:root{--color-bg: #f8fafc;--color-surface: #ffffff;--color-border: #e2e8f0;--color-text: #0f172a;--color-text-muted: #64748b;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-soft: #dbeafe;--color-success: #16a34a;--color-success-soft: #dcfce7;--color-danger: #dc2626;--color-danger-soft: #fee2e2;--color-warning: #ca8a04;--color-warning-soft: #fef9c3;--radius-md: 12px;--radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 4px 16px rgba(15, 23, 42, .08);--sidebar-width: 240px;--bottom-nav-height: 64px;--header-height: 56px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Yu Gothic UI,Segoe 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ease}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-primary:disabled{background:#93c5fd;cursor:not-allowed}.btn-secondary{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn-secondary:hover{background:#f1f5f9}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:#b91c1c}.btn-block{width:100%}.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.form-field label{font-size:13px;font-weight:600;color:var(--color-text-muted)}.form-field input,.form-field select,.form-field textarea{height:44px;padding:0 12px;border-radius:var(--radius-md);border:1px solid var(--color-border);font-size:16px;background:var(--color-surface);color:var(--color-text)}.form-field textarea{height:auto;min-height:88px;padding:10px 12px;resize:vertical}.form-field input:disabled,.form-field 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20px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.modal-panel{background:var(--color-surface);width:100%;max-width:480px;max-height:90vh;overflow-y:auto;border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-md)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-close{background:none;border:none;font-size:22px;line-height:1;color:var(--color-text-muted);height:36px;width:36px}.status-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:700;border:1px solid transparent;white-space:nowrap}.loading-state,.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px 16px;color:var(--color-text-muted);gap:12px;text-align:center}.spinner{width:28px;height:28px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:#0f172a;color:#fff;padding:12px 20px;border-radius:var(--radius-md);font-size:14px;z-index:200;box-shadow:var(--shadow-md)}.stat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:20px}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:16px}.stat-card .stat-value{font-size:26px;font-weight:800;line-height:1.2}.stat-card .stat-label{font-size:12px;color:var(--color-text-muted);margin-top:4px}.two-col{display:grid;grid-template-columns:2fr 1fr;gap:20px;align-items:start}.reservation-card{display:flex;flex-direction:column;gap:6px;padding:14px 16px;border:1px solid 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