*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f5f5f5;--surface:#fff;--border:#e0e0e0;--text:#1a1a1a;--text-muted:#666;--accent:#1a73e8;--accent-hover:#1557b0;--error:#d32f2f;--btn-disabled-bg:#ccc;--btn-disabled-text:#888;--shadow:0 1px 4px #0000001a}@media (prefers-color-scheme:dark){:root{--bg:#121212;--surface:#1e1e1e;--border:#333;--text:#e0e0e0;--text-muted:#999;--accent:#4d90fe;--accent-hover:#6ba3fe;--error:#ef5350;--btn-disabled-bg:#333;--btn-disabled-text:#666;--shadow:0 1px 4px #0006}}body{background-color:var(--bg);color:var(--text);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.5}.container{max-width:800px;margin:0 auto;padding:24px 16px}.login-box{flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:24px 16px;display:flex}.login-form{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;flex-direction:column;gap:16px;width:100%;max-width:380px;padding:40px 32px;display:flex}.login-form h1{text-align:center;margin-bottom:8px;font-size:1.4rem;font-weight:600}.login-form input[type=password],.login-form input[type=text]{border:1px solid var(--border);background:var(--bg);width:100%;color:var(--text);border-radius:8px;outline:none;padding:10px 14px;font-size:1rem;transition:border-color .15s}.login-form input:focus{border-color:var(--accent)}.refresh-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;display:flex}.refresh-bar h1{font-size:1.2rem;font-weight:600}.email-card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:10px;margin-bottom:16px;padding:20px}.email-card:last-child{margin-bottom:0}.email-meta{color:var(--text-muted);margin-bottom:4px;font-size:.85rem}.email-subject{word-break:break-word;margin-bottom:12px;font-size:1rem;font-weight:600}.email-body{white-space:pre-wrap;word-break:break-word;background:var(--bg);border:1px solid var(--border);max-height:300px;color:var(--text);border-radius:6px;padding:12px;font-family:Courier New,Courier,monospace;font-size:.85rem;line-height:1.6;overflow-y:auto}.empty-state{text-align:center;color:var(--text-muted);padding:48px 16px;font-size:.95rem}.error{color:var(--error);text-align:center;font-size:.9rem}.btn{cursor:pointer;background-color:var(--accent);color:#fff;white-space:nowrap;border:none;border-radius:8px;justify-content:center;align-items:center;padding:10px 20px;font-size:.95rem;font-weight:500;transition:background-color .15s,opacity .15s;display:inline-flex}.btn:hover:not(:disabled){background-color:var(--accent-hover)}.btn:disabled{background-color:var(--btn-disabled-bg);color:var(--btn-disabled-text);cursor:not-allowed}.btn-full{width:100%}.divider{border:none;border-top:1px solid var(--border);margin:8px 0}.admin-panel{max-width:1100px;margin:0 auto;padding:24px 16px 48px}.admin-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:20px;display:flex}.admin-title{font-size:1.3rem;font-weight:600}.admin-logout-btn{background:var(--btn-disabled-bg);color:var(--btn-disabled-text);padding:6px 14px;font-size:.85rem}.admin-logout-btn:hover:not(:disabled){background:var(--border)}.admin-tabs{border-bottom:2px solid var(--border);gap:4px;margin-bottom:20px;display:flex}.admin-tab-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:8px 18px;font-size:.95rem;font-weight:500;transition:color .15s,border-color .15s}.admin-tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.admin-tab-btn:hover:not(.active){color:var(--text)}.admin-section-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:12px;display:flex}.admin-section-title{font-size:1rem;font-weight:600}.admin-table-wrap{border:1px solid var(--border);border-radius:10px;margin-bottom:24px;overflow-x:auto}.admin-table{border-collapse:collapse;width:100%;font-size:.9rem}.admin-table th{background:var(--surface);color:var(--text-muted);text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:10px 12px;font-weight:600}.admin-table td{border-bottom:1px solid var(--border);vertical-align:middle;word-break:break-word;padding:10px 12px}.admin-table tr:last-child td{border-bottom:none}.admin-table tr:hover td{background:var(--bg)}.admin-badge{white-space:nowrap;border-radius:999px;padding:2px 8px;font-size:.78rem;font-weight:600;display:inline-block}.admin-action-btns{flex-wrap:wrap;gap:4px;display:flex}.admin-btn-sm{padding:4px 10px;font-size:.78rem}.admin-btn-green{background:#1a7f3c}.admin-btn-green:hover:not(:disabled){background:#15692f}.admin-btn-orange{background:#b45309}.admin-btn-orange:hover:not(:disabled){background:#92400e}.admin-btn-red{background:#b91c1c}.admin-btn-red:hover:not(:disabled){background:#991b1b}.admin-form-box{background:var(--surface);border:1px solid var(--border);border-radius:10px;margin-bottom:20px;padding:20px}.admin-form-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;display:grid}.admin-form-group{flex-direction:column;gap:4px;display:flex}.admin-label{color:var(--text-muted);font-size:.85rem;font-weight:500}.admin-input{border:1px solid var(--border);background:var(--bg);width:100%;color:var(--text);border-radius:8px;outline:none;padding:8px 12px;font-size:.9rem;transition:border-color .15s}.admin-input:focus{border-color:var(--accent)}.admin-hint{color:var(--text-muted);margin-bottom:8px;font-size:.82rem}.admin-alert{border-radius:10px;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px;padding:12px 16px;font-size:.9rem;display:flex}.admin-alert-warn{color:#78350f;background:#fef3c7;border:1px solid #f59e0b}@media (prefers-color-scheme:dark){.admin-alert-warn{color:#fcd34d;background:#2d1f00;border-color:#b45309}}.admin-code-display{word-break:break-all;background:#00000014;border-radius:4px;padding:2px 8px;font-family:Courier New,Courier,monospace;font-size:.95rem}.admin-alert-close{color:#fff;background:#f59e0b;margin-left:auto;padding:4px 12px;font-size:.82rem}.admin-alert-close:hover:not(:disabled){background:#d97706}.admin-modal-overlay{z-index:100;background:#00000080;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.admin-modal{background:var(--surface);border:1px solid var(--border);border-radius:12px;width:100%;max-width:480px;max-height:90vh;padding:24px;overflow-y:auto;box-shadow:0 8px 32px #00000040}.admin-modal-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.admin-modal-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px 8px;font-size:1.1rem;transition:background .15s}.admin-modal-close:hover{background:var(--border)}