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0;top:0;left:0;right:0;bottom:var(--bottom-nav-height);z-index:10;display:flex;flex-direction:column;background:var(--canvas);padding:0 16px 12px}.tickets-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0 12px;flex-shrink:0}.tickets-header h1{margin:0;font-size:20px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tickets-header p{margin:2px 0 0;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.icon-btn{width:40px;height:40px;border-radius:50%;border:none;background:var(--line-soft);color:var(--ink);display:grid;place-items:center;flex-shrink:0}.chat-area{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding:8px 0}.chat-bubble{max-width:82%;padding:10px 14px;font-size:14px;line-height:1.45;word-break:break-word}.chat-bubble.staff{align-self:flex-start;background:var(--line-soft);color:var(--ink);border-radius:14px 14px 14px 4px}.chat-bubble.you{align-self:flex-end;background:var(--primary);color:#fff;border-radius:14px 14px 4px}.chat-meta{font-size:10px;color:var(--dim);margin:2px 4px 0}.chat-composer{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:6px 8px 6px 14px;margin-bottom:8px;flex-shrink:0}.chat-composer input{flex:1;border:none;outline:none;background:transparent;font-size:14px;padding:8px 0}.chat-send{width:36px;height:36px;border-radius:50%;border:none;background:var(--primary);color:#fff;display:grid;place-items:center}.chat-send:disabled{opacity:.4}.payment-sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10000;display:flex;align-items:flex-end;justify-content:center;background:#14203373}.payment-sheet{width:100%;max-width:480px;max-height:calc(100dvh - 12px);overflow-y:auto;-webkit-overflow-scrolling:touch;padding:12px 20px calc(var(--safe-bottom) + 16px);border-top-left-radius:20px;border-top-right-radius:20px;background:var(--surface);color:var(--ink);box-shadow:0 -16px 48px #1420332e}.sheet-handle{width:36px;height:4px;background:var(--dim);opacity:.35;border-radius:2px;margin:0 auto 16px;flex-shrink:0}.payment-form{display:flex;flex-direction:column;gap:0}.payment-element-wrap{min-height:0}.payment-sheet-actions{position:sticky;bottom:calc(-1 * (var(--safe-bottom) + 16px));z-index:1;margin:16px -20px calc(-1 * (var(--safe-bottom) + 16px));padding:12px 20px calc(var(--safe-bottom) + 16px);background:var(--surface);border-top:1px solid var(--line-soft)}.receipt-sheet{width:100%;max-width:480px;max-height:92dvh;overflow-y:auto;border-radius:20px 20px 0 0;background:var(--surface)}.receipt-header{background:var(--paid);color:#fff;text-align:center;padding:28px 20px 22px;border-radius:20px 20px 0 0}.receipt-header-icon{width:56px;height:56px;margin:0 auto 12px;border-radius:50%;background:#ffffff2e;display:grid;place-items:center}.receipt-header-label{font-size:14px;font-weight:600;opacity:.92}.receipt-header-amount{margin-top:6px;font-size:32px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.02em}.receipt-header-date{margin-top:4px;font-size:13px;opacity:.85}.receipt-tear{height:12px;background:radial-gradient(circle at 8px 0,transparent 6px,var(--surface) 7px) repeat-x;background-size:16px 12px;background-color:var(--paid);margin-top:-1px}.receipt-body{padding:16px 20px calc(var(--safe-bottom) + 20px)}.receipt-copy-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border-radius:12px;background:var(--canvas)}.receipt-copy-label{display:block;font-size:11px;color:var(--muted);margin-bottom:2px}.receipt-copy-code{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}.receipt-copy-code.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.receipt-copy-btn{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--muted);display:grid;place-items:center}.receipt-copy-btn.copied{color:var(--paid);border-color:var(--paid-soft);background:var(--paid-soft)}.receipt-copy-feedback{font-size:14px;font-weight:700}.receipt-details{margin-top:14px;display:flex;flex-direction:column;gap:10px}.receipt-detail-row{display:flex;justify-content:space-between;gap:16px;font-size:13px}.receipt-detail-label{color:var(--muted)}.receipt-detail-value{font-weight:600;text-align:right}.receipt-close-btn{width:100%;margin-top:18px;min-height:48px;border:none;border-radius:14px;background:var(--paid);color:#fff;font-size:15px;font-weight:650}.no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}.no-scrollbar::-webkit-scrollbar{display:none}.tg-input-group{display:flex;flex-direction:column;gap:6px}.tg-help{font-size:12px;color:var(--muted);line-height:1.4}.tag{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:700;background:var(--line-soft);color:var(--muted)}.tag.event{background:var(--primary-soft);color:var(--primary-deep)}.tag.notice{background:var(--line-soft);color:var(--muted)}.tag.alert{background:var(--overdue-soft);color:var(--overdue)}