/* ===== tokens ===== */
:root{
  --bg:#07080a; --bg-100:#0d0e11; --bg-200:#131518; --bg-300:#1b1e23;
  --fg:#f4f4f6; --fg-2:#b9bec4; --fg-3:#7d838a; --fg-4:#4e545b;
  --line:rgba(255,255,255,.08); --line-2:rgba(255,255,255,.14);
  --ember:#ff6a3d; --ember-2:#ff3d5a; --ember-soft:rgba(255,106,61,.16);
  --teal:#2a9fb3; --cream:#f3e9d2;
  --r-sm:8px; --r:12px; --r-lg:16px; --r-xl:24px;
  --sans:"Inter","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --mono:"JetBrains Mono","SF Mono",Menlo,Consolas,monospace;
  --w:1204px;
  --spring:linear(0 0%, .0143 1.3%, .0576 2.7%, .1287 4.2%, .2251 5.8%, .3438 7.6%, .481 9.5%, .6309 11.6%, .7868 13.9%, .9407 16.3%, 1.0836 18.9%, 1.2059 21.6%, 1.2983 24.3%, 1.3543 27.1%, 1.3695 29.9%, 1.3437 32.7%, 1.2809 35.5%, 1.1882 38.3%, 1.0757 41.1%, .9552 43.9%, .8388 46.7%, .7375 49.5%, .6594 52.3%, .6096 55.1%, .5901 57.9%, .6001 60.7%, .6362 63.5%, .6928 66.3%, .7629 69.1%, .8393 71.9%, .9152 74.7%, .9848 77.5%, 1.0435 80.3%, 1.0882 83.1%, 1.1172 85.9%, 1.1305 88.7%, 1.1293 91.5%, 1.1156 94.3%, 1.0926 97.1%, 1.0636 100%);
  --spring-soft:linear(0 0%, .0201 2%, .0785 4%, .1697 6%, .2861 8%, .4193 10%, .5605 12%, .7013 14%, .8339 16%, .9519 18%, 1.0503 20%, 1.1258 22%, 1.1768 24%, 1.2037 26%, 1.2084 28%, 1.1938 30%, 1.1636 32%, 1.1218 34%, 1.0724 36%, 1.0196 38%, .9669 40%, .9174 42%, .8737 44%, .8377 46%, .8107 48%, .7934 50%, .7861 52%, .7883 54%, .7993 56%, .8179 58%, .8425 60%, .8714 62%, .9027 64%, .9346 66%, .9655 68%, .9938 70%, 1.0184 72%, 1.0384 74%, 1.0531 76%, 1.0623 78%, 1.0661 80%, 1.0648 82%, 1.0591 84%, 1.0498 86%, 1.0379 88%, 1.0245 90%, 1.0106 92%, .9973 94%, .9853 96%, .9755 98%, .9683 100%);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3{margin:0;font-weight:700;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}
.mono{font-family:var(--mono);font-size:12.5px;letter-spacing:.01em}
.muted{color:var(--fg-3)}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--ember);text-transform:uppercase}
.hero .kicker,.hero-foot{text-shadow:0 1px 12px rgba(0,0,0,.9)}
.lede{color:var(--fg-2);font-size:17px;line-height:1.7;max-width:56ch}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:10px;font-weight:600;font-size:14.5px;white-space:nowrap;transition:transform .5s var(--spring-soft),background .2s,box-shadow .3s;will-change:transform}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0) scale(.98)}
.btn-lg{height:48px;padding:0 24px;font-size:15.5px;border-radius:12px}
.btn-light{background:#fff;color:#0d0e11;box-shadow:0 1px 0 rgba(255,255,255,.4) inset,0 10px 30px -10px rgba(255,255,255,.35)}
.btn-light:hover{background:#fff;box-shadow:0 1px 0 rgba(255,255,255,.4) inset,0 14px 36px -10px rgba(255,255,255,.5)}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--fg);border:1px solid var(--line-2);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.link-quiet{color:var(--fg-2);font-size:14.5px;font-weight:500}
.link-quiet:hover{color:var(--fg)}

/* ===== nav ===== */
.nav{position:fixed;inset:16px 0 auto;z-index:50;display:flex;justify-content:center;padding:0 16px;pointer-events:none}
.nav-inner{pointer-events:auto;width:min(var(--w),100%);height:60px;display:flex;align-items:center;gap:24px;padding:0 10px 0 18px;border-radius:14px;background:rgba(13,14,17,.7);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);box-shadow:0 20px 50px -20px rgba(0,0,0,.6);animation:navIn 1s var(--spring-soft) both}
@keyframes navIn{from{transform:translateY(-24px);opacity:0}to{transform:none;opacity:1}}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:.02em}
.brand-glyph{width:22px;height:22px;border-radius:6px;background:conic-gradient(from 210deg,var(--ember),var(--ember-2) 40%,#5a1a12 75%,var(--ember));box-shadow:0 0 18px -2px rgba(255,106,61,.8);position:relative}
.brand-glyph::after{content:"";position:absolute;inset:6px;border-radius:3px;background:var(--bg);opacity:.85}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:14.5px;color:var(--fg-2);font-weight:500}
.nav-links a{transition:color .2s}.nav-links a:hover{color:var(--fg)}
.nav-cta{display:flex;align-items:center;gap:18px;margin-left:auto}
.nav-links+.nav-cta{margin-left:8px}

/* ===== hero ===== */
.hero{position:relative;padding:190px 16px 80px;min-height:100vh;display:flex;flex-direction:column;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity .3s ease}
.hero-canvas.on{opacity:1}
.hero-fallback{position:absolute;inset:0;background:linear-gradient(135deg,transparent 32%,rgba(255,106,61,.28) 46%,rgba(255,61,90,.18) 52%,transparent 66%)}
.hero-canvas.on+.hero-fallback{opacity:0;transition:opacity 1.4s}
.hero-vignette{position:absolute;inset:0;background:radial-gradient(80% 60% at 50% 40%,transparent 40%,var(--bg) 100%),linear-gradient(to bottom,rgba(7,8,10,.4),transparent 25%,transparent 70%,var(--bg))}
.hero-inner{position:relative;z-index:1;text-align:center;display:flex;flex-direction:column;align-items:center;gap:22px;max-width:820px}
.hero-title{font-size:clamp(48px,8vw,104px);line-height:1.02;letter-spacing:-.035em;font-weight:900;text-shadow:0 10px 60px rgba(0,0,0,.6)}
.hero-lede{font-size:clamp(16px,1.6vw,19px);color:var(--fg-2);max-width:46ch;line-height:1.7;text-shadow:0 2px 20px rgba(0,0,0,.6)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.hero-foot{color:var(--fg-3)}
/* 首屏文字压在光带上：近白字 + 强投影 + 文字后方一层暗遮罩，保证在高饱和显示器上也能读 */
.hero .kicker{color:#ffd8c8;text-shadow:0 1px 2px rgba(0,0,0,.8),0 2px 18px rgba(0,0,0,.9)}
.hero-lede{color:var(--fg);text-shadow:0 1px 2px rgba(0,0,0,.7),0 2px 28px rgba(0,0,0,.85)}
.hero-foot{color:rgba(244,244,246,.82);text-shadow:0 1px 2px rgba(0,0,0,.8),0 2px 18px rgba(0,0,0,.9)}
.hero .btn-ghost{background:rgba(7,8,10,.5);border-color:rgba(255,255,255,.38);color:var(--fg);backdrop-filter:blur(6px)}
.hero-vignette{background:radial-gradient(46% 42% at 50% 42%,rgba(7,8,10,.62),transparent 72%),radial-gradient(80% 60% at 50% 40%,transparent 40%,var(--bg) 100%),linear-gradient(to bottom,rgba(7,8,10,.4),transparent 25%,transparent 70%,var(--bg))}

/* product window */
.window-wrap{position:relative;z-index:1;width:min(1040px,100%);margin-top:70px;perspective:1600px}
.window{border-radius:var(--r-lg);background:rgba(16,18,22,.82);border:1px solid var(--line-2);box-shadow:0 0 0 1px rgba(0,0,0,.6),0 40px 100px -30px rgba(0,0,0,.9),0 0 120px -40px rgba(255,106,61,.5);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);overflow:hidden;transform:rotateX(var(--rx,0deg));transition:transform 1.2s var(--ease)}
.win-bar{display:flex;align-items:center;gap:14px;height:44px;padding:0 14px;border-bottom:1px solid var(--line);color:var(--fg-3)}
.dots{display:flex;gap:6px}.dots i{width:10px;height:10px;border-radius:50%;background:#2c2f35}.dots i:first-child{background:#ff5f57}.dots i:nth-child(2){background:#febc2e}.dots i:nth-child(3){background:#28c840}
.win-title{flex:1;text-align:center}
.win-pill{display:inline-flex;align-items:center;gap:7px;padding:3px 9px;border-radius:99px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.live{width:6px;height:6px;border-radius:50%;background:#59d499;box-shadow:0 0 8px #59d499;animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.4}}
.win-body{display:grid;grid-template-columns:1fr 230px;min-height:360px}
.log{padding:20px 22px;display:flex;flex-direction:column;gap:14px;font-size:14.5px;line-height:1.65;text-align:left}
.msg{display:grid;grid-template-columns:64px 1fr;gap:12px;animation:msgIn .7s var(--spring-soft) both}
@keyframes msgIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.msg .who{font-family:var(--mono);font-size:12px;color:var(--fg-3);padding-top:3px}
.msg.dm .who{color:var(--ember)}
.msg .txt{color:var(--fg-2)}.msg.dm .txt{color:var(--fg)}
.chip{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:8px;background:var(--ember-soft);border:1px solid rgba(255,106,61,.35);color:var(--fg);font-family:var(--mono);font-size:12.5px;animation:chipIn .8s var(--spring) both}
.chip b{color:var(--ember);font-weight:600}
@keyframes chipIn{from{opacity:0;transform:scale(.8)}to{opacity:1;transform:none}}
.side{border-left:1px solid var(--line);padding:16px;text-align:left;background:rgba(255,255,255,.015)}
.side-h{color:var(--fg-4);letter-spacing:.08em;text-transform:uppercase;font-size:11px;margin:4px 0 10px}
.party{list-style:none;margin:0 0 18px;padding:0;display:flex;flex-direction:column;gap:9px}
.party li{display:grid;grid-template-columns:26px 1fr 60px;align-items:center;gap:10px;font-size:13.5px}
.party img{width:26px;height:26px;object-fit:contain}
.hp{height:5px;border-radius:3px;background:rgba(255,255,255,.08);overflow:hidden;display:block}
.hp i{display:block;height:100%;width:calc(var(--p)*100%);background:linear-gradient(90deg,var(--ember),#ffa06a);border-radius:3px;transform-origin:left;animation:hpIn 1.2s var(--ease) both}
@keyframes hpIn{from{transform:scaleX(0)}}
.init{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;color:var(--fg-3)}
.init .cur{color:var(--fg);position:relative;padding-left:12px}
.init .cur::before{content:"";position:absolute;left:0;top:7px;width:5px;height:5px;border-radius:50%;background:var(--ember);box-shadow:0 0 8px var(--ember)}
.win-input{display:flex;align-items:center;gap:8px;height:48px;padding:0 20px;border-top:1px solid var(--line);background:rgba(0,0,0,.25);font-size:14px}
.prompt{color:var(--ember)}
.who-tag{color:var(--ember);font-size:12px;letter-spacing:.04em;padding:2px 8px;border-radius:999px;background:rgba(255,106,61,.12);border:1px solid rgba(255,106,61,.3);flex:none}
.caret{width:8px;height:17px;background:var(--fg);display:inline-block;vertical-align:-3px;animation:blink 1s steps(2) infinite;margin-left:1px}
@keyframes blink{50%{opacity:0}}

/* ===== marquee ===== */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 0;mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);-webkit-mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;gap:48px;width:max-content;color:var(--fg-3);animation:mq 40s linear infinite}
.marquee-track span{white-space:nowrap}
.marquee-track span::before{content:"◆";color:var(--ember);font-size:8px;margin-right:16px;vertical-align:2px;opacity:.7}
@keyframes mq{to{transform:translateX(-50%)}}

/* ===== sections ===== */
.sec{width:min(var(--w),100%);margin:0 auto;padding:140px 16px 40px}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:24px 64px;align-items:end;margin-bottom:56px}
.sec-head .kicker{grid-column:1/-1}
.sec-head h2{font-size:clamp(34px,4.6vw,58px);line-height:1.08;letter-spacing:-.03em}
.sec-head .lede{padding-bottom:6px}

/* engine */
.engine-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:24px}
.check-card{border-radius:var(--r-xl);background:linear-gradient(180deg,var(--bg-200),var(--bg-100));border:1px solid var(--line);padding:24px 26px;position:relative;overflow:hidden;min-height:440px;display:flex;flex-direction:column}
.check-card::before{content:"";position:absolute;inset:-40% -20% auto;height:70%;background:radial-gradient(50% 60% at 50% 60%,rgba(255,106,61,.28),transparent 70%);opacity:0;transition:opacity 1s}
.check-card.hot::before{opacity:1}
.check-top{display:flex;justify-content:space-between;position:relative}
.die-wrap{display:flex;justify-content:center;padding:26px 0 10px;position:relative}
.die{width:132px;height:132px;display:grid;place-items:center;font-family:var(--mono);font-size:54px;font-weight:600;color:var(--fg);background:linear-gradient(160deg,#2a2e35,#15171b);clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);position:relative;transition:transform .9s var(--spring)}
.die.roll{animation:dieRoll .9s var(--ease)}
@keyframes dieRoll{0%{transform:rotate(0) scale(1)}40%{transform:rotate(200deg) scale(1.12)}100%{transform:rotate(360deg) scale(1)}}
.die.hot{background:linear-gradient(160deg,var(--ember),#a8321f);color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.4)}
.check-sum{text-align:center;font-size:15px;color:var(--fg-3);position:relative;min-height:22px}
.check-sum b{color:var(--fg);font-weight:500}
.check-res{text-align:center;font-weight:700;font-size:22px;margin:6px 0 14px;letter-spacing:-.01em;position:relative;min-height:33px}
.check-res.ok{color:var(--ember)}
.elog{margin:auto 0 0;padding:14px 16px;border-radius:12px;background:rgba(0,0,0,.35);border:1px solid var(--line);color:var(--fg-3);font-size:12px;line-height:1.7;min-height:118px;white-space:pre-wrap;position:relative}
.elog .l{display:block;animation:msgIn .5s var(--spring-soft) both}
.elog .k{color:var(--teal)}.elog .v{color:var(--cream)}
.feat-col{display:flex;flex-direction:column;gap:16px}
.feat{border-radius:var(--r-lg);background:var(--bg-100);border:1px solid var(--line);padding:24px 26px;flex:1;transition:border-color .3s,background .3s}
.feat:hover{border-color:var(--line-2);background:var(--bg-200)}
.feat h3{font-size:19px;margin-bottom:8px}
.feat p{color:var(--fg-2);font-size:15px}

/* table / characters */
.sec-table{padding-bottom:60px}
.stage{position:relative;height:420px;display:flex;align-items:flex-end;justify-content:center;gap:clamp(24px,5vw,80px);padding-bottom:40px;margin-bottom:40px}
.ground{position:absolute;left:10%;right:10%;bottom:34px;height:1px;background:linear-gradient(90deg,transparent,var(--line-2),transparent)}
.ground::after{content:"";position:absolute;left:0;right:0;bottom:-90px;height:140px;background:radial-gradient(50% 60% at 50% 0,rgba(255,106,61,.16),transparent 70%)}
.char{position:relative;width:var(--bw);height:calc(var(--bw)*1.4);cursor:pointer;transform-origin:50% 100%}
.char .p{position:absolute;pointer-events:none;will-change:transform}
.char .p img{width:100%;height:auto;display:block;filter:drop-shadow(0 12px 22px rgba(0,0,0,.5))}
.char .p.eyes img{filter:none}
.char .shadow{position:absolute;left:8%;right:8%;bottom:-8px;height:18px;border-radius:50%;background:rgba(0,0,0,.6);filter:blur(8px);transform-origin:center}
.seats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.seat{border-radius:var(--r-lg);background:var(--bg-100);border:1px solid var(--line);padding:24px 26px}
.seat h3{font-size:19px;margin:10px 0 8px}
.seat p{color:var(--fg-2);font-size:15px}

/* keyboard */
.kb-wrap{border-radius:var(--r-xl);background:linear-gradient(180deg,var(--bg-200),var(--bg));border:1px solid var(--line);padding:36px 36px 30px;overflow:hidden;position:relative}
.kb-wrap::before{content:"";position:absolute;inset:auto 20% -30% 20%;height:60%;background:radial-gradient(50% 50% at 50% 50%,rgba(255,106,61,.22),transparent 70%)}
.kb-screen{display:flex;align-items:center;gap:0;height:56px;padding:0 20px;border-radius:12px;background:rgba(0,0,0,.4);border:1px solid var(--line);font-size:16px;margin:0 auto 34px;max-width:720px;position:relative}
.kb-who{color:var(--ember);font-size:12px;letter-spacing:.04em;padding:2px 8px;margin-right:14px;border-radius:999px;background:rgba(255,106,61,.12);border:1px solid rgba(255,106,61,.3);flex:none}
.kb-typed{color:var(--fg)}
.kb-result{margin-left:auto;color:var(--ember);font-weight:500;opacity:0;transform:translateX(8px);transition:all .8s var(--spring)}
.kb-result.in{opacity:1;transform:none}
.kb{display:flex;flex-direction:column;gap:8px;align-items:flex-start;position:relative;width:max-content}
.kb-holder{margin:0 auto;position:relative;overflow:visible}
.kb .row{display:flex;gap:8px}
.key{width:58px;height:58px;border-radius:10px;background:linear-gradient(180deg,#1c1f24,#111317);border:1px solid var(--line);box-shadow:0 2px 0 rgba(0,0,0,.6),0 1px 0 rgba(255,255,255,.06) inset;display:grid;place-items:center;font-family:var(--mono);font-size:15px;color:var(--fg-3);transition:transform .25s var(--ease),background .25s,color .25s,box-shadow .25s;position:relative}
.key.w{width:90px}.key.ww{width:124px}.key.space{width:330px}
.key.lit{background:linear-gradient(180deg,var(--ember),#c8452a);color:#fff;border-color:rgba(255,140,100,.6);box-shadow:0 0 30px -4px rgba(255,106,61,.9),0 2px 0 rgba(0,0,0,.6);transform:translateY(2px)}
.key small{position:absolute;top:6px;left:8px;font-size:9px;color:var(--fg-4)}

/* covers */
.covers{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;perspective:1400px}
.cover{display:block;border-radius:var(--r-lg);overflow:hidden;background:var(--bg-100);border:1px solid var(--line);transform-style:preserve-3d;transition:transform .6s var(--spring-soft),border-color .3s,box-shadow .5s;will-change:transform}
.cover:hover{border-color:var(--line-2);box-shadow:0 40px 80px -40px rgba(0,0,0,.9),0 0 60px -30px rgba(255,106,61,.6)}
.cover-img{aspect-ratio:4/5;background:var(--img) center/cover no-repeat;transition:transform 1.2s var(--ease)}
.cover:hover .cover-img{transform:scale(1.04)}
.cover-meta{padding:18px 20px 22px;border-top:1px solid var(--line)}
.cover-meta h3{font-size:22px;margin:8px 0 6px}
.cover-meta p{color:var(--fg-2);font-size:14.5px}

/* agent */
.agent-panel{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;border-radius:var(--r-xl);background:var(--bg-100);border:1px solid var(--line);padding:56px}
.agent-text h2{font-size:clamp(30px,3.6vw,44px);line-height:1.12;margin:14px 0 18px}
.agent-list{list-style:none;padding:0;margin:26px 0 30px;display:flex;flex-direction:column}
.agent-list li{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:14px 0;border-top:1px solid var(--line);font-size:15px}
.agent-list li:last-child{border-bottom:1px solid var(--line)}
.agent-list b{font-weight:600}.agent-list span{color:var(--fg-2)}
.tool-log{margin:0;border-radius:var(--r-lg);background:#050607;border:1px solid var(--line);padding:22px 24px;font-size:12.5px;line-height:1.75;color:var(--fg-3);min-height:400px;white-space:pre-wrap;overflow:hidden}
.tool-log .l{display:block;animation:msgIn .5s var(--spring-soft) both}
.tool-log .k{color:var(--teal)}.tool-log .v{color:var(--cream)}.tool-log .c{color:var(--fg-4)}.tool-log .e{color:var(--ember)}

/* cta */
.cta{position:relative;margin:140px 0 0;padding:160px 16px;text-align:center;overflow:hidden;border-top:1px solid var(--line)}
.cta-glow{position:absolute;inset:0;background:radial-gradient(50% 70% at 50% 110%,rgba(255,106,61,.45),rgba(255,61,90,.1) 45%,transparent 70%)}
.cta-glow::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,transparent 0 46px,rgba(255,106,61,.05) 46px 48px);mask:radial-gradient(60% 80% at 50% 100%,#000,transparent);-webkit-mask:radial-gradient(60% 80% at 50% 100%,#000,transparent)}
.cta-inner{position:relative;display:flex;flex-direction:column;align-items:center;gap:20px}
.cta h2{font-size:clamp(40px,6vw,76px);letter-spacing:-.035em;line-height:1.05}
.cta .lede{text-align:center}

/* footer */
.footer{border-top:1px solid var(--line);padding:56px 16px 40px;background:#050607}
.footer-inner{width:min(var(--w),100%);margin:0 auto;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:start}
.footer-cols{display:flex;gap:64px}
.footer-cols div{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--fg-3)}
.footer-cols b{color:var(--fg);font-weight:600;margin-bottom:4px}
.footer-cols a:hover{color:var(--fg)}
.footer-inner>p{grid-column:1/-1;margin-top:20px}

/* ===== reveal ===== */
html.js .rv{opacity:0;transform:translateY(28px)}
html.js .rv.in{opacity:1;transform:none;transition:opacity .9s var(--ease),transform 1.1s var(--spring-soft);transition-delay:calc(var(--d,0)*1ms)}
@media (prefers-reduced-motion:reduce){
  html.js .rv{opacity:1;transform:none}
  .marquee-track,.live,.caret{animation:none}
}

/* ===== responsive ===== */
@media (max-width:1100px){
  .nav-links{display:none}
  .sec-head{grid-template-columns:1fr}
  .engine-grid{grid-template-columns:1fr}
  .agent-panel{grid-template-columns:1fr;padding:32px}
}
@media (max-width:760px){
  .hero{padding-top:140px}
  .hero-title{font-size:clamp(44px,13vw,64px)}
  .win-body{grid-template-columns:1fr}
  .side{display:none}
  .seats,.covers{grid-template-columns:1fr}
  .stage{height:auto;flex-wrap:wrap;gap:12px 20px;padding:20px 0 40px}
  .char{width:calc(var(--bw)*.7);height:calc(var(--bw)*.98)}
  .kb-wrap{padding:20px 12px}
  .kb-screen{flex-wrap:wrap;height:auto;padding:12px 14px;font-size:14px;line-height:1.5}
  .kb-result{margin-left:0;width:100%;padding-top:4px}
  .win-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .footer-inner{grid-template-columns:1fr}
  .footer-cols{gap:32px;flex-wrap:wrap}
  .agent-list li{grid-template-columns:1fr}
  .sec{padding-top:100px}
  .cta{padding:110px 16px}
}