/* =====================================================================
   MakerBox - Creator Monetization Toolkit Landing Page Styles
   Mobile-first, dark luxury glassmorphism design system
   ===================================================================== */

:root {
  --bg: #0b0c13;
  --bg-card: rgba(20, 22, 34, 0.72);
  --bg-card-hover: rgba(30, 33, 50, 0.85);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #f4f5fa;
  --text-muted: #9aa0bc;
  --text-dim: #636b8a;
  --primary: #8b5cf6;
  --primary-2: #6d28d9;
  --accent-emerald: #10b981;
  --accent-gold: #f59e0b;
  --glow-1: rgba(139, 92, 246, 0.28);
  --glow-2: rgba(16, 185, 129, 0.22);
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.55);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;
  --container: 1200px;
  --font-en: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --font-cn: "Noto Sans SC", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-en), var(--font-cn);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
  font-size: 15px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input { font-family: inherit; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; position: relative; }
.text-center { text-align: center; }

/* Ambient glow */
.bg-glow { position: fixed; border-radius: 50%; filter: blur(120px); pointer-events: none; z-index: 0; }
.bg-glow-1 { width: 520px; height: 520px; background: var(--glow-1); top: -120px; left: -140px; }
.bg-glow-2 { width: 440px; height: 440px; background: var(--glow-2); top: 38%; right: -120px; }
.bg-glow-3 { width: 400px; height: 400px; background: var(--glow-1); bottom: -100px; left: 20%; }

/* Typography */
.gradient-text {
  background: linear-gradient(120deg, #c4b5fd 0%, #8b5cf6 35%, #10b981 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-emerald);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
}
.section-desc {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 52px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius-full);
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
  color: #fff;
  box-shadow: 0 8px 28px rgba(139, 92, 246, 0.45);
}
.btn-primary:hover { box-shadow: 0 12px 34px rgba(139, 92, 246, 0.62); filter: brightness(1.06); }
.btn-gold {
  background: linear-gradient(135deg, #fbbf24 0%, var(--accent-gold) 100%);
  color: #1a1203;
  box-shadow: 0 8px 28px rgba(245, 158, 11, 0.4);
}
.btn-gold:hover { filter: brightness(1.05); }
.btn-outline {
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.09); border-color: rgba(255, 255, 255, 0.28); }
.btn-ghost { color: var(--text-muted); padding: 9px 14px; }
.btn-ghost:hover { color: var(--text); }
.btn-lg { padding: 15px 30px; font-size: 15px; }
.btn-sm { padding: 7px 14px; font-size: 12px; }
.btn-block { width: 100%; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  background: rgba(11, 12, 19, 0.78);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 17px; }
.brand-logo { border-radius: 9px; }
.brand-badge {
  font-size: 10px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  color: #042516;
  letter-spacing: .08em;
}
.nav { display: flex; gap: 24px; font-size: 13.5px; color: var(--text-muted); }
.nav a:hover { color: var(--text); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.nav-toggle { display: none; width: 32px; height: 32px; position: relative; }
.nav-toggle span { display: block; height: 2px; background: var(--text); margin: 6px 0; border-radius: 2px; }

/* Hero */
.hero-section { padding: 90px 0 60px; position: relative; z-index: 1; }
.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.35);
  font-size: 12.5px;
  font-weight: 600;
  color: #c4b5fd;
  margin-bottom: 22px;
}
.eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-emerald); box-shadow: 0 0 12px var(--accent-emerald); }
.hero-title {
  font-size: clamp(30px, 4.4vw, 52px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -.02em;
  margin-bottom: 20px;
}
.hero-desc {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 34px;
  max-width: 560px;
}
.hero-cta-group { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
.hero-trust { display: flex; align-items: center; gap: 16px; }
.avatar-stack { display: flex; }
.avatar {
  width: 34px; height: 34px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 12px;
  border: 2px solid var(--bg);
  margin-left: -9px;
}
.avatar:first-child { margin-left: 0; }
.av1 { background: #7c3aed; } .av2 { background: #059669; } .av3 { background: #d97706; } .av4 { background: #dc2626; }
.trust-text { display: flex; flex-direction: column; font-size: 12.5px; color: var(--text-dim); }
.trust-text strong { color: var(--text); font-size: 13.5px; }

.hero-visual .visual-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow: 0 30px 90px rgba(109, 40, 217, 0.35);
  background: var(--bg-card);
}
.hero-visual img { width: 100%; display: block; }
.visual-tag {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  background: rgba(11, 12, 19, 0.88);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-strong);
  font-size: 12px;
  box-shadow: var(--shadow-sm);
}
.tag-1 { top: 16px; left: 16px; }
.tag-2 { bottom: 18px; right: 18px; }
.visual-tag strong { display: block; font-size: 15px; }
.tag-1 strong { color: var(--accent-emerald); }
.tag-2 strong { color: var(--accent-gold); }
.tag-icon { font-size: 18px; }

/* Metrics */
.metrics-strip {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(15, 17, 27, 0.7);
  backdrop-filter: blur(16px);
}
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 28px 0;
  gap: 20px;
}
.metric-item { text-align: center; }
.metric-number {
  display: block;
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 900;
  background: linear-gradient(120deg, #fff 0%, #c4b5fd 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.1;
  margin-bottom: 6px;
}
.metric-label { font-size: 12.5px; color: var(--text-dim); }

/* Pain Points */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-bottom: 40px;
}
.pain-card {
  position: relative;
  padding: 30px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  transition: transform .2s ease, border-color .2s ease;
}
.pain-card:hover { transform: translateY(-3px); border-color: rgba(139, 92, 246, 0.45); }
.pain-icon { font-size: 30px; margin-bottom: 14px; }
.pain-index {
  position: absolute;
  top: 26px;
  right: 28px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--text-dim);
}
.pain-title { font-size: 17.5px; font-weight: 800; line-height: 1.35; margin-bottom: 10px; }
.pain-desc { font-size: 13.5px; color: var(--text-muted); line-height: 1.85; margin-bottom: 16px; }
.pain-quote {
  font-size: 12px;
  color: var(--text-dim);
  border-left: 2px solid var(--primary);
  padding-left: 12px;
  font-style: italic;
}
.pain-bridge { max-width: 900px; margin: 0 auto; }
.bridge-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px 30px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.14) 0%, rgba(16, 185, 129, 0.1) 100%);
  border: 1px solid rgba(139, 92, 246, 0.35);
}
.bridge-badge {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  background: var(--accent-emerald);
  color: #042516;
  white-space: nowrap;
}
.bridge-text { font-size: 14.5px; color: #d6dbf0; line-height: 1.8; }

/* Products */
.product-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 700;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all .16s ease;
}
.tab-btn.active, .tab-btn:hover {
  background: rgba(139, 92, 246, 0.18);
  border-color: rgba(139, 92, 246, 0.6);
  color: var(--text);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  align-items: stretch;
}
.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 26px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}
.product-card.featured {
  border: 1.5px solid rgba(139, 92, 246, 0.7);
  box-shadow: 0 20px 70px rgba(109, 40, 217, 0.35);
  background: linear-gradient(180deg, rgba(32, 24, 60, 0.85) 0%, rgba(20, 22, 34, 0.9) 100%);
}
.card-ribbon {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
  color: #fff;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: .08em;
  padding: 5px 18px;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
  white-space: nowrap;
}
.card-chip {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--accent-emerald);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.card-chip.gold { color: var(--accent-gold); }
.card-thumb { border-radius: var(--radius-md); overflow: hidden; margin-bottom: 18px; }
.card-thumb img { width: 100%; transition: transform .3s ease; }
.product-card:hover .card-thumb img { transform: scale(1.03); }
.price-row { display: flex; align-items: baseline; gap: 10px; margin-bottom: 12px; }
.price { font-size: 34px; font-weight: 900; line-height: 1; }
.price span { font-size: 20px; color: var(--text-muted); font-weight: 600; margin-left: 6px; }
.price small { font-size: 13px; color: var(--text-dim); font-weight: 500; }
.price.free { color: var(--accent-emerald); }
.price.core { color: #c4b5fd; }
.price.vip { color: var(--accent-gold); }
.price-origin { font-size: 13px; color: var(--text-dim); text-decoration: line-through; }
.discount-tag {
  font-size: 11px;
  font-weight: 800;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.16);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.35);
}
.card-title { font-size: 19px; font-weight: 800; line-height: 1.3; margin-bottom: 10px; }
.card-sub { font-size: 13px; color: var(--text-muted); line-height: 1.75; margin-bottom: 18px; }
.feature-list { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; font-size: 13px; }
.feature-list li { position: relative; padding-left: 18px; color: var(--text-muted); line-height: 1.65; }
.feature-list li strong { color: var(--text); }
.feature-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-emerald);
  font-weight: 900;
}
.card-footer { margin-top: auto; display: flex; flex-direction: column; gap: 8px; }
.card-footnote { font-size: 11.5px; color: var(--text-dim); text-align: center; }

.guarantee-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 52px;
  padding: 24px 30px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.guarantee-item { display: flex; gap: 14px; align-items: center; font-size: 12.5px; }
.g-icon { font-size: 26px; }
.guarantee-item strong { display: block; font-size: 14px; color: var(--text); }
.guarantee-item span { color: var(--text-muted); }

/* Calculator */
.calc-section { position: relative; }
.calculator-card {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  padding: 44px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-strong);
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.6);
}
.calc-field { margin-bottom: 30px; }
.field-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.field-header label { font-size: 14px; font-weight: 700; }
.field-value { font-size: 22px; font-weight: 900; color: #c4b5fd; font-family: var(--font-en); }
input[type="range"] {
  width: 100%;
  appearance: none;
  height: 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.12);
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 16px var(--primary);
  cursor: pointer;
  border: 3px solid #fff;
}
input[type="range"]::-moz-range-thumb {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 16px var(--primary);
  cursor: pointer;
  border: 3px solid #fff;
}
.field-hints { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-dim); margin-top: 8px; }
.calc-notes { font-size: 11.5px; color: var(--text-dim); line-height: 1.7; border-top: 1px solid var(--border); padding-top: 20px; }

.calc-results {
  background: rgba(11, 12, 19, 0.7);
  border-radius: var(--radius-md);
  padding: 30px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.result-box {
  padding: 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
}
.result-box.primary {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.22) 0%, rgba(109, 40, 217, 0.14) 100%);
  border-color: rgba(139, 92, 246, 0.5);
  padding: 22px;
}
.result-label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 4px; }
.result-number { font-size: 32px; font-weight: 900; line-height: 1.15; font-family: var(--font-en); }
.result-box.primary .result-number { font-size: 40px; color: #c4b5fd; }
.result-box.primary .result-number span { color: #fff; }
.result-sub { font-size: 11.5px; color: var(--text-muted); display: block; margin-top: 4px; }
.result-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.calc-verdict {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.35);
  font-size: 13px;
  color: #a7f3d0;
  line-height: 1.7;
}

/* Cases */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 30px; }
.case-card {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}
.case-card.featured { border-color: rgba(245, 158, 11, 0.55); box-shadow: 0 16px 50px rgba(245, 158, 11, 0.16); }
.case-star {
  position: absolute;
  top: 14px;
  right: 16px;
  font-size: 11px;
  font-weight: 800;
  color: var(--accent-gold);
}
.case-badge {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--accent-emerald);
  margin-bottom: 12px;
}
.case-title { font-size: 16.5px; font-weight: 800; line-height: 1.35; margin-bottom: 10px; }
.case-desc { font-size: 13px; color: var(--text-muted); line-height: 1.8; margin-bottom: 20px; }
.case-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 14px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.25);
  text-align: center;
  margin-top: auto;
  margin-bottom: 16px;
}
.cm-num { display: block; font-size: 18px; font-weight: 900; color: #fff; font-family: var(--font-en); }
.cm-label { font-size: 10.5px; color: var(--text-dim); }
.case-footer { display: flex; flex-direction: column; gap: 4px; font-size: 11px; }
.case-channel { color: var(--text-dim); }
.case-highlight { color: var(--accent-gold); font-weight: 700; }
.case-takeaway {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.9;
  max-width: 820px;
  margin: 0 auto;
}
.case-takeaway strong { color: var(--text); }

/* Flow */
.flow-visual { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-strong); box-shadow: var(--shadow-lg); margin-bottom: 48px; }
.flow-visual img { width: 100%; display: block; }
.flow-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  margin-bottom: 48px;
}
.flow-step {
  padding: 22px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative;
}
.step-num { font-size: 32px; font-weight: 900; line-height: 1; color: var(--primary); font-family: var(--font-en); margin-bottom: 10px; }
.step-title { font-size: 15px; font-weight: 800; margin-bottom: 8px; }
.step-desc { font-size: 12.5px; color: var(--text-muted); line-height: 1.75; }

.timeline-box {
  padding: 28px 34px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  max-width: 820px;
  margin: 0 auto;
}
.tb-head { font-size: 13.5px; color: var(--text-muted); margin-bottom: 18px; }
.tb-row { display: grid; grid-template-columns: 180px 1fr 140px; align-items: center; gap: 16px; margin-bottom: 12px; font-size: 13px; }
.tb-bar { height: 10px; background: rgba(255, 255, 255, 0.08); border-radius: 5px; overflow: hidden; }
.tb-fill { height: 100%; border-radius: 5px; }
.f1 { width: 90%; background: linear-gradient(90deg, #ec4899, #f59e0b); }
.f2 { width: 55%; background: linear-gradient(90deg, #f59e0b, #10b981); }
.f3 { width: 25%; background: var(--accent-emerald); }
.tb-hrs { color: var(--accent-emerald); font-weight: 800; text-align: right; }

/* Testimonials */
.test-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.test-card {
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}
.test-stars { color: var(--accent-gold); font-size: 14px; margin-bottom: 12px; letter-spacing: 2px; }
.test-text { font-size: 13px; color: var(--text-muted); line-height: 1.85; margin-bottom: 18px; }
.test-user { display: flex; align-items: center; gap: 12px; margin-top: auto; font-size: 12px; }
.test-user strong { display: block; color: var(--text); }
.test-user span { color: var(--text-dim); }
.user-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 14px; flex-shrink: 0;
}
.u1 { background: #7c3aed; } .u2 { background: #059669; } .u3 { background: #d97706; } .u4 { background: #dc2626; }

/* FAQ */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color .16s ease;
}
.faq-item:hover { border-color: var(--border-strong); }
.faq-q {
  list-style: none;
  cursor: pointer;
  padding: 20px 24px;
  font-size: 15.5px;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-icon {
  font-size: 22px;
  color: var(--primary);
  font-weight: 300;
  transition: transform .2s ease;
  line-height: 1;
}
.faq-item[open] .faq-icon { transform: rotate(45deg); }
.faq-a { padding: 0 24px 22px; font-size: 13.5px; color: var(--text-muted); line-height: 1.9; }

/* Final CTA */
.final-cta-section { position: relative; z-index: 1; }
.final-cta-inner {
  text-align: center;
  padding: 68px 36px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.22) 0%, rgba(16, 185, 129, 0.16) 100%);
  border: 1px solid rgba(139, 92, 246, 0.45);
  box-shadow: 0 30px 100px rgba(109, 40, 217, 0.3);
}
.final-badge {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  color: #c4b5fd;
  text-transform: uppercase;
}
.final-title { font-size: clamp(26px, 3.8vw, 44px); font-weight: 900; margin: 16px 0 12px; }
.final-desc { font-size: 15px; color: var(--text-muted); max-width: 600px; margin: 0 auto 34px; line-height: 1.85; }
.final-cta-group { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin-bottom: 30px; }
.final-guarantee { display: flex; justify-content: center; gap: 26px; flex-wrap: wrap; font-size: 12.5px; color: var(--text-dim); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
  position: relative;
  z-index: 1;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}
.footer-tagline { font-size: 13px; color: var(--text-dim); line-height: 1.8; margin-top: 14px; max-width: 360px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; font-size: 12.5px; }
.footer-col strong { color: var(--text); font-size: 13px; margin-bottom: 4px; }
.footer-col a { color: var(--text-dim); }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 11.5px;
  color: var(--text-dim);
  gap: 16px;
  flex-wrap: wrap;
}
.back-to-top {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border);
  font-size: 14px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
}
.back-to-top:hover { border-color: var(--border-strong); color: var(--text); }

/* Floating Bar (mobile high-conversion) */
.floating-bar {
  display: none;
  position: fixed;
  bottom: 10px;
  left: 10px;
  right: 10px;
  z-index: 99;
  background: rgba(14, 16, 26, 0.94);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-full);
  padding: 6px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.7);
  align-items: center;
  gap: 6px;
}
.fb-item {
  flex: 1;
  padding: 10px 8px;
  font-size: 12px;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-align: center;
  white-space: nowrap;
}
.fb-consult { display: flex; align-items: center; justify-content: center; gap: 4px; color: var(--text-muted); }
.fb-icon { font-size: 14px; }
.fb-free { border: 1px solid var(--border-strong); }
.fb-buy { flex: 1.25; }

/* Modals */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal.is-open { display: flex; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.78); backdrop-filter: blur(8px); }
.modal-box {
  position: relative;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  background: rgba(18, 20, 32, 0.96);
  border: 1px solid var(--border-strong);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.85);
  padding: 34px 30px;
  z-index: 1;
}
.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 32px; height: 32px;
  font-size: 24px;
  line-height: 1;
  color: var(--text-dim);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { color: var(--text); }
.modal-kicker {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  color: var(--accent-emerald);
  text-transform: uppercase;
}
.modal-title { font-size: 21px; font-weight: 900; margin: 6px 0 6px; }
.modal-sub { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 22px; }

/* Checkout Modal */
.qr-panel {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 16px;
  align-items: center;
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  margin-bottom: 18px;
}
.qr-placeholder {
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 2px dashed rgba(255, 255, 255, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-dim);
}
.qr-icon { opacity: .7; }
.qr-label { font-size: 10.5px; }
.qr-price { font-size: 17px; font-weight: 900; color: #fff; font-family: var(--font-en); }
.qr-meta { display: flex; flex-direction: column; gap: 8px; font-size: 12px; }
.qr-row { display: flex; justify-content: space-between; gap: 8px; color: var(--text-dim); }
.qr-row strong { color: var(--text); text-align: right; }
.checkout-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}
.cs-step {
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  font-size: 11px;
}
.cs-step strong { display: block; color: var(--accent-emerald); margin-bottom: 2px; }
.cs-step span { color: var(--text-dim); }
.checkout-form, .free-form { display: flex; flex-direction: column; gap: 12px; margin-bottom: 14px; }
.form-input {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-strong);
  color: var(--text);
  font-size: 14px;
  outline: none;
}
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.25); }
.form-hint { font-size: 11px; color: var(--text-dim); line-height: 1.7; }

/* Success Modal */
.success-icon {
  width: 68px; height: 68px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  color: #042516;
  font-size: 36px; font-weight: 900;
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 0 40px rgba(16, 185, 129, 0.5);
}
.key-box {
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border);
  margin: 18px 0;
}
.key-label { display: block; font-size: 11.5px; color: var(--text-dim); margin-bottom: 6px; }
.key-code {
  display: block;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: .12em;
  color: var(--accent-gold);
  font-family: var(--font-en);
  margin-bottom: 10px;
}
.success-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-bottom: 12px; }

/* WeChat Modal */
.wx-panel {
  display: flex;
  gap: 22px;
  align-items: center;
  padding: 22px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  margin-bottom: 16px;
}
.wx-qr-placeholder {
  width: 140px; aspect-ratio: 1; flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 2px dashed rgba(255, 255, 255, 0.25);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; color: var(--text-dim); font-size: 10px; text-align: center; padding: 6px;
}
.wx-info { display: flex; flex-direction: column; gap: 10px; text-align: left; }
.wx-id { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.wx-id strong { font-size: 18px; color: #fff; font-family: var(--font-en); }
.wx-tip { font-size: 11.5px; color: var(--accent-emerald); line-height: 1.6; }

.is-hidden { display: none !important; }

/* Toast */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 300; display: flex; flex-direction: column; gap: 10px; }
.toast {
  padding: 13px 20px;
  border-radius: var(--radius-full);
  background: rgba(18, 20, 32, 0.95);
  border: 1px solid rgba(139, 92, 246, 0.5);
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(14px);
  animation: toastIn .22s ease;
}
@keyframes toastIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

/* =====================================================================
   Responsive Breakpoints
   ===================================================================== */

@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-desc { margin: 0 auto 34px; }
  .hero-cta-group, .hero-trust { justify-content: center; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .products-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .calculator-card { grid-template-columns: 1fr; padding: 30px; }
  .case-grid { grid-template-columns: 1fr; }
  .flow-steps { grid-template-columns: repeat(2, 1fr); }
  .flow-step:last-child { grid-column: 1 / -1; }
  .test-grid { grid-template-columns: repeat(2, 1fr); }
  .guarantee-bar { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  body { font-size: 14.5px; }
  .section { padding: 60px 0; }
  .nav { display: none; }
  .header-actions { display: none; }
  .nav-toggle { display: block; }
  .site-header.is-open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(11, 12, 19, 0.97);
    padding: 20px;
    border-bottom: 1px solid var(--border);
    gap: 16px;
  }
  .hero-section { padding: 50px 0 40px; }
  .visual-tag { font-size: 11px; padding: 8px 12px; }
  .tag-1 { top: 10px; left: 10px; }
  .tag-2 { bottom: 12px; right: 12px; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); padding: 22px 0; }
  .pain-grid { grid-template-columns: 1fr; }
  .pain-card { padding: 24px; }
  .pain-bridge .bridge-inner { flex-direction: column; text-align: center; }
  .products-grid { max-width: 100%; }
  .product-card { padding: 22px; }
  .price { font-size: 28px; }
  .flow-steps { grid-template-columns: 1fr; }
  .flow-step:last-child { grid-column: auto; }
  .test-grid { grid-template-columns: 1fr; }
  .result-grid { grid-template-columns: 1fr; }
  .calc-results { padding: 20px; }
  .tb-row { grid-template-columns: 120px 1fr 90px; font-size: 12px; gap: 10px; }
  .floating-bar { display: flex; }
  body { padding-bottom: 76px; }
  .modal-box { padding: 26px 20px; }
  .qr-panel { grid-template-columns: 1fr; }
  .wx-panel { flex-direction: column; text-align: center; }
  .wx-info { text-align: center; }
  .final-cta-inner { padding: 50px 20px; }
}

@media (max-width: 440px) {
  .hero-cta-group { flex-direction: column; }
  .hero-cta-group .btn { width: 100%; }
  .checkout-steps { grid-template-columns: 1fr; }
  .tb-row { grid-template-columns: 1fr; text-align: left; }
  .tb-hrs { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}
.brand-domain {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--accent-emerald);
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(16,185,129,.12);
  border: 1px solid rgba(16,185,129,.35);
  margin-left: 4px;
}
.official-domain-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--accent-emerald);
  margin-top: 10px;
  font-weight: 600;
  letter-spacing: .02em;
}
.official-domain-link:hover { text-decoration: underline; }
.nav-store-link { color: var(--accent-amber) !important; font-weight: 600; }
.btn-store { background: linear-gradient(135deg, rgba(245,158,11,.18), rgba(16,185,129,.18)); border: 1px solid rgba(245,158,11,.45); color: #fbbf24; }
.btn-store:hover { background: linear-gradient(135deg, rgba(245,158,11,.3), rgba(16,185,129,.3)); color: #fff; transform: translateY(-1px); }
.store-cta-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(245,158,11,.10), rgba(16,185,129,.10));
  border: 1px solid rgba(245,158,11,.35);
  text-align: left;
}
.store-badge { font-size: 11px; font-weight: 700; color: #fbbf24; letter-spacing: .08em; text-transform: uppercase; }
.store-name { font-size: 15px; font-weight: 800; color: #fff; }
.store-hint { font-size: 12px; color: var(--text-dim); line-height: 1.5; }
.store-btn { text-decoration: none; text-align: center; font-size: 14px; }
.store-btn:hover { text-decoration: none; }