:root{--bg: #0f1115;--bg-panel: #161920;--bg-hover: #1e222b;--bg-active: #242a36;--border: #262b35;--text: #e6e9ef;--text-dim: #8b93a3;--text-faint: #5c6372;--accent: #6c9fff;--accent-soft: rgba(108, 159, 255, .12);--unread-dot: #6c9fff;--danger: #ff6b6b;--radius: 8px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-size:14px}a{color:var(--accent)}button{font:inherit;color:inherit;background:var(--bg-active);border:1px solid var(--border);border-radius:6px;padding:5px 12px;cursor:pointer}button:hover{background:var(--bg-hover);border-color:var(--text-faint)}button.primary{background:var(--accent);color:#0b0d11;border-color:transparent;font-weight:600}input[type=text],input[type=password],input[type=search]{font:inherit;color:var(--text);background:var(--bg-panel);border:1px solid var(--border);border-radius:6px;padding:7px 10px;outline:none}input:focus{border-color:var(--accent)}.layout{display:grid;grid-template-columns:230px 1fr;height:100%}.sidebar{background:var(--bg-panel);border-right:1px solid var(--border);padding:14px 10px;overflow-y:auto;display:flex;flex-direction:column;gap:2px}.sidebar .brand{font-size:16px;font-weight:700;padding:4px 10px 14px;letter-spacing:.3px}.sidebar .brand span{color:var(--accent)}.nav-item{display:flex;justify-content:space-between;align-items:center;padding:6px 10px;border-radius:6px;color:var(--text-dim);text-decoration:none;cursor:pointer;font-weight:500}.nav-item:hover{background:var(--bg-hover);color:var(--text)}.nav-item.active{background:var(--accent-soft);color:var(--accent)}.nav-item .count{font-size:11px;color:var(--text-faint);background:var(--bg-active);border-radius:10px;padding:1px 7px}.nav-section{margin-top:14px;padding:4px 10px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--text-faint)}.nav-sub{padding-left:22px;font-size:13px}.main{display:flex;flex-direction:column;overflow:hidden}.topbar{display:flex;gap:10px;align-items:center;padding:10px 16px;border-bottom:1px solid var(--border);background:var(--bg-panel)}.topbar input{flex:1;max-width:520px}.content{flex:1;overflow-y:auto}.thread-row{display:grid;grid-template-columns:200px 1fr 90px;gap:12px;padding:10px 16px;border-bottom:1px solid var(--border);cursor:pointer;align-items:baseline;text-decoration:none;color:inherit}.thread-row:hover{background:var(--bg-hover)}.thread-row .who{font-weight:500;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thread-row .what{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-dim)}.thread-row .what .subject{color:var(--text);margin-right:8px}.thread-row 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var(--border)}.msg-body iframe{width:100%;border:0;background:#fff;display:block}.msg-body .plain{padding:16px;white-space:pre-wrap;font-family:ui-monospace,monospace;font-size:13px;line-height:1.5}.msg-tools{display:flex;gap:8px;padding:8px 16px;border-top:1px solid var(--border)}.attachment-chip{display:inline-flex;gap:6px;align-items:center;font-size:12px;background:var(--bg-active);border:1px solid var(--border);border-radius:6px;padding:4px 10px;margin:4px 6px 4px 0;color:var(--text);text-decoration:none}.empty{padding:60px 20px;text-align:center;color:var(--text-faint)}.login-box{max-width:340px;margin:18vh auto;background:var(--bg-panel);border:1px solid var(--border);border-radius:12px;padding:28px;display:flex;flex-direction:column;gap:12px}.search-hit mark{background:var(--accent-soft);color:var(--accent);border-radius:2px}.banner{background:var(--accent-soft);color:var(--accent);padding:6px 16px;font-size:12px}.compose-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:40;display:flex;align-items:center;justify-content:center}.compose{width:min(680px,94vw);background:var(--bg-panel);border:1px solid var(--border);border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:10px}.compose-title{font-weight:700;font-size:15px}.compose textarea{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:10px;resize:vertical;outline:none;line-height:1.5}.compose textarea:focus{border-color:var(--accent)}.compose-actions{display:flex;gap:10px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);z-index:50;background:var(--bg-active);border:1px solid var(--border);border-radius:10px;padding:10px 16px;display:flex;gap:12px;align-items:center;box-shadow:0 8px 30px #00000073}.thread-toolbar{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.fab{position:fixed;right:24px;bottom:24px;z-index:30;width:52px;height:52px;border-radius:26px;font-size:22px;background:var(--accent);color:#0b0d11;border:none;font-weight:700;box-shadow:0 6px 24px #6c9fff66}.settings-section{display:flex;flex-direction:column;gap:4px}.setting-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid var(--border)}.setting-name{font-weight:600;margin-bottom:3px}.setting-desc{color:var(--text-dim);font-size:13px;max-width:560px}.setting-row input[type=checkbox]{width:20px;height:20px;accent-color:var(--accent)}.snooze-menu{position:absolute;background:var(--bg-panel);border:1px solid var(--border);border-radius:8px;padding:6px;z-index:20;display:flex;flex-direction:column;gap:2px;box-shadow:0 8px 30px #00000073}.snooze-menu button{border:none;background:none;text-align:left;padding:7px 12px;border-radius:5px}.snooze-menu button:hover{background:var(--bg-hover)}.usage-table{border-collapse:collapse;width:100%;font-size:13px;margin-bottom:16px}.usage-table th,.usage-table td{text-align:left;padding:6px 10px;border-bottom:1px solid var(--border)}.usage-table th{color:var(--text-faint);font-weight:600;font-size:11px;text-transform:uppercase}.usage-chart{display:flex;gap:6px;align-items:flex-end;height:120px;padding:10px 0 24px}.usage-bar{position:relative;width:34px;height:100%;display:flex;gap:2px;align-items:flex-end}.bar-ok{flex:1;background:var(--accent);border-radius:3px 3px 0 0;min-height:2px}.bar-blocked{flex:1;background:var(--danger);border-radius:3px 3px 0 0;min-height:2px}.bar-label{position:absolute;bottom:-20px;left:0;right:0;text-align:center;font-size:10px;color:var(--text-faint)}@media (max-width: 720px){.layout{grid-template-columns:1fr}.sidebar{display:none}.thread-row{grid-template-columns:1fr 70px}.thread-row .who{display:none}}