:root{--bg: #f0f2f5;--panel-bg: #ffffff;--text: #1a1a2e;--muted: #64748b;--accent: #4f6df5;--accent-hover: #3b5bdb;--danger: #e53e3e;--border: #dce3ee;--surface: #f7f8fa}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;width:100%;min-height:100%;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:var(--bg);color:var(--text)}button,input,textarea{font:inherit}button{border:1px solid var(--border);background:#ecf1f8;color:var(--text);border-radius:8px;padding:8px 10px;cursor:pointer}button:hover:enabled{background:#dde7f5}button:disabled{opacity:.55;cursor:not-allowed}input,textarea{border:1px solid var(--border);border-radius:8px;padding:8px;background:#fff;color:var(--text)}.boot-loader{min-height:100vh;display:grid;place-items:center;font-size:18px}.auth-root{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top right,#d8e6ff,#f0f2f5 45%,#e7edf8)}.auth-card{width:100%;max-width:420px;background:#fff;border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:0 12px 32px #1c325d1f}.auth-card h1{margin:0}.auth-subtitle{margin:6px 0 18px;color:var(--muted)}.auth-switch{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px}.auth-switch button.active{background:var(--accent);border-color:var(--accent);color:#fff}.auth-form{display:grid;gap:10px}.auth-form label{display:grid;gap:6px;font-size:14px}.form-error{color:#b42318;font-size:13px}.dashboard{min-height:100vh;display:grid;grid-template-columns:350px 1fr;grid-template-rows:1fr auto}.left-panel{background:var(--panel-bg);border-right:1px solid var(--border);padding:14px;display:grid;gap:10px;overflow-y:auto}.section-title{margin:2px 0 0;font-size:13px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.section-title.right{margin:0}.right-panel{padding:14px;display:grid;gap:12px;overflow:hidden}.panel-header{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.panel-header h2{margin:0}.panel-header p{margin:4px 0 0;color:var(--muted);font-size:13px}.header-actions{display:grid;gap:8px}.button-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.manual-form{display:grid;gap:8px}.import-textarea{width:100%;min-height:78px;resize:vertical}.account-list{display:grid;gap:6px;max-height:220px;overflow-y:auto;border:1px solid var(--border);border-radius:10px;background:var(--surface);padding:8px}.tools-panel{border:1px solid 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h3{margin:0;font-size:14px}.kv-row{display:grid;grid-template-columns:1fr 1.3fr auto;gap:8px;align-items:center}.kv-row code{background:#fff;border:1px solid var(--border);border-radius:8px;padding:6px 8px;font-size:12px}.mini-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px}.mail-header{background:var(--panel-bg);border:1px solid var(--border);border-radius:12px;padding:12px;display:flex;justify-content:space-between;align-items:center;gap:12px}.mail-header h2{margin:0;font-size:20px}.mail-header p{margin:3px 0 0;color:var(--muted)}.mail-grid{min-height:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}.message-list,.message-viewer{min-height:0;border:1px solid var(--border);border-radius:12px;background:var(--panel-bg);overflow:hidden}.message-list{overflow:auto}.message-list table{width:100%;border-collapse:collapse}.message-list th,.message-list td{border-bottom:1px solid var(--border);padding:8px;text-align:left;font-size:13px}.message-list tr{cursor:pointer}.message-list tr:hover{background:#f6f8fc}.message-viewer{display:grid;grid-template-rows:auto 1fr}.message-meta{border-bottom:1px solid var(--border);padding:10px;display:grid;gap:6px}.message-meta p{margin:0}.message-viewer pre{margin:0;padding:10px;white-space:pre-wrap;overflow:auto}.empty-state{padding:16px;color:var(--muted)}.status-bar{grid-column:1 / -1;border-top:1px solid var(--border);background:var(--panel-bg);padding:8px 14px;color:var(--muted);font-size:14px}.theme-dark{--bg: #0b1020;--panel-bg: #121b30;--text: #eaf1ff;--muted: #8fa4cc;--accent: #3a7bff;--accent-hover: #2e68de;--danger: #ff6b7a;--border: #2a3a60;--surface: #101a2f}.theme-dark input,.theme-dark textarea{background:#16233d;color:var(--text)}.theme-dark button{background:#1f2d4d;color:var(--text)}.theme-dark button:hover:enabled{background:#2a3c63}.theme-dark .account-item small{color:#d7e1f4}.theme-dark .status-not_registered{background:#17243f}.theme-dark .status-registered{background:#1d3d6d}.theme-dark .status-plus{background:#1a5247}.theme-dark .status-banned{background:#5b2530}.theme-dark .status-invalid_password{background:#3d355c}.theme-dark .message-list tr:hover{background:#1a2844}@media (max-width: 1080px){.dashboard{grid-template-columns:1fr;grid-template-rows:auto auto auto}.left-panel,.right-panel{border-right:none}.mail-grid{grid-template-columns:1fr;min-height:600px}.button-row,.button-grid,.mini-grid,.kv-row{grid-template-columns:1fr}}