/* ==== GEO Platform · Design Tokens ==== */
:root {
  --bg-0: #07090F;
  --bg-1: #0A0E1A;
  --bg-2: #11172B;
  --bg-3: #161D36;
  --bg-card: rgba(22, 29, 54, 0.55);
  --bg-card-strong: rgba(22, 29, 54, 0.85);
  --border: rgba(148, 163, 230, 0.12);
  --border-strong: rgba(148, 163, 230, 0.22);
  --text-1: #F2F4FA;
  --text-2: #B5BBD0;
  --text-3: #7A8199;
  --text-4: #4B5066;
  --blue: #3B82F6;
  --blue-soft: rgba(59, 130, 246, 0.16);
  --purple: #A78BFA;
  --purple-soft: rgba(167, 139, 250, 0.16);
  --green: #34D399;
  --orange: #F59E0B;
  --red: #F87171;
  --grade-s: #34D399;
  --grade-a: #60A5FA;
  --grade-b: #FBBF24;
  --grade-c: #FB923C;
  --grade-d: #F87171;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-soft: 0 1px 0 rgba(255,255,255,0.04) inset, 0 20px 60px -20px rgba(0,0,0,0.6);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-0);
  color: var(--text-1);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'cv11', 'ss01';
  letter-spacing: -0.005em;
}
button { font-family: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

.serif { font-family: 'Noto Serif SC', 'Songti SC', serif; font-weight: 700; letter-spacing: -0.02em; }
.mono { font-family: 'JetBrains Mono', 'SF Mono', monospace; }

/* ===== Page Shell ===== */
.page {
  min-height: 100vh;
  background:
    radial-gradient(ellipse 1200px 600px at 50% -10%, rgba(59,130,246,0.16), transparent 60%),
    radial-gradient(ellipse 800px 400px at 90% 5%, rgba(167,139,250,0.12), transparent 60%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  position: relative;
  overflow-x: hidden;
}
.page::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 230, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 230, 0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 1200px 800px at 50% 10%, black, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 32px; position: relative; z-index: 1; }

/* ===== Nav ===== */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7, 9, 15, 0.7);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; gap: 32px;
  height: 64px;
  max-width: 1280px; margin: 0 auto; padding: 0 32px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'><path d='M16 2 L26 9 L26 23 L16 30 L6 23 L6 9 Z' fill='none' stroke='white' stroke-width='2'/><path d='M16 2 L16 30 M6 9 L26 23 M6 23 L26 9' stroke='white' stroke-width='1'/></svg>") center/contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'><path d='M16 2 L26 9 L26 23 L16 30 L6 23 L6 9 Z' fill='none' stroke='white' stroke-width='2'/><path d='M16 2 L16 30 M6 9 L26 23 M6 23 L26 9' stroke='white' stroke-width='1'/></svg>") center/contain no-repeat;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-title { font-weight: 700; font-size: 15px; letter-spacing: 0.02em; }
.brand-sub { font-size: 10px; color: var(--text-3); letter-spacing: 0.18em; font-family: 'JetBrains Mono', monospace; }
.nav-links { display: flex; gap: 4px; flex: 1; }
.nav-link {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--text-2);
  display: flex; align-items: center; gap: 6px;
  background: none; border: 0;
  transition: 0.15s;
}
.nav-link:hover { color: var(--text-1); background: rgba(255,255,255,0.04); }
.nav-link.active { color: var(--text-1); background: rgba(59,130,246,0.12); }
.nav-actions { display: flex; gap: 8px; align-items: center; }

/* ===== Nav 下拉(学习 GEO)===== */
.nav-dd { position: relative; }
.nav-caret { font-size: 9px; opacity: 0.7; margin-left: 1px; }
.nav-dd-menu {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 240px; padding: 6px;
  background: rgba(13, 17, 28, 0.97);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border); border-radius: 14px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  display: flex; flex-direction: column; gap: 2px;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
  z-index: 60;
}
.nav-dd-menu.open { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dd-item {
  display: flex; flex-direction: column; gap: 2px; align-items: flex-start;
  padding: 9px 12px; border-radius: 9px; text-align: left;
  background: none; border: 0; cursor: pointer; width: 100%;
  transition: background 0.14s;
}
.nav-dd-item:hover { background: rgba(59, 130, 246, 0.12); }
.nav-dd-t { font-size: 14px; color: var(--text-1); font-weight: 500; }
.nav-dd-sub { font-size: 11.5px; color: var(--text-3); }
/* 汉堡按钮:桌面隐藏,移动端显示 */
.nav-burger { display: none; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px; font-weight: 500;
  border: 1px solid transparent;
  transition: 0.18s;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, #4F8DF7, #3B82F6);
  color: white;
  box-shadow: 0 8px 24px -8px rgba(59,130,246,0.7), 0 1px 0 rgba(255,255,255,0.2) inset;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -10px rgba(59,130,246,0.85), 0 1px 0 rgba(255,255,255,0.25) inset; }
.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text-1);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); border-color: rgba(148,163,230,0.35); }
.btn-link { background: none; color: var(--text-2); padding: 10px 12px; }
.btn-link:hover { color: var(--text-1); }
.btn-lg { padding: 14px 24px; font-size: 15px; border-radius: 10px; }
.btn-xl { padding: 16px 28px; font-size: 16px; border-radius: 12px; }

/* ===== Hero ===== */
.hero {
  padding: 80px 0 60px;
  position: relative;
}
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 1fr;
  gap: 64px; align-items: center;
}
.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 12px; color: var(--text-2);
  background: rgba(59,130,246,0.06);
  margin-bottom: 24px;
}
.kicker-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }
.hero h1 {
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.08;
  margin: 0 0 24px;
  font-weight: 800;
  letter-spacing: -0.025em;
}
.hero h1 .accent {
  background: linear-gradient(135deg, #60A5FA 0%, #A78BFA 60%, #F472B6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero h1 .quiet { color: var(--text-3); font-weight: 700; }
.hero p.lede {
  font-size: 18px; line-height: 1.65;
  color: var(--text-2);
  max-width: 540px;
  margin: 0 0 36px;
}
.hero-ctas { display: flex; gap: 12px; align-items: center; margin-bottom: 40px; }
.hero-meta {
  display: flex; gap: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.hero-meta-item .num { font-family: 'JetBrains Mono', monospace; font-size: 22px; font-weight: 700; color: var(--text-1); }
.hero-meta-item .lbl { font-size: 12px; color: var(--text-3); margin-top: 2px; }

/* ===== Hero Demo Card (Radar + Stats) ===== */
.hero-card {
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(22,29,54,0.9) 0%, rgba(10,14,26,0.95) 100%);
  border: 1px solid var(--border-strong);
  padding: 24px;
  box-shadow: var(--shadow-soft);
}
.hero-card::before {
  content: '';
  position: absolute; inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(59,130,246,0.5), rgba(167,139,250,0.3), transparent 50%);
  z-index: -1;
  filter: blur(12px);
  opacity: 0.4;
}
.hero-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.hero-card-title { font-size: 13px; color: var(--text-3); letter-spacing: 0.08em; text-transform: uppercase; font-family: 'JetBrains Mono', monospace; }
.live-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.3);
  color: var(--green);
  font-family: 'JetBrains Mono', monospace;
}
.live-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; box-shadow: 0 0 0 0 rgba(52,211,153,0.6); } 50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(52,211,153,0); } }

.score-row { display: flex; align-items: center; gap: 20px; margin-bottom: 8px; }
.score-big {
  font-family: 'JetBrains Mono', monospace;
  font-size: 68px; font-weight: 700;
  line-height: 1;
  color: var(--orange);
}
.score-suffix { display: flex; flex-direction: column; gap: 6px; }
.grade-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px; font-weight: 600;
  background: rgba(245,158,11,0.12);
  color: var(--orange);
  border: 1px solid rgba(245,158,11,0.3);
  width: fit-content;
}
.score-delta { font-size: 12px; color: var(--text-3); }
.score-delta .up { color: var(--green); }

.radar-wrap { display: flex; justify-content: center; padding: 12px 0 4px; }

.dim-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; margin-top: 12px; }
.dim-row { display: flex; justify-content: space-between; align-items: center; font-size: 12px; padding: 6px 8px; border-radius: 6px; }
.dim-row:hover { background: rgba(255,255,255,0.03); }
.dim-name { color: var(--text-2); }
.dim-bar { flex: 1; height: 4px; margin: 0 10px; background: rgba(255,255,255,0.05); border-radius: 999px; overflow: hidden; }
.dim-bar > div { height: 100%; background: linear-gradient(90deg, var(--blue), var(--purple)); border-radius: 999px; }
.dim-val { font-family: 'JetBrains Mono', monospace; color: var(--text-1); width: 28px; text-align: right; font-size: 11px; }

/* ===== Logos strip ===== */
.logos-strip {
  margin-top: 64px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.logos-label {
  text-align: center;
  font-size: 12px; color: var(--text-3);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 16px;
  font-family: 'JetBrains Mono', monospace;
}
.logos-row {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 32px;
  opacity: 0.7;
}
.logo-chip {
  display: flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--text-2);
  font-weight: 500;
}
.logo-dot { width: 18px; height: 18px; border-radius: 4px; background: rgba(148,163,230,0.2); display: inline-flex; align-items: center; justify-content: center; font-size: 10px; }

/* ===== Section ===== */
.section { padding: 100px 0; position: relative; }
.section-head { text-align: center; margin-bottom: 56px; }
.section-eyebrow {
  display: inline-block;
  font-size: 12px;
  color: var(--blue);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 12px;
  font-family: 'JetBrains Mono', monospace;
}
.section-title {
  font-size: clamp(32px, 3.5vw, 44px);
  line-height: 1.15;
  margin: 0 0 16px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.section-sub {
  font-size: 17px;
  color: var(--text-2);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ===== Pillar Cards ===== */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pillar {
  position: relative;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: 0.25s;
}
.pillar:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.pillar-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px; color: var(--text-3);
  letter-spacing: 0.1em;
}
.pillar-icon {
  width: 44px; height: 44px;
  margin: 16px 0 18px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue-soft), var(--purple-soft));
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue);
}
.pillar h3 { font-size: 22px; margin: 0 0 12px; font-weight: 700; letter-spacing: -0.01em; }
.pillar p { font-size: 14px; line-height: 1.65; color: var(--text-2); margin: 0; }
.pillar-viz { margin-top: 24px; height: 80px; border-radius: 10px; background: rgba(7,9,15,0.5); border: 1px dashed var(--border); display: flex; align-items: center; justify-content: center; }

/* ===== 9-dim section ===== */
.geo-index {
  display: grid; grid-template-columns: 1.05fr 1fr;
  gap: 56px; align-items: center;
}
.dim-card-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}
.dim-card {
  padding: 14px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: 0.18s;
}
.dim-card:hover { border-color: var(--blue); background: rgba(59,130,246,0.06); }
.dim-card.highlighted { border-color: var(--blue); background: rgba(59,130,246,0.1); }
.dim-card-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 6px; }
.dim-card-name { font-size: 13px; font-weight: 600; color: var(--text-1); }
.dim-card-weight { font-size: 10px; color: var(--text-3); font-family: 'JetBrains Mono', monospace; }
.dim-card-desc { font-size: 11px; color: var(--text-3); line-height: 1.5; }

.grade-scale { display: flex; gap: 6px; margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--border); }
.grade-pill {
  flex: 1; padding: 10px 0;
  border-radius: 8px;
  border: 1px solid var(--border);
  text-align: center;
}
.grade-pill .letter { font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: 16px; }
.grade-pill .range { font-size: 10px; color: var(--text-3); font-family: 'JetBrains Mono', monospace; margin-top: 2px; }

/* ===== Features grid (9 modules) ===== */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: 0.2s;
  cursor: pointer;
}
.feature:hover { border-color: var(--border-strong); background: var(--bg-card-strong); }
.feature-num {
  position: absolute; top: 16px; right: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; color: var(--text-4);
}
.feature-icon-box {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(59,130,246,0.1);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue);
  margin-bottom: 16px;
}
.feature h4 { font-size: 17px; font-weight: 600; margin: 0 0 8px; letter-spacing: -0.01em; }
.feature-desc { font-size: 13px; color: var(--text-2); line-height: 1.6; margin: 0 0 16px; }
.feature-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(148,163,230,0.06);
  color: var(--text-3);
  font-family: 'JetBrains Mono', monospace;
  border: 1px solid var(--border);
}
.tag.tag-blue { background: rgba(59,130,246,0.1); color: #93C5FD; border-color: rgba(59,130,246,0.3); }
.tag.tag-purple { background: rgba(167,139,250,0.1); color: #C4B5FD; border-color: rgba(167,139,250,0.3); }

/* ===== Workflow ===== */
.workflow {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative;
}
.wf-step { position: relative; padding: 16px 12px; text-align: center; }
.wf-step-num {
  width: 32px; height: 32px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  display: flex; align-items: center; justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px; font-weight: 700;
  color: white;
  box-shadow: 0 0 0 4px rgba(59,130,246,0.1);
}
.wf-step h5 { font-size: 14px; margin: 0 0 6px; font-weight: 600; }
.wf-step p { font-size: 11px; color: var(--text-3); margin: 0; line-height: 1.4; }
.wf-arrow {
  position: absolute;
  top: 32px;
  right: -20px;
  width: 40px;
  color: var(--text-4);
  font-size: 16px;
  text-align: center;
}
.wf-loop {
  text-align: center;
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-3);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.1em;
}

/* ===== Moat ===== */
.moats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.moat {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.moat-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--purple);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.moat h4 { font-size: 18px; margin: 0 0 10px; font-weight: 700; }
.moat p { font-size: 13px; color: var(--text-2); line-height: 1.6; margin: 0; }

/* ===== Pricing ===== */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: stretch; }
.plan {
  padding: 28px 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: relative;
}
.plan.featured {
  border: 1px solid rgba(59,130,246,0.5);
  background: linear-gradient(180deg, rgba(59,130,246,0.08), rgba(167,139,250,0.04));
  box-shadow: 0 24px 60px -20px rgba(59,130,246,0.3);
}
.plan-tag {
  position: absolute;
  top: -12px; left: 24px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px; font-weight: 600;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white;
  letter-spacing: 0.05em;
}
.plan-name { font-size: 14px; font-weight: 600; color: var(--text-2); margin-bottom: 4px; letter-spacing: 0.05em; }
.plan-price { display: flex; align-items: baseline; gap: 4px; margin: 12px 0 16px; }
.plan-price .amount { font-family: 'JetBrains Mono', monospace; font-size: 36px; font-weight: 700; }
.plan-price .period { font-size: 13px; color: var(--text-3); }
.plan-desc { font-size: 13px; color: var(--text-3); margin: 0 0 20px; line-height: 1.5; min-height: 39px; }
.plan-features { list-style: none; padding: 0; margin: 0 0 24px; flex: 1; }
.plan-features li {
  display: flex; gap: 8px; align-items: flex-start;
  font-size: 13px; color: var(--text-2);
  padding: 6px 0;
}
.plan-features svg { flex-shrink: 0; margin-top: 2px; color: var(--green); }

/* ===== Industry / Use Cases ===== */
.industries { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.industry {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: 0.2s;
}
.industry:hover { border-color: var(--border-strong); }
.industry-tag {
  display: inline-block;
  font-size: 11px; color: var(--blue);
  letter-spacing: 0.1em;
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 10px;
}
.industry h4 { font-size: 17px; margin: 0 0 10px; font-weight: 700; }
.industry p { font-size: 13px; color: var(--text-2); line-height: 1.6; margin: 0 0 16px; }
.industry-stat {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.industry-stat .v { font-family: 'JetBrains Mono', monospace; font-weight: 700; color: var(--text-1); font-size: 18px; }
.industry-stat .l { font-size: 11px; color: var(--text-3); }

/* ===== CTA + Footer ===== */
.cta {
  margin: 80px 0;
  padding: 64px 48px;
  border-radius: 24px;
  background:
    radial-gradient(ellipse 600px 300px at 30% 50%, rgba(59,130,246,0.25), transparent 70%),
    radial-gradient(ellipse 600px 300px at 70% 50%, rgba(167,139,250,0.2), transparent 70%),
    linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border-strong);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta h2 { font-size: clamp(32px, 4vw, 48px); margin: 0 0 16px; font-weight: 800; letter-spacing: -0.02em; }
.cta p { font-size: 17px; color: var(--text-2); margin: 0 0 32px; }
.cta-actions { display: flex; gap: 12px; justify-content: center; }
.cta-meta { margin-top: 32px; padding-top: 32px; border-top: 1px solid var(--border); display: flex; gap: 48px; justify-content: center; font-size: 13px; color: var(--text-3); }
.cta-meta strong { color: var(--text-1); margin-right: 8px; font-weight: 500; }

.footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--border);
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 48px; }
.footer-col h6 { font-size: 13px; color: var(--text-1); margin: 0 0 16px; letter-spacing: 0.05em; }
.footer-col a, .footer-col span { display: block; font-size: 13px; color: var(--text-3); padding: 4px 0; transition: 0.15s; }
.footer-col a:hover { color: var(--text-1); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-4);
}

/* ===== Modal ===== */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(7, 9, 15, 0.78);
  backdrop-filter: blur(8px);
  z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 40px 20px;
  animation: fadeIn 0.2s;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  width: 100%; max-width: 440px;
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.7);
  animation: slideUp 0.25s cubic-bezier(0.2, 0.9, 0.3, 1);
}
.modal.wide { max-width: 520px; }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px) scale(0.98); } to { opacity: 1; transform: none; } }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 32px; height: 32px;
  background: none; border: 0; border-radius: 8px;
  color: var(--text-3);
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: rgba(255,255,255,0.06); color: var(--text-1); }
.modal h3 { font-size: 24px; margin: 0 0 8px; font-weight: 700; letter-spacing: -0.01em; }
.modal-sub { font-size: 14px; color: var(--text-2); margin: 0 0 24px; }
.modal-tabs { display: flex; gap: 4px; margin-bottom: 24px; padding: 4px; background: rgba(0,0,0,0.3); border-radius: 8px; }
.modal-tab {
  flex: 1; padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px; font-weight: 500;
  color: var(--text-3); background: none; border: 0;
  transition: 0.15s;
}
.modal-tab.active { background: rgba(255,255,255,0.06); color: var(--text-1); }

.field { margin-bottom: 14px; }
.field-label { display: block; font-size: 12px; color: var(--text-3); margin-bottom: 6px; font-weight: 500; }
.field-input, .field-textarea {
  width: 100%;
  padding: 11px 14px;
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-1);
  font-size: 14px;
  font-family: inherit;
  transition: 0.15s;
  outline: none;
}
.field-input:focus, .field-textarea:focus { border-color: var(--blue); background: rgba(0,0,0,0.5); box-shadow: 0 0 0 3px rgba(59,130,246,0.15); }
.field-textarea { resize: vertical; min-height: 80px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.modal-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 24px; font-size: 13px; color: var(--text-3); }
.modal-foot a { color: var(--blue); }
.modal-submit { width: 100%; justify-content: center; margin-top: 8px; }

.divider-or {
  display: flex; align-items: center; gap: 12px;
  margin: 20px 0;
  font-size: 11px; color: var(--text-4);
  font-family: 'JetBrains Mono', monospace; letter-spacing: 0.2em;
}
.divider-or::before, .divider-or::after { content: ''; flex: 1; height: 1px; background: var(--border); }

.alt-btn {
  display: flex; width: 100%; gap: 10px; justify-content: center; align-items: center;
  padding: 11px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-1);
  font-size: 13px;
}
.alt-btn:hover { background: rgba(255,255,255,0.06); }

.success-icon {
  width: 56px; height: 56px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(52,211,153,0.15);
  border: 1px solid rgba(52,211,153,0.4);
  display: flex; align-items: center; justify-content: center;
  color: var(--green);
}

/* ===== Misc ===== */
.spark { stroke: var(--blue); fill: none; stroke-width: 1.5; }
.spark-area { fill: url(#sparkGrad); }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .geo-index { grid-template-columns: 1fr; }
  .pillars, .moats, .features-grid { grid-template-columns: 1fr; }
  .pricing-grid, .industries { grid-template-columns: 1fr 1fr; }
  .workflow { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }

  /* 移动端导航:汉堡按钮 + 下拉面板(原来直接 display:none,移动端完全没菜单) */
  .nav-inner { position: relative; gap: 14px; }
  .nav-burger {
    display: inline-flex; flex-direction: column; justify-content: center; gap: 4px;
    width: 42px; height: 38px; padding: 9px 9px;
    border: 1px solid var(--border); border-radius: 9px;
    background: rgba(255, 255, 255, 0.03); cursor: pointer;
  }
  .nav-burger span {
    display: block; height: 2px; width: 100%;
    background: var(--text-1); border-radius: 2px; transition: 0.22s ease;
  }
  .nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .nav-burger.open span:nth-child(2) { opacity: 0; }
  .nav-burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .nav-login-btn { display: none; }   /* 移动端登录文本按钮并入下拉,保留「免费试用」主按钮 */

  .nav-links {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px; flex: none;
    padding: 10px 14px 16px;
    background: rgba(9, 12, 20, 0.98); backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 22px 48px rgba(0, 0, 0, 0.5);
    max-height: calc(100vh - 64px); overflow-y: auto;
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: 12px 12px; font-size: 15px; width: 100%; border-radius: 9px; }
  /* 移动端下拉:不再浮层,内联展开(点「学习 GEO」展开子项) */
  .nav-dd { width: 100%; }
  .nav-dd-menu {
    position: static; min-width: 0; box-shadow: none;
    opacity: 1; visibility: visible; transform: none;
    display: none; gap: 0;
    background: rgba(255, 255, 255, 0.02);
    border: 0; border-left: 2px solid var(--border); border-radius: 0;
    margin: 2px 0 4px 14px; padding: 2px;
  }
  .nav-dd-menu.open { display: flex; }
}

/* ===== Minimal Footer (only ICP record) ===== */
.footer-minimal {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 13px;
  color: var(--text-4);
}
.footer-minimal .dot {
  margin: 0 8px;
  opacity: 0.5;
}
.footer-minimal a {
  color: var(--text-3);
  transition: color 0.15s;
}
.footer-minimal a:hover {
  color: var(--blue);
}

/* ============================================================ */
/*  动态质感增强(纯 CSS,不依赖 JS,GPU 加速)                    */
/* ============================================================ */

/* ── 浮动光晕背景 ─────────────────────────────── */
.bg-fx {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  will-change: transform;
}
.bg-orb-1 {
  width: 520px; height: 520px;
  left: -10%; top: 5%;
  background: radial-gradient(circle, #3B82F6 0%, transparent 70%);
  animation: orb1 28s ease-in-out infinite alternate;
}
.bg-orb-2 {
  width: 460px; height: 460px;
  right: -8%; top: 18%;
  background: radial-gradient(circle, #A78BFA 0%, transparent 70%);
  animation: orb2 32s ease-in-out infinite alternate;
}
.bg-orb-3 {
  width: 380px; height: 380px;
  left: 30%; bottom: -10%;
  background: radial-gradient(circle, #06B6D4 0%, transparent 70%);
  opacity: 0.18;
  animation: orb3 36s ease-in-out infinite alternate;
}
@keyframes orb1 {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(80px, 40px) scale(1.1); }
  100% { transform: translate(40px, 100px) scale(0.95); }
}
@keyframes orb2 {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(-60px, 60px) scale(1.05); }
  100% { transform: translate(-30px, 120px) scale(0.9); }
}
@keyframes orb3 {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-100px, -60px) scale(1.15); }
}

/* ── Hero 首屏元素错位渐入 ─────────────────── */
.hero .kicker      { animation: fadeUp 0.7s ease both; }
.hero h1           { animation: fadeUp 0.8s 0.08s ease both; }
.hero p.lede       { animation: fadeUp 0.8s 0.16s ease both; }
.hero-ctas         { animation: fadeUp 0.8s 0.24s ease both; }
.hero-meta         { animation: fadeUp 0.8s 0.32s ease both; }
.hero-card         { animation: fadeUp 0.9s 0.20s cubic-bezier(.2,.9,.3,1) both; }
.logos-strip       { animation: fadeIn 1s 0.5s ease both; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: none; }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── 滚动到视口时元素渐入 ───────────────────── */
.pillar, .feature, .moat, .industry, .plan, .wf-step, .dim-card, .reveal-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.2,.9,.3,1);
}
.pillar.in-view, .feature.in-view, .moat.in-view, .industry.in-view,
.plan.in-view, .wf-step.in-view, .dim-card.in-view, .reveal-on-scroll.in-view {
  opacity: 1;
  transform: none;
}

/* ── Hero 雷达图微呼吸 ──────────────────────── */
.radar-wrap {
  position: relative;
}
.radar-wrap svg {
  animation: radarBreath 6s ease-in-out infinite;
  filter: drop-shadow(0 0 16px rgba(59,130,246,0.18));
}
@keyframes radarBreath {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.015); }
}

/* ── Hero 卡片悬浮微动 ──────────────────────── */
.hero-card {
  transition: transform 0.6s cubic-bezier(.2,.9,.3,1), box-shadow 0.4s;
}
.hero-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 36px 80px -30px rgba(59,130,246,0.45), 0 1px 0 rgba(255,255,255,0.04) inset;
}

/* ── Score 数字微脉冲 ───────────────────────── */
.score-big {
  animation: scorePulse 4s ease-in-out infinite;
}
@keyframes scorePulse {
  0%, 100% { text-shadow: 0 0 24px rgba(245,158,11,0.1); }
  50%      { text-shadow: 0 0 32px rgba(245,158,11,0.35); }
}

/* ── Pillar/Feature/Moat hover 微抬升 ──────── */
.pillar, .feature, .moat, .industry {
  transition: transform 0.3s cubic-bezier(.2,.9,.3,1), border-color 0.25s, background 0.25s, box-shadow 0.3s;
}
.feature:hover, .moat:hover, .industry:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 50px -24px rgba(59,130,246,0.25);
}

/* ── Workflow 步骤数字脉冲 ─────────────────── */
.wf-step-num {
  position: relative;
}
.wf-step-num::after {
  content: '';
  position: absolute; inset: -4px;
  border-radius: 50%;
  background: inherit;
  opacity: 0.3;
  z-index: -1;
  animation: ringPulse 2.6s ease-in-out infinite;
}
@keyframes ringPulse {
  0%, 100% { transform: scale(1); opacity: 0.0; }
  50%      { transform: scale(1.4); opacity: 0.25; }
}

/* ── Grade pill hover 高亮 ─────────────────── */
.grade-pill {
  transition: transform 0.2s, background 0.2s;
}
.grade-pill:hover {
  transform: translateY(-2px);
  background: rgba(255,255,255,0.04);
}

/* ── 平台 logo chip 漂浮 ────────────────────── */
.logo-chip {
  transition: transform 0.3s, color 0.2s;
}
.logo-chip:hover {
  transform: translateY(-2px);
  color: var(--text-1);
}

/* ── 质感网格背景叠加(在原 .page::before 之上) ── */
.page::before {
  background-size: 80px 80px;
  animation: gridShift 60s linear infinite;
}
@keyframes gridShift {
  0%   { background-position: 0 0; }
  100% { background-position: 80px 80px; }
}

/* ── Nav 玻璃质感:滚动后实体化 ─────────────── */
.nav {
  transition: background 0.3s, border-color 0.3s;
}
.nav:hover {
  background: rgba(7, 9, 15, 0.85);
}

/* ── 按钮微光扫过(主按钮)────────────────── */
.btn-primary {
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.6s;
}
.btn-primary:hover::after {
  left: 100%;
}

/* ============================================================ */
/*  客服二维码 Modal                                            */
/* ============================================================ */
.qr-modal { max-width: 380px; }
.qr-wrap {
  margin: 20px 0 16px;
  display: flex; align-items: center; justify-content: center;
  min-height: 264px;
}
.qr-img {
  width: 240px; height: 240px;
  border-radius: 10px;
  background: #fff;
  padding: 10px;
  box-shadow: 0 12px 30px -10px rgba(0,0,0,0.4);
}
.qr-loading {
  color: var(--text-3);
  font-size: 13px;
  text-align: center;
}
.qr-skeleton {
  width: 240px; height: 240px;
  margin: 0 auto;
  border-radius: 10px;
  background: linear-gradient(110deg, rgba(255,255,255,0.04) 30%, rgba(255,255,255,0.1) 50%, rgba(255,255,255,0.04) 70%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border: 1px solid var(--border);
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.qr-info {
  margin-top: 16px;
  padding: 14px 16px;
  background: rgba(59,130,246,0.06);
  border: 1px solid rgba(59,130,246,0.18);
  border-radius: 10px;
}
.qr-info-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 4px 0;
  font-size: 13px;
}
.qr-info-row span { color: var(--text-3); }
.qr-info-row strong {
  color: var(--text-1);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
}

/* ── 移动端 / 低性能设备:关闭动画 ──────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .bg-orb { animation: none; }
}

/* ============================================================ */
/*  Nav 调整(大 logo)                                          */
/* ============================================================ */
.nav-inner { height: auto; min-height: 72px; padding: 12px 32px; }
.brand-clickable {
  background: none; border: 0; padding: 0;
  cursor: pointer;
  display: flex; align-items: center; gap: 12px;
}
.brand-clickable:hover .brand-title { color: var(--blue); }
.brand-text .brand-title { font-size: 18px; }
.brand-text .brand-sub { font-size: 11px; }
.nav-link {
  font-size: 15px;
  padding: 9px 16px;
}

/* 让 nav-link <a> 也跟 button 一致样式 */
a.nav-link {
  display: inline-flex; align-items: center; gap: 4px;
  text-decoration: none;
  color: var(--text-2);
}
a.nav-link:hover { color: var(--text-1); background: rgba(255,255,255,0.04); }

/* ── 中等屏幕及以下,nav 改紧凑 ───────────── */
@media (max-width: 760px) {
  .nav-inner { padding: 10px 20px; }
  .brand-text { display: none; }
  .nav-links { gap: 0; }
  .nav-link { padding: 8px 10px; font-size: 13px; }
}

/* ──── Brand wrap 现在用 button,清掉默认按钮样式干扰 ──── */
.brand-clickable { background: transparent !important; border: 0 !important; }

/* ============================================================ */
/*  GEO 优化技巧:列表页                                          */
/* ============================================================ */
.tips-section {
  padding-top: 80px;
}
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 18px;
}
.tip-card {
  position: relative;
  padding: 26px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(.2,.9,.3,1), border-color 0.25s, background 0.25s, box-shadow 0.3s;
  overflow: hidden;
}
.tip-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59,130,246,0.05) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.tip-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59,130,246,0.4);
  background: var(--bg-card-strong);
  box-shadow: 0 24px 50px -24px rgba(59,130,246,0.3);
}
.tip-card:hover::before { opacity: 1; }
.tip-card-head {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
}
.tip-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  color: var(--purple);
  letter-spacing: 0.12em;
  padding: 3px 8px;
  background: rgba(167,139,250,0.1);
  border: 1px solid rgba(167,139,250,0.25);
  border-radius: 4px;
}
.tip-cat {
  font-size: 11px;
  color: var(--text-3);
  padding: 3px 8px;
  background: rgba(255,255,255,0.04);
  border-radius: 4px;
}
.tip-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 12px;
  color: var(--text-1);
  letter-spacing: -0.01em;
}
.tip-excerpt {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-2);
  margin: 0 0 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tip-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
}
.tip-read { color: var(--text-3); }
.tip-go {
  color: var(--blue);
  font-weight: 500;
  transition: transform 0.2s;
}
.tip-card:hover .tip-go {
  transform: translateX(4px);
}

/* ============================================================ */
/*  GEO 优化技巧:详情页                                          */
/* ============================================================ */
.tip-detail-section {
  padding: 80px 0;
}
.wrap-narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}
.tip-back {
  display: inline-flex; align-items: center;
  background: none; border: 0;
  color: var(--text-3);
  font-size: 14px;
  padding: 8px 12px;
  margin-bottom: 24px;
  margin-left: -12px;
  border-radius: 8px;
  transition: background 0.15s, color 0.15s;
}
.tip-back:hover { color: var(--text-1); background: rgba(255,255,255,0.04); }
.tip-detail-cat {
  display: inline-block;
  font-size: 12px;
  color: var(--purple);
  letter-spacing: 0.1em;
  font-family: 'JetBrains Mono', monospace;
  padding: 4px 10px;
  background: rgba(167,139,250,0.08);
  border: 1px solid rgba(167,139,250,0.2);
  border-radius: 4px;
  margin-bottom: 16px;
}
.tip-detail-title {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.2;
  margin: 0 0 14px;
  letter-spacing: -0.02em;
  font-weight: 700;
}
.tip-detail-meta {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 40px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.tip-detail-meta .dot { opacity: 0.4; }
.tip-detail-body {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-2);
}
.tip-detail-body p {
  margin: 0 0 20px;
}
.tip-detail-body strong { color: var(--text-1); font-weight: 600; }
.tip-detail-body h3 {
  font-size: 20px;
  color: var(--text-1);
  margin: 36px 0 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  padding-top: 8px;
}
.tip-detail-body ul, .tip-detail-body ol {
  margin: 0 0 20px;
  padding-left: 24px;
}
.tip-detail-body li {
  margin-bottom: 8px;
  line-height: 1.75;
}
.tip-detail-body a {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-color: rgba(59,130,246,0.4);
}
.tip-detail-body a:hover { text-decoration-color: var(--blue); }
.tip-detail-body code {
  font-family: 'JetBrains Mono', monospace;
  background: rgba(167,139,250,0.1);
  color: var(--purple);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}
.tip-detail-body .code-block {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  line-height: 1.6;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 16px 0 24px;
  color: var(--text-2);
  overflow-x: auto;
  white-space: pre;
}

.tip-detail-foot {
  margin-top: 56px;
  padding: 32px;
  background:
    radial-gradient(ellipse 400px 200px at 50% 50%, rgba(59,130,246,0.15), transparent 70%),
    var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  text-align: center;
}
.tip-detail-foot p {
  font-size: 15px;
  color: var(--text-2);
  margin: 0 0 16px;
}

/* ============================================================ */
/*  ⏬ 覆盖更新                                                  */
/* ============================================================ */

/* ── 1. dim-card 默认显示(不再用滚动渐入,鼠标移开不消失)── */
.dim-card {
  opacity: 1 !important;
  transform: none !important;
}

/* ── 2. 平台 logo 重新设计 — 品牌色渐变方块 + 双行标 ── */
.logos-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: space-between;
  opacity: 1;            /* 覆盖原 0.7 */
  align-items: stretch;
}
.logo-chip {
  flex: 1 1 calc(33.333% - 14px);
  min-width: 180px;
  max-width: 240px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px 10px 10px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: transform 0.3s cubic-bezier(.2,.9,.3,1), border-color 0.25s, background 0.25s, box-shadow 0.3s;
  cursor: default;
}
.logo-chip:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: 0 16px 30px -16px rgba(59,130,246,0.3);
}
.plogo {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 17px;
  line-height: 1;
  flex-shrink: 0;
  box-shadow: 0 4px 14px -2px rgba(0,0,0,0.5), 0 1px 0 rgba(255,255,255,0.15) inset;
  letter-spacing: -0.02em;
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
}
.logo-chip:hover .plogo {
  transform: rotate(-3deg) scale(1.05);
  transition: transform 0.25s;
}
.plogo-text { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.plogo-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-1);
  white-space: nowrap;
}
.plogo-sub {
  font-size: 10px;
  color: var(--text-3);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.04em;
  margin-top: 2px;
  white-space: nowrap;
}

/* 旧的 .logo-dot 不再用,但留着以防 */
.logo-dot { display: none; }

@media (max-width: 760px) {
  .logo-chip { flex: 1 1 calc(50% - 7px); min-width: 0; }
}

/* ── 3. Nav 去掉 brand-text 后,只剩 logo,稍微调整间距 ── */
.brand-clickable {
  padding: 4px 8px 4px 0;
  border-radius: 8px;
  transition: background 0.15s;
}
.brand-clickable:hover { background: rgba(255,255,255,0.03); }

/* ============================================================ */
/*  ⏬ 覆盖更新 v3                                              */
/* ============================================================ */

/* ── Hero 主标题:行距加大 + 第一行不换行 + 字号自适应 ── */
.hero h1.hero-h1 {
  font-size: clamp(34px, 4.2vw, 54px);
  line-height: 1.35;          /* 加大行距,从 1.08 → 1.35 */
}
.line-nowrap {
  white-space: nowrap;        /* 第一行强制不换行 */
}

/* 中等屏(< 1200px),如果第一行还放不下,允许换行 */
@media (max-width: 1200px) {
  .hero h1.hero-h1 { font-size: clamp(28px, 5vw, 44px); }
}
@media (max-width: 760px) {
  .line-nowrap { white-space: normal; }   /* 移动端允许换行 */
  .hero h1.hero-h1 { line-height: 1.25; }
}

/* ── 6 大平台 logo:强制 3 列 grid ── */
.logos-row {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  justify-content: stretch;
}
.logo-chip {
  flex: none !important;
  min-width: 0 !important;
  max-width: none !important;
  width: 100%;
}

/* 中等屏 2 列,移动端 1 列 */
@media (max-width: 900px) {
  .logos-row { grid-template-columns: repeat(2, 1fr) !important; }
}
@media (max-width: 520px) {
  .logos-row { grid-template-columns: 1fr !important; }
}

/* ============================================================ */
/*  新增:Algorithm Cascade Card + Whitepaper Lead Magnet      */
/*  (从 handoff/standalone.css 移植,去掉 demo/foot 等不需要的) */
/* ============================================================ */

/* ── Algorithm Cascade Card ────────────────────── */
.algo-card {
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(7,9,15,0.7), rgba(7,9,15,0.4));
  border: 1px solid var(--border);
  overflow: hidden;
}
.algo-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.algo-tag {
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--blue);
}
.algo-ref {
  font-size: 11px;
  color: var(--text-4);
  font-style: italic;
}
.algo-body {
  margin: 0;
  padding: 22px 26px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--text-2);
  white-space: pre;
  overflow-x: auto;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
}
.algo-body sub {
  font-size: 0.78em;
  vertical-align: baseline;
  bottom: -0.25em;
  position: relative;
}

/* ── Whitepaper Lead Magnet ────────────────────── */
.wp-strip {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: center;
  padding: 40px 48px;
  border-radius: 20px;
  background:
    radial-gradient(ellipse 600px 240px at 0% 50%, rgba(59,130,246,0.18), transparent 60%),
    radial-gradient(ellipse 500px 200px at 100% 50%, rgba(167,139,250,0.12), transparent 60%),
    linear-gradient(180deg, rgba(22,29,54,0.7), rgba(10,14,26,0.85));
  border: 1px solid var(--border-strong);
  position: relative;
  overflow: hidden;
}
.wp-strip::before {
  content: '';
  position: absolute; inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(96,165,250,0.4), transparent 40%, transparent 60%, rgba(167,139,250,0.4));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

.wp-doc {
  position: relative;
  perspective: 1200px;
  display: flex;
  justify-content: center;
}
.wp-doc-shadow {
  position: absolute;
  bottom: -16px; left: 12%;
  width: 76%; height: 24px;
  background: radial-gradient(ellipse, rgba(0,0,0,0.6), transparent 70%);
  filter: blur(8px);
}
.wp-doc-cover {
  width: 220px;
  aspect-ratio: 5 / 7;
  border-radius: 10px;
  background: linear-gradient(155deg, #1a2548 0%, #0e1428 60%, #080b1a 100%);
  border: 1px solid rgba(96,165,250,0.3);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow:
    0 24px 60px -16px rgba(0,0,0,0.7),
    0 8px 16px -8px rgba(59,130,246,0.4),
    inset 0 1px 0 rgba(255,255,255,0.08);
  transform: rotate(-3deg);
  transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.3, 1);
  position: relative;
}
.wp-doc-cover::before {
  content: '';
  position: absolute;
  top: 0; left: 12px;
  width: 2px; height: 100%;
  background: linear-gradient(180deg, var(--blue), var(--purple));
  border-radius: 0 2px 2px 0;
  opacity: 0.7;
}
.wp-doc-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image:
    linear-gradient(rgba(96,165,250,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(96,165,250,0.04) 1px, transparent 1px);
  background-size: 16px 16px;
  pointer-events: none;
}
.wp-strip:hover .wp-doc-cover { transform: rotate(-1deg) translateY(-4px); }

.wp-doc-mark {
  display: flex; align-items: center; gap: 8px;
  padding-left: 8px; position: relative; z-index: 1;
}
.wp-doc-title {
  font-size: 18px; line-height: 1.25; color: var(--text-1);
  padding-left: 8px; letter-spacing: -0.01em;
  position: relative; z-index: 1;
}
.wp-doc-sub {
  font-size: 10px; color: var(--text-3); line-height: 1.5;
  padding-left: 8px; position: relative; z-index: 1;
}
.wp-doc-toc {
  margin-top: auto;
  display: flex; flex-direction: column; gap: 4px;
  padding: 12px 8px;
  border-top: 1px dashed rgba(148,163,230,0.18);
  border-bottom: 1px dashed rgba(148,163,230,0.18);
  position: relative; z-index: 1;
}
.wp-doc-toc-row {
  display: flex; gap: 8px;
  font-size: 9px; color: var(--text-3); line-height: 1.3;
}
.wp-doc-toc-row .mono {
  color: var(--blue); opacity: 0.7;
}
.wp-doc-foot {
  display: flex; justify-content: space-between;
  font-size: 9px; color: var(--text-4);
  padding-left: 8px; position: relative; z-index: 1;
}

.wp-body { display: flex; flex-direction: column; gap: 16px; }
.wp-eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 999px;
  font-size: 11px;
  color: #93C5FD;
  width: fit-content;
}
.wp-title {
  font-size: 28px; margin: 0; line-height: 1.2;
  font-weight: 800; letter-spacing: -0.02em;
}
.wp-version {
  font-family: 'JetBrains Mono', monospace;
  font-size: 22px; color: var(--blue); font-weight: 700;
}
.wp-desc {
  font-size: 14px; line-height: 1.7;
  color: var(--text-2); margin: 0;
}
.wp-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.wp-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  font-size: 12px; color: var(--text-2);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.wp-form-noinput {
  display: flex; gap: 16px; align-items: center;
  margin-top: 8px; flex-wrap: wrap;
}
.wp-btn { flex-shrink: 0; padding: 13px 24px; font-size: 15px; }
.wp-meta {
  font-size: 12px;
  color: var(--text-4);
}

@media (max-width: 960px) {
  .wp-strip { grid-template-columns: 1fr; padding: 32px 24px; gap: 32px; }
  .wp-doc { transform: scale(0.85); }
}

/* ============================================================
   ⭐ Hero 出处 cite — P0 加的数据出处脚注
   ============================================================ */
.hero-cites {
  margin-top: 14px;
  padding: 10px 14px;
  background: rgba(59, 130, 246, 0.04);
  border-left: 2px solid rgba(59, 130, 246, 0.25);
  border-radius: 4px;
  font-size: 11px;
  line-height: 1.7;
  color: var(--text-3, #94A3B8);
}
.hero-cites sup {
  color: var(--blue, #60A5FA);
  font-weight: 600;
  margin-right: 4px;
}
.hero-cites em {
  font-style: italic;
  color: var(--text-2, #CBD5E1);
}
sup.cite {
  font-size: 9px;
  color: var(--blue, #60A5FA);
  margin-left: 2px;
  vertical-align: super;
}

/* ============================================================
   ⭐ 论文背书区 — P0 KDD 2024 section
   ============================================================ */
.paper-section {
  background: linear-gradient(180deg, rgba(167,139,250,0.04) 0%, transparent 100%);
  padding-top: 60px;
  padding-bottom: 60px;
}

/* 论文引用条 */
.paper-citation-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 18px 24px;
  margin: 30px 0 28px;
  background: rgba(167, 139, 250, 0.08);
  border: 1px solid rgba(167, 139, 250, 0.20);
  border-radius: 10px;
}
.pcb-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.pcb-icon {
  font-size: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(167, 139, 250, 0.15);
  border-radius: 8px;
}
.pcb-title {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1, #E2E8F0);
  font-style: italic;
}
.pcb-meta {
  margin-top: 2px;
  font-size: 12px;
  color: var(--text-3, #94A3B8);
  font-family: 'JetBrains Mono', monospace;
}
.pcb-actions {
  display: flex;
  gap: 8px;
}
.btn-sm {
  padding: 7px 12px;
  font-size: 12px;
}

/* Tier 切换 tabs */
.paper-tier-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.ptt-tab {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border, #1F2937);
  border-radius: 20px;
  font-size: 13px;
  color: var(--text-2, #CBD5E1);
  cursor: pointer;
  transition: all 0.2s;
}
.ptt-tab:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-1, #E2E8F0);
}
.ptt-tab.active {
  background: rgba(167, 139, 250, 0.15);
  border-color: rgba(167, 139, 250, 0.5);
  color: var(--purple, #A78BFA);
}

/* 方法卡网格 */
.paper-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}
.pm-card {
  padding: 18px 18px 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border, #1F2937);
  border-radius: 10px;
  transition: transform 0.2s, border-color 0.2s;
}
.pm-card:hover {
  transform: translateY(-2px);
}
.pm-top {
  border-top: 3px solid #34D399;
  background: rgba(52, 211, 153, 0.04);
}
.pm-top:hover { border-color: rgba(52, 211, 153, 0.4); }
.pm-optional {
  border-top: 3px solid #60A5FA;
}
.pm-optional:hover { border-color: rgba(96, 165, 250, 0.4); }
.pm-anti {
  border-top: 3px solid #F87171;
  background: rgba(248, 113, 113, 0.04);
}
.pm-anti:hover { border-color: rgba(248, 113, 113, 0.4); }

.pm-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}
.pm-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1, #E2E8F0);
}
.pm-lift {
  font-family: 'JetBrains Mono', monospace;
  font-size: 16px;
  font-weight: 700;
}
.pm-lift-top   { color: #34D399; }
.pm-lift-optional { color: #60A5FA; }
.pm-lift-anti  { color: #F87171; }

.pm-desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-2, #CBD5E1);
  margin-bottom: 10px;
}
.pm-footer { margin-top: 6px; }
.pm-badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
}
.pm-badge-top  { background: rgba(52, 211, 153, 0.15); color: #34D399; }
.pm-badge-opt  { background: rgba(96, 165, 250, 0.15); color: #60A5FA; }
.pm-badge-anti { background: rgba(248, 113, 113, 0.15); color: #F87171; }

.paper-bottom-note {
  margin-top: 28px;
  padding: 16px 20px;
  background: rgba(52, 211, 153, 0.06);
  border-left: 3px solid #34D399;
  border-radius: 6px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-2, #CBD5E1);
}
.paper-bottom-note strong {
  color: #34D399;
}
.paper-bottom-note a {
  color: var(--blue, #60A5FA);
  text-decoration: underline;
}

/* ============================================================
   ⭐ Industry rich card — P1 行业卡片场景化
   ============================================================ */
.industry-rich {
  display: flex;
  flex-direction: column;
  min-height: 360px;
}
.ind-pain, .ind-action {
  margin: 10px 0;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.025);
  border-radius: 6px;
  font-size: 12.5px;
  line-height: 1.65;
}
.ind-pain {
  border-left: 2px solid #F87171;
}
.ind-action {
  border-left: 2px solid #34D399;
}
.ind-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-3, #94A3B8);
}
.ind-pain p, .ind-action p {
  margin: 0;
  color: var(--text-2, #CBD5E1);
}

/* 响应式 */
@media (max-width: 768px) {
  .paper-citation-bar { flex-direction: column; align-items: stretch; }
  .pcb-actions { width: 100%; }
  .pcb-actions .btn { flex: 1; justify-content: center; }
  .paper-methods { grid-template-columns: 1fr; }
}

/* ============== P2 模块样式 ============== */

/* ── 1. 锚点导航(sticky) ── */
.anchor-nav {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 10px 0;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  margin-top: -1px;
}
.anchor-nav .an-label {
  font-size: 12px;
  color: var(--text-3, #94A3B8);
  margin-right: 4px;
}
.an-btn {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.18);
  color: var(--text-1, #E2E8F0);
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.18s ease;
}
.an-btn:hover {
  background: rgba(59, 130, 246, 0.22);
  border-color: rgba(59, 130, 246, 0.55);
  transform: translateY(-1px);
}

/* ── 2. 免登录快速检测 ── */
.quick-check-section {
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.04), rgba(168, 85, 247, 0.04));
}
.quick-check-form {
  display: flex;
  gap: 12px;
  max-width: 720px;
  margin: 0 auto;
  align-items: stretch;
  flex-wrap: wrap;
}
.qc-input {
  flex: 1;
  min-width: 240px;
  font-size: 16px;
  padding: 14px 20px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(15, 23, 42, 0.6);
  color: var(--text-1, #E2E8F0);
  outline: none;
  transition: border-color 0.18s;
}
.qc-input:focus {
  border-color: var(--accent, #3B82F6);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}
.quick-check-loading {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-2, #CBD5E1);
}
.qcl-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(59, 130, 246, 0.25);
  border-top-color: var(--accent, #3B82F6);
  border-radius: 50%;
  margin: 0 auto 16px;
  animation: qcl-spin 0.9s linear infinite;
}
@keyframes qcl-spin {
  to { transform: rotate(360deg); }
}
.qcl-hint {
  font-size: 13px;
  color: var(--text-3, #94A3B8);
  margin-top: 12px;
}
.qcl-hint a {
  color: var(--accent, #3B82F6);
  cursor: pointer;
  text-decoration: underline;
}
.quick-check-result {
  max-width: 880px;
  margin: 0 auto;
  padding: 28px;
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.18);
}
.qcr-good { border-color: rgba(34, 197, 94, 0.35); }
.qcr-mid { border-color: rgba(251, 191, 36, 0.35); }
.qcr-low { border-color: rgba(239, 68, 68, 0.35); }
.qcr-head {
  display: flex;
  gap: 28px;
  align-items: center;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
  padding-bottom: 22px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.qcr-score-block {
  text-align: center;
  min-width: 140px;
}
.qcr-grade {
  font-size: 48px;
  font-weight: 900;
  line-height: 1;
  color: var(--accent, #3B82F6);
}
.qcr-good .qcr-grade { color: #22C55E; }
.qcr-mid .qcr-grade { color: #FBBF24; }
.qcr-low .qcr-grade { color: #EF4444; }
.qcr-score {
  font-size: 24px;
  font-weight: 700;
  margin-top: 6px;
  color: var(--text-1, #E2E8F0);
}
.qcr-label {
  font-size: 12px;
  color: var(--text-3, #94A3B8);
  margin-top: 4px;
}
.qcr-name { flex: 1; min-width: 240px; }
.qcr-name-label {
  font-size: 12px;
  color: var(--text-3, #94A3B8);
  margin-bottom: 4px;
}
.qcr-name-val {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-1, #E2E8F0);
  margin-bottom: 12px;
}
.qcr-disclaimer {
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-3, #94A3B8);
  background: rgba(251, 191, 36, 0.08);
  padding: 8px 12px;
  border-radius: 6px;
  border-left: 2px solid rgba(251, 191, 36, 0.5);
}
.qcr-platforms {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
.qcr-plat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(15, 23, 42, 0.4);
  border-radius: 8px;
}
.qcr-plat-name {
  font-size: 13px;
  color: var(--text-2, #CBD5E1);
}
.qcr-plat-bar {
  height: 6px;
  background: rgba(148, 163, 184, 0.15);
  border-radius: 3px;
  overflow: hidden;
}
.qcr-plat-bar > div {
  height: 100%;
  background: linear-gradient(90deg, #3B82F6, #A855F7);
  border-radius: 3px;
  transition: width 0.6s ease;
}
.qcr-plat-score {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-1, #E2E8F0);
  text-align: right;
}
.qcr-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── 3. 实时数据墙 ── */
.live-stats-section {
  background: linear-gradient(180deg, rgba(34, 197, 94, 0.03), transparent);
}
.ls-loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-3, #94A3B8);
}
.live-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}
.ls-card {
  padding: 24px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 12px;
  text-align: center;
  transition: transform 0.2s, border-color 0.2s;
}
.ls-card:hover {
  transform: translateY(-2px);
  border-color: rgba(59, 130, 246, 0.35);
}
.ls-primary {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(168, 85, 247, 0.08));
  border-color: rgba(59, 130, 246, 0.35);
}
.ls-highlight {
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(251, 191, 36, 0.04));
  border-color: rgba(251, 191, 36, 0.35);
}
.ls-num {
  font-size: 38px;
  font-weight: 900;
  color: var(--text-1, #E2E8F0);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.ls-primary .ls-num { color: #60A5FA; }
.ls-highlight .ls-num { color: #FBBF24; }
.ls-label {
  font-size: 14px;
  color: var(--text-2, #CBD5E1);
  margin-top: 8px;
}
.ls-sub {
  font-size: 12px;
  color: var(--text-3, #94A3B8);
  margin-top: 6px;
}
.ls-latest {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  padding: 14px 22px;
  background: rgba(15, 23, 42, 0.5);
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-2, #CBD5E1);
  flex-wrap: wrap;
  border: 1px solid rgba(148, 163, 184, 0.12);
  max-width: max-content;
  margin: 0 auto;
}
.ls-latest strong { color: var(--text-1, #E2E8F0); }
.ls-latest em {
  font-style: normal;
  color: #22C55E;
  font-weight: 600;
}
.ls-live-dot {
  width: 10px;
  height: 10px;
  background: #22C55E;
  border-radius: 50%;
  animation: ls-pulse 1.6s ease-in-out infinite;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
}
@keyframes ls-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5); }
  50% { box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
}

/* ── 4. 定价对照表 ── */
.pricing-compare-table {
  overflow-x: auto;
  margin: 0 auto 18px;
  max-width: 1080px;
}
.pricing-compare-table table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(15, 23, 42, 0.55);
  border-radius: 12px;
  overflow: hidden;
}
.pricing-compare-table th,
.pricing-compare-table td {
  padding: 14px 18px;
  text-align: center;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  font-size: 14px;
  color: var(--text-2, #CBD5E1);
}
.pricing-compare-table th {
  background: rgba(15, 23, 42, 0.85);
  color: var(--text-1, #E2E8F0);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.5px;
}
.pricing-compare-table .pc-label {
  text-align: left;
  color: var(--text-1, #E2E8F0);
  font-weight: 600;
}
.pricing-compare-table .pc-highlight {
  background: rgba(59, 130, 246, 0.08);
  color: #60A5FA;
  font-weight: 700;
}
.pricing-compare-table th.pc-highlight {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(168, 85, 247, 0.15));
  color: #93C5FD;
}
.pricing-compare-table tr.pc-total-row td {
  background: rgba(15, 23, 42, 0.85);
  font-size: 15px;
  padding: 18px;
  border-bottom: none;
}
.pricing-compare-table tr.pc-total-row .pc-highlight {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.3), rgba(168, 85, 247, 0.2));
  color: #FBBF24;
  font-size: 18px;
}
.pc-note {
  max-width: 880px;
  margin: 18px auto 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-3, #94A3B8);
  background: rgba(251, 191, 36, 0.06);
  padding: 14px 18px;
  border-radius: 8px;
  border-left: 3px solid rgba(251, 191, 36, 0.5);
}

/* ── 5. MOATs Evidence Grid ── */
.moats-evidence-section {
  background: linear-gradient(180deg, transparent, rgba(168, 85, 247, 0.04));
}
.moats-evidence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 18px;
}
.moat-ev-card {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 14px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.2s ease;
}
.moat-ev-card:hover {
  border-color: rgba(59, 130, 246, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}
.me-head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}
.me-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.15);
  color: #60A5FA;
  border-radius: 8px;
  flex-shrink: 0;
}
.me-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--accent, #3B82F6);
  margin-bottom: 2px;
}
.me-title {
  margin: 0;
  font-size: 16px;
  color: var(--text-1, #E2E8F0);
  font-weight: 700;
}
.me-evidence, .me-proof {
  padding: 12px 14px;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.5);
}
.me-evidence { border-left: 3px solid #3B82F6; }
.me-proof { border-left: 3px solid #22C55E; }
.me-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.me-tag-ev { color: #60A5FA; }
.me-tag-proof { color: #4ADE80; }
.me-content {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-2, #CBD5E1);
}

/* ── 6. 词典页 Glossary ── */
.glossary-page {
  min-height: 80vh;
}
.glossary-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 28px;
}
.gt-tab {
  padding: 8px 16px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.18);
  color: var(--text-2, #CBD5E1);
  border-radius: 20px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.18s;
}
.gt-tab:hover {
  border-color: rgba(59, 130, 246, 0.4);
  color: var(--text-1, #E2E8F0);
}
.gt-tab.active {
  background: linear-gradient(135deg, #3B82F6, #A855F7);
  border-color: transparent;
  color: #fff;
}
.gt-count {
  margin-left: 6px;
  font-size: 11px;
  opacity: 0.7;
}
.glossary-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 16px;
  max-width: 1180px;
  margin: 0 auto;
}
.glossary-item {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 12px;
  padding: 18px 22px;
  transition: all 0.18s;
}
.glossary-item:hover {
  border-color: rgba(59, 130, 246, 0.35);
  transform: translateY(-1px);
}
.gi-core { border-left: 3px solid #3B82F6; }
.gi-app { border-left: 3px solid #6366F1; }
.gi-method { border-left: 3px solid #22C55E; }
.gi-anti { border-left: 3px solid #EF4444; }
.gi-tech { border-left: 3px solid #A855F7; }
.gi-gap { border-left: 3px solid #FBBF24; }
.gi-gen { border-left: 3px solid #14B8A6; }
.gi-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.gi-term {
  margin: 0;
  font-size: 18px;
  color: var(--text-1, #E2E8F0);
  font-weight: 700;
}
.gi-en {
  font-size: 12px;
  color: var(--text-3, #94A3B8);
  font-family: 'JetBrains Mono', monospace;
}
.gi-def {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-2, #CBD5E1);
  margin: 0;
}

/* ── 7. 博客页 Blog ── */
.blog-page { min-height: 80vh; }
.blog-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 28px;
}
.bc-tab {
  padding: 8px 16px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.18);
  color: var(--text-2, #CBD5E1);
  border-radius: 20px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.18s;
}
.bc-tab:hover {
  border-color: rgba(59, 130, 246, 0.4);
  color: var(--text-1, #E2E8F0);
}
.bc-tab.active {
  background: linear-gradient(135deg, #3B82F6, #A855F7);
  border-color: transparent;
  color: #fff;
}
.blog-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto 32px;
}
.blog-card {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 12px;
  padding: 20px 22px;
  transition: all 0.2s;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.blog-card:hover {
  border-color: rgba(59, 130, 246, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}
.bc-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11.5px;
  color: var(--text-3, #94A3B8);
  flex-wrap: wrap;
}
.bc-cat {
  background: rgba(59, 130, 246, 0.15);
  color: #60A5FA;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}
.bc-title {
  margin: 4px 0 6px;
  font-size: 17px;
  color: var(--text-1, #E2E8F0);
  font-weight: 700;
  line-height: 1.45;
}
.bc-excerpt {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-2, #CBD5E1);
  margin: 0;
}
.bc-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  padding-top: 12px;
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  flex-wrap: wrap;
  gap: 8px;
}
.bc-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.bc-tag {
  font-size: 11px;
  color: var(--text-3, #94A3B8);
}
.bc-cta {
  font-size: 12px;
  color: var(--accent, #3B82F6);
  font-weight: 600;
}
.blog-subscribe {
  max-width: 720px;
  margin: 0 auto;
  padding: 22px 26px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(168, 85, 247, 0.08));
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 12px;
  text-align: center;
}
.blog-subscribe strong {
  font-size: 16px;
  color: var(--text-1, #E2E8F0);
  display: block;
  margin-bottom: 6px;
}
.blog-subscribe p {
  margin: 0;
  font-size: 13px;
  color: var(--text-2, #CBD5E1);
}
.blog-subscribe code {
  background: rgba(15, 23, 42, 0.6);
  padding: 2px 8px;
  border-radius: 4px;
  color: #FBBF24;
  font-family: 'JetBrains Mono', monospace;
}

/* P2 模块响应式 */
@media (max-width: 768px) {
  .qcr-head { flex-direction: column; align-items: stretch; text-align: center; }
  .ls-num { font-size: 30px; }
  .pricing-compare-table th,
  .pricing-compare-table td { padding: 10px 8px; font-size: 12px; }
  .moats-evidence-grid { grid-template-columns: 1fr; }
  .glossary-list, .blog-list { grid-template-columns: 1fr; }
  .anchor-nav { padding: 8px 0; }
  .an-btn { font-size: 12px; padding: 5px 10px; }
}

/* ─── GEO 自检清单(替代 QuickGeoCheck)─── */
.self-check-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  max-width: 1080px;
  margin: 0 auto;
}
.sc-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.18s ease;
}
.sc-item:hover {
  border-color: rgba(59, 130, 246, 0.45);
  background: rgba(15, 23, 42, 0.75);
}
.sc-item.sc-yes {
  border-color: rgba(34, 197, 94, 0.55);
  background: rgba(34, 197, 94, 0.08);
}
.sc-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: #22C55E;
  cursor: pointer;
}
.sc-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-3, #94A3B8);
  font-weight: 700;
  padding-top: 2px;
}
.sc-body { flex: 1; }
.sc-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-1, #E2E8F0);
  margin-bottom: 4px;
  line-height: 1.5;
}
.sc-why {
  font-size: 12px;
  line-height: 1.55;
  color: var(--text-3, #94A3B8);
}
.self-check-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  max-width: 1080px;
  margin: 24px auto 0;
  padding: 18px 20px;
  background: rgba(15, 23, 42, 0.5);
  border-radius: 10px;
  flex-wrap: wrap;
}
.sc-progress {
  font-size: 14px;
  color: var(--text-2, #CBD5E1);
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}
.sc-progress strong { color: #22C55E; font-size: 18px; }
.sc-progress-bar {
  flex: 1;
  height: 6px;
  background: rgba(148, 163, 184, 0.18);
  border-radius: 3px;
  overflow: hidden;
  max-width: 260px;
}
.sc-progress-bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #3B82F6, #22C55E);
  transition: width 0.3s ease;
}
.self-check-result {
  max-width: 880px;
  margin: 0 auto;
  padding: 28px 30px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 14px;
}
.scr-summary {
  display: flex;
  align-items: center;
  gap: 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.scr-num { font-size: 12px; color: var(--text-3, #94A3B8); }
.scr-num strong { font-size: 36px; color: #22C55E; }
.scr-msg { flex: 1; min-width: 240px; font-size: 16px; color: var(--text-1, #E2E8F0); font-weight: 600; }
.scr-gaps h4 { margin: 0 0 12px; color: var(--text-1, #E2E8F0); font-size: 15px; }
.scr-gaps ul { list-style: none; padding: 0; margin: 0; }
.scr-gaps li {
  padding: 12px 14px;
  background: rgba(251, 191, 36, 0.06);
  border-left: 3px solid rgba(251, 191, 36, 0.5);
  border-radius: 6px;
  margin-bottom: 8px;
}
.scr-gaps li strong { display: block; color: var(--text-1, #E2E8F0); font-size: 14px; margin-bottom: 4px; }
.scr-why { font-size: 12px; color: var(--text-3, #94A3B8); display: block; line-height: 1.55; }
.scr-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 22px;
  flex-wrap: wrap;
}
.scr-note {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-3, #94A3B8);
  text-align: center;
}

/* ─── 免责声明(行业案例 + logo strip)─── */
.industries-disclaimer,
.logos-disclaimer {
  max-width: 920px;
  margin: 22px auto 0;
  padding: 12px 18px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-3, #94A3B8);
  background: rgba(15, 23, 42, 0.4);
  border-left: 2px solid rgba(148, 163, 184, 0.35);
  border-radius: 4px;
  text-align: left;
}
.logos-disclaimer {
  margin: 14px auto 0;
  text-align: center;
  font-size: 11px;
}

/* ─── Blog 列表 loading/error/empty ─── */
.tips-loading, .tips-error, .tips-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-3, #94A3B8);
  font-size: 14px;
}
.tips-error { color: #EF4444; }

@media (max-width: 768px) {
  .self-check-list { grid-template-columns: 1fr; }
  .self-check-actions { flex-direction: column; align-items: stretch; }
  .sc-progress-bar { max-width: 100%; }
}

/* ─── /status 公开状态页 ─── */
.status-page { min-height: 60vh; }
.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
  max-width: 1080px;
  margin: 0 auto 24px;
}
.status-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-left-width: 4px;
  border-radius: 8px;
  padding: 16px 18px;
}
.status-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-name {
  flex: 1;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-1, #E2E8F0);
}
.status-badge {
  font-size: 12px;
  font-weight: 700;
}
.status-detail {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-3, #94A3B8);
  padding-left: 20px;
}
.status-latest {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  padding: 12px 22px;
  background: rgba(15, 23, 42, 0.5);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-2, #CBD5E1);
  flex-wrap: wrap;
  border: 1px solid rgba(148, 163, 184, 0.12);
  max-width: max-content;
  margin: 0 auto 18px;
}
.status-latest strong { color: var(--text-1, #E2E8F0); }
.status-latest em { font-style: normal; color: #22C55E; font-weight: 600; }
.status-note {
  max-width: 720px;
  margin: 0 auto;
  padding: 14px 18px;
  background: rgba(59, 130, 246, 0.06);
  border-left: 3px solid rgba(59, 130, 246, 0.4);
  border-radius: 6px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-2, #CBD5E1);
}
.status-note code {
  background: rgba(15, 23, 42, 0.6);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  color: #FBBF24;
}

/* ── 用户旅程 5 段 Pillars(覆盖默认 3 列)── */
.pillars-5 {
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
@media (max-width: 1100px) {
  .pillars-5 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
  .pillars-5 { grid-template-columns: 1fr; }
}