.home-page {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text-main);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  min-height: 100vh;
}

.home-page .page {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

.home-page .page::before,
.home-page .page::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  z-index: 0;
}

.home-page .page::before {
  width: 420px;
  height: 420px;
  top: -140px;
  right: -120px;
  animation: float 8s ease-in-out infinite;
}

.home-page .page::after {
  width: 320px;
  height: 320px;
  left: -80px;
  bottom: -80px;
  background: rgba(255, 255, 255, 0.05);
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(22px);
  }
}

.home-page .topbar,
.home-page main,
.home-page footer {
  position: relative;
  z-index: 1;
}

.home-page .topbar {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 20px auto 0;
  padding: 16px 20px;
  position: sticky;
  top: 12px;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-radius: 999px;
  background: var(--glass);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 18px 30px rgba(15, 23, 42, 0.1);
}

.home-page .brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: white;
  min-width: 0;
}

.home-page .brand img {
  width: 46px;
  height: 46px;
  object-fit: contain;
  flex: none;
}

.home-page .brand-copy strong {
  display: block;
  font-size: 1rem;
}

.home-page .brand-copy span {
  display: block;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.78);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.home-page .nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
  color: rgba(255, 255, 255, 0.88);
}

.home-page .nav a:hover {
  color: white;
}

.home-page .nav .cta {
  padding: 12px 18px;
  border-radius: 999px;
  background: white;
  color: var(--primary);
  font-weight: 700;
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.14);
}

.home-page main {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  padding: 28px 0 70px;
}

.home-page .hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 22px;
  align-items: stretch;
  margin-top: 26px;
}

.home-page .hero-card,
.home-page .glass-panel,
.home-page .feature-card,
.home-page .download-card,
.home-page .auth-card,
.home-page .faq-card {
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.home-page .hero-card {
  border-radius: 36px;
  padding: 42px;
  background: rgba(255, 255, 255, 0.12);
  color: white;
}

.home-page .eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 18px;
}

.home-page h1 {
  margin: 0;
  font-size: clamp(1.5rem, 3.2vw, 2.3rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.home-page .hero p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.06rem;
  margin-top: 22px;
  max-width: 680px;
}

.home-page .metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.home-page .metric {
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.home-page .metric strong {
  display: block;
  font-size: 1.14rem;
  margin-bottom: 6px;
}

.home-page .metric span {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.84);
}

.home-page .action-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.home-page .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.home-page .btn-primary {
  background: white;
  color: var(--primary);
  box-shadow: 0 14px 24px rgba(15, 23, 42, 0.14);
}

.home-page .btn-secondary {
  background: rgba(255, 255, 255, 0.14);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.home-page .glass-panel {
  border-radius: 30px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.1);
  display: grid;
  gap: 16px;
  align-content: start;
  color: white;
}

.home-page .glass-block {
  padding: 22px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.home-page .glass-block h3 {
  margin: 0;
  font-size: 1.16rem;
}

.home-page .glass-block p {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.84);
}

.home-page .chip-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.home-page .chip {
  display: inline-flex;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.94);
}

.home-page .section {
  margin-top: 24px;
}

.home-page .section-title {
  color: white;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: 0 0 14px;
}

.home-page .feature-grid,
.home-page .download-grid,
.home-page .faq-grid {
  display: grid;
  gap: 18px;
}

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

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

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

.home-page .feature-card,
.home-page .download-card,
.home-page .faq-card {
  border-radius: var(--radius-xl);
  background: var(--card);
  padding: 26px;
}

.home-page .feature-card .num {
  display: inline-flex;
  width: 50px;
  height: 50px;
  border-radius: 15px;
  background: linear-gradient(135deg, var(--primary-pale) 0%, var(--primary-soft) 100%);
  color: var(--primary-deep);
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-bottom: 18px;
}

.home-page .feature-card h2,
.home-page .download-card h2,
.home-page .auth-card h2,
.home-page .faq-card h2 {
  margin: 0;
  font-size: 1.28rem;
  color: var(--text-main);
}

.home-page .feature-card p,
.home-page .download-card p,
.home-page .faq-card p,
.home-page .auth-card p,
.home-page .download-card li,
.home-page .feature-card li,
.home-page .auth-card li {
  color: var(--text-muted);
}

.home-page .feature-card ul,
.home-page .download-card ul,
.home-page .auth-card ol {
  margin: 16px 0 0;
  padding-left: 18px;
}

.home-page .download-card.featured {
  border: 1px solid rgba(59, 130, 246, 0.26);
  box-shadow: 0 24px 60px rgba(29, 78, 216, 0.16);
}

.home-page .tag-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 14px 0 18px;
}

.home-page .tag {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--primary-pale);
  color: var(--primary-deep);
  font-size: 0.86rem;
  font-weight: 600;
}

.home-page .auth-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(280px, 0.94fr);
  gap: 18px;
}

.home-page .auth-card {
  border-radius: var(--radius-xl);
  background: var(--card);
  padding: 28px;
}

.home-page .auth-card ol {
  margin-top: 18px;
}

.home-page .auth-card li {
  margin: 14px 0;
}

.home-page .auth-card strong {
  color: var(--text-main);
}

.home-page .qr-wrap {
  border-radius: 24px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(18px);
  color: white;
  box-shadow: var(--shadow);
}

.home-page .qr-card {
  background: white;
  border-radius: 24px;
  padding: 18px;
  margin-top: 18px;
}

.home-page .qr-card img {
  width: 100%;
  max-width: 260px;
  margin: 0 auto;
  border-radius: 16px;
}

.home-page footer {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto 34px;
  padding-top: 8px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.94rem;
}

.home-page footer a {
  color: white;
  font-weight: 700;
}

.info-page {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: #0f172a;
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  min-height: 100vh;
  padding: 40px 20px;
}

.info-page .quick-nav {
  max-width: 920px;
  margin: 0 auto 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.info-page .quick-nav a {
  display: inline-flex;
  align-items: center;
  padding: 9px 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: #1d4ed8;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}

.info-page .quick-nav a:hover {
  background: white;
}

.info-page .container {
  max-width: 920px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.94);
  border-radius: 18px;
  box-shadow: 0 22px 50px rgba(15, 23, 42, 0.2);
  padding: 44px;
}

.doc-page h1,
.privacy-page h1 {
  font-size: 32px;
  color: #1d4ed8;
  margin-bottom: 10px;
  text-align: center;
}

.doc-page .subtitle,
.privacy-page .subtitle {
  text-align: center;
  color: #666;
  margin-bottom: 40px;
  font-size: 14px;
}

.doc-page h2 {
  font-size: 20px;
  color: #1e40af;
  margin: 35px 0 15px 0;
  padding-bottom: 8px;
  border-bottom: 2px solid #e5e7eb;
}

.doc-page h3 {
  font-size: 16px;
  color: #3730a3;
  margin: 20px 0 10px 0;
}

.doc-page p {
  margin: 12px 0;
  color: #4b5563;
}

.doc-page ul,
.doc-page ol {
  margin: 12px 0;
  padding-left: 25px;
  color: #4b5563;
}

.doc-page li {
  margin: 8px 0;
}

.doc-page .feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  margin: 20px 0;
}

.doc-page .feature-item {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 15px;
}

.doc-page .feature-item strong {
  color: #1d4ed8;
}

.doc-page .step-box {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  padding: 20px;
  margin: 15px 0;
}

.doc-page .step-box h3 {
  color: #166534;
  margin-top: 0;
}

.doc-page .tip-box {
  background: #fef3c7;
  padding: 15px 20px;
  border-radius: 8px;
  margin: 20px 0;
  border-left: 4px solid #f59e0b;
}

.doc-page .tip-box strong {
  color: #92400e;
}

.doc-page code,
.qa-page code {
  background: #f1f5f9;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: "SF Mono", Monaco, monospace;
  font-size: 14px;
}

.doc-page code {
  color: #7c3aed;
}

.doc-page .settings-table {
  width: 100%;
  border-collapse: collapse;
  margin: 15px 0;
}

.doc-page .settings-table th,
.doc-page .settings-table td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid #e5e7eb;
}

.doc-page .settings-table th {
  background: #f8fafc;
  color: #1e40af;
  font-weight: 600;
}

.doc-page .settings-table td {
  color: #4b5563;
}

.doc-page .app-name,
.privacy-page .app-name {
  font-weight: 600;
  color: #1d4ed8;
}

.doc-page a,
.privacy-page a,
.qa-page a {
  color: #3b82f6;
  text-decoration: none;
}

.doc-page a:hover,
.privacy-page a:hover,
.qa-page a:hover {
  text-decoration: underline;
}

.privacy-page h2 {
  font-size: 20px;
  color: #1e40af;
  margin: 30px 0 15px 0;
  padding-bottom: 8px;
  border-bottom: 2px solid #e5e7eb;
}

.privacy-page p {
  margin: 12px 0;
  color: #4b5563;
}

.privacy-page ul {
  margin: 12px 0;
  padding-left: 25px;
  color: #4b5563;
}

.privacy-page li {
  margin: 8px 0;
}

.privacy-page .highlight {
  background: #fef3c7;
  padding: 15px 20px;
  border-radius: 8px;
  margin: 20px 0;
  border-left: 4px solid #f59e0b;
}

.privacy-page .highlight strong {
  color: #92400e;
}

.qa-page {
  line-height: 1.65;
}

.qa-page h1 {
  font-size: 34px;
  color: #1d4ed8;
  margin-bottom: 8px;
  text-align: center;
}

.qa-page .subtitle {
  text-align: center;
  color: #64748b;
  margin-bottom: 34px;
  font-size: 14px;
}

.qa-page .intro {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  padding: 16px 18px;
  margin-bottom: 26px;
  color: #1e3a8a;
}

.qa-page h2 {
  font-size: 20px;
  color: #1e40af;
  margin: 30px 0 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid #e2e8f0;
}

.qa-page .qa-item {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 16px 18px;
  margin: 12px 0;
}

.qa-page .qa-item h3 {
  font-size: 16px;
  color: #0f172a;
  margin-bottom: 8px;
}

.qa-page .qa-item p,
.qa-page .qa-item li {
  color: #475569;
  font-size: 15px;
}

.qa-page .qa-item ul {
  margin-top: 8px;
  padding-left: 20px;
}

.qa-page .tip {
  margin-top: 26px;
  padding: 14px 16px;
  border-left: 4px solid #f59e0b;
  border-radius: 8px;
  background: #fef3c7;
  color: #78350f;
  font-size: 14px;
}

.info-page .footer {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid #e5e7eb;
  text-align: center;
  color: #94a3b8;
  font-size: 13px;
}

.info-page .footer a {
  color: #1d4ed8;
  text-decoration: none;
  font-weight: 600;
}

.info-page .footer a:hover {
  text-decoration: underline;
}

@media (max-width: 1080px) {
  .home-page .hero,
  .home-page .feature-grid,
  .home-page .download-grid,
  .home-page .auth-layout,
  .home-page .faq-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .home-page .topbar {
    border-radius: 28px;
    padding: 16px;
    display: block;
  }

  .home-page h1 {
    font-size: clamp(1.55rem, 7.4vw, 2.15rem);
  }

  .home-page .nav {
    margin-top: 14px;
    justify-content: flex-start;
  }

  .home-page .hero-card,
  .home-page .glass-panel,
  .home-page .feature-card,
  .home-page .download-card,
  .home-page .auth-card,
  .home-page .faq-card,
  .home-page .qr-wrap {
    border-radius: 24px;
  }

  .home-page .hero-card {
    padding: 28px;
  }

  .home-page .metric-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .qa-page .container {
    padding: 24px;
  }

  .qa-page h1 {
    font-size: 26px;
  }
}

@media (max-width: 600px) {
  .doc-page .container,
  .privacy-page .container {
    padding: 25px;
  }

  .doc-page h1,
  .privacy-page h1 {
    font-size: 24px;
  }

  .doc-page .feature-grid {
    grid-template-columns: 1fr;
  }
}