/* ============================================
   9Nghĩa Foods — Pro Max UI/UX Redesign
   Organic Luxury • Glassmorphism • Animations
   ============================================ */

/* ─── Reset & Design Tokens ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#0D6B3D;--primary-dark:#094D2B;--primary-light:#E8F5ED;--primary-rgb:13,107,61;--primary-gradient:linear-gradient(135deg,var(--primary),var(--primary-light-alt, #1B8A4B));
  --accent:#C9A84C;--accent-light:#FDF6E3;
  --red:#E53935;--red-light:#FFEBEE;
  --bg:#FAFCFB;--bg-alt:#F0F5F2;--bg-dark:#0A2318;
  --text:#1A2E23;--text-body:#3D5247;--text-muted:#6B8577;--text-light:#9BB0A3;
  --border:#DDE8E1;--border-light:#EDF3EF;
  --white:#fff;
  --shadow-xs:0 1px 2px rgba(10,35,24,.04);
  --shadow-sm:0 2px 8px rgba(10,35,24,.06);
  --shadow:0 4px 20px rgba(10,35,24,.08);
  --shadow-lg:0 12px 40px rgba(10,35,24,.12);
  --shadow-xl:0 24px 64px rgba(10,35,24,.16);
  --shadow-glow:0 0 40px rgba(var(--primary-rgb),.12);
  --radius:12px;--radius-lg:20px;--radius-xl:28px;--radius-pill:100px;
  --ease:cubic-bezier(.4,0,.2,1);--ease-bounce:cubic-bezier(.34,1.56,.64,1);
  --transition:.35s var(--ease);
  --container:1280px;
  --header-h:76px;
}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body{font-family:'Be Vietnam Pro',system-ui,sans-serif;color:var(--text);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;background:var(--bg);padding-top:var(--header-h);overflow-x:hidden}
h1,h2,h3,h4{font-weight:700;line-height:1.25;color:var(--primary);letter-spacing:-.02em}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Section Headers */
.section-header{text-align:center;margin-bottom:48px}
.section-header h2{font-size:clamp(1.8rem,3.5vw,2.5rem);color:var(--primary);margin-bottom:8px;position:relative;display:inline-block}
.section-header h2::after{content:'';display:block;width:60px;height:3px;background:var(--primary-gradient);border-radius:2px;margin:12px auto 0}
.section-subtitle{font-size:15px;color:var(--text-muted);max-width:560px;margin:0 auto;line-height:1.7}

/* ─── Buttons ─── */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 32px;border:2px solid var(--primary);border-radius:var(--radius-pill);font-size:15px;font-weight:600;cursor:pointer;transition:var(--transition);text-align:center;justify-content:center;font-family:inherit;position:relative;overflow:hidden}
.btn::before{content:'';position:absolute;inset:0;background:rgba(255,255,255,.15);transform:translateX(-100%);transition:transform .4s var(--ease)}
.btn:hover::before{transform:translateX(100%)}
.btn-primary{background:var(--primary-gradient);color:#fff;border-color:transparent;box-shadow:0 4px 16px rgba(var(--primary-rgb),.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(var(--primary-rgb),.35)}
.btn-outline{background:transparent;color:var(--primary)}.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn-outline-white{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}.btn-outline-white:hover{background:#fff;color:var(--primary)}
.btn-lg{padding:16px 40px;font-size:16px}
.btn-block{width:100%;display:flex}
.btn-mua{background:var(--primary-gradient);color:#fff;border:none;border-radius:var(--radius-pill);padding:11px 0;width:75%;margin:0 auto;font-size:14px;font-weight:600;cursor:pointer;transition:var(--transition);display:block;box-shadow:0 3px 12px rgba(var(--primary-rgb),.2)}
.btn-mua:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(var(--primary-rgb),.3)}

/* ─── Header — Glassmorphism ─── */
.site-header{position:fixed;top:0;left:0;width:100%;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,.04);transition:var(--transition)}
.site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 4px 24px rgba(10,35,24,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);max-width:var(--container);margin:0 auto;padding:0 24px}
.logo{position:relative;z-index:10}
.logo img{height:64px;width:auto;background:#fff;padding:8px 12px;border-radius:14px;box-shadow:0 4px 20px rgba(0,0,0,.1);border:1px solid rgba(0,0,0,.04);position:relative;top:4px;transition:var(--transition)}
.logo img:hover{box-shadow:0 6px 28px rgba(var(--primary-rgb),.15);transform:translateY(-1px)}
.main-nav{flex:1;display:flex;justify-content:center}
.nav-list{display:flex;gap:32px;align-items:center}
.nav-list a{font-weight:500;font-size:15px;padding:8px 0;position:relative;color:var(--text)}
.nav-list a::after{content:'';position:absolute;bottom:0;left:50%;width:0;height:2px;background:var(--primary-gradient);border-radius:1px;transition:all .3s var(--ease);transform:translateX(-50%)}
.nav-list a:hover,.nav-list a.active{color:var(--primary)}
.nav-list a:hover::after,.nav-list a.active::after{width:100%}
.has-dropdown{position:relative}.has-dropdown:hover>ul.dropdown{opacity:1;transform:translateY(0);pointer-events:all}

.dropdown{position:absolute;top:100%;left:-20px;min-width:240px;background:rgba(255,255,255,.97);backdrop-filter:blur(16px);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:8px 0;opacity:0;transform:translateY(10px);pointer-events:none;transition:var(--transition);z-index:50;border:1px solid var(--border-light)}
.dropdown .dropdown{top:0;left:100%;transform:translateX(10px);margin-top:-8px}
.dropdown .has-dropdown:hover>.dropdown{opacity:1;transform:translateX(0);pointer-events:all}
.dropdown .has-dropdown>a::after{content:'›';float:right;font-size:16px;line-height:1;margin-left:8px;display:inline!important;position:static;width:auto;height:auto;background:none;border-radius:0}
.dropdown a{display:block;padding:10px 24px;font-size:14px;color:var(--text-body);border-radius:0}.dropdown a::after{display:none}
.dropdown a:hover{background:var(--primary-light);color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:14px}
.btn-lienhe{background:var(--primary-gradient);color:#fff;border:none;border-radius:var(--radius-pill);padding:10px 28px;font-size:14px;font-weight:600;cursor:pointer;transition:var(--transition);text-decoration:none;box-shadow:0 3px 12px rgba(var(--primary-rgb),.2)}
.btn-lienhe:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(var(--primary-rgb),.3)}
.search-toggle,.cart-toggle,.account-toggle{background:none;border:none;cursor:pointer;color:var(--text);position:relative;padding:8px;border-radius:50%;transition:var(--transition)}
.search-toggle:hover,.cart-toggle:hover,.account-toggle:hover{background:var(--primary-light);color:var(--primary)}
.account-toggle--logged{padding:4px}
.account-initial{width:28px;height:28px;border-radius:50%;background:var(--primary);color:white;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;text-transform:uppercase}
.cart-badge{position:absolute;top:0;right:-2px;background:var(--red);color:#fff;font-size:10px;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;border:2px solid #fff}
.mobile-menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.mobile-menu-btn span{width:24px;height:2px;background:var(--text);transition:var(--transition);border-radius:2px}

/* Search Overlay */
.search-overlay{position:absolute;top:100%;left:0;width:100%;background:rgba(255,255,255,.98);backdrop-filter:blur(16px);box-shadow:var(--shadow-lg);padding:20px 0;display:none;z-index:50}
.search-overlay.active{display:block}
.search-form{display:flex;gap:12px;max-width:600px;margin:0 auto}
.search-form input{flex:1;padding:14px 24px;border:2px solid var(--border);border-radius:var(--radius-pill);font-size:15px;outline:none;transition:var(--transition);font-family:inherit}
.search-form input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(var(--primary-rgb),.1)}
.search-close{background:none;border:none;font-size:24px;cursor:pointer;padding:0 8px;color:var(--text-muted)}
.search-results{margin-top:12px;max-width:600px;margin-left:auto;margin-right:auto}
.search-results a{display:flex;align-items:center;gap:12px;padding:10px;border-radius:var(--radius)}.search-results a:hover{background:var(--bg-alt)}
.search-results img{width:40px;height:40px;object-fit:cover;border-radius:6px}

/* ─── Hero Banner ─── */
.hero{position:relative;overflow:hidden;width:100%;max-width:100vw;margin-left:calc(-50vw + 50%);margin-right:calc(-50vw + 50%)}
.hero::after{display:none}
.hero__slide-img{width:100%;height:auto;display:block}
@media(max-width:768px){.hero{width:100%;margin-left:0;margin-right:0}}
.hero__slide{position:absolute;inset:0;opacity:0;transition:opacity .8s ease}
.hero__slide--active{position:relative;opacity:1;z-index:1}
.hero__content{display:none}
.hero-dots{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:3}
.hero-dot{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.3);border:2px solid rgba(255,255,255,.5);cursor:pointer;transition:var(--transition);padding:0;backdrop-filter:blur(4px)}
.hero-dot.active{background:#fff;border-color:#fff;box-shadow:0 0 12px rgba(255,255,255,.4)}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:22px;width:52px;height:52px;border-radius:50%;cursor:pointer;transition:var(--transition);backdrop-filter:blur(8px)}
.hero-arrow:hover{background:rgba(255,255,255,.3);transform:translateY(-50%) scale(1.05)}
.hero-arrow--prev{left:24px}.hero-arrow--next{right:24px}

/* ─── About Section ─── */
.section--about{background:var(--white);padding:100px 0;position:relative;overflow:hidden}
.section--about::before{content:'';position:absolute;top:-200px;right:-200px;width:500px;height:500px;background:radial-gradient(circle,rgba(var(--primary-rgb),.04),transparent 70%);pointer-events:none}
.about-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-media{border-radius:var(--radius-xl);overflow:hidden;position:relative;box-shadow:var(--shadow-lg)}
.about-media img{width:100%;height:100%;object-fit:cover}
.about-video{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;border-radius:var(--radius-xl)}
.about-text h2{color:var(--primary);font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:16px;position:relative;padding-left:20px}
.about-text h2::before{content:'';position:absolute;left:0;top:4px;bottom:4px;width:4px;background:var(--primary-gradient);border-radius:2px}
.about-text p{color:var(--text-body);line-height:1.85;margin-bottom:20px}
.about-buttons{display:flex;gap:16px;flex-wrap:wrap;margin-top:8px}

/* ─── Product Grid ─── */
.section--products{background:var(--bg-alt);padding:80px 0;position:relative}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.product-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;text-align:center;padding:20px;transition:all .4s var(--ease);border:1px solid var(--border-light);position:relative}
.product-card:hover{box-shadow:var(--shadow-lg);border-color:transparent;transform:translateY(-6px)}
.product-card__image{display:flex;aspect-ratio:1;overflow:hidden;margin-bottom:16px;background:#fff;align-items:center;justify-content:center;border-radius:var(--radius)}
.product-card__image img{max-height:200px;width:auto;object-fit:contain;transition:transform .5s var(--ease);margin:0 auto}
.product-card:hover .product-card__image img{transform:scale(1.08)}
.product-card__badge{position:absolute;top:12px;left:12px;background:var(--red);color:#fff;padding:4px 14px;border-radius:20px;font-size:12px;font-weight:600;z-index:2}
.product-card__info{padding:0 4px}
.product-card__name{margin-bottom:12px;min-height:48px;display:flex;align-items:center;justify-content:center}
.product-card__name a{font-size:15px;font-weight:600;color:var(--text);line-height:1.4;display:block;transition:color .3s}
.product-card__name a:hover{color:var(--primary)}
.product-card__price{margin-bottom:16px;font-size:14px}
.price-range{color:var(--red);font-weight:700}
.price-sale{font-size:17px;font-weight:700;color:var(--red)}
.price-original{font-size:13px;color:var(--text-light);text-decoration:line-through;margin-left:6px}
.price-current{font-size:17px;font-weight:700;color:var(--red)}
.price-separator{font-size:17px;font-weight:700;color:var(--red);margin:0 4px}
.product-center-btn{text-align:center;margin-top:40px}

/* ─── Combo Section ─── */
.section--combo{background:var(--bg-alt);padding:0 0 80px}
.combo-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.combo-card{display:grid;grid-template-columns:1fr 1fr;background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-light);transition:all .4s var(--ease)}
.combo-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.combo-card__image img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.combo-card:hover .combo-card__image img{transform:scale(1.05)}
.combo-card__info{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:28px;text-align:center;gap:14px}
.combo-card__info h3{color:var(--primary);font-size:1.15rem}
.combo-card__price{font-size:1.25rem;font-weight:700;color:var(--red)}
.combo-card__price .strikethrough{font-size:.9rem;color:var(--text-light);text-decoration:line-through;margin-left:8px}

/* ─── Why Choose / Features ─── */
.section--whychoose{background:var(--bg);padding:80px 0}
.features-grid{display:flex;gap:24px}
.feature-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:380px;transition:all .4s var(--ease);background:#fff;box-shadow:var(--shadow-sm);flex:1 1 0;min-width:0}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.feature-card__image-wrap{height:260px;overflow:hidden;border-radius:var(--radius-lg) var(--radius-lg) 0 0;position:relative}
.feature-card__image-wrap::after{content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.15),transparent 60%);pointer-events:none}
.feature-card__image{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.feature-card:hover .feature-card__image{transform:scale(1.1)}
.feature-card__content{background:#fff;border-radius:var(--radius-lg);padding:28px 20px;text-align:center;margin:-50px 16px 16px;position:relative;z-index:2;box-shadow:var(--shadow)}
.feature-card__content h3{color:var(--text);font-size:1.1rem;margin-bottom:8px}
.feature-card__content p{color:var(--text-muted);font-size:14px;line-height:1.65;margin-bottom:0}

/* ─── Blog Section ─── */
.section--blog{padding:80px 0;background:var(--white)}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.blog-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-light);transition:all .4s var(--ease)}
.blog-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px);border-color:transparent}
.blog-card__image{display:block;aspect-ratio:16/10;overflow:hidden}
.blog-card__image img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.blog-card:hover .blog-card__image img{transform:scale(1.06)}
.blog-card__info{padding:22px}
.blog-card__category{display:inline-block;padding:3px 12px;background:var(--primary-light);color:var(--primary);border-radius:var(--radius-pill);font-size:12px;font-weight:600;margin-bottom:10px}
.blog-card__title{font-size:16px;font-weight:600;margin-bottom:8px;line-height:1.4;color:var(--text)}
.blog-card__title a:hover{color:var(--primary)}
.blog-card__excerpt{color:var(--text-muted);font-size:13px;margin-bottom:10px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.blog-card__date{color:var(--text-light);font-size:12px}

/* ─── Certifications ─── */
.section--certs{padding:80px 0;background:var(--bg-alt);position:relative}
.certs-row{display:flex;justify-content:center;align-items:center;gap:56px;flex-wrap:wrap}
.cert-item{display:flex;flex-direction:column;align-items:center;gap:14px;transition:all .4s var(--ease)}
.cert-item:hover{transform:translateY(-6px)}
.cert-icon{width:110px;height:110px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--white);box-shadow:var(--shadow);transition:var(--transition)}
.cert-item:hover .cert-icon{box-shadow:var(--shadow-lg),var(--shadow-glow)}
.cert-icon img{width:80%;height:80%;object-fit:contain}
.cert-item span{font-size:14px;font-weight:600;color:var(--text)}

/* ─── FAQ + Register ─── */
.section--faq{padding:80px 0;background:var(--bg)}
.section--faq .section-header{text-align:left}
.faq-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.faq-list{max-width:100%}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item__question{width:100%;display:flex;justify-content:space-between;align-items:center;padding:22px 0;background:none;border:none;cursor:pointer;font-size:15px;font-weight:500;text-align:left;font-family:inherit;color:var(--text-body);gap:12px;transition:color .3s}
.faq-item__question:hover{color:var(--primary)}
.faq-item__toggle{display:flex;align-items:center;color:var(--text-muted);transition:var(--transition);flex-shrink:0}
.faq-item__toggle svg{width:18px;height:18px;transition:transform .35s var(--ease)}
.faq-item--open .faq-item__toggle svg{transform:rotate(180deg)}
.faq-item--open .faq-item__toggle{color:var(--primary)}
.faq-item--open .faq-item__question{color:var(--primary);font-weight:600}
.faq-item__answer{max-height:0;overflow:hidden;transition:max-height .5s var(--ease)}
.faq-item--open .faq-item__answer{max-height:600px}
.faq-item__answer>div{padding:0 0 22px;color:var(--text-body);line-height:1.85;font-size:14px}
.register-box{padding:36px;border:none;border-radius:var(--radius-xl);background:var(--white);box-shadow:var(--shadow)}
.register-box h3{display:none}
.register-box .form-group input{border:2px solid var(--primary);border-radius:var(--radius-pill);padding:14px 22px}
.register-box .btn-block{text-transform:uppercase;font-size:16px;letter-spacing:1px;border-radius:var(--radius-pill);padding:16px}

/* ─── Scroll Reveal ─── */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.revealed{opacity:1;transform:translateY(0)}
.reveal-left{opacity:0;transform:translateX(-32px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal-left.revealed{opacity:1;transform:translateX(0)}
.reveal-right{opacity:0;transform:translateX(32px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal-right.revealed{opacity:1;transform:translateX(0)}

/* ─── Breadcrumb ─── */
.breadcrumb{padding:14px 0;background:#fff;border-bottom:1px solid var(--border)}
.breadcrumb__list{display:flex;flex-wrap:wrap;gap:4px;max-width:var(--container);margin:0 auto;padding:0 24px}
.breadcrumb__item{display:flex;align-items:center;font-size:13px;color:var(--text-muted)}
.breadcrumb__item:not(:last-child)::after{content:'›';margin:0 8px;color:var(--text-light)}
.breadcrumb__item a{color:var(--text-muted)}.breadcrumb__item a:hover{color:var(--primary)}
.breadcrumb__current{color:var(--primary);font-weight:500}

/* ─── Pagination ─── */
.pagination{display:flex;justify-content:center;gap:4px;margin-top:32px}
.pagination__link{display:flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;color:var(--text-muted);transition:var(--transition)}
.pagination__link:hover,.pagination__link.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 3px 12px rgba(var(--primary-rgb),.2)}

/* ─── Shop Layout ─── */
.shop-layout{display:grid;grid-template-columns:240px 1fr;gap:32px}
.shop-sidebar{position:sticky;top:90px;height:fit-content}
.sidebar-title{font-size:1.2rem;margin-bottom:16px;color:var(--primary)}
.category-list a{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px;color:var(--text-muted);transition:color .3s}
.category-list a:hover,.category-list a.active{color:var(--primary);font-weight:500}
.category-list .count{font-size:12px;color:var(--text-light)}
/* Category tree — Desktop sidebar */
.category-children{padding-left:16px;max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.category-parent.expanded .category-children{max-height:500px}
.category-children a{font-size:13px;padding:8px 0;border-bottom:1px solid var(--border-light)}
.category-children a.active{color:var(--primary);font-weight:600}
.shop-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;flex-wrap:wrap;gap:12px}
.shop-title{font-size:clamp(1.5rem,3vw,2rem)}
.shop-sort{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-muted)}
.shop-sort select{padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px}
.page-title{font-size:clamp(1.8rem,4vw,2.5rem);margin-bottom:24px}

/* ─── Product Detail ─── */
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-bottom:48px}
.gallery-main{border-radius:var(--radius-lg);overflow:hidden;background:#fff}
.gallery-main img{width:100%;height:auto;object-fit:contain}
.gallery-thumbs{display:flex;gap:8px;margin-top:12px}
.gallery-thumb{border:2px solid transparent;border-radius:var(--radius);overflow:hidden;cursor:pointer;padding:0;background:#fff;width:72px;height:72px;transition:border-color .3s}
.gallery-thumb.active{border-color:var(--primary)}
.gallery-thumb img{width:100%;height:100%;object-fit:contain}
.product-detail__category{display:inline-block;padding:4px 14px;background:var(--primary-light);color:var(--primary);border-radius:20px;font-size:12px;font-weight:600;margin-bottom:12px}
.product-detail__name{font-size:clamp(1.4rem,3vw,1.8rem);color:var(--primary);margin-bottom:16px}
.product-detail__price{font-size:1.5rem;margin-bottom:16px}
.product-detail__short-desc{color:var(--text-body);margin-bottom:24px;line-height:1.6;font-size:14px}
.product-detail__short-desc br{content:'';display:block;margin-top:2px}
.product-detail__short-desc strong{color:var(--heading)}
.product-detail__variants{margin-bottom:24px}
.variant-label{display:block;font-weight:600;margin-bottom:8px;color:var(--text)}
.variant-options{display:flex;gap:8px;flex-wrap:wrap}
.variant-btn{padding:10px 20px;border:2px solid var(--border);border-radius:var(--radius-pill);background:#fff;cursor:pointer;font-size:14px;font-weight:500;transition:var(--transition)}
.variant-btn:hover{border-color:var(--primary)}
.variant-btn.active{border-color:var(--primary);background:var(--primary-light);color:var(--primary)}
.product-detail__actions{display:flex;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.qty-selector{display:flex;align-items:center;border:2px solid var(--border);border-radius:var(--radius-pill);overflow:hidden}
.qty-selector button,.qty-btn{width:40px;height:44px;border:none;background:#fff;cursor:pointer;font-size:1.2rem;font-weight:600}
.qty-selector input{width:50px;text-align:center;border:none;font-size:15px;font-weight:500;outline:none;-moz-appearance:textfield;appearance:textfield}
.qty-selector input::-webkit-inner-spin-button{display:none}
.qty-selector--sm{border-width:1px}.qty-selector--sm button{width:30px;height:32px;font-size:.9rem}
.qty-selector--sm span{width:36px;text-align:center;font-size:14px}
.btn-add-cart-detail{flex:1}
.product-detail__sku{color:var(--text-light);font-size:13px}
.product-detail__gift-note{background:linear-gradient(135deg,#fef9e7,#fdf2d5);padding:12px 16px;border-radius:var(--radius);border-left:4px solid var(--accent);font-size:14px;margin-top:12px;color:#7d6608}
.price-save{display:inline-block;background:#fef1f1;color:#c0392b;padding:2px 10px;border-radius:var(--radius-pill);font-size:13px;font-weight:600;margin-left:8px}
.product-description{border-top:1px solid var(--border);padding-top:32px;margin-bottom:48px}
.product-description h2{font-size:clamp(1.3rem,3vw,1.8rem);margin-bottom:16px}
.product-accordion__item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;overflow:hidden}
.product-accordion__item summary{padding:14px 20px;font-weight:600;font-size:15px;cursor:pointer;background:#fafcfb;list-style:none;display:flex;align-items:center;justify-content:space-between;transition:background .3s}
.product-accordion__item summary::after{content:'+';font-size:1.2rem;font-weight:700;color:var(--primary);transition:transform .3s}
.product-accordion__item[open] summary::after{content:'\2212';transform:rotate(180deg)}
.product-accordion__item[open] summary{background:var(--primary-light);color:var(--primary)}
.product-accordion__item summary::-webkit-details-marker{display:none}
.product-accordion__content{padding:16px 20px;line-height:1.85;font-size:15px;color:var(--text-body)}
.product-accordion__content img{max-width:100%;height:auto;border-radius:var(--radius)}
/* ─── Commitment Box ─── */
.product-commitments{margin:20px 0 24px;padding:16px 20px;background:var(--bg-alt);border-radius:var(--radius);border:1px solid var(--border-light)}
.commitment-item{display:flex;align-items:center;gap:10px;padding:7px 0;font-size:14px;color:var(--text-body)}
.commitment-item:not(:last-child){border-bottom:1px solid var(--border-light)}
.commitment-icon{font-size:16px;flex-shrink:0;width:24px;text-align:center}
.commitment-item a{color:var(--primary);font-weight:500;text-decoration:underline;text-underline-offset:2px}
.commitment-item a:hover{color:var(--primary-dark)}

/* ─── Horizontal Product Tabs ─── */
.product-tabs-section{border-top:1px solid var(--border);padding-top:32px;margin-bottom:40px}
.product-tabs-section h2{font-size:clamp(1.3rem,3vw,1.8rem);margin-bottom:20px}
.product-tabs__nav{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:24px;overflow-x:auto;-webkit-overflow-scrolling:touch}
.product-tab-btn{background:none;border:none;padding:14px 24px;font-size:15px;font-weight:500;color:var(--text-muted);cursor:pointer;position:relative;transition:all .3s var(--ease);white-space:nowrap;font-family:inherit}
.product-tab-btn::after{content:'';position:absolute;bottom:-2px;left:0;width:100%;height:2px;background:var(--primary);transform:scaleX(0);transition:transform .3s var(--ease)}
.product-tab-btn:hover{color:var(--primary)}
.product-tab-btn.active{color:var(--primary);font-weight:600}
.product-tab-btn.active::after{transform:scaleX(1)}
.product-tab-panel{display:none;line-height:1.85;font-size:15px;color:var(--text-body);animation:fadeInTab .4s ease}
.product-tab-panel.active{display:block}
.product-tab-panel ul{list-style:disc;padding-left:24px;margin:8px 0}
.product-tab-panel li{margin-bottom:8px}
.product-tab-panel img{max-width:100%;height:auto;border-radius:var(--radius)}
@keyframes fadeInTab{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ─── Sticky Product Box ─── */
.product-sticky-box{position:sticky;top:var(--header-h);z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-light);box-shadow:var(--shadow-sm);transform:translateY(-100%);opacity:0;pointer-events:none;transition:all .35s var(--ease);margin-bottom:24px}
.product-sticky-box.visible{transform:translateY(0);opacity:1;pointer-events:all}
.sticky-box__inner{display:flex;align-items:center;justify-content:space-between;max-width:var(--container);margin:0 auto;padding:10px 24px;gap:24px}
.sticky-box__product{display:flex;align-items:center;gap:14px;flex-shrink:0}
.sticky-box__product img{width:46px;height:46px;border-radius:var(--radius);object-fit:cover;border:1px solid var(--border-light)}
.sticky-box__info h3{font-size:14px;font-weight:600;color:var(--text);margin:0;line-height:1.3;max-width:280px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sticky-box__price{font-size:15px;font-weight:700;color:var(--red)}
.sticky-box__tabs{display:flex;gap:4px}
.sticky-tab-link{padding:8px 18px;font-size:13px;font-weight:500;color:var(--text-muted);border-radius:var(--radius-pill);transition:all .3s var(--ease);text-decoration:none}
.sticky-tab-link:hover{background:var(--primary-light);color:var(--primary)}
.sticky-tab-link.active{background:var(--primary);color:#fff}

/* ─── Reviews Section ─── */
.product-reviews-section{border-top:1px solid var(--border);padding-top:32px;margin-bottom:40px}
.product-reviews-section h2{font-size:clamp(1.3rem,3vw,1.8rem);margin-bottom:20px}
.reviews-placeholder{text-align:center;padding:40px 24px;background:var(--bg-alt);border-radius:var(--radius-lg);color:var(--text-muted)}
.reviews-placeholder p{margin-bottom:8px}
.reviews-cta{font-size:14px;color:var(--primary)}

/* ─── Buy Now Button Accent ─── */
.btn-buy-now{background:linear-gradient(135deg,#E53935,#C62828)!important;color:#fff!important;border-color:transparent!important;box-shadow:0 4px 16px rgba(229,57,53,.25)}
.btn-buy-now:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(229,57,53,.35)}

/* ─── Related Products ─── */
.related-products{border-top:1px solid var(--border);padding-top:32px}
.related-products h2{font-size:clamp(1.3rem,3vw,1.8rem);margin-bottom:24px}
.product-grid--4{grid-template-columns:repeat(4,1fr)}
.btn.loading{pointer-events:none;opacity:.7;position:relative}
.btn.loading::after{content:'';width:16px;height:16px;border:2px solid #fff;border-top-color:transparent;border-radius:50%;animation:spin .6s linear infinite;display:inline-block;margin-left:8px;vertical-align:middle}
@keyframes spin{to{transform:rotate(360deg)}}

/* ─── Post Detail ─── */
.container--narrow{max-width:800px}
.post-header{text-align:center;margin-bottom:32px}
.post-category{display:inline-block;padding:4px 16px;background:var(--primary-light);color:var(--primary);border-radius:20px;font-size:13px;margin-bottom:12px}
.post-title{font-size:clamp(1.6rem,4vw,2.2rem);color:var(--text);margin-bottom:8px}
.post-date{color:var(--text-light);font-size:13px}
.post-thumbnail{border-radius:var(--radius-lg);overflow:hidden;margin-bottom:32px}
.post-thumbnail img{width:100%}
.prose{line-height:1.9;font-size:16px}
.prose h2{font-size:1.5rem;margin:32px 0 12px;color:var(--primary)}
.prose h3{font-size:1.2rem;margin:24px 0 8px;color:var(--primary)}
.prose p{margin-bottom:16px}
.prose ul,.prose ol{margin:0 0 16px 24px;list-style:disc}
.prose li{margin-bottom:8px}
.prose img{border-radius:var(--radius);margin:16px 0}

/* ─── Cart Sidebar ─── */
.cart-overlay{position:fixed;inset:0;background:rgba(10,35,24,.5);z-index:200;opacity:0;pointer-events:none;transition:opacity .3s;backdrop-filter:blur(4px)}
.cart-overlay.active{opacity:1;pointer-events:all}
.cart-sidebar{position:fixed;top:0;right:0;width:400px;max-width:90vw;height:100vh;background:#fff;z-index:201;transform:translateX(100%);transition:transform .4s var(--ease);display:flex;flex-direction:column;box-shadow:var(--shadow-xl)}
.cart-sidebar.active{transform:translateX(0)}
.cart-sidebar__header{display:flex;justify-content:space-between;align-items:center;padding:22px;border-bottom:1px solid var(--border)}
.cart-sidebar__header h3{font-size:1.2rem;color:var(--text)}
.cart-sidebar__close{background:none;border:none;font-size:28px;cursor:pointer;color:var(--text-muted);transition:color .3s}
.cart-sidebar__close:hover{color:var(--red)}
.cart-sidebar__body{flex:1;overflow-y:auto;padding:16px 22px}
.cart-sidebar__empty{text-align:center;color:var(--text-light);padding:40px 0}
.cart-sidebar__item{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--border-light)}
.cart-sidebar__item img{width:60px;height:60px;border-radius:var(--radius);object-fit:cover}
.cart-sidebar__item-info h4{font-size:13px;margin-bottom:4px;color:var(--text)}
.cart-sidebar__item-price{font-size:12px;color:var(--red);font-weight:600}
.cart-sidebar__item-remove{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-light);margin-left:auto;transition:color .3s}
.cart-sidebar__item-remove:hover{color:var(--red)}
.cart-sidebar__footer{padding:22px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:8px}
.cart-sidebar__total{display:flex;justify-content:space-between;margin-bottom:8px;font-weight:600}

/* ─── Cart Page ─── */
.cart-table-wrap{overflow-x:auto}
.cart-table{width:100%;border-collapse:collapse}
.cart-table th{text-align:left;padding:12px;border-bottom:2px solid var(--border);font-size:13px;color:var(--text-muted);font-weight:500}
.cart-table td{padding:12px;border-bottom:1px solid var(--border-light);vertical-align:middle}
.cart-product{display:flex;align-items:center;gap:12px}
.cart-product img{border-radius:var(--radius);object-fit:cover}
.btn-remove{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-light);transition:color .3s}.btn-remove:hover{color:var(--red)}
.cart-summary{max-width:380px;margin-left:auto;padding:28px;background:#fff;border-radius:var(--radius-lg);margin-top:24px;border:1px solid var(--border-light);box-shadow:var(--shadow-sm)}
.cart-summary__row{display:flex;justify-content:space-between;padding:8px 0}
.cart-summary__total{font-size:1.2rem;border-top:2px solid var(--border);padding-top:12px;margin:8px 0 16px}
.cart-freeship-note{color:var(--primary);font-size:13px;text-align:center;padding:8px 0}

/* ─── Checkout ─── */
.checkout-layout{display:grid;grid-template-columns:1fr 400px;gap:40px}
.checkout-form h2{font-size:1.1rem;color:var(--primary);margin:24px 0 16px}
.checkout-form h2:first-child{margin-top:0}
.checkout-summary{position:sticky;top:90px;height:fit-content;padding:28px;background:#fff;border-radius:var(--radius-lg);border:1px solid var(--border-light);box-shadow:var(--shadow-sm)}
.checkout-summary h2{font-size:1.1rem;color:var(--primary);margin-bottom:16px}
.order-items{border-bottom:1px solid var(--border);padding-bottom:12px;margin-bottom:12px}
.order-item{display:flex;justify-content:space-between;padding:8px 0;font-size:13px}
.order-row{display:flex;justify-content:space-between;padding:6px 0}
.order-total{font-size:1.2rem;border-top:2px solid var(--border);padding-top:12px;margin:8px 0 16px}
.payment-methods{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.payment-option{display:flex;align-items:center;gap:8px;padding:14px 18px;border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:var(--transition)}
.payment-option:hover{border-color:var(--primary);background:var(--primary-light)}
.payment-option input{accent-color:var(--primary)}
.bank-info{padding:16px;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);margin-top:8px;font-size:13px}

/* ─── Forms ─── */
.form-group{margin-bottom:16px}
.form-group label{display:block;margin-bottom:6px;font-weight:500;font-size:13px;color:var(--text)}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:13px 18px;border:2px solid var(--border);border-radius:var(--radius);font-size:15px;font-family:inherit;transition:var(--transition);outline:none}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(var(--primary-rgb),.08)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ─── Alerts ─── */
.alert{padding:16px 20px;border-radius:var(--radius);margin-bottom:20px;font-size:14px}
.alert--success{background:#e8f5e9;color:#2E7D32;border:1px solid #C8E6C9}
.alert--error{background:#FFEBEE;color:#C62828;border:1px solid #FFCDD2}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}

/* ─── Toast ─── */
.toast{position:fixed;bottom:24px;right:24px;z-index:300;opacity:0;transform:translateY(20px);transition:all .4s var(--ease);pointer-events:none}
.toast.active{opacity:1;transform:translateY(0);pointer-events:all}
.toast__content{display:flex;align-items:center;gap:12px;padding:16px 24px;background:var(--primary);color:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg)}

/* ─── Footer — Premium Dark ─── */
.site-footer{background:linear-gradient(160deg,#0A2318 0%,#0D3221 40%,#0F2B1E 100%);color:rgba(255,255,255,.8);padding:72px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
.footer-title{font-size:1rem;color:var(--accent);font-weight:700;margin-bottom:16px;text-decoration:none;position:relative;padding-bottom:10px}
.footer-title::after{content:'';position:absolute;bottom:0;left:0;width:40px;height:2px;background:var(--accent);border-radius:1px}
.footer-heading{font-size:1rem;color:rgba(255,255,255,.95);font-weight:700;margin-bottom:14px;text-decoration:none;position:relative;padding-bottom:10px}
.footer-heading::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:var(--accent);border-radius:1px}
.footer-info p{font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.65);line-height:1.7}
.footer-badges{display:flex;gap:10px;margin-top:16px}
.footer-badges img{height:40px;width:auto;border-radius:4px}
.footer-col ul li{margin-bottom:8px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.55);transition:all .3s}
.footer-col ul a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;text-align:center;font-size:12px;color:rgba(255,255,255,.35)}
.footer-certification{text-align:center;padding:20px 0 8px;border-top:1px solid rgba(255,255,255,.06)}
.footer-certification img{max-width:300px;height:auto;opacity:.85;transition:opacity .3s;filter:drop-shadow(0 2px 8px rgba(0,0,0,.2))}
.footer-certification img:hover{opacity:1}

/* ─── Footer Social ─── */
.footer-social{display:flex;gap:10px;margin-top:14px}
.footer-social__link{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.1);color:rgba(255,255,255,.7);transition:all .3s var(--ease);text-decoration:none}
.footer-social__link:hover{transform:translateY(-2px)}
.footer-social__link--fb:hover{background:#1877F2;color:#fff}
.footer-social__link--zalo:hover{background:#0068FF;color:#fff}

/* ─── Contact Social ─── */
.contact-social{margin-top:20px;padding-top:16px;border-top:1px solid var(--border-light)}
.contact-social h4{font-size:.95rem;color:var(--primary);margin-bottom:12px}
.contact-social__link{display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:var(--radius);font-size:14px;font-weight:500;transition:all .3s var(--ease);text-decoration:none;margin-bottom:6px}
.contact-social__link:hover{transform:translateX(4px)}
.contact-social__link--fb{color:#1877F2;background:rgba(24,119,242,.06)}
.contact-social__link--fb:hover{background:rgba(24,119,242,.12)}
.contact-social__link--messenger{color:#0084FF;background:rgba(0,132,255,.06)}
.contact-social__link--messenger:hover{background:rgba(0,132,255,.12)}
.contact-social__link--zalo{color:#0068FF;background:rgba(0,104,255,.06)}
.contact-social__link--zalo:hover{background:rgba(0,104,255,.12)}

/* ─── Contact ─── */
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-info{padding:32px;background:#fff;border-radius:var(--radius-lg);border:1px solid var(--border-light);box-shadow:var(--shadow-sm)}
.contact-info h3{margin-bottom:16px;color:var(--primary)}
.contact-info p{margin-bottom:12px}

/* ─── Floating Contact ─── */
.floating-buttons{position:fixed;right:16px;bottom:80px;z-index:150;display:flex;flex-direction:column;gap:8px}
.floating-btn{display:flex;align-items:center;gap:0;padding:12px;border-radius:50%;color:#fff;font-size:13px;font-weight:600;box-shadow:0 4px 16px rgba(0,0,0,.2);transition:all .35s var(--ease);text-decoration:none;white-space:nowrap;overflow:hidden}
.floating-btn:hover{border-radius:var(--radius-pill);gap:8px;padding:12px 20px 12px 12px;box-shadow:0 6px 24px rgba(0,0,0,.25)}
.floating-btn span{max-width:0;opacity:0;transition:max-width .35s var(--ease),opacity .25s ease;overflow:hidden;display:inline-block}
.floating-btn:hover span{max-width:180px;opacity:1}
.floating-btn--zalo{background:linear-gradient(135deg,#0068FF,#0052CC)}
.floating-btn--fb{background:linear-gradient(135deg,#1877F2,#1262CC)}
.floating-btn--hotline{background:linear-gradient(135deg,#E53935,#C62828)}
.floating-btn svg,.floating-btn img{width:20px;height:20px;flex-shrink:0}

/* ─── Scroll to Top ─── */
.scroll-top{position:fixed;bottom:24px;right:16px;z-index:150;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .4s var(--ease);opacity:0;pointer-events:none;box-shadow:0 4px 16px rgba(var(--primary-rgb),.3)}
.scroll-top.visible{opacity:1;pointer-events:all}
.scroll-top:hover{transform:translateY(-3px);box-shadow:0 8px 28px rgba(var(--primary-rgb),.4)}
.scroll-top svg{width:20px;height:20px}

/* ─── Responsive ─── */
@media(max-width:1024px){
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .features-grid{flex-wrap:wrap}
  .feature-card{flex:1 1 calc(50% - 12px)}
  .footer-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:768px){
  :root{--header-h:64px}
  .main-nav{position:fixed;top:var(--header-h);left:0;width:100%;height:calc(100vh - var(--header-h));background:#fff;backdrop-filter:none;transform:translateX(-100%);transition:transform .4s var(--ease);z-index:99;padding:24px;overflow-y:auto}
  .main-nav.active{transform:translateX(0)}
  .nav-list{flex-direction:column;gap:0}
  .nav-list a{display:block;padding:16px 0;border-bottom:1px solid var(--border-light);font-size:16px}
  .nav-list .has-dropdown>a{display:flex;align-items:center;justify-content:space-between}
  .nav-list .has-dropdown>a svg{transition:transform .3s ease;flex-shrink:0;margin-left:8px}
  .nav-list .has-dropdown.open>a svg{transform:rotate(180deg)}
  .nav-list a::after{display:none}
  /* Mobile dropdown — collapsed by default */
  .dropdown{position:static;box-shadow:none;opacity:1;transform:none;pointer-events:all;padding:0;backdrop-filter:none;border:none;max-height:0;overflow:hidden;transition:max-height .35s var(--ease);width:100%;flex-basis:100%}
  .has-dropdown.open>.dropdown{max-height:800px}
  .dropdown a{padding:12px 0 12px 16px;font-size:14px;color:var(--text-muted);border-bottom:1px solid var(--border-light);border-radius:0}
  .dropdown a:hover,.dropdown a.active{color:var(--primary)}
  /* Nested dropdown (sub-sub) */
  .dropdown .dropdown{padding-left:0}
  .dropdown .dropdown a{padding-left:32px;font-size:13px}
  .dropdown .has-dropdown.open>.dropdown{max-height:600px}
  .mobile-menu-btn{display:flex}
  /* About section — video full-width edge-to-edge */
  .section--about{padding:56px 0 56px;overflow:visible}
  .about-layout{grid-template-columns:1fr;gap:28px}
  .about-media{border-radius:14px;box-shadow:var(--shadow);margin:0;width:100%}
  .about-video{border-radius:14px;aspect-ratio:16/9}
  .about-text h2{font-size:1.5rem;padding-left:16px}
  .about-text p{font-size:14px}
  .about-buttons{justify-content:center}
  /* Product & Grid */
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .product-grid--4{grid-template-columns:repeat(2,1fr)}
  .combo-grid{grid-template-columns:1fr}
  .combo-card{grid-template-columns:1fr}
  .combo-card__image{max-height:220px;overflow:hidden}
  .combo-card__image img{height:220px;object-fit:cover}
  .features-grid{flex-direction:column}
  .feature-card{flex:1 1 100%}
  .hero-arrow{display:none}
  .blog-grid{grid-template-columns:1fr}
  .faq-layout{grid-template-columns:1fr}
  /* Shop mobile */
  .shop-layout{grid-template-columns:1fr;gap:16px}
  .shop-sidebar{position:static;border-bottom:1px solid var(--border);padding-bottom:16px;margin-bottom:0}
  .sidebar-title{font-size:1rem;margin-bottom:10px}
  .category-list{display:flex;flex-wrap:wrap;gap:6px}
  .category-list li,.category-parent{flex-shrink:0}
  .category-children{display:none!important}
  .category-list a{padding:6px 14px;border:1px solid var(--border);border-radius:var(--radius-pill);font-size:13px;white-space:nowrap}
  .category-list a.active{background:var(--primary);color:#fff;border-color:var(--primary)}
  .category-list a.active .count{color:rgba(255,255,255,.8)}
  .category-list a:hover{border-color:var(--primary)}
  .shop-toolbar{gap:8px}
  .shop-title{font-size:1.3rem;width:100%}
  .shop-sort{width:100%;justify-content:flex-end}
  .shop-sort select{flex:1;max-width:200px}
  .section--shop{padding:24px 0 40px}
  .product-detail{grid-template-columns:1fr;gap:24px}
  .product-sticky-box{display:none}
  .product-tab-btn{padding:12px 16px;font-size:14px}
  .sticky-box__tabs{flex-wrap:wrap}
  .checkout-layout{grid-template-columns:1fr}
  .contact-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .cart-table th:nth-child(n+3),.cart-table td:nth-child(n+3){display:none}
  .btn-lienhe{display:none}
  .floating-btn{padding:10px}
  .floating-btn svg,.floating-btn img{width:18px;height:18px}
  .floating-buttons{bottom:72px;gap:6px}
  .section{padding:56px 0}
  /* Certs section */
  .certs-row{gap:24px}
  .cert-icon{width:90px;height:90px}
  .cert-item span{font-size:13px}
  /* Section Header */
  .section-header{margin-bottom:32px}
  .section-header h2{font-size:1.6rem}
  .section-subtitle{font-size:14px}
  /* Register box */
  .register-box{padding:24px 20px}
}
/* ─── Landscape Phone Fix ─── */
@media(max-height:500px) and (orientation:landscape){
  :root{--header-h:56px}
  .site-header{position:fixed;top:0;left:0;width:100%;z-index:100}
  .logo img{height:48px;padding:6px 10px;border-radius:10px;top:0}
  .main-nav{position:fixed;top:var(--header-h);left:0;width:100%;height:calc(100vh - var(--header-h));background:rgba(255,255,255,.98);backdrop-filter:blur(20px);transform:translateX(-100%);transition:transform .4s var(--ease);z-index:99;padding:24px;overflow-y:auto}
  .main-nav.active{transform:translateX(0)}
  .nav-list{flex-direction:column;gap:0}
  .nav-list a{display:block;padding:12px 0;border-bottom:1px solid var(--border-light);font-size:15px}
  .nav-list a::after{display:none}
  .dropdown{position:static;box-shadow:none;opacity:1;transform:none;pointer-events:all;padding:0;backdrop-filter:none;border:none;max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
  .has-dropdown.open>.dropdown{max-height:800px}
  .dropdown a{padding:10px 0 10px 16px;font-size:13px}
  .mobile-menu-btn{display:flex}
  .btn-lienhe{display:none}
  .section{padding:40px 0}
  .section--about{padding:40px 0}
  .about-layout{grid-template-columns:1fr 1fr;gap:24px}
  .about-video{aspect-ratio:16/9}
}
@media(max-width:480px){
  .container{padding:0 16px}
  .footer-grid{grid-template-columns:1fr}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .product-card{padding:10px}
  .product-card__image{aspect-ratio:1;border-radius:8px}
  .product-card__image img{max-height:160px}
  .product-card__name{min-height:36px}
  .product-card__name a{font-size:12px;line-height:1.35}
  .product-card__price{font-size:13px;margin-bottom:10px}
  .price-range,.price-sale,.price-current{font-size:14px}
  .price-separator{font-size:14px}
  .price-original{font-size:11px}
  .btn-mua{padding:8px 0;font-size:12px;width:85%;border-radius:8px}
  .section{padding:36px 0}
  /* Shop page mobile small */
  .category-list a{padding:5px 12px;font-size:12px}
  .shop-title{font-size:1.2rem}
  .section--shop{padding:20px 0 32px}
  /* About — slight spacing on small screens */
  .about-media{border-radius:12px;margin:0;width:100%}
  .about-video{border-radius:12px}
  .about-text h2{font-size:1.35rem}
  .about-buttons .btn{padding:11px 24px;font-size:14px}
  /* Certs */
  .certs-row{gap:20px}
  .cert-icon{width:72px;height:72px}
  .cert-item span{font-size:12px}
  /* Misc */
  .product-tabs__nav{gap:0}
  .product-tab-btn{padding:10px 14px;font-size:13px}
  .product-detail__actions{flex-direction:column}
  .product-detail__actions .btn{width:100%}
  .section-header h2{font-size:1.4rem}
  .section-subtitle{font-size:13px}
  /* FAQ */
  .faq-item__question{font-size:14px;padding:18px 0}
  .register-box{padding:20px 16px}
  /* About buttons */
  .about-buttons{gap:10px}
  .about-buttons .btn{flex:1;min-width:0}
}

/* ─── Auth Pages ─── */
.section--auth{min-height:60vh;display:flex;align-items:center}
.auth-card{max-width:460px;margin:0 auto;padding:40px;background:var(--white);border-radius:16px;box-shadow:0 4px 24px rgba(0,0,0,.08)}
.auth-title{text-align:center;color:var(--primary);font-size:24px;margin-bottom:4px}
.auth-subtitle{text-align:center;color:var(--text-light);margin-bottom:28px;font-size:14px}
.auth-form .form-group{margin-bottom:16px}
.auth-form label{font-weight:600;display:block;margin-bottom:6px;font-size:14px;color:var(--text)}
.auth-form input{width:100%;padding:12px 16px;border:1px solid #ddd;border-radius:8px;font-size:15px;transition:.2s}
.auth-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(46,125,50,.12);outline:none}
.auth-footer{text-align:center;margin-top:24px;font-size:14px;color:var(--text-light)}
.auth-footer a{color:var(--primary);font-weight:600}

/* ─── Account Page ─── */
.section--account{padding-top:32px}
.account-layout{display:grid;grid-template-columns:280px 1fr;gap:32px;align-items:start}
.account-sidebar{background:var(--white);border-radius:16px;padding:24px;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.account-user{display:flex;align-items:center;gap:14px;padding-bottom:20px;border-bottom:1px solid #eee;margin-bottom:16px}
.account-avatar{width:48px;height:48px;border-radius:50%;background:var(--primary);color:white;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700}
.account-nav{display:flex;flex-direction:column;gap:4px}
.account-nav__link{padding:10px 14px;border-radius:8px;color:var(--text);font-size:14px;font-weight:500;transition:.2s;text-decoration:none;display:block}
.account-nav__link:hover,.account-nav__link.active{background:#f0f7f0;color:var(--primary)}
.account-nav__link--logout{color:var(--red);margin-top:8px}
.account-nav__link--logout:hover{background:#fef2f2}
.account-content{background:var(--white);border-radius:16px;padding:32px;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.account-content h2{margin-bottom:24px;color:var(--primary)}
.orders-table-wrap{overflow-x:auto}
.orders-table{width:100%;border-collapse:collapse}
.orders-table th,.orders-table td{padding:12px 16px;border-bottom:1px solid #eee;text-align:left;font-size:14px}
.orders-table th{background:var(--bg-light);font-weight:600}
.order-status{padding:4px 10px;border-radius:12px;font-size:12px;font-weight:600}
.order-status--pending{background:#fff3e0;color:#e65100}
.order-status--processing{background:#e3f2fd;color:#1565c0}
.order-status--completed{background:#e8f5e9;color:#2e7d32}
.order-status--cancelled{background:#fce4ec;color:#c62828}
.empty-state{text-align:center;padding:48px 0;color:var(--text-light)}
.empty-state .btn{margin-top:16px}

/* ─── Reviews ─── */
.reviews-summary{text-align:center;padding:24px 0;margin-bottom:24px;border-bottom:1px solid #eee}
.reviews-avg{display:flex;align-items:center;justify-content:center;gap:12px}
.reviews-avg__number{font-size:36px;font-weight:700;color:var(--primary)}
.reviews-avg__stars{font-size:20px;color:#f59e0b}
.reviews-avg__count{font-size:14px;color:var(--text-light)}
.reviews-list{margin-bottom:32px}
.review-item{padding:20px 0;border-bottom:1px solid #f0f0f0}
.review-item__header{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.review-item__avatar{width:36px;height:36px;border-radius:50%;background:var(--primary);color:white;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;flex-shrink:0}
.review-item__stars{color:#f59e0b;font-size:14px}
.review-item__date{margin-left:auto;color:var(--text-light);font-size:12px}
.review-item__content{color:var(--text);font-size:14px;line-height:1.6}
.review-form-section{background:var(--bg-light);border-radius:12px;padding:28px;margin-top:24px}
.review-form-section h3{margin-bottom:20px;color:var(--primary)}
.star-rating-input{margin-bottom:20px;display:flex;align-items:center;gap:12px}
.star-rating-input label{font-weight:600;font-size:14px;margin:0}
.star-picker{display:flex;gap:4px}
.star-picker .star{font-size:28px;color:#ddd;cursor:pointer;transition:.15s}
.star-picker .star:hover,.star-picker .star.active{color:#f59e0b}
.review-form .form-group{margin-bottom:14px}
.review-form label{font-weight:600;display:block;margin-bottom:6px;font-size:14px}
.review-form input,.review-form textarea{width:100%;padding:10px 14px;border:1px solid #ddd;border-radius:8px;font-size:14px;font-family:inherit}
.review-form input:focus,.review-form textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 2px rgba(46,125,50,.1)}

/* ─── Checkout Enhancement ─── */
.checkout-form select{width:100%;padding:12px 16px;border:1px solid #ddd;border-radius:8px;font-size:15px;background:var(--white);appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='%23666'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}

/* Mobile responsive for new sections */
@media(max-width:768px){
  .account-layout{grid-template-columns:1fr}
  .account-sidebar{order:-1}
  .auth-card{margin:0 16px;padding:28px 24px}
  .star-picker .star{font-size:24px}
  .review-item__header{flex-wrap:wrap}
  .review-item__date{margin-left:0;width:100%}
  /* Video modal responsive */
  .video-modal video{max-width:96vw;max-height:80vh;border-radius:var(--radius)}
  .video-modal__close{top:12px;right:16px;font-size:2rem}
}

/* ─── FAQ Accordion ─── */
.faq-category{font-size:1.2rem;color:var(--primary);margin:32px 0 16px;padding-bottom:8px;border-bottom:2px solid var(--primary-light)}
.faq-category:first-of-type{margin-top:16px}
.faq-item{border:1px solid var(--border-light);border-radius:var(--radius);margin-bottom:8px;overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:var(--primary-light)}
.faq-question{width:100%;background:none;border:none;padding:18px 24px;text-align:left;font-size:15px;font-weight:600;color:var(--text);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:var(--transition)}
.faq-question:hover{background:var(--primary-light);color:var(--primary)}
.faq-icon{font-size:1.4rem;font-weight:300;transition:transform .3s var(--ease);flex-shrink:0;width:24px;text-align:center}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s var(--ease),padding .3s;padding:0 24px}
.faq-answer p,.faq-answer ul,.faq-answer ol{margin-bottom:12px;color:var(--text-body);line-height:1.7;font-size:14px}
.faq-answer ul,.faq-answer ol{padding-left:20px}
.faq-answer a{color:var(--primary);text-decoration:underline}
.faq-item.active{border-color:var(--primary);box-shadow:0 2px 12px rgba(var(--primary-rgb),.08)}
.faq-item.active .faq-question{color:var(--primary);background:var(--primary-light)}
.faq-item.active .faq-icon{transform:rotate(45deg)}
.faq-item.active .faq-answer{max-height:500px;padding:16px 24px 20px}
.page-subtitle{text-align:center;color:var(--text-light);margin-top:-8px;margin-bottom:32px;font-size:15px}
.faq-contact{text-align:center;background:var(--primary-light);border-radius:var(--radius-lg);padding:40px 32px;margin-top:48px}
.faq-contact h3{color:var(--primary-dark);font-size:1.3rem;margin-bottom:8px}
.faq-contact p{color:var(--text-body);margin-bottom:20px}
.faq-contact-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ─── Video Modal ─── */
.video-modal{position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.92);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .4s var(--ease)}
.video-modal.active{opacity:1;pointer-events:all}
.video-modal video{max-width:90vw;max-height:85vh;border-radius:var(--radius-lg);box-shadow:0 20px 80px rgba(0,0,0,.5)}
.video-modal__close{position:absolute;top:20px;right:28px;background:none;border:none;color:#fff;font-size:2.5rem;cursor:pointer;opacity:.7;transition:var(--transition);z-index:10}
.video-modal__close:hover{opacity:1;transform:scale(1.2)}

/* ─── Policy Hub Page ─── */
.policy-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.policy-card{display:block;padding:28px 24px;background:#fff;border-radius:var(--radius-lg);border:1px solid var(--border-color);text-decoration:none;color:var(--text-color);transition:all .3s var(--ease)}
.policy-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(var(--primary-rgb),.12);border-color:var(--primary)}
.policy-card__icon{font-size:2.2rem;margin-bottom:12px}
.policy-card h3{font-size:1.1rem;font-weight:600;margin-bottom:8px;color:var(--primary-dark)}
.policy-card p{font-size:.9rem;color:var(--text-light);line-height:1.6}
@media(max-width:600px){.policy-grid{grid-template-columns:1fr}}

/* ═══════════════════════════════════════════
   About Us Page — Enhanced Contrast
   ═══════════════════════════════════════════ */

/* ─── Hero Banner ─── */
.about-hero{position:relative;min-height:340px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 40%,var(--accent, #1B8A4B) 100%);overflow:hidden}
.about-hero::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.about-hero__content{position:relative;text-align:center;color:#fff;z-index:1;padding:60px 20px}
.about-hero__badge{display:inline-block;background:rgba(255,255,255,.2);backdrop-filter:blur(8px);color:#fff;padding:8px 24px;border-radius:9999px;font-size:.9rem;font-weight:600;margin-bottom:20px;letter-spacing:.5px;border:1px solid rgba(255,255,255,.25)}
.about-hero__title{font-size:3rem;font-weight:800;margin-bottom:16px;letter-spacing:-0.02em;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.3)}
.about-hero__tagline{font-size:1.2rem;color:rgba(255,255,255,.95);font-weight:400;max-width:520px;margin:0 auto;line-height:1.7}

/* ─── Shared Labels ─── */
.about-label{display:inline-block;color:var(--primary);font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:2px;margin-bottom:10px}
.about-heading{font-size:2rem;font-weight:800;color:#1A2E23;margin-bottom:28px;letter-spacing:-.01em}

/* ─── Our Story ─── */
.about-story__grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-story__media{position:relative;border-radius:var(--radius-lg);overflow:hidden}
.about-story__video{width:100%;display:block;border-radius:var(--radius-lg);aspect-ratio:16/9;object-fit:cover}
.about-story__stat-badge{position:absolute;bottom:16px;right:16px;background:var(--primary);color:#fff;padding:14px 20px;border-radius:var(--radius-lg);text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.about-story__stat-number{display:block;font-size:1.8rem;font-weight:800;line-height:1;color:#fff}
.about-story__stat-label{display:block;font-size:.7rem;color:rgba(255,255,255,.9);margin-top:4px;text-transform:uppercase;letter-spacing:1px}
.about-story__text p{color:#3D5247;line-height:1.85;margin-bottom:18px;font-size:.95rem}
.about-story__highlights{display:flex;gap:16px;margin-top:28px}
.about-highlight{display:flex;align-items:center;gap:12px;padding:16px 20px;background:var(--primary-light);border-radius:var(--radius);flex:1;border:1px solid rgba(var(--primary-rgb),.1)}
.about-highlight__icon{font-size:1.5rem}
.about-highlight strong{display:block;font-size:.88rem;color:var(--primary-dark);font-weight:700}
.about-highlight small{display:block;font-size:.78rem;color:#3D5247;margin-top:3px}

/* ─── Vision & Mission ─── */
.about-mission__grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.about-mission__card{background:#fff;padding:40px 36px;border-radius:var(--radius-lg);box-shadow:0 4px 24px rgba(0,0,0,.06);transition:transform .3s var(--ease)}
.about-mission__card:hover{transform:translateY(-4px);box-shadow:0 8px 32px rgba(0,0,0,.1)}
.about-mission__card--accent{background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff}
.about-mission__card--accent h3{color:#fff !important}
.about-mission__card--accent p{color:rgba(255,255,255,.92) !important}
.about-mission__icon{font-size:2.4rem;margin-bottom:18px}
.about-mission__card h3{font-size:1.3rem;font-weight:700;color:var(--primary-dark);margin-bottom:14px}
.about-mission__card p{line-height:1.85;font-size:.95rem;color:#3D5247}

/* ─── Brands ─── */
.about-brands__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.about-brand-card{background:#fff;padding:32px 28px;border-radius:var(--radius-lg);border-top:4px solid var(--brand-color, var(--primary));box-shadow:0 4px 24px rgba(0,0,0,.06);transition:transform .3s var(--ease)}
.about-brand-card:hover{transform:translateY(-4px);box-shadow:0 8px 32px rgba(0,0,0,.1)}
.about-brand-card__icon{font-size:2.2rem;margin-bottom:14px}
.about-brand-card h3{font-size:1.4rem;font-weight:800;margin-bottom:10px;color:#1A2E23}
.about-brand-card p{color:#3D5247;font-size:.9rem;margin-bottom:16px;line-height:1.6}
.about-brand-card ul{list-style:none;padding:0}
.about-brand-card li{padding:7px 0;font-size:.88rem;color:#3D5247;position:relative;padding-left:20px}
.about-brand-card li::before{content:'✓';position:absolute;left:0;color:var(--primary);font-weight:bold;font-size:.8rem}

/* ─── Core Values ─── */
.about-values__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.about-value-card{text-align:center;background:#fff;padding:36px 24px;border-radius:var(--radius-lg);box-shadow:0 4px 24px rgba(0,0,0,.06);transition:transform .3s var(--ease)}
.about-value-card:hover{transform:translateY(-4px);box-shadow:0 8px 32px rgba(0,0,0,.1)}
.about-value-card__icon{font-size:2.4rem;margin-bottom:16px}
.about-value-card h4{font-size:1.1rem;font-weight:800;color:var(--primary-dark);margin-bottom:12px}
.about-value-card p{font-size:.88rem;color:#3D5247;line-height:1.7}

/* ─── Contact CTA ─── */
.about-contact__card{background:linear-gradient(135deg,#f0f7f2,#e4f0e8);padding:48px;border-radius:var(--radius-lg);text-align:center;border:1px solid rgba(var(--primary-rgb),.08)}
.about-contact__card h2{font-size:1.8rem;color:var(--primary-dark);margin-bottom:8px;font-weight:800}
.about-contact__desc{color:#3D5247;margin-bottom:32px;font-size:.95rem}
.about-contact__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:700px;margin:0 auto;text-align:left}
.about-contact__item{display:flex;gap:14px;align-items:flex-start;background:#fff;padding:20px 22px;border-radius:var(--radius);box-shadow:0 2px 8px rgba(0,0,0,.04)}
.about-contact__icon{font-size:1.6rem;flex-shrink:0}
.about-contact__item strong{display:block;font-size:.88rem;color:#1A2E23;margin-bottom:4px;font-weight:700}
.about-contact__item p{font-size:.88rem;color:#3D5247;margin:0}
.about-contact__item a{color:var(--primary);text-decoration:none;font-weight:600}
.about-contact__item a:hover{text-decoration:underline}

/* ─── About Responsive ─── */
@media(max-width:768px){
  .about-hero{min-height:280px}
  .about-hero__content{padding:40px 20px}
  .about-hero__title{font-size:1.8rem}
  .about-hero__tagline{font-size:.95rem;line-height:1.6}
  .about-heading{font-size:1.5rem;margin-bottom:20px}
  .about-label{font-size:.75rem;letter-spacing:1.5px}
  /* Story section */
  .about-story__grid{grid-template-columns:1fr;gap:24px}
  .about-story__media{margin:0;border-radius:var(--radius-lg)}
  .about-story__video{border-radius:var(--radius-lg);aspect-ratio:16/9}
  .about-story__stat-badge{bottom:12px;right:12px;padding:10px 14px}
  .about-story__stat-number{font-size:1.4rem}
  .about-story__stat-label{font-size:.65rem}
  .about-story__text p{font-size:.9rem;margin-bottom:14px}
  .about-story__highlights{flex-direction:column;gap:10px;margin-top:20px}
  .about-highlight{padding:14px 16px}
  .about-highlight__icon{font-size:1.3rem}
  .about-highlight strong{font-size:.85rem}
  .about-highlight small{font-size:.75rem}
  /* Vision & Mission */
  .about-mission__grid{grid-template-columns:1fr;gap:16px}
  .about-mission__card{padding:28px 24px}
  .about-mission__icon{font-size:2rem;margin-bottom:14px}
  .about-mission__card h3{font-size:1.15rem;margin-bottom:10px}
  .about-mission__card p{font-size:.9rem;line-height:1.75}
  /* Brands */
  .about-brands__grid{grid-template-columns:1fr;gap:16px}
  .about-brand-card{padding:24px 20px}
  .about-brand-card__icon{font-size:1.8rem;margin-bottom:10px}
  .about-brand-card h3{font-size:1.2rem;margin-bottom:8px}
  .about-brand-card p{font-size:.85rem;margin-bottom:12px}
  .about-brand-card li{font-size:.85rem;padding:5px 0;padding-left:18px}
  /* Core Values */
  .about-values__grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .about-value-card{padding:24px 16px}
  .about-value-card__icon{font-size:2rem;margin-bottom:12px}
  .about-value-card h4{font-size:1rem;margin-bottom:8px}
  .about-value-card p{font-size:.82rem}
  /* Contact CTA */
  .about-contact__grid{grid-template-columns:1fr;gap:12px}
  .about-contact__card{padding:28px 20px}
  .about-contact__card h2{font-size:1.4rem}
  .about-contact__desc{font-size:.9rem;margin-bottom:20px}
  .about-contact__item{padding:16px 18px}
  .about-contact__icon{font-size:1.3rem}
  .about-contact__item strong{font-size:.85rem}
  .about-contact__item p{font-size:.85rem}
}
@media(max-width:480px){
  .about-hero{min-height:240px}
  .about-hero__content{padding:32px 16px}
  .about-hero__title{font-size:1.5rem}
  .about-hero__tagline{font-size:.88rem}
  .about-hero__badge{font-size:.78rem;padding:6px 16px}
  .about-heading{font-size:1.35rem}
  .about-story__media{border-radius:12px}
  .about-story__video{border-radius:12px}
  .about-values__grid{grid-template-columns:1fr 1fr;gap:10px}
  .about-value-card{padding:20px 14px}
  .about-mission__card{padding:24px 20px}
  .about-brand-card{padding:20px 16px}
  .about-contact__card{padding:24px 16px}
  .about-contact__item{padding:14px 16px}
}

/* ─── Promotion Page ─── */
.promo-hero{position:relative;overflow:hidden;width:100vw;margin-left:calc(-50vw + 50%);margin-right:calc(-50vw + 50%);min-height:320px;background:linear-gradient(135deg,#1b4332 0%,#2d6a4f 50%,#40916c 100%);display:flex;align-items:center}
.promo-hero__banner{position:absolute;inset:0}
.promo-hero__banner img{width:100%;height:100%;object-fit:cover}
.promo-hero__overlay{position:relative;z-index:2;width:100%;padding:60px 0;background:linear-gradient(135deg,rgba(27,67,50,.88),rgba(45,106,79,.75))}
.promo-hero__badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:rgba(255,255,255,.15);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.2);border-radius:20px;color:#fff;font-size:.78rem;font-weight:600;margin-bottom:14px}
.promo-hero__title{font-size:clamp(1.8rem,5vw,2.8rem);font-weight:800;color:#fff;margin:0 0 10px;line-height:1.2}
.promo-hero__subtitle{font-size:clamp(.9rem,2.5vw,1.15rem);color:rgba(255,255,255,.85);max-width:600px;margin:0 0 24px;line-height:1.6}
.promo-countdown{display:inline-flex;align-items:center;gap:6px;background:rgba(0,0,0,.25);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.15);border-radius:14px;padding:12px 20px}
.promo-countdown__item{text-align:center;min-width:48px}
.promo-countdown__item span{display:block;font-size:1.6rem;font-weight:800;color:#fff;line-height:1}
.promo-countdown__item small{display:block;font-size:.65rem;color:rgba(255,255,255,.7);margin-top:2px;text-transform:uppercase;letter-spacing:.5px}
.promo-countdown__sep{font-size:1.4rem;font-weight:700;color:rgba(255,255,255,.5);padding:0 2px}
.promo-stats{font-size:.95rem;color:var(--text-muted);margin-bottom:24px;padding:12px 20px;background:#f0fdf4;border-radius:10px;border:1px solid #bbf7d0}
.promo-stats__count{font-weight:700;color:#2d6a4f;font-size:1.05rem}
.product-card--promo{position:relative}
.promo-badge{position:absolute;top:10px;left:10px;z-index:3;background:linear-gradient(135deg,#dc2626,#b91c1c);color:#fff;font-size:.75rem;font-weight:700;padding:4px 10px;border-radius:8px;box-shadow:0 2px 8px rgba(220,38,38,.3)}
.promo-empty{text-align:center;padding:80px 20px}
.promo-empty__icon{font-size:4rem;margin-bottom:16px;filter:grayscale(.3)}
.promo-empty h2{font-size:1.4rem;font-weight:700;color:var(--text-primary);margin:0 0 8px}
.promo-empty p{color:var(--text-muted);margin:0 0 24px;max-width:440px;margin-left:auto;margin-right:auto}

@media(max-width:768px){
  .promo-hero{min-height:240px}
  .promo-hero__overlay{padding:36px 0}
  .promo-countdown{padding:10px 14px;gap:4px}
  .promo-countdown__item{min-width:36px}
  .promo-countdown__item span{font-size:1.2rem}
}