/* ===================================
   CSS VARIABLES & RESET
   =================================== */
:root {
  --bg-color: #000000;
  --text-color: #ffffff;
  --accent-color: #ffffff;
  --hover-opacity: 0.7;
  --transition-speed: 0.3s;
  --font-main: 'Roboto', sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Typography scale: 2 header levels + 3 text levels */
  --font-size-mega-header: clamp(2.5rem, 5vw, 4rem);
  /* Hero, page title */
  --font-size-section-header: 1.5rem;
  /* Section title (e.g. VỀ CHÚNG TÔI, DỰ ÁN LIÊN QUAN) */
  --font-size-section-title: 1.125rem;
  /* Inner title within section */
  --font-size-description: 1rem;
  /* Body / paragraph */
  --font-size-tag-badge: 0.7rem;
  /* Tags, badges, labels */
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

/* Custom Scrollbar - Transparent/Invisible */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

body {
  font-family: var(--font-main);
  font-weight: var(--font-weight-light);
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  font-size: var(--font-size-description);
}

/* ===================================
   TYPOGRAPHY SYSTEM
   2 header levels + 3 text levels
   =================================== */
h1,
.mega-header {
  font-size: var(--font-size-mega-header);
  font-weight: var(--font-weight-light);
}

h2,
.section-header {
  font-size: var(--font-size-section-header);
  font-weight: var(--font-weight-light);
}

h3,
.section-title {
  font-size: var(--font-size-section-title);
  font-weight: var(--font-weight-normal);
}

p,
.description {
  font-size: var(--font-size-description);
}

.tag-badge,
.pill-tag,
.related-project-tag,
.bento-label,
.project-card-label,
.metadata-label {
  font-size: var(--font-size-tag-badge);
}

/* Custom cursor "Khám Phá" khi hover project — hình cầu hơi đục, text rõ */
.cursor-explore {
  position: fixed;
  left: 0;
  top: 0;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow:
    0 0 22px rgba(255, 255, 255, 0.25),
    0 0 45px rgba(255, 255, 255, 0.12),
    inset 0 0 24px rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 99999;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.9);
  transition: opacity 0.25s ease, transform 0.2s ease;
}

.cursor-explore.visible {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.cursor-explore-text {
  font-size: 0.75rem;
  font-weight: var(--font-weight-normal);
  letter-spacing: 0.06em;
  color: #fff;
  text-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
  white-space: nowrap;
}

body.cursor-explore-active {
  cursor: none;
}

body.cursor-explore-active * {
  cursor: none;
}

/* Hide scrollbar on mobile */
@media (max-width: 768px) {
  ::-webkit-scrollbar {
    width: 0px;
    height: 0px;
    display: none;
  }

  * {
    scrollbar-width: none;
  }

  body {
    -ms-overflow-style: none;
  }
}

a {
  color: var(--text-color);
  text-decoration: none;
  transition: opacity var(--transition-speed) ease;
}

a:hover {
  opacity: var(--hover-opacity);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ===================================
   HEADER & NAVIGATION
   =================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  background-color: transparent;
  backdrop-filter: none;
  transition: background-color 0.3s ease, backdrop-filter 0.3s ease;
}

/* Header scrolled state removed - header stays transparent */

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 10001;
}

.logo {
  display: flex;
  align-items: center;
  line-height: 0;
  position: relative;
  z-index: 10001;
}

.logo-img {
  height: 32px;
  width: auto;
  transition: height 0.3s ease, opacity var(--transition-speed) ease;
}

.logo:hover .logo-img {
  opacity: var(--hover-opacity);
}

.menu-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: var(--font-weight-light);
  color: var(--text-color);
  padding: 0.5rem;
  transition: opacity var(--transition-speed) ease;
  position: relative;
  z-index: 10001;
}

.menu-toggle:hover {
  opacity: var(--hover-opacity);
}

/* Nav dropdown: full width, xổ từ trên xuống, chiều cao vừa đủ chứa menu (không full màn hình) */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: auto;
  max-height: 90vh;
  overflow-y: auto;
  background-color: var(--bg-color);
  visibility: hidden;
  transform: translateY(-100%);
  transition: visibility 0.3s ease, transform 0.35s ease;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.nav.active {
  visibility: visible;
  transform: translateY(0);
}

/* Mobile Menu Header */
.nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  position: sticky;
  top: 0;
  background-color: var(--bg-color);
  z-index: 10;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  min-height: 60px;
}

.nav-logo {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav-logo img {
  height: 48px;
  width: 120px;
  object-fit: contain;
}

.nav-close {
  background: none;
  border: none;
  color: var(--text-color);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: var(--font-weight-light);
  cursor: pointer;
  padding: 0.5rem;
  transition: opacity var(--transition-speed) ease;
  min-width: 60px;
  text-align: left;
}

.nav-close:hover {
  opacity: var(--hover-opacity);
}

/* Nội dung dropdown — đủ chứa các nav con, padding top để thấp xuống */
.nav-content {
  padding: 3rem 1.5rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  width: 100%;
  box-sizing: border-box;
}

.nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0;
  padding: 0;
}

.nav-list li {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-list a {
  font-size: 1rem;
  font-weight: var(--font-weight-light);
  display: block;
  padding: 0.4rem 0;
  color: var(--text-color);
  text-decoration: none;
  transition: opacity var(--transition-speed) ease;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.nav-list a:hover {
  opacity: var(--hover-opacity);
  background-color: rgba(255, 255, 255, 0.02);
}

.nav-list .cta-link {
  font-weight: var(--font-weight-normal);
  opacity: 1;
}

/* Mobile: padding top & left cân bằng, căn lề với header */
@media (max-width: 1023px) {
  .nav-content {
    padding-top: 4.5rem;
    padding-left: 2rem;
    padding-right: 2rem;
    padding-bottom: 2.5rem;
  }
}

@media (max-width: 768px) {
  .nav-content {
    padding-top: 6rem;
    padding-left: 2.5rem;
    padding-right: 2.5rem;
    padding-bottom: 2.5rem;
  }
}

/* Contact/Search Section at bottom */
.nav-footer {
  margin-top: auto;
  padding: 1.5rem 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.nav-footer a {
  font-size: 1rem;
  font-weight: var(--font-weight-light);
  color: var(--text-color);
  text-decoration: none;
  padding: 0.75rem 0;
  transition: opacity var(--transition-speed) ease;
  letter-spacing: 0.3px;
  line-height: 1.0;
}

.nav-footer a:hover {
  opacity: var(--hover-opacity);
}

/* ===================================
   HERO SECTION & SLIDER
   =================================== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.slider {
  width: 100%;
  height: 100%;
  position: relative;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  display: flex;
  align-items: flex-end;
}

.slide.active {
  opacity: 1;
}

.slide-overlay {
  width: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 50%);
  padding: var(--spacing-lg) var(--spacing-md);
}

.slide-info {
  max-width: 1400px;
  margin: 0 auto;
}

.slide-title {
  font-size: 2.5rem;
  font-weight: var(--font-weight-light);
  margin-bottom: var(--spacing-xs);
}

.slide-meta {
  font-size: 1rem;
  opacity: 0.8;
}

.slider-controls {
  position: absolute;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  display: flex;
  gap: var(--spacing-sm);
  z-index: 10;
}

/* Slider Button Styles - From Uiverse.io by kheshore */
.slider-controls {
  --color-text: var(--text-color);
  --color-background: rgba(255, 255, 255, 0.1);
  --color-outline: rgba(255, 255, 255, 0.5);
  --color-shadow: rgba(0, 0, 0, 0.5);
}

.slider-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 0.75rem;
  min-width: 3rem;
  text-decoration: none;
  font-family: inherit;
  font-size: 1.2rem;
  color: var(--color-text);
  background: var(--color-background);
  transition: all 0.5s ease;
  border-radius: 100px;
  box-shadow: 0 0 0.2em 0 var(--color-shadow);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(5px);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.slider-btn.prev:hover {
  min-width: 5.25rem;
  padding-left: 0.625rem;
  padding-right: 0.625rem;
}

.slider-btn.next:hover {
  min-width: 5.25rem;
  padding-left: 0.625rem;
  padding-right: 0.625rem;
}

.slider-btn:hover,
.slider-btn:focus {
  transition: 0.5s;
  -webkit-animation: btn-content 1s;
  animation: btn-content 1s;
  outline: 0.1em solid transparent;
  outline-offset: 0.2em;
  box-shadow: 0 0 0.4em 0 var(--color-shadow);
}

.slider-btn .icon-arrow {
  transition: all 0.5s ease;
  margin: 0;
  transform: scale(0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
  width: 12px;
  /* 20px * 0.6 scale */
  height: 12px;
}

.slider-btn.prev .icon-arrow {
  margin-left: auto;
  margin-right: 0;
}

.slider-btn.next .icon-arrow {
  margin-left: 0;
  margin-right: auto;
}

.slider-btn.prev:hover .icon-arrow {
  margin-left: auto;
  margin-right: 0.625rem;
  /* 10px gap from text */
}

.slider-btn.next:hover .icon-arrow {
  margin-left: 0.625rem;
  /* 10px gap from text */
  margin-right: auto;
}

/* Text that appears on hover - inside button */
.slider-btn .button-text-slider {
  position: absolute;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-color);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.5s ease;
  pointer-events: none;
  z-index: 1;
  top: 50%;
  transform: translateY(-50%);
  line-height: 1;
}

/* Prev button: text appears on the left side inside button */
.slider-btn.prev .button-text-slider {
  left: 0.625rem;
  transform: translateY(-50%) translateX(-8px);
}

.slider-btn.prev:hover .button-text-slider {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Next button: text appears on the right side inside button */
.slider-btn.next .button-text-slider {
  right: 0.625rem;
  transform: translateY(-50%) translateX(8px);
}

.slider-btn.next:hover .button-text-slider {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

.slider-btn .icon-arrow svg {
  width: 20px;
  height: 20px;
  position: relative;
  display: block;
}

/* SVG group - ensures arrow parts move together */
.slider-btn .icon-arrow svg #arrow-group {
  transition: transform 0.5s ease;
}

/* SVG animations for next button (right arrow) - move arrow group together */
.slider-btn.next .icon-arrow svg #arrow-group {
  transform: translateX(-60%);
}

.slider-btn.next:hover .icon-arrow svg #arrow-group {
  transform: translateX(0%);
}

.slider-btn.next:hover #arrow-icon-one {
  animation: color_anim 1s infinite 0.6s;
}

.slider-btn.next:hover #arrow-icon-two {
  animation: color_anim 1s infinite 0.4s;
}

/* SVG animations for prev button (left arrow) - move arrow group together */
.slider-btn.prev .icon-arrow svg #arrow-group {
  transform: translateX(60%);
}

.slider-btn.prev:hover .icon-arrow svg #arrow-group {
  transform: translateX(0%);
}

.slider-btn.prev:hover #arrow-icon-one {
  animation: color_anim 1s infinite 0.6s;
}

.slider-btn.prev:hover #arrow-icon-two {
  animation: color_anim 1s infinite 0.4s;
}

/* SVG animations */
@keyframes color_anim {
  0% {
    stroke: var(--text-color);
  }

  50% {
    stroke: var(--color-background);
  }

  100% {
    stroke: var(--text-color);
  }
}

/* Button animations */
@-webkit-keyframes btn-content {
  0% {
    outline: 0.2em solid var(--color-background);
    outline-offset: 0;
  }
}

@keyframes btn-content {
  0% {
    outline: 0.2em solid var(--color-background);
    outline-offset: 0;
  }
}

/* ===================================
   ABOUT SECTION
   =================================== */
.about {
  padding: var(--spacing-sm) var(--spacing-md);
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.about-content {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.about-text {
  max-width: 600px;
  margin-left: auto;
  margin-right: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.about-text h2 {
  font-size: 3rem;
  font-weight: var(--font-weight-light);
  margin: 0;
}

.about-text p {
  font-size: 1.125rem;
  line-height: 1.8;
  margin: 0;
}

.btn-link {
  display: inline-block;
  padding: 0.75rem 2rem;
  border: 1px solid var(--text-color);
  margin-top: var(--spacing-sm);
  transition: all var(--transition-speed) ease;
}

.btn-link:hover {
  background-color: var(--text-color);
  color: var(--bg-color);
  opacity: 1;
}

/* ===================================
   FEATURED SECTION
   =================================== */
.featured {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  background-color: rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.featured h2 {
  font-size: 2.5rem;
  font-weight: var(--font-weight-light);
  margin: 0;
}

.featured p {
  font-size: 1.125rem;
  opacity: 0.8;
  margin: 0;
}

/* ===================================
   CLIENTS PAGE
   =================================== */
.clients-page {
  padding-top: 80px;
}

.clients-hero {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.clients-hero h1 {
  font-size: 4rem;
  font-weight: var(--font-weight-light);
  margin: 0;
}

.clients-intro {
  font-size: 1.25rem;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
}

.clients-list {
  padding: var(--spacing-sm) var(--spacing-md);
}

.clients-section {
  margin-bottom: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.clients-letter {
  font-size: 3rem;
  font-weight: var(--font-weight-light);
  margin: 0;
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.clients-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-sm) var(--spacing-md);
}

.clients-grid li a {
  display: block;
  padding: var(--spacing-xs) 0;
  font-size: 1rem;
  transition: all var(--transition-speed) ease;
}

.clients-grid li a:hover {
  transform: translateX(8px);
  opacity: 1;
  color: rgba(255, 255, 255, 0.7);
}

/* ===================================
   ABOUT PAGE
   =================================== */
.about-page {
  padding-top: 80px;
  background: linear-gradient(to right, #000000, #000000, #8B2323);
  color: #ffffff;
}

.about-hero {
  padding: var(--spacing-lg) var(--spacing-md);
}

.about-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.about-hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Logo Card Animation - Auto play on load */
.logo-card {
  width: 256px;
  height: 256px;
  background: #8B2323;
  position: relative;
  display: grid;
  place-content: center;
  border-radius: 10px;
  overflow: hidden;
  transition: all 0.5s ease-in-out;
  animation: logoCardOpen 1.5s ease-in-out forwards;
}

.logo-border {
  position: absolute;
  inset: 0px;
  border: 2px solid #000000;
  opacity: 0;
  transform: rotate(10deg);
  transition: all 0.5s ease-in-out;
  animation: borderAppear 0.5s ease-in-out 0.5s forwards;
}

.logo-content {
  transition: all 0.5s ease-in-out;
  z-index: 2;
}

.logo-wrapper {
  height: 35px;
  position: relative;
  width: 33px;
  overflow: hidden;
  transition: all 1s ease-in-out;
  margin: 0 auto;
  animation: logoExpand 1s ease-in-out 0.3s forwards;
}

.logo-main {
  height: 33px;
  width: auto;
  position: absolute;
  left: 0;
  opacity: 1;
}

.logo-trail {
  position: absolute;
  right: 0;
  height: 100%;
  width: 100%;
  opacity: 0;
  animation: trailAnimation 1s ease-in-out 0.3s;
}

.logo-bottom-text {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  margin-top: 30px;
  color: #ffffff;
  padding-left: 8px;
  font-size: 11px;
  opacity: 0;
  letter-spacing: 0;
  transition: all 0.5s ease-in-out 0.5s;
  animation: textAppear 0.5s ease-in-out 1s forwards;
  white-space: nowrap;
}

.logo-bottom-text-outer {
  position: absolute;
  left: 50%;
  bottom: 13px;
  transform: translateX(-50%);
  font-size: 6px;
  text-transform: uppercase;
  padding: 0px 5px 0px 8px;
  color: #ffffff;
  background: #8B2323;
  opacity: 0;
  letter-spacing: 7px;
  transition: all 0.5s ease-in-out;
  animation: outerTextAppear 0.5s ease-in-out 1s forwards;
  white-space: nowrap;
}

@keyframes logoCardOpen {
  0% {
    border-radius: 10px;
    transform: scale(1);
  }

  100% {
    border-radius: 0;
    transform: scale(1.1);
  }
}

@keyframes borderAppear {
  0% {
    inset: 0px;
    opacity: 0;
    transform: rotate(10deg);
  }

  100% {
    inset: 15px;
    opacity: 1;
    transform: rotate(0);
  }
}

@keyframes logoExpand {
  0% {
    width: 33px;
  }

  100% {
    width: 134px;
  }
}

@keyframes trailAnimation {
  0% {
    background: linear-gradient(90deg, rgba(0, 0, 0, 0) 90%, rgb(0, 0, 0) 100%);
    opacity: 0;
  }

  30% {
    background: linear-gradient(90deg, rgba(0, 0, 0, 0) 70%, rgb(0, 0, 0) 100%);
    opacity: 1;
  }

  70% {
    background: linear-gradient(90deg, rgba(0, 0, 0, 0) 70%, rgb(0, 0, 0) 100%);
    opacity: 1;
  }

  95% {
    background: linear-gradient(90deg, rgba(0, 0, 0, 0) 90%, rgb(0, 0, 0) 100%);
    opacity: 0;
  }

  100% {
    opacity: 0;
  }
}

@keyframes textAppear {
  0% {
    opacity: 0;
    letter-spacing: 0;
  }

  100% {
    opacity: 1;
    letter-spacing: 9.5px;
  }
}

@keyframes outerTextAppear {
  0% {
    opacity: 0;
    letter-spacing: 7px;
  }

  100% {
    opacity: 1;
    letter-spacing: 3px;
  }
}

.about-hero-content h1 {
  font-size: 2rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.about-hero-content p {
  font-size: 0.875rem;
  line-height: 1.8;
  color: #d1d1d1;
  text-align: justify;
  margin-bottom: var(--spacing-sm);
}

.about-hero-content em {
  display: block;
  margin-top: var(--spacing-xs);
  font-style: italic;
}

.about-story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.about-story-content h2 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-sm);
}

.about-story-content p {
  font-size: 0.875rem;
  line-height: 1.8;
  color: #d1d1d1;
  text-align: justify;
}

.about-founder-image {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.founder-portrait {
  width: 192px;
  height: 256px;
  object-fit: cover;
  filter: grayscale(100%);
}

/* Organization Chart Section */
.org-chart-section {
  padding: var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  overflow-x: hidden;
  width: 100%;
  box-sizing: border-box;
}

.org-chart-section .container {
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}

.org-chart-section h2 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-md);
}

.org-chart-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-md);
  max-width: 100%;
  overflow: hidden;
}

.org-chart-main {
  max-width: 100%;
  overflow: hidden;
}

.org-chart-structure {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

.org-box {
  background-color: rgba(255, 255, 255, 0.1);
  padding: var(--spacing-xs) var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
  text-align: center;
  font-weight: var(--font-weight-medium);
  max-width: 160px;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.org-box.small {
  width: 100%;
  max-width: 100%;
  font-size: 0.75rem;
  padding: var(--spacing-xs);
}

.org-line {
  height: 24px;
  border-left: 2px dotted rgba(255, 255, 255, 0.3);
  margin-bottom: var(--spacing-xs);
  flex-shrink: 0;
}

.org-directors {
  width: 100%;
  max-width: 100%;
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-xs);
  gap: var(--spacing-xs);
  box-sizing: border-box;
}

.org-director-col {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 100%;
}

.org-departments {
  width: 100%;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-xs);
  box-sizing: border-box;
}

.org-description {
  font-size: 0.75rem;
  color: #9ca3af;
  line-height: 1.8;
  text-align: justify;
  margin-top: var(--spacing-md);
}

.org-description strong {
  display: block;
  text-align: center;
  margin: var(--spacing-xs) 0;
  font-weight: var(--font-weight-medium);
}

.org-team-photos {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.org-team-photos img {
  width: 100%;
  height: 128px;
  object-fit: cover;
}

/* Philosophy Section */
.philosophy-section {
  padding: var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.philosophy-column h3 {
  font-size: 1.25rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
}

.philosophy-column h3::before {
  content: '';
  width: 8px;
  height: 8px;
  background-color: rgba(255, 255, 255, 0.5);
  margin-right: var(--spacing-xs);
}

.philosophy-item {
  margin-bottom: var(--spacing-md);
}

.philosophy-item h4 {
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-xs);
}

.philosophy-item p {
  font-size: 0.875rem;
  line-height: 1.8;
  color: #d1d1d1;
  text-align: justify;
  margin-bottom: var(--spacing-xs);
}

.philosophy-item ul {
  font-size: 0.875rem;
  color: #d1d1d1;
  padding-left: var(--spacing-sm);
  margin-top: var(--spacing-xs);
}

.philosophy-item li {
  margin-bottom: var(--spacing-xs);
}

/* Awards Section */
.awards-section {
  padding: var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.awards-section h2 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.awards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.awards-content p {
  font-size: 0.875rem;
  line-height: 1.8;
  color: #d1d1d1;
  text-align: justify;
  margin-bottom: var(--spacing-md);
}

.award-highlight {
  max-width: 400px;
  margin-left: auto;
  margin-top: var(--spacing-md);
}

.award-title {
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  text-align: right;
  margin-bottom: var(--spacing-xs);
}

.award-description {
  font-size: 0.875rem;
  color: #d1d1d1;
  text-align: right;
  text-align: justify;
}

.awards-images {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.award-image {
  position: relative;
  width: 100%;
  height: 160px;
  overflow: hidden;
}

.award-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.award-caption {
  position: absolute;
  bottom: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  padding: var(--spacing-xs);
}

.award-caption p {
  font-size: 0.75rem;
  color: #ffffff;
  margin: 0;
  text-align: right;
}

.award-caption p:first-child {
  font-weight: var(--font-weight-medium);
}

.award-caption p:not(:first-child) {
  color: #9ca3af;
}

/* Services About Section */
.services-about-section {
  padding: var(--spacing-lg) var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.services-about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.services-about-content h3,
.services-about-products h3 {
  font-size: 1.25rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
}

.services-about-content h3::before,
.services-about-products h3::before {
  content: '';
  width: 8px;
  height: 8px;
  background-color: rgba(255, 255, 255, 0.5);
  margin-right: var(--spacing-xs);
}

.service-item {
  margin-bottom: var(--spacing-md);
}

.service-item h4 {
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-xs);
}

.service-item p {
  font-size: 0.875rem;
  line-height: 1.8;
  color: #d1d1d1;
  text-align: justify;
  margin-bottom: var(--spacing-xs);
}

.service-item ul {
  font-size: 0.875rem;
  color: #d1d1d1;
  padding-left: var(--spacing-sm);
  margin-top: var(--spacing-xs);
}

.service-item li {
  margin-bottom: var(--spacing-xs);
}

.product-image {
  margin-bottom: var(--spacing-md);
}

.product-image img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.product-image p {
  text-align: center;
  font-size: 0.875rem;
  color: #9ca3af;
  margin-top: var(--spacing-xs);
}

.product-labels {
  display: flex;
  justify-content: space-around;
  margin-top: var(--spacing-xs);
}

.product-labels span {
  font-size: 0.875rem;
  color: #9ca3af;
  text-align: center;
}

/* Responsive Design for About Page */
@media (max-width: 1024px) {

  .about-hero-grid,
  .about-story-grid,
  .org-chart-grid,
  .philosophy-grid,
  .awards-grid,
  .services-about-grid {
    grid-template-columns: 1fr;
  }

  .about-founder-image {
    justify-content: center;
  }

  .org-chart-main {
    order: 2;
  }

  .org-team-photos {
    order: 1;
    margin-bottom: var(--spacing-md);
  }

  .award-highlight {
    max-width: 100%;
    margin-left: 0;
  }

  .award-title,
  .award-description {
    text-align: left;
  }

  /* Org chart responsive adjustments */
  .org-box {
    max-width: 140px;
    font-size: 0.9rem;
  }

  .org-box.small {
    font-size: 0.7rem;
  }

  .org-directors {
    gap: 0.5rem;
  }
}

@media (max-width: 768px) {
  .about-hero-content h1 {
    font-size: 1.5rem;
  }

  .about-story-content h2 {
    font-size: 1.25rem;
  }

  .org-chart-section h2,
  .awards-section h2 {
    font-size: 1.25rem;
  }

  .philosophy-column h3,
  .services-about-content h3,
  .services-about-products h3 {
    font-size: 1.125rem;
  }

  /* Org chart mobile adjustments */
  .org-chart-section {
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .org-box {
    max-width: 120px;
    font-size: 0.8rem;
    padding: 0.4rem 0.6rem;
  }

  .org-box.small {
    font-size: 0.65rem;
    padding: 0.3rem 0.5rem;
  }

  .org-directors {
    flex-direction: column;
    gap: var(--spacing-xs);
    align-items: center;
  }

  .org-director-col {
    width: 100%;
    max-width: 200px;
  }

  .org-line {
    height: 16px;
  }

  .org-description {
    font-size: 0.7rem;
    margin-top: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .org-box {
    max-width: 100px;
    font-size: 0.7rem;
    padding: 0.3rem 0.5rem;
  }

  .org-box.small {
    font-size: 0.6rem;
    padding: 0.25rem 0.4rem;
  }

  .org-director-col {
    max-width: 100%;
  }

  .org-chart-structure {
    padding: 0 var(--spacing-xs);
  }
}

/* ===================================
   ERROR PAGE
   =================================== */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-content {
  text-align: center;
}

.error-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.error-content h1 {
  font-size: 8rem;
  font-weight: var(--font-weight-light);
  margin: 0;
}

.error-content p {
  font-size: 1.5rem;
  margin: 0;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
  background: linear-gradient(to top,
      rgba(120, 20, 20, 0.35) 0%,
      rgba(100, 15, 15, 0.25) 25%,
      rgba(100, 15, 15, 0.15) 50%,
      rgba(80, 10, 10, 0.06) 70%,
      rgba(0, 0, 0, 0) 100%);
  padding: var(--spacing-lg) var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.footer-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-section h3 {
  font-size: 1.125rem;
  font-weight: var(--font-weight-normal);
  margin: 0;
}

.footer-section p {
  font-size: 0.8125rem;
  line-height: 1.35;
  opacity: 0.8;
  margin: 0;
}

.footer-section a {
  display: block;
  margin: 0;
  font-size: 0.8125rem;
}

/* Footer logo block (first column – like L'Observatoire style) */
.footer-section-logo {
  gap: 0.75rem;
}

.footer-logo-link {
  display: block;
  line-height: 0;
  margin-bottom: 0.25rem;
}

.footer-logo-img {
  height: 56px;
  width: auto;
  max-width: 260px;
  object-fit: contain;
  object-position: left center;
  opacity: 0.95;
  transition: opacity var(--transition-speed) ease;
}

.footer-logo-link:hover .footer-logo-img {
  opacity: 1;
}

.footer-logo-tagline {
  font-size: 0.7rem;
  opacity: 0.6;
  margin: 0;
  letter-spacing: 0.02em;
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  opacity: 0.6;
  margin: 0;
}

/* ===================================
   CONTAINER
   =================================== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Default container text spacing */
.container>* {
  margin: 0;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 768px) {
  .logo-img {
    height: 64px;
    transition: height 0.3s ease, opacity var(--transition-speed) ease;
  }

  .slide-title {
    font-size: 1.75rem;
  }

  .about-text {
    margin-left: 0;
  }

  .about-text h2 {
    font-size: 2rem;
  }

  .clients-hero h1,
  .about-hero h1 {
    font-size: 2.5rem;
  }

  .clients-letter {
    font-size: 2rem;
  }

  .clients-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .error-content h1 {
    font-size: 5rem;
  }
}

/* Desktop - Show menu toggle and menu */
@media (min-width: 1024px) {
  .menu-toggle {
    display: block;
  }

  .header-content {
    align-items: center;
  }

  /* Desktop menu layout - similar to lobsintl.com */
  .nav {
    display: flex;
  }

  .nav-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 2rem 3rem;
    border-bottom: none;
    background: transparent;
    justify-content: space-between;
  }

  .nav-logo {
    position: static;
    flex: none;
    justify-content: flex-start;
  }

  .nav-logo img {
    height: 48px;
    width: auto;
  }

  .nav-close {
    position: static;
    min-width: auto;
    text-align: right;
    font-size: 1rem;
    order: 2;
  }

  .nav-content {
    padding: 3rem 2rem 1.5rem 2rem;
    justify-content: center;
    align-items: center;
    width: 100%;
  }

  .nav-list-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
  }

  .nav-list {
    gap: 0;
    width: auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin: 0;
    padding: 0;
  }

  .nav-list li {
    border-bottom: none;
    width: auto;
  }

  .nav-list a {
    font-size: 1rem;
    padding: 0.4rem 0;
    font-weight: var(--font-weight-light);
    text-align: left;
    display: inline-block;
    white-space: nowrap;
    width: auto;
  }

  .nav-header {
    display: none;
  }

  .nav-footer {
    display: none;
  }

  .nav-footer {
    display: none;
  }
}

/* ===================================
   IDA LIGHTING CUSTOM STYLES
   =================================== */

/* Content Pages */
.content-page {
  padding-top: 80px;
}

.page-hero {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.02), transparent);
}

.page-hero .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.page-hero h1 {
  font-size: 3.5rem;
  font-weight: var(--font-weight-light);
  margin: 0;
}

.page-intro {
  font-size: 1.25rem;
  opacity: 0.8;
  max-width: 800px;
  margin: 0 auto;
}

.content-section {
  padding: var(--spacing-sm) var(--spacing-md);
}

.content-section .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.content-section h2 {
  font-size: 2rem;
  margin: 0;
  font-weight: var(--font-weight-light);
}

.content-section h3 {
  font-size: 1.5rem;
  margin: 0;
  font-weight: var(--font-weight-normal);
}

.content-section p {
  margin: 0;
}

.content-section ul {
  margin: 0;
}

.content-section ul {
  list-style: none;
  padding-left: var(--spacing-md);
}

.content-section ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.content-section ul li {
  margin: 0;
  position: relative;
  padding-left: var(--spacing-sm);
}

.content-section ul li:before {
  content: '•';
  position: absolute;
  left: 0;
  opacity: 0.5;
}

/* Homepage Sections */
.about-home {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--bg-color);
}

.about-home .container {
  padding-left: 0;
  padding-right: 0;
}

.about-home-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4rem;
  align-items: start;
}

.about-home-left {
  display: flex;
  flex-direction: column;
}

.about-home-right {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: flex-end;
  max-width: 100%;
}

.about-home h2 {
  font-size: var(--font-size-section-header);
  font-weight: var(--font-weight-light);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 2px;
  white-space: nowrap;
}

.about-home p {
  font-size: var(--font-size-description);
  line-height: 1.75;
  margin: 0;
  opacity: 0.9;
  max-width: 100%;
  text-align: justify;
  margin-left: auto;
}

@media (min-width: 1024px) {
  .about-home p {
    max-width: 42rem;
  }
}

.about-home .btn-link {
  position: relative;
  display: inline-block;
  cursor: pointer;
  outline: none;
  border: 0;
  vertical-align: middle;
  text-decoration: none;
  background: transparent;
  padding: 0;
  font-size: inherit;
  font-family: inherit;
}

/* About-home learn more button - rounded, white bg, black text, hover brighten */
.about-home .btn-link.learn-more {
  position: relative;
  margin: 0;
  padding: 12px 16px;
  border-radius: 50px;
  background: #ffffff;
  color: #000000;
  transition: box-shadow 0.2s ease, filter 0.2s ease;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  width: fit-content;
}

.about-home .btn-link.learn-more:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
}

.about-home .btn-link.learn-more .button-text {
  position: relative;
  font-family: var(--font-main);
  font-size: var(--font-size-section-title);
  font-weight: var(--font-weight-light);
  letter-spacing: 0.05em;
  color: #000000;
  white-space: nowrap;
  text-transform: uppercase;
}

.about-home .btn-link.learn-more .button-svg {
  position: relative;
  top: 0;
  margin-left: 10px;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke: #000000;
  stroke-width: 2;
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
}

.about-home .btn-link.learn-more:hover .button-svg {
  transform: rotate(-45deg);
}

/* CTA Section */
.cta-section {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  background: rgba(255, 255, 255, 0.03);
}

.cta-section .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
}

.cta-section h2 {
  font-size: 2.5rem;
  margin: 0;
  font-weight: var(--font-weight-light);
}

.cta-section p {
  margin: 0;
}

/* CTA Button Animation - Unified style (same as about-home button) */
button,
.btn-primary,
.btn-secondary,
.btn-link {
  position: relative;
  display: inline-block;
  cursor: pointer;
  outline: none;
  border: 0;
  vertical-align: middle;
  text-decoration: none;
  background: transparent;
  padding: 0;
  font-size: inherit;
  font-family: inherit;
}

/* All CTA buttons with learn-more class - rounded, white bg, black text, hover brighten */
button.learn-more,
.btn-primary.learn-more,
.btn-secondary.learn-more,
.btn-link.learn-more {
  position: relative;
  margin: 0;
  padding: 12px 16px;
  border-radius: 50px;
  background: #ffffff;
  color: #000000;
  transition: box-shadow 0.2s ease, filter 0.2s ease;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  width: fit-content;
}

button.learn-more:hover,
.btn-primary.learn-more:hover,
.btn-secondary.learn-more:hover,
.btn-link.learn-more:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
}

button.learn-more .button-text,
.btn-primary.learn-more .button-text,
.btn-secondary.learn-more .button-text,
.btn-link.learn-more .button-text {
  position: relative;
  font-family: var(--font-main);
  font-size: var(--font-size-section-title);
  font-weight: var(--font-weight-light);
  letter-spacing: 0.05em;
  color: #000000;
  white-space: nowrap;
  text-transform: uppercase;
}

button.learn-more .button-svg,
.btn-primary.learn-more .button-svg,
.btn-secondary.learn-more .button-svg,
.btn-link.learn-more .button-svg {
  position: relative;
  top: 0;
  margin-left: 10px;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke: #000000;
  stroke-width: 2;
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
}

button.learn-more:hover .button-svg,
.btn-primary.learn-more:hover .button-svg,
.btn-secondary.learn-more:hover .button-svg,
.btn-link.learn-more:hover .button-svg {
  transform: rotate(-45deg);
}

/* Hide button-text-ngay everywhere */
.button-text-ngay {
  display: none !important;
}

button.learn-more,
.btn-primary.learn-more,
.btn-secondary.learn-more {
  width: auto;
  min-width: 12rem;
  height: 3rem;
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
  overflow: hidden;
}

/* Old circle/icon style - hidden, replaced by new ::before + SVG style */
button.learn-more .circle,
.btn-primary.learn-more .circle,
.btn-secondary.learn-more .circle,
.btn-link.learn-more .circle {
  display: none !important;
}

.btn-secondary.learn-more .circle {
  background: transparent;
  border: 1px solid var(--text-color);
}

button.learn-more .circle .icon,
.btn-primary.learn-more .circle .icon,
.btn-secondary.learn-more .circle .icon {
  transition: all 0.45s cubic-bezier(0.65, 0, 0.076, 1);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* Arrow icon - visible when not hovered */
button.learn-more .circle .icon.arrow,
.btn-primary.learn-more .circle .icon.arrow,
.btn-secondary.learn-more .circle .icon.arrow .circle .icon.arrow {
  width: 1.125rem;
  height: 0.125rem;
  background: var(--bg-color);
  opacity: 1;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  margin: 0;
  display: block;
}

button.learn-more .circle .icon.arrow::before,
.btn-primary.learn-more .circle .icon.arrow::before,
.btn-secondary.learn-more .circle .icon.arrow::before .circle .icon.arrow::before {
  position: absolute;
  content: "";
  top: 50%;
  right: 0;
  width: 0.625rem;
  height: 0.625rem;
  border-top: 0.125rem solid var(--bg-color);
  border-right: 0.125rem solid var(--bg-color);
  transform: translate(50%, -50%) rotate(45deg);
  transform-origin: center;
}

.btn-secondary.learn-more .circle .icon.arrow .circle .icon.arrow {
  background: var(--text-color);
}

.btn-secondary.learn-more .circle .icon.arrow::before .circle .icon.arrow::before {
  border-top: 0.125rem solid var(--text-color);
  border-right: 0.125rem solid var(--text-color);
}

/* Magnifying glass icon (search) - visible on hover */
button.learn-more .circle .icon.search,
.btn-primary.learn-more .circle .icon.search,
.btn-secondary.learn-more .circle .icon.search .circle .icon.search {
  width: 1rem;
  height: 1rem;
  border: 0.125rem solid var(--bg-color);
  border-radius: 50%;
  background: transparent;
  opacity: 0;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
}

button.learn-more .circle .icon.search::before,
.btn-primary.learn-more .circle .icon.search::before,
.btn-secondary.learn-more .circle .icon.search::before .circle .icon.search::before {
  position: absolute;
  content: "";
  bottom: -0.375rem;
  right: -0.375rem;
  width: 0.5rem;
  height: 0.125rem;
  background: var(--bg-color);
  transform: rotate(45deg);
  transform-origin: right center;
}

.btn-secondary.learn-more .circle .icon.search .circle .icon.search {
  border-color: var(--text-color);
}

.btn-secondary.learn-more .circle .icon.search::before .circle .icon.search::before {
  background: var(--text-color);
}

/* Button text style is now handled by unified style above */

/* Text "NGAY !" that appears on hover */
button.learn-more .button-text-ngay,
.btn-primary.learn-more .button-text-ngay,
.btn-secondary.learn-more .button-text-ngay .button-text-ngay {
  transition: all 0.45s cubic-bezier(0.65, 0, 0.076, 1);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.75rem 0;
  margin: 0;
  color: var(--bg-color);
  font-weight: 700;
  line-height: 1.6;
  text-align: center;
  text-transform: uppercase;
  white-space: nowrap;
  font-size: 0.875rem;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  opacity: 0;
  z-index: 2;
  pointer-events: none;
}

/* Hover state - expand circle and show search icon */
button.learn-more:hover .circle,
.btn-primary.learn-more:hover .circle,
.btn-secondary.learn-more:hover .circle:hover .circle,
button.learn-more.hovered .circle,
.btn-primary.learn-more.hovered .circle,
.btn-secondary.learn-more.hovered .circle.hovered .circle {
  width: 100%;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 1;
}

/* Hide arrow, show search icon on hover */
button.learn-more:hover .circle .icon.arrow,
.btn-primary.learn-more:hover .circle .icon.arrow,
.btn-secondary.learn-more:hover .circle .icon.arrow:hover .circle .icon.arrow,
button.learn-more.hovered .circle .icon.arrow,
.btn-primary.learn-more.hovered .circle .icon.arrow,
.btn-secondary.learn-more.hovered .circle .icon.arrow.hovered .circle .icon.arrow {
  opacity: 0;
}

button.learn-more:hover .circle .icon.search,
.btn-primary.learn-more:hover .circle .icon.search,
.btn-secondary.learn-more:hover .circle .icon.search:hover .circle .icon.search,
button.learn-more.hovered .circle .icon.search,
.btn-primary.learn-more.hovered .circle .icon.search,
.btn-secondary.learn-more.hovered .circle .icon.search.hovered .circle .icon.search {
  opacity: 1;
  right: 1.5rem;
  left: auto;
  top: 50%;
  transform: translateY(calc(-50% - 0.125rem));
}

.btn-secondary.learn-more:hover .circle .icon.search:hover .circle .icon.search,
.btn-secondary.learn-more.hovered .circle .icon.search.hovered .circle .icon.search {
  border-color: var(--bg-color);
}

.btn-secondary.learn-more:hover .circle .icon.search::before:hover .circle .icon.search::before,
.btn-secondary.learn-more.hovered .circle .icon.search::before.hovered .circle .icon.search::before {
  background: var(--bg-color);
}

.btn-secondary.learn-more:hover .circle:hover .circle,
.btn-secondary.learn-more.hovered .circle.hovered .circle {
  background: var(--text-color);
  border-color: var(--text-color);
}

/* Old hover text swap - removed, using unified style */

/* Fallback for buttons without learn-more class */
.btn-primary:not(.learn-more),
.btn-secondary:not(.learn-more) {
  display: inline-block;
  padding: 1rem 2.5rem;
  margin: var(--spacing-sm);
  font-size: 1.125rem;
  transition: all var(--transition-speed) ease;
  border: 1px solid var(--text-color);
}

.btn-primary:not(.learn-more) {
  background-color: var(--text-color);
  color: var(--bg-color);
}

.btn-primary:not(.learn-more):hover {
  background-color: transparent;
  color: var(--text-color);
  opacity: 1;
}

.btn-secondary:not(.learn-more) {
  background-color: transparent;
  color: var(--text-color);
}

.btn-secondary:not(.learn-more):hover {
  background-color: var(--text-color);
  color: var(--bg-color);
  opacity: 1;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* About Page */
.values-section,
.collaboration-section,
.activities-section {
  padding: var(--spacing-sm) var(--spacing-md);
}

.values-section .container,
.collaboration-section .container,
.activities-section .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.values-section h2,
.collaboration-section h2,
.activities-section h2,
.activities-section h3 {
  margin: 0;
}

.values-section p,
.collaboration-section p,
.activities-section p {
  margin: 0;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin: 0;
}

.value-card {
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.02);
  border-left: 3px solid rgba(255, 255, 255, 0.5);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.value-card h3 {
  margin: 0;
  font-size: 1.25rem;
}

.value-card p {
  margin: 0;
}

.stakeholders {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin: 0;
}

.stakeholder {
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.01);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.stakeholder h3 {
  margin: 0;
}

.stakeholder p {
  margin: 0;
}

/* Services Page */
/* ===================================
   SERVICES ZIGZAG LAYOUT
   =================================== */

.services-overview {
  padding: var(--spacing-lg) 0;
  background: var(--bg-color);
}

.services-overview .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.service-block {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.service-block.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Zigzag: Even items align left, odd items align right */
.service-block.service-left {
  align-items: flex-start;
}

.service-block.service-right {
  align-items: flex-end;
}

.service-image {
  width: 100%;
  max-width: 800px;
  height: 500px;
  overflow: hidden;
  background: var(--bg-color);
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.service-block:hover .service-image img {
  transform: scale(1.05);
}

.service-title {
  font-size: var(--font-size-section-header);
  margin: 0;
  font-weight: var(--font-weight-light);
  line-height: 1.3;
  color: var(--text-color);
  max-width: 800px;
}

/* ===================================
   SERVICES TEXT WITH IMAGE SECTION
   =================================== */

.service-text-image-section {
  padding: var(--spacing-xl) 0;
  background: var(--bg-color);
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.service-text-image-section.revealed {
  opacity: 1;
  transform: translateY(0);
}

.service-text-image-section .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  max-width: 1400px;
}

.service-text-content {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

.service-text-heading {
  font-size: var(--font-size-tag-badge);
  font-weight: var(--font-weight-medium);
  color: var(--text-color);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding-top: 0.25rem;
}

.service-text-paragraphs {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  max-width: 100%;
}

.service-text-paragraphs p {
  font-size: var(--font-size-description);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  max-width: 100%;
}

.service-text-paragraphs p:first-child {
  font-size: clamp(1rem, 1.2vw, 1.25rem);
  line-height: 1.7;
  font-weight: var(--font-weight-light);
}

.service-image-large {
  width: 100%;
  height: 600px;
  overflow: hidden;
  background: var(--bg-color);
  margin-top: var(--spacing-md);
}

.service-image-large img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Responsive: Tablet */
@media (max-width: 1024px) {
  .service-block {
    align-items: flex-start !important;
  }

  .service-image {
    max-width: 100%;
    height: 400px;
  }

  .service-image-large {
    height: 500px;
  }
}

/* Responsive: Mobile */
@media (max-width: 768px) {
  .services-overview .container {
    gap: var(--spacing-lg);
  }

  .service-block {
    align-items: flex-start !important;
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-sm);
  }

  .service-image {
    max-width: 100%;
    height: 300px;
  }

  .service-title {
    font-size: var(--font-size-section-title);
  }

  .service-text-image-section {
    padding: var(--spacing-lg) 0;
  }

  .service-image-large {
    height: 400px;
  }

  .service-text-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .service-text-heading {
    margin-bottom: var(--spacing-sm);
  }

  .service-text-paragraphs p {
    font-size: 0.95rem;
  }

  .service-text-paragraphs p:first-child {
    font-size: 1rem;
  }
}

.approach-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin: 0;
}

.approach-item {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.approach-item h3 {
  font-size: 1rem;
  margin: 0;
  font-weight: var(--font-weight-normal);
  line-height: 1.4;
  opacity: 0.9;
}

.approach-item p {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.85;
  margin: 0;
}

/* Process Page */
.process-steps {
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.process-step {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--spacing-md);
  position: relative;
}

.step-number {
  font-size: 3rem;
  font-weight: var(--font-weight-light);
  opacity: 0.5;
}

.step-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.step-content h2 {
  font-size: 1rem;
  margin: 0;
  font-weight: var(--font-weight-normal);
  line-height: 1.4;
  opacity: 0.9;
}

.step-content p {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.85;
  margin: 0;
}

.step-arrow {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 2rem;
  opacity: 0.3;
  margin: 0;
}

.process-commitment,
.timeline-info {
  padding: var(--spacing-sm) var(--spacing-md);
}

.process-commitment .container,
.timeline-info .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.process-commitment h2,
.timeline-info h2 {
  margin: 0;
  font-weight: var(--font-weight-light);
}

/* Trang Quy trình: đưa chung một font weight mảnh (light) */
.process-page .page-hero h1,
.process-page .page-intro,
.process-page .step-number,
.process-page .step-content h2,
.process-page .step-content p,
.process-page .process-commitment h2,
.process-page .process-commitment p,
.process-page .commitment-item h3,
.process-page .commitment-item p,
.process-page .timeline-info h2,
.process-page .timeline-info p,
.process-page .cta-section h2,
.process-page .cta-section p {
  font-weight: var(--font-weight-light);
}

.process-commitment p,
.timeline-info p {
  margin: 0;
}

.commitment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin: 0;
}

.commitment-item {
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.commitment-item h3 {
  font-size: 1rem;
  margin: 0;
  font-weight: var(--font-weight-normal);
  line-height: 1.4;
  opacity: 0.9;
}

.commitment-item p {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.85;
  margin: 0;
}

/* Methodology Page */
.methodology-intro,
.methodology-note {
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.05);
  border-left: 3px solid rgba(255, 255, 255, 0.5);
  margin: var(--spacing-sm) var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.methodology-intro p,
.methodology-note p {
  margin: 0;
}

/* ===================================
   METHODOLOGY ZIGZAG LAYOUT (BLACK & WHITE)
   =================================== */

.methodology-zigzag-section {
  padding: var(--spacing-xl) 0;
  background: var(--bg-color);
}

.methodology-zigzag-section .container {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.methodology-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 600px;
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.methodology-block.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Zigzag: Even items have image on left, odd items have image on right */
.methodology-block.methodology-left {
  grid-template-columns: 1fr 1fr;
}

.methodology-block.methodology-right {
  grid-template-columns: 1fr 1fr;
}

.methodology-block.methodology-right .methodology-image {
  order: 2;
}

.methodology-block.methodology-right .methodology-text-block {
  order: 1;
}

.methodology-image {
  width: 100%;
  height: 100%;
  min-height: 600px;
  overflow: hidden;
  background: var(--bg-color);
}

.methodology-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(100%);
  transition: transform 0.6s ease, filter 0.6s ease;
}

.methodology-block:hover .methodology-image img {
  transform: scale(1.05);
  filter: grayscale(80%);
}

.methodology-text-block {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  padding: var(--spacing-xl);
  background: #ffffff;
  color: #000000;
}

.methodology-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--font-weight-medium);
  color: #000000;
  margin: 0;
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  max-width: 100%;
}

.methodology-description {
  font-size: var(--font-size-description);
  line-height: 1.7;
  color: #000000;
  margin: 0;
  opacity: 0.85;
  max-width: 100%;
}

/* Responsive: Tablet */
@media (max-width: 1024px) {
  .methodology-block {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .methodology-block.methodology-right .methodology-image {
    order: 1;
  }

  .methodology-block.methodology-right .methodology-text-block {
    order: 2;
  }

  .methodology-image {
    min-height: 400px;
  }

  .methodology-text-block {
    padding: var(--spacing-lg);
    justify-content: flex-start;
  }

  .methodology-title {
    margin-bottom: var(--spacing-md);
  }
}

/* Responsive: Mobile */
@media (max-width: 768px) {
  .methodology-zigzag-section {
    padding: var(--spacing-lg) 0;
  }

  .methodology-block {
    min-height: auto;
  }

  .methodology-image {
    min-height: 300px;
  }

  .methodology-text-block {
    padding: var(--spacing-md);
    justify-content: flex-start;
  }

  .methodology-title {
    font-size: var(--font-size-section-title);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
  }

  .methodology-description {
    font-size: 0.95rem;
    line-height: 1.6;
  }
}

/* Projects Page */
.projects-intro,
.research-intro {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.projects-intro h1,
.projects-intro h2,
.research-intro h1,
.research-intro h2 {
  margin: 0;
}

.projects-intro p,
.research-intro p {
  margin: 0;
}

.projects-grid {
  padding: var(--spacing-sm) var(--spacing-md);
}

.project-card {
  margin-bottom: var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: var(--spacing-md);
}

.project-image {
  width: 100%;
  height: 400px;
  background-size: cover;
  background-position: center;
}

.project-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-meta {
  display: flex;
  gap: var(--spacing-sm);
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.7;
}

.project-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.project-card h3 {
  font-size: 2rem;
  margin: 0;
}

.project-challenge,
.project-solution {
  margin: 0;
}

.project-link,
.article-link {
  margin: 0;
  display: inline-block;
  opacity: 0.7;
  transition: opacity var(--transition-speed) ease;
}

.project-link:hover,
.article-link:hover {
  opacity: 1;
}

/* Project Detail */
.project-detail {
  padding: var(--spacing-sm) var(--spacing-md);
}

.project-hero-image {
  margin-bottom: var(--spacing-sm);
}

.project-hero-image img {
  width: 100%;
  height: auto;
}

.project-content {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.project-content h2,
.project-content h3 {
  margin: 0;
}

.project-content p {
  margin: 0;
}

/* Project Detail Page - lobsintl.com Style */
.project-content-block {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.project-content-block:last-child {
  margin-bottom: 0;
}

.project-section-title {
  font-size: 1rem;
  font-weight: var(--font-weight-normal);
  margin: 0;
  opacity: 0.9;
  line-height: 1.4;
}

.project-text {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.85;
  margin: 0;
}

.project-meta-detail {
  font-size: 1rem;
  opacity: 0.7;
  margin: 0;
}

.project-meta-detail span {
  margin: 0 0.5rem;
}

.project-meta-detail span:first-child {
  margin-left: 0;
}

.project-navigation,
.article-navigation {
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  background: rgba(255, 255, 255, 0.02);
}

/* Research Page */
.articles-list {
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.article-card {
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.article-date {
  font-size: 0.9rem;
  opacity: 0.6;
  margin: 0;
}

.article-card h3 {
  font-size: 1.75rem;
  margin: 0;
}

.article-excerpt {
  margin: 0;
  opacity: 0.8;
}

.research-note {
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.research-note p {
  margin: 0;
}

/* Article Detail */
.article-detail {
  padding-top: 80px;
}

.article-header {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.article-header h1 {
  font-size: 3rem;
  margin: 0;
}

.article-content {
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.article-content h2,
.article-content h3 {
  margin: 0;
}

.article-content p {
  margin: 0;
}

.article-intro {
  font-size: 1.25rem;
  margin: 0;
  opacity: 0.9;
}

/* Contact Form */
.contact-intro,
.contact-info-section {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
}

.contact-intro .container,
.contact-info-section .container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.contact-intro p,
.contact-info-section h2 {
  margin: 0;
}

.contact-form-section {
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 800px;
  margin: 0 auto;
}

.contact-form {
  background: rgba(255, 255, 255, 0.02);
  padding: var(--spacing-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-section {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.form-section:last-child {
  border-bottom: none;
}

.form-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-section h3 {
  margin: 0;
  font-size: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin: 0;
}

.form-group label {
  display: block;
  margin: 0;
  font-weight: var(--font-weight-normal);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-color);
  font-family: var(--font-main);
  font-size: 1rem;
  transition: border-color var(--transition-speed) ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.5);
}

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.checkbox-group label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: var(--font-weight-light);
}

.checkbox-group input[type="checkbox"] {
  width: auto;
}

.form-note {
  background: rgba(255, 255, 255, 0.05);
  padding: var(--spacing-md);
  margin: 0;
  border-left: 3px solid rgba(255, 255, 255, 0.3);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-note p {
  margin: 0;
}

.contact-methods {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-md);
}

.success-message {
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(0, 255, 0, 0.1);
  border: 1px solid rgba(0, 255, 0, 0.3);
  text-align: center;
  margin: var(--spacing-sm) var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.success-message p {
  margin: 0;
}

/* CTA Link in Navigation */
.cta-link {
  font-weight: var(--font-weight-medium) !important;
  opacity: 1 !important;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .page-hero h1 {
    font-size: 2.5rem;
  }

  .about-home {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .about-home-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .about-home-right {
    align-items: stretch;
  }

  .about-home h2 {
    font-size: var(--font-size-section-header);
  }

  .about-home p {
    font-size: var(--font-size-description);
    margin-left: 0;
  }

  .project-card {
    grid-template-columns: 1fr;
  }

  .project-image {
    height: 250px;
  }

  .service-block {
    grid-template-columns: 1fr;
  }

  .process-step {
    grid-template-columns: 60px 1fr;
  }

  .step-number {
    font-size: 2rem;
  }
}

/* ===================================
   WORK DETAIL PAGE - LOBSINTL STYLE
   =================================== */

/* Hero Carousel */
.work-hero-carousel {
  position: relative;
  width: 100%;
  width: 100dvw;
  height: 100vh;
  height: 100dvh;
  /* Dynamic viewport height - adjusts when mobile browser UI shows/hides */
  overflow: hidden;
  background-color: #000000;
  touch-action: pan-y;
  /* Allow vertical scrolling but handle horizontal for swipe */
}

.carousel-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: grab;
  user-select: none;
}

.carousel-track.dragging {
  cursor: grabbing;
  transition: none;
  /* Disable transition while dragging for immediate feedback */
}

.carousel-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: filter 0.8s ease;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.carousel-slide:not(.active) {
  filter: brightness(0.3);
}

.carousel-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
  pointer-events: none;
}

/* Carousel Navigation Buttons */
.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10;
  backdrop-filter: blur(5px);
}

.carousel-nav:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
}

.carousel-nav-prev {
  left: 2rem;
}

.carousel-nav-next {
  right: 2rem;
}

/* Carousel Info Overlay */
.carousel-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 3rem 2rem;
  color: white;
  z-index: 5;
}

.carousel-breadcrumb {
  font-size: 0.9rem;
  margin-bottom: 1rem;
  opacity: 0.8;
}

.carousel-breadcrumb a {
  color: white;
  text-decoration: none;
  transition: opacity 0.3s ease;
}

.carousel-breadcrumb a:hover {
  opacity: 0.7;
}

.carousel-breadcrumb span {
  margin: 0 0.5rem;
}

.carousel-title {
  font-size: 3rem;
  font-weight: var(--font-weight-light);
  margin-bottom: 0.5rem;
  letter-spacing: 1px;
}

.carousel-meta {
  font-size: 1.125rem;
  opacity: 0.9;
}

.carousel-meta span {
  margin: 0 0.5rem;
}

.carousel-meta span:first-child {
  margin-left: 0;
}

/* Project Information Section */
.project-info-section {
  background-color: #000000;
  color: #ffffff;
  padding: var(--spacing-md) 0;
}

.project-info-section .container {
  padding: 0 1.25rem;
}

.project-info-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}

.project-description {
  font-size: 1.125rem;
  line-height: 1.8;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.project-description p {
  margin: 0;
}

.project-content-block {
  margin-bottom: 2rem;
}

.project-content-block:last-child {
  margin-bottom: 0;
}

.lead-text {
  font-size: 1.25rem;
  margin: 0;
  line-height: 1.7;
}

.challenge-text,
.solution-text {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.challenge-text strong,
.solution-text strong {
  font-weight: var(--font-weight-medium);
  opacity: 0.7;
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Metadata Table */
.project-metadata {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.metadata-row {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  align-items: center;
}

.metadata-row:last-child {
  border-bottom: none;
}

.metadata-label {
  font-size: 0.9rem;
  opacity: 0.6;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: var(--font-weight-light);
  white-space: nowrap;
}

.metadata-value {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

/* Pill Tags */
.pill-tag {
  display: inline-block;
  background: transparent;
  color: #ffffff;
  padding: 0.25rem 0.75rem;
  font-size: 0.9rem;
  font-weight: var(--font-weight-light);
  transition: all 0.3s ease;
  white-space: nowrap;
  line-height: 1.4;
}

.pill-tag.small {
  padding: 0.2rem 0.6rem;
  font-size: 0.8rem;
}

.pill-tag:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 1);
}

/* Full-Width Media Gallery */
.media-gallery {
  background-color: #000000;
  padding: var(--spacing-md) 0;
}

.gallery-item {
  margin-bottom: var(--spacing-md);
  width: 100%;
}

.gallery-item:last-child {
  margin-bottom: 0;
}

.gallery-item img,
.gallery-item video {
  width: 100%;
  height: auto;
  display: block;
}

/* Related Projects Section */
.related-projects {
  background-color: #000000;
  color: #ffffff;
  padding: var(--spacing-md) 2rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: var(--font-weight-light);
  margin: 0 0 var(--spacing-md) 0;
  text-align: center;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.project-card {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s ease, opacity 0.3s ease;
  overflow: hidden;
}

.project-card:hover {
  transform: translateY(-5px);
  opacity: 0.9;
}

.project-card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: rgba(255, 255, 255, 0.05);
  margin-bottom: 1rem;
}

.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-card-image img {
  transform: scale(1.05);
}

.project-card-info {
  padding: 0.5rem 0;
}

.project-card-title {
  font-size: 1.125rem;
  font-weight: var(--font-weight-normal);
  margin-bottom: 0.75rem;
}

.project-card-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Related Projects - Homepage (4-col grid, pill tags) */
.related-projects-home .container {
  max-width: 1400px;
  margin: 0 auto;
  padding-left: 0;
  padding-right: 0;
}

/* Section titles: same size as .about-home h2 (VỀ CHÚNG TÔI) */
.related-projects-title,
.homepage-section-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-light);
}

.related-projects-title {
  padding: 0 var(--spacing-md) 0 0;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin: 0 0 2.5rem 0;
  color: #ffffff;
  text-align: left;
}

.related-projects-grid {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr;
  column-gap: 2rem;
  width: 100%;
}

.related-project-divider {
  display: block;
  width: 1px;
  min-height: 100%;
  background: rgba(255, 255, 255, 1);
  justify-self: center;
}

.related-project-card {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.related-project-card:hover {
  transform: translateY(-4px);
  opacity: 0.95;
}

.related-project-card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: rgba(255, 255, 255, 0.06);
  margin-bottom: 1rem;
}

.related-project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.related-project-card:hover .related-project-card-image img {
  transform: scale(1.04);
}

.related-project-card-title {
  font-size: 1rem;
  font-weight: var(--font-weight-normal);
  margin: 0 0 0.75rem 0;
  color: #ffffff;
  line-height: 1.35;
}

.related-project-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.related-project-tag {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-size: 0.7rem;
  font-weight: var(--font-weight-normal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #ffffff;
  background: transparent;
  white-space: nowrap;
}

.related-projects-empty {
  grid-column: 1 / -1;
  text-align: center;
  opacity: 0.7;
  margin: 0;
}

@media (max-width: 1024px) {
  .related-projects-grid {
    grid-template-columns: 1fr 1px 1fr;
    column-gap: 2rem;
  }

  .related-project-divider:nth-child(4) {
    display: none;
  }
}

@media (max-width: 600px) {
  .related-projects-grid {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
  }

  .related-projects-grid .related-project-card {
    flex: 0 0 85%;
    min-width: 280px;
    scroll-snap-align: start;
  }

  .related-project-divider {
    display: none;
  }

  .related-projects-title {
    font-size: var(--font-size-section-header);
    margin-bottom: 1.5rem;
    padding-left: 0;
  }

  .related-project-card-title {
    font-size: 0.9375rem;
  }
}

/* Responsive Design for Work Detail Page */
@media (max-width: 1200px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .carousel-title {
    font-size: 2rem;
  }

  .carousel-nav {
    width: 40px;
    height: 40px;
  }

  .carousel-nav-prev {
    left: 1rem;
  }

  .carousel-nav-next {
    right: 1rem;
  }

  .project-info-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .metadata-row {
    grid-template-columns: 120px 1fr;
    gap: 1rem;
    align-items: center;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 2rem;
  }

  .carousel-info {
    padding: 2rem 1rem;
  }

  .project-info-section {
    padding: var(--spacing-md) 0;
  }

  .project-info-section .container {
    padding: 0 1.25rem;
  }

  .project-info-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .metadata-row {
    grid-template-columns: 100px 1fr;
    gap: 1rem;
    padding: 1rem 0;
    align-items: center;
  }

  .related-projects {
    padding: var(--spacing-md) 1rem;
  }
}

/* ===================================
   DEZEEN-STYLE PROJECT GRID
   =================================== */

.dezeen-projects-grid {
  padding: 0;
  background-color: var(--bg-color);
  opacity: 1 !important;
  transform: none !important;
}

.dezeen-container {
  max-width: 100%;
  margin: 0;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Block = 1 hero + 3 small */
.projects-block {
  display: flex;
  flex-direction: column;
  width: 100%;
}

/* First project block - show immediately, no scroll animation */
.dezeen-projects-grid .projects-block:first-child {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

.projects-block+.projects-block {
  padding-top: 4rem;
  margin-top: 4rem;
}

.projects-hero-row {
  width: 100%;
}

/* Hero: split layout (image left, text panel right) */
.hero-split-link {
  display: block;
  text-decoration: none;
  color: var(--text-color);
  position: relative;
}

.hero-label {
  display: block;
  font-size: 0.7rem;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1.5rem;
}

.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  min-height: 420px;
  gap: 0;
}

.hero-image-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 420px;
  overflow: hidden;
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s ease;
}

.hero-split-link:hover .hero-image-wrap img {
  transform: scale(1.03);
}

.hero-panel {
  background-color: var(--bg-color);
  padding: 3rem 3.5rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.hero-date {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 0 1rem 0;
  font-weight: var(--font-weight-normal);
}

.hero-title {
  font-size: 1.75rem;
  font-weight: var(--font-weight-light);
  line-height: 1.3;
  margin: 0 0 1.25rem 0;
}

.hero-description {
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 1.5rem 0;
}

/* Read more — hiệu ứng vòng tròn mở rộng, gradient đỏ */
.hero-read-more {
  position: relative;
  display: inline-block;
  padding: 12px 18px;
  font-size: 0.9rem;
  font-weight: var(--font-weight-normal);
  letter-spacing: 0.05em;
  color: #fff;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
  background: none;
}

.hero-read-more::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  border-radius: 50px;
  background: linear-gradient(135deg, #b71c1c, #e53935);
  width: 45px;
  height: 45px;
  transition: all 0.3s ease;
  z-index: -1;
}

.hero-read-more:hover::before {
  width: 100%;
  background: linear-gradient(135deg, #b71c1c, #e53935);
}

.hero-read-more:active {
  transform: scale(0.98);
}

/* Spacing: significant gap between hero and 3-small row */
/* Grid: 1fr | gap | 1px divider | gap | 1fr | gap | 1px divider | gap | 1fr — line cách đều 2 bên như lobsintl.com/news */
.projects-small-row {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr;
  column-gap: 2rem;
  width: 100%;
  background-color: var(--bg-color);
  margin-top: 4.5rem;
  padding-top: 4rem;
}

.projects-small-row-divider {
  display: block;
  width: 1px;
  min-height: 100%;
  background: rgba(255, 255, 255, 1);
  justify-self: center;
}

.dezeen-project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  color: var(--text-color);
}

/* Small cards: label above image, then date + title below */
.dezeen-project-card--small {
  padding: 0 2rem 2rem 2rem;
  align-items: stretch;
}

.dezeen-project-card--small .project-card-label {
  font-size: 0.7rem;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 1.25rem 0;
}

.dezeen-project-card--small .dezeen-project-image {
  position: relative;
  width: calc(100% + 4rem);
  margin-left: -2rem;
  margin-right: -2rem;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  margin-bottom: 1.25rem;
}

.dezeen-project-card--small .dezeen-project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s ease;
}

.dezeen-project-card--small:hover .dezeen-project-image img {
  transform: scale(1.05);
}

.dezeen-project-card--small .project-card-date {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 0 0.5rem 0;
}

.dezeen-project-card--small .project-card-title {
  font-size: 1rem;
  font-weight: var(--font-weight-light);
  line-height: 1.4;
  margin: 0;
  color: var(--text-color);
}

.dezeen-project-image {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.dezeen-project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s ease;
}

.dezeen-project-card:hover .dezeen-project-image img {
  transform: scale(1.05);
}

.dezeen-project-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.7) 50%, transparent 100%);
  padding: 2.5rem 2rem 2rem;
  transform: translateY(0);
  transition: all 0.4s ease;
}

.dezeen-project-card:hover .dezeen-project-overlay {
  background: linear-gradient(to top, rgba(0, 0, 0, 0.97) 0%, rgba(0, 0, 0, 0.8) 60%, transparent 100%);
}

.dezeen-project-info {
  position: relative;
  z-index: 2;
}

.project-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  padding: 0.4rem 0.8rem;
  font-size: 0.7rem;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.dezeen-project-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-light);
  margin: 0 0 0.5rem 0;
  line-height: 1.3;
  transition: opacity 0.3s ease;
}

.dezeen-project-card:hover .dezeen-project-title {
  opacity: 0.9;
}

.dezeen-project-subtitle {
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0 0 0.75rem 0;
  opacity: 0.85;
  font-weight: var(--font-weight-light);
}

.dezeen-project-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  opacity: 0.7;
  font-weight: var(--font-weight-normal);
}

.project-category {
  font-weight: var(--font-weight-medium);
}

.project-location {
  font-weight: var(--font-weight-light);
}

/* Responsive: hero split + small cards */
@media (max-width: 1400px) {
  .hero-split {
    min-height: 380px;
  }

  .hero-image-wrap {
    min-height: 380px;
  }

  .hero-panel {
    padding: 2.5rem 3rem;
  }

  .hero-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 1024px) {
  .hero-split {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-image-wrap {
    min-height: 320px;
  }

  .hero-panel {
    padding: 2.5rem 2rem;
  }

  .projects-small-row {
    margin-top: 3.5rem;
    padding-top: 3rem;
  }

  .projects-small-row {
    grid-template-columns: 1fr 1px 1fr;
    column-gap: 2rem;
  }

  .projects-small-row-divider:nth-child(4) {
    display: none;
  }

  .dezeen-project-card--small:nth-child(5) {
    grid-column: 1 / -1;
    padding-top: 2rem;
    margin-top: 0;
  }

  .dezeen-project-card--small {
    padding: 0 1.5rem 1.5rem 1.5rem;
  }

  .dezeen-project-card--small .dezeen-project-image {
    width: calc(100% + 3rem);
    margin-left: -1.5rem;
    margin-right: -1.5rem;
  }
}

@media (max-width: 768px) {
  .dezeen-container {
    padding: 0 1.25rem;
  }

  .hero-label {
    margin-bottom: 1rem;
  }

  .hero-image-wrap {
    min-height: 280px;
  }

  .hero-panel {
    padding: 2rem 1.5rem;
  }

  .hero-title {
    font-size: 1.4rem;
  }

  .hero-description {
    font-size: 0.9rem;
  }

  .projects-small-row {
    grid-template-columns: 1fr;
    column-gap: 0;
    margin-top: 3rem;
    padding-top: 2.5rem;
  }

  .projects-small-row-divider {
    display: none;
  }

  .dezeen-project-card--small:nth-child(3),
  .dezeen-project-card--small:nth-child(5) {
    padding-top: 2rem;
    margin-top: 0;
  }

  .dezeen-project-card--small {
    padding: 0 0 2rem 0;
  }

  .dezeen-project-card--small .dezeen-project-image {
    width: 100%;
    margin-left: 0;
    margin-right: 0;
  }

  .projects-block+.projects-block {
    padding-top: 3rem;
    margin-top: 3rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.25rem;
  }

  .dezeen-project-card--small .project-card-title {
    font-size: 0.95rem;
  }
}

/* ===================================
   BACK TO TOP BUTTON
   =================================== */
.back-to-top-button {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: rgb(20, 20, 20);
  border: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0px 0px 0px 4px rgba(139, 35, 35, 0.4);
  cursor: pointer;
  transition-duration: 0.3s;
  overflow: hidden;
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
}

.back-to-top-button.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top-button .svgIcon {
  width: 12px;
  transition-duration: 0.3s;
}

.back-to-top-button .svgIcon path {
  fill: white;
}

.back-to-top-button:hover {
  width: 160px;
  border-radius: 50px;
  transition-duration: 0.3s;
  background: linear-gradient(to right, #000000, #8B2323);
  align-items: center;
}

.back-to-top-button:hover .svgIcon {
  transition-duration: 0.3s;
  transform: translateY(-200%);
}

.back-to-top-button::before {
  position: absolute;
  bottom: -20px;
  content: "Về Đầu Trang";
  color: white;
  font-size: 0px;
  transition-duration: 0.3s;
  white-space: nowrap;
}

.back-to-top-button:hover::before {
  font-size: 13px;
  opacity: 1;
  bottom: unset;
  transition-duration: 0.3s;
}

@media (max-width: 768px) {
  .back-to-top-button {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
  }

  .back-to-top-button:hover {
    width: 140px;
  }

  .back-to-top-button:hover::before {
    font-size: 11px;
  }
}

/* ===================================
   GRID LAYOUT FOR PROCESS/METHODOLOGY/RESEARCH
   =================================== */

/* Featured Item Layout (Large item at top) */
.featured-grid-item {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 0;
  margin-bottom: var(--spacing-lg);
  background: var(--bg-color);
  min-height: 400px;
}

.featured-grid-item-image {
  position: relative;
  overflow: hidden;
  background: var(--bg-color);
}

.featured-grid-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.featured-grid-item-label {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background: var(--text-color);
  color: var(--bg-color);
  padding: 0.25rem 0.75rem;
  font-size: var(--font-size-tag-badge);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 2;
}

.featured-grid-item-content {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--bg-color);
}

.featured-grid-item-date {
  font-size: var(--font-size-tag-badge);
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.featured-grid-item-title {
  font-size: var(--font-size-section-header);
  font-weight: var(--font-weight-light);
  color: var(--text-color);
  margin-bottom: var(--spacing-md);
  line-height: 1.4;
}

.featured-grid-item-description {
  font-size: var(--font-size-description);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.featured-grid-item-link {
  color: var(--text-color);
  font-size: var(--font-size-description);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: opacity var(--transition-speed);
}

.featured-grid-item-link:hover {
  opacity: var(--hover-opacity);
}

/* Grid Layout (3 columns below featured) */
.grid-items-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.grid-item-card {
  position: relative;
  background: var(--bg-color);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-speed), opacity var(--transition-speed);
  min-height: 300px;
  display: block;
  text-decoration: none;
  color: inherit;
}

.grid-item-card:hover {
  transform: translateY(-4px);
  opacity: 0.9;
}

.grid-item-card-image {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 300px;
  overflow: hidden;
}

.grid-item-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.grid-item-card-label {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background: var(--text-color);
  color: var(--bg-color);
  padding: 0.25rem 0.75rem;
  font-size: var(--font-size-tag-badge);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 2;
}

.grid-item-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-md);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
  color: var(--text-color);
}

.grid-item-card-title {
  font-size: var(--font-size-section-title);
  font-weight: var(--font-weight-light);
  color: var(--text-color);
  margin-bottom: var(--spacing-xs);
  line-height: 1.3;
}

.grid-item-card-date {
  font-size: var(--font-size-tag-badge);
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.grid-item-card-link {
  color: var(--text-color);
  font-size: var(--font-size-description);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--spacing-xs);
  transition: opacity var(--transition-speed);
}

.grid-item-card-link:hover {
  opacity: var(--hover-opacity);
}

/* When grid-item-card is a link, make sure nested links don't interfere */
.grid-item-card a.grid-item-card-link {
  pointer-events: auto;
}

.grid-item-card>.grid-item-card-link {
  pointer-events: none;
}

/* Responsive: Tablet */
@media (max-width: 1024px) {
  .featured-grid-item {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .featured-grid-item-image {
    min-height: 300px;
  }

  .grid-items-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Responsive: Mobile */
@media (max-width: 768px) {
  .featured-grid-item {
    margin-bottom: var(--spacing-md);
  }

  .featured-grid-item-content {
    padding: var(--spacing-md);
  }

  .featured-grid-item-title {
    font-size: var(--font-size-section-title);
  }

  .grid-items-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .grid-item-card {
    min-height: 250px;
  }

  .grid-item-card-image {
    min-height: 250px;
  }

  /* Research page: remove horizontal padding from containers to align with layout */
  .content-page .page-hero .container,
  .content-page .research-intro .container,
  .content-page .research-note .container,
  .content-page .cta-section .container {
    padding-left: 0;
    padding-right: 0;
  }

  /* Featured grid item content: remove horizontal padding */
  .content-page .featured-grid-item-content {
    padding-left: 0;
    padding-right: 0;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
  }

  /* CTA button: smaller on mobile */
  .content-page .cta-section .btn-primary.learn-more {
    font-size: 0.9rem;
    padding: 10px 16px;
    min-width: auto;
    height: auto;
  }

  .content-page .cta-section .btn-primary.learn-more .button-text {
    font-size: 0.9rem;
  }
}

/* ===================================
   PROCESS LISTING LAYOUT
   =================================== */

.process-listing-section {
  padding: var(--spacing-lg) 0;
  background: var(--bg-color);
}

.process-listing {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-listing-item {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) 0;
  align-items: center;
}

.process-listing-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: var(--bg-color);
}

.process-listing-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-speed);
}

.process-listing-item:hover .process-listing-image img {
  transform: scale(1.05);
}

.process-listing-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.process-listing-title {
  font-size: var(--font-size-section-header);
  font-weight: var(--font-weight-light);
  color: var(--text-color);
  margin: 0;
  line-height: 1.3;
}

.process-listing-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
}

.process-listing-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-color);
  font-size: var(--font-size-tag-badge);
  font-weight: var(--font-weight-normal);
  border-radius: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.process-listing-description {
  font-size: var(--font-size-description);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  margin: 0;
  margin-bottom: var(--spacing-sm);
}

.process-listing-link {
  color: var(--text-color);
  font-size: var(--font-size-description);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  margin-top: auto;
  transition: opacity var(--transition-speed);
  font-weight: var(--font-weight-normal);
}

.process-listing-link:hover {
  opacity: var(--hover-opacity);
}

.process-listing-divider {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.3);
  margin: 0;
}

/* Responsive: Tablet */
@media (max-width: 1024px) {
  .process-listing-item {
    grid-template-columns: 250px 1fr;
    gap: var(--spacing-md);
  }

  .process-listing-image {
    height: 180px;
  }
}

/* Responsive: Mobile */
@media (max-width: 768px) {
  .process-listing-item {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
  }

  .process-listing-image {
    height: 200px;
    width: 100%;
  }

  .process-listing-title {
    font-size: var(--font-size-section-title);
  }

  .process-listing-content {
    gap: var(--spacing-xs);
  }
}

/* ===================================
   HOMEPAGE NEWS & PROCESS SECTIONS
   =================================== */

.homepage-news-section,
.homepage-process-section {
  padding: var(--spacing-xl) var(--spacing-md);
  background: var(--bg-color);
}

.homepage-news-section .container,
.homepage-process-section .container {
  max-width: 1400px;
  margin: 0 auto;
  padding-left: 0;
  padding-right: 0;
}

.homepage-section-title {
  color: var(--text-color);
  margin: 0 0 2.5rem 0;
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0 var(--spacing-md) 0 0;
}

.homepage-section-link {
  text-align: center;
  margin-top: var(--spacing-lg);
  padding: 0 var(--spacing-md);
}

/* Carousel wrapper: relative for arrow positioning */
.homepage-carousel-wrapper {
  position: relative;
}

/* Arrow buttons: hidden on desktop, shown on mobile */
.homepage-carousel-arrow {
  display: none;
}

/* News Zigzag Layout */
.homepage-news-zigzag {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: var(--spacing-md);
}

.homepage-news-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 500px;
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.homepage-news-block.revealed {
  opacity: 1;
  transform: translateY(0);
}

.homepage-news-block.homepage-news-right .homepage-news-image-block {
  order: 1;
}

.homepage-news-block.homepage-news-right .homepage-news-text-block {
  order: 2;
}

.homepage-news-text-block {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--spacing-xl) 0;
  background: var(--bg-color);
  color: var(--text-color);
}

.homepage-news-block.homepage-news-left .homepage-news-text-block {
  align-items: flex-start;
  text-align: left;
}

.homepage-news-block.homepage-news-right .homepage-news-text-block {
  align-items: flex-end;
  text-align: right;
}

.homepage-news-date {
  font-size: var(--font-size-tag-badge);
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

.homepage-news-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--font-weight-light);
  color: var(--text-color);
  margin: 0;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.homepage-news-excerpt {
  font-size: var(--font-size-description);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  margin: 0;
  margin-top: auto;
}

.homepage-news-image-block {
  width: 100%;
  height: 100%;
  min-height: 500px;
  overflow: hidden;
  background: var(--bg-color);
}

.homepage-news-image-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(100%);
  transition: transform 0.6s ease, filter 0.6s ease;
}

.homepage-news-block:hover .homepage-news-image-block img {
  transform: scale(1.05);
  filter: grayscale(80%);
}

/* Process Zigzag Layout */
.homepage-process-zigzag {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: var(--spacing-md);
}

.homepage-process-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 500px;
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.homepage-process-block.revealed {
  opacity: 1;
  transform: translateY(0);
}

.homepage-process-block.homepage-process-right .homepage-process-image-block {
  order: 1;
}

.homepage-process-block.homepage-process-right .homepage-process-text-block {
  order: 2;
}

.homepage-process-text-block {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--spacing-xl) 0;
  background: var(--bg-color);
  color: var(--text-color);
}

.homepage-process-block.homepage-process-left .homepage-process-text-block {
  align-items: flex-start;
  text-align: left;
}

.homepage-process-block.homepage-process-right .homepage-process-text-block {
  align-items: flex-end;
  text-align: right;
}

.homepage-process-number {
  font-size: var(--font-size-tag-badge);
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-sm);
}

.homepage-process-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--font-weight-light);
  color: var(--text-color);
  margin: 0;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.homepage-process-description {
  font-size: var(--font-size-description);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  margin: 0;
  margin-top: auto;
}

.homepage-process-image-block {
  width: 100%;
  height: 100%;
  min-height: 500px;
  overflow: hidden;
  background: var(--bg-color);
}

.homepage-process-image-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(100%);
  transition: transform 0.6s ease, filter 0.6s ease;
}

.homepage-process-block:hover .homepage-process-image-block img {
  transform: scale(1.05);
  filter: grayscale(80%);
}

/* Responsive: Tablet */
@media (max-width: 1024px) {

  .homepage-news-block,
  .homepage-process-block {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .homepage-news-block.homepage-news-right .homepage-news-image-block,
  .homepage-process-block.homepage-process-right .homepage-process-image-block {
    order: 1;
  }

  .homepage-news-block.homepage-news-right .homepage-news-text-block,
  .homepage-process-block.homepage-process-right .homepage-process-text-block {
    order: 2;
  }

  .homepage-news-image-block,
  .homepage-process-image-block {
    min-height: 400px;
  }
}

/* Responsive: Mobile - carousel + unified title size */
@media (max-width: 768px) {

  .homepage-news-section,
  .homepage-process-section {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .homepage-section-title {
    font-size: 1.5rem;
    margin: 0 0 var(--spacing-md) 0;
    padding: 0 var(--spacing-md) 0 0;
  }

  .homepage-news-section .container,
  .homepage-process-section .container {
    overflow-x: visible;
  }

  .homepage-carousel-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: auto;
    height: auto;
    padding: 0.5rem;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    z-index: 5;
    transition: color 0.25s ease, opacity 0.25s ease;
    opacity: 0;
    pointer-events: none;
  }

  .homepage-carousel-arrow.visible {
    opacity: 1;
    pointer-events: auto;
  }

  .homepage-carousel-arrow:hover {
    color: rgba(255, 255, 255, 0.9);
  }

  .homepage-carousel-arrow:active {
    opacity: 0.7;
  }

  .homepage-carousel-arrow svg {
    width: 20px;
    height: 20px;
  }

  .homepage-carousel-prev {
    left: 0.5rem;
  }

  .homepage-carousel-next {
    right: 0.5rem;
  }

  .homepage-news-zigzag,
  .homepage-process-zigzag {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
  }

  .homepage-news-block,
  .homepage-process-block {
    flex: 0 0 85%;
    min-width: 85%;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    min-height: auto;
  }

  .homepage-news-image-block,
  .homepage-process-image-block {
    min-height: 300px;
  }

  .homepage-news-text-block,
  .homepage-process-text-block {
    padding: var(--spacing-md) 0;
  }

  .homepage-news-title,
  .homepage-process-title {
    font-size: var(--font-size-section-title);
  }
}

/* =========================================
   PROJECT GALLERY INTERACTIVE LIST (REFINED)
   ========================================= */
.project-gallery-section {
  padding: 0;
  background-color: #000;
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Toggle Button */
.gallery-toggle-btn {
  width: 100%;
  padding: 2rem 0;
  background: transparent;
  border: none;
  color: #fff;
  font-family: var(--font-secondary);
  font-size: 2.5rem;
  font-style: italic;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.gallery-toggle-btn:hover {
  color: var(--accent-color);
}

.gallery-toggle-icon {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
  font-style: normal;
}

.gallery-toggle-btn.active .gallery-toggle-icon {
  transform: rotate(180deg);
}

/* Collapsible Container */
.gallery-interactive-wrapper {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-interactive-wrapper.open {
  max-height: 100vh;
  /* Limit to viewport height */
}

.gallery-interactive-container {
  position: relative;
  height: 100vh;
  /* Fixed height when open */
  display: flex;
  align-items: center;
  z-index: 1;
}

/* Background Image Container */
.gallery-bg-container {
  position: absolute;
  top: 50%;
  left: 5%;
  transform: translateY(-50%);
  width: 50%;
  /* Left half */
  height: 80%;
  /* Don't touch edges */
  z-index: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-bg-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  /* Don't crop */
  opacity: 0;
  transition: opacity 0.4s ease;
  position: absolute;
}

.gallery-bg-image.active {
  opacity: 1;
}

/* List Container */
.gallery-list-wrapper {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 4rem;
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: flex-end;
  height: 80%;
  /* Match content area */
  align-items: center;
  overflow-y: auto;
  /* Scroll list if too long */
}

/* Hide scrollbar for list */
.gallery-list-wrapper::-webkit-scrollbar {
  width: 0px;
  background: transparent;
}

.gallery-list {
  width: 40%;
  list-style: none;
  padding: 0;
  margin: 0;
}

.gallery-list-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 1.5rem 0;
  /* Reduced padding for compact list */
  display: flex;
  align-items: baseline;
  opacity: 0.5;
}

.gallery-list-item:hover,
.gallery-list-item.active {
  opacity: 1;
  border-bottom-color: rgba(255, 255, 255, 0.6);
  padding-left: 1rem;
}

.gallery-item-number {
  font-family: var(--font-primary);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
  width: 30px;
  margin-right: 0.5rem;
}

.gallery-item-title {
  font-size: 1.5rem;
  /* Slightly smaller */
  font-weight: 300;
  color: #fff;
  margin: 0;
  font-family: var(--font-secondary);
  font-style: italic;
}

.gallery-item-meta {
  margin-left: auto;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0;
  transition: opacity 0.3s;
}

.gallery-list-item:hover .gallery-item-meta {
  opacity: 1;
}

/* Mobile Responsive */
@media (max-width: 992px) {
  .gallery-bg-container {
    width: 90%;
    left: 5%;
    opacity: 0.2;
    /* Faint background */
  }

  .gallery-list-wrapper {
    justify-content: center;
    padding: 0 1.5rem;
  }

  .gallery-list {
    width: 100%;
    padding: 50vh 0;
    /* Add large padding so first/last items can reach center */
  }

  .gallery-list-item {
    padding: 1.5rem 0;
    justify-content: center;
    /* Center text on mobile */
    text-align: center;
  }

  .gallery-item-meta {
    font-size: 0.6rem;
  }

  .gallery-toggle-btn {
    font-size: 2rem;
  }
}

/* =========================================
   LIGHTBOX STYLES
   ========================================= */
.lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  backdrop-filter: blur(5px);
}

.lightbox-overlay.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-image {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 0.4s ease;
  user-select: none;
}

.lightbox-caption {
  color: #fff;
  margin-top: 1rem;
  font-size: 1rem;
  font-weight: 300;
  text-align: center;
  max-width: 800px;
  letter-spacing: 0.05em;
}

.lightbox-counter {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
  font-family: var(--font-primary);
  letter-spacing: 0.1em;
}

/* Lightbox Controls */
.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.5rem;
  cursor: pointer;
  z-index: 10001;
  line-height: 1;
  padding: 0.5rem;
  transition: transform 0.2s ease, color 0.2s ease;
  opacity: 0.8;
}

.lightbox-close:hover {
  transform: scale(1.1);
  opacity: 1;
}

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #fff;
  font-size: 4rem;
  cursor: pointer;
  z-index: 10000;
  padding: 2rem;
  transition: all 0.2s ease;
  opacity: 0.5;
  font-family: var(--font-primary);
  font-weight: 100;
}

.lightbox-prev:hover,
.lightbox-next:hover {
  opacity: 1;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
  left: 1rem;
}

.lightbox-next {
  right: 1rem;
}

/* Loader */
.lightbox-loader {
  width: 48px;
  height: 48px;
  border: 3px solid #FFF;
  border-radius: 50%;
  display: inline-block;
  position: relative;
  box-sizing: border-box;
  animation: rotation 1s linear infinite;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: none;
}

.lightbox-loader::after {
  content: '';
  box-sizing: border-box;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-bottom-color: var(--accent-color);
}

@keyframes rotation {
  0% {
    transform: translate(-50%, -50%) rotate(0deg);
  }

  100% {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .lightbox-image {
    max-height: 80vh;
  }

  .lightbox-prev,
  .lightbox-next {
    font-size: 2.5rem;
    padding: 1rem;
  }

  .lightbox-prev {
    left: 0;
  }

  .lightbox-next {
    right: 0;
  }

  .lightbox-close {
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
  }

  .lightbox-counter {
    bottom: 1rem;
    right: 1rem;
  }
}