:root {
  --bg: #120d25;
  --bg-2: #1d1638;
  --panel: rgba(255, 248, 244, 0.96);
  --panel-strong: #fff8f2;
  --text: #1d1830;
  --muted: #6c6481;
  --line: rgba(54, 38, 89, 0.12);
  --accent: #ff6f8f;
  --accent-2: #ff9f57;
  --accent-3: #7f6cff;
  --success: #1fcb8d;
  --shadow: 0 28px 70px rgba(14, 10, 32, 0.22);
  --shadow-soft: 0 18px 34px rgba(22, 16, 44, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --wrap: min(1180px, calc(100% - 32px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 16% 12%, rgba(255, 111, 143, 0.18), transparent 24%),
    radial-gradient(circle at 80% 18%, rgba(127, 108, 255, 0.16), transparent 22%),
    radial-gradient(circle at 50% 100%, rgba(255, 159, 87, 0.12), transparent 24%),
    linear-gradient(180deg, #fdf7f5 0%, #f8eff8 40%, #f6f1ff 100%);
  min-height: 100vh;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  z-index: -1;
}

body::before {
  top: 0;
  right: -12vw;
  width: 38vw;
  height: 38vw;
  background: radial-gradient(circle, rgba(255, 111, 143, 0.12), transparent 68%);
  filter: blur(10px);
}

body::after {
  left: -10vw;
  bottom: -12vw;
  width: 44vw;
  height: 44vw;
  background: radial-gradient(circle, rgba(127, 108, 255, 0.12), transparent 68%);
  filter: blur(10px);
}

a {
  color: inherit;
  text-decoration: none;
}

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

button,
a.button {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: 0;
  top: -48px;
  background: #fff;
  color: #000;
  padding: 10px 16px;
  border-radius: 0 0 12px 0;
  z-index: 1000;
}

.skip-link:focus {
  top: 0;
}

.site-shell {
  position: relative;
  overflow: hidden;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  backdrop-filter: blur(16px);
  background: rgba(255, 250, 248, 0.72);
  border-bottom: 1px solid rgba(48, 28, 72, 0.08);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  box-shadow: var(--shadow-soft);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.08;
}

.brand-text small {
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 8px 20px rgba(30, 16, 54, 0.08);
}

.download-btn,
.ghost-btn,
.accent-btn,
.soft-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.download-btn,
.accent-btn {
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #ff527f 45%, var(--accent-2) 100%);
  box-shadow: 0 16px 30px rgba(255, 111, 143, 0.26);
}

.download-btn:hover,
.accent-btn:hover,
.ghost-btn:hover,
.soft-btn:hover {
  transform: translateY(-1px);
}

.ghost-btn,
.soft-btn {
  color: var(--text);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 26px rgba(24, 14, 42, 0.08);
}

.hero {
  padding: 36px 0 24px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 30px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  color: #7a2140;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 10px 24px rgba(51, 26, 57, 0.08);
  font-weight: 700;
  letter-spacing: 0.03em;
}

.hero h1 {
  margin: 16px 0 16px;
  font-size: clamp(2.25rem, 4.6vw, 4.8rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
}

.hero p {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.95;
  color: var(--muted);
}

.hero-actions,
.section-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.tag {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(57, 36, 91, 0.08);
  color: var(--muted);
  font-weight: 600;
}

.hero-side {
  position: relative;
}

.hero-stage {
  position: relative;
  min-height: 640px;
  border-radius: 36px;
  padding: 22px;
  background:
    linear-gradient(160deg, rgba(18, 13, 37, 0.96), rgba(71, 30, 90, 0.92)),
    radial-gradient(circle at 12% 15%, rgba(255, 111, 143, 0.24), transparent 35%),
    radial-gradient(circle at 80% 14%, rgba(255, 159, 87, 0.2), transparent 28%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-stage::before,
.hero-stage::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.hero-stage::before {
  width: 180px;
  height: 180px;
  top: -60px;
  left: -50px;
}

.hero-stage::after {
  width: 240px;
  height: 240px;
  right: -90px;
  bottom: -90px;
}

.hero-badge {
  position: absolute;
  top: 24px;
  left: 24px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(10px);
}

.hero-badge img {
  width: 28px;
  height: 28px;
  border-radius: 8px;
}

.hero-badge strong {
  font-size: 0.95rem;
}

.hero-card-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 16px;
  height: 100%;
}

.hero-card {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  min-height: 0;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 18px 34px rgba(5, 8, 23, 0.24);
}

.hero-card.big {
  grid-row: span 2;
  display: flex;
  align-items: stretch;
}

.hero-card.big img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-card.small {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-card.small img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 18px;
}

.hero-card.small .mini-copy {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

.info-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.info-card,
.feature-card,
.story-card,
.stat-card,
.step-card,
.faq-card,
.panel-card,
.quote-card,
.guide-box,
.faq-box,
.download-box {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.info-card,
.stat-card {
  padding: 18px;
  border-radius: var(--radius-lg);
}

.info-card .kicker,
.feature-card .kicker,
.stat-card .kicker,
.story-card .kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8b5571;
  font-weight: 800;
}

.info-card h3,
.feature-card h3,
.story-card h3,
.stat-card h3,
.step-card h3,
.faq-card h3,
.panel-card h3,
.quote-card h3 {
  margin: 12px 0 10px;
  font-size: 1.15rem;
  line-height: 1.35;
}

.info-card p,
.feature-card p,
.story-card p,
.stat-card p,
.step-card p,
.faq-card p,
.panel-card p,
.quote-card p,
.guide-box p,
.faq-box p,
.download-box p {
  margin: 0;
  line-height: 1.85;
  color: var(--muted);
}

.section {
  padding: 24px 0 10px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.5rem, 2vw, 2.3rem);
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  max-width: 54ch;
  line-height: 1.8;
  color: var(--muted);
}

.feature-grid,
.story-grid,
.gallery-grid,
.stat-grid,
.support-grid,
.faq-grid,
.two-col-grid {
  display: grid;
  gap: 16px;
}

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

.feature-card {
  padding: 20px;
  border-radius: 26px;
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: "";
  position: absolute;
  right: -14px;
  bottom: -14px;
  width: 100px;
  height: 100px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 111, 143, 0.18), transparent 66%);
}

.feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(255, 111, 143, 0.18), rgba(255, 159, 87, 0.18));
  color: var(--accent);
  font-weight: 900;
  box-shadow: inset 0 0 0 1px rgba(255, 111, 143, 0.12);
}

.story-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.story-card {
  padding: 24px;
  border-radius: 28px;
}

.story-points {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.story-points li {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(55, 38, 83, 0.08);
  line-height: 1.75;
}

.story-points strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
}

.gallery-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gallery-item {
  border-radius: 24px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(52, 38, 88, 0.08);
  box-shadow: var(--shadow-soft);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.gallery-copy {
  padding: 14px 16px 18px;
}

.gallery-copy strong {
  display: block;
  margin-bottom: 6px;
}

.gallery-copy span {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

.stat-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-card {
  padding: 18px;
  border-radius: 24px;
}

.stat-number {
  display: block;
  font-size: 2rem;
  line-height: 1;
  font-weight: 900;
  margin-bottom: 10px;
  background: linear-gradient(135deg, #ff557e 0%, #ff9c55 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.two-col-grid {
  grid-template-columns: 0.92fr 1.08fr;
}

.panel-card {
  padding: 24px;
  border-radius: 28px;
}

.panel-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.panel-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  line-height: 1.75;
}

.panel-list .dot {
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 5px rgba(255, 111, 143, 0.1);
  flex: 0 0 auto;
}

.quote-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.quote-card {
  padding: 22px;
  border-radius: 28px;
  position: relative;
}

.quote-card::before {
  content: "“";
  position: absolute;
  top: 4px;
  right: 16px;
  font-size: 4rem;
  color: rgba(255, 111, 143, 0.16);
  font-family: Georgia, serif;
}

.quote-meta {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.quote-meta strong {
  display: block;
}

.quote-meta span {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 2px;
}

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

.faq-card,
.guide-box,
.faq-box,
.download-box {
  padding: 22px;
  border-radius: 26px;
}

.faq-card button,
.faq-trigger {
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  padding: 0;
  color: var(--text);
  cursor: pointer;
}

.faq-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-card small {
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.faq-card .answer {
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.download-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  background:
    linear-gradient(135deg, rgba(255, 111, 143, 0.14), rgba(255, 159, 87, 0.12)),
    rgba(255, 255, 255, 0.96);
}

.download-box h3 {
  margin: 0 0 8px;
  font-size: 1.4rem;
}

.download-box .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer {
  margin-top: 34px;
  padding: 26px 0 34px;
}

.footer-card {
  padding: 22px;
  border-radius: 28px;
  background: rgba(18, 13, 37, 0.98);
  color: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-brand img {
  width: 54px;
  height: 54px;
  border-radius: 16px;
}

.footer-brand strong {
  font-size: 1.15rem;
}

.footer-brand p {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.66);
  line-height: 1.7;
}

.footer-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.82);
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.footer-note {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.72);
}

.page-hero {
  padding: 28px 0 8px;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: 1fr 0.72fr;
  gap: 16px;
  align-items: stretch;
}

.page-hero-main,
.page-hero-side {
  border-radius: 30px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(56, 36, 89, 0.08);
  box-shadow: var(--shadow-soft);
}

.page-hero-main h1 {
  margin: 14px 0 12px;
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 1.02;
}

.page-hero-main p,
.page-hero-side p {
  margin: 0;
  color: var(--muted);
  line-height: 1.9;
}

.mini-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.mini-gallery img {
  border-radius: 18px;
  width: 100%;
  aspect-ratio: 1 / 1.15;
  object-fit: cover;
  border: 1px solid rgba(53, 37, 88, 0.08);
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.step-card {
  position: relative;
  padding: 20px;
  border-radius: 26px;
}

.step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 24px rgba(255, 111, 143, 0.2);
}

.step-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.check-item {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(52, 36, 87, 0.08);
}

.check-item strong {
  display: block;
  margin-bottom: 8px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(55, 36, 88, 0.08);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.faq-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-weight: 800;
  line-height: 1.5;
}

.faq-trigger span {
  color: var(--accent);
  font-size: 1.3rem;
  flex: 0 0 auto;
  transition: transform 0.2s ease;
}

.faq-item.is-open .faq-trigger span {
  transform: rotate(45deg);
}

.faq-panel {
  padding: 0 20px 20px;
  color: var(--muted);
  line-height: 1.88;
}

.content-block {
  display: grid;
  gap: 16px;
}

.content-block p {
  margin: 0;
  line-height: 1.95;
  color: var(--muted);
}

.inline-link {
  color: #8f3560;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(56, 38, 88, 0.08);
  color: var(--muted);
}

.trust-pill strong {
  color: var(--text);
}

.section-note {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.8;
}

.alt-surface {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.68), rgba(255, 255, 255, 0.92)),
    radial-gradient(circle at 10% 0%, rgba(255, 111, 143, 0.1), transparent 25%);
}

.divider {
  margin: 26px 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(65, 41, 94, 0.16), transparent);
}

.hidden {
  display: none !important;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

@media (max-width: 1100px) {
  .hero-grid,
  .story-grid,
  .two-col-grid,
  .page-hero-grid,
  .footer-top {
    grid-template-columns: 1fr;
  }

  .gallery-grid,
  .quote-grid,
  .stat-grid,
  .feature-grid,
  .step-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-stage {
    min-height: 540px;
  }
}

@media (max-width: 820px) {
  .header-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .hero {
    padding-top: 24px;
  }

  .hero-grid,
  .page-hero-grid {
    gap: 18px;
  }

  .hero-stage {
    min-height: 480px;
    padding: 16px;
  }

  .hero-card-grid {
    gap: 12px;
  }

  .info-strip,
  .feature-grid,
  .story-grid,
  .gallery-grid,
  .stat-grid,
  .quote-grid,
  .faq-preview-grid,
  .support-grid,
  .step-grid,
  .check-grid {
    grid-template-columns: 1fr;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .download-box {
    align-items: flex-start;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .hero-card.small .mini-copy {
    display: none;
  }
}

@media (max-width: 560px) {
  :root {
    --wrap: min(1180px, calc(100% - 22px));
  }

  .site-nav a {
    padding: 9px 12px;
  }

  .download-btn,
  .ghost-btn,
  .accent-btn,
  .soft-btn {
    width: 100%;
  }

  .hero-actions,
  .section-actions,
  .download-box .actions,
  .footer-links {
    width: 100%;
  }

  .hero-actions > *,
  .section-actions > *,
  .download-box .actions > *,
  .footer-links > * {
    flex: 1 1 auto;
  }

  .page-hero-main,
  .page-hero-side,
  .story-card,
  .panel-card,
  .faq-box,
  .guide-box,
  .download-box {
    padding: 18px;
  }

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

  .hero-card.big {
    grid-row: auto;
    min-height: 300px;
  }

  .hero-stage {
    min-height: auto;
  }
}