/* ==========================================================================
   熊猫技术训练营 · K线技术训练主题站（WhatsApp 领取资料）
   设计系统：深色行情终端 + 熊猫黑白 + 金色点缀
   约定：红涨绿跌（中国市场惯例）
   ========================================================================== */

:root{
  /* 底色 */
  --bg:#0D1117;
  --bg-2:#111722;
  --panel:#161D29;
  --panel-2:#1B2432;
  --line:#243044;
  --line-soft:#1D2635;
  /* 文字 */
  --text:#E9ECF1;
  --text-2:#A8B3C2;
  --text-3:#6E7A8C;
  /* 涨跌（中国惯例：红涨绿跌） */
  --up:#E5484D;
  --up-soft:rgba(229,72,77,.14);
  --down:#2FA36B;
  --down-soft:rgba(47,163,107,.14);
  /* 金色 */
  --gold:#E8B33A;
  --gold-2:#F6D574;
  --gold-deep:#B8891F;
  /* WhatsApp */
  --wa:#25D366;
  --wa-dark:#128C7E;
  --wa-bg:#0B141A;

  --shadow-sm:0 4px 16px rgba(0,0,0,.35);
  --shadow:0 16px 40px rgba(0,0,0,.45);
  --glow-gold:0 0 0 1px rgba(232,179,58,.25), 0 18px 44px -14px rgba(232,179,58,.28);

  --radius:16px;
  --radius-sm:12px;
  --radius-lg:24px;
  --maxw:1160px;
  --head-h:68px;
  --ann-h:38px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--head-h) + 16px)}
body{
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--text);background:var(--bg);line-height:1.75;font-size:16px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  padding-top:calc(var(--ann-h) + var(--head-h));
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul,ol{list-style:none}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:880px;margin:0 auto;padding:0 24px}

/* ---------- 排版 ---------- */
.sec{padding:88px 0}
.sec-tight{padding:60px 0}
.sec-head{text-align:center;max-width:780px;margin:0 auto 52px}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:.24em;
  color:var(--gold-2);background:rgba(232,179,58,.1);
  border:1px solid rgba(232,179,58,.28);
  padding:7px 18px;border-radius:99px;margin-bottom:18px;
}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);line-height:1.28;font-weight:900;letter-spacing:.01em}
.sec-head p{margin-top:14px;color:var(--text-2);font-size:16.5px}
.mono{font-family:"SF Mono","JetBrains Mono",Consolas,"Courier New",monospace}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 30px;border-radius:99px;
  font-size:16px;font-weight:800;letter-spacing:.02em;
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-gold{
  color:#241A05;
  background:linear-gradient(135deg,#FFE59A,#E8B33A 52%,#C9962A);
  box-shadow:0 14px 30px -10px rgba(232,179,58,.55),inset 0 1px 0 rgba(255,255,255,.5);
}
.btn-gold:hover{filter:brightness(1.05);box-shadow:0 20px 38px -12px rgba(232,179,58,.7)}
.btn-ghost{color:var(--text);background:transparent;border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2)}
.btn-wa{
  color:#fff;
  background:linear-gradient(135deg,#29D86A,#25D366 50%,#128C7E);
  box-shadow:0 14px 30px -10px rgba(18,140,53,.55),inset 0 1px 0 rgba(255,255,255,.22);
}
.btn-wa:hover{filter:brightness(1.05);box-shadow:0 20px 38px -12px rgba(18,140,53,.7)}
.btn-wa svg{width:22px;height:22px;flex-shrink:0}
.btn-lg{height:58px;padding:0 38px;font-size:17px}
.btn-block{width:100%}

/* ---------- 顶部公告 ---------- */
.announce{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:var(--ann-h);
  display:flex;align-items:center;justify-content:center;gap:4px;
  background:linear-gradient(90deg,rgba(232,179,58,.16),rgba(232,179,58,.28),rgba(232,179,58,.16));
  border-bottom:1px solid rgba(232,179,58,.25);
  color:var(--gold-2);font-size:13px;line-height:1.2;letter-spacing:.04em;
  text-align:center;padding:0 16px;
  transition:transform .28s ease;
}
.announce b{color:var(--gold-2)}
.announce .an-short{display:none}
/* 滚动后公告条收起，导航顶到最上方，给手机让出屏幕高度 */
body.ann-hidden .announce{transform:translateY(-100%)}

/* ---------- 导航 ---------- */
.head{
  position:fixed;top:var(--ann-h);left:0;right:0;z-index:50;
  background:rgba(13,17,23,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
  transition:top .28s ease,box-shadow .25s ease;
}
.head.scrolled{box-shadow:0 10px 30px rgba(0,0,0,.4)}
.head-inner{height:var(--head-h);display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand .logo{
  width:40px;height:40px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(145deg,#202A3A,#141B26);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
}
.brand .logo svg{width:26px;height:26px}
.brand b{font-size:17px;font-weight:900;letter-spacing:.02em;display:block;line-height:1.2}
.brand small{display:block;font-size:11px;color:var(--text-3);letter-spacing:.14em;margin-top:1px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  font-size:14px;color:var(--text-2);font-weight:600;
  padding:9px 14px;border-radius:99px;transition:color .18s,background .18s;
}
.nav a:hover{color:var(--gold-2);background:rgba(232,179,58,.08)}
.head-cta{display:flex;align-items:center;gap:12px}
.head-cta .btn{height:44px;padding:0 22px;font-size:14.5px}
.menu-btn{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);color:var(--text-2)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:96px 0 84px;
  background:
    radial-gradient(900px 480px at 78% -10%,rgba(232,179,58,.09),transparent 60%),
    radial-gradient(700px 420px at 8% 110%,rgba(229,72,77,.07),transparent 60%),
    linear-gradient(180deg,#0D1117,#101623);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(36,48,68,.35) 1px,transparent 1px),linear-gradient(90deg,rgba(36,48,68,.35) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(720px 460px at 72% 18%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(720px 460px at 72% 18%,#000 30%,transparent 75%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12.5px;font-weight:800;letter-spacing:.16em;
  color:var(--gold-2);background:rgba(232,179,58,.1);
  border:1px solid rgba(232,179,58,.3);
  padding:8px 16px;border-radius:99px;margin-bottom:22px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--wa);box-shadow:0 0 10px var(--wa);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{
  font-size:clamp(32px,4.6vw,52px);line-height:1.22;font-weight:900;letter-spacing:.005em;
}
.hero h1 .gold{background:linear-gradient(120deg,#F6D574,#E8B33A 55%,#C9962A);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{margin-top:20px;font-size:17px;color:var(--text-2);max-width:520px}
.hero .sub b{color:var(--text);font-weight:700}
.hero-stats{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-stats .chip{
  display:flex;align-items:center;gap:9px;
  background:var(--panel);border:1px solid var(--line);
  padding:10px 16px;border-radius:14px;font-size:13.5px;color:var(--text-2);
}
.hero-stats .chip b{color:var(--text);font-size:15px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-note{margin-top:16px;font-size:12.5px;color:var(--text-3)}

/* Hero 右侧：行情卡 */
.ticker-card{
  position:relative;
  background:linear-gradient(160deg,#1A2230,#121826);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.ticker-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--line-soft);
}
.ticker-head .name{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px}
.ticker-head .name .tag{font-size:10.5px;font-weight:800;letter-spacing:.1em;color:var(--gold-2);background:rgba(232,179,58,.12);border:1px solid rgba(232,179,58,.3);padding:3px 9px;border-radius:99px}
.ticker-head .time{font-size:12px;color:var(--text-3)}
.ticker-body{padding:20px 20px 8px}
.candle-svg{width:100%;height:auto;display:block}
.ticker-foot{
  display:flex;justify-content:space-between;gap:10px;
  padding:12px 20px 16px;border-top:1px solid var(--line-soft);
}
.ticker-foot .cell{font-size:12px;color:var(--text-3)}
.ticker-foot .cell b{display:block;font-size:14.5px;color:var(--text);margin-top:2px}
.ticker-foot .cell b.up{color:var(--up)}
.ticker-foot .cell b.down{color:var(--down)}

/* ---------- 通用卡片 ---------- */
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(232,179,58,.4);box-shadow:var(--shadow)}

/* ---------- K线九形态 ---------- */
.pattern-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pattern-card{padding:24px 22px;display:flex;flex-direction:column;gap:14px}
.pattern-card .idx{
  display:inline-flex;align-self:flex-start;
  font-size:11.5px;font-weight:900;letter-spacing:.12em;
  color:var(--gold-2);background:rgba(232,179,58,.1);
  border:1px solid rgba(232,179,58,.3);
  padding:4px 11px;border-radius:99px;
}
.pattern-visual{
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-2);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:14px 0;min-height:150px;
}
.pattern-visual svg{height:118px;width:auto}
.pattern-card h3{font-size:17.5px;font-weight:900;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.pattern-card h3 .alias{font-size:12px;font-weight:700;color:var(--text-3)}
.pattern-card p{font-size:14px;color:var(--text-2);line-height:1.72}
.pattern-card p b.up{color:var(--up)}
.pattern-card p b.down{color:var(--down)}

/* 形态板块底部：其余五形态 → 图谱领取钩子 */
.sec-cta{
  margin-top:32px;padding-top:28px;border-top:1px solid var(--line-soft);
  display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center;
}
.sec-cta-note{font-size:14px;color:var(--text-3);letter-spacing:.02em}
@media (max-width:720px){
  .sec-cta{margin-top:24px;padding-top:22px;gap:14px}
  .sec-cta-note{font-size:12.5px;line-height:1.6}
  .sec-cta .btn{width:100%}
}

/* ---------- 理念金句 ---------- */
.quote-band{
  position:relative;overflow:hidden;
  background:
    radial-gradient(700px 380px at 50% -20%,rgba(232,179,58,.12),transparent 65%),
    linear-gradient(180deg,#111827,#0D1117);
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
}
.quote-band .mark{
  text-align:center;font-size:110px;line-height:.6;color:rgba(232,179,58,.16);
  font-family:Georgia,serif;margin-bottom:6px;
}
.quote-band blockquote{
  text-align:center;max-width:760px;margin:0 auto;
  font-size:clamp(21px,2.8vw,30px);font-weight:900;line-height:1.55;letter-spacing:.01em;
}
.quote-band blockquote .gold{color:var(--gold-2)}
.quote-band figcaption{
  text-align:center;margin-top:22px;color:var(--text-3);font-size:14px;letter-spacing:.08em;
}
.quote-vs{display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:stretch;max-width:860px;margin:44px auto 0}
.quote-vs .side{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;text-align:center;
}
.quote-vs .side h4{font-size:15px;font-weight:900;color:var(--gold-2);margin-bottom:8px;letter-spacing:.06em}
.quote-vs .side p{font-size:14px;color:var(--text-2)}
.quote-vs .mid{
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:900;color:var(--text-3);letter-spacing:.18em;
}

/* ---------- 训练路径 ---------- */
.path{position:relative;max-width:820px;margin:0 auto}
.path::before{
  content:"";position:absolute;left:27px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,var(--gold),rgba(232,179,58,.15));
}
.path-item{position:relative;padding:0 0 34px 84px}
.path-item:last-child{padding-bottom:0}
.path-item .node{
  position:absolute;left:0;top:0;
  width:56px;height:56px;border-radius:18px;
  background:linear-gradient(150deg,#232E42,#161D29);
  border:1px solid rgba(232,179,58,.4);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  box-shadow:0 0 0 5px rgba(232,179,58,.07);
}
.path-item .node b{font-size:15px;color:var(--gold-2);line-height:1.1}
.path-item .node small{font-size:10px;color:var(--text-3);letter-spacing:.06em}
.path-item .stage{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:900;letter-spacing:.16em;color:var(--gold-2);margin-bottom:8px}
.path-item h3{font-size:20px;font-weight:900;margin-bottom:10px}
.path-item p{color:var(--text-2);font-size:15px;max-width:640px}
.path-item .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.path-item .tags span{
  font-size:12.5px;color:var(--text-2);
  background:var(--bg-2);border:1px solid var(--line);
  padding:5px 12px;border-radius:99px;
}
.path-item .tags span.hot{color:var(--up);border-color:rgba(229,72,77,.35);background:var(--up-soft)}
.path-item .tags span.cool{color:var(--down);border-color:rgba(47,163,107,.35);background:var(--down-soft)}

/* ---------- 误区对比 ---------- */
.myth-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.myth-card{padding:30px 28px;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel)}
.myth-card.bad h3{color:var(--down)}
.myth-card.good{border-color:rgba(232,179,58,.42);background:linear-gradient(165deg,#1D2432,#151C29)}
.myth-card.good h3{color:var(--gold-2)}
.myth-card .icon{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;background:var(--bg-2);border:1px solid var(--line)}
.myth-card h3{font-size:19px;font-weight:900;margin-bottom:10px}
.myth-card p{font-size:14.5px;color:var(--text-2)}
.myth-card p b{color:var(--text)}
.master-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}
.master-card{
  display:flex;align-items:center;gap:18px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;
}
.master-card .avatar{
  width:56px;height:56px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:900;color:#241A05;
  background:linear-gradient(140deg,#F6D574,#C9962A);
}
.master-card .info b{display:block;font-size:16.5px;font-weight:900}
.master-card .info span{font-size:13px;color:var(--text-3)}
.master-card .info em{display:block;font-style:normal;font-size:13.5px;color:var(--gold-2);margin-top:4px;font-weight:700}

/* ---------- 学员故事 ---------- */
.story-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:start}
.story-panel{
  background:linear-gradient(165deg,#1B2434,#131A26);
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px 28px;
}
.story-panel .label{display:inline-block;font-size:11.5px;font-weight:900;letter-spacing:.18em;color:var(--gold-2);background:rgba(232,179,58,.1);border:1px solid rgba(232,179,58,.3);padding:5px 13px;border-radius:99px;margin-bottom:18px}
.story-panel h3{font-size:22px;font-weight:900;line-height:1.4;margin-bottom:14px}
.story-panel p{font-size:14.5px;color:var(--text-2);margin-bottom:12px}
.story-panel p b{color:var(--text)}
.story-panel .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.story-panel .tags span{
  font-size:12.5px;color:var(--text-2);
  background:var(--bg-2);border:1px solid var(--line);
  padding:5px 12px;border-radius:99px;
}
.quotes{display:flex;flex-direction:column;gap:16px}
.quote-card{
  background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--gold);
  border-radius:var(--radius-sm);padding:20px 24px;
}
.quote-card p{font-size:16px;font-weight:700;line-height:1.7}
.quote-card small{display:block;margin-top:10px;color:var(--text-3);font-size:13px}
.quote-card .qmark{color:var(--gold);font-size:20px;font-family:Georgia,serif}

/* ---------- 领取区 ---------- */
.claim{
  position:relative;overflow:hidden;
  background:
    radial-gradient(800px 400px at 50% 0%,rgba(37,211,102,.1),transparent 62%),
    linear-gradient(180deg,#10151F,#0D1117);
  border-top:1px solid var(--line-soft);
}
.claim-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.claim h2{font-size:clamp(26px,3.4vw,36px);font-weight:900;line-height:1.3}
.claim .sub{margin-top:14px;color:var(--text-2);font-size:16px}
.claim-list{margin-top:26px;display:flex;flex-direction:column;gap:12px}
.claim-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text-2)}
.claim-list li .tick{
  width:22px;height:22px;border-radius:7px;flex-shrink:0;margin-top:3px;
  background:rgba(37,211,102,.14);border:1px solid rgba(37,211,102,.4);
  display:flex;align-items:center;justify-content:center;
}
.claim-list li .tick svg{width:12px;height:12px}
.claim-list li b{color:var(--text)}
.claim .hero-ctas{margin-top:30px}
.claim .hero-note{margin-top:14px}

/* WhatsApp 聊天预览 */
.chat-preview{
  background:var(--wa-bg);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.chat-head{
  display:flex;align-items:center;gap:12px;
  background:#1F2C34;padding:13px 18px;
}
.chat-head img{width:40px;height:40px;border-radius:50%;border:2px solid rgba(232,179,58,.5)}
.chat-head b{display:block;font-size:15px}
.chat-head small{display:flex;align-items:center;gap:6px;font-size:11.5px;color:#8FA6AF}
.chat-head small i{width:7px;height:7px;border-radius:50%;background:var(--wa);display:inline-block}
.chat-body{padding:20px 16px 22px;display:flex;flex-direction:column;gap:12px}
.bubble{
  max-width:82%;padding:11px 15px;border-radius:14px;
  font-size:14px;line-height:1.65;position:relative;
}
.bubble.in{align-self:flex-start;background:#202C33;color:#E9EDEF;border-top-left-radius:4px}
.bubble.out{align-self:flex-end;background:#005C4B;color:#E9EDEF;border-top-right-radius:4px}
.bubble .time{display:block;text-align:right;font-size:10.5px;color:rgba(233,237,239,.5);margin-top:5px}
.chat-cta{
  margin:0 16px 18px;display:flex;align-items:center;gap:12px;
  background:rgba(37,211,102,.1);border:1px dashed rgba(37,211,102,.45);
  border-radius:14px;padding:13px 16px;
  text-decoration:none;cursor:pointer;transition:background .2s,border-color .2s,transform .15s;
}
a.chat-cta:hover{background:rgba(37,211,102,.2);border-color:rgba(37,211,102,.85)}
a.chat-cta:active{transform:scale(.985)}
.chat-cta .wa-ico{
  width:38px;height:38px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,#29D86A,#128C7E);
  display:flex;align-items:center;justify-content:center;
}
.chat-cta .wa-ico svg{width:20px;height:20px}
.chat-cta p{font-size:13px;color:var(--text-2)}
.chat-cta p b{color:var(--text);display:block;font-size:14px}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
details.faq-item{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:0;overflow:hidden;
}
details.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:18px 22px;font-size:15.5px;font-weight:800;
}
details.faq-item summary::-webkit-details-marker{display:none}
details.faq-item summary .plus{
  width:26px;height:26px;border-radius:8px;flex-shrink:0;
  border:1px solid var(--line);color:var(--gold-2);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:900;
  transition:transform .2s;
}
details.faq-item[open] summary .plus{transform:rotate(45deg)}
details.faq-item .ans{padding:0 22px 20px;color:var(--text-2);font-size:14.5px}
details.faq-item .ans b{color:var(--text)}

/* ---------- 页脚 ---------- */
.foot{border-top:1px solid var(--line-soft);background:#0B0F15;padding:52px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:start}
.foot .brand b{color:var(--text)}
.foot p{font-size:13.5px;color:var(--text-3);margin-top:12px;max-width:460px}
.risk{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px 20px;font-size:12.5px;color:var(--text-3);line-height:1.8;
}
.risk b{color:var(--text-2)}
.foot-bottom{
  margin-top:34px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-3);
}

/* ---------- 移动端 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .pattern-grid{grid-template-columns:repeat(2,1fr)}
  .story-grid{grid-template-columns:1fr}
  .claim-grid{grid-template-columns:1fr;gap:40px}
  .quote-vs{grid-template-columns:1fr;gap:12px}
  .quote-vs .mid{padding:2px 0}
  .myth-grid,.master-row{grid-template-columns:1fr}
}
@media (max-width:720px){
  :root{--ann-h:34px}
  .announce{font-size:12px;padding:0 12px;letter-spacing:.02em}
  .announce .an-full{display:none}
  .announce .an-short{display:inline}
  /* 顶部导航在窄屏要容纳 品牌 + WhatsApp 按钮 + 菜单按钮，压缩留白 */
  .head-inner{gap:10px;padding:0 14px}
  .brand{gap:9px}
  .brand .logo{width:34px;height:34px;border-radius:10px}
  .brand .logo svg{width:22px;height:22px}
  .brand b{font-size:15.5px}
  .brand small{display:none}
  .head-cta{gap:8px}
  .head-cta .btn-wa{padding:0 13px;font-size:13.5px}
  .head-cta .btn-wa svg{width:19px;height:19px}
  .menu-btn{width:42px;height:42px;flex-shrink:0}
  .nav,.head-cta .btn-ghost{display:none}
  .menu-btn{display:flex;align-items:center;justify-content:center}
  .head-cta .btn-wa{padding:0 16px}
  /* v24 手机端整体收紧留白，缩短整页高度 */
  .sec{padding:46px 0}
  .sec-tight{padding:34px 0}
  .sec-head{margin:0 auto 28px}
  .hero{padding:52px 0 44px}
  .myth-card{padding:20px 18px}
  .myth-card .icon{width:38px;height:38px;border-radius:12px;margin-bottom:10px}
  .hero-grid{gap:28px}
  .hero{padding:44px 0 40px}
  .quote-card{padding:16px 18px}
  .chat-body{gap:10px}
  .story-panel{padding:20px 18px}
  .path-item{padding-bottom:20px}
  .path-item .tags{margin-top:8px}
  .path-item .tags span{padding:4px 10px;font-size:11px}
  .foot{padding:34px 0 calc(26px + 74px)} /* 底部留出悬浮领取条的高度 */
  .pattern-grid{grid-template-columns:1fr;gap:14px}
  /* 手机端形态卡改「左图右文」紧凑排列，整段高度约减半 */
  .pattern-card{
    display:grid;grid-template-columns:92px 1fr;
    grid-template-areas:"idx idx" "vis title" "vis text";
    column-gap:16px;row-gap:6px;padding:16px 18px;align-items:start;
  }
  .pattern-card .idx{grid-area:idx;justify-self:start}
  .pattern-visual{grid-area:vis;min-height:0;padding:10px 0;align-self:stretch}
  .pattern-visual svg{height:84px}
  .pattern-card h3{grid-area:title;font-size:16px}
  .pattern-card p{grid-area:text;font-size:13.5px;line-height:1.65}
  .path::before{left:19px}
  .path-item{padding-left:56px}
  .path-item .node{width:40px;height:40px;border-radius:13px}
  .path-item .node b{font-size:12px}
  .path-item .node small{font-size:8.5px}
  .foot-grid{grid-template-columns:1fr}
  .hero-ctas .btn{width:100%}
}
/* 移动端展开菜单 */
.nav.open{
  display:flex;position:fixed;top:calc(var(--ann-h) + var(--head-h));left:0;right:0;
  flex-direction:column;align-items:stretch;gap:2px;
  background:#0E131B;backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);box-shadow:0 24px 48px -12px rgba(0,0,0,.7);
  padding:12px 20px 18px;
  transition:top .28s ease;
}
body.ann-hidden .nav.open{top:var(--head-h)}
body.ann-hidden .head{top:0}
.nav.open a{padding:13px 14px;font-size:15px}

/* ---------- 底部悬浮领取条（v24，仅手机端显示） ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  display:none;align-items:center;justify-content:center;gap:9px;
  padding:11px 16px calc(11px + env(safe-area-inset-bottom,0px));
  background:rgba(11,15,21,.94);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-top:1px solid rgba(37,211,102,.32);
  text-decoration:none;color:#E7ECF3;font-size:15px;font-weight:700;letter-spacing:.01em;
}
.sticky-cta b{color:#25D366}
.sticky-cta svg{width:20px;height:20px;color:#25D366;flex-shrink:0}
.sticky-cta:active{transform:scale(.99)}
@media (max-width:720px){
  .sticky-cta{display:flex}
}