:root{color-scheme:light;--bg:#f5f7fb;--card:#ffffff;--text:#172033;--muted:#64748b;--line:#dbe3ef;--brand:#2563eb;--brand-dark:#1d4ed8;--danger:#b91c1c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.shell{max-width:1160px;margin:0 auto;padding:28px}.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:100%;max-width:420px}.login-title{margin-bottom:20px}.login-title h1{margin:0;font-size:28px}.login-title p{margin:6px 0 0;color:var(--muted)}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}.brand{display:flex;flex-direction:column;gap:4px}.brand h1{font-size:26px;margin:0}.brand p{margin:0;color:var(--muted)}.nav{display:flex;align-items:center;gap:12px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 12px 36px rgba(15,23,42,.06)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:16px;gap:16px}.stack{display:flex;flex-direction:column;gap:14px}.row{justify-content:space-between;gap:12px}.inline-actions,.row{display:flex;align-items:center}.inline-actions{gap:8px;flex-wrap:wrap}.admin-mailbox-tools{display:grid;grid-template-columns:minmax(260px,1fr) minmax(320px,1fr);grid-gap:16px;gap:16px;align-items:start}.bulk-add-form{display:flex;flex-direction:column;gap:10px}.mailbox-stats-panel{border:1px solid var(--line);border-radius:12px;background:#f8fafc;padding:14px;min-height:100%}.mailbox-stats-panel h3{margin:0 0 12px;font-size:16px}.mailbox-stat-row{display:flex;align-items:baseline;gap:8px;margin-top:10px}.mailbox-stat-row strong{font-size:24px}.mailbox-stat-row span{color:var(--muted)}.client-search-row{display:flex;align-items:center;gap:10px}.client-search-row input{max-width:520px}.mailbox-address-scroll{max-height:350px;overflow:auto;border:1px solid var(--line);border-radius:12px}.mailbox-address-scroll table{min-width:980px}.mailbox-address-scroll thead th{position:-webkit-sticky;position:sticky;top:0;z-index:1;background:var(--card)}.notes-cell{min-width:170px}.notes-cell textarea{min-height:48px;resize:vertical}.save-status{display:block;color:var(--muted);font-size:12px;margin-top:4px}.save-status.error{color:var(--danger)}.muted,.pill{color:var(--muted)}.pill{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:12px}.pill.ok{color:#166534;background:#dcfce7;border-color:#bbf7d0}.pill.warn{color:#92400e;background:#fef3c7;border-color:#fde68a}.button,button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;border-radius:10px;background:var(--brand);color:white;cursor:pointer;font-weight:700;padding:10px 14px;text-decoration:none}.button:hover,button:hover{background:var(--brand-dark);text-decoration:none}.button.secondary,button.secondary{background:#e2e8f0;color:#0f172a}.button.danger,button.danger{background:var(--danger)}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font:inherit}textarea{resize:vertical}@media (max-width:820px){.admin-mailbox-tools{grid-template-columns:1fr}}label{gap:6px;color:#334155;font-size:14px;font-weight:700}form,label{display:flex;flex-direction:column}form{gap:12px}table{width:100%;border-collapse:collapse}td,th{border-bottom:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}.message-list{display:flex;flex-direction:column;gap:10px}.mail-list{padding:0;overflow:hidden}.mail-row{display:grid;grid-template-columns:22px minmax(170px,240px) 1fr auto;grid-gap:14px;gap:14px;align-items:center;padding:14px 16px;color:var(--text);border-bottom:1px solid var(--line)}.mail-row:last-child{border-bottom:0}.mail-row:hover{text-decoration:none}.mail-row.unread,.mail-row:hover{background:#f8fbff}.mail-status{display:flex;align-items:center;justify-content:center}.read-dot,.unread-dot{width:9px;height:9px;border-radius:999px;display:inline-block}.unread-dot{background:var(--brand)}.read-dot{background:#cbd5e1}.mail-sender,.mail-summary{min-width:0}.mail-subject,.sender-name{font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mail-date,.mail-preview,.sender-email{color:var(--muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mail-date{text-align:right;max-width:170px}.message-detail{gap:22px}.message-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));grid-gap:16px;gap:16px;padding-bottom:18px;border-bottom:1px solid var(--line)}.meta-label{color:var(--muted);display:block;font-size:12px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:6px}.meta-label,.meta-value{font-weight:800}.clean-message-body{white-space:pre-wrap;line-height:1.6;font-size:15px}.technical-details{border-top:1px solid var(--line);padding-top:14px}.technical-details summary{cursor:pointer;color:var(--muted);font-weight:800}.log-summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));grid-gap:10px;gap:10px}.log-summary-item{border:1px solid var(--line);border-radius:12px;background:#f8fafc;padding:12px}.log-summary-item span{display:block;color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;margin-bottom:6px}.log-summary-item strong{display:block;font-size:18px}.log-summary-item.wide{grid-column:span 2}.actor-cell{display:grid;grid-gap:3px;gap:3px}.actor-cell span{color:var(--muted);font-size:12px}.detail-chip-row{display:flex;flex-wrap:wrap;gap:6px}.detail-chip{display:inline-flex;gap:5px;align-items:center;border:1px solid var(--line);border-radius:999px;background:#f8fafc;color:var(--text);padding:5px 8px;font-size:12px;white-space:nowrap}.detail-chip b{color:var(--muted)}@media (max-width:780px){.mail-row{grid-template-columns:18px 1fr auto}.mail-sender{grid-column:2/3}.mail-summary{grid-column:2/4}}.message-item{display:block;border:1px solid var(--line);border-radius:14px;background:white;padding:14px}.message-item.unread{border-color:#93c5fd;box-shadow:0 0 0 3px rgba(147,197,253,.22)}.message-title{color:var(--text);font-weight:800}.pre{white-space:pre-wrap;background:#f8fafc;border:1px solid var(--line);border-radius:12px;padding:16px;overflow:auto}.danger-text{color:var(--danger)}.form-error{background:#fee2e2;border:1px solid #fecaca;color:#991b1b;border-radius:10px;padding:10px 12px;margin-bottom:14px;font-weight:700}.page-error{margin-top:14px}