:root{--color-primary: #81D7FF;--color-primary-hover: #55C5FA;--color-primary-dark: #0284C7;--color-primary-light: #EAF8FF;--color-primary-border: #B8E8FF;--color-text: #102A43;--color-text-secondary: #486581;--color-surface: #FFFFFF;--color-page-background: #F4FBFF;--color-court: #0284C7;--color-court-dark: #0369A1;--color-mint: #EAF8FF;--color-mint-line: #B8E8FF;--color-white: #FFFFFF;--color-ink: #102A43;--color-muted: #486581;--color-cork: #FFB547;--color-smash: #FF6B4A;--color-smash-orange: #C2410C;--color-sky: #81D7FF;--color-success: #059669;--color-danger: #D92D20;--font-display: "Barlow Condensed", "Arial Narrow", sans-serif;--font-body: "Be Vietnam Pro", system-ui, sans-serif;--spacing-4: 4px;--spacing-8: 8px;--spacing-12: 12px;--spacing-16: 16px;--spacing-20: 20px;--spacing-24: 24px;--spacing-32: 32px;--spacing-40: 40px;--spacing-48: 48px;--spacing-72: 72px;--radius-image: 12px;--radius-card: 16px;--radius-control: 10px;--radius-pill: 999px;--content-max: 1200px;--shadow-sm: 0 2px 6px rgba(16, 42, 67, .06);--shadow-md: 0 8px 24px rgba(2, 132, 199, .12);--shadow-lg: 0 16px 36px rgba(16, 42, 67, .14);--transition-fast: .15s ease;--transition-normal: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--color-surface);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--color-primary-dark);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:#0369a1}button{font-family:inherit;cursor:pointer;border:none;background:none}.container{max-width:var(--content-max);margin:0 auto;padding:0 var(--spacing-16)}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:.625rem 1.25rem;font-family:var(--font-body);font-size:1rem;font-weight:600;border-radius:var(--radius-control);transition:all var(--transition-fast);text-decoration:none}.btn:focus-visible{outline:3px solid var(--color-primary-dark);outline-offset:2px}.btn-primary,a.btn-primary{background-color:var(--color-primary);color:var(--color-text)!important;font-weight:700;border:1px solid var(--color-primary-hover);box-shadow:0 4px 14px #81d7ff73}.btn-primary:hover,a.btn-primary:hover{background-color:var(--color-primary-hover);color:var(--color-text)!important;transform:translateY(-2px);box-shadow:0 6px 18px #55c5fa8c}.btn-secondary,a.btn-secondary{border:1.5px solid var(--color-primary);background-color:var(--color-surface);color:var(--color-text)!important;font-weight:600}.btn-secondary:hover,a.btn-secondary:hover{background-color:var(--color-primary-light);border-color:var(--color-primary-dark);color:var(--color-primary-dark)!important;transform:translateY(-1px)}.card{background-color:var(--color-surface);border:1px solid var(--color-primary-border);border-radius:var(--radius-card);padding:var(--spacing-24);box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.product-card{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.product-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px #0284c729;border-color:var(--color-primary)}.product-image-box{display:block;background:var(--color-primary-light);border-radius:var(--radius-image);overflow:hidden;aspect-ratio:1 / 1;margin-bottom:var(--spacing-12);text-align:center;position:relative;padding:8px;transition:background-color .25s ease}.product-image-box img{width:100%;height:100%;object-fit:contain;display:block;border-radius:8px;transition:transform .25s ease,filter .25s ease;will-change:transform}.product-card:hover .product-image-box{background-color:#d8f2ff}.product-card:hover .product-image-box img{transform:scale(1.04);filter:brightness(1.02)}.product-detail-image-box{overflow:hidden;border-radius:var(--radius-card);background:var(--color-primary-light);transition:background-color .25s ease}.product-detail-image-box img{transition:transform .3s ease}.product-detail-image-box:hover img{transform:scale(1.03)}.price-tag{font-family:var(--font-display);font-weight:800;color:var(--color-smash-orange);letter-spacing:.5px}.header-root{background:var(--color-surface);border-bottom:2px solid var(--color-primary-border);position:sticky;top:0;z-index:100;box-shadow:0 2px 10px #102a430d}.header-container{display:flex;justify-content:space-between;align-items:center;height:72px}.header-brand{display:flex;align-items:center}.brand-link{display:flex;align-items:center;gap:8px}.brand-link:focus-visible{outline:3px solid var(--color-primary-dark);outline-offset:4px;border-radius:4px}.header-nav{display:flex;gap:var(--spacing-16);align-items:center;font-weight:600}.nav-link{color:var(--color-text);padding:8px 18px;font-size:1.0625rem;font-weight:600;border-radius:var(--radius-control);border:1px solid transparent;background:transparent;display:inline-flex;align-items:center;line-height:1.4;letter-spacing:.2px;transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease}.nav-link:hover{color:var(--color-primary-dark);background:var(--color-primary-light);border-color:var(--color-primary-border);transform:translateY(-2px);box-shadow:0 4px 14px #81d7ff59}.nav-link.active{color:var(--color-text)!important;background:var(--color-primary);border-color:var(--color-primary-hover);box-shadow:0 2px 8px #81d7ff80;font-weight:700}.nav-link.active:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 4px 14px #55c5fa99}.nav-link:focus-visible{outline:3px solid var(--color-primary-dark);outline-offset:2px;border-radius:var(--radius-control)}.header-actions{display:flex;align-items:center;gap:var(--spacing-12)}.header-cart-btn{min-height:42px;padding:6px 16px;font-size:.9375rem;display:inline-flex;align-items:center;gap:6px;border-radius:var(--radius-pill);transition:transform .2s ease,box-shadow .2s ease;border:1.5px solid var(--color-primary-border)}.header-cart-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #81d7ff4d;border-color:var(--color-primary)}.cart-badge{background:var(--color-primary-dark);color:var(--color-white);border-radius:999px;padding:2px 9px;font-size:.8125rem;font-weight:700}.header-admin-btn{font-size:.875rem;color:var(--color-text-secondary);text-decoration:none;padding:8px 14px;border-radius:var(--radius-control);background:var(--color-primary-light);border:1px solid var(--color-primary-border);font-weight:600;transition:all .2s ease}.header-admin-btn:hover,.header-admin-btn.active-admin{color:var(--color-primary-dark);background:#d8f2ff;border-color:var(--color-primary);transform:translateY(-1px)}.header-admin-btn:focus-visible{outline:2px solid var(--color-primary-dark);outline-offset:2px}.admin-nav-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:1px 6px;font-size:.6875rem;font-weight:700;line-height:1;color:#fff;border-radius:var(--radius-pill);box-shadow:0 1px 2px #0000001f;transition:background-color var(--transition-fast),opacity var(--transition-fast);pointer-events:none;-webkit-user-select:none;user-select:none}.mobile-menu-toggle{display:none;font-size:1.5rem;padding:6px 12px;border-radius:var(--radius-control);color:var(--color-text);background:var(--color-primary-light);border:1px solid var(--color-primary-border);line-height:1}.mobile-menu-toggle:focus-visible{outline:3px solid var(--color-primary-dark);outline-offset:2px}.mobile-nav-drawer{background:var(--color-surface);border-bottom:2px solid var(--color-primary-border);padding:var(--spacing-16) var(--spacing-24);box-shadow:0 8px 16px #102a4314}.mobile-nav-content{display:flex;flex-direction:column;gap:var(--spacing-12)}.mobile-nav-link{font-size:1.0625rem;font-weight:600;color:var(--color-text);padding:12px 16px;border-radius:var(--radius-control);background:var(--color-primary-light);border:1px solid var(--color-primary-border);transition:background .2s ease,transform .2s ease}.mobile-nav-link:hover{background:#d8f2ff;color:var(--color-primary-dark);transform:translate(4px)}.mobile-nav-link.active{background:var(--color-primary);color:var(--color-text)!important;font-weight:700}.mobile-nav-link:focus-visible{outline:3px solid var(--color-primary-dark);outline-offset:2px}@media(prefers-reduced-motion:reduce){.product-card,.product-card:hover,.nav-link,.nav-link:hover,.header-cart-btn:hover,.header-admin-btn:hover,.mobile-nav-link:hover,.product-image-box img,.product-card:hover .product-image-box img,.product-detail-image-box img,.product-detail-image-box:hover img{transform:none!important;transition:none!important}}@media(max-width:768px){.header-nav{display:none}.mobile-menu-toggle{display:inline-flex;align-items:center;justify-content:center}}@media(min-width:769px){.mobile-nav-drawer{display:none!important}}.hero-slider-wrapper{position:relative;width:100%}.hero-slider-container{position:relative;width:100%;aspect-ratio:16 / 11;border-radius:var(--radius-card);overflow:hidden;box-shadow:0 20px 40px #102a4326;border:4px solid var(--color-surface);background:var(--color-primary-light)}.hero-slide{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;visibility:hidden;transition:opacity .6s ease-in-out,visibility .6s ease-in-out;pointer-events:none}.hero-slide.active{opacity:1;visibility:visible;pointer-events:auto}.hero-slide-image{width:100%;height:100%;object-fit:cover;object-position:center;display:block}.hero-slide-badge{position:absolute;bottom:16px;left:16px;background:#102a43e0;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:var(--color-white);padding:8px 16px;border-radius:var(--radius-pill);font-size:.8125rem;font-weight:700;display:flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.2);z-index:2;box-shadow:var(--shadow-sm)}.hero-slider-controls{position:absolute;bottom:16px;right:16px;display:flex;align-items:center;gap:8px;z-index:3;background:#102a43a6;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);padding:6px 12px;border-radius:var(--radius-pill);border:1px solid rgba(255,255,255,.2)}.hero-slider-dot{width:10px;height:10px;border-radius:50%;background:#ffffff73;border:none;padding:0;cursor:pointer;transition:all .25s ease}.hero-slider-dot:hover{background:#ffffffe6;transform:scale(1.15)}.hero-slider-dot.active{background:var(--color-primary);width:22px;border-radius:var(--radius-pill);box-shadow:0 0 8px #81d7ffcc}@media(prefers-reduced-motion:reduce){.hero-slide,.hero-slider-dot{transition:none!important}}.footer-grid{display:grid;grid-template-columns:1fr;gap:var(--spacing-32);margin-bottom:var(--spacing-32)}@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.footer-grid{grid-template-columns:1.2fr .9fr 1.1fr 1.3fr}}.weather-footer-card{background:var(--color-surface);border:1px solid var(--color-primary-border);border-radius:var(--radius-card);padding:var(--spacing-16);box-shadow:var(--shadow-sm);color:var(--color-text);font-size:.875rem}.weather-loading-pulse{animation:weatherPulse 1.5s ease-in-out infinite}@keyframes weatherPulse{0%,to{opacity:.6}50%{opacity:1}}.floating-contact-widget{position:fixed;bottom:24px;right:24px;z-index:999;display:flex;flex-direction:column;gap:12px;align-items:flex-end;pointer-events:none}.floating-contact-btn{pointer-events:auto;display:inline-flex;align-items:center;gap:8px;padding:4px;border-radius:var(--radius-pill);text-decoration:none;background:#fffffff2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--color-primary-border);box-shadow:0 4px 14px #102a4326;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.floating-contact-btn:hover{transform:translateY(-2px);box-shadow:0 6px 18px #102a4338}.floating-contact-btn:focus-visible{outline:3px solid var(--color-primary-dark);outline-offset:2px}.floating-btn-icon{width:44px;height:44px;min-width:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;transition:transform var(--transition-fast)}.floating-btn-messenger .floating-btn-icon{background:linear-gradient(135deg,#00b2ff,#006aff,#a033ff)}.floating-btn-zalo .floating-btn-icon{background:#0068ff}.floating-btn-hotline .floating-btn-icon{background:linear-gradient(135deg,#ff6b4a,#d92d20)}.pulse-animation{animation:hotlineRingPulse 2.5s infinite}@keyframes hotlineRingPulse{0%{box-shadow:0 0 #d92d2080}70%{box-shadow:0 0 0 10px #d92d2000}to{box-shadow:0 0 #d92d2000}}.floating-btn-label{font-size:.8125rem;font-weight:700;padding-right:12px;color:var(--color-ink);white-space:nowrap}@media(max-width:640px){.floating-contact-widget{bottom:20px;right:16px;gap:10px}.floating-btn-label{display:none}.floating-contact-btn{padding:0;border-radius:50%;border:none;background:transparent;box-shadow:none}.floating-btn-icon{box-shadow:0 4px 12px #102a4333}}.demo-notice-bar{width:100%;background-color:#fef2f2;border-bottom:1px solid #fecaca;color:#991b1b;overflow:hidden;position:relative;z-index:40;display:block}.demo-notice-marquee{display:flex;width:max-content;overflow:hidden;-webkit-user-select:none;user-select:none}.demo-notice-track{display:flex;align-items:center;flex-shrink:0;white-space:nowrap;animation:demoMarqueeScroll 35s linear infinite;padding:6px 0}.demo-notice-bar:hover .demo-notice-track{animation-play-state:paused}.demo-notice-text{font-size:.8125rem;font-weight:600;letter-spacing:.01em;padding:0 40px;display:inline-flex;align-items:center;gap:8px}@keyframes demoMarqueeScroll{0%{transform:translate(0)}to{transform:translate(-100%)}}@media(prefers-reduced-motion:reduce){.demo-notice-marquee{width:100%;display:block}.demo-notice-track{animation:none;white-space:normal;text-align:center;padding:8px 16px;display:block}.demo-notice-track[aria-hidden=true]{display:none}.demo-notice-text{padding:0;display:inline}}