/* 星禾 GEO AI — 官网 GEO 气质版 v3 */
:root {
  --pub-primary: #722ed1;
  --pub-primary-dark: #531dab;
  --pub-primary-light: #f9f0ff;
  --pub-accent: #9254de;
  --pub-gradient: linear-gradient(135deg, #12082c 0%, #1a0b3a 40%, #722ed1 100%);
  --pub-hero-mesh: radial-gradient(ellipse 80% 60% at 20% 10%, rgba(114,46,209,.45) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 85% 30%, rgba(146,84,222,.28) 0%, transparent 50%),
    linear-gradient(135deg, #12082c 0%, #1a0b3a 50%, #3b1d7a 100%);
  --pub-text: #0f172a;
  --pub-muted: #64748b;
  --pub-border: #e2e8f0;
  --pub-radius: 16px;
  --pub-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
}

.pub-body { margin: 0; font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; color: var(--pub-text); background: #f8fafc; line-height: 1.6; }
.hidden { display: none !important; }
.pub-nav { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.95); backdrop-filter: blur(16px); border-bottom: 1px solid var(--pub-border); box-shadow: 0 1px 0 rgba(15,23,42,.04); }
.pub-nav-inner { max-width: 1180px; margin: 0 auto; padding: 0 24px; height: 64px; display: flex; align-items: center; justify-content: space-between; }
.pub-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--pub-text); font-weight: 700; font-size: 18px; }
.pub-logo-mark { position: relative; width: 40px; height: 40px; flex-shrink: 0; }
.pub-logo-icon { width: 40px; height: 40px; border-radius: 10px; object-fit: cover; display: block; box-shadow: 0 2px 8px rgba(67,56,202,.12); }
.pub-logo-letter { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: var(--pub-gradient); border-radius: 10px; color: #fff; font-weight: 700; font-size: 17px; letter-spacing: -.02em; box-shadow: 0 2px 8px rgba(67,56,202,.18); }
.pub-logo-text { font-size: 18px; font-weight: 700; letter-spacing: -.01em; white-space: nowrap; }
.pub-logo-icon-text { width: 36px; height: 36px; background: var(--pub-gradient); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; }
/* ── Hero GEO 深色科技风 ── */
.pub-hero-v2 { background: var(--pub-hero-mesh); text-align: left; padding: 80px 24px 96px; position: relative; overflow: hidden; }
.pub-hero-v2::after { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h60v60H0z' fill='none'/%3E%3Cpath d='M60 0L0 60M-10 10L10 -10M50 70L70 50' stroke='%23ffffff' stroke-opacity='.03'/%3E%3C/svg%3E"); pointer-events: none; }
.pub-hero-badge { background: rgba(99,102,241,.35); border: 1px solid rgba(255,255,255,.2); color: #e0e7ff; }
.pub-hero-copy h1 { background: linear-gradient(90deg, #fff 0%, #c7d2fe 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.pub-dash-card { border: 1px solid rgba(255,255,255,.15); box-shadow: 0 32px 80px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.08) inset; }
.pub-dash-model .up { color: #34d399; }
.pub-dash-bar-fill { background: linear-gradient(90deg, #6366f1, #06b6d4); }
.pub-hero-layout { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1.05fr; gap: 48px; align-items: center; position: relative; z-index: 1; }
.pub-hero-copy .pub-hero-btns { justify-content: flex-start; }
.pub-hero-panel { perspective: 1200px; }
.pub-dash-card { background: rgba(255,255,255,.97); color: #1f1f1f; border-radius: 20px; padding: 24px 28px; box-shadow: 0 24px 80px rgba(0,0,0,.28); transform: rotateY(-6deg) rotateX(2deg); }
.pub-dash-head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; font-weight: 700; font-size: 17px; }
.pub-dash-head img { border-radius: 10px; width: 32px; height: 32px; object-fit: contain; }
.pub-dash-live { margin-left: auto; font-size: 12px; font-style: normal; background: #ecfdf5; color: #059669; padding: 4px 10px; border-radius: 12px; font-weight: 600; }
.pub-dash-models { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 18px; }
.pub-dash-model { display: flex; align-items: center; gap: 12px; background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%); border-radius: 14px; padding: 14px 16px; border: 1px solid #e2e8f0; transition: border-color .2s; }
.pub-dash-model:hover { border-color: #c7d2fe; }
.pub-dash-model img { width: 40px; height: 40px; border-radius: 10px; object-fit: contain; background: #fff; border: 1px solid #e2e8f0; padding: 4px; }
.pub-dash-model strong { display: block; font-size: 15px; color: #0f172a; }
.pub-dash-model span { font-size: 13px; font-weight: 600; }
.pub-dash-model .up { color: #10b981; }
.pub-dash-model .mid { color: #f59e0b; }
.pub-dash-channels { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.pub-dash-channels img { width: 42px; height: 42px; border-radius: 12px; background: #fff; border: 1px solid #e2e8f0; padding: 6px; object-fit: contain; transition: transform .2s; }
.pub-dash-channels img:hover { transform: translateY(-2px); }
.pub-dash-bar { height: 10px; background: #e2e8f0; border-radius: 8px; overflow: hidden; margin-bottom: 12px; }
.pub-dash-bar-fill { width: 78%; height: 100%; background: linear-gradient(90deg, #6366f1, #06b6d4, #10b981); border-radius: 8px; }
.pub-dash-foot { margin: 0; font-size: 14px; color: #64748b; font-weight: 500; }
.pub-feat-icon img { width: 40px; height: 40px; object-fit: contain; border-radius: 10px; }
@media (max-width: 960px) {
  .pub-hero-layout { grid-template-columns: 1fr; text-align: center; }
  .pub-hero-copy .pub-hero-btns { justify-content: center; }
  .pub-dash-card { transform: none; }
}
.pub-nav-links { display: flex; align-items: center; gap: 28px; }
.pub-nav-links a { color: var(--pub-muted); text-decoration: none; font-size: 14px; transition: color .2s; }
.pub-nav-links a:hover { color: var(--pub-primary); }
.pub-nav-cta { display: flex; gap: 10px; }

/* ── 按钮 ── */
.pub-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 22px; border-radius: 8px; font-size: 14px; font-weight: 600; text-decoration: none; border: none; cursor: pointer; transition: all .2s; }
.pub-btn-primary { background: var(--pub-primary); color: #fff; }
.pub-btn-primary:hover { background: var(--pub-primary-dark); color: #fff; }
.pub-btn-outline { background: transparent; color: var(--pub-primary); border: 1.5px solid var(--pub-primary); }
.pub-btn-outline:hover { background: var(--pub-primary-light); }
.pub-btn-white { background: #fff; color: var(--pub-primary); }
.pub-btn-white:hover { background: #f9f0ff; }
.pub-btn-ghost { background: rgba(255,255,255,.15); color: #fff; border: 1.5px solid rgba(255,255,255,.5); }
.pub-btn-ghost:hover { background: rgba(255,255,255,.25); }
.pub-btn-lg { padding: 14px 32px; font-size: 15px; }
.pub-btn:disabled { opacity: .65; cursor: not-allowed; }

/* ── Hero ── */
.pub-hero { background: var(--pub-gradient); color: #fff; padding: 88px 24px 96px; text-align: center; position: relative; overflow: hidden; }
.pub-hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 20% 80%, rgba(255,255,255,.12) 0%, transparent 50%), radial-gradient(circle at 80% 20%, rgba(255,255,255,.08) 0%, transparent 40%); pointer-events: none; }
.pub-hero-inner { max-width: 820px; margin: 0 auto; position: relative; }
.pub-hero-badge { display: inline-block; background: rgba(255,255,255,.18); padding: 6px 14px; border-radius: 20px; font-size: 13px; margin-bottom: 20px; }
.pub-hero h1 { font-size: clamp(32px, 5vw, 48px); margin: 0 0 16px; font-weight: 700; line-height: 1.2; }
.pub-hero p { font-size: 18px; opacity: .92; max-width: 620px; margin: 0 auto 36px; }
.pub-hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── 数据条 ── */
.pub-stats { max-width: 900px; margin: -48px auto 0; padding: 0 24px; position: relative; z-index: 2; }
.pub-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; background: #fff; border-radius: var(--pub-radius); padding: 28px 32px; box-shadow: var(--pub-shadow); }
.pub-stat { text-align: center; }
.pub-stat strong { display: block; font-size: 32px; color: var(--pub-primary); font-weight: 700; }
.pub-stat span { font-size: 13px; color: var(--pub-muted); }

/* ── 区块 ── */
.pub-section { max-width: 1180px; margin: 0 auto; padding: 72px 24px; }
.pub-section-title { text-align: center; margin-bottom: 48px; }
.pub-section-title h2 { font-size: 36px; margin: 0 0 14px; font-weight: 700; letter-spacing: -0.02em; }
.pub-section-title p { color: var(--pub-muted); font-size: 17px; margin: 0; }

.pub-stat strong { color: var(--pub-primary); background: linear-gradient(135deg, var(--pub-primary), var(--pub-accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ── GEO vs SEO 对比 ── */
.pub-geo-compare { background: #fff; border-radius: var(--pub-radius); box-shadow: var(--pub-shadow); overflow: hidden; border: 1px solid var(--pub-border); }
.pub-geo-compare table { width: 100%; border-collapse: collapse; font-size: 14px; }
.pub-geo-compare th { background: #f8fafc; padding: 14px 20px; text-align: left; font-weight: 600; border-bottom: 1px solid var(--pub-border); }
.pub-geo-compare td { padding: 14px 20px; border-bottom: 1px solid #f1f5f9; color: var(--pub-muted); }
.pub-geo-compare td:last-child { color: var(--pub-primary); font-weight: 600; }
.pub-geo-compare tr:last-child td { border-bottom: none; }

/* ── 流程（带图标） ── */
.pub-workflow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.pub-step { background: #fff; border-radius: var(--pub-radius); padding: 24px 20px; box-shadow: var(--pub-shadow); border: 1px solid var(--pub-border); transition: transform .2s, box-shadow .2s; }
.pub-step:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(67,56,202,.1); }
.pub-step-icon { width: 44px; height: 44px; border-radius: 12px; object-fit: contain; margin-bottom: 14px; padding: 6px; background: var(--pub-primary-light); border: 1px solid #e0e7ff; }
.pub-step-num { display: none; }
.pub-step h3 { margin: 0 0 10px; font-size: 19px; font-weight: 700; }
.pub-step p { margin: 0; font-size: 15px; color: var(--pub-muted); line-height: 1.65; }

/* ── AI 平台 ── */
.pub-platforms { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.pub-plat-chip { display: flex; align-items: center; gap: 10px; background: #fff; padding: 12px 16px; border-radius: 12px; box-shadow: var(--pub-shadow); font-size: 13px; font-weight: 600; border: 1px solid var(--pub-border); transition: border-color .2s; }
.pub-plat-chip:hover { border-color: #c7d2fe; }
.pub-plat-chip img { width: 28px; height: 28px; border-radius: 8px; object-fit: contain; }

/* ── 功能卡片（4 列网格） ── */
.pub-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pub-features-grid { grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pub-features-grid .pub-feat { min-height: 168px; display: flex; flex-direction: column; }
.pub-features-grid .pub-feat p { flex: 1; }

/* 侧边客服 QQ / 微信 */
.pub-contact-side { position: fixed; right: 24px; bottom: 168px; z-index: 850; display: flex; flex-direction: column; gap: 10px; }
.pub-contact-btn { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 999px; border: none; cursor: pointer; font-size: 13px; font-weight: 600; text-decoration: none; box-shadow: 0 8px 24px rgba(0,0,0,.12); transition: transform .15s, box-shadow .15s; color: #fff; }
.pub-contact-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,0,0,.16); }
.pub-contact-qq { background: linear-gradient(135deg, #12b7f5 0%, #0099ff 100%); }
.pub-contact-wechat { background: linear-gradient(135deg, #07c160 0%, #06ae56 100%); }
.pub-wechat-qr-pop { position: fixed; inset: 0; z-index: 2000; background: rgba(0,0,0,.45); display: flex; align-items: center; justify-content: center; padding: 16px; }
.pub-wechat-qr-pop.hidden { display: none !important; }
.pub-wechat-qr-inner { background: #fff; border-radius: 16px; padding: 24px; text-align: center; max-width: 320px; position: relative; }
.pub-wechat-qr-inner img { width: 200px; height: 200px; object-fit: contain; margin: 12px 0; border-radius: 8px; }
.pub-wechat-qr-close { position: absolute; top: 8px; right: 12px; border: none; background: none; font-size: 24px; cursor: pointer; color: #999; }
.pub-wechat-id { font-size: 14px; color: #666; margin: 0; }
.pub-footer-contact-line { font-size: 14px; margin: 0 0 6px; line-height: 1.6; }
.pub-footer-contact-line a { color: inherit; opacity: .85; }
.pub-feat { background: #fff; border-radius: var(--pub-radius); padding: 28px 24px; box-shadow: var(--pub-shadow); transition: transform .2s, box-shadow .2s, border-color .2s; border: 1px solid var(--pub-border); }
.pub-feat:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(67,56,202,.12); border-color: #c7d2fe; }
.pub-feat-icon { width: 56px; height: 56px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #eef2ff 0%, #f8fafc 100%); border-radius: 14px; margin-bottom: 18px; border: 1px solid #e0e7ff; overflow: hidden; }
.pub-feat-icon img { width: 40px; height: 40px; object-fit: contain; border-radius: 8px; }
.pub-feat h3 { color: var(--pub-text); margin: 0 0 10px; font-size: 18px; font-weight: 700; line-height: 1.35; }
.pub-feat p { margin: 0; font-size: 15px; color: var(--pub-muted); line-height: 1.7; }

/* ── 合作生态 ── */
.pub-section-partners { background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%); border-radius: 0; max-width: none; padding-left: 0; padding-right: 0; }
.pub-section-partners .pub-section-title,
.pub-section-partners .pub-partners-grid { max-width: 1180px; margin-left: auto; margin-right: auto; padding-left: 24px; padding-right: 24px; }
.pub-partners-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.pub-partner-card { display: flex; gap: 24px; background: #fff; border-radius: 20px; padding: 32px; border: 1px solid var(--pub-border); box-shadow: var(--pub-shadow); transition: transform .2s, box-shadow .2s; }
.pub-partner-card:hover { transform: translateY(-3px); box-shadow: 0 16px 48px rgba(67,56,202,.1); }
.pub-partner-icon { flex-shrink: 0; width: 72px; height: 72px; border-radius: 16px; background: linear-gradient(135deg, #eef2ff, #f8fafc); border: 1px solid #e0e7ff; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.pub-partner-icon img { width: 48px; height: 48px; object-fit: contain; }
.pub-partner-body { flex: 1; min-width: 0; }
.pub-partner-tag { display: inline-block; font-size: 13px; font-weight: 600; color: var(--pub-primary); background: var(--pub-primary-light); padding: 4px 12px; border-radius: 20px; margin-bottom: 10px; }
.pub-partner-body h3 { margin: 0 0 12px; font-size: 22px; font-weight: 700; }
.pub-partner-body p { margin: 0 0 20px; font-size: 15px; color: var(--pub-muted); line-height: 1.75; }
.pub-partner-btns { display: flex; flex-wrap: wrap; gap: 12px; }
.pub-partner-cta { margin-top: 4px; }

/* ── 客户案例 ── */
.pub-cases-note { text-align: center; color: #94a3b8; font-size: 14px; margin: -32px auto 36px; max-width: 640px; }
.pub-cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pub-case-card { background: #fff; border-radius: 20px; padding: 28px; border: 1px solid var(--pub-border); box-shadow: var(--pub-shadow); transition: transform .2s, box-shadow .2s; display: flex; flex-direction: column; }
.pub-case-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(67,56,202,.1); }
.pub-case-head { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.pub-case-logo { width: 56px; height: 56px; border-radius: 14px; object-fit: contain; background: #f8fafc; border: 1px solid #e2e8f0; padding: 6px; flex-shrink: 0; }
.pub-case-logo-fallback { background: linear-gradient(135deg, #eef2ff, #e0e7ff); }
.pub-case-head h3 { margin: 0 0 4px; font-size: 19px; font-weight: 700; }
.pub-case-industry { font-size: 13px; color: var(--pub-primary); font-weight: 600; }
.pub-case-summary { margin: 0 0 auto; color: var(--pub-muted); font-size: 15px; line-height: 1.75; flex: 1; }
.pub-case-compare { display: flex; align-items: center; gap: 12px; margin: 12px 0 16px; padding: 16px; background: linear-gradient(135deg, #f0fdf4 0%, #eef2ff 100%); border-radius: 14px; border: 1px solid #dbeafe; flex-wrap: wrap; }
.pub-case-rate { text-align: center; min-width: 72px; }
.pub-case-rate-label { display: block; font-size: 12px; color: #64748b; margin-bottom: 4px; }
.pub-case-rate strong { font-size: 28px; font-weight: 800; color: #334155; line-height: 1; }
.pub-case-rate-after strong { color: var(--pub-primary); }
.pub-case-arrow { font-size: 22px; color: #94a3b8; font-weight: 700; }
.pub-case-delta { background: #dcfce7; color: #15803d; font-weight: 700; font-size: 14px; padding: 6px 12px; border-radius: 999px; margin-left: auto; }
.pub-case-metrics { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }
.pub-case-metric { background: linear-gradient(135deg, #eef2ff 0%, #f0f9ff 100%); padding: 8px 14px; border-radius: 10px; font-size: 13px; font-weight: 600; color: var(--pub-primary); border: 1px solid #e0e7ff; }
.pub-empty-tip { grid-column: 1 / -1; text-align: center; color: var(--pub-muted); font-size: 15px; padding: 48px 0; }

/* ── 在线客服浮窗 ── */
.pub-chat { position: fixed; right: 24px; bottom: 24px; z-index: 999; display: flex; flex-direction: column; align-items: flex-end; gap: 14px; }
.pub-chat-fab {
  display: inline-flex; align-items: center; gap: 10px; border: none; cursor: pointer;
  background: linear-gradient(135deg, var(--pub-primary) 0%, #6366f1 100%);
  color: #fff; border-radius: 999px; padding: 14px 18px 14px 16px;
  box-shadow: 0 10px 32px rgba(67,56,202,.35); transition: transform .2s, box-shadow .2s;
}
.pub-chat-fab:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(67,56,202,.4); }
.pub-chat-fab.is-open { border-radius: 50%; width: 52px; height: 52px; padding: 0; justify-content: center; }
.pub-chat-fab.is-open .pub-chat-fab-label { display: none; }
.pub-chat-fab-icon { flex-shrink: 0; }
.pub-chat-fab-label { font-size: 14px; font-weight: 600; white-space: nowrap; }
.pub-chat-panel {
  width: 360px; max-width: calc(100vw - 32px); background: #fff; border-radius: 18px;
  box-shadow: 0 20px 60px rgba(15,23,42,.18), 0 0 0 1px rgba(15,23,42,.06);
  overflow: hidden; transform-origin: bottom right; animation: pubChatIn .22s ease;
}
@keyframes pubChatIn { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }
.pub-chat-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 18px; background: linear-gradient(135deg, var(--pub-primary) 0%, #4f46e5 100%); color: #fff;
}
.pub-chat-agent { display: flex; align-items: center; gap: 12px; min-width: 0; }
.pub-chat-avatar {
  width: 40px; height: 40px; border-radius: 12px; background: rgba(255,255,255,.16);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.pub-chat-head strong { display: block; font-size: 15px; font-weight: 700; }
.pub-chat-status { display: block; font-style: normal; font-size: 12px; opacity: .88; margin-top: 2px; }
.pub-chat-status::before { content: ''; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #34d399; margin-right: 6px; vertical-align: middle; }
.pub-chat-close { background: rgba(255,255,255,.14); border: none; color: #fff; width: 32px; height: 32px; border-radius: 10px; font-size: 20px; line-height: 1; cursor: pointer; }
.pub-chat-close:hover { background: rgba(255,255,255,.24); }
.pub-chat-body { height: 260px; overflow: auto; padding: 16px; background: #f8fafc; }
.pub-chat-welcome { background: #fff; border: 1px solid var(--pub-border); border-radius: 14px; padding: 14px 16px; color: var(--pub-muted); font-size: 14px; line-height: 1.7; }
.pub-chat-welcome p { margin: 0 0 8px; }
.pub-chat-welcome p:last-child { margin-bottom: 0; }
.pub-chat-msg { margin: 10px 0; display: flex; }
.pub-chat-msg span { display: inline-block; max-width: 85%; padding: 10px 14px; border-radius: 14px; font-size: 14px; line-height: 1.6; }
.pub-chat-msg-user { justify-content: flex-end; }
.pub-chat-msg-user span { background: var(--pub-primary); color: #fff; border-bottom-right-radius: 4px; }
.pub-chat-msg-bot span { background: #fff; color: var(--pub-text); border: 1px solid var(--pub-border); border-bottom-left-radius: 4px; }
.pub-chat-foot { display: flex; flex-direction: column; gap: 8px; padding: 12px 14px; border-top: 1px solid var(--pub-border); background: #fff; }
.pub-chat-lead-row,
.pub-chat-input-row { display: flex; align-items: center; gap: 8px; width: 100%; }
.pub-chat-lead-row input,
.pub-chat-input-row input {
  flex: 1; min-width: 0; padding: 10px 14px; border: 1px solid var(--pub-border); border-radius: 12px; font-size: 14px; outline: none;
}
.pub-chat-lead-row input:focus,
.pub-chat-input-row input:focus { border-color: #818cf8; box-shadow: 0 0 0 3px rgba(99,102,241,.12); }
.pub-chat-phone-btn {
  flex-shrink: 0; padding: 10px 14px; border: 1px solid #c7d2fe; border-radius: 12px; background: #eef2ff;
  color: var(--pub-primary); font-size: 13px; font-weight: 600; cursor: pointer;
}
.pub-chat-phone-btn:hover { background: #e0e7ff; }
.pub-chat-phone-btn:disabled { opacity: 0.6; cursor: not-allowed; }
.pub-chat-foot input {
  flex: 1; border: 1px solid var(--pub-border); border-radius: 12px; padding: 11px 14px;
  font-size: 14px; outline: none; transition: border-color .2s, box-shadow .2s;
}
.pub-chat-foot input:focus { border-color: #818cf8; box-shadow: 0 0 0 3px rgba(99,102,241,.12); }
.pub-chat-send {
  width: 42px; height: 42px; border: none; border-radius: 12px; cursor: pointer; flex-shrink: 0;
  background: var(--pub-primary); color: #fff; display: flex; align-items: center; justify-content: center;
  transition: background .2s, transform .15s;
}
.pub-chat-send:hover { background: var(--pub-primary-dark); transform: translateY(-1px); }
@media (max-width: 960px) {
  .pub-chat { right: 16px; bottom: 16px; }
  .pub-chat-fab-label { display: none; }
  .pub-chat-fab { width: 52px; height: 52px; padding: 0; justify-content: center; border-radius: 50%; }
  .pub-contact-side { right: 16px; bottom: 148px; }
  .pub-contact-btn span { display: none; }
  .pub-contact-btn { width: 48px; height: 48px; padding: 0; justify-content: center; border-radius: 50%; }
  .pub-chat-panel { width: min(360px, calc(100vw - 32px)); }
}

/* ── 套餐预览 ── */
.pub-plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pub-plan { background: #fff; border-radius: var(--pub-radius); padding: 32px 24px; box-shadow: var(--pub-shadow); text-align: center; border: 1px solid var(--pub-border); transition: transform .2s; position: relative; }
.pub-plan:hover { transform: translateY(-4px); }
.pub-plan:hover { transform: translateY(-4px); }
.pub-plan.popular { border-color: var(--pub-primary); box-shadow: 0 16px 48px rgba(67,56,202,.15); }
.pub-plan.popular::before { content: '推荐'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--pub-primary); color: #fff; font-size: 12px; padding: 2px 12px; border-radius: 10px; }
.landing-qiyin .pub-plan.popular::before,
.pricing-page .pub-plan.popular::before { content: '主推'; }
.pub-plan-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: var(--pub-primary);
  padding: 2px 8px;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 4px;
}
.pub-plan h3 { margin: 0 0 8px; }
.pub-plan .price { font-size: 28px; font-weight: 700; color: var(--pub-primary); margin: 16px 0; }
.pub-plan ul { text-align: left; font-size: 14px; color: var(--pub-muted); line-height: 2; padding-left: 18px; margin: 0 0 20px; }

/* ── FAQ ── */
.pub-faq { max-width: 720px; margin: 0 auto; }
.pub-faq-item { background: #fff; border-radius: var(--pub-radius); margin-bottom: 12px; box-shadow: var(--pub-shadow); overflow: hidden; }
.pub-faq-q { padding: 18px 24px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.pub-faq-q::after { content: '+'; font-size: 20px; color: var(--pub-primary); }
.pub-faq-item.open .pub-faq-q::after { content: '−'; }
.pub-faq-a { padding: 0 24px 18px; font-size: 14px; color: var(--pub-muted); display: none; line-height: 1.7; }
.pub-faq-item.open .pub-faq-a { display: block; }

/* ── CTA ── */
.pub-cta { background: var(--pub-gradient); color: #fff; text-align: center; padding: 64px 24px; }
.pub-cta h2 { font-size: 28px; margin: 0 0 12px; }
.pub-cta p { opacity: .9; margin: 0 0 28px; }

/* ── 页脚 ── */
.pub-footer { background: #141414; color: #ffffffa6; padding: 48px 24px 32px; }
.pub-footer-inner { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
.pub-footer h4 { color: #fff; margin: 0 0 16px; font-size: 15px; }
.pub-footer a { color: #ffffffa6; text-decoration: none; display: block; margin: 8px 0; font-size: 14px; }
.pub-footer a:hover { color: #fff; }
.pub-footer-bottom { max-width: 1180px; margin: 32px auto 0; padding-top: 24px; border-top: 1px solid #ffffff1a; text-align: center; font-size: 13px; }

/* ── 登录页增强 ── */
.login-page-v2 { min-height: 100vh; display: flex; flex-direction: column; }
.login-back { position: absolute; top: 20px; left: 24px; z-index: 10; }
.login-back a { color: rgba(255,255,255,.85); text-decoration: none; font-size: 14px; display: flex; align-items: center; gap: 6px; }
.login-back a:hover { color: #fff; }
.login-page-v2 .login-bg { background: var(--pub-gradient); }
.login-page-v2 .login-left { background: transparent; position: relative; }
.login-page-v3 { background: var(--pub-gradient); }
.login-page-v3 .login-container { width: 1040px; max-width: 96vw; box-shadow: 0 24px 80px rgba(43,16,85,.35); }
.login-page-v3 .login-left { padding: 40px 36px; display: flex; flex-direction: column; }
.login-page-v3 .login-right { padding: 36px 40px; background: #fff; }
.login-logo-img { width: 56px; height: 56px; margin-bottom: 16px; border-radius: 14px; box-shadow: 0 8px 24px rgba(0,0,0,.15); }
.login-hero-img { width: 100%; max-width: 360px; margin: 8px 0 20px; border-radius: 16px; opacity: .95; }
.login-card-head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.login-card-head h2 { margin: 0; font-size: 22px; }
.login-card-head p { margin: 4px 0 0; font-size: 13px; color: var(--pub-muted); }
.login-card-logo { width: 44px; height: 44px; border-radius: 10px; }
.login-tabs-compact { gap: 12px; flex-wrap: wrap; }
.login-tabs-compact .tab { font-size: 14px; padding: 6px 0; }
.form-group-inline { display: flex; gap: 10px; align-items: flex-end; }
.form-group-inline .flex-1 { flex: 1; }
.login-agree { display: block; font-size: 12px; color: var(--pub-muted); margin-top: 12px; }
.login-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: auto; }
.login-stat-box { background: rgba(255,255,255,.1); border-radius: 8px; padding: 14px; text-align: center; }
.login-stat-box strong { display: block; font-size: 22px; }
.login-stat-box span { font-size: 12px; opacity: .8; }
.input-wrap { position: relative; }
.input-wrap input { padding-right: 40px; }
.input-toggle { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); background: none; border: none; cursor: pointer; color: var(--text-secondary); font-size: 13px; padding: 4px 8px; }
.btn-loading::after { content: ''; width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.3); border-top-color: #fff; border-radius: 50%; animation: spin .6s linear infinite; margin-left: 8px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── 登录页 v4 玻璃拟态（参考竞品布局）── */
.login-page-v4 { min-height: 100vh; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.login-scene { position: relative; width: 100%; min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 48px 20px; }
.login-scene-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.login-glass-card {
  position: relative; z-index: 1; width: 420px; max-width: 94vw;
  background: rgba(255,255,255,.72); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255,255,255,.65); border-radius: 20px;
  box-shadow: 0 20px 60px rgba(22,119,255,.15), 0 8px 32px rgba(114,46,209,.12);
  padding: 32px 32px 28px;
}
.login-brand-header { text-align: center; margin-bottom: 24px; }
.login-brand-logo { width: 56px; height: 56px; border-radius: 14px; object-fit: contain; margin-bottom: 10px; }
.login-brand-name { font-size: 22px; font-weight: 700; color: #1f1f1f; margin: 0 0 6px; line-height: 1.3; }
.login-brand-tagline { font-size: 12px; color: #888; margin: 0; line-height: 1.5; }
.login-glass-tabs { display: flex; gap: 28px; justify-content: center; margin-bottom: 28px; border-bottom: none; }
.login-glass-tabs .tab {
  background: none; border: none; font-size: 18px; font-weight: 600; color: #999; cursor: pointer; padding: 0 4px 10px;
  border-bottom: 3px solid transparent; transition: all .2s;
}
.login-glass-tabs .tab.active { color: #1f1f1f; border-bottom-color: #722ed1; }
.login-glass-form .login-field {
  display: flex; align-items: center; background: #fff; border: 1px solid #e8e8e8; border-radius: 10px;
  padding: 0 14px; margin-bottom: 14px; min-height: 48px; transition: border-color .2s, box-shadow .2s;
}
.login-glass-form .login-field:focus-within { border-color: #91caff; box-shadow: 0 0 0 3px rgba(22,119,255,.1); }
.login-field-icon { width: 20px; height: 20px; flex-shrink: 0; margin-right: 10px; opacity: .55; }
.login-glass-form .login-field input {
  flex: 1; border: none; outline: none; font-size: 15px; background: transparent; padding: 12px 0;
}
.login-field-sms { padding-right: 8px; }
.login-field-sms input { padding-right: 8px; }
.btn-sms-send {
  flex-shrink: 0; border: none; background: #f0f5ff; color: #1677ff; font-size: 13px; padding: 8px 12px;
  border-radius: 8px; cursor: pointer; white-space: nowrap;
}
.btn-sms-send:hover { background: #d6e4ff; }
.btn-sms-send:disabled { opacity: .5; cursor: not-allowed; }
.login-eye { background: none; border: none; cursor: pointer; padding: 4px; display: flex; align-items: center; }
.login-options { display: flex; justify-content: space-between; align-items: center; margin: 4px 0 18px; font-size: 13px; }
.login-forgot { color: #1677ff; text-decoration: none; }
.login-forgot:hover { text-decoration: underline; }
.btn-login-gradient {
  width: 100%; border: none; border-radius: 24px; padding: 14px; font-size: 17px; font-weight: 600; color: #fff; cursor: pointer;
  background: linear-gradient(90deg, #69b1ff 0%, #722ed1 100%);
  box-shadow: 0 8px 24px rgba(114,46,209,.35); transition: transform .15s, box-shadow .15s;
}
.btn-login-gradient:hover { transform: translateY(-1px); box-shadow: 0 12px 28px rgba(114,46,209,.4); }
.btn-login-gradient:disabled { opacity: .65; cursor: not-allowed; transform: none; }
.login-glass-form .login-agree { text-align: center; margin-top: 14px; line-height: 1.6; }
.login-glass-form .login-agree a { color: #666; }
.login-footer-link { text-align: center; margin-top: 16px; font-size: 14px; color: #666; }
.login-footer-link a { color: #1677ff; text-decoration: none; font-weight: 500; }
.login-subtitle { text-align: center; color: #888; font-size: 13px; margin: -8px 0 16px; }
.login-page-v4 .error-msg { margin-top: 12px; text-align: center; }

/* ── 登录页 v5：对标企业端 GEO 环形视觉 + 右侧表单 ── */
/* 取消 admin.css .login-page 的 flex 居中，否则会把整页顶成白屏 */
body.login-page.login-page-v5 {
  display: block !important;
  align-items: stretch !important;
  justify-content: stretch !important;
  min-height: 100vh !important;
  margin: 0 !important;
  background: #12082c !important;
  overflow-x: hidden;
}
.login-page-v5 {
  min-height: 100vh;
  margin: 0;
  background: #12082c;
}
.login-v5-shell {
  width: 100%;
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 440px);
}
.login-v5-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 32px 56px;
  background:
    radial-gradient(ellipse 80% 60% at 50% 45%, rgba(124, 58, 237, .35), transparent 70%),
    linear-gradient(160deg, #14082e 0%, #2a1060 45%, #1b0a42 100%);
  overflow: hidden;
}
.login-v5-hero::before {
  content: "";
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(circle at 20% 30%, rgba(99, 102, 241, .18), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(168, 85, 247, .14), transparent 42%);
  pointer-events: none;
  animation: loginV5Glow 12s ease-in-out infinite alternate;
}
@keyframes loginV5Glow {
  from { transform: translate3d(0,0,0) scale(1); opacity: .85; }
  to { transform: translate3d(2%, -2%, 0) scale(1.05); opacity: 1; }
}
.login-v5-back {
  position: absolute;
  top: 22px;
  left: 24px;
  z-index: 2;
  color: rgba(255,255,255,.82);
  text-decoration: none;
  font-size: 14px;
}
.login-v5-back:hover { color: #fff; }
.login-v5-orbit-wrap {
  --orbit: min(480px, 70vw);
  --orbit-r: calc(var(--orbit) * 0.38);
  position: relative;
  z-index: 1;
  width: var(--orbit);
  height: var(--orbit);
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-v5-orbit-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 0 28px rgba(167, 139, 250, .35));
  animation: loginV5Float 6s ease-in-out infinite;
}
@keyframes loginV5Float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.login-v5-orbit-fallback {
  position: relative;
  width: 100%;
  height: 100%;
}
.login-v5-orbit-ring {
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 0 60px rgba(124, 58, 237, .25) inset;
}
.login-v5-orbit-ring.is-spinning { animation: loginOrbitSpin 22s linear infinite; }
@keyframes loginOrbitSpin { to { transform: rotate(360deg); } }
.login-v5-orbit-node {
  --n: 12;
  position: absolute;
  left: 50%;
  top: 50%;
  width: 54px;
  height: 54px;
  margin: -27px;
  z-index: 3;
  transform: rotate(calc(var(--i) * 360deg / var(--n))) translateY(calc(var(--orbit-r) * -1));
}
.login-v5-orbit-node-inner {
  width: 100%; height: 100%; border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 18px rgba(255,255,255,.55);
  display: flex; align-items: center; justify-content: center;
  transform: rotate(calc(var(--i) * -360deg / var(--n)));
}
.login-v5-orbit-ring.is-spinning .login-v5-orbit-node-inner {
  animation: loginOrbitSpin 22s linear infinite reverse;
}
.login-v5-orbit-node img { width: 30px; height: 30px; object-fit: contain; }
.login-v5-orbit-node em { display: none; }
.login-v5-ai-list {
  display: flex; flex-wrap: wrap; gap: 6px; justify-content: center;
  margin-top: 14px; max-width: 480px; position: relative; z-index: 1;
}
.login-v5-ai-chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 8px; border-radius: 999px;
  background: rgba(255,255,255,.12); color: rgba(255,255,255,.8); font-size: 11px;
}
.login-v5-ai-chip img { width: 12px; height: 12px; border-radius: 2px; }
.login-v5-orbit-center {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: clamp(28px, 4.2vw, 40px);
  font-weight: 800;
  letter-spacing: .06em;
  color: #fff;
  text-shadow: 0 0 24px rgba(196, 181, 253, .8), 0 0 48px rgba(124, 58, 237, .55);
  z-index: 1;
  pointer-events: none;
}
.login-v5-hero-copy {
  position: relative;
  z-index: 1;
  margin: 20px 0 0;
  color: rgba(255,255,255,.72);
  font-size: 14px;
  text-align: center;
  max-width: 420px;
  line-height: 1.6;
}
.login-v5-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 28px;
  background: #fff;
}
.login-v5-card {
  width: 100%;
  max-width: 380px;
}
.login-page-v5 .login-brand-header { margin-bottom: 28px; }
.login-page-v5 .login-brand-name { font-size: 24px; }
.login-page-v5 .btn-login-gradient {
  background: linear-gradient(135deg, #7c3aed 0%, #4f46e5 55%, #2563eb 100%);
  box-shadow: 0 10px 24px rgba(79, 70, 229, .35);
}
.login-page-v5 .error-msg { margin-top: 12px; text-align: center; }

@media (max-width: 900px) {
  .login-v5-shell { grid-template-columns: 1fr; }
  .login-v5-hero {
    min-height: 42vh;
    padding: 56px 20px 28px;
  }
  .login-v5-orbit-wrap {
    --orbit: min(280px, 72vw);
    --orbit-r: calc(var(--orbit) * 0.36);
    width: var(--orbit);
    height: var(--orbit);
  }
  .login-v5-orbit-node {
    width: 40px; height: 40px; margin: -20px;
  }
  .login-v5-orbit-node img { width: 22px; height: 22px; }
  .login-v5-hero-copy { font-size: 12px; margin-top: 12px; }
  .login-v5-panel { padding: 28px 20px 40px; }
}

/* ── 响应式 ── */
@media (max-width: 960px) {
  .pub-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .pub-workflow, .pub-features, .pub-features-grid, .pub-plans, .pub-cases-grid { grid-template-columns: 1fr; }
  .pub-partners-grid { grid-template-columns: 1fr; }
  .pub-partner-card { flex-direction: column; align-items: flex-start; }
  .pub-platforms { grid-template-columns: repeat(2, 1fr); }
  .pub-footer-inner { grid-template-columns: 1fr; }
  .pub-nav-links { display: none; }
  .pub-section-title h2 { font-size: 28px; }
}
@media (max-width: 1200px) and (min-width: 961px) {
  .pub-features-grid { grid-template-columns: repeat(3, 1fr); }
}