:root{--bg: #f4f6f9;--surface: #fff;--border: #dde3ec;--text: #1a2332;--muted: #5c6b7a;--primary: #1e5a8a;--warn: #b45309;--danger: #b91c1c;--ok: #15803d;--proto: #7c3aed}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.prototype-banner{background:linear-gradient(90deg,#4c1d95,#6d28d9);color:#fff;padding:8px 16px;font-size:13px;text-align:center}.layout{display:flex;min-height:calc(100vh - 36px)}.sidebar{width:220px;background:#0f2740;color:#e2e8f0;padding:16px 0;flex-shrink:0}.sidebar h1{font-size:16px;margin:0 16px 16px;color:#fff}.sidebar nav a{display:block;padding:10px 16px;color:#cbd5e1;text-decoration:none}.sidebar nav a.active,.sidebar nav a:hover{background:#1e3a5f;color:#fff}.main{flex:1;padding:24px;overflow:auto}.page-title{margin:0 0 20px;font-size:22px}.card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:16px}a.card.card-drill{display:block;text-decoration:none;color:inherit;transition:border-color .15s,box-shadow .15s}a.card.card-drill:hover{border-color:#1d4ed8;box-shadow:0 0 0 1px #1d4ed8}.grid{display:grid;gap:16px}.grid-4{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.grid-2{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}.tab{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:6px 14px;font-size:13px;cursor:pointer;color:var(--muted)}.tab-active{background:#1d4ed8;border-color:#1d4ed8;color:#fff;font-weight:600}.stat-value{font-size:28px;font-weight:700}.stat-label{color:var(--muted);font-size:13px}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;text-transform:uppercase}.badge-channel{background:#dbeafe;color:#1e40af}.badge-status{background:#e0e7ff;color:#3730a3}.badge-quality-high{background:#dcfce7;color:#166534}.badge-quality-medium{background:#fef9c3;color:#854d0e}.badge-quality-low{background:#ffedd5;color:#9a3412}.badge-quality-spam{background:#fee2e2;color:#991b1b}.badge-quality-unknown{background:#f1f5f9;color:#475569}.badge-reserved{background:#f3e8ff;color:#6b21a8}.badge-ok{background:#dcfce7;color:#166534}.badge-pending{background:#fef3c7;color:#92400e}table{width:100%;border-collapse:collapse;background:var(--surface)}th,td{border-bottom:1px solid var(--border);padding:10px 12px;text-align:left;font-size:14px}th{background:#f8fafc;font-weight:600}tr:hover td{background:#f8fafc}.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}.filters select,.filters input,button,.btn{padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin-bottom:12px}.form-grid label,.card>label{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600}.form-grid input,.card>label input,.card>label textarea,.inquiry-detail-layout input,.inquiry-detail-layout textarea,.inquiry-detail-layout select{width:100%;padding:9px 10px;border:1px solid var(--border);border-radius:6px;font:inherit}.actions{display:flex;gap:8px;margin-top:12px}.table-wrap{overflow-x:auto}.table-wrap pre{max-width:360px;margin:0;white-space:pre-wrap;font:inherit;font-size:12px}button.primary,.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary);cursor:pointer}button:disabled,.btn:disabled{opacity:.5;cursor:not-allowed}.inquiry-hub-sections{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin:0 0 10px}.inquiry-hub-section{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:14px 16px;background:var(--surface);border:2px solid var(--border);border-radius:10px;color:var(--text);text-align:left;cursor:pointer;position:relative}.inquiry-hub-section strong{font-size:16px;font-weight:700;line-height:1.3}.inquiry-hub-section span{color:var(--muted);font-size:12px}.inquiry-hub-section-active{border-color:#1d4ed8;box-shadow:0 0 0 2px #1d4ed840;background:#eff6ff}.inquiry-hub-section-active strong{color:#1d4ed8}.inquiry-hub-section-badge{position:absolute;top:10px;right:10px;min-width:22px;height:22px;padding:0 6px;border-radius:999px;background:#dc2626;color:#fff;font-size:12px;font-weight:700;line-height:22px;text-align:center}.inquiry-hub-hint{margin:0 0 14px}.inbox-activity-banner{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:0 0 12px;padding:12px 14px;border:1px solid #f59e0b;border-radius:10px;background:#fffbeb;color:#92400e;font-weight:600}.inbox-activity-banner button{font-weight:700}.inbox-activity-banner-success{border-color:#22c55e;background:#f0fdf4;color:#166534}.inbox-auto-refresh-bar{margin-bottom:12px;padding:10px}.inquiry-row-new{background:#eff6ff;animation:inquiry-row-highlight 2.5s ease-out}@keyframes inquiry-row-highlight{0%{background:#dbeafe}to{background:#eff6ff}}.inquiry-row-new-badge{display:inline-block;margin-right:6px;padding:1px 6px;border-radius:4px;background:#2563eb;color:#fff;font-size:11px;font-weight:700;vertical-align:middle}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f2740,#1e5a8a)}.login-card{background:#fff;padding:32px;border-radius:12px;width:400px;max-width:90vw;box-shadow:0 8px 32px #0003}.login-card label{display:block;margin-bottom:12px;font-size:13px;font-weight:600}.login-card input{display:block;width:100%;margin-top:4px;padding:10px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px}.form-error{color:var(--danger);font-size:14px}.admin-topbar{display:flex;justify-content:space-between;align-items:center;margin:-8px 0 16px;padding-bottom:12px;border-bottom:1px solid var(--border);font-size:13px;color:var(--muted)}.login-card h1{margin-top:0}.user-option{display:block;width:100%;text-align:left;margin-bottom:8px;padding:12px;border:1px solid var(--border);border-radius:8px;background:#f8fafc;cursor:pointer}.user-option:hover{border-color:var(--primary)}.timeline{list-style:none;padding:0;margin:0}.timeline li{border-left:3px solid var(--border);padding:8px 0 8px 16px;margin-left:8px}.timeline li.inbound{border-left-color:#3b82f6}.timeline li.outbound{border-left-color:var(--ok)}.timeline li.internal{border-left-color:var(--warn)}.meta{color:var(--muted);font-size:12px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:900px){.two-col{grid-template-columns:1fr}.layout{flex-direction:column}.sidebar{width:100%}}.placeholder-box{border:2px dashed var(--border);border-radius:8px;padding:16px;color:var(--muted);background:#fafbfc}.inquiry-detail-page{display:flex;flex-direction:column;min-height:calc(100vh - 120px);margin:-8px 0 0}.inquiry-case-header{position:sticky;top:0;z-index:20;display:flex;flex-wrap:wrap;gap:12px;align-items:flex-start;justify-content:space-between;padding:12px 16px;margin-bottom:12px;background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:0 1px 3px #0f27400f}.case-header-main{flex:1 1 280px;min-width:0}.case-subject{margin:0 0 8px;font-size:18px;line-height:1.3}.case-badges,.case-header-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.inquiry-detail-layout{display:flex;flex:1;gap:16px;min-height:520px;align-items:stretch}.conversation-panel{flex:1 1 65%;display:flex;flex-direction:column;min-width:0;background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden}.conversation-thread{flex:1;overflow-y:auto;padding:16px;min-height:320px}.conversation-thread-title{margin:0 0 12px;font-size:15px;color:var(--muted);font-weight:600}.message-bubble{margin-bottom:16px;padding:12px 14px;border-radius:10px;border:1px solid var(--border);background:#f8fafc}.message-customer{border-left:4px solid #3b82f6;max-width:92%}.message-staff{border-left:4px solid var(--ok);margin-left:auto;max-width:92%}.message-internal{border:1px dashed var(--warn);background:#fffbeb;border-left:4px solid var(--warn)}.message-header{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px;margin-bottom:8px}.message-sender{font-size:12px;font-weight:600;color:var(--text)}.message-body{font-size:14px;line-height:1.55;white-space:pre-wrap;word-break:break-word}.message-original{margin-bottom:8px}.message-lang-tag{display:inline-block;margin-right:8px;padding:1px 6px;border-radius:4px;font-size:10px;font-weight:700;background:#e2e8f0;color:#475569;vertical-align:middle}.message-translation{margin-top:8px;padding-top:8px;border-top:1px dashed var(--border)}.translation-toggle{font-size:12px;padding:4px 10px;margin-right:6px}.message-attachment-slot{margin-top:8px;font-style:italic}.conversation-composer{border-top:1px solid var(--border);padding:12px 16px 16px;background:#fafbfc}.composer-tabs{display:flex;gap:8px;margin-bottom:10px}.composer-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.composer-status{margin-top:10px}.composer-status p{margin:0 0 4px}.translation-preview-panel{margin-top:12px}.translation-preview-panel h4{margin:0 0 8px;font-size:14px}.composer-textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;resize:vertical}.composer-send-disabled{margin-top:8px}.details-panel{flex:0 0 35%;max-width:420px;min-width:280px;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden}.details-panel-header{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 14px;border-bottom:1px solid var(--border);background:#f8fafc}.details-panel-header h3{margin:0;font-size:15px}.details-tabs{display:flex;flex-wrap:wrap;gap:6px;padding:10px 12px;border-bottom:1px solid var(--border);background:#fff}.details-panel-body{flex:1;overflow-y:auto;padding:14px 16px}.details-field{margin-bottom:12px}.inquiry-notice{margin:0 0 8px}.details-mobile-toggle,.details-mobile-close,.details-backdrop{display:none}@media(max-width:960px){.inquiry-detail-layout{flex-direction:column;min-height:auto}.details-panel{position:fixed;top:0;right:0;bottom:0;z-index:60;width:min(100%,380px);max-width:none;flex:none;transform:translate(100%);transition:transform .2s ease;box-shadow:-4px 0 24px #0000001f}.details-panel.details-panel-mobile-open{transform:translate(0)}.details-mobile-toggle,.details-mobile-close{display:inline-block}.details-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;border:none;background:#0f274059;cursor:pointer}.conversation-panel{min-height:420px}}.inquiry-detail-page[data-read-first=true] .conversation-panel{display:flex;flex-direction:column;gap:12px}.read-first-content h3{margin-top:0}.read-first-notice{padding:10px 12px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:6px}.read-first-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.read-first-reply-btn{background:#1d4ed8;color:#fff;border:none;border-radius:6px;padding:8px 16px;font-weight:600;cursor:pointer}.read-first-reply-btn:disabled{opacity:.5;cursor:not-allowed}.read-first-warning{color:#b45309}.read-first-email-body{white-space:pre-wrap;padding:12px;background:#f8fafc;border:1px solid var(--border);border-radius:6px;font-size:14px}.read-first-reply-composer{border-top:1px solid var(--border);padding-top:12px}.composer-email-fields{display:flex;flex-direction:column;gap:8px;margin-bottom:10px}.composer-field-row{display:grid;grid-template-columns:120px 1fr;gap:8px;align-items:center}.composer-field-label{font-size:13px;color:var(--muted)}.composer-field-input{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-family:inherit}.composer-field-readonly{background:#f8fafc;color:var(--text)}.read-first-cc-bcc-notice{padding:8px 10px;background:#fffbeb;border:1px solid #fde68a;border-radius:6px;margin-bottom:10px}.read-first-notes{border-top:1px dashed var(--border);padding-top:12px}.read-first-send-hint{padding:8px 10px;background:#fafbfc;border-radius:6px}.message-kind-badge{display:inline-block;font-size:11px;padding:1px 6px;border-radius:999px;background:#eef2ff;color:#3730a3;vertical-align:middle}.email-audit-panel strong{display:block;margin-bottom:4px}.customer-email-history-list{margin:8px 0 0;padding-left:18px}.customer-email-history-list a{font-weight:600}.settings-page{max-width:760px}.settings-page-intro{margin-bottom:12px}.settings-card{margin-bottom:14px}.settings-card-compact{padding-top:12px;padding-bottom:12px}.settings-card h3{margin:0 0 6px;font-size:18px}.settings-help{margin:0 0 12px;color:var(--muted);font-size:13px;line-height:1.55}.settings-help-strong{margin-bottom:14px;color:#334155}.settings-form{margin-top:4px}.settings-field-block{margin-bottom:14px}.settings-subtitle{margin:0 0 6px;font-size:13px;font-weight:600}.settings-trigger-list label{display:flex;align-items:center;gap:8px;margin-bottom:6px;font-size:14px;font-weight:500}.settings-textarea,.settings-page select,.settings-webhook-input{width:100%;max-width:700px;padding:9px 10px;border:1px solid var(--border);border-radius:6px;font:inherit}.settings-inline-check{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500}.settings-toggle-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.settings-grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.settings-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}.settings-mailbox-link{margin:8px 0 0}.settings-preview-box{margin-top:12px;padding:12px;background:#f8fafc;border:1px solid var(--border);border-radius:8px}.settings-preview-frame{width:100%;min-height:260px;margin-top:8px;border:1px solid var(--border);border-radius:6px;background:#fff}