:root {
    --bg: #f5f5f7;
    --card: #ffffff;
    --text: #1d1d1f;
    --text2: #86868b;
    --accent: #0071e3;
    --accent-hover: #0077ed;
    --border: #e5e5ea;
    --shadow: 0 2px 12px rgba(0,0,0,0.04);
    --radius: 18px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

.header {
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 12px 0;
}

.header-inner {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo {
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-tabs {
    display: flex;
    gap: 4px;
    background: #f0f0f2;
    padding: 3px;
    border-radius: 10px;
}

.nav-tab {
    padding: 8px 18px;
    border: none;
    background: transparent;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    color: var(--text2);
    transition: all 0.2s;
}

.nav-tab.active {
    background: #fff;
    color: var(--text);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.search-box {
    position: relative;
    margin-left: auto;
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text2);
}

.search-input {
    border: 1px solid var(--border);
    background: #fff;
    padding: 10px 16px 10px 40px;
    border-radius: 50px;
    font-size: 14px;
    width: 220px;
    transition: all 0.2s;
    font-family: inherit;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0,113,227,0.1);
    width: 260px;
}

.categories {
    display: flex;
    gap: 8px;
    padding: 20px 0;
    overflow-x: auto;
}

.category-chip {
    padding: 8px 18px;
    border: 1px solid var(--border);
    background: #fff;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    font-family: inherit;
}

.category-chip.active, .category-chip:hover {
    background: var(--text);
    color: #fff;
    border-color: var(--text);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    padding-bottom: 60px;
}

.card {
    background: var(--card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}

.card-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    background: #f0f0f5;
}

.card-body {
    padding: 18px;
}

.card-text {
    font-size: 14px;
    line-height: 1.5;
    color: var(--text);
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.price {
    font-weight: 700;
    font-size: 20px;
    color: var(--accent);
}

.btn-more {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 1000;
}

.modal.active { display: flex; align-items: center; justify-content: center; }

.modal-backdrop {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    background: #fff;
    border-radius: 24px;
    max-width: 600px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 25px 60px rgba(0,0,0,0.2);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-close {
    position: absolute;
    top: 12px; right: 12px;
    width: 32px; height: 32px;
    border-radius: 50%;
    border: none;
    background: rgba(0,0,0,0.1);
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-gallery {
    position: relative;
    height: 350px;
    background: #000;
    overflow: hidden;
}

.modal-gallery img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.gallery-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    border: none;
    width: 36px; height: 36px;
    border-radius: 50%;
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-btn.prev { left: 10px; }
.gallery-btn.next { right: 10px; }

.modal-body {
    padding: 24px;
}

.modal-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.modal-price {
    font-size: 26px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 16px;
}

.modal-text {
    color: var(--text2);
    line-height: 1.6;
    font-size: 14px;
    margin-bottom: 20px;
}

.btn-order {
    display: block;
    background: var(--accent);
    color: #fff;
    text-align: center;
    padding: 14px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
}

.empty-state {
    grid-column: 1/-1;
    text-align: center;
    padding: 80px 20px;
    color: var(--text2);
}

@media (max-width: 640px) {
    .header-inner { flex-wrap: wrap; gap: 10px; }
    .search-box { width: 100%; }
    .search-input { width: 100%; }
    .products-grid { grid-template-columns: 1fr; }
    .modal-gallery { height: 250px; }
}