/* ===== luxury-platinum · 奢华铂金 ===== */
:root{--noir:#101216;--panel:#181b21;--panel2:#1f232b;--plat:#c8cfda;--plat2:#eef1f6;--line:rgba(200,207,218,.26);--line2:rgba(200,207,218,.46);--ink:#eef1f6;--sub:#9aa2b0;--dim:#5e6470;--serif:"Didot","Bodoni MT","Hoefler Text",Georgia,"Times New Roman","Songti SC",serif;--sans:"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;--mono:ui-monospace,Consolas,monospace;--maxw:920px;color-scheme:dark;}
@media (prefers-color-scheme:light){:root{--noir:#f4f5f7;--panel:#ffffff;--panel2:#eef0f3;--plat:#5a626e;--plat2:#3a414c;--line:rgba(60,70,85,.22);--line2:rgba(60,70,85,.42);--ink:#1a1d24;--sub:#56606e;--dim:#9098a4;color-scheme:light;}}
*{box-sizing:border-box;margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{font-family:var(--serif);background:var(--noir);color:var(--ink);line-height:1.62;min-height:100vh;position:relative;overflow-x:hidden;padding:0 clamp(16px,4vw,34px) calc(40px + env(safe-area-inset-bottom));}
a{color:inherit;text-decoration:none;}::selection{background:var(--plat);color:var(--noir);}
kbd{font-family:var(--mono);font-size:11.5px;border:1px solid var(--line2);padding:1px 6px;color:var(--plat2);}
.plat{background:linear-gradient(180deg,var(--plat2),var(--plat) 45%,var(--dim) 60%,var(--plat2));-webkit-background-clip:text;background-clip:text;color:transparent;}
.sheen{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.6;background:radial-gradient(60% 40% at 50% 0%,color-mix(in srgb,var(--plat) 12%,transparent),transparent),repeating-linear-gradient(100deg,transparent 0 70px,color-mix(in srgb,var(--plat) 4%,transparent) 70px 71px);}
.wrap{max-width:var(--maxw);margin:0 auto;}
.herald{display:flex;align-items:center;justify-content:center;gap:clamp(10px,3vw,22px);padding:calc(14px + env(safe-area-inset-top)) 0 12px;border-bottom:1px solid var(--line);font-family:var(--sans);font-size:12px;letter-spacing:.14em;color:var(--sub);text-transform:uppercase;}
.herald p{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:60%;}
.chev{color:var(--plat);}.herald-clk{font-family:var(--mono);color:var(--plat);}
.crest{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px 0;}
.emblem{display:flex;align-items:center;gap:12px;font-family:var(--serif);font-weight:700;font-size:clamp(19px,4vw,25px);letter-spacing:.06em;text-transform:uppercase;}
.emblem-mk{width:18px;height:18px;background:linear-gradient(135deg,var(--plat2),var(--plat));clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%);flex:none;}
.switch{width:40px;height:40px;border-radius:999px;cursor:pointer;background:transparent;border:1px solid var(--line2);color:var(--plat);font-size:16px;transition:.25s;}
.switch:hover{background:var(--plat);color:var(--noir);}
section{margin-top:clamp(40px,7vw,68px);}
.deco{display:flex;align-items:center;gap:14px;justify-content:center;color:var(--plat);}
.deco span{height:1px;flex:1;max-width:160px;background:linear-gradient(90deg,transparent,var(--line2),transparent);}.deco b{font-size:13px;}
.overture{text-align:center;padding-top:clamp(14px,4vw,30px);}
.legend{font-family:var(--sans);font-size:12px;letter-spacing:.28em;color:var(--plat);text-transform:uppercase;margin:18px 0 12px;}
.overture h1{font-family:var(--serif);font-weight:700;font-size:clamp(42px,12vw,96px);line-height:1;letter-spacing:.02em;text-transform:uppercase;word-break:break-word;}
.oratory{max-width:600px;margin:14px auto 22px;color:var(--sub);font-size:clamp(15px,2.6vw,17px);}
.vault-frame{position:relative;border:1px solid var(--line2);background:var(--panel);padding:clamp(24px,5vw,40px);box-shadow:0 0 0 6px var(--noir),0 0 0 7px var(--line);}
.vault-frame::before,.vault-frame::after{content:"";position:absolute;width:18px;height:18px;border:2px solid var(--plat);}
.vault-frame::before{top:8px;left:8px;border-right:none;border-bottom:none;}.vault-frame::after{bottom:8px;right:8px;border-left:none;border-top:none;}
.vault-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;}
.vault-cap{font-family:var(--sans);font-size:12px;letter-spacing:.16em;color:var(--dim);text-transform:uppercase;}
.vault-live{display:inline-flex;align-items:center;gap:7px;font-family:var(--sans);font-size:12px;color:var(--plat);}
.vault-live i{width:7px;height:7px;border-radius:999px;background:var(--plat);box-shadow:0 0 0 4px color-mix(in srgb,var(--plat) 20%,transparent);animation:gl 2.6s infinite;}@keyframes gl{50%{box-shadow:0 0 0 7px transparent;}}
.vault-domain{font-family:var(--serif);font-weight:700;font-size:clamp(26px,7vw,52px);text-align:center;letter-spacing:.02em;margin:20px 0 24px;word-break:break-all;}
.vault-act{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;}
.gild{font-family:var(--sans);font-size:14px;font-weight:600;letter-spacing:.04em;padding:12px 26px;cursor:pointer;border:1px solid var(--plat);transition:.2s;text-transform:uppercase;}
.gild-fill{background:linear-gradient(180deg,var(--plat2),var(--plat));color:var(--noir);}.gild-fill:hover{transform:translateY(-2px);box-shadow:0 12px 26px -14px var(--plat);}
.gild-line{background:transparent;color:var(--ink);}.gild-line:hover{border-color:var(--plat2);color:var(--plat2);}
.vault-save{text-align:center;margin-top:22px;font-family:var(--sans);font-size:12.5px;color:var(--sub);cursor:pointer;}.vault-save:hover{color:var(--plat2);}
.gallery-h{text-align:center;font-family:var(--serif);font-weight:700;font-size:clamp(22px,5vw,32px);letter-spacing:.06em;text-transform:uppercase;margin-bottom:26px;display:flex;align-items:center;justify-content:center;gap:14px;}
.orn{color:var(--plat);font-size:.7em;}
.cabinet{display:grid;gap:10px;}
.drawer{display:flex;align-items:center;gap:14px;background:var(--panel);border:1px solid var(--line);padding:14px 20px;transition:.22s;}
.drawer:hover{border-color:var(--line2);background:var(--panel2);}
.drawer-no{font-family:var(--serif);color:var(--plat);font-size:15px;width:28px;}
.drawer-host{flex:1;font-family:var(--sans);font-size:clamp(13.5px,3.2vw,16px);word-break:break-all;letter-spacing:.02em;}
.drawer-ok{font-family:var(--sans);font-size:12px;color:var(--plat2);}
.drawer-cp{font-family:var(--sans);font-size:12px;background:transparent;border:1px solid var(--line2);color:var(--sub);padding:6px 14px;cursor:pointer;transition:.2s;}
.drawer-cp:hover{border-color:var(--plat);color:var(--plat2);}
.tenets{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.tenet{text-align:center;background:var(--panel);border:1px solid var(--line);padding:24px 20px;}
.tenet-no{font-family:var(--serif);font-size:26px;color:var(--plat);display:block;margin-bottom:10px;}
.tenet b{font-family:var(--serif);font-size:17px;letter-spacing:.04em;display:block;margin-bottom:8px;color:var(--plat2);}
.tenet p{font-family:var(--sans);font-size:13.5px;color:var(--sub);}
.decree{text-align:center;margin-top:16px;font-family:var(--sans);font-size:13.5px;color:var(--sub);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px;}.decree strong{color:var(--plat2);}
.salon{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.patron{text-align:center;background:var(--panel);border:1px solid var(--line);padding:24px 18px;cursor:pointer;transition:.22s;}
.patron:hover{border-color:var(--plat);transform:translateY(-3px);}
.patron-k{font-family:var(--sans);font-size:12px;letter-spacing:.1em;color:var(--dim);text-transform:uppercase;display:block;margin-bottom:8px;}
.patron-v{font-family:var(--serif);font-size:clamp(15px,3.4vw,19px);word-break:break-all;color:var(--plat2);}
.plinth{margin:clamp(46px,8vw,72px) auto 0;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;padding-bottom:calc(8px + env(safe-area-inset-bottom));}
.plinth-id{font-family:var(--serif);font-weight:700;font-size:16px;letter-spacing:.08em;text-transform:uppercase;}
.plinth nav{display:flex;flex-wrap:wrap;justify-content:center;gap:18px;}.plinth nav a{font-family:var(--sans);color:var(--sub);font-size:13px;transition:.2s;}.plinth nav a:hover{color:var(--plat2);}
.plinth small{font-family:var(--sans);color:var(--dim);font-size:12.5px;}
.toast{position:fixed;left:50%;bottom:calc(26px + env(safe-area-inset-bottom));transform:translate(-50%,16px);z-index:50;opacity:0;pointer-events:none;font-family:var(--sans);font-size:14px;background:var(--panel);border:1px solid var(--plat);padding:12px 22px;color:var(--ink);box-shadow:0 0 0 4px var(--noir);transition:.28s cubic-bezier(.2,.8,.2,1);}
.toast span[aria-hidden]{color:var(--plat);}.toast.on{opacity:1;transform:translate(-50%,0);pointer-events:auto;}
.appear{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1);}.appear.seen{opacity:1;transform:none;}
@media (max-width:720px){.tenets,.salon{grid-template-columns:1fr;}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important;}.appear{opacity:1;transform:none;}}