:root{--bg: #fff;--fg: #1b1b1f;--muted: #6b7280;--line: #e5e7eb;--card: #fafafa;--primary: #9f1239;--danger: #b42318;--warn-bg: #fff7e6;--warn-fg: #8a5a00;--ok-bg: #e9f7ef;--ok-fg: #1b6b3a;--danger-bg: #fdecec}@media(prefers-color-scheme:dark){:root{--bg: #111318;--fg: #e6e6ea;--muted: #9aa0a6;--line: #2a2e37;--card: #181b22;--primary: #fb7185;--danger: #ff8a80;--warn-bg: #3a2e12;--warn-fg: #ffd27a;--ok-bg: #143322;--ok-fg: #8fe0b0;--danger-bg: #3a1a1a}}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Noto Sans JP,sans-serif;background:var(--bg);color:var(--fg);font-size:15px;line-height:1.5}a{color:var(--primary);text-decoration:none}header{display:flex;align-items:center;gap:10px;padding:8px 12px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:5;flex-wrap:wrap}header .brand{font-weight:700;color:var(--fg);display:inline-flex;align-items:center;gap:6px}header nav{display:flex;gap:4px;flex-wrap:wrap}header nav a{display:inline-flex;align-items:center;gap:4px;padding:6px 10px;border-radius:8px;color:var(--muted);position:relative}header nav a.active{background:var(--card);color:var(--fg)}.spacer{flex:1}main{margin:0;padding:12px}.center{display:flex;align-items:center;justify-content:center;min-height:40vh}.muted{color:var(--muted)}.small{font-size:13px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:12px}.card.warn{background:var(--warn-bg);color:var(--warn-fg);display:flex;gap:8px;align-items:center}.card.login{text-align:center;min-width:280px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--fg);cursor:pointer;font-size:14px}.btn.small{padding:3px 8px;font-size:12px}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.danger{color:var(--danger);border-color:var(--danger)}.btn:disabled{opacity:.5;cursor:default}.icon-btn{background:none;border:none;color:var(--muted);cursor:pointer;padding:6px;border-radius:6px;display:inline-flex}.icon-btn:hover{background:var(--card);color:var(--fg)}.apps{position:relative}.apps-menu{position:absolute;top:calc(100% + 4px);left:0;z-index:20;min-width:200px;display:flex;flex-direction:column;padding:6px;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 6px 20px #00000026}.apps-menu a,.apps-menu .cur{padding:7px 10px;border-radius:6px;color:var(--fg);white-space:nowrap}.apps-menu a:hover{background:var(--bg)}.apps-menu .cur{color:var(--muted)}.card.warn.toast{align-items:flex-start}.card.warn.toast>.icon{flex:none;margin-top:2px}.card.warn.toast .icon-btn{flex:none;margin:-4px -6px 0 0;color:inherit}button.link{background:none;border:none;color:var(--primary);cursor:pointer;padding:0 4px;font-size:inherit;display:inline-flex;align-items:center;gap:3px}.toolbar{display:flex;align-items:center;gap:8px;margin-bottom:10px;flex-wrap:wrap}.toolbar h2{margin:0;font-size:18px;flex:1}.search{display:flex;align-items:center;gap:4px;border:1px solid var(--line);border-radius:8px;padding:2px 8px;background:var(--bg);flex:1;min-width:160px;max-width:480px}.search input{border:none;background:none;color:var(--fg);flex:1;outline:none;font-size:14px;padding:4px}.spinner{display:inline-block;width:16px;height:16px;border:2px solid var(--line);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;vertical-align:middle}@keyframes spin{to{transform:rotate(360deg)}}.form label{display:flex;flex-direction:column;gap:3px;margin-bottom:10px;font-size:13px;color:var(--muted)}.form label.row{flex-direction:row;align-items:center;gap:8px}.form input,.form select,.form textarea,.actions input,.actions select,.modal input,.modal select,.modal textarea{font-size:15px;padding:8px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--fg);font-family:inherit}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}@media(max-width:640px){.grid2{grid-template-columns:1fr}header .muted{display:none}}.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:8px}.error{color:var(--danger);display:flex;align-items:center;gap:6px;margin:6px 0}.notice{color:var(--ok-fg);display:flex;align-items:center;gap:6px;margin:6px 0}dl{display:grid;grid-template-columns:7em 1fr;gap:6px 10px;margin:10px 0}dt{color:var(--muted);font-size:13px}dd{margin:0;word-break:break-all}.plain{list-style:none;padding:0;margin:0}.plain li{padding:4px 0;border-bottom:1px solid var(--line)}.token-issued{border-color:var(--ok-fg)}pre.token{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;word-break:break-all;white-space:pre-wrap;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px;-webkit-user-select:all;user-select:all}.tablewrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);vertical-align:middle}th.num,td.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}table.small{font-size:12px}h2{font-size:18px}h3{font-size:16px;margin:0 0 8px}.pill{display:inline-flex;align-items:center;gap:4px;font-size:12px;padding:2px 8px;border-radius:10px;margin-left:6px;background:var(--line)}.pill.warn{background:var(--warn-bg);color:var(--warn-fg)}.pill.ok{background:var(--ok-bg);color:var(--ok-fg)}.pill.danger{background:var(--danger-bg);color:var(--danger)}.pill.info{background:#e3f0ff;color:#1f4f8f}@media(prefers-color-scheme:dark){.pill.info{background:#1c2b4a;color:#a9c4ff}}.chip{display:inline-flex;align-items:center;gap:4px;font-size:13px;padding:3px 10px;border-radius:14px;border:1px solid var(--line);background:var(--card)}.chip .icon-btn{padding:0}.empty{padding:30px;text-align:center;color:var(--muted)}.mails{display:flex;flex-direction:column}.mail-row{display:grid;grid-template-columns:22px minmax(120px,200px) 1fr auto;gap:8px;align-items:center;padding:8px 10px;border-bottom:1px solid var(--line);cursor:pointer}.mail-row:hover{background:var(--card)}.mail-row .from{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mail-row .subj{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mail-row .subj .prev{color:var(--muted);font-weight:400}.mail-row .meta{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:12px;white-space:nowrap}.mail-row.unread .from,.mail-row.unread .subj{font-weight:700}.mail-row .dot{width:8px;height:8px;border-radius:50%;background:var(--primary);margin:0 auto}.mail-row.quarantine{background:var(--danger-bg)}.mail-row.trashed{opacity:.7}@media(max-width:640px){.mail-row{grid-template-columns:14px 1fr auto}.mail-row .subj{grid-column:2 / span 2}}.detail .head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px}.detail .head h2{margin:0;flex:1;font-size:18px;word-break:break-all}.verdict{display:flex;align-items:flex-start;gap:8px;padding:8px 12px;border-radius:8px;font-size:13px}.verdict.ok{background:var(--ok-bg);color:var(--ok-fg)}.verdict.warn{background:var(--warn-bg);color:var(--warn-fg)}.verdict.danger{background:var(--danger-bg);color:var(--danger)}.headers{font-size:13px;color:var(--muted);display:grid;grid-template-columns:5em 1fr;gap:2px 8px;margin:8px 0}.headers .k{white-space:nowrap}.headers .v{color:var(--fg);word-break:break-all}.body-text{white-space:pre-wrap;word-break:break-word;font-family:inherit;margin:0;padding:12px;background:var(--bg);border:1px solid var(--line);border-radius:10px}.body-html{width:100%;min-height:50vh;height:70vh;border:1px solid var(--line);border-radius:10px;background:#fff}.link-badge{font-size:11px;margin-left:2px;padding:0 4px;border-radius:3px;background:var(--warn-bg);color:var(--warn-fg);white-space:nowrap}.link-badge.danger{background:var(--danger);color:#fff}.attachments{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0}.attachments a,.attachments .att{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--fg);font-size:13px}.compose textarea{min-height:40vh;width:100%;font-size:15px;line-height:1.5}.compose .rcpt{display:flex;align-items:center;gap:8px;margin-bottom:6px}.compose .rcpt label{width:4em;color:var(--muted);font-size:13px}.compose .rcpt input,.compose .rcpt select{flex:1}.backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;display:flex;align-items:center;justify-content:center;z-index:30;padding:12px}.modal{background:var(--bg);color:var(--fg);border:1px solid var(--line);border-radius:12px;padding:16px;width:560px;max-width:100%;max-height:90vh;overflow:auto}.modal h3{display:flex;align-items:center;gap:8px}.modal .close{margin-left:auto}.modal textarea{width:100%}.tabs{display:flex;gap:2px;background:var(--card);border-radius:8px;padding:2px;flex-wrap:wrap}.tabs button{border:none;background:none;padding:6px 12px;border-radius:6px;cursor:pointer;color:var(--muted);font-size:14px}.tabs button.on{background:var(--bg);color:var(--fg);box-shadow:0 1px 2px #0000001a}mark{background:#fde68a;color:inherit;padding:0 1px}.badge-unread{background:var(--primary);color:#fff;border-radius:10px;font-size:11px;padding:0 6px;margin-left:4px}