:root{--bg:#0b0d12;--bg2:#11141c;--tx:#e8ebf2;--tx2:#a3a9b8;--mute:#6b7282;--line:rgba(255,255,255,.08);--ac:#22d3ee;--ac2:#8b5cf6;--grad:linear-gradient(90deg,#22d3ee,#8b5cf6);--f:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;font-family:var(--f);color:var(--tx);line-height:1.75;-webkit-font-smoothing:antialiased;background:radial-gradient(900px 600px at 85% -10%,rgba(139,92,246,.22),transparent 60%),radial-gradient(800px 500px at -10% 20%,rgba(34,211,238,.14),transparent 60%),var(--bg);background-attachment:fixed}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 75%)}
a{color:var(--tx);text-decoration:none;transition:color .2s}a:hover{color:var(--ac)}
.nav{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:16px 5vw;background:rgba(11,13,18,.7);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.logo{font-weight:800;font-size:15px;letter-spacing:.18em}.logo i{font-style:normal;color:var(--tx2);font-weight:500;letter-spacing:.05em}
.nav nav a{margin-left:28px;font-size:14px;color:var(--tx2)}
main{max-width:1200px;margin:0 auto;padding:0 5vw 100px}
section{padding:96px 0 0}
h1,h2,h3{letter-spacing:-.01em;line-height:1.2}
h2{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.3em;color:var(--ac);margin:0 0 36px;display:flex;align-items:center;gap:16px}h2::after{content:"";flex:1;height:1px;background:var(--line)}
h1{font-size:64px;font-weight:800;margin:.15em 0 .3em}h3{font-size:22px;font-weight:700;margin:.2em 0}
.eyebrow{display:inline-block;font-size:12.5px;letter-spacing:.2em;color:var(--ac);border:1px solid rgba(34,211,238,.35);background:rgba(34,211,238,.06);padding:5px 14px;border-radius:99px;margin:0}
.hero{min-height:min(calc(100vh - 62px),820px);align-items:flex-start;display:flex;flex-direction:column;justify-content:center;padding:60px 0}
.hero h1{font-size:18px;font-weight:500;color:var(--tx2);letter-spacing:.4em;margin:28px 0 14px}
.lead{font-size:clamp(40px,7vw,92px);font-weight:800;line-height:1.1;letter-spacing:-.02em;margin:0 0 30px;background:linear-gradient(180deg,#fff 30%,#9aa3b5);-webkit-background-clip:text;background-clip:text;color:transparent;max-width:1000px}
.sub{font-size:19px;color:var(--tx2);max-width:640px;margin:0}
.lead2{font-size:30px;font-weight:700;line-height:1.4;margin:0 0 20px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.btns{margin-top:44px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 28px;border-radius:99px;background:var(--grad);color:#05070b;font-weight:700;font-size:15px}.btn:hover{color:#05070b;box-shadow:0 0 30px rgba(34,211,238,.45)}
.btn.ghost{background:transparent;color:var(--tx);border:1px solid rgba(255,255,255,.2)}.btn.ghost:hover{border-color:var(--ac);color:var(--ac);box-shadow:none}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);counter-reset:p}
.pillar{counter-increment:p;padding:36px 32px 40px;border-left:1px solid var(--line);transition:background .3s}.pillar:first-child{border-left:0;padding-left:0}
.pillar:hover{background:linear-gradient(180deg,rgba(34,211,238,.06),transparent)}
.pillar::before{content:"0" counter(p);display:block;font-size:56px;font-weight:800;line-height:1;margin-bottom:22px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.pillar p{color:var(--tx2);font-size:15.5px}
.cards{display:block;border-top:1px solid var(--line)}
.card{position:relative;display:grid;grid-template-columns:1fr 2fr;column-gap:40px;align-items:baseline;padding:28px 56px 28px 0;border-bottom:1px solid var(--line);transition:padding .25s,background .25s}
.card::after{content:"→";position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--mute);font-size:22px;transition:.25s}
.card:hover{padding-left:18px;background:linear-gradient(90deg,rgba(34,211,238,.08),transparent)}.card:hover::after{color:var(--ac);right:4px}
.card h3{grid-column:2;grid-row:1;margin:0;font-size:24px}.card .meta{grid-column:1;grid-row:1/3}.card p{grid-column:2;color:var(--tx2);margin:6px 0 0}.card:hover h3{color:var(--ac)}
.meta{font-size:13px;color:var(--mute)}
.more{display:inline-block;margin-top:28px;font-weight:600;color:var(--ac)}
.list{list-style:none;padding:0;margin:30px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.list li{background:var(--bg);padding:30px;color:var(--tx2)}.list li b{display:block;color:var(--tx);font-size:20px;margin-bottom:8px}.list .meta{display:block;margin-top:12px;color:var(--ac);opacity:.8}
.course{padding:36px 0;border-bottom:1px solid var(--line)}.course h2{font-size:28px;text-transform:none;letter-spacing:0;color:var(--tx);margin:.2em 0}.course h2::after{display:none}
.big{font-size:52px;font-weight:800;margin:.2em 0;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.post{max-width:720px;margin:0 auto;padding-top:80px;font-size:18px;line-height:1.95;color:#d3d8e2}
.post h1{font-size:44px;line-height:1.25;color:#fff;margin:.5em 0 .4em}.post>.meta{padding-bottom:28px;margin-bottom:40px;border-bottom:1px solid var(--line)}
.post h2{font-size:24px;text-transform:none;letter-spacing:0;color:#fff;margin:2.2em 0 .6em}.post h2::after{display:none}
.post blockquote{margin:1.6em 0;padding:18px 24px;border-left:3px solid var(--ac);background:rgba(34,211,238,.05);color:var(--tx);border-radius:0 8px 8px 0}
.post p{margin:0 0 1.2em}
footer{max-width:1200px;margin:0 auto;padding:40px 5vw 60px;border-top:1px solid var(--line);color:var(--mute);font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}footer p{margin:0}footer a{color:var(--tx2)}.small{font-size:12.5px}
::selection{background:var(--ac);color:#000}
@media(max-width:760px){.nav{padding:14px 5vw}.logo i{display:none}.nav nav a{margin-left:14px;font-size:13px}
.hero{min-height:min(calc(88vh - 54px),640px)}.lead{font-size:40px}.sub{font-size:16.5px}h1{font-size:40px}section{padding:64px 0 0}
.grid3{grid-template-columns:1fr}.pillar{border-left:0;border-top:1px solid var(--line);padding:28px 0}.pillar:first-child{border-top:0}.pillar::before{font-size:40px}
.list{grid-template-columns:1fr}.list li{padding:22px}.card{grid-template-columns:1fr;padding-right:36px}.card h3,.card p,.card .meta{grid-column:1;grid-row:auto}.card h3{font-size:20px;margin-top:4px}
.lead2{font-size:22px}.post{padding-top:48px;font-size:17px}.post h1{font-size:30px}.big{font-size:36px}}
/* daily */
.latest{display:block;margin-top:0;padding:40px;border:1px solid rgba(34,211,238,.25);border-radius:16px;background:linear-gradient(135deg,rgba(34,211,238,.07),rgba(139,92,246,.07))}
.latest h3{font-size:30px;margin:10px 0 18px}.latest ul{margin:0 0 24px;padding:0;list-style:none}.latest li{padding:8px 0 8px 22px;position:relative;color:var(--tx2)}
.latest li::before{content:"";position:absolute;left:0;top:19px;width:8px;height:8px;border-radius:50%;background:var(--grad)}
.issue-item{padding:34px 0;border-bottom:1px solid var(--line)}.issue-item .num{font-size:13px;font-weight:700;color:var(--ac);letter-spacing:.2em}
.issue-item h2{font-size:24px;text-transform:none;letter-spacing:0;color:#fff;margin:.4em 0 .5em}.issue-item h2::after{display:none}
.take{margin-top:14px;padding:16px 20px;border-radius:10px;background:rgba(139,92,246,.09);border:1px solid rgba(139,92,246,.25);color:var(--tx)}
.take b{display:block;font-size:12.5px;letter-spacing:.2em;color:#b9a2ff;margin-bottom:4px}
.src{font-size:13px;color:var(--mute)}.src a{color:var(--ac)}
.intro{font-size:19px;color:var(--tx2)}.closing{margin-top:40px;font-size:19px;color:var(--tx)}
.disclaimer{margin-top:40px;font-size:13px;color:var(--mute)}
@media(max-width:760px){.latest{padding:26px 22px}.latest h3{font-size:23px}}
/* seal */
.logo{display:inline-flex;align-items:center;gap:10px}.seal-s{width:28px;height:28px;filter:drop-shadow(0 0 6px rgba(232,48,40,.35))}
.hero{position:relative}.seal-hero{position:absolute;right:0;top:50%;transform:translateY(-50%) rotate(-6deg);width:220px;height:220px;opacity:.9;filter:drop-shadow(0 0 30px rgba(232,48,40,.25));pointer-events:none}
footer{align-items:center}.seal-f{width:44px;height:44px;opacity:.85}
.seal-end{display:block;width:72px;height:72px;margin:30px 0 0;transform:rotate(-4deg);opacity:.9}
@media(max-width:1100px){.seal-hero{width:150px;height:150px;top:70px;transform:rotate(-6deg);opacity:.75}}
@media(max-width:760px){.seal-hero{width:92px;height:92px;top:40px;right:0}.seal-s{width:24px;height:24px}}
.seal-hero{top:70px;right:-10px;transform:rotate(-6deg);width:190px;height:190px}.hero .lead{max-width:calc(100% - 220px);position:relative;z-index:1}
.logo{white-space:nowrap}
@media(max-width:1100px){.hero .lead{max-width:100%}}
@media(max-width:760px){.nav{gap:12px}.nav nav{overflow-x:auto;white-space:nowrap;scrollbar-width:none}.nav nav::-webkit-scrollbar{display:none}.nav nav a{margin-left:12px}.seal-hero{top:24px;width:80px;height:80px}}
@media(max-width:420px){.nav nav a{margin-left:10px;font-size:12px}.logo{gap:6px;font-size:13px;letter-spacing:.12em}}
/* 生意信号 */
.sg-intro .sub{max-width:760px}.sg-catlist{list-style:none;padding:0;margin:26px 0 18px;display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.sg-catlist li{border:1px solid var(--line);border-radius:12px;padding:12px 14px;color:var(--mute);font-size:13px;line-height:1.6}.sg-catlist b{display:block;color:var(--tx);font-size:15px;margin-bottom:2px}
.sg-tabs{position:sticky;top:0;z-index:5;display:flex;gap:8px;overflow-x:auto;padding:14px 0;margin-top:30px;background:var(--bg);border-bottom:1px solid var(--line);scrollbar-width:none}
.sg-tab{flex:none;font:inherit;font-size:14px;color:var(--tx2);background:transparent;border:1px solid var(--line);border-radius:99px;padding:7px 15px;cursor:pointer}.sg-tab b{font-weight:600;color:var(--mute);margin-left:4px}
.sg-tab.on{color:#0b0d12;background:var(--ac);border-color:var(--ac)}.sg-tab.on b{color:#0b0d12}
.sg-list{padding-top:28px;display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:18px}
.sg-card{border:1px solid var(--line);border-radius:16px;padding:24px 24px 20px;background:rgba(255,255,255,.02)}.sg-card[hidden]{display:none}
.sg-card.is-soon{border-color:rgba(251,146,60,.55);background:linear-gradient(160deg,rgba(251,146,60,.08),rgba(255,255,255,.015) 60%)}
.sg-card h3{font-size:18.5px;line-height:1.5;margin:12px 0 14px;color:#fff}
.sg-badges{display:flex;flex-wrap:wrap;gap:6px}.sg-badges span,.sg-home .sg-cat,.sg-home .sg-soon{font-size:12px;padding:2px 10px;border-radius:99px;border:1px solid var(--line);color:var(--tx2)}
.sg-cat{color:var(--ac)!important;border-color:rgba(34,211,238,.35)!important}.sg-soon{color:#fb923c!important;border-color:rgba(251,146,60,.6)!important;background:rgba(251,146,60,.1)}
.sg-tbc{color:#facc15!important;border-color:rgba(250,204,21,.5)!important}.sg-off{color:var(--mute)!important}
.sg-card dl{margin:0;display:grid;grid-template-columns:5.2em 1fr;gap:8px 12px;font-size:14.5px;line-height:1.7}.sg-card dt{color:var(--mute);font-size:13px;padding-top:1px}.sg-card dd{margin:0;color:var(--tx2)}
.sg-card dd.sg-dl{color:var(--tx);font-weight:600}.is-soon dd.sg-dl{color:#fb923c}.sg-card dd a{color:var(--ac)}
.sg-home-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.sg-home-grid>div{border:1px solid var(--line);border-radius:16px;padding:22px 24px}
.sg-home h3{font-size:15px;margin:0 0 8px;color:var(--tx2)}.sg-home ul{list-style:none;margin:0;padding:0}.sg-home li{border-top:1px solid var(--line)}.sg-home li:first-child{border-top:0}
.sg-home li a{display:block;padding:12px 0;color:var(--tx);line-height:1.55}.sg-home li .sg-cat{margin-right:8px}.sg-home li em{display:block;font-style:normal;font-size:12.5px;color:var(--mute);margin-top:3px}
@media(max-width:760px){.sg-list{grid-template-columns:1fr}.sg-home-grid{grid-template-columns:1fr}.sg-card{padding:20px 18px}.sg-card dl{grid-template-columns:1fr;gap:2px}.sg-card dd{margin-bottom:8px}}
/* v5: smaller hero seal */
.seal-hero{width:110px;height:110px;top:64px;right:0}.hero .lead{max-width:calc(100% - 140px)}
@media(max-width:1100px){.seal-hero{width:88px;height:88px;top:56px}}
/* v5: H5 */
.share-img{position:absolute;width:0;height:0;overflow:hidden;opacity:0;pointer-events:none}
.tabbar{display:none}
html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:rgba(34,211,238,.15)}
@media(max-width:768px){
 .nav{padding-top:calc(12px + env(safe-area-inset-top));padding-left:max(5vw,env(safe-area-inset-left));padding-right:max(5vw,env(safe-area-inset-right))}
 .nav nav{display:none}.logo{min-height:44px;display:inline-flex;align-items:center}
 .seal-hero{width:46px;height:46px;top:18px;right:0;opacity:.85}.hero .lead{max-width:100%}
 body{padding-bottom:calc(64px + env(safe-area-inset-bottom))}
 .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;background:rgba(11,13,18,.94);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
 .tabbar a{flex:1;min-height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--mute);font-size:11px;text-decoration:none}
 .tabbar svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
 .tabbar a.on{color:var(--ac)}.tabbar a.on svg{filter:drop-shadow(0 0 6px rgba(34,211,238,.5))}
 .btn,.more,.sg-tab,footer a,.card,.sg-card dd a,.issue-item a{min-height:44px}
 .btn,.sg-tab{display:inline-flex;align-items:center}.more,footer a,.sg-card dd a{display:inline-flex;align-items:center}
 .sg-tabs{top:0}.sg-home li a{min-height:44px}
 footer{padding-bottom:28px}
}

/* straighten seals */
.seal-hero,.seal-end{transform:none!important}