/* ============================================================
   Ink Brigade Product Catalog - Mobile-First Stylesheet
   ============================================================ */

/* CSS Custom Properties */
:root {
    /* Brand Colors */
    --color-primary: #2CB7F4;
    --color-primary-hover: #1DA3E0;
    --color-primary-light: #E8F7FE;
    --color-dark: #353544;
    --color-slate: #57586E;
    --color-ice: #F1FBFF;
    --color-border: #E2E8F0;
    --color-bg: #FFFFFF;
    --color-text-muted: #94A3B8;
    --color-success: #22C55E;
    --color-warning: #F59E0B;
    --color-error: #EF4444;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;

    /* Typography */
    --font-heading: 'Montserrat', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    /* Layout */
    --container-max: 1280px;
    --sidebar-width: 260px;
    --header-height: 56px;
    --announcement-height: 36px;
}

@media (min-width: 1024px) {
    :root {
        --header-height: 72px;
    }
}

/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

@media (min-width: 768px) {
    body { font-size: 16px; }
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover { color: var(--color-primary-hover); }

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
}

ul, ol { list-style: none; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

/* ============================================================
   Container
   ============================================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: var(--space-4);
    padding-right: var(--space-4);
}

@media (min-width: 768px) {
    .container {
        padding-left: var(--space-6);
        padding-right: var(--space-6);
    }
}

@media (min-width: 1024px) {
    .container {
        padding-left: var(--space-8);
        padding-right: var(--space-8);
    }
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 12px 24px;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    border-radius: 8px;
    transition: all 0.2s;
    white-space: nowrap;
    letter-spacing: 0.01em;
}

@media (min-width: 768px) {
    .btn { font-size: 16px; }
}

.btn-primary {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    color: #FFFFFF;
}

.btn-outline {
    background-color: transparent;
    color: var(--color-dark);
    border: 1px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-dark);
    color: var(--color-dark);
}

.btn-pill { border-radius: 9999px; }

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}

/* ============================================================
   Announcement Bar
   ============================================================ */
.announcement-bar {
    background-color: var(--color-dark);
    color: #FFFFFF;
    height: var(--announcement-height);
    display: flex;
    align-items: center;
}

.announcement-bar .container {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.announcement-bar p {
    font-size: 13px;
    font-weight: 400;
    text-align: center;
}

.announcement-close {
    position: absolute;
    right: var(--space-4);
    color: #FFFFFF;
    font-size: 20px;
    line-height: 1;
    opacity: 0.7;
}

.announcement-close:hover { opacity: 1; }

/* ============================================================
   Header / Navigation
   ============================================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-bg);
}

.main-nav {
    height: var(--header-height);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg);
    position: relative;
    z-index: 101;
}

.nav-inner {
    display: flex;
    align-items: center;
    height: 100%;
    gap: var(--space-6);
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--color-dark);
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 20px;
    letter-spacing: -0.02em;
    color: var(--color-dark);
}

@media (min-width: 768px) {
    .logo-text { font-size: 24px; }
}

/* Hamburger */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 28px;
    height: 28px;
    padding: 2px;
}

.mobile-menu-toggle span {
    display: block;
    height: 2px;
    background-color: var(--color-dark);
    border-radius: 1px;
    transition: transform 0.3s;
}

@media (min-width: 1024px) {
    .mobile-menu-toggle { display: none; }
}

/* Desktop nav links */
.nav-links {
    display: none;
    gap: var(--space-6);
}

@media (min-width: 1024px) {
    .nav-links {
        display: flex;
        flex: 1;
    }
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-dark);
    padding: 8px 0;
    position: relative;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-primary);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: 1px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-left: auto;
}

.search-toggle {
    color: var(--color-dark);
    padding: 8px;
    display: flex;
    align-items: center;
}

.search-toggle:hover { color: var(--color-primary); }

/* Search Overlay */
.search-overlay {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4) 0;
    display: none;
    z-index: 99;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.search-overlay.is-open { display: block; }

.search-form {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.search-input {
    flex: 1;
    height: 48px;
    padding: 0 var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-dark);
    background: var(--color-bg);
    outline: none;
    transition: border-color 0.2s;
}

.search-input:focus {
    border-color: var(--color-primary);
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

.search-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: #FFFFFF;
    border-radius: 8px;
    flex-shrink: 0;
}

.search-submit:hover { background: var(--color-primary-hover); }

.search-close {
    font-size: 24px;
    color: var(--color-slate);
    padding: 8px;
}

/* Mobile Nav Drawer */
.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(53, 53, 68, 0.5);
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.mobile-nav-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 85vw;
    max-width: 360px;
    background: var(--color-bg);
    z-index: 201;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.mobile-nav-drawer.is-open {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
}

.mobile-nav-close {
    font-size: 28px;
    color: var(--color-dark);
    padding: 4px 8px;
}

.mobile-nav-links {
    padding: var(--space-4);
}

.mobile-nav-links li {
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav-links a {
    display: block;
    padding: var(--space-3) 0;
    font-size: 16px;
    font-weight: 500;
    color: var(--color-dark);
}

.mobile-nav-links a:hover { color: var(--color-primary); }

.mobile-nav-search {
    padding: var(--space-4);
}

@media (min-width: 1024px) {
    .mobile-nav-overlay,
    .mobile-nav-drawer { display: none; }
}

/* ============================================================
   Breadcrumb
   ============================================================ */
.breadcrumb-bar {
    background-color: var(--color-ice);
    padding: var(--space-3) 0;
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-1);
}

.breadcrumb li {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.breadcrumb a {
    font-size: 13px;
    font-weight: 400;
    color: var(--color-primary);
}

@media (min-width: 768px) {
    .breadcrumb a { font-size: 14px; }
}

.breadcrumb-sep {
    color: var(--color-text-muted);
    font-size: 12px;
}

.breadcrumb-current {
    font-size: 13px;
    font-weight: 400;
    color: var(--color-slate);
}

@media (min-width: 768px) {
    .breadcrumb-current { font-size: 14px; }
}

/* ============================================================
   Sections & Headings
   ============================================================ */
.section {
    padding: var(--space-10) 0;
}

@media (min-width: 768px) {
    .section { padding: var(--space-16) 0; }
}

.section__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 22px;
    color: var(--color-dark);
    margin-bottom: var(--space-6);
    letter-spacing: -0.02em;
}

@media (min-width: 768px) {
    .section__title { font-size: 28px; }
}

.desktop-only {
    display: none;
}

@media (min-width: 1024px) {
    .desktop-only { display: flex; }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
    padding: var(--space-12) 0;
    text-align: center;
    background: linear-gradient(180deg, var(--color-ice) 0%, var(--color-bg) 100%);
}

@media (min-width: 768px) {
    .hero { padding: var(--space-20) 0 var(--space-12); }
}

.hero__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 28px;
    color: var(--color-dark);
    margin-bottom: var(--space-3);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .hero__title { font-size: 42px; }
}

.hero__subtitle {
    font-size: 15px;
    color: var(--color-slate);
    margin-bottom: var(--space-8);
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

@media (min-width: 768px) {
    .hero__subtitle { font-size: 18px; }
}

.hero__search {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
    gap: var(--space-2);
}

.hero__search-input {
    flex: 1;
    height: 48px;
    padding: 0 var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: 9999px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-dark);
    outline: none;
    transition: border-color 0.2s;
    background: var(--color-bg);
}

.hero__search-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.hero__search-input::placeholder { color: var(--color-text-muted); }

.hero__search-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    padding: 0;
    flex-shrink: 0;
}

/* ============================================================
   Category Cards
   ============================================================ */
.category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .category-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-5);
    }
}

@media (min-width: 1024px) {
    .category-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: var(--space-6);
    }
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-6) var(--space-4);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    text-decoration: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.category-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(44, 183, 244, 0.08);
    color: var(--color-dark);
}

.category-card__icon {
    margin-bottom: var(--space-3);
    color: var(--color-primary);
}

.category-card__icon svg {
    width: 40px;
    height: 40px;
}

@media (min-width: 768px) {
    .category-card__icon svg {
        width: 48px;
        height: 48px;
    }
}

.category-card__name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 14px;
    color: var(--color-dark);
    margin-bottom: var(--space-1);
}

@media (min-width: 768px) {
    .category-card__name { font-size: 16px; }
}

.category-card__count {
    font-size: 12px;
    color: var(--color-text-muted);
    font-weight: 400;
}

@media (min-width: 768px) {
    .category-card__count { font-size: 13px; }
}

/* ============================================================
   Product Grid
   ============================================================ */
.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-5);
    }
}

@media (min-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-6) var(--space-10);
    }
}

.product-grid--home {
    margin-bottom: var(--space-8);
}

/* ============================================================
   Product Card
   ============================================================ */
.product-card {
    display: flex;
    flex-direction: column;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s;
}

.product-card:hover {
    border-color: var(--color-primary);
    color: inherit;
}

.product-card__image-wrap {
    position: relative;
    aspect-ratio: 4 / 5;
    background-color: #F8F8F8;
    overflow: hidden;
}

.product-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-card__badge {
    position: absolute;
    top: 0;
    left: 0;
    background: var(--color-primary);
    color: #FFFFFF;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 0 0 8px 0;
    letter-spacing: 0.02em;
    z-index: 2;
}

.product-card__info {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.product-card__brand {
    font-size: 12px;
    font-weight: 500;
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

@media (min-width: 768px) {
    .product-card__brand { font-size: 13px; }
}

.product-card__name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 14px;
    color: var(--color-dark);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--space-2);
}

@media (min-width: 768px) {
    .product-card__name { font-size: 16px; }
}

.product-card__swatches {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    flex-wrap: wrap;
    margin-bottom: var(--space-2);
}

.swatch-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1px solid rgba(0,0,0,0.1);
    flex-shrink: 0;
}

.swatch-overflow {
    font-size: 12px;
    font-weight: 500;
    color: var(--color-primary);
}

.product-card__price {
    margin-top: auto;
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.price-from {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-text-muted);
}

.price-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-dark);
}

.price-qty {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-text-muted);
}

@media (min-width: 768px) {
    .price-from,
    .price-value,
    .price-qty {
        font-size: 16px;
    }
}

/* ============================================================
   Category Page Layout
   ============================================================ */
.category-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: var(--space-6) 0 var(--space-4);
    gap: var(--space-4);
}

.category-header__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 24px;
    color: var(--color-dark);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

@media (min-width: 768px) {
    .category-header__title { font-size: 32px; }
}

.category-header__count {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-top: var(--space-1);
    display: block;
}

.category-header__sort {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

.category-header__sort label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-dark);
    white-space: nowrap;
}

.sort-select {
    height: 40px;
    padding: 0 var(--space-8) 0 var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-dark);
    background: var(--color-bg) url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2357586E' stroke-width='2' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") right 12px center no-repeat;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    outline: none;
}

.sort-select:focus { border-color: var(--color-primary); }

.category-layout {
    display: flex;
    gap: var(--space-8);
    padding-bottom: var(--space-16);
}

.category-content {
    flex: 1;
    min-width: 0;
}

/* ============================================================
   Filter Sidebar
   ============================================================ */
.filter-controls-mobile {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

@media (min-width: 1024px) {
    .filter-controls-mobile { display: none; }
}

.filter-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 10px 16px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-dark);
    background: var(--color-bg);
}

.filter-toggle-btn:hover { border-color: var(--color-dark); }

.filter-overlay {
    position: fixed;
    inset: 0;
    background: rgba(53, 53, 68, 0.5);
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.filter-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.filter-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 85vw;
    max-width: 360px;
    background: var(--color-bg);
    z-index: 201;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.filter-sidebar.is-open {
    transform: translateX(0);
}

@media (min-width: 1024px) {
    .filter-sidebar {
        position: sticky;
        top: calc(var(--header-height) + var(--space-6));
        transform: none;
        width: var(--sidebar-width);
        min-width: var(--sidebar-width);
        max-width: var(--sidebar-width);
        height: fit-content;
        max-height: calc(100vh - var(--header-height) - var(--space-12));
        z-index: auto;
        border: none;
        padding: 0;
        overflow-y: auto;
    }
}

.filter-sidebar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

@media (min-width: 1024px) {
    .filter-sidebar__header { display: none; }
}

.filter-sidebar__header h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
}

.filter-close {
    font-size: 28px;
    color: var(--color-dark);
    padding: 4px 8px;
}

.filter-group {
    border-bottom: 1px solid var(--color-border);
}

.filter-group__toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-4);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
    text-align: left;
    letter-spacing: 0.01em;
}

.filter-group__toggle .chevron {
    transition: transform 0.2s;
    flex-shrink: 0;
}

.filter-group__toggle[aria-expanded="false"] .chevron {
    transform: rotate(-90deg);
}

.filter-group__content {
    padding: 0 var(--space-4) var(--space-4);
    max-height: 280px;
    overflow-y: auto;
}

.filter-group__content.is-collapsed {
    display: none;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) 0;
    cursor: pointer;
    font-size: 14px;
    font-weight: 400;
    color: var(--color-dark);
}

.filter-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
    flex-shrink: 0;
}

.filter-checkbox__count {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-left: auto;
}

.color-filter-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
}

.color-filter-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    cursor: pointer;
}

.color-filter-item input { display: none; }

.color-filter-swatch {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.color-filter-item input:checked + .color-filter-swatch {
    border-color: var(--color-dark);
    box-shadow: 0 0 0 2px var(--color-bg), 0 0 0 4px var(--color-dark);
}

.color-filter-label {
    font-size: 11px;
    color: var(--color-slate);
    text-align: center;
    line-height: 1.2;
}

.filter-sidebar__footer {
    padding: var(--space-4);
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: auto;
}

@media (min-width: 1024px) {
    .filter-sidebar__footer {
        border-top: none;
        padding: var(--space-4) 0;
    }
}

.filter-apply {
    width: 100%;
}

.filter-clear {
    text-align: center;
    font-size: 14px;
    color: var(--color-slate);
    font-weight: 500;
}

.filter-clear:hover { color: var(--color-primary); }

/* ============================================================
   Pagination
   ============================================================ */
.pagination {
    text-align: center;
    padding: var(--space-10) 0 var(--space-4);
}

.btn-load-more {
    display: inline-flex;
    min-width: 200px;
}

@media (max-width: 767px) {
    .btn-load-more { width: 100%; }
}

.pagination__info {
    margin-top: var(--space-3);
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ============================================================
   Empty State
   ============================================================ */
.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-4);
}

.empty-state h2 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 22px;
    color: var(--color-dark);
    margin-bottom: var(--space-3);
}

.empty-state p {
    color: var(--color-slate);
    margin-bottom: var(--space-6);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================================
   Product Detail Page
   ============================================================ */
.pdp-layout {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    padding: var(--space-6) 0;
}

@media (min-width: 768px) {
    .pdp-layout {
        flex-direction: row;
        gap: var(--space-10);
        padding: var(--space-8) 0;
    }
}

/* Gallery */
.pdp-gallery {
    display: flex;
    flex-direction: column-reverse;
    gap: var(--space-3);
}

@media (min-width: 768px) {
    .pdp-gallery {
        flex-direction: row;
        width: 55%;
        position: sticky;
        top: calc(var(--header-height) + var(--space-6));
        align-self: flex-start;
    }
}

.pdp-gallery__thumbs {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (min-width: 768px) {
    .pdp-gallery__thumbs {
        flex-direction: column;
        overflow-x: visible;
        overflow-y: auto;
        max-height: 600px;
        width: 70px;
        flex-shrink: 0;
    }
}

.pdp-thumb {
    width: 60px;
    height: 75px;
    flex-shrink: 0;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
    padding: 0;
    cursor: pointer;
    transition: border-color 0.2s;
}

.pdp-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pdp-thumb--active,
.pdp-thumb:hover {
    border-color: var(--color-primary);
    border-width: 2px;
}

.pdp-gallery__main {
    flex: 1;
    aspect-ratio: 4 / 5;
    background: #F8F8F8;
    border-radius: 8px;
    overflow: hidden;
}

.pdp-main-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Product Info */
.pdp-info {
    flex: 1;
}

@media (min-width: 768px) {
    .pdp-info { width: 45%; }
}

.pdp-info__sku {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-bottom: var(--space-1);
}

@media (min-width: 768px) {
    .pdp-info__sku { font-size: 16px; }
}

.pdp-info__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 24px;
    color: var(--color-dark);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .pdp-info__title { font-size: 32px; }
}

.pdp-info__badges {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-bottom: var(--space-4);
}

.pdp-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.pdp-info__price {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: var(--space-6);
}

.pdp-info__price .price-value {
    font-size: 20px;
    font-weight: 700;
}

@media (min-width: 768px) {
    .pdp-info__price .price-value { font-size: 24px; }
}

.pdp-info__price .price-from,
.pdp-info__price .price-qty {
    font-size: 16px;
}

/* Quick Specs */
.pdp-specs-quick {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    padding: var(--space-4);
    background: var(--color-ice);
    border-radius: 8px;
}

.pdp-spec {
    font-size: 14px;
    color: var(--color-dark);
}

.pdp-spec strong {
    color: var(--color-slate);
    font-weight: 500;
}

/* Color Swatches */
.pdp-colors {
    margin-bottom: var(--space-6);
}

.pdp-colors__label {
    font-size: 14px;
    color: var(--color-dark);
    margin-bottom: var(--space-3);
}

.pdp-colors__grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pdp-swatch {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid rgba(0,0,0,0.1);
    cursor: pointer;
    transition: box-shadow 0.2s, border-color 0.2s;
    padding: 0;
    position: relative;
}

.pdp-swatch:hover {
    border: 2px solid var(--color-dark);
}

.pdp-swatch--active {
    border: 2px solid var(--color-dark);
    box-shadow: 0 0 0 2px var(--color-bg), 0 0 0 4px var(--color-dark);
}

/* Sizes */
.pdp-sizes {
    margin-bottom: var(--space-6);
}

.pdp-sizes__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
}

.pdp-sizes__label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-dark);
}

.pdp-size-chart-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: 13px;
    font-weight: 500;
    color: var(--color-primary);
    padding: 4px 0;
}

.pdp-size-chart-link:hover {
    color: var(--color-primary-hover);
}

.pdp-sizes__grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}


.pdp-size-btn {
    display: inline-flex;
    align-items: center;
    font-size: 13px;
    font-weight: 400;
    color: var(--color-slate);
    background: none;
    border: none;
    padding: 0;
}
.pdp-sizes-list {
    gap: 4px;
}
.pdp-size-btn::after {
    content: ",";
    margin-right: 4px;
}
.pdp-size-btn:last-child::after {
    content: "";
    margin-right: 0;
}

/* CTA */
.pdp-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

@media (min-width: 480px) {
    .pdp-cta {
        flex-direction: row;
    }
}

.pdp-cta .btn { flex: 1; }

/* ============================================================
   PDP Tabs
   ============================================================ */
.pdp-tabs-section {
    background-color: var(--color-ice);
    padding: var(--space-10) 0;
}

.pdp-tabs__nav {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-6);
}

.pdp-tab-btn {
    padding: var(--space-3) var(--space-5);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-slate);
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
    margin-bottom: -1px;
}

@media (min-width: 768px) {
    .pdp-tab-btn { font-size: 15px; }
}

.pdp-tab-btn:hover { color: var(--color-dark); }

.pdp-tab-btn--active {
    color: var(--color-dark);
    border-bottom-color: var(--color-primary);
}

.pdp-tab-panel {
    display: none;
}

.pdp-tab-panel--active {
    display: block;
}

.pdp-tab-panel p {
    margin-bottom: var(--space-4);
    line-height: 1.7;
    color: var(--color-dark);
}

.pdp-specs-table {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.spec-row {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border);
}

.spec-label {
    width: 120px;
    flex-shrink: 0;
    font-weight: 500;
    color: var(--color-slate);
    font-size: 14px;
}

.spec-value {
    color: var(--color-dark);
    font-size: 14px;
}

.pdp-features-list {
    list-style: disc;
    padding-left: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.pdp-features-list li {
    line-height: 1.6;
    color: var(--color-dark);
}

.pdp-decoration-support {
    margin-top: var(--space-6);
}

.pdp-decoration-support h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 16px;
    margin-bottom: var(--space-3);
}

.decoration-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.decoration-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 9999px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-dark);
}

/* ============================================================
   Pricing Section
   ============================================================ */
.pdp-pricing-section {
    padding: var(--space-10) 0;
}

.pricing-note {
    font-size: 14px;
    color: var(--color-slate);
    margin-bottom: var(--space-6);
}

.pricing-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-6);
}

.pricing-tab-btn {
    padding: var(--space-3) var(--space-5);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-slate);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 0.2s, border-color 0.2s;
}

.pricing-tab-btn:hover { color: var(--color-dark); }

.pricing-tab-btn--active {
    color: var(--color-dark);
    border-bottom-color: var(--color-primary);
}

.pricing-panel { display: none; }
.pricing-panel--active { display: block; }

.pricing-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: var(--space-4);
}

.pricing-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 400px;
}

.pricing-table th,
.pricing-table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border: 1px solid var(--color-border);
    font-size: 13px;
    white-space: nowrap;
}

@media (min-width: 768px) {
    .pricing-table th,
    .pricing-table td {
        font-size: 14px;
    }
}

.pricing-table th {
    background: var(--color-ice);
    font-weight: 600;
    color: var(--color-dark);
}

.pricing-table td {
    color: var(--color-dark);
}

/* ============================================================
   Size Chart Section & Modal
   ============================================================ */
.pdp-sizechart-section {
    padding: var(--space-8) 0 var(--space-10);
    border-top: 1px solid var(--color-border);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 300;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal-overlay.is-open {
    display: flex;
}

.modal {
    background: var(--color-bg);
    border-radius: 12px;
    max-width: 700px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 16px 48px rgba(0,0,0,0.2);
}

.modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.modal__header h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
    color: var(--color-dark);
}

.modal__close {
    font-size: 28px;
    color: var(--color-slate);
    padding: 4px 8px;
}

.modal__close:hover { color: var(--color-dark); }

.modal__body {
    padding: var(--space-6);
}

/* ============================================================
   Related Products
   ============================================================ */
.related-section {
    border-top: 1px solid var(--color-border);
}

.related-grid {
    display: flex;
    gap: var(--space-4);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--space-4);
    scroll-snap-type: x mandatory;
}

.related-grid .product-card {
    min-width: 200px;
    max-width: 240px;
    flex-shrink: 0;
    scroll-snap-align: start;
}

@media (min-width: 768px) {
    .related-grid {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        overflow-x: visible;
    }

    .related-grid .product-card {
        min-width: auto;
        max-width: none;
    }
}

/* ============================================================
   Search Page
   ============================================================ */
.search-page-form {
    margin-bottom: var(--space-6);
    max-width: 600px;
}

/* ============================================================
   Error Page (404)
   ============================================================ */
.error-page {
    text-align: center;
    padding: var(--space-20) var(--space-4);
}

.error-page__code {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 80px;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .error-page__code { font-size: 120px; }
}

.error-page__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 24px;
    color: var(--color-dark);
    margin-bottom: var(--space-3);
}

@media (min-width: 768px) {
    .error-page__title { font-size: 32px; }
}

.error-page__text {
    color: var(--color-slate);
    margin-bottom: var(--space-8);
    font-size: 16px;
}

.error-page__actions {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
    background: var(--color-dark);
    color: #FFFFFF;
    padding: var(--space-12) 0 var(--space-6);
    margin-top: var(--space-16);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
        gap: var(--space-10);
    }
}

.footer-brand .logo-text {
    color: #FFFFFF;
    font-size: 22px;
    display: block;
    margin-bottom: var(--space-3);
}

.footer-tagline {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    line-height: 1.6;
    max-width: 300px;
}

.footer-links h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
    color: rgba(255,255,255,0.5);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    transition: color 0.2s;
}

.footer-links a:hover { color: #FFFFFF; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--space-6);
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

/* ============================================================
   Utility / Misc
   ============================================================ */
.main-content {
    min-height: 60vh;
}

/* Skeleton loading for images */
@keyframes shimmer {
    0% { background-position: -400px 0; }
    100% { background-position: 400px 0; }
}

.product-card__image-wrap {
    background: linear-gradient(90deg, #F3F4F6 25%, #E5E7EB 50%, #F3F4F6 75%);
    background-size: 800px 100%;
    animation: shimmer 1.5s infinite;
}

.product-card__image[src*="placeholder"],
.product-card__image:not([src]) {
    opacity: 0.6;
}

/* Size chart table tweaks */
.size-chart-table td,
.size-chart-table th {
    text-align: center;
}

.size-chart-table td:first-child,
.size-chart-table th:first-child {
    text-align: left;
}