/* OpenNeo AI — Design System */

/* Self-hosted fonts (OFL licensed) — latin subset only; CJK falls through to system stack */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/inter-400.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/inter-500.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/inter-600.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/inter-700.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/dm-sans-700.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('../fonts/dm-sans-800.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --color-primary: #009999;
  --color-primary-dark: #007a7a;
  --color-primary-text: #006b6b;
  --color-primary-text-hover: #005555;
  --color-primary-light: #e6f7f7;
  --color-primary-subtle: #f0fbfb;

  --color-bg: #ffffff;
  --color-surface: #f7fafa;
  --color-surface-elevated: #ffffff;

  --color-ink: #0a3d3d;

  --color-text: #16302f;
  --color-text-secondary: #475856;
  --color-text-muted: #697572;

  --color-border: #e5e5e5;
  --color-border-light: #f0f0f0;

  --glass-bg: rgba(255, 255, 255, 0.82);
  --glass-border: rgba(255, 255, 255, 0.65);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 12px 40px rgba(0, 153, 153, 0.12);

  --container-max: 1200px;
  --container-narrow: 760px;

  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-display: "DM Sans", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;

  /* Brand enhancement tokens */
  --gradient-brand: linear-gradient(135deg, #004d4d 0%, var(--color-primary-text) 45%, var(--color-primary) 100%);
  --glow-primary: radial-gradient(circle, rgba(0, 153, 153, 0.22) 0%, transparent 70%);
  --ease-out-soft: cubic-bezier(0.22, 0.61, 0.36, 1);
  --shadow-glow: 0 16px 48px rgba(0, 153, 153, 0.16);
}

/* Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

a {
  color: var(--color-primary-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-text-hover);
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input,
textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.container-narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-9) 0;
}

.section-surface {
  position: relative;
  background:
    radial-gradient(ellipse 60% 50% at 80% 10%, rgba(0, 153, 153, 0.06) 0%, transparent 55%),
    var(--color-surface);
}

.section-title {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
  color: var(--color-ink);
}

.section-subtitle {
  font-size: 18px;
  color: var(--color-text-secondary);
  max-width: 640px;
  margin-bottom: var(--space-7);
}

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

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary-text) 0%, var(--color-primary-dark) 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(0, 107, 107, 0.28), 0 1px 2px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-text-hover) 0%, #005f5f 100%);
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(0, 107, 107, 0.38), 0 2px 4px rgba(0, 0, 0, 0.06);
}

.btn-outline {
  background: #ffffff;
  color: var(--color-primary-text);
  border: 1.5px solid rgba(0, 107, 107, 0.35);
}

.btn-outline:hover {
  background: var(--color-primary-subtle);
  color: var(--color-primary-text-hover);
  border-color: var(--color-primary-text-hover);
}

.btn-white {
  background-color: #ffffff;
  color: var(--color-primary-text);
}

.btn-white:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary-text-hover);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: none;
  padding-top: 14px;
  pointer-events: none;
}

.site-header > .container {
  pointer-events: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  height: 64px;
  padding: 0 var(--space-5);
  background: var(--glass-bg);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
}

.desktop-nav {
  flex-shrink: 1;
  min-width: 0;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  font-weight: 700;
  font-size: 20px;
}

.logo-link:hover {
  color: var(--color-text);
}

.logo-img {
  height: 36px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  flex-shrink: 0;
}

.logo-link span {
  display: none;
}

.logo-fallback {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
}

/* Desktop nav */
.desktop-nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
}

.nav-list {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-5);
}

.nav-link {
  color: var(--color-text-secondary);
  font-size: 15px;
  font-weight: 500;
  padding: 6px 0;
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary-text);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary-text);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Language switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: var(--space-5);
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  border-radius: var(--radius-pill);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.lang-btn:hover {
  color: var(--color-primary-text);
  background-color: var(--color-primary-subtle);
}

.lang-btn.active {
  background-color: var(--color-primary-text);
  color: #ffffff;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

.menu-icon {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 72px 0 0 0;
  z-index: 999;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: var(--space-5);
  overflow-y: auto;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-3) 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border-light);
}

.mobile-nav-link.active {
  color: var(--color-primary-text);
}

.mobile-lang-switcher {
  margin-top: var(--space-6);
}

/* Main content spacing for floating header */
.site-main {
  padding-top: 96px;
}

/* Hero */
.hero {
  position: relative;
  padding: calc(var(--space-9) + var(--space-3)) 0 calc(var(--space-9) + var(--space-5));
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(0, 153, 153, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 20% 80%, rgba(0, 107, 107, 0.08) 0%, transparent 55%),
    linear-gradient(180deg, #f6fcfc 0%, var(--color-bg) 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 153, 153, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 153, 153, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 80%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-7);
  align-items: center;
}

.hero-content {
  max-width: 580px;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 8px 16px;
  background: #ffffff;
  border: 1px solid rgba(0, 153, 153, 0.2);
  color: var(--color-primary-text);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-5);
  box-shadow: 0 1px 2px rgba(10, 61, 61, 0.05);
}

.hero-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: var(--space-5);
  letter-spacing: -0.035em;
  color: var(--color-ink);
}

.hero-title .accent {
  color: var(--color-primary);
}

.hero-desc {
  font-size: 18px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(0, 153, 153, 0.22) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.hero-visual svg {
  position: relative;
  width: 100%;
  max-width: 480px;
  height: auto;
  filter: drop-shadow(0 24px 48px rgba(0, 153, 153, 0.14));
}

/* Hero entrance choreography: reveal wrappers stay visible, children rise in sequence */
.hero-content.reveal,
.hero-visual.reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

@keyframes hero-rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content > * {
  animation: hero-rise 0.7s var(--ease-out-soft) both;
}
.hero-content > *:nth-child(1) { animation-delay: 0.06s; }
.hero-content > *:nth-child(2) { animation-delay: 0.16s; }
.hero-content > *:nth-child(3) { animation-delay: 0.28s; }
.hero-content > *:nth-child(4) { animation-delay: 0.4s; }

.hero-visual {
  animation: hero-rise 0.9s var(--ease-out-soft) 0.28s both;
}

/* Business areas / cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.card-grid--two {
  grid-template-columns: repeat(2, 1fr);
  max-width: 900px;
  margin: 0 auto;
}

.card {
  background: #ffffff;
  border: 1px solid rgba(0, 153, 153, 0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: 0 1px 2px rgba(10, 61, 61, 0.04), 0 8px 24px rgba(10, 61, 61, 0.05);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 153, 153, 0.22);
  box-shadow: 0 16px 40px rgba(0, 153, 153, 0.12), 0 4px 8px rgba(0, 0, 0, 0.04);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--color-primary-light) 0%, #ffffff 100%);
  border: 1px solid rgba(0, 153, 153, 0.12);
  color: var(--color-primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  box-shadow: 0 4px 12px rgba(0, 153, 153, 0.08);
}

.card-icon svg {
  width: 26px;
  height: 26px;
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.card-text {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Feature / product sections */
.feature {
  padding: var(--space-9) 0;
}

.feature-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-7);
  align-items: center;
}

.feature:nth-child(even) .feature-inner {
  direction: rtl;
}

.feature:nth-child(even) .feature-content,
.feature:nth-child(even) .feature-visual {
  direction: ltr;
}

.feature-tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--color-primary-light);
  border: 1px solid rgba(0, 153, 153, 0.18);
  color: var(--color-primary-text);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-3);
}

.feature-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: var(--space-4);
}

.feature-desc {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  color: var(--color-text-secondary);
}

.feature-list li::before {
  content: "✓";
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: var(--color-primary-light);
  color: var(--color-primary-text);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.feature-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 1px solid rgba(0, 153, 153, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  min-height: 320px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.feature-visual svg {
  position: relative;
  width: 100%;
  max-width: 360px;
  height: auto;
  filter: drop-shadow(0 12px 24px rgba(0, 107, 107, 0.1));
}

/* News */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.news-card {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid rgba(0, 153, 153, 0.12);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(10, 61, 61, 0.04), 0 8px 24px rgba(10, 61, 61, 0.05);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.news-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 153, 153, 0.2);
  box-shadow: 0 16px 40px rgba(0, 153, 153, 0.1), 0 4px 8px rgba(0, 0, 0, 0.04);
}

.news-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--color-surface);
}

/* 加载骨架微光：图片在慢链路上数秒才到位时，给一个「正在加载」的活反馈，
   图片解码后不透明即覆盖此层（img 置 z-index:1 在其上）。 */
.news-media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(
    100deg,
    transparent 30%,
    rgba(255, 255, 255, 0.6) 50%,
    transparent 70%
  );
  background-size: 220% 100%;
  background-position: 200% 0;
  animation: news-shimmer 1.5s var(--ease-out-soft) infinite;
  pointer-events: none;
}

@keyframes news-shimmer {
  to { background-position: -120% 0; }
}

.news-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.news-card:hover .news-media img {
  transform: scale(1.05);
}

.news-date {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary-text);
  margin-bottom: var(--space-2);
}

.news-body {
  padding: var(--space-5);
}

.news-title {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: var(--space-2);
}

.news-excerpt {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* CTA section */
.cta-section {
  padding: var(--space-9) 0;
  background: linear-gradient(135deg, var(--color-primary-text) 0%, var(--color-primary-dark) 100%);
  color: #ffffff;
  text-align: center;
}

.cta-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.cta-desc {
  font-size: 18px;
  opacity: 0.92;
  max-width: 560px;
  margin: 0 auto var(--space-6);
}

/* Page header */
.page-header {
  padding: var(--space-8) 0 var(--space-6);
  background:
    radial-gradient(ellipse 70% 50% at 20% 20%, rgba(0, 153, 153, 0.08) 0%, transparent 60%),
    var(--color-surface);
}

.page-title {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-3);
  letter-spacing: -0.03em;
  color: var(--color-ink);
}

.page-lead {
  font-size: 18px;
  color: var(--color-text-secondary);
  max-width: 720px;
}

/* Content blocks */
.content-block {
  padding: var(--space-8) 0;
}

.content-block h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.content-block h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.content-block p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.content-block ul {
  margin-bottom: var(--space-4);
  padding-left: var(--space-5);
  list-style: disc;
}

.content-block li {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background-color: var(--color-border);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-6);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--color-primary-text);
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.timeline-date {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary-text);
  margin-bottom: var(--space-1);
}

.timeline-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.timeline-text {
  color: var(--color-text-secondary);
}

/* Service detail */
.service-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.service-list--grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.service-list--grid .service-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-align: left;
}

.service-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  padding: var(--space-6);
  background: #ffffff;
  border: 1px solid rgba(0, 153, 153, 0.12);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 2px rgba(10, 61, 61, 0.04), 0 8px 24px rgba(10, 61, 61, 0.05);
}

.service-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-text) 0%, var(--color-primary-dark) 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 107, 107, 0.25);
}

.service-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.service-desc {
  color: var(--color-text-secondary);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 5fr 4fr;
  gap: var(--space-7);
  align-items: start;
}

.contact-about {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-6);
  background: #ffffff;
  border: 1px solid rgba(0, 153, 153, 0.12);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 2px rgba(10, 61, 61, 0.04), 0 8px 24px rgba(10, 61, 61, 0.05);
}

.contact-about-block h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-primary-text);
}

.contact-about-block p {
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.contact-about-block p:last-child {
  margin-bottom: 0;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: 14px;
  font-weight: 600;
}

.form-input,
.form-textarea {
  padding: 14px 18px;
  border: 1px solid rgba(0, 153, 153, 0.18);
  border-radius: var(--radius);
  background: #ffffff;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  background: #ffffff;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-light);
  outline: none;
}

.form-input.error,
.form-textarea.error {
  border-color: #e11d48;
}

.error-msg {
  font-size: 13px;
  color: #e11d48;
  display: none;
}

.error-msg.visible {
  display: block;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.contact-info-item {
  display: flex;
  gap: var(--space-3);
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--color-primary-light) 0%, #ffffff 100%);
  border: 1px solid rgba(0, 153, 153, 0.12);
  color: var(--color-primary-text);
  box-shadow: 0 4px 12px rgba(0, 153, 153, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 22px;
  height: 22px;
}

.contact-info-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1);
}

.contact-info-value {
  font-size: 16px;
  font-weight: 500;
}

.form-success {
  display: none;
  padding: var(--space-4);
  background-color: var(--color-primary-light);
  color: var(--color-primary-text);
  border-radius: var(--radius);
  font-weight: 500;
}

.form-success.visible {
  display: block;
}

/* Privacy */
.privacy-content {
  max-width: var(--container-narrow);
}

.privacy-content h2 {
  font-size: 24px;
  margin-top: var(--space-7);
}

.privacy-content p,
.privacy-content li {
  color: var(--color-text-secondary);
}

/* 404 */
.not-found {
  text-align: center;
  padding: var(--space-9) 0;
}

.not-found-code {
  font-size: 120px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-primary-text);
  opacity: 0.25;
}

.not-found-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.not-found-desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

/* Footer */
.site-footer {
  position: relative;
  background:
    radial-gradient(ellipse 60% 40% at 80% 0%, rgba(0, 153, 153, 0.08) 0%, transparent 60%),
    var(--color-surface);
  border-top: 1px solid rgba(0, 153, 153, 0.1);
  padding: var(--space-8) 0 var(--space-5);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--color-primary) 50%, transparent 100%);
  opacity: 0.3;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-7);
}

.footer-brand .logo-link {
  margin-bottom: var(--space-3);
}

.footer-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 280px;
}

.footer-title {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.footer-links a {
  display: block;
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border-light);
  font-size: 13px;
  color: var(--color-text-muted);
}

.social-links {
  display: flex;
  gap: var(--space-3);
}

.social-links a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border-light);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--color-primary-text);
  border-color: var(--color-primary-text);
  color: #ffffff;
}

.social-links svg {
  width: 18px;
  height: 18px;
}

/* Fade-in animation */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 420ms var(--ease-out-soft), transform 420ms var(--ease-out-soft);
}

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

/* === Shared enhancements (site-wide) === */

/* Staggered reveal delays */
.reveal-d1 {
  transition-delay: 70ms;
}

.reveal-d2 {
  transition-delay: 140ms;
}

.reveal-d3 {
  transition-delay: 210ms;
}

/* Header shrink on scroll */
.site-header.is-scrolled {
  padding-top: 6px;
}

.site-header.is-scrolled .header-inner {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

/* Card top highlight line + icon pop */
.card {
  position: relative;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: var(--space-6);
  right: var(--space-6);
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-brand);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover::before {
  opacity: 1;
}

.card-icon {
  transition: transform var(--transition-base);
}

.card:hover .card-icon {
  transform: scale(1.06);
}

/* Nav active gradient underline */
.nav-link.active::after {
  background: linear-gradient(90deg, #004d4d 0%, var(--color-primary-text) 45%, var(--color-primary) 100%);
}

/* Button hover brightness */
.btn-primary:hover {
  filter: brightness(1.05);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero-content > *,
  .hero-visual {
    animation: none;
  }
}

/* Print */
@media print {
  .site-header,
  .site-footer,
  .hero-actions,
  .lang-switcher,
  .menu-toggle,
  .btn {
    display: none !important;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}