*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--ebay-red: #e53238;--ebay-blue: #0654ba;--ebay-dark-blue: #004494;--ebay-yellow: #f5af02;--ebay-green: #86b817;--ebay-dark: #191919;--ebay-gray: #767676;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--border-color: #e2e8f0;--bg-primary: #ffffff;--bg-secondary: #f7f7f7;--bg-tertiary: #e5e5e5;--bg-card: #ffffff;--bg-hover: #f5f5f5;--bg-header: #ffffff;--accent-primary: #0654ba;--accent-primary-light: #3483fa;--accent-primary-dark: #004494;--accent-secondary: #e53238;--accent-success: #86b817;--accent-warning: #f5af02;--accent-danger: #e53238;--text-primary: #191919;--text-secondary: #767676;--text-muted: #a6a6a6;--text-inverse: #ffffff;--text-link: #0654ba;--text-green: #86b817;--text-red: #e53238;--border-subtle: #e5e5e5;--border-default: #c7c7c7;--border-hover: #a6a6a6;--shadow-sm: 0 1px 2px rgba(0, 0, 0, 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var(--container-padding)}.text-center{text-align:center}.text-sm{font-size:12px}.text-base{font-size:14px}.text-lg{font-size:16px}.text-xl{font-size:18px}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.mt-sm{margin-top:var(--space-sm)}.mt-md{margin-top:var(--space-md)}.mt-lg{margin-top:var(--space-lg)}.mb-sm{margin-bottom:var(--space-sm)}.mb-md{margin-bottom:var(--space-md)}.mb-lg{margin-bottom:var(--space-lg)}.p-md{padding:var(--space-md)}.p-lg{padding:var(--space-lg)}.w-full{width:100%}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-fade-in{animation:fadeIn .3s ease-out}.skeleton{background:linear-gradient(90deg,#eee 25%,#f5f5f5,#eee 75%);background-size:200% 100%;animation:shimmer 1.5s 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var(--transition-fast)}.navbar-search button:hover{background:var(--accent-primary-dark)}.navbar-actions{display:flex;align-items:center;gap:16px;flex-shrink:0}.navbar-actions .btn{font-size:13px;font-weight:400;color:var(--text-primary);padding:8px 12px}.navbar-actions .btn:hover{text-decoration:underline}.navbar-actions .btn-primary{background:var(--accent-primary);color:#fff;border-radius:var(--radius-pill);padding:10px 20px;font-weight:500}.navbar-actions .btn-primary:hover{background:var(--accent-primary-dark);text-decoration:none}.navbar-user{display:flex;align-items:center;gap:8px;color:var(--text-primary)}.navbar-admin-link{display:flex;align-items:center;gap:6px;padding:8px 16px;background:linear-gradient(135deg,#8b5cf6,#7c3aed);color:#fff;border-radius:var(--radius-pill);font-size:13px;font-weight:600;text-decoration:none;transition:all .2s}.navbar-admin-link:hover{transform:translateY(-1px);box-shadow:0 4px 12px #8b5cf666}.navbar-avatar{width:32px;height:32px;border-radius:var(--radius-full);background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;color:var(--text-primary)}.navbar-username{font-size:13px;font-weight:400}.navbar-messages{position:relative;display:flex;align-items:center;justify-content:center;color:var(--text-primary);padding:8px;border-radius:var(--radius-md);transition:all var(--transition-fast)}.navbar-messages:hover{background:var(--bg-secondary);color:var(--accent-primary)}.navbar-badge{position:absolute;top:0;right:0;min-width:18px;height:18px;padding:0 5px;font-size:10px;font-weight:600;line-height:18px;text-align:center;color:#fff;background:var(--accent-primary);border-radius:10px;box-shadow:0 2px 4px #0003}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;font-size:14px;font-weight:500;border-radius:var(--radius-pill);border:none;cursor:pointer;transition:all var(--transition-fast);text-decoration:none}.btn-primary{background:var(--accent-primary);color:#fff}.btn-primary:hover{background:var(--accent-primary-dark);color:#fff;text-decoration:none}.chat-window{position:fixed;right:20px;bottom:20px;width:380px;max-width:calc(100vw - 32px);height:520px;background:linear-gradient(135deg,#ffffffeb,#f7f9fff0);border-radius:var(--radius-xl);border:1px solid rgba(99,102,241,.25);box-shadow:0 18px 60px #11182759;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);display:flex;flex-direction:column;overflow:hidden;z-index:9999}@media(max-width:768px){.chat-window{right:12px;left:12px;width:auto;height:60vh}}.chat-header{padding:14px 16px;background:linear-gradient(120deg,#6366f1,#8b5cf6,#22d3ee);color:#fff;display:flex;align-items:center;gap:12px;box-shadow:0 8px 24px #0000002e}.chat-header__avatar{width:42px;height:42px;border-radius:var(--radius-full);background:#ffffff40;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1rem}.chat-header__meta{flex:1;min-width:0}.chat-header__name{font-weight:700;font-size:1rem;letter-spacing:-.2px}.chat-header__shop{font-size:.78rem;opacity:.85}.chat-header__actions{display:flex;gap:6px}.chat-icon-btn{background:#fff3;border:none;border-radius:var(--radius-sm);padding:6px;cursor:pointer;color:#fff;display:flex;transition:background .2s ease}.chat-icon-btn:hover{background:#ffffff4d}.chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:linear-gradient(180deg,#f7f9ffb3,#f2f4f8e6)}.chat-bubble{max-width:80%;padding:12px 14px;border-radius:16px;background:var(--bg-secondary);color:var(--text-primary);box-shadow:0 8px 22px 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#e2e8f0;position:relative;z-index:10}.home-category-scroll{display:flex;gap:24px;overflow-x:auto;padding:0 24px;scroll-behavior:smooth;scrollbar-width:none;-ms-overflow-style:none}@media(min-width:1200px){.home-category-scroll{justify-content:center}}.home-category-scroll::-webkit-scrollbar{display:none}.home-category-item{display:flex;flex-direction:column;align-items:center;gap:10px;text-decoration:none;min-width:80px;flex-shrink:0;transition:transform .2s ease}.home-category-item:last-child{margin-right:24px}.home-category-item:hover{text-decoration:none;transform:translateY(-2px)}.home-category-icon{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,#f8fafc,#e2e8f0);display:flex;align-items:center;justify-content:center;font-size:28px;transition:all .2s ease;box-shadow:0 2px 8px #0000000f}.home-category-item:hover .home-category-icon{background:linear-gradient(135deg,#0654ba,#004494);box-shadow:0 4px 12px 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.2s}.faq-help-btn.primary{background:#0654ba;color:#fff}.faq-help-btn.primary:hover{background:#004494;transform:translateY(-1px)}.faq-help-btn.secondary{background:#fff;color:#374151;border:1px solid #d1d5db}.faq-help-btn.secondary:hover{background:#f9fafb;border-color:#9ca3af}.faq-quick-links{text-align:center}.faq-quick-links h3{font-size:18px;font-weight:600;color:#1f2937;margin:0 0 20px}.faq-links-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.faq-link-card{display:flex;flex-direction:column;align-items:center;gap:10px;padding:20px;background:#fff;border-radius:12px;border:1px solid #e5e7eb;text-decoration:none;transition:all .2s}.faq-link-card:hover{border-color:#0654ba;box-shadow:0 4px 12px #0654ba1a;transform:translateY(-2px)}.faq-link-icon{font-size:24px}.faq-link-card span:last-child{font-size:13px;font-weight:500;color:#374151}@media(max-width:768px){.faq-hero{padding:40px 16px}.faq-hero h1{font-size:28px}.faq-container{padding:24px 16px 60px}.faq-categories{gap:8px}.faq-category-btn{padding:8px 14px;font-size:13px}.faq-section-header{padding:20px}.faq-section-icon{width:48px;height:48px;font-size:26px}.faq-help-section{padding:32px 20px}.faq-links-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:480px){.faq-hero h1{font-size:24px}.faq-search{padding:10px 16px}.faq-category-btn .faq-category-title{display:none}.faq-category-btn{padding:10px 14px}.faq-category-icon{font-size:20px}.faq-question{padding:14px 12px}.faq-question-text{font-size:14px}.faq-help-actions{flex-direction:column}.faq-help-btn{width:100%;justify-content:center}.faq-links-grid{grid-template-columns:1fr 1fr;gap:12px}.faq-link-card{padding:16px}}