/* ===== Hero(深色横幅内嵌旗舰产品卡) ===== */
.hero { position:relative; border-radius:16px; color:#fff; padding:64px 44px 56px; margin-bottom:30px; overflow:hidden; border:1px solid rgba(239,238,236,.10); background:#191a23; }
@keyframes heroKB { from { transform:scale(1); } to { transform:scale(1.06); } }
/* 漂移光斑: 低透明度径向渐变, transform-only, 20-30s 周期, 不喧宾夺主 */
.hero-orb { position:absolute; z-index:1; border-radius:50%; pointer-events:none; will-change:transform; }
.orb-a { width:460px; height:460px; left:-140px; top:-160px; background:radial-gradient(circle, rgba(40,184,148,.30) 0%, rgba(40,184,148,0) 65%); animation:orbDriftA 26s ease-in-out infinite alternate; }
.orb-b { width:380px; height:380px; right:8%; top:-120px; background:radial-gradient(circle, rgba(50,230,185,.18) 0%, rgba(50,230,185,0) 65%); animation:orbDriftB 32s ease-in-out infinite alternate; }
.orb-c { width:340px; height:340px; right:-100px; bottom:-140px; background:radial-gradient(circle, rgba(245,94,50,.16) 0%, rgba(245,94,50,0) 65%); animation:orbDriftC 24s ease-in-out infinite alternate; }
@keyframes orbDriftA { from { transform:translate(0,0) scale(1); } to { transform:translate(110px,60px) scale(1.12); } }
@keyframes orbDriftB { from { transform:translate(0,0); } to { transform:translate(-90px,70px); } }
@keyframes orbDriftC { from { transform:translate(0,0); } to { transform:translate(-70px,-60px); } }
.hero-head { position:relative; z-index:2; text-align:center; margin-bottom:44px; }
.hero-head h1 { font-size:40px; line-height:1.3; margin-bottom:12px; font-weight:700; color:#28b894; letter-spacing:.5px; background:linear-gradient(90deg,#28b894,#32e6b9); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.hero-sub { font-size:16px; color:rgba(239,238,236,.85); line-height:1.6; }
.hero-grid { position:relative; z-index:2; display:grid; grid-template-columns:minmax(280px,1fr) 2fr; gap:56px; align-items:start; }

/* 左侧: 特性 chips 2x2 + CTA */
.hero-points { display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:24px; }
.hero-points .hp { display:flex; align-items:center; gap:10px; background:rgba(239,238,236,.08); border-radius:8px; padding:12px 14px; font-size:14px; color:#fff; line-height:1.4; }
.hero-points .hp:hover { background:rgba(239,238,236,.14); }
.hero-points .hp .hp-ico { display:inline-flex; align-items:center; justify-content:center; width:20px; height:20px; flex-shrink:0; color:#32e6b9; }
.hero-points .hp span { display:block; font-size:11px; color:rgba(239,238,236,.62); margin-top:3px; }
.hero-btns { display:flex; gap:16px; }
.hero-cta { flex:1; display:inline-flex; align-items:center; justify-content:center; background:#f55e32; color:#fff; font-size:15px; font-weight:500; padding:12px 0; border-radius:8px; text-decoration:none; transition:background .15s,box-shadow .15s; }
.hero-cta:hover { background:#d9471f; box-shadow:0 4px 12px rgba(245,94,50,.4); }
.hero-cta-ghost { flex:1; display:inline-flex; align-items:center; justify-content:center; border:1px solid rgba(239,238,236,.45); color:#fff; font-size:15px; font-weight:500; padding:11px 0; border-radius:8px; text-decoration:none; transition:background .15s; }
.hero-cta-ghost:hover { background:rgba(239,238,236,.10); }

/* 右侧: 旗舰产品白卡(嵌深色横幅) */
.hero-cards { display:flex; gap:20px; flex-wrap:wrap; }
.hcard { flex:1 1 calc((100% - 40px)/3); max-width:230px; background:#fff; border-radius:12px; box-shadow:0 4px 20px rgba(0,0,0,.12); padding:24px 20px; display:flex; flex-direction:column; text-align:center; transition:box-shadow .2s,transform .2s; }
.hcard:hover { box-shadow:0 14px 34px rgba(0,0,0,.24); transform:translateY(-4px); }
.hcard h3 { font-size:18px; font-weight:600; color:#141414; margin-bottom:10px; }
.hcard-sub { font-size:13px; color:#8E8E8E; margin-bottom:18px; min-height:18px; }
.hcard-old { font-size:13px; color:#9a9a9a; text-decoration:line-through; margin-bottom:2px; }
.hcard-price { margin-bottom:14px; color:#141414; }
.hcard-price .cur { display:flex; justify-content:center; align-items:flex-start; gap:8px; font-weight:700; font-size:42px; line-height:1.15; }
.hcard-price .cur .yen { font-size:20px; margin-top:8px; }
.hcard-price .cur .tail { display:flex; flex-direction:column; align-items:flex-start; justify-content:center; gap:4px; margin-top:6px; }
.hcard-price .cur .dec { font-size:16px; font-weight:600; line-height:1; }
.hcard-price .cur .unit { font-size:13px; font-weight:400; color:#565656; line-height:1; }
.hcard-btn { display:inline-flex; align-items:center; justify-content:center; padding:10px 14px; background:#f55e32; color:#fff; font-size:13px; font-weight:500; border-radius:8px; text-decoration:none; margin-bottom:14px; transition:background .15s,box-shadow .15s; }
.hcard-btn:hover { background:#d9471f; box-shadow:0 4px 12px rgba(245,94,50,.35); }
.hcard-desc { font-size:12px; color:#3d3d3d; line-height:1.8; text-align:left; flex:1; }

/* ===== 区块标题 ===== */
.sec-title { text-align:center; font-size:26px; font-weight:600; color:#1F1F1F; margin:52px 0 8px; letter-spacing:.3px; }
.sec-sub { text-align:center; font-size:14px; color:#b6b7c1; margin-bottom:28px; }

/* ===== 活动与推广(横向 tab + 卡片网格) ===== */
.zone-tabs { display:flex; flex-wrap:wrap; gap:10px; justify-content:center; margin-bottom:22px; }
.zone-tab { border:1px solid #E1E1E1; background:#fff; color:#4B4B4B; font-size:13px; font-weight:500; font-family:inherit; padding:8px 20px; border-radius:999px; cursor:pointer; transition:all .15s; }
.zone-tab:hover { border-color:#28b894; color:#28b894; }
.zone-tab.on { background:var(--orange); border-color:var(--orange); color:#fff; font-weight:600; }
.zone-tab.on:hover { background:var(--orange-d); border-color:var(--orange-d); }
.promo-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.promo-card { position:relative; background:#fff; border-radius:12px; box-shadow:0 2px 10px rgba(0,60,64,.06); display:flex; overflow:hidden; transition:box-shadow .2s,transform .2s; }
.promo-card:hover { box-shadow:0 10px 26px rgba(0,60,64,.16); transform:translateY(-4px); }
.promo-card::before, .promo-card::after { content:''; position:absolute; left:82px; width:20px; height:20px; border-radius:50%; background:#f7fafc; z-index:1; }
.promo-card::before { top:-10px; }
.promo-card::after { bottom:-10px; }
.promo-card .stub { flex:0 0 84px; background:linear-gradient(160deg,#f55e32 0%,#d9471f 100%); color:#fff; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:6px; padding:12px 6px; }
.promo-card .stub .p-ico { display:inline-flex; align-items:center; justify-content:center; width:24px; height:24px; }
.promo-card .stub .p-tag { font-size:12px; font-weight:600; letter-spacing:1px; background:rgba(255,255,255,.18); border-radius:999px; padding:2px 10px; }
.promo-card .body { flex:1; min-width:0; padding:12px 16px 12px 18px; border-left:2px dashed #f6d9cf; display:flex; flex-direction:column; }
.promo-card h4 { font-size:15px; font-weight:600; color:#1F1F1F; margin-bottom:4px; }
.promo-card p { font-size:12px; color:#6b7280; line-height:1.7; margin-bottom:6px; }
.promo-card a { margin-top:auto; font-size:13px; font-weight:600; color:#28b894; text-decoration:none; }
.promo-card a:hover { color:#20a07f; text-decoration:underline; }

/* ===== 全球数据中心(浅色卡 + 世界地图钉点) ===== */
.region-wrap { background:#fff; border:1px solid #eef1f6; border-radius:16px; padding:44px 36px 38px; box-shadow:0 2px 10px rgba(0,60,64,.06); }
.region-wrap .sec-title { color:#1F1F1F; margin-top:0; }
.region-wrap .sec-sub { color:#8E8E8E; }
/* 数据中心统计(count-up 数字滚动, 数据来自模板变量) */
.dc-stats { display:flex; justify-content:center; gap:56px; margin:-6px 0 26px; }
.dc-stat { text-align:center; }
.dc-num { font-size:30px; font-weight:700; color:#28b894; line-height:1.25; font-variant-numeric:tabular-nums; }
.dc-label { display:block; font-size:12px; color:#8E8E8E; margin-top:2px; }
/* ===== 腾讯云风格点阵地图: 深色面板 + 点阵大陆 + 发光脉冲节点 + 流动弧线 ===== */
.map-box { position:relative; border-radius:16px; overflow:hidden;
  background:radial-gradient(1000px 380px at 50% -10%, #14356a 0%, #0c2150 45%, #081633 100%);
  box-shadow:inset 0 0 80px rgba(4,10,26,.55); }
.map-box img { width:100%; height:auto; aspect-ratio:2/1; display:block; user-select:none; opacity:.95; }
.map-arcs { position:absolute; inset:0; width:100%; height:100%; pointer-events:none; z-index:1; }
.map-arcs path { fill:none; stroke:#32e6b9; stroke-opacity:.42; stroke-width:.18; stroke-dasharray:1 0.8; animation:arcFlow 1.8s linear infinite; }
@keyframes arcFlow { to { stroke-dashoffset:-1.8; } }
.map-pin { position:absolute; z-index:2; transform:translate(-50%,-50%); }
.pin-dot { position:relative; display:block; width:12px; height:12px; border-radius:50%; background:#32e6b9; border:2px solid rgba(255,255,255,.92); box-shadow:0 0 12px 3px rgba(50,230,185,.5); cursor:pointer; }
.pin-dot::after { content:''; position:absolute; left:50%; top:50%; width:12px; height:12px; margin:-8px 0 0 -8px; border-radius:50%; border:2px solid rgba(50,230,185,.6); animation:pinPulse 2s ease-out infinite; }
@keyframes pinPulse { 0% { transform:scale(.7); opacity:.9; } 100% { transform:scale(2.2); opacity:0; } }
.pin-card { position:absolute; bottom:20px; left:-14px; width:210px; background:rgba(11,24,50,.78); backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px); border:1px solid rgba(50,230,185,.30); border-radius:12px; box-shadow:0 10px 30px rgba(3,8,20,.5); padding:14px 16px; opacity:0; visibility:hidden; transform:translateY(6px); transition:all .18s; z-index:6; }
.map-pin:hover .pin-card, .map-pin.open .pin-card { opacity:1; visibility:visible; transform:translateY(0); }
.map-pin.pin-flip .pin-card { left:auto; right:-14px; }
.pin-card h4 { font-size:14px; font-weight:600; color:#eafff7; margin-bottom:8px; }
.pin-card h4::before { content:''; display:inline-block; width:13px; height:13px; margin-right:4px; vertical-align:-2px; background:no-repeat center/contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2332e6b9' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 21s-6-5.3-6-10a6 6 0 1 1 12 0c0 4.7-6 10-6 10z'/%3E%3Ccircle cx='12' cy='11' r='2'/%3E%3C/svg%3E"); }
.pin-card a { display:inline-block; font-size:12px; color:#32e6b9; text-decoration:none; margin-right:12px; line-height:2; }
.pin-card a:hover { color:#7ff5d4; text-decoration:underline; }
.pin-meta { font-size:11px; color:rgba(234,255,247,.72); margin:-2px 0 4px; letter-spacing:.02em; }
/* 枢纽节点(香港): 更大金色钉点 + 双层脉冲, 与普通节点区分 */
.map-pin.pin-hub { z-index:3; }
.map-pin.pin-hub .pin-dot { width:16px; height:16px; background:#ffc24b; box-shadow:0 0 16px 5px rgba(255,194,75,.55); }
.map-pin.pin-hub .pin-dot::after { width:16px; height:16px; margin:-10px 0 0 -10px; border-color:rgba(255,194,75,.65); }
/* 移动端回退: 卡片列表 */
.region-grid { display:none; grid-template-columns:repeat(4,1fr); gap:14px; }
.region-card { background:#f7f8fa; border:1px solid #eef1f6; border-radius:12px; padding:16px 18px; display:flex; flex-direction:column; transition:border-color .2s,transform .2s; }
.region-card:hover { border-color:#28b894; transform:translateY(-4px); }
.region-card h4 { font-size:15px; font-weight:600; margin-bottom:10px; color:#1F1F1F; }
.region-card h4::before { content:''; display:inline-block; width:13px; height:13px; margin-right:4px; vertical-align:-2px; background:no-repeat center/contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2328b894' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 21s-6-5.3-6-10a6 6 0 1 1 12 0c0 4.7-6 10-6 10z'/%3E%3Ccircle cx='12' cy='11' r='2'/%3E%3C/svg%3E"); }
.region-card a { display:inline-block; font-size:12px; color:#28b894; text-decoration:none; margin-right:12px; line-height:2; }
.region-meta { font-size:11px; color:#8a8f9c; margin:-4px 0 6px; }
.region-card a:hover { color:#20a07f; text-decoration:underline; }
.region-card .speed { margin-top:8px; padding-top:8px; border-top:1px dashed #e6e9f0; font-size:12px; color:#6b7280; text-decoration:none; }
.region-card .speed:hover { color:#20a07f; text-decoration:none; }

/* ===== 为什么选择我们(痛点卡) ===== */
.why-grid { display:grid; grid-template-columns:repeat(5,1fr); gap:16px; }
.why-card { background:#fff; border-radius:12px; padding:22px 18px; box-shadow:0 2px 10px rgba(0,60,64,.06); border-top:3px solid #28b894; display:flex; flex-direction:column; transition:box-shadow .2s,transform .2s; }
.why-card:hover { box-shadow:0 10px 26px rgba(0,60,64,.16); transform:translateY(-4px); }
.why-card h4 { font-size:16px; font-weight:600; color:#1F1F1F; margin-bottom:10px; line-height:1.5; }
.why-card .pain { font-size:12px; color:#6b7280; line-height:1.9; margin-bottom:12px; }
.why-card .sol { font-size:12px; color:#1F1F1F; line-height:1.9; background:#f0faf6; border-radius:8px; padding:10px 12px; margin-bottom:10px; }
.why-card .sol b { color:#28b894; }
.why-card .case { font-size:11px; color:#9aa3b2; line-height:1.8; margin-top:auto; padding-top:8px; border-top:1px dashed #e6e9f0; }
/* 底部 CTA 横幅 */
.why-cta { margin-top:22px; border-radius:12px; padding:26px 30px; display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap;
  background:
    radial-gradient(480px 200px at 100% 0%, rgba(40,184,148,.14), transparent 65%),
    repeating-linear-gradient(0deg, rgba(239,238,236,.04) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(90deg, rgba(239,238,236,.04) 0 1px, transparent 1px 40px),
    linear-gradient(120deg,#191a23,#1e1e28); }
.why-cta .t1 { font-size:20px; font-weight:600; color:#fff; }
.why-cta .t2 { font-size:13px; color:rgba(239,238,236,.65); margin-top:4px; }
.why-cta a { display:inline-flex; align-items:center; background:#f55e32; color:#fff; font-size:14px; font-weight:500; padding:11px 26px; border-radius:8px; text-decoration:none; transition:background .15s,box-shadow .15s; }
.why-cta a:hover { background:#d9471f; box-shadow:0 4px 12px rgba(245,94,50,.4); }

/* ===== 我们到底有多懂你(场景 tab) ===== */
.scn-tabs { display:flex; flex-wrap:wrap; gap:10px; justify-content:center; margin-bottom:22px; }
.scn-tab { border:1px solid #E1E1E1; background:#fff; color:#4B4B4B; font-size:13px; font-weight:500; font-family:inherit; padding:8px 18px; border-radius:999px; cursor:pointer; transition:all .15s; }
.scn-tab:hover { border-color:#28b894; color:#28b894; }
.scn-tab.on { background:var(--orange); border-color:var(--orange); color:#fff; font-weight:600; }
.scn-tab.on:hover { background:var(--orange-d); border-color:var(--orange-d); }
.scn-detail { background:#fff; border-radius:12px; box-shadow:0 2px 10px rgba(0,60,64,.06); padding:36px 40px; display:flex; align-items:center; gap:28px; transition:box-shadow .2s,transform .2s; }
.scn-detail:hover { box-shadow:0 10px 26px rgba(0,60,64,.14); transform:translateY(-4px); }
.scn-detail .ico { display:inline-flex; flex-shrink:0; color:#28b894; }
.scn-detail h3 { font-size:20px; font-weight:600; color:#1F1F1F; margin-bottom:10px; }
.scn-detail p { font-size:14px; color:#4B4B4B; line-height:2; margin-bottom:16px; }

/* ===== 一键部署(应用卡) ===== */
.apps-grid { display:grid; grid-template-columns:repeat(5,1fr); gap:18px; }
.app-card { background:#fff; border-radius:12px; padding:24px 20px; box-shadow:0 2px 10px rgba(0,60,64,.06); display:flex; flex-direction:column; transition:box-shadow .2s,transform .2s; }
.app-card:hover { box-shadow:0 12px 28px rgba(0,60,64,.16); transform:translateY(-4px); }
.app-card .a-ico { display:inline-flex; margin-bottom:12px; color:#28b894; }
.app-card h4 { font-size:16px; font-weight:600; color:#1F1F1F; margin-bottom:8px; }
.app-card p { font-size:12px; color:#6b7280; line-height:1.9; margin-bottom:14px; }
.app-card a { margin-top:auto; font-size:13px; font-weight:600; color:#28b894; text-decoration:none; }
.app-card a:hover { color:#20a07f; text-decoration:underline; }
.app-card.req { border:2px dashed #28b894; box-shadow:none; background:#f6fdf9; }

/* ===== 我们懂你 ===== */
.ud-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.ud-card { background:#fff; border-radius:12px; padding:28px 24px; box-shadow:0 2px 10px rgba(0,60,64,.06); border-top:3px solid #28b894; transition:box-shadow .2s,transform .2s; }
.ud-card:hover { box-shadow:0 10px 26px rgba(0,60,64,.16); transform:translateY(-4px); }
.ud-card .ico { display:inline-flex; margin-bottom:14px; color:#28b894; }
.ud-card h4 { font-size:17px; font-weight:600; color:#1F1F1F; margin-bottom:10px; }
.ud-card p { font-size:12px; color:#6b7280; line-height:2; }
/* 行内线性图标对齐(tab/案例行/测速链接) */
.scn-tab svg.lni { vertical-align:-2px; }
.why-card .case svg.lni, .region-card .speed svg.lni { vertical-align:-1px; }

/* ===== 响应式 ===== */
@media (max-width: 1080px) {
  .why-grid { grid-template-columns:repeat(3,1fr); }
  .apps-grid { grid-template-columns:repeat(3,1fr); }
}
@media (max-width: 980px) {
  .hero-grid { grid-template-columns:1fr; gap:36px; }
  .hcard { max-width:none; }
}
@media (max-width: 900px) {
  .promo-grid { grid-template-columns:1fr 1fr; }
  .region-grid { grid-template-columns:1fr 1fr; }
  .ud-grid { grid-template-columns:1fr 1fr; }
  .scn-detail { flex-direction:column; text-align:center; }
}
@media (max-width: 760px) {
  .hero { padding:36px 22px; }
  .hero-head h1 { font-size:26px; }
  .hero-btns { flex-direction:column; }
  .map-box { display:none; }
  .region-grid { display:grid; }
  .why-grid, .apps-grid { grid-template-columns:1fr 1fr; }
  .hcard { flex:1 1 100%; }
  .scn-detail { padding:26px 20px; }
}
@media (max-width: 480px) {
  .promo-grid, .region-grid, .why-grid, .apps-grid, .ud-grid { grid-template-columns:1fr; }
}
@media (max-width: 760px) {
  .dc-stats { gap:28px; }
  .dc-num { font-size:24px; }
}

/* ===== 滚动入场 fade-up(JS 按需加 .rv, 入场完成后移除类, 不干扰卡片自身 hover 过渡) ===== */
.rv { opacity:0; transform:translateY(24px); transition:opacity .55s ease, transform .55s cubic-bezier(.22,.61,.36,1); }
.rv-on { opacity:1; transform:translateY(0); }

/* ===== tab 面板切换淡入(0.25s, 不影响 equalPanels 等高逻辑) ===== */
@keyframes panelIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:none; } }
.panel-fade { animation:panelIn .25s ease; }

/* ===== 离屏暂停: IO 给滚出视口的 hero/地图容器加 .anim-pause, 常驻动画暂停省帧, 滚回自动恢复 ===== */
.anim-pause .hero-bg, .anim-pause .hero-orb,
.anim-pause .map-arcs path, .anim-pause .pin-dot::after { animation-play-state:paused; }

/* ===== 动效降级: prefers-reduced-motion 时全部静止 ===== */
@media (prefers-reduced-motion: reduce) {
  .hero-bg, .hero-orb { animation:none; }
  .panel-fade { animation:none; }
  .rv { opacity:1; transform:none; transition:none; }
}