/* ============================================================
   ACC TRIMS - Garment Accessories Showcase Website
   Main Stylesheet
   ============================================================ */

/* ----- CSS Custom Properties ----- */
:root {
    /* Colors */
    --clr-primary: #1a3a5c;
    --clr-primary-light: #2a5a8c;
    --clr-primary-dark: #0f2640;
    --clr-accent: #c9a96e;
    --clr-accent-light: #dcc08a;
    --clr-accent-dark: #b08948;
    --clr-white: #ffffff;
    --clr-off-white: #f8f7f4;
    --clr-light-gray: #e8e6e1;
    --clr-gray: #8c8c8c;
    --clr-dark-gray: #4a4a4a;
    --clr-text: #2c2c2c;
    --clr-text-light: #6b6b6b;
    --clr-success: #2d8a56;
    --clr-error: #c0392b;
    --clr-overlay: rgba(0, 0, 0, 0.55);

    /* Typography */
    --font-body: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Layout */
    --container-max: 1200px;
    --header-height: 72px;
    --border-radius: 8px;
    --border-radius-lg: 12px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 60px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--clr-text);
    background-color: var(--clr-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

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

input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--clr-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.2rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.4rem); }
h4 { font-size: 1.1rem; }

/* ----- Container ----- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ----- Section ----- */
.section {
    padding: var(--spacing-4xl) 0;
}

.section--dark {
    background-color: var(--clr-off-white);
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section__label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--clr-accent);
    margin-bottom: var(--spacing-xs);
}

.section__title {
    color: var(--clr-primary);
}

/* ===== HEADER / NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.header--scrolled {
    box-shadow: var(--shadow-md);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--clr-primary);
    flex-shrink: 0;
}

.header__logo-icon,
.header__logo-img {
    flex-shrink: 0;
    border-radius: 6px;
    object-fit: contain;
}

.header__nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.header__nav-link {
    padding: var(--spacing-xs) var(--spacing-md);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--clr-dark-gray);
    border-radius: var(--border-radius);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.header__nav-link:hover,
.header__nav-link.active {
    color: var(--clr-primary);
    background: rgba(26, 58, 92, 0.06);
}

.header__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Language Switcher */
.lang-switcher {
    position: relative;
}

.lang-switcher__btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--clr-dark-gray);
    border: 1px solid var(--clr-light-gray);
    transition: all var(--transition-fast);
}

.lang-switcher__btn:hover {
    border-color: var(--clr-accent);
    color: var(--clr-primary);
}

.lang-switcher__btn svg:first-child {
    flex-shrink: 0;
}

.lang-switcher__dropdown {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 170px;
    background: var(--clr-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xs) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    z-index: 100;
}

.lang-switcher__dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-switcher__dropdown a {
    display: block;
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--clr-text);
    transition: background var(--transition-fast);
}

.lang-switcher__dropdown a:hover {
    background: var(--clr-off-white);
    color: var(--clr-primary);
}

/* Mobile Menu Toggle */
.header__menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.header__menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--clr-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.header__menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.header__menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.header__menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 12px 28px;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn--primary {
    background: var(--clr-accent);
    color: var(--clr-white);
    border-color: var(--clr-accent);
}

.btn--primary:hover {
    background: var(--clr-accent-dark);
    border-color: var(--clr-accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--outline {
    background: transparent;
    color: var(--clr-white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline:hover {
    background: var(--clr-white);
    color: var(--clr-primary);
    border-color: var(--clr-white);
    transform: translateY(-2px);
}

.btn--block {
    width: 100%;
}

.btn--sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
    margin-top: 0;
}

.hero__slider {
    height: 100%;
    position: relative;
}

.hero__slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.hero__slide.active {
    opacity: 1;
}

.hero__content {
    text-align: center;
    color: var(--clr-white);
    animation: fadeInUp 0.8s ease forwards;
}

.hero__badge {
    display: inline-block;
    padding: 6px 18px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    border: 1px solid var(--clr-accent);
    color: var(--clr-accent);
    border-radius: 50px;
    margin-bottom: var(--spacing-lg);
}

.hero__title {
    color: var(--clr-white);
    margin-bottom: var(--spacing-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero__subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-xl);
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

.hero__cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero__dots {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.hero__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.6);
    transition: all var(--transition-fast);
}

.hero__dot.active {
    background: var(--clr-accent);
    border-color: var(--clr-accent);
    transform: scale(1.3);
}

.hero__scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounceDown 2s infinite;
    opacity: 0.7;
}

/* ===== ABOUT ===== */
.about__content {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about__text p {
    font-size: 1.05rem;
    color: var(--clr-text-light);
    margin-bottom: var(--spacing-md);
}

.about__text p:last-child {
    margin-bottom: 0;
}

.about__stats {
    display: flex;
    gap: var(--spacing-2xl);
    flex-shrink: 0;
}

.about__stat {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--clr-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--clr-light-gray);
}

.about__stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--clr-accent);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.about__stat-label {
    font-size: 0.85rem;
    color: var(--clr-text-light);
    font-weight: 500;
}

/* ===== CATEGORIES GRID ===== */
.categories__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.category-card {
    position: relative;
    display: block;
    background: var(--clr-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--clr-light-gray);
    transition: all var(--transition-base);
    cursor: pointer;
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--clr-accent);
}

.category-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: var(--clr-off-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.category-card:hover .category-card__icon {
    background: rgba(201, 169, 110, 0.15);
}

.category-card__icon svg {
    width: 36px;
    height: 36px;
    stroke: var(--clr-accent);
}

.category-card__name {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--clr-primary);
    margin-bottom: var(--spacing-xs);
}

.category-card__desc {
    font-size: 0.85rem;
    color: var(--clr-text-light);
}

/* ===== FACTORY TOUR ===== */
.factory__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.factory__item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4 / 3;
    background: var(--clr-off-white);
    transition: all var(--transition-base);
}

.factory__item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.factory__item:hover .factory__item-overlay {
    opacity: 1;
}

.factory__item--large {
    grid-column: span 2;
    grid-row: span 2;
    aspect-ratio: auto;
}

.factory__item-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.factory__item:hover .factory__item-image {
    transform: scale(1.06);
}

.factory__item-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--clr-off-white) 0%, var(--clr-light-gray) 100%);
    color: var(--clr-gray);
    font-size: 0.9rem;
    padding: var(--spacing-lg);
}

.factory__item-placeholder svg {
    width: 40px;
    height: 40px;
    stroke: var(--clr-accent);
    opacity: 0.6;
}

.factory__item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 58, 92, 0.8) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.factory__item-caption {
    color: var(--clr-white);
    font-weight: 600;
    font-size: 0.95rem;
}

/* Lightbox */
.factory-lightbox {
    position: fixed;
    inset: 0;
    z-index: 3000;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
}

.factory-lightbox.active {
    opacity: 1;
    visibility: visible;
}

.factory-lightbox__img {
    max-width: 90%;
    max-height: 85vh;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
}

.factory-lightbox__caption {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--clr-white);
    font-size: 1rem;
    font-weight: 500;
    background: rgba(0,0,0,0.5);
    padding: 8px 20px;
    border-radius: 50px;
}

.factory-lightbox__close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    font-size: 1.8rem;
    color: var(--clr-white);
    background: rgba(255,255,255,0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.factory-lightbox__close:hover {
    background: rgba(255,255,255,0.3);
}

/* ===== ADVANTAGES ===== */
.advantages__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.advantage-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.advantage-card__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background: rgba(201, 169, 110, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.advantage-card__icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--clr-accent);
}

.advantage-card__title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--clr-primary);
    margin-bottom: var(--spacing-xs);
}

.advantage-card__desc {
    font-size: 0.88rem;
    color: var(--clr-text-light);
}

/* ===== PAGE SYSTEM ===== */
.page {
    display: none;
    padding-top: var(--header-height);
}

.page.active {
    display: block;
}

/* ===== PRODUCTS PAGE ===== */
.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
}

.filter-tab {
    padding: 8px 20px;
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: 50px;
    color: var(--clr-dark-gray);
    background: var(--clr-off-white);
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.filter-tab:hover {
    color: var(--clr-primary);
    background: var(--clr-light-gray);
}

.filter-tab.active {
    color: var(--clr-white);
    background: var(--clr-accent);
    border-color: var(--clr-accent);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.product-card {
    background: var(--clr-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--clr-light-gray);
    transition: all var(--transition-base);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--clr-accent);
}

.product-card__image {
    position: relative;
    height: 260px;
    background: var(--clr-off-white);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    cursor: pointer;
}

.product-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-card__image img {
    transform: scale(1.06);
}

.product-card__image--placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--clr-gray);
    font-size: 0.85rem;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--clr-off-white) 0%, var(--clr-light-gray) 100%);
}

.product-card__body {
    padding: var(--spacing-lg);
}

.product-card__name {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--clr-primary);
    margin-bottom: var(--spacing-xs);
}

.product-card__desc {
    font-size: 0.85rem;
    color: var(--clr-text-light);
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card__actions {
    display: flex;
    gap: var(--spacing-sm);
}

.product-card__actions .btn {
    flex: 1;
    padding: 8px 16px;
    font-size: 0.85rem;
}

/* ===== CONTACT PAGE ===== */
.contact__layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

/* Contact Form */
.contact-form {
    background: var(--clr-white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--clr-light-gray);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 6px;
    color: var(--clr-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--clr-light-gray);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    color: var(--clr-text);
    background: var(--clr-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #bbb;
}

.form-feedback {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
}

.form-feedback.success {
    color: var(--clr-success);
}

.form-feedback.error {
    color: var(--clr-error);
}

/* Contact Info */
.contact-info-card {
    background: var(--clr-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--clr-light-gray);
    margin-bottom: var(--spacing-lg);
}

.contact-info-card h3 {
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
}

.contact-info-card p {
    color: var(--clr-text-light);
    font-size: 0.92rem;
    line-height: 1.8;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-info-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.contact-info-item svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-info-item span {
    display: block;
    font-size: 0.92rem;
    color: var(--clr-text);
}

.contact-info-label {
    font-weight: 600;
    font-size: 0.78rem !important;
    color: var(--clr-text-light) !important;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2px;
}

/* ===== MODAL ===== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal__overlay {
    position: absolute;
    inset: 0;
    background: var(--clr-overlay);
}

.modal__content {
    position: relative;
    background: var(--clr-white);
    border-radius: var(--border-radius-lg);
    width: 92%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    transform: translateY(20px);
    transition: transform var(--transition-base);
}

.modal.active .modal__content {
    transform: translateY(0);
}

.modal__content--sm {
    max-width: 500px;
}

.modal__close {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 10;
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
    color: var(--clr-gray);
    background: var(--clr-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.modal__close:hover {
    color: var(--clr-text);
    background: var(--clr-off-white);
}

.modal__body {
    padding: var(--spacing-2xl) var(--spacing-xl) var(--spacing-xl);
}

/* Product Detail in Modal */
.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.product-detail__image {
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--clr-off-white);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-detail__image .product-card__image--placeholder {
    min-height: 380px;
    font-size: 1.15rem;
    padding: var(--spacing-3xl) var(--spacing-2xl);
    gap: 12px;
}

.product-detail__info h2 {
    margin-bottom: var(--spacing-xs);
}

.product-detail__category {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--clr-accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-md);
}

.product-detail__desc {
    color: var(--clr-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.product-detail__specs {
    margin-bottom: var(--spacing-lg);
}

.product-detail__specs h4 {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table th,
.specs-table td {
    padding: 8px 12px;
    font-size: 0.88rem;
    border-bottom: 1px solid var(--clr-light-gray);
    text-align: left;
}

.specs-table th {
    font-weight: 600;
    color: var(--clr-primary);
    width: 35%;
    white-space: nowrap;
}

.specs-table td {
    color: var(--clr-text-light);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--clr-primary-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__col h4 {
    color: var(--clr-white);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.footer__col ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer__col li,
.footer__col a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.65);
    transition: color var(--transition-fast);
}

.footer__col a:hover {
    color: var(--clr-accent);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--clr-white);
    margin-bottom: var(--spacing-md);
}

.footer__col--brand p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
}

.footer__contact-list li {
    font-size: 0.85rem;
}

.footer__bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: var(--clr-primary);
    color: var(--clr-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
    z-index: 900;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--clr-accent);
    transform: translateY(-3px);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounceDown {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(8px);
    }
    60% {
        transform: translateX(-50%) translateY(4px);
    }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */

/* Tablet (< 1024px) */
@media (max-width: 1024px) {
    :root {
        --header-height: 64px;
        --spacing-4xl: 4rem;
        --spacing-3xl: 3rem;
    }

    .categories__grid,
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .advantages__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .factory__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .factory__item--large {
        grid-column: span 2;
        grid-row: span 1;
    }

    .about__content {
        grid-template-columns: 1fr;
    }

    .about__stats {
        justify-content: center;
    }

    .contact__layout {
        grid-template-columns: 1fr;
    }

    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-detail {
        grid-template-columns: 1fr;
    }

    .product-detail__image {
        min-height: 200px;
    }
}

/* Mobile (< 768px) */
@media (max-width: 768px) {
    :root {
        --header-height: 60px;
        --spacing-4xl: 3rem;
        --spacing-3xl: 2rem;
        --spacing-2xl: 1.5rem;
        --spacing-xl: 1.25rem;
    }

    .header__nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        flex-direction: column;
        background: var(--clr-white);
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-fast);
    }

    .header__nav.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .header__nav-link {
        width: 100%;
        text-align: center;
        padding: var(--spacing-sm);
    }

    .header__menu-toggle {
        display: flex;
    }

    .categories__grid,
    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .advantages__grid {
        grid-template-columns: 1fr;
    }

    .factory__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .factory__item--large {
        grid-column: span 1;
        grid-row: span 1;
    }

    .about__stats {
        flex-direction: column;
        align-items: center;
    }

    .hero {
        min-height: 500px;
    }

    .hero__title {
        font-size: 1.6rem;
    }

    .hero__subtitle {
        font-size: 0.95rem;
    }

    .hero__cta {
        flex-direction: column;
        align-items: center;
    }

    .hero__cta .btn {
        width: 80%;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .filter-tabs {
        gap: 6px;
    }

    .filter-tab {
        font-size: 0.8rem;
        padding: 6px 14px;
    }

    .lang-switcher__btn span#currentLangLabel {
        display: none;
    }

    .modal__content {
        width: 95%;
        max-height: 85vh;
    }

    .modal__body {
        padding: var(--spacing-xl) var(--spacing-md) var(--spacing-lg);
    }
}

/* Small Mobile (< 480px) */
@media (max-width: 480px) {
    .hero__cta .btn {
        width: 100%;
    }

    .product-card__actions {
        flex-direction: column;
    }

    .product-card__image {
        height: 200px;
    }
}