:root{--primary: #981b1e;--secondary: #666666;--text: #222222;--sub: #888888;--label: #555555;--bg: #f4f4f6;--card: #ffffff;--border: #e8e8ec;--success: #1a8a4a;--shadow: 0 2px 12px rgba(0, 0, 0, .07)}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Roboto,sans-serif;color:var(--text);background:var(--bg)}.btn{padding:9px 18px;background:var(--primary);color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;display:inline-block}.btn:disabled{opacity:.5;cursor:default}.btn-sm{padding:6px 14px;font-size:13px}.btn-xs{padding:4px 10px;font-size:12px}.btn-block{display:block;width:100%;text-align:center}.btn-secondary{background:var(--secondary)}.btn-danger{background:#c0392b}.btn-ghost{padding:7px 14px;background:none;color:var(--label);border:1px solid var(--border);border-radius:6px;font-size:13px;cursor:pointer;font-family:inherit}.btn-ghost:disabled{opacity:.5;cursor:default}.btn-ghost-danger{color:var(--primary);border-color:#f5c0c0}.btn-close{background:none;border:none;color:var(--primary);cursor:pointer;font-size:20px;line-height:1;padding:0 4px}.input{width:100%;padding:9px 12px;font-size:14px;border:1px solid #ddd;border-radius:6px;box-sizing:border-box;outline:none;background:#fff;color:var(--text);font-family:inherit}.input-sm{padding:7px 10px;font-size:13px}select.input,select.input-sm{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}@media (max-width: 720px){.input,.input-sm,textarea.input,select.input,select.input-sm{font-size:16px}}.card{background:var(--card);border-radius:10px;box-shadow:var(--shadow);border:1px solid var(--border)}.form-label{display:block;font-size:12px;font-weight:600;color:var(--label);margin-bottom:4px;letter-spacing:.03em;text-transform:uppercase}.section-title{font-size:11px;font-weight:700;color:var(--sub);text-transform:uppercase;letter-spacing:.07em;margin-bottom:12px}.alert-error{background:#fff0f0;border:1px solid #f5c0c0;border-radius:8px;padding:10px 14px;color:var(--primary);font-size:13px}.alert-success{background:#f0fff4;border:1px solid #a8e6c0;border-radius:6px;padding:10px 14px;color:var(--success);font-size:13px}.badge{font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px;letter-spacing:.02em;white-space:nowrap;display:inline-block}.badge-draft{background:#ebebf0;color:#666}.badge-importing{background:#fff8e1;color:#8a6500}.badge-imported{background:#e3f4fb;color:#0c6480}.badge-analyzing,.badge-ready{background:#fff8e1;color:#8a6500}.badge-error{background:#fde8e8;color:#9a1c1c}.badge-finalized{background:#e3f9ed;color:#1a7040}.smtp-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:700}.smtp-badge-sent{background:#e6f9ef;color:#1a7a44}.smtp-badge-failed{background:#fdecea;color:#b00020}.smtp-badge-nosmtp{background:#fff8e1;color:#8a6200}.tab-btn{background:none;border:none;padding:10px 20px;font-size:14px;font-weight:400;color:var(--label);border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer;font-family:inherit;letter-spacing:0}.tab-btn.active{font-weight:700;color:var(--text);border-bottom-color:var(--primary);letter-spacing:-.01em}.tab-btn:disabled{color:#ccc;cursor:default}.page-center{min-height:100vh;background:var(--bg);display:flex;align-items:center;justify-content:center;padding:24px}.page-content{padding:32px;max-width:1100px;margin:0 auto}@media (max-width: 720px){.page-content{padding:14px 12px}.tab-btn{padding:10px 14px;font-size:13px}}