/* ========================================
   BUSHIDO - Martial Arts Equipment Store
   Bold, Powerful Design with Asian-Inspired Elements
   ======================================== */

/* ===== CSS Variables ===== */
:root {
    --primary-red: #C0392B;
    --primary-red-dark: #A93226;
    --primary-red-light: #E74C3C;
    --black: #1A1A1A;
    --black-light: #2C2C2C;
    --gold: #F1C40F;
    --gold-dark: #D4AC0D;
    --white: #FFFFFF;
    --gray-100: #F8F9FA;
    --gray-200: #E9ECEF;
    --gray-300: #DEE2E6;
    --gray-400: #CED4DA;
    --gray-500: #ADB5BD;
    --gray-600: #6C757D;
    --gray-700: #495057;
    --gray-800: #343A40;
    --gray-900: #212529;

    --font-primary: 'Oswald', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    --font-japanese: 'Noto Sans JP', sans-serif;

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 12px 48px rgba(0, 0, 0, 0.25);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--white);
    color: var(--black);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 2px;
}

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

ul, ol {
    list-style: none;
}

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

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

input, textarea, select {
    font-family: inherit;
    outline: none;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Japanese Pattern Background ===== */
.japanese-pattern {
    background-image:
        linear-gradient(45deg, transparent 45%, rgba(241, 196, 15, 0.03) 45%, rgba(241, 196, 15, 0.03) 55%, transparent 55%),
        linear-gradient(-45deg, transparent 45%, rgba(241, 196, 15, 0.03) 45%, rgba(241, 196, 15, 0.03) 55%, transparent 55%);
    background-size: 30px 30px;
}

/* ===== Brush Stroke Effect ===== */
.brush-stroke {
    position: relative;
}

.brush-stroke::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-red);
    transform: skewX(-20deg);
}

/* ===== Loading Screen ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
}

.loading-logo {
    font-family: var(--font-primary);
    font-size: 4rem;
    color: var(--white);
    letter-spacing: 10px;
    margin-bottom: 30px;
    animation: pulse 1.5s infinite;
}

.loading-logo span {
    color: var(--primary-red);
}

.loading-kanji {
    font-family: var(--font-japanese);
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 30px;
}

.loading-bar {
    width: 200px;
    height: 3px;
    background: var(--gray-800);
    margin: 0 auto;
    overflow: hidden;
}

.loading-bar-inner {
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-red), var(--gold));
    animation: loading 2s ease-in-out infinite;
}

@keyframes loading {
    0% { width: 0; }
    50% { width: 100%; }
    100% { width: 0; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(26, 26, 26, 0.98);
    box-shadow: var(--shadow-lg);
}

.top-bar {
    background: var(--black);
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--gray-400);
}

.top-bar-left {
    display: flex;
    gap: 20px;
}

.top-bar-left span i {
    color: var(--primary-red);
    margin-right: 8px;
}

.top-bar-right {
    display: flex;
    gap: 15px;
}

.top-bar-right a {
    color: var(--gray-400);
}

.top-bar-right a:hover {
    color: var(--gold);
}

.main-header {
    padding: 15px 0;
    transition: var(--transition-normal);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-red);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: rotate(45deg);
}

.logo-icon i {
    font-size: 1.5rem;
    color: var(--white);
    transform: rotate(-45deg);
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--white);
    letter-spacing: 5px;
}

.logo-text span {
    color: var(--gold);
    font-size: 0.6rem;
    display: block;
    letter-spacing: 3px;
    margin-top: -5px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--white);
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
    padding: 5px 0;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: var(--transition-normal);
}

.nav-links a:hover::before,
.nav-links a.active::before {
    width: 100%;
}

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

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

.header-action-btn {
    background: none;
    color: var(--white);
    font-size: 1.2rem;
    position: relative;
    padding: 5px;
    transition: var(--transition-normal);
}

.header-action-btn:hover {
    color: var(--gold);
    transform: scale(1.1);
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -8px;
    background: var(--primary-red);
    color: var(--white);
    font-size: 0.7rem;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--white);
    transition: var(--transition-normal);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease, visibility 1s ease;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
}

.hero-slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1.1);
    transition: transform 8s ease;
}

.hero-slide.active .hero-slide-bg {
    transform: scale(1);
}

.hero-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.9) 0%, rgba(26, 26, 26, 0.5) 50%, rgba(192, 57, 43, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    height: 100%;
    display: flex;
    align-items: center;
    padding-top: 100px;
}

.hero-text {
    max-width: 700px;
}

.hero-kanji {
    font-family: var(--font-japanese);
    font-size: 6rem;
    color: rgba(241, 196, 15, 0.15);
    position: absolute;
    top: 50%;
    right: 10%;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    letter-spacing: 20px;
}

.hero-subtitle {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    color: var(--gold);
    letter-spacing: 5px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4.5rem;
    color: var(--white);
    margin-bottom: 25px;
    line-height: 1.1;
}

.hero-title span {
    color: var(--primary-red);
    display: block;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--gray-300);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-nav {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 20;
}

.hero-nav-dot {
    width: 40px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-normal);
}

.hero-nav-dot.active {
    background: var(--gold);
    width: 60px;
}

.hero-arrows {
    position: absolute;
    bottom: 50px;
    right: 50px;
    display: flex;
    gap: 10px;
    z-index: 20;
}

.hero-arrow {
    width: 50px;
    height: 50px;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition-normal);
}

.hero-arrow:hover {
    background: var(--primary-red);
    border-color: var(--primary-red);
    transform: scale(1.1);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 35px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-red);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-red-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(192, 57, 43, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--gold);
}

.btn-secondary:hover {
    background: var(--gold);
    color: var(--black);
    transform: translateY(-3px);
}

.btn-gold {
    background: var(--gold);
    color: var(--black);
}

.btn-gold:hover {
    background: var(--gold-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(241, 196, 15, 0.4);
}

.btn-black {
    background: var(--black);
    color: var(--white);
}

.btn-black:hover {
    background: var(--black-light);
    transform: translateY(-3px);
}

/* ===== Section Styles ===== */
.section {
    padding: 100px 0;
}

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

.section-gray {
    background: var(--gray-100);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--primary-red);
    letter-spacing: 5px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.section-title {
    font-size: 3rem;
    color: inherit;
    margin-bottom: 20px;
}

.section-title span {
    color: var(--gold);
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-red), var(--gold));
    margin: 0 auto;
    transform: skewX(-20deg);
}

/* ===== Categories Section ===== */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.category-card {
    position: relative;
    height: 350px;
    overflow: hidden;
    cursor: pointer;
    group: category;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.9) 0%, transparent 60%);
    z-index: 1;
    transition: var(--transition-normal);
}

.category-card:hover::before {
    background: linear-gradient(to top, rgba(192, 57, 43, 0.9) 0%, rgba(26, 26, 26, 0.5) 60%);
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.category-card:hover img {
    transform: scale(1.1);
}

.category-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px;
    z-index: 2;
    transition: var(--transition-normal);
}

.category-icon {
    width: 50px;
    height: 50px;
    background: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    transform: rotate(45deg);
    transition: var(--transition-normal);
}

.category-icon i {
    font-size: 1.2rem;
    color: var(--black);
    transform: rotate(-45deg);
}

.category-card:hover .category-icon {
    background: var(--white);
}

.category-title {
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 5px;
}

.category-count {
    font-size: 0.9rem;
    color: var(--gray-400);
}

.category-arrow {
    position: absolute;
    right: 30px;
    bottom: 30px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    opacity: 0;
    transform: translateX(-20px);
    transition: var(--transition-normal);
}

.category-card:hover .category-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ===== Featured Products ===== */
.products-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 30px;
    background: transparent;
    border: 2px solid var(--gray-300);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--gray-700);
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: var(--transition-normal);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-red);
    border-color: var(--primary-red);
    color: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    position: relative;
    background: var(--white);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-10px);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 5px 15px;
    font-family: var(--font-primary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 10;
}

.product-badge.new {
    background: var(--primary-red);
    color: var(--white);
}

.product-badge.sale {
    background: var(--gold);
    color: var(--black);
}

.product-badge.bestseller {
    background: var(--black);
    color: var(--white);
}

.product-image {
    position: relative;
    height: 300px;
    overflow: hidden;
    background: var(--gray-100);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 26, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    opacity: 0;
    transition: var(--transition-normal);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-action {
    width: 45px;
    height: 45px;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--black);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-normal);
}

.product-card:hover .product-action {
    transform: translateY(0);
    opacity: 1;
}

.product-action:nth-child(1) { transition-delay: 0.1s; }
.product-action:nth-child(2) { transition-delay: 0.15s; }
.product-action:nth-child(3) { transition-delay: 0.2s; }

.product-action:hover {
    background: var(--primary-red);
    color: var(--white);
}

.product-info {
    padding: 25px;
    text-align: center;
}

.product-category {
    font-size: 0.8rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-title {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    color: var(--black);
    margin-bottom: 10px;
    transition: var(--transition-normal);
}

.product-title:hover {
    color: var(--primary-red);
}

.product-rating {
    display: flex;
    justify-content: center;
    gap: 3px;
    margin-bottom: 12px;
}

.product-rating i {
    font-size: 0.8rem;
    color: var(--gold);
}

.product-rating i.empty {
    color: var(--gray-300);
}

.product-price {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    color: var(--primary-red);
}

.product-price .old-price {
    font-size: 1rem;
    color: var(--gray-400);
    text-decoration: line-through;
    margin-right: 10px;
}

/* ===== Countdown Section ===== */
.countdown-section {
    position: relative;
    padding: 100px 0;
    background: linear-gradient(135deg, var(--black) 0%, var(--black-light) 100%);
    overflow: hidden;
}

.countdown-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1549719386-74dfcbf7dbed?w=1920') center/cover;
    opacity: 0.2;
}

.countdown-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.countdown-text h3 {
    font-size: 1rem;
    color: var(--gold);
    letter-spacing: 5px;
    margin-bottom: 15px;
}

.countdown-text h2 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 25px;
}

.countdown-text h2 span {
    color: var(--primary-red);
}

.countdown-text p {
    color: var(--gray-400);
    margin-bottom: 30px;
}

.countdown-timer {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.countdown-item {
    text-align: center;
}

.countdown-number {
    width: 80px;
    height: 80px;
    background: rgba(192, 57, 43, 0.2);
    border: 2px solid var(--primary-red);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 10px;
}

.countdown-label {
    font-size: 0.8rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.countdown-product {
    position: relative;
    text-align: center;
}

.countdown-product-image {
    position: relative;
    display: inline-block;
}

.countdown-product-image img {
    max-width: 400px;
    filter: drop-shadow(0 20px 50px rgba(0, 0, 0, 0.5));
}

.countdown-discount {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 100px;
    height: 100px;
    background: var(--primary-red);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

.countdown-discount span {
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--white);
    line-height: 1;
}

.countdown-discount small {
    font-size: 0.9rem;
    color: var(--white);
}

/* ===== Features Section ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    transition: var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--primary-red);
    box-shadow: var(--shadow-lg);
    transform: translateY(-10px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transform: rotate(45deg);
}

.feature-icon i {
    font-size: 2rem;
    color: var(--white);
    transform: rotate(-45deg);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
}

.feature-title {
    font-size: 1.2rem;
    color: var(--black);
    margin-bottom: 12px;
}

.feature-text {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===== Testimonials ===== */
.testimonials-slider {
    position: relative;
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: calc(33.333% - 20px);
    margin: 0 10px;
    background: var(--black-light);
    padding: 40px;
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    right: 30px;
    font-family: var(--font-primary);
    font-size: 6rem;
    color: var(--primary-red);
    opacity: 0.2;
    line-height: 1;
}

.testimonial-rating {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
}

.testimonial-rating i {
    color: var(--gold);
}

.testimonial-text {
    font-size: 1.1rem;
    color: var(--gray-300);
    font-style: italic;
    margin-bottom: 30px;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-red);
}

.testimonial-author-info h4 {
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 5px;
}

.testimonial-author-info span {
    font-size: 0.85rem;
    color: var(--gold);
}

/* ===== Newsletter ===== */
.newsletter-section {
    position: relative;
    padding: 80px 0;
    background: var(--primary-red);
    overflow: hidden;
}

.newsletter-section::before {
    content: '武';
    position: absolute;
    right: -50px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-japanese);
    font-size: 20rem;
    color: rgba(0, 0, 0, 0.1);
}

.newsletter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.newsletter-text h3 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 10px;
}

.newsletter-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
}

.newsletter-form {
    display: flex;
    gap: 0;
    max-width: 500px;
    width: 100%;
}

.newsletter-form input {
    flex: 1;
    padding: 18px 25px;
    background: var(--white);
    border: none;
    font-size: 1rem;
}

.newsletter-form button {
    padding: 18px 40px;
    background: var(--black);
    color: var(--white);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition-normal);
}

.newsletter-form button:hover {
    background: var(--gold);
    color: var(--black);
}

/* ===== Footer ===== */
.footer {
    background: var(--black);
    color: var(--gray-400);
    padding-top: 80px;
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 50px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    margin-bottom: 25px;
    line-height: 1.8;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition-normal);
}

.footer-social a:hover {
    background: var(--primary-red);
    transform: translateY(-5px);
}

.footer-title {
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-red);
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--gray-400);
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--gold);
    padding-left: 10px;
}

.footer-contact li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.footer-contact i {
    color: var(--primary-red);
    margin-top: 3px;
}

.footer-bottom {
    padding: 25px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.payment-methods {
    display: flex;
    gap: 15px;
}

.payment-methods img {
    height: 30px;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: var(--transition-normal);
}

.payment-methods img:hover {
    filter: grayscale(0);
    opacity: 1;
}

/* ===== Quick View Modal ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

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

.modal-content {
    background: var(--white);
    max-width: 1000px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: var(--transition-normal);
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--primary-red);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

.modal-close:hover {
    background: var(--gold);
    transform: rotate(90deg);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.modal-image {
    background: var(--gray-100);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image img {
    max-width: 100%;
    max-height: 500px;
    object-fit: contain;
}

.modal-details {
    padding: 40px;
}

.modal-category {
    font-size: 0.85rem;
    color: var(--primary-red);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.modal-title {
    font-size: 2rem;
    color: var(--black);
    margin-bottom: 20px;
}

.modal-price {
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--primary-red);
    margin-bottom: 20px;
}

.modal-price .old-price {
    font-size: 1.3rem;
    color: var(--gray-400);
    text-decoration: line-through;
    margin-right: 15px;
}

.modal-description {
    color: var(--gray-600);
    margin-bottom: 30px;
    line-height: 1.8;
}

.modal-options {
    margin-bottom: 30px;
}

.modal-option-group {
    margin-bottom: 20px;
}

.modal-option-label {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--black);
    margin-bottom: 10px;
    display: block;
}

.modal-size-options {
    display: flex;
    gap: 10px;
}

.size-option {
    width: 45px;
    height: 45px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

.size-option:hover,
.size-option.active {
    background: var(--primary-red);
    color: var(--white);
}

.modal-quantity {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.quantity-control {
    display: flex;
    align-items: center;
    border: 2px solid var(--gray-200);
}

.quantity-btn {
    width: 45px;
    height: 45px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

.quantity-btn:hover {
    background: var(--primary-red);
    color: var(--white);
}

.quantity-input {
    width: 60px;
    height: 45px;
    border: none;
    text-align: center;
    font-family: var(--font-primary);
    font-size: 1.1rem;
}

.modal-actions {
    display: flex;
    gap: 15px;
}

/* ===== Shop Page ===== */
.page-header {
    position: relative;
    height: 350px;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.3;
}

.page-header-content {
    position: relative;
    z-index: 1;
    padding-top: 80px;
}

.page-header h1 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 15px;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 15px;
    color: var(--gray-400);
}

.breadcrumb a {
    color: var(--gray-400);
}

.breadcrumb a:hover {
    color: var(--gold);
}

.breadcrumb .separator {
    color: var(--primary-red);
}

.shop-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
    padding: 60px 0;
}

.shop-sidebar {
    position: sticky;
    top: 120px;
    height: fit-content;
}

.sidebar-widget {
    background: var(--white);
    padding: 30px;
    margin-bottom: 30px;
    border: 1px solid var(--gray-200);
}

.sidebar-title {
    font-size: 1.2rem;
    color: var(--black);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-red);
}

.category-list li {
    margin-bottom: 12px;
}

.category-list a {
    display: flex;
    justify-content: space-between;
    color: var(--gray-600);
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
}

.category-list a:hover {
    color: var(--primary-red);
}

.price-range {
    margin-top: 20px;
}

.price-slider {
    position: relative;
    height: 5px;
    background: var(--gray-200);
    margin-bottom: 20px;
}

.price-slider-fill {
    position: absolute;
    height: 100%;
    background: var(--primary-red);
    left: 20%;
    right: 20%;
}

.price-inputs {
    display: flex;
    gap: 15px;
    align-items: center;
}

.price-inputs input {
    width: 80px;
    padding: 10px;
    border: 1px solid var(--gray-200);
    text-align: center;
}

.filter-options label {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    cursor: pointer;
    color: var(--gray-600);
}

.filter-options input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-red);
}

.shop-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-200);
}

.shop-results {
    color: var(--gray-600);
}

.shop-sort {
    display: flex;
    align-items: center;
    gap: 15px;
}

.shop-sort select {
    padding: 10px 20px;
    border: 1px solid var(--gray-200);
    font-family: var(--font-secondary);
}

.shop-view {
    display: flex;
    gap: 5px;
}

.view-btn {
    width: 40px;
    height: 40px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    transition: var(--transition-normal);
}

.view-btn.active,
.view-btn:hover {
    background: var(--primary-red);
    color: var(--white);
}

.shop-pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 50px;
}

.page-btn {
    width: 45px;
    height: 45px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    transition: var(--transition-normal);
}

.page-btn:hover,
.page-btn.active {
    background: var(--primary-red);
    border-color: var(--primary-red);
    color: var(--white);
}

/* ===== Product Detail Page ===== */
.product-detail {
    padding: 80px 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.product-gallery {
    position: sticky;
    top: 120px;
}

.product-main-image {
    position: relative;
    background: var(--gray-100);
    margin-bottom: 20px;
    overflow: hidden;
}

.product-main-image img {
    width: 100%;
    height: 500px;
    object-fit: contain;
    transition: transform 0.5s ease;
}

.product-main-image:hover img {
    transform: scale(1.5);
}

.product-thumbnails {
    display: flex;
    gap: 15px;
}

.product-thumbnail {
    width: 100px;
    height: 100px;
    background: var(--gray-100);
    padding: 10px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-normal);
}

.product-thumbnail.active,
.product-thumbnail:hover {
    border-color: var(--primary-red);
}

.product-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.product-detail-info {
    padding-top: 20px;
}

.product-detail-category {
    font-size: 0.9rem;
    color: var(--primary-red);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

.product-detail-title {
    font-size: 2.5rem;
    color: var(--black);
    margin-bottom: 20px;
}

.product-detail-rating {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.product-detail-rating .stars {
    display: flex;
    gap: 3px;
}

.product-detail-rating .stars i {
    color: var(--gold);
}

.product-detail-rating span {
    color: var(--gray-500);
}

.product-detail-price {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    color: var(--primary-red);
    margin-bottom: 25px;
}

.product-detail-price .old-price {
    font-size: 1.5rem;
    color: var(--gray-400);
    text-decoration: line-through;
    margin-right: 15px;
}

.product-detail-description {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--gray-200);
}

.product-detail-options {
    margin-bottom: 30px;
}

.option-group {
    margin-bottom: 25px;
}

.option-label {
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--black);
    margin-bottom: 12px;
    display: block;
}

.size-options {
    display: flex;
    gap: 12px;
}

.size-option-btn {
    width: 50px;
    height: 50px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

.size-option-btn:hover,
.size-option-btn.active {
    background: var(--primary-red);
    color: var(--white);
}

.color-options {
    display: flex;
    gap: 12px;
}

.color-option-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    border: 3px solid transparent;
    transition: var(--transition-normal);
}

.color-option-btn:hover,
.color-option-btn.active {
    border-color: var(--black);
    transform: scale(1.1);
}

.product-detail-actions {
    display: flex;
    gap: 20px;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--gray-200);
}

.product-detail-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.detail-feature {
    display: flex;
    align-items: center;
    gap: 15px;
}

.detail-feature i {
    width: 50px;
    height: 50px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary-red);
}

.detail-feature span {
    color: var(--gray-600);
}

.product-tabs {
    margin-top: 80px;
}

.tabs-nav {
    display: flex;
    border-bottom: 2px solid var(--gray-200);
}

.tab-btn {
    padding: 15px 30px;
    background: none;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 2px;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition-normal);
}

.tab-btn:hover,
.tab-btn.active {
    color: var(--primary-red);
    border-bottom-color: var(--primary-red);
}

.tab-content {
    padding: 40px 0;
    display: none;
}

.tab-content.active {
    display: block;
}

/* ===== Cart Page ===== */
.cart-section {
    padding: 60px 0;
}

.cart-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 40px;
}

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

.cart-table th {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--black);
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 15px;
    text-align: left;
    border-bottom: 2px solid var(--gray-200);
}

.cart-table td {
    padding: 25px 15px;
    border-bottom: 1px solid var(--gray-200);
    vertical-align: middle;
}

.cart-product {
    display: flex;
    align-items: center;
    gap: 20px;
}

.cart-product-image {
    width: 100px;
    height: 100px;
    background: var(--gray-100);
    padding: 10px;
}

.cart-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.cart-product-info h4 {
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--black);
    margin-bottom: 5px;
}

.cart-product-info span {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.cart-price {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    color: var(--black);
}

.cart-quantity {
    display: flex;
    align-items: center;
    border: 1px solid var(--gray-200);
    width: fit-content;
}

.cart-quantity button {
    width: 35px;
    height: 35px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-quantity button:hover {
    background: var(--primary-red);
    color: var(--white);
}

.cart-quantity input {
    width: 50px;
    height: 35px;
    border: none;
    text-align: center;
    font-family: var(--font-primary);
}

.cart-total {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    color: var(--primary-red);
}

.cart-remove {
    width: 35px;
    height: 35px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    transition: var(--transition-normal);
}

.cart-remove:hover {
    background: var(--primary-red);
    color: var(--white);
}

.cart-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--gray-200);
}

.coupon-form {
    display: flex;
    gap: 10px;
}

.coupon-form input {
    padding: 12px 20px;
    border: 1px solid var(--gray-200);
    width: 200px;
}

.cart-summary {
    background: var(--gray-100);
    padding: 40px;
    position: sticky;
    top: 120px;
}

.cart-summary h3 {
    font-size: 1.5rem;
    color: var(--black);
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--primary-red);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    color: var(--gray-600);
}

.summary-row.total {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--black);
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-300);
}

.summary-row.total span:last-child {
    color: var(--primary-red);
}

.checkout-btn {
    width: 100%;
    margin-top: 30px;
}

/* ===== About Page ===== */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-intro-image {
    position: relative;
}

.about-intro-image img {
    width: 100%;
}

.about-intro-image::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 30px;
    width: 100%;
    height: 100%;
    border: 5px solid var(--primary-red);
    z-index: -1;
}

.about-intro-content h2 {
    font-size: 2.5rem;
    color: var(--black);
    margin-bottom: 25px;
}

.about-intro-content h2 span {
    color: var(--primary-red);
}

.about-intro-content p {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-primary);
    font-size: 3rem;
    color: var(--primary-red);
    display: block;
}

.stat-label {
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.team-card {
    position: relative;
    overflow: hidden;
}

.team-card img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.team-card:hover img {
    transform: scale(1.1);
}

.team-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 25px;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.95), transparent);
    text-align: center;
}

.team-info h4 {
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 5px;
}

.team-info span {
    color: var(--gold);
    font-size: 0.9rem;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-normal);
}

.team-card:hover .team-social {
    opacity: 1;
    transform: translateY(0);
}

.team-social a {
    width: 35px;
    height: 35px;
    background: var(--primary-red);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.9rem;
}

.team-social a:hover {
    background: var(--gold);
}

/* ===== Contact Page ===== */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.contact-info-box {
    background: var(--black);
    padding: 50px;
    color: var(--white);
}

.contact-info-box h3 {
    font-size: 2rem;
    margin-bottom: 30px;
}

.contact-info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-info-item i {
    width: 50px;
    height: 50px;
    background: var(--primary-red);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-info-item h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.contact-info-item p {
    color: var(--gray-400);
    line-height: 1.6;
}

.contact-social {
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-social h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.contact-social-links {
    display: flex;
    gap: 15px;
}

.contact-social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.contact-social-links a:hover {
    background: var(--primary-red);
}

.contact-form-box {
    background: var(--white);
    padding: 50px;
    border: 1px solid var(--gray-200);
}

.contact-form-box h3 {
    font-size: 2rem;
    color: var(--black);
    margin-bottom: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--black);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 20px;
    border: 1px solid var(--gray-200);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary-red);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* ===== Mobile Navigation ===== */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    height: 100%;
    background: var(--black);
    z-index: 10001;
    padding: 30px;
    transition: right 0.4s ease;
    overflow-y: auto;
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: var(--primary-red);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
}

.mobile-nav-logo {
    margin-bottom: 40px;
    padding-top: 30px;
}

.mobile-nav-links {
    margin-bottom: 40px;
}

.mobile-nav-links a {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.2rem;
    color: var(--white);
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-transform: uppercase;
    letter-spacing: 2px;
}

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

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

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

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

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* ===== Responsive Design ===== */
@media (max-width: 1200px) {
    .container {
        padding: 0 30px;
    }

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

    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

@media (max-width: 992px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-kanji {
        display: none;
    }

    .countdown-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .countdown-timer {
        justify-content: center;
    }

    .newsletter-content {
        flex-direction: column;
        text-align: center;
    }

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

    .shop-layout {
        grid-template-columns: 1fr;
    }

    .shop-sidebar {
        position: static;
    }

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

    .product-gallery {
        position: static;
    }

    .cart-layout {
        grid-template-columns: 1fr;
    }

    .about-intro {
        grid-template-columns: 1fr;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }

    .hero {
        min-height: 600px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .testimonial-card {
        min-width: calc(100% - 20px);
    }

    .footer-main {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .modal-body {
        grid-template-columns: 1fr;
    }

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

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

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

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

    .cart-actions {
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    .categories-grid {
        grid-template-columns: 1fr;
    }

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

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

    .countdown-timer {
        flex-wrap: wrap;
    }

    .countdown-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

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

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

    .modal-actions {
        flex-direction: column;
    }

    .modal-actions .btn {
        width: 100%;
    }

    .product-detail-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .product-detail-actions .btn {
        width: 100%;
    }
}