:root{--bg:#0b1020;--panel:#121a2e;--panel2:#17223a;--line:#273550;--text:#eef3ff;--muted:#91a0bc;--accent:#8b7cff;--cyan:#64d8d0}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 50% -15%,#26335b 0,transparent 48%),var(--bg);color:var(--text);font:15px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh}
.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(calc((100vw - 1080px)/2),24px);border-bottom:1px solid #ffffff12;background:#0b1020aa;backdrop-filter:blur(12px)}
.brand{font-weight:850;letter-spacing:1.5px;color:#fff;text-decoration:none;font-size:17px;display:flex;align-items:center;gap:9px}.brand>span:last-child{color:#a99fff}.brand-mark{display:grid;place-items:center;background:linear-gradient(135deg,#9a83ff,#5b9cff);border-radius:10px;width:30px;height:30px;font-size:20px}
.top-note,.status{color:var(--muted);font-size:12px;display:flex;align-items:center;gap:8px}.dot{width:7px;height:7px;border-radius:50%;background:#54d6a0;display:inline-block;box-shadow:0 0 10px #54d6a088}
.container{width:min(900px,calc(100% - 36px));margin:0 auto}.hero{text-align:center;padding:64px 0 32px}.eyebrow{font-size:11px;letter-spacing:3px;color:#a99fff;font-weight:800}.hero h1{font-size:clamp(30px,5vw,48px);line-height:1.2;margin:13px 0 12px;letter-spacing:-1.5px}.hero h1 em{font-style:normal;background:linear-gradient(90deg,#9b88ff,#62d6d0);-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{color:var(--muted);margin:0}
.mail-card,.inbox-section{background:linear-gradient(145deg,#17223a,#111a2d);border:1px solid var(--line);border-radius:20px;box-shadow:0 20px 60px #0003}.mail-card{padding:25px}.card-heading,.inbox-title{display:flex;justify-content:space-between;align-items:center}.small{font-size:12px}.muted{color:var(--muted)}.status{margin-top:4px}.expiry{font-size:12px;color:#b9b2ff;background:#8171ff1b;border:1px solid #8171ff44;border-radius:20px;padding:5px 11px}
.address-row{display:flex;align-items:center;gap:12px;margin:22px 0 18px;padding:15px 16px;border:1px solid #344362;background:#0b1325;border-radius:12px}.email-address{font-size:clamp(16px,3vw,22px);font-weight:700;letter-spacing:.2px;overflow-wrap:anywhere;flex:1}.icon-btn,.secondary-btn,.primary-btn,.back-btn{border:0;cursor:pointer;font:inherit;transition:.2s}.icon-btn{background:#263451;color:#dce5ff;border:1px solid #3a4b6b;border-radius:9px;padding:8px 15px}.actions{display:flex;gap:10px;flex-wrap:wrap}.primary-btn{background:linear-gradient(100deg,#8874ff,#5f9cff);color:#fff;font-weight:750;border-radius:10px;padding:12px 19px;box-shadow:0 7px 20px #796cff35}.secondary-btn{background:#202d48;color:#dce5ff;border:1px solid #354563;border-radius:10px;padding:11px 15px}.primary-btn:hover,.secondary-btn:hover,.icon-btn:hover{filter:brightness(1.15);transform:translateY(-1px)}button:disabled{opacity:.4;cursor:not-allowed;transform:none!important}.notice{font-size:12px;color:var(--cyan);min-height:18px;margin-top:12px}
.inbox-section{margin-top:20px;padding:23px}.inbox-title{margin-bottom:16px}.inbox-title>div{display:flex;align-items:center;gap:10px}.inbox-title h2{font-size:17px;margin:0}.inbox-icon{color:#a99fff;font-size:20px}.count{font-size:11px;color:#c7c0ff;background:#8274ff25;border-radius:20px;padding:2px 8px}.mail-list{display:grid;gap:8px}.empty{border:1px dashed #354563;border-radius:13px;padding:38px 15px;display:flex;align-items:center;gap:6px;flex-direction:column;color:var(--muted);text-align:center}.empty strong{color:#e7edff;font-size:14px}.empty span{font-size:12px}.empty-icon{font-size:27px;color:#8794b2;margin-bottom:5px}
.mail-item{display:flex;align-items:center;gap:13px;text-align:left;width:100%;padding:14px;background:#0e1729;border:1px solid #293957;border-radius:12px;color:var(--text);cursor:pointer}.mail-item:hover{border-color:#8171ff}.mail-symbol{width:38px;height:38px;border-radius:11px;background:#8274ff20;color:#b9afff;display:grid;place-items:center;font-size:18px;flex-shrink:0}.mail-meta{min-width:0;flex:1}.mail-from{font-weight:700;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mail-subject{color:#aebbd3;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mail-time{color:#8190ac;font-size:11px;white-space:nowrap}
.message-view{background:#0e1729;border:1px solid #293957;border-radius:13px;padding:18px}.hidden{display:none!important}.back-btn{background:transparent;color:#b9afff;padding:0 0 15px}.message-head{border-bottom:1px solid #293957;padding-bottom:14px;margin-bottom:14px}.message-head h3{margin:6px 0;font-size:19px;overflow-wrap:anywhere}.message-body{color:#dce5f5;overflow-wrap:anywhere;white-space:normal}.message-body img{max-width:100%;height:auto}.message-body a{color:#9eabff}.message-body pre{white-space:pre-wrap;overflow-wrap:anywhere}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin:20px 0}.info-grid article{background:#121b2e;border:1px solid #263550;border-radius:14px;padding:17px}.feature-icon{font-size:22px;margin-bottom:8px}.info-grid strong{font-size:13px}.info-grid p{font-size:12px;color:var(--muted);margin:4px 0 0}.disclaimer{text-align:center;color:#7887a3;font-size:11px;margin:24px 0 30px}footer{text-align:center;padding:22px;border-top:1px solid #ffffff10;color:#6f7d98;font-size:11px}
@media(max-width:600px){.topbar{height:62px;padding:0 18px}.hero{padding:45px 0 25px}.mail-card,.inbox-section{padding:17px;border-radius:16px}.actions>*{flex:1}.actions .primary-btn{flex-basis:100%}.info-grid{grid-template-columns:1fr}.mail-time{display:none}.address-row{padding:12px}.expiry{font-size:10px}.inbox-title{align-items:flex-start;gap:8px;flex-direction:column}}