/* ===================================
   Taktam - Онлайн-Молл Стили
   ================================= */

/* --- CSS Variables --- */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #10b981;
    --accent: #f59e0b;
    --danger: #ef4444;
    
    --dark: #1e293b;
    --gray-900: #0f172a;
    --gray-800: #1e293b;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748b;
    --gray-400: #94a3b8;
    --gray-300: #cbd5e1;
    --gray-200: #e2e8f0;
    --gray-100: #f1f5f9;
    --gray-50: #f8fafc;
    --white: #ffffff;
    
    --text: var(--gray-800);
    --text-muted: var(--gray-500);
    --bg: var(--gray-50);
    --bg-card: var(--white);
    --border: var(--gray-200);
    
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    
    --radius-sm: 6px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    
    --transition: all 0.2s ease;
    
    --container: 1280px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; font: inherit; }
input, textarea, select { font: inherit; }
h1, h2, h3, h4, h5, h6 { margin: 0 0 1rem; font-weight: 600; line-height: 1.3; }
p { margin: 0 0 1rem; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }

/* --- Header --- */
.header { background: var(--white); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.header__inner { display: flex; align-items: center; gap: 2rem; padding: 1rem 0; }
.header__logo { display: flex; align-items: center; gap: 0.5rem; font-size: 1.5rem; font-weight: 700; color: var(--primary); }
.logo-icon { font-size: 1.75rem; }
.header__nav { display: flex; gap: 1.5rem; }
.nav-link { color: var(--gray-600); font-weight: 500; transition: var(--transition); }
.nav-link:hover { color: var(--primary); }
.header__actions { margin-left: auto; display: flex; align-items: center; gap: 1rem; }
.header__cart { position: relative; font-size: 1.5rem; padding: 0.5rem; }
.cart-badge { position: absolute; top: 0; right: 0; background: var(--danger); color: var(--white); font-size: 0.75rem; font-weight: 600; min-width: 18px; height: 18px; border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; }
.header__user { position: relative; }
.user-link { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem; font-weight: 500; }
.user-dropdown { display: none; position: absolute; top: 100%; right: 0; background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg); min-width: 160px; padding: 0.5rem 0; }
.header__user:hover .user-dropdown { display: block; }
.user-dropdown a { display: block; padding: 0.5rem 1rem; color: var(--gray-700); }
.user-dropdown a:hover { background: var(--gray-100); color: var(--primary); }
.header__auth { display: flex; gap: 0.5rem; }
.header__burger { display: none; }

/* --- Footer --- */
.footer { background: var(--gray-800); color: var(--gray-300); padding: 3rem 0 1.5rem; margin-top: 4rem; }
.footer__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2rem; margin-bottom: 2rem; }
.footer__title { color: var(--white); font-size: 1rem; margin-bottom: 1rem; }
.footer__text { font-size: 0.9rem; line-height: 1.7; }
.footer__links li { margin-bottom: 0.5rem; }
.footer__links a { color: var(--gray-400); transition: var(--transition); }
.footer__links a:hover { color: var(--white); }
.footer__bottom { border-top: 1px solid var(--gray-700); padding-top: 1.5rem; text-align: center; font-size: 0.875rem; color: var(--gray-500); }

/* --- Buttons --- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.75rem 1.5rem; border-radius: var(--radius); font-weight: 500; border: none; transition: var(--transition); }
.btn--primary { background: var(--primary); color: var(--white); }
.btn--primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
.btn--outline:hover { background: var(--primary); color: var(--white); }
.btn--sm { padding: 0.5rem 1rem; font-size: 0.875rem; }
.btn--lg { padding: 1rem 2rem; font-size: 1.1rem; }
.btn--full { width: 100%; }

/* --- Forms --- */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-weight: 500; margin-bottom: 0.5rem; color: var(--gray-700); }
.form-input { width: 100%; padding: 0.75rem 1rem; border: 2px solid var(--gray-200); border-radius: var(--radius); background: var(--white); transition: var(--transition); }
.form-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(99,102,241,0.1); }
.form-error { color: var(--danger); font-size: 0.875rem; margin-top: 0.25rem; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.form-group--full { grid-column: 1 / -1; }

/* --- Messages --- */
.messages { position: fixed; top: 80px; right: 1rem; z-index: 200; display: flex; flex-direction: column; gap: 0.5rem; max-width: 400px; }
.message { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.25rem; border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow-lg); animation: slideIn 0.3s ease; }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
.message--success { border-left: 4px solid var(--secondary); }
.message--error { border-left: 4px solid var(--danger); }
.message--info { border-left: 4px solid var(--primary); }
.message--warning { border-left: 4px solid var(--accent); }
.message__close { margin-left: auto; background: none; border: none; font-size: 1.25rem; color: var(--gray-400); padding: 0; }

/* --- Hero --- */
.hero { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: var(--white); padding: 4rem 0; text-align: center; }
.hero__title { font-size: 2.5rem; max-width: 700px; margin: 0 auto 1rem; }
.hero__subtitle { font-size: 1.25rem; opacity: 0.9; max-width: 600px; margin: 0 auto 2rem; }
.hero__actions { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }
.hero .btn--outline { border-color: var(--white); color: var(--white); }
.hero .btn--outline:hover { background: var(--white); color: var(--primary); }

/* --- Section --- */
.section { padding: 3rem 0; }
.section--gray { background: var(--gray-100); }
.section__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.section__title { font-size: 1.5rem; margin-bottom: 1.5rem; }
.section__link { color: var(--primary); font-weight: 500; }

/* --- Categories Grid --- */
.categories-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1rem; }
.categories-grid--lg { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1.5rem; }
.category-card { display: flex; flex-direction: column; align-items: center; padding: 2rem 1.5rem; background: var(--white); border-radius: var(--radius-lg); text-align: center; transition: var(--transition); border: 2px solid var(--border); position: relative; overflow: hidden; }
.category-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary-light), var(--primary)); opacity: 0; transition: var(--transition); }
.category-card::after { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(99,102,241,0.05) 0%, transparent 70%); opacity: 0; transition: var(--transition); }
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary-light); }
.category-card:hover::before { opacity: 1; }
.category-card:hover::after { opacity: 1; }
.category-card__icon, .category-card__emoji { font-size: 3.5rem; margin-bottom: 1rem; display: block; transition: var(--transition); line-height: 1; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1)); }
.category-card:hover .category-card__emoji { transform: scale(1.15) rotate(5deg); filter: drop-shadow(0 4px 8px rgba(0,0,0,0.15)); }
.category-card__icon { width: 72px; height: 72px; object-fit: contain; transition: var(--transition); }
.category-card:hover .category-card__icon { transform: scale(1.1); filter: drop-shadow(0 4px 8px rgba(0,0,0,0.15)); }
.category-card__title { font-weight: 600; color: var(--gray-800); font-size: 1.1rem; margin-bottom: 0.5rem; transition: var(--transition); }
.category-card:hover .category-card__title { color: var(--primary); }
.category-card__count { font-size: 0.875rem; color: var(--gray-500); margin-bottom: 0.5rem; font-weight: 500; }
.category-card__desc { font-size: 0.875rem; color: var(--gray-600); line-height: 1.5; margin-top: 0.5rem; }
.category-card--lg { padding: 2.5rem 2rem; min-height: 280px; }

/* --- Shop Card --- */
.shops-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }
.shop-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition); border: 1px solid var(--border); }
.shop-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.shop-card__logo { width: 100%; height: 160px; object-fit: cover; }
.shop-card__logo--placeholder { display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%); color: var(--white); font-size: 2.5rem; font-weight: 700; }
.shop-card__content { padding: 1.25rem; }
.shop-card__name { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.25rem; }
.shop-card__category { font-size: 0.875rem; color: var(--primary); margin-bottom: 0.5rem; }
.shop-card__desc { font-size: 0.875rem; color: var(--gray-600); margin-bottom: 0.75rem; }
.shop-card__meta { display: flex; align-items: center; gap: 1rem; font-size: 0.875rem; color: var(--gray-500); }

/* --- Product Card --- */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1.5rem; }
.products-grid--lg { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.product-card { background: var(--white); border-radius: var(--radius); overflow: hidden; transition: var(--transition); border: 1px solid var(--border); }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.product-card__img { width: 100%; height: 200px; object-fit: cover; transition: opacity 0.3s ease; }
.product-card__img--active { opacity: 1 !important; }
.product-card__img--placeholder { display: flex; align-items: center; justify-content: center; background: var(--gray-100); font-size: 3rem; }
.product-card__gallery { position: relative; width: 100%; height: 200px; overflow: hidden; }
.product-card__main-image { position: relative; width: 100%; height: 100%; overflow: hidden; cursor: pointer; }
.product-card__main-image::before { content: ''; position: absolute; left: 0; top: 0; width: 50%; height: 100%; z-index: 5; opacity: 0; transition: opacity 0.2s ease; background: linear-gradient(to right, rgba(0, 0, 0, 0.1), transparent); pointer-events: none; }
.product-card__main-image::after { content: ''; position: absolute; right: 0; top: 0; width: 50%; height: 100%; z-index: 5; opacity: 0; transition: opacity 0.2s ease; background: linear-gradient(to left, rgba(0, 0, 0, 0.1), transparent); pointer-events: none; }
.product-card__main-image:hover::before, .product-card__main-image:hover::after { opacity: 1; }
.product-card__main-image img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 0.3s ease; z-index: 1; }
.product-card__main-image img.product-card__img--active { opacity: 1; z-index: 2; }
/* Tailwind версия слайдера (shops/detail.html) */
.product-card-main-image { cursor: pointer; }
.product-card-main-image::before { content: ''; position: absolute; left: 0; top: 0; width: 50%; height: 100%; z-index: 5; opacity: 0; transition: opacity 0.2s ease; background: linear-gradient(to right, rgba(0, 0, 0, 0.1), transparent); pointer-events: none; }
.product-card-main-image::after { content: ''; position: absolute; right: 0; top: 0; width: 50%; height: 100%; z-index: 5; opacity: 0; transition: opacity 0.2s ease; background: linear-gradient(to left, rgba(0, 0, 0, 0.1), transparent); pointer-events: none; }
.product-card-main-image:hover::before, .product-card-main-image:hover::after { opacity: 1; }

.product-card__thumbnails { position: absolute; bottom: 0; left: 0; right: 0; display: flex; gap: 0.25rem; padding: 0.5rem; background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent); justify-content: center; flex-wrap: wrap; z-index: 10; }
.product-card__thumb { width: 40px; height: 40px; object-fit: cover; border-radius: var(--radius-sm); cursor: pointer; border: 2px solid transparent; transition: var(--transition); opacity: 0.7; background: var(--white); }
.product-card__thumb:hover { opacity: 1; transform: scale(1.1); }
.product-card__thumb--active { border-color: var(--white); opacity: 1; box-shadow: 0 0 0 2px var(--primary); }
.product-card__content { padding: 1rem; }
.product-card__shop { font-size: 0.75rem; color: var(--primary); font-weight: 500; margin-bottom: 0.25rem; }
.product-card__name { font-weight: 600; margin-bottom: 0.5rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-card__price { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }

/* --- Rating --- */
.rating { display: inline-flex; align-items: center; gap: 0.25rem; font-size: 0.875rem; }
.rating__star { color: var(--accent); }
.rating__star--empty { color: var(--gray-300); }
.rating__count { color: var(--gray-500); }
.rating--lg { font-size: 1.1rem; }
.rating--sm { font-size: 0.8rem; }

/* --- Price --- */
.price { font-weight: 700; color: var(--gray-800); }
.price--lg { font-size: 1.75rem; }
.price-old { text-decoration: line-through; color: var(--gray-400); font-size: 0.9em; }
.discount-badge { background: var(--danger); color: var(--white); font-size: 0.75rem; font-weight: 600; padding: 0.25rem 0.5rem; border-radius: var(--radius-sm); }
.discount-badge--lg { font-size: 0.875rem; padding: 0.375rem 0.75rem; }

/* --- Page Layout --- */
.main-content { min-height: calc(100vh - 200px); }
.page-title { font-size: 2rem; margin-bottom: 1.5rem; }
.page-subtitle { color: var(--gray-600); margin-bottom: 2rem; }
.page-header { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center; margin-bottom: 2rem; }
.page-filters { display: flex; gap: 1rem; flex-wrap: wrap; }
.filters-row { margin-bottom: 1.5rem; }
.filter-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.5rem 0.9rem; border-radius: var(--radius-full); border: 1px solid var(--border); background: var(--gray-50); color: var(--gray-700); font-weight: 500; transition: var(--transition); }
.chip:hover { border-color: var(--secondary); color: var(--secondary); }
.chip--active { background: #ecfdf3; border-color: var(--secondary); color: #166534; }
.page-layout { display: grid; grid-template-columns: 240px 1fr; gap: 2rem; }
.page-sidebar { position: sticky; top: 100px; height: fit-content; }
.page-main { min-width: 0; }

/* --- Sidebar --- */
.sidebar__title { font-size: 1rem; margin-bottom: 1rem; }
.sidebar__list { display: flex; flex-direction: column; gap: 0.25rem; }
.sidebar__link { display: block; padding: 0.75rem 1rem; border-radius: var(--radius-sm); color: var(--gray-600); transition: var(--transition); }
.sidebar__link:hover { background: var(--gray-100); color: var(--gray-900); }
.sidebar__link--active { background: var(--primary); color: var(--white); }
.sidebar__link--active:hover { background: var(--primary-dark); color: var(--white); }

/* --- Search --- */
.search-form { display: flex; }
.search-input { padding: 0.75rem 1rem; border: 2px solid var(--gray-200); border-radius: var(--radius) 0 0 var(--radius); min-width: 200px; }
.search-input:focus { outline: none; border-color: var(--primary); }
.search-btn { padding: 0.75rem 1rem; background: var(--primary); color: var(--white); border: none; border-radius: 0 var(--radius) var(--radius) 0; }

/* --- Sort Select --- */
.sort-select select { padding: 0.75rem 2.5rem 0.75rem 1rem; border: 2px solid var(--gray-200); border-radius: var(--radius); 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 12 12'%3E%3Cpath fill='%23475569' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; cursor: pointer; }

/* --- Breadcrumb --- */
.breadcrumb { display: flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; color: var(--gray-500); margin-bottom: 1.5rem; }
.breadcrumb a { color: var(--primary); }
.breadcrumb a:hover { text-decoration: underline; }

/* --- Empty State --- */
.empty-state { text-align: center; padding: 4rem 2rem; }
.empty-state__icon { font-size: 4rem; display: block; margin-bottom: 1rem; opacity: 0.5; }
.empty-state h3 { margin-bottom: 0.5rem; }
.empty-state p { color: var(--gray-500); margin-bottom: 1.5rem; }

/* --- Pagination --- */
.pagination { display: flex; justify-content: center; margin-top: 2rem; }
.pagination__list { display: flex; gap: 0.25rem; }
.pagination__link { display: flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 0.75rem; border-radius: var(--radius-sm); background: var(--white); border: 1px solid var(--border); transition: var(--transition); }
.pagination__link:hover { border-color: var(--primary); color: var(--primary); }
.pagination__link--active { background: var(--primary); color: var(--white); border-color: var(--primary); }

/* --- Features --- */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.feature { text-align: center; padding: 2rem; }
.feature__icon { font-size: 3rem; margin-bottom: 1rem; }
.feature__title { font-size: 1.25rem; margin-bottom: 0.5rem; }
.feature__text { color: var(--gray-600); }

/* --- Auth Pages --- */
.auth-page { display: flex; justify-content: center; align-items: center; min-height: calc(100vh - 300px); padding: 2rem; }
.auth-card { width: 100%; max-width: 440px; background: var(--white); padding: 2.5rem; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.auth-card__title { text-align: center; margin-bottom: 0.5rem; }
.auth-card__subtitle { text-align: center; color: var(--gray-500); margin-bottom: 2rem; }
.auth-card__footer { text-align: center; margin-top: 1.5rem; color: var(--gray-500); }
.auth-card__footer a { color: var(--primary); font-weight: 500; }

/* --- Profile --- */
.profile-page { display: grid; grid-template-columns: 280px 1fr; gap: 2rem; }
.profile-sidebar { position: sticky; top: 100px; height: fit-content; }
.profile-card { background: var(--white); padding: 2rem; border-radius: var(--radius); text-align: center; margin-bottom: 1rem; }
.profile-card__avatar { width: 100px; height: 100px; border-radius: 50%; margin: 0 auto 1rem; object-fit: cover; }
.profile-card__avatar--placeholder { display: flex; align-items: center; justify-content: center; background: var(--primary); color: var(--white); font-size: 2.5rem; font-weight: 600; }
.profile-card__name { font-size: 1.25rem; font-weight: 600; }
.profile-card__phone { color: var(--gray-500); }
.profile-nav { background: var(--white); border-radius: var(--radius); overflow: hidden; }
.profile-nav__link { display: block; padding: 1rem 1.5rem; border-bottom: 1px solid var(--border); transition: var(--transition); }
.profile-nav__link:last-child { border-bottom: none; }
.profile-nav__link:hover { background: var(--gray-50); }
.profile-nav__link--active { background: var(--primary-light); color: var(--white); }
.profile-content { background: var(--white); padding: 2rem; border-radius: var(--radius); }
.profile-section { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.profile-section__title { font-size: 1.25rem; margin-bottom: 1rem; }

/* --- Shop Detail --- */
.shop-hero { background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-900) 100%); color: var(--white); padding: 3rem 0; background-size: cover; background-position: center; position: relative; }
.shop-hero::before { content: ''; position: absolute; inset: 0; background: rgba(0,0,0,0.6); }
.shop-hero__content { position: relative; display: flex; align-items: center; gap: 2rem; }
.shop-hero__logo { width: 120px; height: 120px; border-radius: var(--radius); object-fit: cover; background: var(--white); }
.shop-hero__logo--placeholder { display: flex; align-items: center; justify-content: center; font-size: 2.5rem; font-weight: 700; color: var(--primary); }
.shop-hero__name { font-size: 2rem; margin-bottom: 0.25rem; }
.shop-hero__category { color: var(--primary-light); margin-bottom: 0.5rem; }
.shop-hero__meta { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.shop-status { font-size: 0.875rem; padding: 0.25rem 0.75rem; border-radius: var(--radius-full); }
.shop-status--online { background: var(--secondary); color: var(--white); }
.shop-content { display: grid; grid-template-columns: 1fr 320px; gap: 2rem; margin-top: 2rem; }
.shop-main { min-width: 0; }
.shop-section { margin-bottom: 2rem; }
.shop-section__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.shop-section__title { font-size: 1.25rem; margin-bottom: 1rem; }
.shop-section__link { color: var(--primary); font-weight: 500; }
.shop-info-card { background: var(--white); padding: 1.5rem; border-radius: var(--radius); position: sticky; top: 100px; }
.shop-info-card__title { margin-bottom: 1rem; }
.shop-info-card__item { display: flex; gap: 1rem; margin-bottom: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.shop-info-card__item:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.shop-info-card__icon { font-size: 1.5rem; }

/* --- Product Detail --- */
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.product-gallery__main { background: var(--gray-100); border-radius: var(--radius); overflow: hidden; margin-bottom: 1rem; }
.product-gallery__main img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.product-gallery__placeholder { display: flex; align-items: center; justify-content: center; aspect-ratio: 1; font-size: 5rem; color: var(--gray-300); }
.product-gallery__thumbs { display: flex; gap: 0.5rem; }
.product-gallery__thumb { width: 80px; height: 80px; object-fit: cover; border-radius: var(--radius-sm); cursor: pointer; border: 2px solid transparent; transition: var(--transition); }
.product-gallery__thumb:hover, .product-gallery__thumb--active { border-color: var(--primary); }
.product-info__name { font-size: 1.75rem; margin-bottom: 0.5rem; }
.product-info__meta { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.product-info__shop { color: var(--primary); font-weight: 500; }
.product-info__price { margin-bottom: 1.5rem; display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.product-info__stock { font-weight: 500; margin-bottom: 1.5rem; }
.product-info__stock--available { color: var(--secondary); }
.product-info__stock--unavailable { color: var(--danger); }
.product-actions { display: flex; gap: 1rem; margin-bottom: 2rem; }
.product-info__description { margin-bottom: 2rem; }
.product-info__description h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.product-section { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.product-section__title { font-size: 1.5rem; margin-bottom: 1.5rem; }
.attributes-table { width: 100%; border-collapse: collapse; }
.attributes-table td { padding: 0.75rem 0; border-bottom: 1px solid var(--border); }
.attributes-table td:first-child { color: var(--gray-500); width: 40%; }
.attributes-groups { display: flex; flex-direction: column; gap: 1rem; }
.attribute-group { background: var(--gray-50); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; }
.attribute-group__title { font-weight: 600; margin-bottom: 0.5rem; color: var(--gray-700); }
.attribute-group__options { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; padding: 0; margin: 0; }
.attribute-option { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--white); border: 2px solid var(--border); border-radius: var(--radius); padding: 0.5rem 0.75rem; cursor: pointer; transition: var(--transition); user-select: none; }
.attribute-option:hover { border-color: var(--primary); background: var(--gray-50); }
.attribute-option--active { border-color: var(--primary); background: var(--primary); color: var(--white); }
.attribute-option--active .attribute-option__value { color: var(--white); }
.attribute-option--active .attribute-option__stock { color: rgba(255, 255, 255, 0.9); }
.attribute-option__value { font-weight: 600; }
.attribute-option__stock { font-size: 0.9rem; color: var(--secondary); }
.attribute-option__stock--ok { color: var(--secondary); }
.attribute-option__stock--out { color: var(--danger); }
.attribute-error { color: var(--danger); margin-top: 0.5rem; font-size: 0.875rem; }

/* --- Quantity Input --- */
.quantity-input { display: flex; align-items: center; border: 2px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; }
.quantity-btn { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: var(--gray-100); border: none; font-size: 1.25rem; transition: var(--transition); }
.quantity-btn:hover { background: var(--gray-200); }
.quantity-field { width: 60px; height: 40px; text-align: center; border: none; font-weight: 500; -moz-appearance: textfield; }
.quantity-field::-webkit-inner-spin-button { -webkit-appearance: none; }

/* --- Cart --- */
.cart-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.cart-clear { margin-left: auto; }
.cart-page { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.cart-shop { background: var(--white); border-radius: var(--radius); margin-bottom: 1.5rem; overflow: hidden; }
.cart-shop__header { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.5rem; background: var(--gray-50); border-bottom: 1px solid var(--border); }
.cart-shop__name { display: flex; align-items: center; gap: 0.75rem; font-weight: 600; }
.cart-shop__logo { width: 32px; height: 32px; border-radius: var(--radius-sm); object-fit: cover; }
.cart-shop__count { margin-left: auto; color: var(--gray-500); font-size: 0.875rem; }
.cart-items { padding: 0.5rem 0; }
.cart-item { display: grid; grid-template-columns: 80px 1fr auto auto auto; gap: 1rem; align-items: center; padding: 1rem 1.5rem; }
.cart-item__img { width: 80px; height: 80px; object-fit: cover; border-radius: var(--radius-sm); }
.cart-item__img--placeholder { display: flex; align-items: center; justify-content: center; background: var(--gray-100); font-size: 2rem; }
.cart-item__name { font-weight: 500; display: block; margin-bottom: 0.25rem; }
.cart-item__name:hover { color: var(--primary); }
.cart-item__attributes { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.25rem 0; }
.cart-item__attribute { font-size: 0.875rem; color: var(--gray-600); background: var(--gray-100); padding: 0.25rem 0.5rem; border-radius: var(--radius-sm); }
.cart-item__price { color: var(--gray-500); font-size: 0.875rem; }
.cart-item__total { font-weight: 600; min-width: 80px; text-align: right; }
.remove-btn { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; background: var(--gray-100); border: none; border-radius: var(--radius-sm); color: var(--gray-500); font-size: 1.25rem; transition: var(--transition); }
.remove-btn:hover { background: var(--danger); color: var(--white); }
.cart-shop__footer { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.5rem; border-top: 1px solid var(--border); }
.cart-shop__subtotal { font-size: 1.1rem; }
.cart-sidebar { position: sticky; top: 100px; height: fit-content; }
.cart-summary { background: var(--white); padding: 1.5rem; border-radius: var(--radius); margin-bottom: 1rem; }
.cart-summary__title { margin-bottom: 1rem; }
.cart-summary__row { display: flex; justify-content: space-between; padding: 0.5rem 0; }
.cart-summary__row--total { font-size: 1.25rem; border-top: 1px solid var(--border); margin-top: 0.5rem; padding-top: 1rem; }
.cart-summary__note { font-size: 0.8rem; color: var(--gray-500); margin-top: 1rem; }

/* --- Checkout --- */
.checkout-page { display: grid; grid-template-columns: 1fr 400px; gap: 2rem; }
.checkout-form { background: var(--white); padding: 2rem; border-radius: var(--radius); }
.checkout-section { margin-bottom: 2rem; padding-bottom: 2rem; border-bottom: 1px solid var(--border); }
.checkout-section:last-of-type { border-bottom: none; margin-bottom: 0; }
.checkout-section__title { font-size: 1.25rem; margin-bottom: 1rem; }
.radio-group { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1rem; }
.radio-card { display: flex; align-items: center; gap: 0.75rem; padding: 1rem; border: 2px solid var(--gray-200); border-radius: var(--radius); cursor: pointer; transition: var(--transition); }
.radio-card:hover { border-color: var(--gray-300); }
.radio-card:has(input:checked) { border-color: var(--primary); background: rgba(99,102,241,0.05); }
.radio-card input { width: 18px; height: 18px; accent-color: var(--primary); }
.order-summary { background: var(--white); padding: 1.5rem; border-radius: var(--radius); position: sticky; top: 100px; }
.order-summary__title { margin-bottom: 1rem; }
.order-summary__shop { display: flex; align-items: center; gap: 0.75rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border); margin-bottom: 1rem; }
.order-summary__logo { width: 40px; height: 40px; border-radius: var(--radius-sm); object-fit: cover; }
.order-summary__items { margin-bottom: 1rem; }
.order-summary__item { display: flex; justify-content: space-between; gap: 1rem; padding: 0.5rem 0; font-size: 0.9rem; }
.order-summary__item-name { flex: 1; }
.order-summary__item-qty { color: var(--gray-500); }
.order-summary__total { display: flex; justify-content: space-between; font-size: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--border); }

/* --- Success --- */
.success-page { display: flex; justify-content: center; padding: 3rem 0; }
.success-card { text-align: center; background: var(--white); padding: 3rem; border-radius: var(--radius-lg); max-width: 500px; }
.success-card__icon { display: flex; align-items: center; justify-content: center; width: 80px; height: 80px; background: var(--secondary); color: var(--white); font-size: 2.5rem; border-radius: 50%; margin: 0 auto 1.5rem; }
.success-card__title { font-size: 1.75rem; margin-bottom: 0.5rem; }
.success-card__subtitle { color: var(--gray-600); margin-bottom: 2rem; }
.success-card__details { text-align: left; background: var(--gray-50); padding: 1.5rem; border-radius: var(--radius); margin-bottom: 2rem; }
.success-card__row { display: flex; justify-content: space-between; padding: 0.5rem 0; border-bottom: 1px solid var(--border); }
.success-card__row:last-child { border-bottom: none; }
.success-card__info { color: var(--gray-600); margin-bottom: 2rem; }
.success-card__actions { display: flex; gap: 1rem; justify-content: center; }

/* --- Orders --- */
.orders-grid { display: flex; flex-direction: column; gap: 1rem; }
.order-card { display: block; background: var(--white); border-radius: var(--radius); padding: 1.25rem; transition: var(--transition); border: 1px solid var(--border); }
.order-card:hover { box-shadow: var(--shadow-md); }
.order-card--lg { padding: 1.5rem; }
.order-card__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem; }
.order-card__number { font-weight: 600; }
.order-card__date { font-size: 0.875rem; color: var(--gray-500); }
.order-card__body { display: flex; justify-content: space-between; align-items: center; }
.order-card__shop { display: flex; align-items: center; gap: 0.75rem; }
.order-card__shop-logo { width: 40px; height: 40px; border-radius: var(--radius-sm); object-fit: cover; }
.order-card__info { display: flex; gap: 1.5rem; align-items: center; }
.order-card__total { font-weight: 600; font-size: 1.1rem; }
.order-card__footer { display: flex; justify-content: space-between; align-items: center; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.order-card__delivery { color: var(--gray-500); font-size: 0.875rem; }
.order-status { display: inline-block; font-size: 0.8rem; font-weight: 500; padding: 0.25rem 0.75rem; border-radius: var(--radius-full); }
.order-status--new { background: var(--primary-light); color: var(--primary-dark); }
.order-status--processing { background: #fef3c7; color: #d97706; }
.order-status--ready { background: #dbeafe; color: #2563eb; }
.order-status--shipped { background: #e0e7ff; color: #4f46e5; }
.order-status--completed { background: #d1fae5; color: #059669; }
.order-status--cancelled { background: #fee2e2; color: #dc2626; }
.order-status--lg { font-size: 0.9rem; padding: 0.5rem 1rem; }

/* --- Order Detail --- */
.order-detail__header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 2rem; }
.order-detail__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-bottom: 2rem; }
.order-detail__section { background: var(--white); padding: 1.5rem; border-radius: var(--radius); }
.order-detail__title { font-size: 1rem; color: var(--gray-500); margin-bottom: 0.75rem; }
.order-detail__shop { display: flex; align-items: center; gap: 1rem; }
.order-detail__shop-logo { width: 48px; height: 48px; border-radius: var(--radius-sm); object-fit: cover; }
.order-detail__items { background: var(--white); padding: 1.5rem; border-radius: var(--radius); overflow-x: auto; }
.order-items-table { width: 100%; border-collapse: collapse; }
.order-items-table th { text-align: left; padding: 0.75rem; border-bottom: 2px solid var(--border); color: var(--gray-500); font-weight: 500; }
.order-items-table td { padding: 1rem 0.75rem; border-bottom: 1px solid var(--border); }
.order-items-table a { color: var(--primary); }
.order-items-table tfoot td { border-bottom: none; }
.order-items-table .total-row { font-size: 1.1rem; }

/* --- Reviews --- */
.reviews-list { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2rem; }
.review-card { background: var(--white); padding: 1.25rem; border-radius: var(--radius); }
.review-card__header { display: flex; align-items: center; gap: 1rem; margin-bottom: 0.75rem; }
.review-card__author { font-weight: 600; }
.review-card__date { color: var(--gray-500); font-size: 0.875rem; margin-left: auto; }
.review-card__text { color: var(--gray-700); }
.review-form { background: var(--gray-50); padding: 1.5rem; border-radius: var(--radius); margin-top: 1.5rem; }
.review-form h3 { margin-bottom: 1rem; }
.rating-input { display: flex; flex-direction: row-reverse; justify-content: flex-end; gap: 0.25rem; }
.rating-input input { display: none; }
.rating-input label { font-size: 1.75rem; color: var(--gray-300); cursor: pointer; transition: var(--transition); }
.rating-input label:hover, .rating-input label:hover ~ label, .rating-input input:checked ~ label { color: var(--accent); }

/* --- Utilities --- */
.text-muted { color: var(--gray-500); }

/* --- Responsive --- */
@media (max-width: 1024px) {
    .page-layout { grid-template-columns: 1fr; }
    .page-sidebar { display: none; }
    .shop-content { grid-template-columns: 1fr; }
    .shop-sidebar { position: static; }
    .product-detail { grid-template-columns: 1fr; gap: 2rem; }
    .cart-page { grid-template-columns: 1fr; }
    .cart-sidebar { position: static; order: -1; }
    .checkout-page { grid-template-columns: 1fr; }
    .checkout-sidebar { order: -1; }
    .order-summary { position: static; }
    .profile-page { grid-template-columns: 1fr; }
    .profile-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
    .order-detail__grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .header__inner { flex-wrap: wrap; gap: 1rem; }
    .header__actions { margin-left: auto; }
    .header__nav { display: none; }
    .header__burger { display: block; width: 24px; height: 24px; background: none; border: none; position: relative; }
    .header__burger span, .header__burger::before, .header__burger::after { display: block; width: 100%; height: 2px; background: var(--gray-700); position: absolute; left: 0; }
    .header__burger span { top: 50%; transform: translateY(-50%); }
    .header__burger::before { content: ''; top: 4px; }
    .header__burger::after { content: ''; bottom: 4px; }
    .hero__title { font-size: 1.75rem; }
    .hero__subtitle { font-size: 1rem; }
    .form-grid { grid-template-columns: 1fr; }
    .cart-item { grid-template-columns: 60px 1fr; gap: 0.75rem; }
    .cart-item__img { width: 60px; height: 60px; }
    .cart-item__quantity { grid-column: 2; }
    .cart-item__total { grid-column: 2; justify-self: start; }
    .cart-item__remove { grid-column: 2; justify-self: end; margin-top: -2rem; }
    .shop-hero__content { flex-direction: column; text-align: center; }
    .shop-hero__meta { justify-content: center; }
    .profile-sidebar { grid-template-columns: 1fr; }
}