/* ===== memphis-90s · 孟菲斯 ===== */
:root{--bg:#fbf4e4;--card:#ffffff;--ink:#1c1a2e;--sub:#5a5670;--dim:#9a96aa;--line:#1c1a2e;--pink:#ff5c8a;--teal:#00c2b8;--yellow:#ffc73a;--blue:#5b7cff;--sans:"Avenir Next","Segoe UI Rounded","Segoe UI",system-ui,"PingFang SC","Microsoft YaHei",sans-serif;--mono:ui-monospace,"SF Mono",Consolas,monospace;--maxw:920px;color-scheme:light;}
@media (prefers-color-scheme:dark){:root{--bg:#1a1826;--card:#242234;--ink:#f0ecfa;--sub:#b4afc8;--dim:#7a7592;--line:#f0ecfa;--pink:#ff7ba1;--teal:#3fd8cf;--yellow:#ffd366;--blue:#88a0ff;color-scheme:dark;}}
*{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:1.6;min-height:100vh;position:relative;overflow-x:hidden;}
a{color:inherit;text-decoration:none;}::selection{background:var(--pink);color:#fff;}
kbd{font-family:var(--mono);font-size:11.5px;background:var(--card);border:2px solid var(--line);border-radius:6px;padding:1px 6px;color:var(--ink);}
.confetti{position:fixed;inset:0;z-index:-1;pointer-events:none;}
.c{position:absolute;border:3px solid var(--line);}
.c1{width:34px;height:34px;left:6vw;top:16vh;background:var(--pink);border-radius:50%;transform:rotate(12deg);}
.c2{width:0;height:0;right:9vw;top:24vh;border:none;border-left:18px solid transparent;border-right:18px solid transparent;border-bottom:32px solid var(--teal);}
.c3{width:30px;height:30px;left:80vw;top:60vh;background:var(--yellow);transform:rotate(-12deg);}
.c4{width:36px;height:14px;left:12vw;bottom:14vh;background:var(--blue);border-radius:999px;}
.c5{width:26px;height:26px;left:46vw;top:8vh;background:var(--teal);border-radius:50%;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:calc(18px + env(safe-area-inset-top)) clamp(16px,4vw,30px) calc(44px + env(safe-area-inset-bottom));}
.ann{display:flex;align-items:center;gap:12px;background:var(--card);border:3px solid var(--line);border-radius:999px;padding:9px 18px;box-shadow:4px 4px 0 var(--line);}
.ann-shape{width:14px;height:14px;background:var(--teal);border:2px solid var(--line);flex:none;transform:rotate(45deg);}
.ann p{flex:1;font-size:12.5px;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.ann-clk{font-family:var(--mono);font-size:12.5px;color:var(--pink);flex:none;}
.head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:22px 4px;}
.brand{display:flex;align-items:center;gap:11px;font-size:clamp(18px,4vw,23px);font-weight:800;}
.brand-tri{width:0;height:0;border-left:10px solid transparent;border-right:10px solid transparent;border-bottom:18px solid var(--pink);flex:none;}
.pop-btn{font-family:var(--sans);font-size:13px;font-weight:800;background:var(--yellow);color:var(--ink);border:3px solid var(--line);border-radius:999px;padding:8px 18px;cursor:pointer;box-shadow:3px 3px 0 var(--line);transition:.12s;}
.pop-btn:active{transform:translate(3px,3px);box-shadow:0 0 0 var(--line);}
section{margin-top:clamp(26px,5vw,42px);}
.hero{text-align:center;padding-top:clamp(14px,4vw,28px);}
.kick{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--blue);margin-bottom:16px;}
.hero h1{font-size:clamp(40px,11vw,88px);font-weight:800;line-height:1;letter-spacing:-.02em;word-break:break-word;color:var(--ink);text-shadow:4px 4px 0 var(--teal);}
.hero-p{max-width:560px;margin:18px auto 0;color:var(--sub);font-size:clamp(14.5px,2.6vw,17px);}
.card-main{background:var(--card);border:3px solid var(--line);border-radius:24px;padding:clamp(26px,5vw,40px);box-shadow:6px 6px 0 var(--line);}
.cm-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;}
.cm-key{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--dim);}
.cm-live{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--teal);}
.cm-live i{width:9px;height:9px;border-radius:50%;background:var(--teal);border:2px solid var(--line);animation:bb 2.4s infinite;}@keyframes bb{50%{opacity:.4;}}
.cm-domain{font-size:clamp(24px,7vw,50px);font-weight:800;letter-spacing:-.02em;margin:16px 0 24px;word-break:break-all;}
.cm-act{display:flex;flex-wrap:wrap;gap:14px;}
.chunk{display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-family:var(--sans);font-size:14.5px;font-weight:800;padding:13px 28px;border:3px solid var(--line);border-radius:999px;box-shadow:4px 4px 0 var(--line);transition:.12s;}
.chunk-go{background:var(--pink);color:#fff;}.chunk-cp{background:var(--card);color:var(--ink);}
.chunk:active{transform:translate(4px,4px);box-shadow:0 0 0 var(--line);}
.cm-save{display:inline-block;margin-top:22px;font-size:13px;color:var(--sub);cursor:pointer;}.cm-save:hover{color:var(--pink);}
.part-h{display:flex;align-items:center;gap:13px;font-size:clamp(19px,4.5vw,27px);font-weight:800;margin-bottom:20px;padding-left:4px;}
.tag{font-family:var(--mono);font-size:13px;color:#fff;border:3px solid var(--line);border-radius:10px;padding:3px 10px;}
.tag-1{background:var(--pink);}.tag-2{background:var(--teal);}.tag-3{background:var(--blue);}
.rows{display:grid;gap:14px;}
.row{display:flex;align-items:center;gap:14px;border:3px solid var(--line);border-radius:16px;padding:14px 20px;box-shadow:4px 4px 0 var(--line);transition:.12s;}
.row.p1{background:color-mix(in srgb,var(--pink) 14%,var(--card));}
.row.p2{background:color-mix(in srgb,var(--teal) 14%,var(--card));}
.row.p3{background:color-mix(in srgb,var(--yellow) 18%,var(--card));}
.row:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--line);}
.row-n{font-family:var(--mono);font-size:13px;color:var(--ink);}
.row-h{flex:1;font-size:clamp(13.5px,3.2vw,16px);word-break:break-all;}
.row-ok{display:inline-flex;align-items:center;gap:6px;font-size:12px;}
.row-ok i{width:7px;height:7px;border-radius:50%;background:var(--teal);border:2px solid var(--line);}
.row-cp{background:var(--card);border:2px solid var(--line);color:var(--ink);font-size:12px;font-weight:700;padding:6px 15px;border-radius:999px;cursor:pointer;transition:.12s;}
.row-cp:hover{background:var(--pink);color:#fff;}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.card{border:3px solid var(--line);border-radius:18px;padding:24px;box-shadow:4px 4px 0 var(--line);}
.card.cd1{background:color-mix(in srgb,var(--pink) 12%,var(--card));}
.card.cd2{background:color-mix(in srgb,var(--teal) 12%,var(--card));}
.card.cd3{background:color-mix(in srgb,var(--blue) 12%,var(--card));}
.card-n{font-family:var(--mono);font-size:14px;font-weight:800;color:#fff;background:var(--ink);border:2px solid var(--line);border-radius:8px;padding:2px 9px;display:inline-block;margin-bottom:12px;}
.card b{font-size:16px;display:block;margin-bottom:7px;}.card p{color:var(--sub);font-size:13.5px;}
.pin{margin-top:16px;background:var(--yellow);border:3px solid var(--line);border-radius:14px;padding:15px 20px;color:var(--ink);font-size:13.5px;box-shadow:4px 4px 0 var(--line);}.pin strong{color:var(--pink);}
.ways{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.way{display:flex;flex-direction:column;gap:8px;border:3px solid var(--line);border-radius:18px;padding:22px;cursor:pointer;box-shadow:4px 4px 0 var(--line);transition:.12s;}
.way.w1{background:color-mix(in srgb,var(--pink) 14%,var(--card));}.way.w2{background:color-mix(in srgb,var(--teal) 14%,var(--card));}.way.w3{background:color-mix(in srgb,var(--blue) 14%,var(--card));}
.way:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--line);}
.way-k{font-family:var(--mono);font-size:12px;color:var(--sub);}.way-v{font-size:clamp(15px,3.6vw,18px);font-weight:700;word-break:break-all;}
.foot{margin-top:clamp(36px,7vw,58px);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;background:var(--card);border:3px solid var(--line);border-radius:20px;padding:22px 24px;box-shadow:4px 4px 0 var(--line);}
.foot-id{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:14px;}
.foot nav{display:flex;flex-wrap:wrap;gap:16px;}.foot nav a{color:var(--sub);font-size:13px;font-weight:600;transition:.12s;}.foot nav a:hover{color:var(--pink);}
.foot small{font-family:var(--mono);color:var(--dim);font-size:12px;width:100%;}
.toast{position:fixed;left:50%;bottom:calc(26px + env(safe-area-inset-bottom));transform:translate(-50%,16px) rotate(-2deg);z-index:60;opacity:0;pointer-events:none;display:inline-flex;align-items:center;gap:9px;background:var(--yellow);border:3px solid var(--line);border-radius:999px;padding:12px 24px;font-size:14px;font-weight:800;color:var(--ink);box-shadow:4px 4px 0 var(--line);transition:.2s cubic-bezier(.2,.9,.2,1);}
.toast span[aria-hidden]{color:var(--pink);}.toast.on{opacity:1;transform:translate(-50%,0) rotate(-2deg);pointer-events:auto;}
.up{opacity:0;transform:translateY(20px);transition:opacity .55s ease,transform .55s cubic-bezier(.2,.8,.2,1);}.up.on{opacity:1;transform:none;}
.row.up{transform:translateY(20px);}.row.up.on{transform:none;}
@media (max-width:760px){.cards,.ways{grid-template-columns:1fr;}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important;}.up,.row.up{opacity:1;transform:none;}}