/* =========================================================
   电车画报 官方网站  · 共享样式
   Design system inspired by logo:
   - primary teal  #2d7a73
   - accent  gold  #c8a85e
   - bg      mist  #f5f9f8
   - surface white #ffffff
   - ink     navy  #1a2332
   ========================================================= */

:root {
  --c-primary: #2d7a73;
  --c-primary-soft: #5fa39c;
  --c-primary-deep: #1f5b56;
  --c-accent: #c8a85e;
  --c-accent-soft: #e3c887;
  --c-bg: #f5f9f8;
  --c-surface: #ffffff;
  --c-ink: #1a2332;
  --c-ink-soft: #4a5568;
  --c-muted: #8a95a3;
  --c-line: #e5ecea;
  --c-line-soft: #eef3f1;
  --shadow-sm: 0 1px 2px rgba(26,35,50,0.04), 0 2px 8px rgba(26,35,50,0.04);
  --shadow-md: 0 4px 16px rgba(26,35,50,0.06), 0 8px 32px rgba(26,35,50,0.04);
  --shadow-lg: 0 12px 48px rgba(45,122,115,0.12);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --max-w: 1200px;
  --transition: 220ms cubic-bezier(.4,0,.2,1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
               "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; transition: color var(--transition); }
img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ Navigation ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 249, 248, 0.85);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--c-line-soft);
  transition: background var(--transition);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 18px;
  color: var(--c-ink);
}

.nav__brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

.nav__menu {
  display: flex;
  gap: 8px;
  list-style: none;
}

.nav__link {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  font-size: 15px;
  color: var(--c-ink-soft);
  border-radius: 999px;
  transition: all var(--transition);
}

.nav__link:hover {
  color: var(--c-primary);
  background: rgba(45, 122, 115, 0.06);
}

.nav__link--active {
  color: var(--c-primary);
  background: rgba(45, 122, 115, 0.08);
}

.nav__toggle {
  display: none;
  background: none;
  border: 1px solid var(--c-line);
  border-radius: 10px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  color: var(--c-ink);
  align-items: center;
  justify-content: center;
}

.nav__toggle svg { width: 20px; height: 20px; }

/* ============ Hero ============ */
.hero {
  position: relative;
  padding: 96px 0 80px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(200, 168, 94, 0.10) 0%, transparent 50%),
    radial-gradient(circle at 10% 80%, rgba(45, 122, 115, 0.08) 0%, transparent 55%);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--c-primary-deep);
  background: rgba(45, 122, 115, 0.08);
  border: 1px solid rgba(45, 122, 115, 0.15);
  border-radius: 999px;
  margin-bottom: 24px;
  font-weight: 500;
}

.hero__eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
  box-shadow: 0 0 0 4px rgba(45, 122, 115, 0.15);
}

.hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero h1 span {
  background: linear-gradient(120deg, var(--c-primary) 0%, var(--c-primary-soft) 50%, var(--c-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero__lead {
  font-size: clamp(16px, 1.6vw, 18px);
  color: var(--c-ink-soft);
  max-width: 560px;
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

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

.hero__logo {
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  background: #fff;
  padding: 24px;
  object-fit: cover;
}

.hero__logo-frame {
  position: relative;
  display: inline-block;
}

.hero__badge {
  position: absolute;
  background: var(--c-surface);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-md);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

.hero__badge--top {
  top: 8%;
  left: -8%;
  animation: float 6s ease-in-out infinite;
}

.hero__badge--bottom {
  bottom: 10%;
  right: -6%;
  animation: float 7s ease-in-out infinite reverse;
}

.hero__badge-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
}

.hero__badge--bottom .hero__badge-icon {
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-soft));
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--c-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(45, 122, 115, 0.25);
}

.btn--primary:hover {
  background: var(--c-primary-deep);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(45, 122, 115, 0.30);
}

.btn--ghost {
  background: transparent;
  color: var(--c-ink);
  border-color: var(--c-line);
}

.btn--ghost:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}

.btn svg { width: 18px; height: 18px; }

/* ============ Section ============ */
.section {
  padding: 96px 0;
  position: relative;
}

.section--alt {
  background: var(--c-surface);
  border-top: 1px solid var(--c-line-soft);
  border-bottom: 1px solid var(--c-line-soft);
}

.section__head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}

.section__eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--c-primary);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section__eyebrow--cn {
  letter-spacing: 0.3em;
  font-family: "Songti SC", "STSong", serif;
  font-weight: 400;
}

.section h2 {
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section__lead {
  font-size: 17px;
  color: var(--c-ink-soft);
  max-width: 600px;
  margin: 0 auto;
}

/* ============ Features ============ */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature {
  background: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
}

.feature:hover {
  transform: translateY(-4px);
  border-color: rgba(45, 122, 115, 0.25);
  box-shadow: var(--shadow-md);
}

.feature__icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(45, 122, 115, 0.10), rgba(200, 168, 94, 0.10));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--c-primary);
}

.feature__icon svg { width: 26px; height: 26px; }

.feature h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.feature p {
  font-size: 15px;
  color: var(--c-ink-soft);
}

/* ============ Stats ============ */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 48px;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-deep) 100%);
  border-radius: var(--radius-xl);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(200, 168, 94, 0.30) 0%, transparent 70%);
  pointer-events: none;
}

.stats::after {
  content: "";
  position: absolute;
  bottom: -50%;
  left: -10%;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(95, 163, 156, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.stat {
  text-align: center;
  position: relative;
  z-index: 1;
}

.stat__value {
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 6px;
  color: var(--c-accent-soft);
}

.stat__label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
}

/* ============ Gallery preview ============ */
.gallery {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.gallery__banner {
  position: relative;
  width: 100%;
  height: 220px;
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition);
}

.gallery__banner:hover { transform: scale(1.005); }

.gallery__banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(26, 35, 50, 0.82) 0%, rgba(26, 35, 50, 0.55) 40%, rgba(26, 35, 50, 0.10) 70%, transparent 100%);
  pointer-events: none;
}

.gallery__banner-text {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 55%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px 40px;
  color: #fff;
  z-index: 1;
}

.gallery__banner-text h3 {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
  color: #fff;
}

.gallery__banner-en {
  font-size: 15px;
  font-weight: 400;
  opacity: 0.9;
  letter-spacing: 0.04em;
}

.gallery__banner-bar {
  display: block;
  width: 36px;
  height: 3px;
  background: var(--c-accent);
  border-radius: 2px;
  margin: 14px 0 12px;
}

.gallery__banner-text p {
  font-size: 14px;
  opacity: 0.85;
  line-height: 1.6;
}

.gallery__banner-text small {
  display: block;
  font-size: 12px;
  opacity: 0.7;
  font-weight: 400;
  margin-top: 2px;
}

/* ============ Download CTA ============ */
.download {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}

.download__platforms {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 32px;
}

.platform {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  padding: 18px 14px;
  text-align: center;
  transition: all var(--transition);
}

.platform:hover {
  border-color: var(--c-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.platform--soon {
  opacity: 0.6;
  cursor: not-allowed;
}

.platform--soon:hover {
  border-color: var(--c-line);
  transform: none;
  box-shadow: none;
}

.platform__icon {
  width: 36px;
  height: 36px;
  margin: 0 auto 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
}

.platform__icon svg { width: 28px; height: 28px; }

.platform__name {
  font-size: 14px;
  font-weight: 500;
}

.platform__status {
  display: inline-block;
  margin-top: 4px;
  font-size: 11px;
  color: var(--c-primary);
  background: rgba(45, 122, 115, 0.10);
  padding: 2px 8px;
  border-radius: 999px;
}

.platform__status--soon {
  color: var(--c-muted);
  background: var(--c-line-soft);
}

.download__qr {
  text-align: center;
  padding: 36px;
  background: var(--c-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.download__qr img {
  width: 220px;
  height: 220px;
  margin: 0 auto 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-line-soft);
  padding: 12px;
  background: #fff;
}

.download__qr-tip {
  font-size: 14px;
  color: var(--c-ink-soft);
}

.download__qr-tip strong {
  display: block;
  color: var(--c-ink);
  margin-bottom: 4px;
  font-size: 15px;
}

/* ============ Mission / Values (about page) ============ */
.mission {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.mission__art {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(135deg, #d8e8e6 0%, #f3eddf 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.mission__art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.mission__quote {
  font-family: "Songti SC", "STSong", "Source Han Serif SC", serif;
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.5;
  color: var(--c-ink);
  border-left: 3px solid var(--c-accent);
  padding-left: 24px;
  margin: 24px 0;
}

.mission__text {
  font-size: 16px;
  color: var(--c-ink-soft);
  margin-bottom: 16px;
}

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.value {
  padding: 28px 24px;
  background: var(--c-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-line-soft);
  text-align: center;
}

.value__num {
  display: inline-block;
  font-family: "Songti SC", serif;
  font-size: 28px;
  color: var(--c-accent);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.value h4 {
  font-size: 17px;
  margin-bottom: 8px;
}

.value p {
  font-size: 14px;
  color: var(--c-ink-soft);
}

/* ============ Timeline ============ */
.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding: 16px 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--c-primary) 10%, var(--c-primary) 90%, transparent);
}

.tl-item {
  position: relative;
  padding-left: 56px;
  margin-bottom: 32px;
}

.tl-item::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--c-surface);
  border: 3px solid var(--c-primary);
  box-shadow: 0 0 0 4px var(--c-bg);
}

.tl-item__year {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-primary);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.tl-item h4 {
  font-size: 17px;
  margin-bottom: 6px;
}

.tl-item p {
  font-size: 14px;
  color: var(--c-ink-soft);
}

/* ============ Contact page ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact-card {
  background: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.contact-card + .contact-card { margin-top: 20px; }

.contact-card__label {
  font-size: 13px;
  color: var(--c-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
  font-weight: 500;
}

.contact-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.contact-card p {
  color: var(--c-ink-soft);
  font-size: 15px;
}

.contact-card__email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 12px 18px;
  background: rgba(45, 122, 115, 0.06);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 500;
  color: var(--c-primary-deep);
  font-family: "SF Mono", "JetBrains Mono", Consolas, monospace;
}

.contact-card__email:hover {
  background: rgba(45, 122, 115, 0.12);
}

.contact-card__email svg { width: 18px; height: 18px; }

.faq {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.faq__item {
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius-md);
  background: var(--c-surface);
  overflow: hidden;
}

.faq__q {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 20px;
  text-align: left;
  font-size: 15px;
  font-weight: 500;
  color: var(--c-ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: inherit;
  transition: background var(--transition);
}

.faq__q:hover { background: rgba(45, 122, 115, 0.04); }

.faq__q::after {
  content: "+";
  font-size: 22px;
  color: var(--c-primary);
  transition: transform var(--transition);
  line-height: 1;
}

.faq__item--open .faq__q::after { transform: rotate(45deg); }

.faq__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 300ms ease, padding 300ms ease;
  padding: 0 20px;
  color: var(--c-ink-soft);
  font-size: 14.5px;
  line-height: 1.7;
}

.faq__item--open .faq__a {
  max-height: 200px;
  padding: 0 20px 18px;
}

/* ============ Footer ============ */
.footer {
  background: var(--c-ink);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 32px;
  margin-top: 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  color: #fff;
  font-weight: 600;
  font-size: 17px;
}

.footer__brand img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.footer__intro {
  font-size: 14px;
  line-height: 1.7;
  max-width: 320px;
}

.footer__col h5 {
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.footer__col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
}

.footer__col a:hover { color: var(--c-accent-soft); }

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

.footer__bottom a { color: rgba(255, 255, 255, 0.7); }
.footer__bottom a:hover { color: var(--c-accent-soft); }

/* ============ Page header (sub-pages) ============ */
.page-hero {
  padding: 96px 0 64px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(45, 122, 115, 0.10) 0%, transparent 50%);
  pointer-events: none;
}

.page-hero h1 {
  font-size: clamp(36px, 4.5vw, 48px);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  position: relative;
}

.page-hero p {
  font-size: 17px;
  color: var(--c-ink-soft);
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

/* ============ Responsive ============ */
@media (max-width: 980px) {
  .hero { padding: 64px 0 56px; }
  .hero__grid { grid-template-columns: 1fr; gap: 48px; text-align: center; }
  .hero__lead { margin-left: auto; margin-right: auto; }
  .hero__actions { justify-content: center; }
  .hero__visual { order: -1; }
  .hero__logo { max-width: 320px; }
  .hero__badge { display: none; }

  .features, .values { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); padding: 36px 24px; gap: 24px; }

  .gallery__banner { height: 180px; }
  .gallery__banner-text { padding: 24px 28px; width: 60%; }
  .gallery__banner-text h3 { font-size: 22px; }

  .download { grid-template-columns: 1fr; gap: 40px; }
  .download__platforms { grid-template-columns: repeat(3, 1fr); }

  .mission { grid-template-columns: 1fr; gap: 40px; }
  .mission__art { max-width: 360px; margin: 0 auto; }

  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 640px) {
  .container { padding: 0 18px; }
  .section { padding: 64px 0; }
  .section__head { margin-bottom: 40px; }

  .nav__inner { height: 60px; }
  .nav__brand { font-size: 16px; }
  .nav__brand img { width: 32px; height: 32px; }
  .nav__toggle { display: inline-flex; }
  .nav__menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-line);
    box-shadow: var(--shadow-md);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
  }
  .nav__menu--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav__link { padding: 12px 16px; }

  .features, .values { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; gap: 0; }

  .gallery__banner { height: 200px; }
  .gallery__banner-text { width: 70%; padding: 20px 24px; }
  .gallery__banner-text h3 { font-size: 20px; }
  .gallery__banner-en { font-size: 13px; }
  .gallery__banner-bar { width: 28px; margin: 10px 0 8px; }
  .gallery__banner-text p { font-size: 13px; }

  .stats { padding: 28px 20px; gap: 20px; border-radius: var(--radius-lg); }
  .stat__value { font-size: 28px; }
  .stat__label { font-size: 13px; }

  .download__platforms { grid-template-columns: 1fr; }
  .download__qr { padding: 24px; }
  .download__qr img { width: 180px; height: 180px; }

  .footer__grid { grid-template-columns: 1fr; gap: 24px; }
  .footer__bottom { flex-direction: column; text-align: center; }

  .btn { width: 100%; padding: 14px 20px; }

  .contact-card { padding: 28px 22px; }
  .contact-card__email { font-size: 14px; word-break: break-all; }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: 2px;
  border-radius: 4px;
}