:root{--bg: #0b0b0e;--card: #15151b;--elevated: #111116;--border: rgba(255, 255, 255, .09);--border-soft: rgba(255, 255, 255, .06);--text-primary: #f4f4f6;--text-secondary: rgba(244, 244, 246, .55);--text-tertiary: rgba(244, 244, 246, .35);--accent-blue: #3b82f6;--accent-pink: #f472b6;--success: #34d399;--warning: #fbbf24;--neutral: #8b93a1;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text-primary);font-family:-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--accent-blue)}button,input,textarea,select{font-family:inherit;font-size:14px}.app-shell{display:flex;min-height:100vh}.sidebar{width:220px;flex-shrink:0;background:var(--elevated);border-right:1px solid var(--border-soft);padding:24px 16px;display:flex;flex-direction:column;gap:4px}.sidebar h1{font-size:18px;margin:0 0 24px;padding:0 8px}.sidebar a,.sidebar .nav-link{color:var(--text-secondary);text-decoration:none;padding:10px 12px;border-radius:var(--radius-sm);font-size:14px}.sidebar a.active,.sidebar a:hover{background:var(--card);color:var(--text-primary)}.sidebar .spacer{flex:1}.sidebar .admin-email{color:var(--text-tertiary);font-size:12px;padding:0 8px 8px}.logout-btn{background:none;border:1px solid var(--border);color:var(--text-secondary);border-radius:var(--radius-sm);padding:8px 12px;cursor:pointer;text-align:left}.logout-btn:hover{color:var(--accent-pink);border-color:var(--accent-pink)}.content{flex:1;padding:32px 40px;max-width:1100px;min-width:0}.content h2{margin:0 0 20px;font-size:24px}.card{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius-lg);padding:20px;margin-bottom:16px}.card-row{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.tag-pill{display:inline-block;font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:#3b82f624;color:var(--accent-blue);margin-bottom:8px}.meta{color:var(--text-secondary);font-size:13px}.btn{background:var(--accent-blue);color:var(--bg);border:none;border-radius:var(--radius-md);padding:10px 18px;font-weight:600;cursor:pointer}.btn:disabled{opacity:.5;cursor:default}.btn.secondary{background:none;border:1px solid var(--border);color:var(--text-primary)}.btn.danger{background:none;border:1px solid var(--accent-pink);color:var(--accent-pink)}.field{margin-bottom:16px;display:flex;flex-direction:column;gap:6px}.field label{font-size:13px;color:var(--text-secondary)}.field input,.field textarea,.field select{background:var(--elevated);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 12px;color:var(--text-primary)}.field textarea{min-height:120px;resize:vertical}.error-text{color:var(--accent-pink);font-size:13px;margin-top:-4px;margin-bottom:12px}.table-scroll{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px;min-width:720px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border-soft)}th{color:var(--text-secondary);font-weight:600;text-transform:uppercase;font-size:11px;letter-spacing:.04em}.status-success{color:var(--success)}.status-failed{color:var(--accent-pink)}.status-running{color:var(--warning)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:320px}.login-card h1{margin:0 0 24px;font-size:20px;text-align:center}.actions-row{display:flex;gap:8px;margin-top:20px}.lang-tabs{display:flex;gap:8px;margin-bottom:16px}.lang-tab{padding:6px 14px;border-radius:999px;border:1px solid var(--border);background:none;color:var(--text-secondary);cursor:pointer;font-size:13px}.lang-tab.active{background:var(--accent-blue);color:var(--bg);border-color:var(--accent-blue)}.source-badge{font-size:11px;color:var(--text-tertiary)}.support-layout{display:flex;gap:20px;height:calc(100vh - 120px)}.support-thread-list{width:300px;flex-shrink:0;overflow-y:auto;border:1px solid var(--border-soft);border-radius:var(--radius-lg);background:var(--card)}.support-thread-row{display:block;width:100%;text-align:left;background:none;border:none;border-bottom:1px solid var(--border-soft);padding:14px 16px;cursor:pointer;color:var(--text-primary)}.support-thread-row:hover,.support-thread-row.active{background:var(--elevated)}.support-thread-row .name-row{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:4px}.support-thread-row .name-row strong{font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.support-unread-badge{flex-shrink:0;background:var(--accent-pink);color:var(--bg);font-size:11px;font-weight:700;border-radius:999px;padding:1px 7px}.support-thread-row .preview{color:var(--text-secondary);font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.support-thread-panel{flex:1;min-width:0;display:flex;flex-direction:column;border:1px solid var(--border-soft);border-radius:var(--radius-lg);background:var(--card)}.support-thread-header{padding:16px 20px;border-bottom:1px solid var(--border-soft)}.support-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:10px}.support-bubble{max-width:65%;padding:10px 14px;border-radius:var(--radius-md);font-size:14px;line-height:1.4;white-space:pre-wrap;word-break:break-word}.support-bubble.from-user{align-self:flex-start;background:var(--elevated);border:1px solid var(--border-soft)}.support-bubble.from-admin{align-self:flex-end;background:var(--accent-blue);color:var(--bg)}.support-bubble .bubble-time{display:block;margin-top:4px;font-size:10px;opacity:.6}.support-reply-row{display:flex;gap:10px;padding:16px 20px;border-top:1px solid var(--border-soft)}.support-reply-row textarea{flex:1;min-height:44px;max-height:120px}