.sc-support{--sc-primary: #2563eb;--sc-primary-text: #ffffff;--sc-primary-soft: #dbeafe;--sc-primary-border: #bfdbfe;--sc-accent: #0f766e;--sc-bg: #f6f7f9;--sc-surface: #ffffff;--sc-surface-muted: #f1f5f9;--sc-border: #dbe2ea;--sc-text: #111827;--sc-text-muted: #64748b;--sc-danger: #b91c1c;--sc-radius: 8px;min-height:100%;color:var(--sc-text);background:var(--sc-bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.sc-support *,.sc-support *:before,.sc-support *:after{box-sizing:border-box}.sc-support button,.sc-support textarea,.sc-support input{font:inherit}.sc-shell{width:min(720px,100%);margin:0 auto;padding:16px}.sc-header,.sc-ticket-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:16px 0}.sc-header h1,.sc-ticket-header h2,.sc-create-title h2,.sc-section-head h2,.sc-section-head h3,.sc-list-head h2{margin:0;color:var(--sc-text);letter-spacing:0}.sc-header h1{font-size:24px;line-height:1.2}.sc-header p,.sc-section-head p,.sc-ticket-row p,.sc-message-role,.sc-kicker{margin:0;color:var(--sc-text-muted)}.sc-header p{margin-top:6px;font-size:14px;line-height:1.5}.sc-icon-button,.sc-back-button,.sc-text-button,.sc-create-collapse,.sc-new-ticket,.sc-button,.sc-category,.sc-ticket-row,.sc-file-chip{border:0;cursor:pointer}.sc-icon-button:disabled,.sc-back-button:disabled,.sc-text-button:disabled,.sc-create-collapse:disabled,.sc-new-ticket:disabled,.sc-button:disabled,.sc-category:disabled,.sc-ticket-row:disabled,.sc-file-chip:disabled{cursor:not-allowed;opacity:.62}.sc-icon-button{display:inline-flex;width:40px;height:40px;align-items:center;justify-content:center;border-radius:var(--sc-radius);color:var(--sc-text);background:var(--sc-surface);box-shadow:inset 0 0 0 1px var(--sc-border)}.sc-back-button,.sc-text-button{display:inline-flex;align-items:center;gap:8px;padding:0;color:var(--sc-primary);background:transparent;font-size:14px;font-weight:700}.sc-back-button{margin:4px 0 14px}.sc-error,.sc-note,.sc-empty,.sc-status-band,.sc-create,.sc-reply,.sc-message,.sc-ticket-row{border:1px solid var(--sc-border);border-radius:var(--sc-radius);background:var(--sc-surface)}.sc-error{margin-bottom:12px;padding:12px;color:var(--sc-danger);background:#fef2f2;border-color:#fecaca;font-size:14px;line-height:1.45}.sc-note{padding:10px 12px;color:var(--sc-text);background:var(--sc-surface-muted);font-size:14px;line-height:1.45}.sc-new-ticket{display:flex;width:100%;align-items:center;justify-content:center;gap:10px;min-height:48px;margin:8px 0 16px;border-radius:var(--sc-radius);color:var(--sc-primary-text);background:var(--sc-primary);font-weight:800}.sc-create,.sc-reply{padding:14px}.sc-create{display:grid;gap:13px;margin-bottom:16px;padding:18px}.sc-section-head{margin-bottom:12px}.sc-section-head h2,.sc-create-title h2,.sc-section-head h3,.sc-list-head h2{font-size:18px;line-height:1.25}.sc-section-head p{margin-top:4px;font-size:14px;line-height:1.45}.sc-section-head-row,.sc-create-head,.sc-list-head,.sc-ticket-row-top,.sc-ticket-meta,.sc-message-head,.sc-form-footer,.sc-resolution-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.sc-create-title{display:inline-flex;min-width:0;align-items:center;gap:10px}.sc-create-title-icon{display:inline-flex;flex:0 0 auto;width:34px;height:34px;align-items:center;justify-content:center;border:1px solid var(--sc-primary-border);border-radius:var(--sc-radius);color:var(--sc-primary);background:var(--sc-primary-soft)}.sc-create-collapse{padding:0;color:var(--sc-text-muted);background:transparent;font-size:13px;font-weight:800;white-space:nowrap}.sc-create-collapse:hover:not(:disabled){color:var(--sc-primary)}.sc-label{margin:0 0 -5px;color:var(--sc-text-muted);font-size:11px;font-weight:900;text-transform:uppercase}.sc-category-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:12px}.sc-category{min-height:42px;padding:9px 10px;border:1px solid var(--sc-border);border-radius:var(--sc-radius);color:var(--sc-text);background:var(--sc-surface);font-weight:750;text-align:center}.sc-category.is-active{color:var(--sc-primary-text);border-color:var(--sc-primary);background:var(--sc-primary)}.sc-support textarea{width:100%;resize:vertical;border:1px solid var(--sc-border);border-radius:var(--sc-radius);padding:12px;color:var(--sc-text);background:var(--sc-surface);line-height:1.5;outline:none}.sc-support textarea:focus{border-color:var(--sc-primary);box-shadow:0 0 0 3px var(--sc-primary-soft)}.sc-file-picker{display:flex;width:100%;align-items:center;gap:9px;min-height:44px;margin-top:0;padding:11px 13px;border:1px dashed var(--sc-primary-border);border-radius:var(--sc-radius);color:var(--sc-primary);background:var(--sc-primary-soft);font-size:13px;font-weight:800;cursor:pointer}.sc-file-picker input{display:none}.sc-file-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.sc-file-chip{display:inline-flex;max-width:100%;align-items:center;gap:6px;padding:7px 9px;border-radius:var(--sc-radius);color:var(--sc-text);background:var(--sc-surface-muted);font-size:13px}.sc-file-chip span{max-width:min(280px,54vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sc-file-chip small{color:var(--sc-text-muted)}.sc-file-notice{margin:8px 0 0;color:var(--sc-danger);font-size:13px}.sc-form-footer{margin-top:0}.sc-create .sc-form-footer{justify-content:flex-end}.sc-form-footer>span{color:var(--sc-text-muted);font-size:13px}.sc-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:9px 13px;border-radius:var(--sc-radius);font-size:14px;font-weight:800}.sc-button-primary{color:var(--sc-primary-text);background:var(--sc-primary)}.sc-button-secondary{color:var(--sc-text);background:var(--sc-surface-muted);box-shadow:inset 0 0 0 1px var(--sc-border)}.sc-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:18px;background:#0f172a6b;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.sc-closed-dialog{width:min(360px,100%);padding:22px;border:1px solid var(--sc-border);border-radius:calc(var(--sc-radius) + 6px);background:var(--sc-surface);box-shadow:0 22px 60px #0f172a38;text-align:center}.sc-closed-icon{display:inline-flex;width:58px;height:58px;align-items:center;justify-content:center;margin-bottom:14px;border-radius:999px;color:var(--sc-primary);background:var(--sc-primary-soft);box-shadow:inset 0 0 0 1px var(--sc-primary-border)}.sc-closed-dialog h2{margin:0;color:var(--sc-text);font-size:22px;line-height:1.2;letter-spacing:0}.sc-closed-dialog p{margin:10px 0 0;color:var(--sc-text-muted);font-size:15px;line-height:1.55}.sc-closed-actions{display:grid;gap:9px;margin-top:18px}.sc-list-section{margin-top:8px}.sc-list-head{margin-bottom:10px}.sc-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:12px}.sc-tabs button{min-height:40px;border:1px solid var(--sc-border);border-radius:var(--sc-radius);color:var(--sc-text-muted);background:var(--sc-surface);font-weight:800}.sc-tabs button.is-active{color:var(--sc-primary);border-color:var(--sc-primary-border);background:var(--sc-primary-soft)}.sc-tabs span{margin-left:4px;color:inherit}.sc-empty{padding:32px 16px;color:var(--sc-text-muted);text-align:center;font-size:14px}.sc-ticket-list{display:grid;gap:10px}.sc-ticket-row{display:flex;width:100%;align-items:center;justify-content:space-between;gap:12px;padding:13px;color:inherit;text-align:left}.sc-ticket-row:hover{border-color:var(--sc-primary-border)}.sc-ticket-row-main{min-width:0;flex:1}.sc-ticket-number,.sc-status,.sc-ticket-meta,.sc-ticket-topic{display:inline-flex;align-items:center;gap:6px}.sc-ticket-number{min-width:0;color:var(--sc-text);font-size:14px;font-weight:850}.sc-status{flex-shrink:0;padding:5px 8px;border-radius:var(--sc-radius);color:var(--sc-text-muted);background:var(--sc-surface-muted);font-size:12px;font-weight:850}.sc-status.waiting_user{color:var(--sc-primary);background:var(--sc-primary-soft)}.sc-status.closed,.sc-status.resolved{color:#475569}.sc-ticket-topic{margin-top:8px;color:var(--sc-primary);font-size:13px;font-weight:800}.sc-ticket-row p{margin-top:6px;font-size:14px;line-height:1.45}.sc-ticket-meta{flex-wrap:wrap;justify-content:flex-start;margin-top:10px;color:var(--sc-text-muted);font-size:12px}.sc-ticket-meta span{color:var(--sc-primary);font-weight:800}.sc-ticket-icon{display:inline-flex;width:48px;height:48px;flex-shrink:0;align-items:center;justify-content:center;border-radius:var(--sc-radius);color:var(--sc-primary);background:var(--sc-primary-soft)}.sc-kicker{font-size:12px;font-weight:850;text-transform:uppercase}.sc-ticket-header{justify-content:flex-start}.sc-ticket-header h2{margin-top:4px;font-size:20px;line-height:1.3}.sc-status-band{display:flex;align-items:center;gap:9px;margin-bottom:12px;padding:12px;color:var(--sc-text);font-weight:800}.sc-thread{display:grid;gap:10px;margin-top:12px}.sc-message{padding:13px}.sc-message-support{border-color:var(--sc-primary-border);background:var(--sc-primary-soft)}.sc-message-head{align-items:flex-start}.sc-message-author{margin:0;color:var(--sc-text);font-size:14px;font-weight:850}.sc-message-role{margin-top:2px;font-size:12px}.sc-message-head time{flex-shrink:0;color:var(--sc-text-muted);font-size:12px}.sc-message-text{margin:12px 0 0;color:var(--sc-text);font-size:15px;line-height:1.58;white-space:pre-wrap}.sc-attachment-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:8px;margin-top:12px}.sc-attachment{overflow:hidden;border:1px solid var(--sc-border);border-radius:var(--sc-radius);color:var(--sc-text);background:var(--sc-surface);text-decoration:none}.sc-attachment img,.sc-attachment-placeholder{display:flex;width:100%;height:140px;align-items:center;justify-content:center;-o-object-fit:contain;object-fit:contain;background:var(--sc-surface-muted)}.sc-attachment span:last-child{display:block;overflow:hidden;padding:8px;color:var(--sc-text);font-size:13px;font-weight:750;text-overflow:ellipsis;white-space:nowrap}.sc-resolution{margin-top:12px;padding-top:12px;border-top:1px solid var(--sc-primary-border)}.sc-resolution p{margin:0 0 10px;color:var(--sc-text);font-weight:850}.sc-resolution-actions{justify-content:flex-start;flex-wrap:wrap}.sc-reply{margin-top:12px}@media (max-width: 520px){.sc-shell{padding:12px}.sc-header{padding-top:10px}.sc-header h1{font-size:21px}.sc-section-head-row,.sc-ticket-row-top,.sc-message-head,.sc-form-footer{align-items:flex-start;flex-direction:column}.sc-form-footer .sc-button,.sc-new-ticket{width:100%}.sc-ticket-row{align-items:flex-start}}