:root{--bg:#0f1220;--bg-soft:#171b2e;--card:#1c2138;--card-hover:#232947;--border:#2c3354;--text:#eef0fa;--text-dim:#9aa1c0;--accent:#6c8bff;--accent-strong:#4f6ef7;--green:#3ecf8e;--amber:#f5b544;--red:#f26d6d;--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Pretendard,Noto Sans KR,Hiragino Kaku Gothic ProN,Roboto,sans-serif;min-height:100vh}a{color:var(--accent);text-decoration:none}button{font-family:inherit}.container{max-width:860px;margin:0 auto;padding:0 16px 48px}.header{justify-content:space-between;padding:18px 0;margin-bottom:8px}.header,.logo{display:flex;align-items:center}.logo{gap:10px;font-weight:800;font-size:20px}.logo-badge{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--accent),#9b6cff);display:flex;align-items:center;justify-content:center;font-size:17px}.logo small{display:block;font-size:11px;font-weight:500;color:var(--text-dim)}.lang-switch{display:flex;gap:4px;background:var(--bg-soft);border-radius:10px;padding:4px}.lang-switch a{padding:6px 10px;border-radius:8px;font-size:13px;color:var(--text-dim)}.lang-switch a.active{background:var(--accent-strong);color:#fff;font-weight:600}.email-card{background:linear-gradient(160deg,var(--card),var(--bg-soft));border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-bottom:16px}.email-label{font-size:13px;color:var(--text-dim);margin-bottom:8px;display:flex;justify-content:space-between}.email-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.email-address{font-size:clamp(16px,3.4vw,24px);font-weight:700;letter-spacing:.2px;word-break:break-all;flex:1 1;min-width:220px}.email-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.btn{border:1px solid var(--border);background:var(--bg-soft);color:var(--text);padding:9px 14px;border-radius:10px;font-size:14px;cursor:pointer;transition:background .15s,transform .05s;display:inline-flex;align-items:center;gap:6px}.btn:hover{background:var(--card-hover)}.btn:active{transform:scale(.97)}.btn-primary{background:var(--accent-strong);border-color:var(--accent-strong);font-weight:600}.btn-primary:hover{background:var(--accent)}.btn-star{color:var(--amber)}.btn-star.active{background:rgba(245,181,68,.15);border-color:var(--amber)}.btn-sm{padding:5px 10px;font-size:12.5px;border-radius:8px}.btn-danger{color:var(--red)}.countdown{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--amber);font-weight:600}.countdown.long{color:var(--green)}.conn{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--text-dim)}.conn-dot{width:8px;height:8px;border-radius:50%;background:var(--text-dim)}.conn-dot.live{background:var(--green);box-shadow:0 0 8px var(--green)}.conn-dot.offline{background:var(--red)}.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}.panel h2{margin:0 0 12px;font-size:15px;color:var(--text-dim);font-weight:600}.mail-item{display:flex;gap:12px;align-items:flex-start;padding:14px 12px;border-radius:10px;cursor:pointer;border-bottom:1px solid var(--border);animation:none}.mail-item:last-child{border-bottom:none}.mail-item:hover{background:var(--card-hover)}.mail-item.unread .mail-subject{font-weight:700}.mail-item.new{animation:slideIn .45s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px);background:rgba(108,139,255,.18)}to{opacity:1;transform:translateY(0)}}.mail-avatar{width:40px;height:40px;border-radius:10px;flex-shrink:0;background:var(--bg-soft);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;color:var(--accent)}.mail-meta{flex:1 1;min-width:0}.mail-from{font-size:13px;color:var(--text-dim);display:flex;justify-content:space-between;gap:8px}.mail-subject{font-size:15px;margin:2px 0}.mail-snippet,.mail-subject{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mail-snippet{font-size:13px;color:var(--text-dim)}.mail-time{white-space:nowrap;font-size:12px}.otp-card{margin-top:8px;display:inline-flex;align-items:center;gap:10px;background:rgba(62,207,142,.1);border:1px solid rgba(62,207,142,.4);border-radius:10px;padding:8px 12px}.otp-service{font-size:12px;color:var(--green);font-weight:600}.otp-code{font-size:20px;font-weight:800;letter-spacing:3px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.otp-card .btn{padding:5px 10px;font-size:12px}.empty{text-align:center;padding:40px 12px;color:var(--text-dim)}.empty .pulse{width:56px;height:56px;margin:0 auto 14px;border-radius:50%;background:var(--bg-soft);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:24px;animation:pulse 2s infinite}@keyframes pulse{0%,to{box-shadow:0 0 0 0 rgba(108,139,255,.35)}50%{box-shadow:0 0 0 14px rgba(108,139,255,0)}}.viewer-head{border-bottom:1px solid var(--border);padding-bottom:12px;margin-bottom:12px}.viewer-subject{font-size:19px;font-weight:700;margin:8px 0}.viewer-meta{font-size:13px;color:var(--text-dim)}.viewer-body{line-height:1.65;font-size:15px;word-break:break-word}.viewer-body iframe{width:100%;border:none;background:#fff;border-radius:10px;min-height:320px}.viewer-text{white-space:pre-wrap}.fav-item{display:flex;align-items:center;gap:10px;padding:10px 8px;border-bottom:1px solid var(--border);font-size:14px}.fav-item:last-child{border-bottom:none}.fav-address{flex:1 1;word-break:break-all}.fav-expiry{font-size:12px;color:var(--text-dim);white-space:nowrap}.toasts{position:fixed;top:16px;right:16px;z-index:50;display:flex;flex-direction:column;gap:8px}.toast{background:var(--card);border:1px solid var(--accent);border-radius:12px;padding:12px 16px;min-width:240px;max-width:340px;box-shadow:0 8px 30px rgba(0,0,0,.45);animation:toastIn .3s ease;font-size:14px}.toast strong{display:block;margin-bottom:2px}.toast.otp{border-color:var(--green)}@keyframes toastIn{0%{opacity:0;transform:translateX(30px)}to{opacity:1;transform:none}}.ad-slot{border:1px dashed var(--border);border-radius:var(--radius);padding:22px;text-align:center;color:var(--text-dim);font-size:12.5px;margin-bottom:16px;background:var(--bg-soft)}.dev-buttons{display:flex;gap:8px;flex-wrap:wrap}.hint{margin:6px 0 12px}.footer,.hint{font-size:12.5px;color:var(--text-dim)}.footer{text-align:center;margin-top:24px}@media (max-width:560px){.email-actions{width:100%}.email-actions .btn{flex:1 1;justify-content:center}}.legal{padding-top:32px;line-height:1.75}.legal-back{display:inline-block;font-size:13px;color:var(--text-dim);margin-bottom:20px}.legal-back:hover{color:var(--accent)}.legal h1{font-size:26px;margin:0 0 4px}.legal-updated{font-size:12.5px;color:var(--text-dim);margin:0 0 20px}.legal-intro{color:var(--text-dim);margin-bottom:28px}.legal section{margin-bottom:24px}.legal h2{font-size:16px;margin:0 0 8px;color:var(--accent)}.legal p{margin:0 0 10px;font-size:14.5px}.footer-links{display:flex;justify-content:center;gap:16px;margin-top:8px;font-size:12.5px}.footer-links a{color:var(--text-dim);text-decoration:underline}.footer-links a:hover{color:var(--accent)}