/* ===== neon-noir · 霓虹黑色电影 ===== */
:root{
  --bg:#070608; --card:#0f0d12; --card2:#16131a; --ink:#f0ecf2; --sub:#9a92a4; --dim:#5e5868;
  --neon:#ff2e6e; --line:rgba(255,255,255,.08); --line2:rgba(255,46,110,.4);
  --serif:"Times New Roman",Georgia,"Songti SC","Noto Serif SC",serif;
  --sans:-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,"SF Mono",Consolas,monospace;
  --maxw:880px;
  color-scheme:dark;
}
@media (prefers-color-scheme:light){
  :root{ --bg:#ece8ee; --card:#ffffff; --card2:#f4f0f7; --ink:#160f1a; --sub:#564e60; --dim:#9088a0; --neon:#d61458; --line:rgba(20,10,30,.1); --line2:rgba(214,20,88,.4); color-scheme:light; }
}

*{box-sizing:border-box;margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.62;min-height:100vh;position:relative;
  padding:0 clamp(16px,4vw,30px) calc(40px + env(safe-area-inset-bottom));}
a{color:inherit;text-decoration:none;}
::selection{background:var(--neon);color:#fff;}
kbd{font-family:var(--mono);font-size:11.5px;border:1px solid var(--line2);padding:1px 6px;color:var(--neon);}

.glow{text-shadow:0 0 18px color-mix(in srgb,var(--neon) 55%,transparent),0 0 4px color-mix(in srgb,var(--neon) 40%,transparent);}
.vignette{position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(120% 80% at 50% 30%,transparent 50%,rgba(0,0,0,.7)),radial-gradient(60% 40% at 80% 0%,color-mix(in srgb,var(--neon) 9%,transparent),transparent);}
@media (prefers-color-scheme:light){.vignette{background:radial-gradient(120% 80% at 50% 30%,transparent 60%,rgba(0,0,0,.12));}}

.wrap{max-width:var(--maxw);margin:0 auto;padding-top:calc(14px + env(safe-area-inset-top));}

/* announcement */
.ann{display:flex;align-items:center;gap:13px;border-top:1px solid var(--line2);border-bottom:1px solid var(--line);padding:11px 4px;}
.ann-sig{width:10px;height:10px;border-radius:50%;background:var(--neon);box-shadow:0 0 10px var(--neon);flex:none;}
.ann p{flex:1;font-size:12.5px;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.02em;}
.ann-clk{font-family:var(--mono);font-size:12.5px;color:var(--neon);flex:none;}

/* header */
.head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:22px 4px;border-bottom:1px solid var(--line);}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--serif);font-size:clamp(20px,4.4vw,28px);font-weight:600;letter-spacing:.04em;}
.brand-neon{width:8px;height:22px;background:var(--neon);box-shadow:0 0 12px var(--neon);flex:none;}
.toggle{font-family:var(--mono);font-size:12px;background:transparent;border:1px solid var(--line2);color:var(--neon);padding:7px 14px;cursor:pointer;transition:.18s;}
.toggle:hover{background:var(--neon);color:#fff;}

/* main */
section{margin-top:clamp(40px,7vw,72px);}
.hero{text-align:center;}
.kick{font-family:var(--mono);font-size:12px;letter-spacing:.22em;color:var(--neon);text-transform:uppercase;margin-bottom:18px;}
.hero h1{font-family:var(--serif);font-weight:600;font-size:clamp(44px,13vw,108px);line-height:.98;letter-spacing:.01em;word-break:break-word;}
.hero-p{max-width:560px;margin:22px auto 0;color:var(--sub);font-size:clamp(14.5px,2.6vw,17px);}

/* marquee / main domain */
.marquee{border:1px solid var(--line2);background:var(--card);padding:clamp(24px,5vw,40px);position:relative;box-shadow:0 0 40px -24px var(--neon);}
.mq-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;font-family:var(--mono);}
.mq-key{font-size:12px;letter-spacing:.08em;color:var(--dim);}
.mq-live{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--neon);}
.mq-live i{width:7px;height:7px;border-radius:999px;background:var(--neon);box-shadow:0 0 8px var(--neon);animation:bb 2.4s infinite;}
@keyframes bb{50%{opacity:.35;}}
.mq-domain{font-family:var(--serif);font-weight:600;font-size:clamp(28px,8vw,62px);text-align:center;letter-spacing:.02em;margin:20px 0 26px;word-break:break-all;color:var(--neon);}
.mq-act{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;}
.cut{font-family:var(--mono);font-size:13.5px;font-weight:600;padding:12px 26px;cursor:pointer;border:1px solid var(--line2);transition:.18s;letter-spacing:.02em;}
.cut-go{background:var(--neon);color:#fff;border-color:var(--neon);}
.cut-go:hover{box-shadow:0 0 22px -4px var(--neon);}
.cut-cp{background:transparent;color:var(--ink);}
.cut-cp:hover{border-color:var(--neon);color:var(--neon);}
.mq-save{text-align:center;margin-top:24px;font-family:var(--mono);font-size:12.5px;color:var(--sub);cursor:pointer;}
.mq-save:hover{color:var(--neon);}

/* reels / sections */
.reel-h{font-family:var(--serif);font-weight:600;font-size:clamp(22px,5vw,32px);letter-spacing:.04em;margin-bottom:26px;display:flex;align-items:baseline;gap:16px;border-bottom:1px solid var(--line);padding-bottom:12px;}
.reel-no{font-family:var(--mono);font-size:.5em;color:var(--neon);}

/* rows / backups */
.rows{display:grid;gap:0;}
.row{display:flex;align-items:center;gap:16px;padding:16px 4px;border-bottom:1px solid var(--line);transition:.18s;}
.row:hover{padding-left:14px;background:var(--card);}
.row-n{font-family:var(--mono);font-size:13px;color:var(--neon);}
.row-h{flex:1;font-size:clamp(14px,3.4vw,17px);word-break:break-all;letter-spacing:.02em;}
.row-ok{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:12px;color:var(--sub);}
.row-ok i{width:6px;height:6px;border-radius:999px;background:var(--neon);box-shadow:0 0 6px var(--neon);}
.row-cp{font-family:var(--mono);font-size:12px;background:transparent;border:1px solid var(--line2);color:var(--ink);padding:6px 14px;cursor:pointer;transition:.18s;}
.row-cp:hover{background:var(--neon);color:#fff;border-color:var(--neon);}

/* frames / notice */
.frames{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.frame{background:var(--card);padding:24px;}
.frame-n{font-family:var(--mono);font-size:13px;color:var(--neon);display:block;margin-bottom:10px;}
.frame b{font-family:var(--serif);font-size:17px;font-weight:600;display:block;margin-bottom:7px;letter-spacing:.03em;}
.frame p{color:var(--sub);font-size:13.5px;}
.pin{margin-top:18px;font-family:var(--mono);border-left:3px solid var(--neon);padding:14px 18px;color:var(--sub);font-size:13px;background:var(--card);}
.pin strong{color:var(--neon);font-weight:400;}

/* ways / contact */
.ways{display:grid;gap:0;border-top:1px solid var(--line);}
.way{display:flex;align-items:center;gap:18px;padding:18px 4px;border-bottom:1px solid var(--line);cursor:pointer;transition:.18s;}
.way:hover{padding-left:14px;background:var(--card);}
.way-k{width:120px;flex:none;font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--dim);}
.way-v{flex:1;font-family:var(--serif);font-size:clamp(16px,3.6vw,21px);word-break:break-all;letter-spacing:.02em;}
.way-a{font-family:var(--mono);font-size:12px;color:var(--neon);opacity:0;transition:.18s;}
.way:hover .way-a{opacity:1;}

/* footer */
.foot{margin-top:clamp(40px,7vw,64px);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding:24px 4px calc(8px + env(safe-area-inset-bottom));border-top:1px solid var(--line2);}
.foot-id{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-size:16px;letter-spacing:.04em;}
.foot nav{display:flex;flex-wrap:wrap;gap:16px;}
.foot nav a{color:var(--sub);font-size:13px;transition:.18s;}
.foot nav a:hover{color:var(--neon);}
.foot small{font-family:var(--mono);color:var(--dim);font-size:12px;width:100%;}

/* toast */
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translate(-50%,16px);z-index:60;opacity:0;pointer-events:none;display:inline-flex;align-items:center;gap:10px;
  background:var(--card);border:1px solid var(--neon);padding:12px 22px;font-family:var(--mono);font-size:13px;color:var(--ink);box-shadow:0 0 26px -6px var(--neon);transition:.28s cubic-bezier(.2,.8,.2,1);}
.t-sig{width:8px;height:8px;border-radius:999px;background:var(--neon);box-shadow:0 0 8px var(--neon);}
.toast.on{opacity:1;transform:translate(-50%,0);pointer-events:auto;}

/* reveal */
.up{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1);}
.up.on{opacity:1;transform:none;}

@media (max-width:760px){.frames{grid-template-columns:1fr;}.way-k{width:92px;}}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
  .up{opacity:1;transform:none;}
}