/* ===== Reset & Base ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(180deg, #0F0F1A 0%, #12121F 30%, #0E0E18 60%, #100F1C 85%, #0A0A14 100%);
  color: #F5F5F0;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }

/* ===== Header ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 72px;
  background: rgba(15, 15, 26, 0.73);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.header-inner {
  max-width: 1320px; margin: 0 auto;
  height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 60px;
}
.logo-group { display: flex; align-items: center; gap: 10px; }
.logo-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, #2B2D5E, #6B4C8A 40%, #C46B8A 70%, #4AADCF);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
}
.logo-icon.sm { width: 28px; height: 28px; border-radius: 8px; }
.logo-text { font-family: 'DM Mono', monospace; font-size: 18px; font-weight: 600; letter-spacing: 2px; color: #fff; }
.nav-links { display: flex; gap: 36px; }
.nav-links a { font-size: 14px; font-weight: 500; color: rgba(255,255,255,0.67); transition: color .2s; }
.nav-links a:hover { color: #fff; }
.header-cta { display: flex; align-items: center; gap: 16px; }
.login-btn { font-size: 14px; font-weight: 500; color: rgba(255,255,255,0.67); transition: color .2s; }
.login-btn:hover { color: #fff; }
.download-btn-sm {
  font-size: 13px; font-weight: 600; color: #fff;
  padding: 8px 20px; border-radius: 8px;
  background: linear-gradient(90deg, #2B2D5E, #3D3F7E);
  border: 1px solid rgba(255,255,255,0.08);
  transition: opacity .2s;
}
.download-btn-sm:hover { opacity: 0.85; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 720px;
  overflow: visible;
}
.hero-glow-1 {
  position: absolute;
  width: 1200px; height: 900px;
  left: 50%; top: -150px;
  transform: translateX(-40%);
  background: radial-gradient(ellipse at center, rgba(196,107,138,0.10) 0%, rgba(196,107,138,0.04) 30%, rgba(196,107,138,0.01) 55%, transparent 75%);
  filter: blur(40px);
  pointer-events: none;
}
.hero-glow-2 {
  position: absolute;
  width: 900px; height: 700px;
  left: 50%; top: 50px;
  transform: translateX(-55%);
  opacity: 0.7;
  background: radial-gradient(ellipse at center, rgba(43,45,94,0.10) 0%, rgba(43,45,94,0.03) 40%, transparent 70%);
  filter: blur(30px);
  pointer-events: none;
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 1440px; margin: 0 auto;
  min-height: 720px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 100px 120px 80px;
  gap: 28px;
}
.hero-title {
  font-size: 52px; font-weight: 700; text-align: center;
  max-width: 900px; line-height: 1.2;
}
.hero-subtitle {
  font-size: 18px; font-weight: 400; text-align: center;
  color: rgba(255,255,255,0.47); line-height: 1.7;
  max-width: 640px;
}
.spacer-8 { height: 8px; }
.cta-row { display: flex; gap: 16px; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 36px; border-radius: 12px;
  background: linear-gradient(to top right, #C46B8A 0%, #6B4C8A 50%, #2B2D5E 100%);
  border: none;
  font-size: 15px; font-weight: 600; color: #fff;
  line-height: 1; white-space: nowrap;
  transition: opacity .2s;
}
.btn-primary svg { flex-shrink: 0; }
.btn-primary:hover { opacity: 0.88; }
.btn-primary.full-width { width: 100%; justify-content: center; }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 36px; border-radius: 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 15px; font-weight: 500; color: rgba(255,255,255,0.73);
  line-height: 1; white-space: nowrap;
  transition: background .2s;
}
.btn-secondary:hover { background: rgba(255,255,255,0.06); }
.trust-line {
  display: flex; align-items: center; gap: 20px;
  font-size: 12px; font-weight: 500; color: rgba(255,255,255,0.2);
}
.trust-highlight { color: rgba(255,255,255,0.27); }
.trust-dot { color: rgba(255,255,255,0.2); }
.hero-glow-bar {
  position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 2px; border-radius: 1px;
  background: linear-gradient(90deg, transparent 5%, rgba(196,107,138,0.35) 25%, rgba(196,107,138,0.6) 50%, rgba(196,107,138,0.35) 75%, transparent 95%);
  pointer-events: none;
}
.hero-glow-blur {
  position: absolute; bottom: -20px; left: 50%; transform: translateX(-50%);
  width: 800px; height: 120px;
  background: radial-gradient(ellipse at center, rgba(196,107,138,0.06) 0%, rgba(196,107,138,0.02) 40%, transparent 70%);
  filter: blur(20px);
  pointer-events: none;
}

/* ===== WeChat Community Card (Hero) ===== */
.wechat-community-card {
  display: flex; align-items: center; gap: 24px;
  padding: 20px 28px;
  border-radius: 16px;
  background: rgba(26, 26, 42, 0.8);
  border: 1px solid rgba(255,255,255,0.09);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.wechat-qr-container {
  width: 96px; height: 96px; flex-shrink: 0;
  border-radius: 12px;
  background: #fff;
  padding: 6px;
}
.wechat-qr-container img {
  width: 100%; height: 100%;
  border-radius: 6px;
  object-fit: contain;
  display: block;
}
.wechat-info { display: flex; flex-direction: column; gap: 10px; }
.wechat-info-title {
  display: flex; align-items: center; gap: 8px;
}
.wechat-info-title svg { color: #C46B8A; flex-shrink: 0; }
.wechat-info-title span { font-size: 15px; font-weight: 600; color: #F5F5F0; }
.wechat-info-desc {
  font-size: 13px; font-weight: 400; color: rgba(255,255,255,0.67);
  line-height: 1.7; max-width: 200px;
}
.wechat-info-hint {
  display: flex; align-items: center; gap: 6px;
}
.wechat-info-hint svg { color: rgba(196,107,138,0.53); flex-shrink: 0; }
.wechat-info-hint span { font-size: 11px; font-weight: 500; color: rgba(196,107,138,0.67); }

/* ===== Community Banner (Download Section) ===== */
.community-banner {
  max-width: 900px; margin: 0 auto;
  display: flex; align-items: center; gap: 32px;
  padding: 28px 44px;
  border-radius: 16px;
  background: rgba(15, 15, 26, 0.33);
  border: 1px solid rgba(255,255,255,0.13);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.community-banner-text { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.community-banner-title {
  display: flex; align-items: center; gap: 10px;
}
.community-banner-title svg { color: #fff; flex-shrink: 0; }
.community-banner-title span { font-size: 17px; font-weight: 600; color: #F5F5F0; }
.community-banner-desc {
  font-size: 13px; font-weight: 400; color: rgba(255,255,255,0.73);
  line-height: 1.6;
}
.community-banner-qr {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  flex-shrink: 0;
}
.community-banner-qr-box {
  width: 100px; height: 100px;
  border-radius: 12px;
  background: #fff;
  padding: 6px;
}
.community-banner-qr-box img {
  width: 100%; height: 100%;
  border-radius: 6px;
  object-fit: contain;
  display: block;
}
.community-banner-qr-label {
  font-size: 11px; font-weight: 500; color: rgba(255,255,255,0.53);
}

/* ===== Shared Section Styles ===== */
.section { padding: 80px 120px; max-width: 1440px; margin: 0 auto; }
.section-header { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-bottom: 48px; }
.section-label { font-size: 13px; font-weight: 600; letter-spacing: 1px; }
.section-label.pink { color: #C46B8A; }
.section-header h2 { font-size: 36px; font-weight: 700; text-align: center; }
.section-desc { font-size: 15px; font-weight: 400; color: rgba(255,255,255,0.33); text-align: center; max-width: 520px; }

/* ===== Badge ===== */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 16px; border-radius: 20px;
}
.badge-pink { background: rgba(196,107,138,0.07); border: 1px solid rgba(196,107,138,0.2); color: #C46B8A; font-size: 12px; font-weight: 500; }
.badge-cyan { background: rgba(74,173,207,0.09); border: 1px solid rgba(74,173,207,0.2); color: #4AADCF; font-size: 12px; font-weight: 500; }

/* ===== Comparison Table ===== */
.comparison-table {
  max-width: 900px; margin: 0 auto;
  border-radius: 16px;
  background: rgba(255,255,255,0.024);
  border: 1px solid rgba(255,255,255,0.047);
  overflow: hidden;
}
.table-header, .table-row {
  display: flex; align-items: center;
  padding: 14px 32px;
}
.table-header { background: rgba(255,255,255,0.03); padding: 16px 32px; }
.table-divider { height: 1px; background: rgba(255,255,255,0.04); }
.col-label { width: 220px; font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.53); }
.col-normal { width: 280px; font-size: 13px; color: rgba(255,255,255,0.33); }
.col-normal.dim { color: rgba(255,255,255,0.27); }
.col-voya { width: 300px; display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 500; color: #F5F5F0; }
.table-header .col-label { color: transparent; }
.table-header .col-normal { font-weight: 600; color: rgba(255,255,255,0.33); }
.table-header .col-voya { font-weight: 600; color: #C46B8A; }

/* ===== Feature Grid ===== */
.feature-grid { max-width: 1000px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.feature-row { display: flex; gap: 16px; }
.feature-card {
  flex: 1;
  padding: 24px 28px;
  border-radius: 16px;
  background: rgba(255,255,255,0.024);
  border: 1px solid rgba(255,255,255,0.047);
  display: flex; flex-direction: column; gap: 12px;
  height: 220px;
}
.icon-box {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(43,45,94,0.27);
  display: flex; align-items: center; justify-content: center;
}
.feature-card h3 { font-size: 16px; font-weight: 600; }
.feature-card p { font-size: 13px; color: rgba(255,255,255,0.33); line-height: 1.6; flex: 1; }
.feature-tag {
  display: inline-block; width: fit-content;
  padding: 4px 10px; border-radius: 6px;
  background: rgba(43,45,94,0.2);
  font-size: 11px; font-weight: 500; color: #4AADCF;
}

/* ===== Screenshot Section ===== */
.screenshot-section {
  background: linear-gradient(160deg, #D4789A, #C46B8A 35%, #A85878 70%, #8B4565);
  max-width: 100%; padding: 80px;
}
.screenshot-section .section-header { margin-bottom: 40px; }
.ss-title { font-size: 40px; font-weight: 800; letter-spacing: -0.5px; color: #fff; text-align: center; }
.ss-subtitle { font-size: 15px; font-weight: 500; color: rgba(255,255,255,0.6); letter-spacing: 0.5px; text-align: center; }
.screenshot-frame {
  max-width: 1100px; margin: 0 auto;
  border-radius: 16px;
  background: #161622;
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  box-shadow: 0 24px 80px 4px rgba(0,0,0,0.33), 0 8px 24px rgba(0,0,0,0.27);
}
.window-bar {
  display: flex; align-items: center; gap: 8px;
  height: 36px; padding: 0 16px;
  background: #0D0D12;
}
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot.red { background: #FF5F57; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #28C840; }
.screenshot-content {
  display: flex;
  height: 652px;
  background: #1E1E2E;
}
.sidebar-mock {
  width: 240px; flex-shrink: 0;
  background: #161622;
  padding: 20px 16px;
  display: flex; flex-direction: column; gap: 16px;
}
.sidebar-brand { display: flex; align-items: center; gap: 8px; }
.sidebar-logo {
  width: 28px; height: 28px; border-radius: 8px;
  background: #2b2d53;
  display: flex; align-items: center; justify-content: center;
  font-family: 'DM Mono', monospace; font-size: 12px; font-weight: 700; color: #fff;
}
.sidebar-name { font-family: 'DM Mono', monospace; font-size: 14px; font-weight: 600; color: #fff; letter-spacing: 2px; }
.sidebar-search {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; border-radius: 8px;
  background: #1C1C2E;
  color: #666; font-size: 12px;
}
.sidebar-sessions { display: flex; flex-direction: column; gap: 4px; }
.session-item {
  padding: 10px 12px; border-radius: 8px;
  display: flex; flex-direction: column; gap: 3px;
}
.session-item.active { background: rgba(196,107,138,0.08); }
.session-title { font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.8); }
.session-time { font-size: 11px; color: rgba(255,255,255,0.3); }
.sidebar-border { width: 1px; background: #252538; flex-shrink: 0; }
.main-area { flex: 1; display: flex; flex-direction: column; background: #1E1E2E; }
.main-center {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
}
.main-center h3 { font-size: 18px; font-weight: 600; color: #fff; text-align: center; }
.main-center p { font-size: 12px; color: #666; text-align: center; }
.cards-row { display: flex; justify-content: center; gap: 8px; }
.quick-card {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  font-size: 12px; color: rgba(255,255,255,0.5);
}
.input-area { padding: 16px 24px 20px; }
.input-box {
  padding: 12px 16px; border-radius: 10px;
  background: #141420;
  border: 1px solid #2a2a3d;
  font-size: 13px; color: #555;
}

/* ===== How It Works ===== */
.steps-row { max-width: 900px; margin: 0 auto; display: flex; gap: 24px; }
.step-card {
  flex: 1; padding: 32px 28px; border-radius: 16px;
  background: rgba(255,255,255,0.024);
  border: 1px solid rgba(255,255,255,0.047);
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  text-align: center;
}
.step-number {
  width: 48px; height: 48px; border-radius: 24px;
  background: linear-gradient(135deg, #2B2D5E, #C46B8A);
  display: flex; align-items: center; justify-content: center;
  font-family: 'DM Mono', monospace; font-size: 18px; font-weight: 600; color: #fff;
}
.step-icon { color: rgba(255,255,255,0.33); }
.step-card h3 { font-size: 17px; font-weight: 600; }
.step-card p { font-size: 13px; color: rgba(255,255,255,0.33); line-height: 1.6; }

/* ===== Pricing ===== */
.pricing {
  position: relative; min-height: 750px;
  display: flex; flex-direction: column; align-items: center;
  padding-top: 80px; padding-bottom: 80px;
}
.pricing-bg {
  position: absolute; inset: 0; pointer-events: none; overflow: hidden;
}
.pricing-glow-1 {
  position: absolute; width: 900px; height: 500px;
  top: 50px; left: 50%; transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(196,107,138,0.08) 0%, transparent 70%);
}
.pricing-glow-2 {
  position: absolute; width: 600px; height: 400px;
  top: 200px; left: 50%; transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(43,45,94,0.12) 0%, transparent 70%);
}
.pricing .section-header { position: relative; z-index: 1; }
.pricing-card {
  position: relative; z-index: 1;
  max-width: 560px; width: 100%;
  padding: 40px 48px; border-radius: 20px;
  background: rgba(196,107,138,0.03);
  border: 1px solid rgba(196,107,138,0.2);
  display: flex; flex-direction: column; align-items: center; gap: 24px;
}
.price-row { display: flex; align-items: flex-end; gap: 4px; }
.price-amount { font-family: 'DM Mono', monospace; font-size: 48px; font-weight: 600; }
.price-period { font-size: 16px; color: rgba(255,255,255,0.27); padding-bottom: 8px; }
.feature-list {
  list-style: none; width: 100%;
  display: flex; flex-direction: column; gap: 12px;
}
.feature-list li {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; color: rgba(255,255,255,0.73);
}
.pricing-note {
  position: relative; z-index: 1;
  margin-top: 24px;
  font-size: 12px; color: rgba(255,255,255,0.2); text-align: center;
}

/* ===== Download Section ===== */
.download-section {
  background: linear-gradient(to top right, #C46B8A 0%, #8B4870 30%, #3D3068 60%, #2B2D5E 100%);
  width: 100%; max-width: 100%; padding: 80px 120px;
  display: flex; flex-direction: column; align-items: center; gap: 48px;
}
.download-grid {
  width: 100%; max-width: 900px; margin: 0 auto;
  display: flex; gap: 20px;
}
.download-card {
  flex: 1; padding: 28px 24px; border-radius: 16px;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  text-align: center;
}
.download-card.active {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(196,107,138,0.27);
}
.download-card.disabled {
  background: rgba(255,255,255,0.016);
  border: 1px solid rgba(255,255,255,0.047);
  opacity: 0.5;
}
.dl-icon { color: #F5F5F0; }
.download-card.disabled .dl-icon { color: rgba(255,255,255,0.33); }
.download-card h3 { font-size: 18px; font-weight: 600; }
.download-card.disabled h3 { color: rgba(255,255,255,0.4); }
.dl-arch { font-size: 12px; color: rgba(255,255,255,0.33); }
.dl-format { font-family: 'DM Mono', monospace; font-size: 12px; font-weight: 500; color: rgba(255,255,255,0.27); }
.dl-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 24px; border-radius: 10px;
  background: linear-gradient(135deg, #1E1F45, #2B2D5E 40%, #3D3F7A);
  border: 1px solid rgba(255,255,255,0.13);
  font-size: 13px; font-weight: 600; color: #fff;
  transition: opacity .2s;
}
.dl-btn:hover { opacity: 0.85; }
.coming-soon {
  padding: 4px 12px; border-radius: 8px;
  background: rgba(255,255,255,0.04);
  font-size: 11px; font-weight: 500; color: rgba(255,255,255,0.27);
}

/* ===== Footer ===== */
.footer {
  max-width: 1440px; margin: 0 auto;
  padding: 48px 120px 32px;
  display: flex; flex-direction: column; gap: 40px;
}
.footer-top { display: flex; justify-content: space-between; }
.footer-brand { width: 300px; display: flex; flex-direction: column; gap: 12px; }
.footer-logo-row { display: flex; align-items: center; gap: 10px; }
.footer-logo-text { font-family: 'DM Mono', monospace; font-size: 16px; font-weight: 600; color: #fff; letter-spacing: 2px; }
.footer-tagline { font-size: 13px; color: rgba(255,255,255,0.27); line-height: 1.6; }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links h4 { font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.4); letter-spacing: 1px; text-transform: uppercase; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,0.27); transition: color .2s; }
.footer-links a:hover { color: rgba(255,255,255,0.5); }
.footer-divider { height: 1px; background: rgba(255,255,255,0.04); }
.footer-bottom {
  display: flex; justify-content: space-between;
  font-size: 12px; color: rgba(255,255,255,0.2);
}
.footer-link-soon { font-size: 13px; color: rgba(255,255,255,0.15); cursor: default; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .header-inner { padding: 0 24px; }
  .section { padding: 60px 24px; }
  .hero-content { padding: 80px 24px 60px; }
  .hero-title { font-size: 36px; }
  .hero-subtitle { font-size: 16px; }
  .feature-row { flex-direction: column; }
  .feature-card { height: auto; }
  .steps-row { flex-direction: column; }
  .download-grid { flex-direction: row; }
  .screenshot-section { padding: 60px 24px; }
  .download-section { padding: 60px 24px; }
  .footer { padding: 48px 24px 32px; }
  .footer-top { flex-wrap: wrap; gap: 32px; }
  .comparison-table { overflow-x: auto; }
  .community-banner { flex-direction: column; text-align: center; padding: 24px; }
  .community-banner-title { justify-content: center; }
  .community-banner-desc { text-align: center; }
  .wechat-community-card { flex-direction: column; text-align: center; }
  .wechat-info { align-items: center; }
  .wechat-info-title { justify-content: center; }
  .wechat-info-desc { text-align: center; max-width: none; }
  .wechat-info-hint { justify-content: center; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero { min-height: 600px; }
  .download-grid { flex-direction: column; max-width: 320px; }
  .hero-title { font-size: 28px; }
  .cta-row { flex-direction: column; align-items: center; }
  .trust-line { flex-wrap: wrap; justify-content: center; gap: 10px; }
  .section-header h2 { font-size: 28px; }
  .screenshot-content { flex-direction: column; height: auto; }
  .sidebar-mock { width: 100%; }
  .sidebar-border { width: 100%; height: 1px; }
  .main-center { padding: 32px 16px; }
  .input-area { padding: 16px; }
  .pricing-card { padding: 32px 24px; }
  .footer-brand { width: 100%; }
  .wechat-qr-container { width: 80px; height: 80px; }
  .community-banner-qr-box { width: 80px; height: 80px; }
}