:root {
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --bg-dark: #0f172a;
  --surface: rgba(255, 255, 255, 0.85);
  --surface-dark: rgba(15, 23, 42, 0.85);
  --ink: #0f172a;
  --ink-light: #f8fafc;
  --muted: #475569;
  --muted-light: #94a3b8;
  --line: #e2e8f0;
  --line-light: rgba(255, 255, 255, 0.1);
  --brand: #0f766e; /* Deep Teal */
  --brand-light: #14b8a6;
  --brand-dark: #115e59;
  --accent: #0ea5e9; /* Tech Blue */
  --accent-light: #38bdf8;
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.05);
  --shadow: 0 20px 48px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 32px 64px rgba(15, 23, 42, 0.12);
  --shadow-brand: 0 16px 32px rgba(15, 118, 110, 0.24);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 0.2s;
  --dur-base: 0.4s;
  --dur-slow: 0.6s;
  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --container: min(1280px, calc(100vw - 48px));
  --font-sans: "Inter", "Roboto", "Helvetica Neue", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background-color: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

button, input, select, textarea {
  font: inherit;
  border: none;
  outline: none;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

/* Glassmorphism utility */
.glass {
  background: var(--surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.glass-dark {
  background: var(--surface-dark);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

p {
  margin: 0;
  line-height: 1.7;
  color: var(--muted);
}

.text-gradient {
  background: linear-gradient(135deg, var(--brand), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 50;
  transition: all var(--dur-base) var(--ease-out);
  padding: 12px 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.site-header.is-scrolled {
  padding: 8px 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-logo-wrapper {
  height: 44px;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-mark {
  max-height: 100%;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: grid;
  gap: 2px;
}

.brand-text strong {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  transition: color var(--dur-fast);
}

.brand-text small {
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}



.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.site-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 0;
  position: relative;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease-out);
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  background: transparent;
  cursor: pointer;
  position: relative;
  z-index: 60;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  margin: 5px auto;
  transition: all 0.3s var(--ease-out);
  transform-origin: center;
}

/* Sections */
.section {
  padding: 100px 0;
  position: relative;
}

.section-alt {
  background-color: var(--bg-alt);
}

.section-dark {
  background-color: var(--bg-alt);
  color: var(--ink);
}

.section-heading {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 64px;
}

.section-heading.text-left {
  text-align: left;
  margin-left: 0;
}

.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  padding: 6px 16px;
  background: rgba(15, 118, 110, 0.06);
  border: 1px solid rgba(15, 118, 110, 0.12);
  border-radius: 999px;
}

.section-dark .eyebrow {
  color: var(--brand-light);
  background: rgba(20, 184, 166, 0.15);
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
}

.section-heading p {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.section-heading.text-left p {
  margin: 0;
}

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 28px;
  height: 52px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
  text-align: center;
}

.button-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff;
  box-shadow: var(--shadow-brand);
}

.button-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(15, 118, 110, 0.3);
}

.button-secondary {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.button-secondary:hover {
  border-color: var(--brand);
  color: var(--brand);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}



/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
  background-color: var(--bg);
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #ffffff; 
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(15, 118, 110, 0.05) 0%, transparent 50%),
              radial-gradient(circle at 30% 70%, rgba(14, 165, 233, 0.03) 0%, transparent 50%);
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.04;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 800px;
  color: var(--ink);
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-text {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  color: var(--muted);
  max-width: 600px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.hero-stats div {
  border-left: 2px solid var(--brand);
  padding-left: 16px;
}

.hero-stats dt {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 8px;
}

.hero-stats dd {
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0;
}

/* Service Grid */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.service-card {
  background: var(--bg);
  padding: 40px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: all var(--dur-base) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--brand), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
  border-color: rgba(15, 118, 110, 0.2);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 64px;
  height: 64px;
  background: rgba(15, 118, 110, 0.08);
  border-radius: var(--radius-lg);
  display: grid;
  place-items: center;
  margin-bottom: 24px;
  color: var(--brand);
  font-size: 24px;
  transition: all var(--dur-base);
}

.service-card:hover .service-icon {
  background: var(--brand);
  color: #fff;
  transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.service-card ul {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}

.service-card li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 500;
  margin-bottom: 12px;
}

.service-card li::before {
  content: "✓";
  color: var(--brand);
  font-weight: bold;
}

/* Solutions / Layout Grid */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.feature-split:nth-child(even) .feature-content {
  order: 2;
}

.feature-split:nth-child(even) .feature-image {
  order: 1;
}

.feature-image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}

.feature-split:hover .feature-image img {
  transform: scale(1.05);
}

.capability-list {
  display: grid;
  gap: 24px;
  margin-top: 32px;
}

.capability-item {
  display: flex;
  gap: 16px;
}

.capability-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(15, 118, 110, 0.1);
  color: var(--brand);
  display: grid;
  place-items: center;
  font-size: 1.2rem;
}

.capability-item h4 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}

/* Partner Logo Carousel */
.partners {
  padding: 60px 0;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.partners-heading {
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 32px;
}

.partner-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px 64px;
  align-items: center;
  opacity: 0.6;
}

.partner-logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--muted);
  filter: grayscale(100%);
  transition: all var(--dur-base);
  display: flex;
  align-items: center;
  gap: 8px;
}

.partner-logo:hover {
  filter: grayscale(0%);
  color: var(--brand);
  opacity: 1;
}

/* News & Articles */


/* Gallery Grid */
.gallery-toolbar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.gallery-filter {
  padding: 10px 24px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--muted);
  cursor: pointer;
  font-weight: 500;
  transition: all var(--dur-fast);
}

.gallery-filter:hover {
  border-color: var(--brand);
  color: var(--brand);
}

.gallery-filter.is-active {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
  box-shadow: var(--shadow-sm);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 24px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0) 50%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity var(--dur-base);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay h4 {
  color: #fff;
  font-size: 1.2rem;
  margin-bottom: 8px;
  transform: translateY(10px);
  transition: transform var(--dur-base) var(--ease-out);
}

.gallery-overlay span {
  color: var(--brand-light);
  font-size: 0.9rem;
  font-weight: 500;
  transform: translateY(10px);
  transition: transform var(--dur-base) var(--ease-out) 0.05s;
}

.gallery-item:hover .gallery-overlay h4,
.gallery-item:hover .gallery-overlay span {
  transform: translateY(0);
}

/* Contact Section Grid */
.contact-grid {
  display: flex;
  justify-content: center;
  gap: 64px;
}

.contact-info-card {
  width: 100%;
  max-width: 1000px;
  text-align: center;
  background: #ffffff;
  color: var(--ink);
  padding: 80px 48px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.04);
  position: relative;
  overflow: hidden;
}

.contact-info-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230f172a' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.contact-info-card h3 {
  font-size: 2.25rem;
  margin-bottom: 20px;
}

.contact-info-card p {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.contact-detail-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  justify-items: center;
  text-align: center;
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--line);
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  padding: 24px;
  border-radius: var(--radius-xl);
  transition: all var(--dur-base) var(--ease-out);
  position: relative;
  cursor: pointer;
}

.contact-detail:hover {
  background: rgba(15, 118, 110, 0.04);
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(15, 118, 110, 0.06);
}

/* Interactive Hint */
.contact-detail::after {
  content: attr(data-hint);
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--brand);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  opacity: 0;
  transform: translateY(4px) scale(0.9);
  transition: all var(--dur-base) var(--ease-out);
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(15, 118, 110, 0.2);
}

.contact-detail:hover::after {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.contact-detail-icon {
  width: 64px;
  height: 64px;
  background: rgba(15, 118, 110, 0.05);
  border: 1px solid rgba(15, 118, 110, 0.1);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
  color: var(--brand);
  margin: 0 auto;
  transition: all var(--dur-base) var(--ease-out);
}

.contact-detail:hover .contact-detail-icon {
  transform: scale(1.1);
  background: var(--brand);
  color: #fff;
  box-shadow: 0 8px 16px rgba(15, 118, 110, 0.2);
}

.contact-detail h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
  color: var(--muted);
  font-weight: 500;
  transition: color var(--dur-base);
}

.contact-detail:hover h4 {
  color: var(--brand);
}

.contact-detail a, 
.contact-detail span {
  color: var(--ink);
  font-size: 1.05rem;
  line-height: 1.5;
  transition: all var(--dur-base);
}

.contact-detail:hover .tel-link {
  color: var(--brand) !important;
  transform: scale(1.02);
}

.address-link {
  display: inline-block;
  text-decoration: underline;
  text-decoration-color: rgba(15,23,42,0.2);
  text-underline-offset: 4px;
}

.address-link:hover {
  color: var(--brand) !important;
  text-decoration-color: var(--brand) !important;
}



/* Footer */
.site-footer {
  background: var(--bg-alt);
  color: var(--ink);
  padding: 80px 0 40px;
  border-top: 1px solid var(--line);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-logo-wrapper {
  margin-bottom: 16px;
}

.footer-logo-wrapper img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.footer-brand .brand-mark {
  margin-bottom: 24px;
}

.footer-desc {
  color: var(--muted);
  max-width: 300px;
}

.footer-links h4 {
  color: var(--ink);
  font-size: 1.1rem;
  margin-bottom: 24px;
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.footer-links a {
  color: var(--muted);
  transition: color var(--dur-fast);
}

.footer-links a:hover {
  color: var(--brand);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

/* Utility Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Lightbox */
.lightbox {
  padding: 0;
  border: none;
  background: transparent;
  width: 100vw;
  height: 100vh;
  max-width: none;
  max-height: none;
}

.lightbox::backdrop {
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
}

.lightbox-content {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 40px;
}

.lightbox img {
  max-height: 85vh;
  max-width: 90vw;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  object-fit: contain;
}

.lightbox-caption {
  color: #fff;
  margin-top: 16px;
  font-size: 1.2rem;
  font-weight: 500;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: #fff;
  font-size: 28px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: all var(--dur-fast);
  z-index: 99;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

/* Responsive Constraints */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 3rem;
  }
  .feature-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .feature-split:nth-child(even) .feature-content {
    order: unset;
  }
  .feature-split:nth-child(even) .feature-image {
    order: unset;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  .site-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-20px);
    transition: all 0.4s var(--ease-out);
    z-index: 55;
  }
  .site-header.is-menu-open .site-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .site-nav a {
    font-size: 1.5rem;
  }
  
  .site-header.is-menu-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .site-header.is-menu-open .nav-toggle span:nth-child(2) {
    transform: translateY(-7px) rotate(-45deg);
  }
  .site-header.is-menu-open .nav-toggle span {
    background: var(--ink) !important;
  }
  
  .hero-stats {
    gap: 24px;
  }
  .hero-stats dt {
    font-size: 2rem;
  }
  
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

/* FAQ Section */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.faq-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--dur-base) var(--ease-out);
}

.faq-item:hover {
  border-color: rgba(15, 118, 110, 0.3);
  box-shadow: var(--shadow-sm);
}

.faq-item[open] {
  border-color: rgba(15, 118, 110, 0.2);
  box-shadow: var(--shadow);
}

.faq-item summary {
  padding: 24px 32px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: background var(--dur-fast);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--brand);
  flex-shrink: 0;
  transition: transform var(--dur-base) var(--ease-out);
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(15, 118, 110, 0.08);
}

.faq-item[open] summary::after {
  content: "−";
  transform: rotate(180deg);
  background: var(--brand);
  color: #fff;
}

.faq-item summary:hover {
  background: rgba(15, 118, 110, 0.02);
}

.faq-answer {
  padding: 0 32px 24px;
  animation: faqFadeIn 0.3s var(--ease-out);
}

.faq-answer p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
}

.faq-answer a {
  color: var(--brand);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.faq-answer a:hover {
  color: var(--brand-dark);
}

@keyframes faqFadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 480px) {
  .section {
    padding: 72px 0;
  }
  .hero {
    padding: 100px 0 60px;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .button {
    width: 100%;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}