:root {
  --sky-deep: #2A5F9E;
  --sky-top: #3B7EC4;
  --sky-mid: #5BA3E0;
  --sky-light: #8EC8F0;
  --sky-pale: #B8DDF8;
  --sky-warm: #F0D9A8;
  --cloud: rgba(255, 253, 250, 0.95);
  --cloud-shadow: rgba(200, 220, 240, 0.55);
  --meadow: #5E9A42;
  --meadow-light: #7CB356;
  --meadow-dark: #3D6E28;
  --meadow-gold: #B8C85A;
  --flower: #FFF8E7;
  --flower-pink: #F5D0C8;
  --flower-lavender: #D8C8E8;
  --cream: #FFF9F0;
  --cream-warm: #F7F0E4;
  --card: rgba(255, 252, 245, 0.94);
  --primary: #C8A07E;
  --primary-dark: #A67C52;
  --primary-deep: #6B4226;
  --primary-deepest: #4A3728;
  --accent: #B8865A;
  --border: rgba(180, 140, 100, 0.35);
  --text: #4A3728;
  --text-secondary: #6B5344;
  --text-light: #9A8575;
  --shadow: rgba(74, 55, 40, 0.12);
  --shadow-strong: rgba(74, 55, 40, 0.22);
  --radius: 22px;
  --radius-sm: 14px;
  --max-width: 1120px;
  --horizon: 46%;
}

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

html {
  scroll-behavior: smooth;
}

html::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(ellipse 115% 90% at 50% 32%, transparent 42%, rgba(30, 45, 70, 0.16) 100%);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  background-color: var(--sky-deep);
  background-image:
    url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.15' numOctaves='5' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)' opacity='0.13'/%3E%3C/svg%3E"),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='b'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.025 0.55' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23b)' opacity='0.09'/%3E%3C/svg%3E"),
    radial-gradient(ellipse 70% 22% at 50% var(--horizon), rgba(255, 236, 190, 0.65) 0%, transparent 72%),
    radial-gradient(ellipse 45% 30% at 18% 18%, rgba(59, 126, 196, 0.85) 0%, transparent 74%),
    radial-gradient(ellipse 50% 34% at 82% 14%, rgba(91, 163, 224, 0.8) 0%, transparent 72%),
    radial-gradient(ellipse 55% 28% at 50% 8%, rgba(142, 200, 240, 0.75) 0%, transparent 70%),
    radial-gradient(ellipse 48% 26% at 30% 78%, rgba(94, 154, 66, 0.9) 0%, transparent 72%),
    radial-gradient(ellipse 52% 28% at 72% 82%, rgba(124, 179, 86, 0.85) 0%, transparent 70%),
    radial-gradient(ellipse 42% 22% at 48% 90%, rgba(61, 110, 40, 0.92) 0%, transparent 68%),
    linear-gradient(180deg,
      var(--sky-deep) 0%,
      var(--sky-top) 10%,
      var(--sky-mid) 24%,
      var(--sky-light) 38%,
      var(--sky-pale) 44%,
      #D4ECC4 48%,
      var(--meadow-gold) 54%,
      var(--meadow-light) 68%,
      var(--meadow) 82%,
      var(--meadow-dark) 94%,
      #2D5018 100%);
  background-size: 240px 240px, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%;
  background-attachment: fixed;
}

/* ── Oil-painting sky layer ── */
.sky-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.sky-canvas::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='c'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23c)' opacity='0.06'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  mix-blend-mode: overlay;
  opacity: 0.8;
}

.oil-cloud {
  position: absolute;
  border-radius: 50%;
  background: var(--cloud);
  filter: blur(5px);
  box-shadow:
    inset -8px -6px 18px var(--cloud-shadow),
    0 8px 28px rgba(120, 160, 200, 0.18);
}

.oil-cloud::before,
.oil-cloud::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: inherit;
  filter: blur(2px);
}

.oil-cloud-1 {
  width: 140px;
  height: 52px;
  top: 7%;
  left: 4%;
  animation: cloud-drift-a 110s ease-in-out infinite alternate;
}

.oil-cloud-1::before {
  width: 90px;
  height: 72px;
  top: -32px;
  left: 18px;
}

.oil-cloud-1::after {
  width: 110px;
  height: 64px;
  top: -18px;
  right: -28px;
}

.oil-cloud-2 {
  width: 200px;
  height: 58px;
  top: 4%;
  left: 28%;
  opacity: 0.92;
  filter: blur(6px);
  animation: cloud-drift-b 95s ease-in-out infinite alternate;
}

.oil-cloud-2::before {
  width: 120px;
  height: 88px;
  top: -38px;
  left: 32px;
}

.oil-cloud-2::after {
  width: 130px;
  height: 76px;
  top: -22px;
  right: -18px;
}

.oil-cloud-3 {
  width: 170px;
  height: 50px;
  top: 12%;
  right: 6%;
  opacity: 0.88;
  animation: cloud-drift-c 120s ease-in-out infinite alternate;
}

.oil-cloud-3::before {
  width: 100px;
  height: 78px;
  top: -34px;
  left: 24px;
}

.oil-cloud-3::after {
  width: 95px;
  height: 68px;
  top: -16px;
  right: -22px;
}

.oil-cloud-4 {
  width: 260px;
  height: 68px;
  top: 18%;
  left: 12%;
  opacity: 0.78;
  filter: blur(8px);
  animation: cloud-drift-b 130s ease-in-out infinite alternate-reverse;
}

.oil-cloud-4::before {
  width: 150px;
  height: 100px;
  top: -42px;
  left: 40px;
}

.oil-cloud-4::after {
  width: 160px;
  height: 88px;
  top: -24px;
  right: -10px;
}

.oil-cloud-5 {
  width: 220px;
  height: 62px;
  top: 22%;
  right: 14%;
  opacity: 0.82;
  filter: blur(7px);
  animation: cloud-drift-a 105s ease-in-out infinite alternate-reverse;
}

.oil-cloud-5::before {
  width: 130px;
  height: 92px;
  top: -40px;
  left: 28px;
}

.oil-cloud-5::after {
  width: 140px;
  height: 80px;
  top: -20px;
  right: -16px;
}

.oil-cloud-6 {
  width: 320px;
  height: 78px;
  top: 30%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0.7;
  filter: blur(10px);
  animation: cloud-drift-c 140s ease-in-out infinite alternate;
}

.oil-cloud-6::before {
  width: 180px;
  height: 110px;
  top: -48px;
  left: 50px;
}

.oil-cloud-6::after {
  width: 190px;
  height: 96px;
  top: -28px;
  right: 20px;
}

.oil-cloud-7 {
  width: 180px;
  height: 56px;
  top: 34%;
  left: 2%;
  opacity: 0.65;
  filter: blur(9px);
}

.oil-cloud-7::before {
  width: 110px;
  height: 82px;
  top: -36px;
  left: 20px;
}

.oil-cloud-7::after {
  width: 100px;
  height: 70px;
  top: -18px;
  right: -14px;
}

.sky-horizon-glow {
  position: absolute;
  left: -5%;
  right: -5%;
  top: calc(var(--horizon) - 6%);
  height: 18%;
  background:
    radial-gradient(ellipse 35% 80% at 15% 30%, rgba(255, 252, 248, 0.75) 0%, transparent 68%),
    radial-gradient(ellipse 40% 90% at 42% 20%, rgba(255, 255, 255, 0.65) 0%, transparent 70%),
    radial-gradient(ellipse 38% 85% at 68% 35%, rgba(255, 250, 245, 0.7) 0%, transparent 66%),
    radial-gradient(ellipse 32% 75% at 88% 25%, rgba(255, 253, 250, 0.6) 0%, transparent 64%),
    linear-gradient(180deg, transparent 0%, rgba(255, 240, 210, 0.35) 45%, transparent 100%);
  filter: blur(6px);
  opacity: 0.9;
}

@keyframes cloud-drift-a {
  from { transform: translateX(0); }
  to { transform: translateX(18px); }
}

@keyframes cloud-drift-b {
  from { transform: translateX(0); }
  to { transform: translateX(-22px); }
}

@keyframes cloud-drift-c {
  from { transform: translateX(-50%) translateY(0); }
  to { transform: translateX(calc(-50% + 12px)) translateY(-6px); }
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
  background:
    radial-gradient(ellipse 80% 50% at 50% 20%, rgba(255, 255, 255, 0.18) 0%, transparent 62%),
    radial-gradient(ellipse 60% 40% at 20% 30%, rgba(180, 220, 255, 0.12) 0%, transparent 58%),
    radial-gradient(ellipse 55% 38% at 80% 25%, rgba(200, 230, 255, 0.1) 0%, transparent 55%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.72;
  mix-blend-mode: multiply;
  background:
    radial-gradient(ellipse 120px 40px at 8% 94%, rgba(255, 248, 231, 0.65) 0%, transparent 72%),
    radial-gradient(ellipse 90px 32px at 24% 90%, rgba(245, 208, 200, 0.45) 0%, transparent 68%),
    radial-gradient(ellipse 100px 36px at 46% 93%, rgba(255, 248, 231, 0.55) 0%, transparent 70%),
    radial-gradient(ellipse 85px 30px at 66% 91%, rgba(216, 200, 232, 0.4) 0%, transparent 66%),
    radial-gradient(ellipse 110px 38px at 86% 94%, rgba(255, 248, 231, 0.6) 0%, transparent 72%),
    radial-gradient(ellipse 200px 60px at 50% 98%, rgba(45, 80, 24, 0.35) 0%, transparent 75%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 128 128' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.08 0.45' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)' opacity='0.14'/%3E%3C/svg%3E");
  background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 180px 180px;
}

a {
  color: var(--primary-dark);
  text-decoration: none;
  transition: color 0.2s;
}

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

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

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* ── Nav ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 249, 240, 0.82);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1.5px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 4px 24px rgba(74, 55, 40, 0.08);
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--primary-deepest);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.06em;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  object-fit: contain;
  background: var(--cream);
  border: 2.5px solid rgba(200, 160, 126, 0.5);
  box-shadow: 0 2px 10px var(--shadow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
}

.nav-links a:hover {
  color: var(--primary-deep);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  background: rgba(200, 160, 126, 0.15);
  border: 1px solid var(--border);
}

.lang-switch span {
  opacity: 0.4;
}

.lang-switch a.active {
  font-weight: 800;
  color: var(--primary-deep);
}

/* ── Hero ── */
.hero {
  position: relative;
  padding: 3.5rem 0 4rem;
  overflow: hidden;
}

.hero-deco {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}

.hero-deco.cat-left {
  bottom: 0;
  left: -2%;
  width: min(180px, 28vw);
  opacity: 0.88;
}

.hero-deco.cat-right {
  bottom: 5%;
  right: 2%;
  width: min(140px, 22vw);
  opacity: 0.85;
}

.hero-deco.flowers {
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background:
    radial-gradient(ellipse 18px 12px at 8% 72%, var(--flower-pink) 0%, transparent 72%),
    radial-gradient(ellipse 16px 11px at 22% 58%, var(--flower) 0%, transparent 70%),
    radial-gradient(ellipse 17px 12px at 38% 78%, var(--flower-lavender) 0%, transparent 74%),
    radial-gradient(ellipse 15px 10px at 55% 62%, var(--flower) 0%, transparent 68%),
    radial-gradient(ellipse 18px 12px at 72% 75%, var(--flower-pink) 0%, transparent 72%),
    radial-gradient(ellipse 16px 11px at 90% 60%, var(--flower-lavender) 0%, transparent 70%),
    linear-gradient(180deg, transparent 0%, rgba(124, 179, 86, 0.15) 60%, rgba(94, 154, 66, 0.25) 100%);
  opacity: 0.75;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  background: var(--card);
  border: 1.5px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 16px var(--shadow);
}

.hero-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  box-shadow: 0 0 0 2px rgba(200, 160, 126, 0.28);
}

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.4rem);
  line-height: 1.1;
  font-weight: 900;
  color: #fff;
  text-shadow:
    0 2px 20px rgba(74, 55, 40, 0.25),
    0 1px 3px rgba(74, 55, 40, 0.3);
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}

.hero-lead {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--primary-deepest);
  font-weight: 600;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.45);
  max-width: 30rem;
  margin-bottom: 0.85rem;
  line-height: 1.7;
}

.hero-tech {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-deep);
  padding: 0.4rem 0.9rem;
  margin-bottom: 1.5rem;
  border-radius: 999px;
  background: rgba(255, 252, 245, 0.94);
  border: 1.5px solid var(--border);
  box-shadow: 0 4px 16px var(--shadow);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.hero-actions .btn-primary {
  text-align: center;
  line-height: 1.35;
  max-width: 100%;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.9rem 1.65rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, #FFFCF5 0%, #F5E6D3 100%);
  color: var(--primary-deepest);
  box-shadow: 0 6px 24px rgba(74, 55, 40, 0.2);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(6px);
}

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

.hero-poster-trio {
  position: relative;
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 0.65rem;
  width: min(100%, 500px);
  padding: 1.5rem 0;
  margin-inline: auto;
}

.hero-phone {
  flex: 1;
  min-width: 0;
  border-radius: 18px;
  overflow: hidden;
  box-shadow:
    0 16px 40px rgba(74, 55, 40, 0.26),
    0 0 0 2px rgba(255, 255, 255, 0.5),
    inset 0 0 0 1px rgba(255, 255, 255, 0.3);
  transition: transform 0.3s ease;
}

.hero-phone img {
  width: 100%;
  aspect-ratio: 1284 / 2778;
  object-fit: cover;
  display: block;
}

.hero-poster-trio:hover .hero-phone {
  transform: translateY(-4px);
}

.hero-phone-shadow {
  display: none;
}

.hero-float-card {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 1rem;
  box-shadow: 0 8px 28px var(--shadow-strong);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text);
  z-index: 3;
  animation: float 4s ease-in-out infinite;
  white-space: nowrap;
}

.hero-float-card.top {
  top: 0;
  left: 0;
}

.hero-float-card.bottom {
  bottom: 0;
  right: 0;
  animation-delay: 1.8s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ── Sections ── */
section {
  padding: 3.5rem 0;
  position: relative;
  z-index: 1;
}

.section-panel {
  background:
    url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='p'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23p)' opacity='0.035'/%3E%3C/svg%3E"),
    var(--card);
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: calc(var(--radius) + 4px);
  padding: 2.5rem 2rem;
  box-shadow:
    0 12px 40px var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
}

.section-title {
  font-size: clamp(1.5rem, 3.5vw, 2.1rem);
  font-weight: 900;
  color: var(--primary-deepest);
  margin-bottom: 0.5rem;
  text-align: center;
}

.section-desc {
  color: var(--text-secondary);
  text-align: center;
  max-width: 38rem;
  margin: 0 auto 2rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.paw-divider {
  width: 3.5rem;
  height: 4px;
  margin: 0.75rem auto 2rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0.8;
}

.ui-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary-deep);
}

.ui-icon svg {
  width: 1.05rem;
  height: 1.05rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── Stats band ── */
.stats-band {
  padding: 2rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.stat-item {
  text-align: center;
  padding: 1.25rem 1rem;
  background: rgba(255, 252, 245, 0.7);
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
}

.stat-num {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 900;
  color: var(--primary-dark);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
}

/* ── Feature cards ── */
.features-section {
  max-width: 900px;
  margin-inline: auto;
}

.card-grid-five {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
}

.feature-card {
  background: #fff;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 0.4rem 1rem;
  box-shadow: 0 6px 20px var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px var(--shadow-strong);
}

.feature-icon-wrap {
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon {
  max-width: 68px;
  max-height: 68px;
  object-fit: contain;
}

.feature-card h3 {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--primary-deepest);
  line-height: 1.35;
  min-height: 2.6em;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.feature-card p {
  font-size: 0.72rem;
  color: var(--text-light);
  margin-top: 0.35rem;
  line-height: 1.4;
}

.disclaimer-inline {
  margin-top: 1.75rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-light);
  line-height: 1.65;
}

/* ── Steps ── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  counter-reset: step;
}

.step-card {
  position: relative;
  background: rgba(255, 252, 245, 0.85);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.35rem 1.35rem;
  box-shadow: 0 6px 20px var(--shadow);
  text-align: center;
}

.step-card::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 800;
  box-shadow: 0 3px 10px var(--shadow);
}

.step-icon {
  width: 3.1rem;
  height: 3.1rem;
  margin: 0 auto 0.75rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(200, 160, 126, 0.16) 0%, rgba(168, 124, 82, 0.1) 100%);
  border: 1.5px solid rgba(180, 140, 100, 0.22);
  color: var(--primary-deep);
}

.step-icon svg {
  width: 1.35rem;
  height: 1.35rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.step-card h3 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary-deepest);
  margin-bottom: 0.45rem;
}

.step-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ── Poster gallery ── */
.poster-section {
  padding: 3rem 0 4rem;
}

.poster-carousel-wrap {
  position: relative;
  margin-top: 1.5rem;
}

.poster-carousel {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding: 1rem;
  padding: 1rem 0.5rem 1.5rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--primary) transparent;
}

.poster-carousel::-webkit-scrollbar {
  height: 6px;
}

.poster-carousel::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 999px;
}

.poster-slide {
  flex: 0 0 auto;
  scroll-snap-align: center;
  width: min(220px, 42vw);
}

.poster-frame {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  background: #1a1a1a;
  padding: 8px;
  box-shadow:
    0 16px 48px var(--shadow-strong),
    0 0 0 2px rgba(255, 255, 255, 0.4);
  transition: transform 0.25s;
  cursor: pointer;
}

.poster-frame:hover {
  transform: scale(1.03) translateY(-4px);
}

.poster-frame img {
  width: 100%;
  aspect-ratio: 1284 / 2778;
  object-fit: cover;
  border-radius: 14px;
}

.poster-caption {
  margin-top: 0.65rem;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.poster-hint {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-light);
  margin-top: 0.5rem;
}

/* ── Detection examples ── */
.examples-section {
  padding: 3rem 0 4rem;
}

.examples-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.example-card {
  display: flex;
  flex-direction: column;
  background: rgba(255, 252, 245, 0.92);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 8px 28px var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.example-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 36px var(--shadow-strong);
}

.example-frame {
  cursor: pointer;
  overflow: hidden;
  background: #F5F0E8;
  padding: 0.65rem 0.65rem 0;
  max-height: 320px;
}

.example-frame img {
  width: 100%;
  border-radius: 14px 14px 0 0;
  display: block;
  object-fit: cover;
  object-position: top center;
}

.example-meta {
  padding: 0.9rem 1rem 1.1rem;
  flex: 1;
}

.example-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  margin-bottom: 0.45rem;
  letter-spacing: 0.02em;
}

.example-tag.good {
  background: rgba(106, 175, 74, 0.22);
  color: #2D5018;
  border: 1px solid rgba(94, 154, 66, 0.35);
}

.example-tag.watch {
  background: rgba(232, 168, 90, 0.28);
  color: #7A4E18;
  border: 1px solid rgba(200, 140, 60, 0.35);
}

.example-meta h3 {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--primary-deepest);
  margin-bottom: 0.3rem;
}

.example-meta p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(30, 20, 10, 0.85);
  backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-height: 90vh;
  max-width: min(420px, 90vw);
  border-radius: 20px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* ── About band ── */
.about-band {
  padding: 2rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.about-text h3 {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--primary-deepest);
  margin-bottom: 0.75rem;
}

.about-text p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 0.75rem;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.about-tag {
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(200, 160, 126, 0.18);
  border: 1px solid var(--border);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary-deep);
}

.about-visual {
  display: flex;
  justify-content: center;
}

.about-logo-ring {
  width: min(220px, 60vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--card);
  border: 4px solid rgba(200, 160, 126, 0.4);
  box-shadow: 0 16px 48px var(--shadow-strong);
  display: grid;
  place-items: center;
  padding: 2rem;
}

.about-logo-ring img {
  width: 100%;
  object-fit: contain;
}

/* ── CTA ── */
.cta-section {
  position: relative;
  text-align: center;
  padding: 3.5rem 0;
  overflow: hidden;
}

.cta-panel {
  background: linear-gradient(135deg, rgba(74, 55, 40, 0.92) 0%, rgba(107, 66, 38, 0.95) 100%);
  border-radius: calc(var(--radius) + 6px);
  padding: 3rem 2rem;
  color: #FFFCF5;
  box-shadow: 0 16px 48px rgba(74, 55, 40, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.cta-section h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 900;
  margin-bottom: 0.75rem;
}

.cta-section p {
  opacity: 0.9;
  margin-bottom: 1.75rem;
  max-width: 34rem;
  margin-inline: auto;
  font-size: 0.95rem;
  line-height: 1.65;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}

.cta-panel p a {
  color: var(--primary-deep);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cta-section .btn-primary {
  background: #FFFCF5;
  color: var(--primary-deepest);
}

.cta-section .btn-ghost {
  border-color: rgba(255, 252, 245, 0.5);
  color: #FFFCF5;
}

.app-store-badge-link {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  border-radius: 8px;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.app-store-badge-link:hover {
  transform: translateY(-2px);
  opacity: 0.92;
}

.app-store-badge {
  display: block;
  height: 44px;
  width: auto;
}

.cta-section .app-store-badge {
  height: 48px;
}

/* ── Footer ── */
.site-footer {
  position: relative;
  z-index: 1;
  background: rgba(255, 249, 240, 0.88);
  backdrop-filter: blur(10px);
  border-top: 2px solid rgba(255, 255, 255, 0.6);
  padding: 2rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--primary-deepest);
  margin-bottom: 0.5rem;
}

.footer-brand img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.footer-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  max-width: 24rem;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--primary-dark);
  margin-bottom: 0.65rem;
  text-transform: uppercase;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.4rem;
}

.footer-col a {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-bottom {
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-light);
}

/* ── Legal pages ── */
.legal-page {
  min-height: 100vh;
}

.legal-header {
  padding: 2.5rem 0 1.25rem;
  text-align: center;
}

.legal-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.4rem);
  font-weight: 900;
  color: var(--primary-deepest);
  margin-bottom: 0.5rem;
}

.legal-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.legal-content {
  background: var(--card);
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--radius);
  padding: 1.75rem 2rem;
  box-shadow: 0 8px 32px var(--shadow);
  margin-bottom: 2.5rem;
}

.legal-content h2 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary-deepest);
  margin: 1.5rem 0 0.5rem;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p,
.legal-content li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.legal-content ul,
.legal-content ol {
  padding-left: 1.25rem;
  margin: 0.5rem 0 1rem;
}

.legal-content li {
  margin-bottom: 0.35rem;
}

.support-box {
  background: rgba(247, 240, 228, 0.8);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.support-box strong {
  display: block;
  color: var(--primary-deepest);
  margin-bottom: 0.35rem;
}

.support-box a {
  font-weight: 700;
  font-size: 1.05rem;
}

.update-date {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.fine-print {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-light);
}

/* ── SVG cat illustration (inline) ── */
.cat-svg {
  width: 100%;
  height: auto;
}

/* ── Responsive ── */
@media (prefers-reduced-motion: reduce) {
  .oil-cloud {
    animation: none !important;
  }
}

@media (max-width: 860px) {
  .oil-cloud-4,
  .oil-cloud-6 {
    opacity: 0.5;
  }

  .oil-cloud-7 {
    display: none;
  }

  .hero-grid,
  .stats-grid,
  .steps,
  .about-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2rem;
    padding-bottom: 2.5rem;
  }

  .hero-visual {
    order: -1;
  }

  .hero-deco.cat-left,
  .hero-deco.cat-right {
    display: none;
  }

  .hero-float-card.top {
    left: 0;
    top: 0;
    font-size: 0.7rem;
  }

  .hero-float-card.bottom {
    right: 0;
    bottom: 0;
    font-size: 0.7rem;
  }

  .hero-poster-trio {
    width: min(100%, 100%);
    gap: 0.45rem;
    padding: 1.25rem 0;
  }

  .card-grid-five {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .card-grid-five .feature-card:nth-child(4),
  .card-grid-five .feature-card:nth-child(5) {
    grid-column: span 1;
  }

  .nav-links li:not(.lang-switch) {
    display: none;
  }

  .section-panel {
    padding: 1.75rem 1.25rem;
  }

  .examples-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .legal-content {
    padding: 1.5rem;
  }
}

@media (max-width: 520px) {
  .card-grid-five {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .example-frame {
    max-height: 360px;
  }

  .poster-slide {
    width: min(180px, 55vw);
  }
}