:root{--bg:#0b0e14;--bg-soft:#10141d;--panel:#141924;--panel-2:#1a2030;--border:#232a3a;--border-soft:#1c2231;--text:#e6eaf2;--text-dim:#98a2b8;--text-faint:#6b768d;--accent:#7c8cff;--accent-2:#41d6c3;--danger:#ff6b6b;--warn:#ffc857;--ok:#46d17f;--radius:14px;--radius-sm:9px;--shadow:0 12px 32px #00000073;--mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace}*{box-sizing:border-box}html,body{min-height:100%;margin:0;padding:0}body{background:radial-gradient(1100px 620px at 12% -8%, #7c8cff24, transparent 60%), radial-gradient(900px 520px at 100% 0%, #41d6c31a, transparent 55%), var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:PingFang SC,Microsoft YaHei,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.6}h1,h2,h3{letter-spacing:.2px;margin:0;font-weight:600}button,input,select{font:inherit;color:inherit}.app{max-width:1400px;margin:0 auto;padding:20px 20px 48px}.topbar{background:linear-gradient(180deg, #ffffff0a, transparent), var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px;padding:14px 18px;display:flex}.brand{align-items:center;gap:12px;min-width:0;display:flex}.brand-mark{background:linear-gradient(135deg, var(--accent), var(--accent-2));color:#0b0e14;border-radius:11px;flex:none;place-items:center;width:40px;height:40px;display:grid}.brand-mark svg{width:22px;height:22px}.brand-text h1{font-size:17px}.brand-text p{color:var(--text-faint);margin:0;font-size:12px}.topbar-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.pill{border:1px solid var(--border);background:var(--panel-2);color:var(--text-dim);white-space:nowrap;border-radius:999px;align-items:center;gap:6px;padding:4px 11px;font-size:12px;display:inline-flex}.pill:before{content:"";background:currentColor;border-radius:50%;width:7px;height:7px}.pill[data-state=ok]{color:var(--ok);background:#46d17f1a;border-color:#46d17f59}.pill[data-state=error]{color:var(--danger);background:#ff6b6b1a;border-color:#ff6b6b59}.pill[data-state=pending]{color:var(--warn)}.layout{grid-template-columns:320px minmax(0,1fr);align-items:start;gap:18px;display:grid}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card+.card{margin-top:16px}.card h2{text-transform:uppercase;letter-spacing:1px;color:var(--text-dim);margin-bottom:12px;font-size:13px}.card-head{justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;display:flex}.card-head h2{margin:0}.count{background:var(--panel-2);border:1px solid var(--border);min-width:20px;height:20px;color:var(--text-dim);border-radius:999px;place-items:center;margin-left:6px;padding:0 6px;font-size:11px;display:inline-grid}.field{margin-bottom:12px;display:block}.field>span{color:var(--text-dim);margin-bottom:6px;font-size:12px;display:block}.field input,.field select{background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius-sm);outline:none;width:100%;padding:9px 11px;transition:border-color .15s,box-shadow .15s}.field input:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #7c8cff2e}.field small{color:var(--text-faint);margin-top:5px;font-size:11px;display:block}select{appearance:none;background-image:linear-gradient(45deg, transparent 50%, var(--text-faint) 50%), linear-gradient(135deg, var(--text-faint) 50%, transparent 50%);background-position:calc(100% - 16px) 55%,calc(100% - 11px) 55%;background-repeat:no-repeat;background-size:5px 5px,5px 5px;padding-right:30px}.btn{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--panel-2);color:var(--text);cursor:pointer;white-space:nowrap;justify-content:center;align-items:center;gap:6px;padding:9px 14px;transition:background .15s,border-color .15s,transform 50ms,opacity .15s;display:inline-flex}.btn:hover:not(:disabled){background:#202739;border-color:#33405c}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:linear-gradient(135deg, var(--accent), #6a7bf0);color:#0a0d14;border-color:#0000;width:100%;font-weight:600}.btn.primary:hover:not(:disabled){filter:brightness(1.08)}.btn.ghost{background:0 0}.btn.danger{color:var(--danger);border-color:#ff6b6b4d}.btn.danger:hover:not(:disabled){background:#ff6b6b1f;border-color:#ff6b6b8c}.btn.small{padding:5px 10px;font-size:12px}.inbox-list{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.inbox-list li{border:1px solid var(--border-soft);border-radius:var(--radius-sm);background:var(--bg-soft);cursor:pointer;align-items:center;gap:8px;padding:9px 10px;transition:border-color .15s,background .15s;display:flex}.inbox-list li:hover{border-color:#33405c}.inbox-list li.active{border-color:var(--accent);background:#7c8cff1a}.inbox-list .mail{min-width:0;font-family:var(--mono);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:12px;overflow:hidden}.inbox-list .ttl{color:var(--text-faint);font-variant-numeric:tabular-nums;font-size:11px}.inbox-list li.expired .mail,.inbox-list li.expired .ttl{opacity:.5}.inbox-list .badge{background:var(--accent);color:#0a0d14;border-radius:999px;place-items:center;min-width:18px;height:18px;padding:0 5px;font-size:11px;font-weight:700;display:inline-grid}.empty-hint{color:var(--text-faint);text-align:center;margin:10px 0 0;font-size:12px}.tips ul{color:var(--text-faint);margin:0;padding-left:18px;font-size:12px}.tips li+li{margin-top:5px}.empty-state{text-align:center;border:1px dashed var(--border);border-radius:var(--radius);background:#ffffff04;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:80px 24px;display:flex}.empty-state h2{font-size:16px}.empty-state p{max-width:420px;color:var(--text-faint);margin:0;font-size:13px}.empty-icon{background:var(--panel-2);border:1px solid var(--border);width:56px;height:56px;color:var(--accent);border-radius:50%;place-items:center;display:grid}.empty-icon svg{width:28px;height:28px}.mailbox-head{margin-bottom:16px}.addr-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.addr{font-family:var(--mono);color:var(--text);word-break:break-all;font-size:clamp(15px,2.2vw,21px);font-weight:600}.meta-row{flex-wrap:wrap;align-items:center;gap:8px;margin-top:12px;display:flex}.chip{background:var(--panel-2);border:1px solid var(--border);font-variant-numeric:tabular-nums;border-radius:999px;padding:3px 9px;font-size:11.5px}.chip.muted{color:var(--text-faint)}.chip.warn{color:var(--warn);border-color:#ffc8574d}.chip.ok{color:var(--ok);border-color:#46d17f4d}.spacer{flex:1}.switch{color:var(--text-faint);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:6px;font-size:11.5px;display:inline-flex}.switch input{accent-color:var(--accent);cursor:pointer;width:14px;height:14px}.mail-grid{grid-template-columns:minmax(280px,380px) minmax(0,1fr);align-items:start;gap:16px;display:grid}.list-card,.detail-card{min-height:420px}.message-list{flex-direction:column;gap:6px;max-height:60vh;margin:0;padding:0;list-style:none;display:flex;overflow-y:auto}.message-list li{border:1px solid var(--border-soft);border-radius:var(--radius-sm);background:var(--bg-soft);cursor:pointer;padding:10px 11px;transition:border-color .15s,background .15s}.message-list li:hover{border-color:#33405c}.message-list li.active{border-color:var(--accent);background:#7c8cff1a}.message-list li.unread .msg-subject:before{content:"";background:var(--accent);vertical-align:middle;border-radius:50%;width:7px;height:7px;margin-right:7px;display:inline-block}.msg-subject{text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:600;overflow:hidden}.msg-meta{color:var(--text-faint);text-overflow:ellipsis;white-space:nowrap;align-items:center;gap:8px;margin-top:3px;font-size:11px;display:flex;overflow:hidden}.msg-meta .sender{color:var(--text-dim);text-overflow:ellipsis;white-space:nowrap;max-width:60%;overflow:hidden}.msg-meta .dot:before{content:"·";color:var(--text-faint);margin-right:8px}.msg-clip{font-family:var(--mono);color:var(--accent-2);text-overflow:ellipsis;white-space:nowrap;background:#41d6c314;border:1px solid #41d6c333;border-radius:6px;max-width:100%;margin-top:5px;padding:2px 7px;font-size:11px;display:inline-block;overflow:hidden}.detail-card{flex-direction:column;padding:0;display:flex}.detail-card>.empty-hint{margin:auto;padding:24px}.detail{flex-direction:column;min-height:0;display:flex}.detail-head{border-bottom:1px solid var(--border-soft);padding:16px}.detail-head h3{word-break:break-word;font-size:16px}.detail-from{color:var(--text-dim);word-break:break-all;margin-top:6px;font-size:12.5px}.detail-date{color:var(--text-faint);font-size:11.5px}.otp-box{border-radius:var(--radius-sm);background:#41d6c314;border:1px solid #41d6c34d;flex-wrap:wrap;align-items:center;gap:12px;margin-top:12px;padding:11px 13px;display:flex}.otp-code{font-family:var(--mono);letter-spacing:3px;color:var(--accent-2);font-size:22px;font-weight:700}.otp-meta{color:var(--text-faint);font-size:11px}.detail-actions{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.detail-body{flex-direction:column;flex:1;min-height:0;display:flex}.tabs{gap:4px;padding:10px 16px 0;display:flex}.tab{color:var(--text-faint);cursor:pointer;background:0 0;border:1px solid #0000;border-bottom:none;border-radius:7px 7px 0 0;padding:5px 11px;font-size:12px}.tab.active{background:var(--bg-soft);border-color:var(--border-soft);color:var(--text)}#detail-frame{border:none;border-top:1px solid var(--border-soft);background:#fff;flex:1;width:100%;min-height:420px}#detail-text{border-top:1px solid var(--border-soft);background:var(--bg-soft);max-height:60vh;font-family:var(--mono);white-space:pre-wrap;word-break:break-word;flex:1;margin:0;padding:16px;font-size:12px;line-height:1.7;overflow:auto}.detail-foot{border-top:1px solid var(--border-soft);color:var(--text-dim);padding:10px 16px;font-size:12px}.toasts{z-index:100;flex-direction:column;gap:8px;max-width:min(360px,100vw - 36px);display:flex;position:fixed;bottom:18px;right:18px}.toast{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--panel-2);box-shadow:var(--shadow);padding:11px 14px;font-size:13px;animation:.18s ease-out toast-in}.toast.error{color:#ffd9d9;background:#3c1a1eeb;border-color:#ff6b6b73}.toast.success{color:#d3ffe6;background:#183426eb;border-color:#46d17f66}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media (max-width:1080px){.layout,.mail-grid{grid-template-columns:1fr}.list-card,.detail-card{min-height:0}.message-list{max-height:46vh}}@media (max-width:560px){.app{padding:12px 12px 36px}.brand-text p,.spacer{display:none}}