/* =============================================
   СБРОС СТИЛЕЙ И БАЗОВЫЕ ПЕРЕМЕННЫЕ
   ============================================= */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-primary: #2d6a4f; 
    --color-primary-hover: #1b4332;
    --color-accent: #e63946; 
    --color-bg: #f8f9fa;
    --color-white: #ffffff;
    --color-text: #212529;
    --color-text-muted: #6c757d;
    --color-border: #dee2e6;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --transition: 0.2s ease;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    display: block;
}
ul {
    list-style: none;
}
main {
    flex: 1; 
}

/* =============================================
   КОНТЕЙНЕР И СЕТКА
   ============================================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 24px;
    padding: 24px 16px;
}

/* =============================================
   ШАПКА
   ============================================= */
.header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}
.header__inner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
}
.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
}

/* Поиск */
.search-form {
    flex: 1;
    display: flex;
    max-width: 400px;
}
.search-input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius) 0 0 var(--radius);
    font-size: 0.9rem;
    outline: none;
}
.search-input:focus {
    border-color: var(--color-primary);
}
.btn--search {
    padding: 8px 14px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    cursor: pointer;
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}
.nav__link {
    padding: 6px 10px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    white-space: nowrap;
    transition: background var(--transition);
}
.nav__link:hover {
    background: var(--color-bg);
}
.nav__cart {
    position: relative;
}
.cart-badge {
    background: var(--color-accent);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 50%;
    padding: 1px 5px;
    margin-left: 4px;
}

/* =============================================
   КНОПКИ
   ============================================= */
.btn {
    display: inline-block;
    padding: 9px 18px;
    border-radius: 0 var(--radius) var(--radius) 0;
    border: 2px solid transparent;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}
.btn--primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.btn--primary:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}
.btn--outline {
    background: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.btn--outline:hover {
    background: var(--color-primary);
    color: #fff;
}
.btn--full {
    width: 100%;
    display: block;
}
.btn--lg {
    padding: 12px 24px;
    font-size: 1rem;
}

/* =============================================
   СООБЩЕНИЯ / АЛЕРТЫ
   ============================================= */

.messages-container {
    margin: 16px auto;
}
.alert {
    padding: 10px 16px;
    border-radius: var(--radius);
    margin-bottom: 8px;
    font-size: 0.9rem;
}
.alert--success {
    background: #d1e7dd;
    color: #0f5132;
}
.alert--error,
.alert--warning {
    background: #fff3cd;
    color: #664d03;
}
.alert--info {
    background: #cff4fc;
    color: #055160;
}

/* =============================================
   HERO-БАННЕР
   ============================================= */
.hero {
    background: 
        linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
        url('../img/hero.jpg');
    background-attachment: fixed;
    background-size: cover;      
    background-position: center; 
    background-repeat: no-repeat;

    color: #fff;
    padding: 64px 16px;
    text-align: center;
}
.hero__title {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 12px;
}
.hero__sub {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 28px;
}

/* =============================================
   САЙДБАР
   ============================================= */
.sidebar {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: 72px;
}
.sidebar__title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 8px;
    margin-top: 16px;
}
.sidebar__title:first-child {
    margin-top: 0;
}
.sidebar__list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.sidebar__link {
    display: block;
    padding: 6px 10px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    transition: background var(--transition);
}
.sidebar__link:hover,
.sidebar__link.active {
    background: var(--color-bg);
    color: var(--color-primary);
    font-weight: 600;
}

/* Фильтры в каталоге */
.filter-group {
    margin-bottom: 16px;
}
.filter-label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 6px;
}
.filter-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.filter-link {
    display: block;
    padding: 5px 8px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    transition: background var(--transition);
}
.filter-link:hover,
.filter-link.active {
    background: var(--color-primary);
    color: #fff;
}
.form-control {
    width: 100%;
    padding: 7px 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    outline: none;
}
.form-control:focus {
    border-color: var(--color-primary);
}

/* =============================================
   СЕТКА ТОВАРОВ
   ============================================= */
.section {
    margin-bottom: 40px;
}
.section__title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-primary);
}
.page-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.catalog-count {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

/* =============================================
   КАРТОЧКА ТОВАРА
   ============================================= */
.product-card {
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition:
        transform var(--transition),
        box-shadow var(--transition);
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}
.product-card__img-wrap {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: #f0f0f0;
}
.product-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}
.product-card:hover .product-card__img {
    transform: scale(1.05);
}
.product-card__no-img {
    width: 100%;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    background: #f0f0f0;
}
.product-card__badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--color-accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 20px;
}
.product-card__body {
    padding: 12px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.product-card__brand {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
}
.product-card__name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.3;
    flex: 1;
}
.product-card__name:hover {
    color: var(--color-primary);
}
.product-card__price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin: 4px 0;
}
.price-current {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary);
}
.price-current--lg {
    font-size: 1.6rem;
}
.price-old {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
}
.price-discount {
    background: var(--color-accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
}

/* =============================================
   СТРАНИЦА ТОВАРА
   ============================================= */
.breadcrumb {
    padding: 16px 0;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}
.breadcrumb a:hover {
    color: var(--color-primary);
}
.product-page {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 20px 0 40px;
}
.product-page__img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.product-page__no-img {
    aspect-ratio: 1;
    background: #f0f0f0;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
}
.product-page__brand {
    color: var(--color-text-muted);
    text-transform: uppercase;
    font-size: 0.85rem;
}
.product-page__name {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 8px 0;
}
.product-page__meta {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 6px;
}
.product-page__price {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 16px 0;
}
.product-page__desc {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin: 16px 0;
}
.add-to-cart-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.qty-wrap {
    display: flex;
    align-items: center;
    gap: 0;
    width: fit-content;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
}
.qty-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--color-bg);
    font-size: 1.2rem;
    cursor: pointer;
    transition: background var(--transition);
}
.qty-btn:hover {
    background: var(--color-primary);
    color: #fff;
}
.qty-input {
    width: 52px;
    height: 36px;
    text-align: center;
    border: none;
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    font-size: 0.95rem;
    outline: none;
}

/* =============================================
   КОРЗИНА
   ============================================= */
.cart-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 24px;
    padding: 24px 0;
}
.cart-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.cart-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--color-white);
    padding: 16px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.cart-item__img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius);
    flex-shrink: 0;
}
.cart-item__no-img {
    width: 80px;
    height: 80px;
    background: #f0f0f0;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}
.cart-item__info {
    flex: 1;
}
.cart-item__name {
    font-weight: 600;
}
.cart-item__name:hover {
    color: var(--color-primary);
}
.cart-item__price {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}
.cart-item__qty-form {
    display: flex;
    align-items: center;
}
.cart-item__subtotal {
    font-weight: 700;
    white-space: nowrap;
    min-width: 80px;
    text-align: right;
}
.btn-remove {
    background: none;
    border: none;
    font-size: 1.1rem;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: 4px 8px;
    border-radius: var(--radius);
    transition: var(--transition);
}
.btn-remove:hover {
    background: #fee2e2;
    color: var(--color-accent);
}
.cart-summary {
    background: var(--color-white);
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: 80px;
}
.cart-summary__title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.cart-summary__row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
}
.cart-summary__total {
    font-size: 1.1rem;
    border: none;
    padding-top: 12px;
    margin-bottom: 16px;
}

/* =============================================
   ОФОРМЛЕНИЕ ЗАКАЗА
   ============================================= */
.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 24px;
    padding: 24px 0;
}
.checkout-section-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-group {
    margin-bottom: 14px;
}
.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
}
.payment-notice {
    background: #fff3cd;
    border-radius: var(--radius);
    padding: 12px 16px;
    margin: 16px 0;
    font-size: 0.9rem;
}
.checkout-summary {
    background: var(--color-white);
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    height: fit-content;
}
.checkout-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}
.checkout-total {
    padding-top: 12px;
    text-align: right;
    font-size: 1.1rem;
}

/* Страница успеха -->
.success-page { text-align: center; padding: 80px 16px; }
.success-icon { font-size: 5rem; margin-bottom: 24px; }
.success-page h1 { font-size: 1.8rem; margin-bottom: 12px; }
.success-page p { color: var(--color-text-muted); margin-bottom: 8px; }
.success-actions { display: flex; gap: 12px; justify-content: center; margin-top: 24px; }

/* =============================================
   ЛИЧНЫЙ КАБИНЕТ
   ============================================= */
.account-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 24px;
    padding: 24px 0;
}
.profile-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    text-align: center;
    margin-bottom: 16px;
}
.profile-card__avatar {
    font-size: 3rem;
    margin-bottom: 12px;
}
.profile-card__name {
    font-size: 1.1rem;
    font-weight: 700;
}
.profile-card__email {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 4px;
}
.discount-card {
    background: linear-gradient(135deg, var(--color-primary), #40916c);
    color: #fff;
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
}
.discount-card--empty {
    background: var(--color-bg);
    color: var(--color-text-muted);
    text-align: center;
    padding: 16px;
}
.discount-card__label {
    font-size: 0.8rem;
    opacity: 0.8;
}
.discount-card__num {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin: 4px 0;
}
.order-card {
    background: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 12px;
    overflow: hidden;
}
.order-card__header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
}
.order-card__num {
    font-weight: 700;
}
.order-card__date {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}
.order-card__total {
    margin-left: auto;
    font-weight: 700;
    color: var(--color-primary);
}
.order-card__items {
    padding: 10px 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.order-item {
    background: var(--color-bg);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}
.status--new {
    background: #cff4fc;
    color: #055160;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}
.status--processing {
    background: #fff3cd;
    color: #664d03;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}
.status--shipped {
    background: #d1e7dd;
    color: #0f5132;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}
.status--delivered {
    background: #d1e7dd;
    color: #0f5132;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}
.status--cancelled {
    background: #f8d7da;
    color: #842029;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* =============================================
   АВТОРИЗАЦИЯ
   ============================================= */
.auth-page {
    max-width: 440px;
    margin: 60px auto;
    background: var(--color-white);
    padding: 36px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.auth-page__title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
}
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.auth-page__link {
    text-align: center;
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.auth-page__link a {
    color: var(--color-primary);
    font-weight: 600;
}
.form-page {
    max-width: 600px;
}

/* =============================================
   ПУСТОЕ СОСТОЯНИЕ
   ============================================= */
.empty-state {
    text-align: center;
    padding: 60px 16px;
    color: var(--color-text-muted);
}
.empty-state p {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

/* =============================================
   ПОДВАЛ
   ============================================= */
.footer {
    background: var(--color-text);
    color: #adb5bd;
    padding: 24px 0;
    margin-top: 60px;
}
.footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.footer__nav {
    display: flex;
    gap: 16px;
}
.footer__nav a {
    color: #adb5bd;
    font-size: 0.9rem;
}
.footer__nav a:hover {
    color: #fff;
}

/* =============================================
   АДАПТИВНОСТЬ
   ============================================= */
@media (max-width: 900px) {
    .layout {
        grid-template-columns: 1fr;
    }
    .sidebar {
        position: static;
    }
    .product-page {
        grid-template-columns: 1fr;
    }
    .cart-layout {
        grid-template-columns: 1fr;
    }
    .checkout-layout {
        grid-template-columns: 1fr;
    }
    .account-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .header__inner {
        flex-wrap: wrap;
    }
    .search-form {
        order: 3;
        width: 100%;
        max-width: 100%;
    }
    .hero__title {
        font-size: 1.6rem;
    }
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .footer__inner {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}