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

:root {
    --primary-color: #8B7355;
    --secondary-color: #D4A84B;
    --accent-color: #C4A052;
    --text-color: #333;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --gold: #D4A84B;
    --brown: #8B7355;
    --border-radius: 10px;
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a {
    text-decoration: none;
    color: inherit;
}

/* ===========================
   Header Styles
   =========================== */
.site-header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    transform: translateY(0);
}

.site-header.header-hidden {
    transform: translateY(-100%);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-logo {
    flex-shrink: 0;
}

.site-logo img {
    height: 50px;
    width: auto;
}

.site-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.desktop-nav {
    display: flex;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--brown);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.social-icons {
    display: flex;
    gap: 0.5rem;
}

.social-icons a {
    color: var(--brown);
    transition: var(--transition);
    padding: 0.25rem;
}

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

.btn-enquiry {
    background: var(--gold);
    color: var(--white);
    padding: 0.75rem 2rem;
    border-radius: 5px;
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-enquiry:hover {
    background: var(--brown);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 168, 75, 0.3);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 3px;
}

.mobile-menu {
    display: none;
    background: var(--white);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.mobile-nav-menu {
    list-style: none;
    padding: 1rem 2rem;
}

.mobile-nav-menu li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #eee;
}

.mobile-nav-menu a {
    color: var(--text-color);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===========================
   Hero Section
   =========================== */
.hero-section {
    background: center/cover no-repeat;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    color: var(--white);
    position: relative;
    overflow: hidden;
    padding-left: 10%;
    will-change: transform;
    backface-visibility: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 2rem;
    max-width: 600px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 300;
    margin-bottom: 2rem;
    line-height: 1.3;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease;
    font-family: Georgia, 'Times New Roman', serif;
}

.btn-primary {
    display: inline-block;
    background: var(--gold);
    color: var(--white);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background: var(--brown);
    color: var(--white);
}

/* ===========================
   New Arrivals Section
   =========================== */
.new-arrivals {
    padding: 5rem 0;
    background: var(--bg-light);
}

.section-title {
    font-size: 2.8rem;
    font-weight: 400;
    text-align: center;
    margin-bottom: 3rem;
    color: #2c2c2c;
    position: relative;
    padding-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    font-family: Georgia, 'Times New Roman', serif;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 1px;
    background: var(--gold);
    border-radius: 0;
}

/* Category Buttons */
.category-buttons {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 4rem;
}

.category-card {
    position: relative;
    height: 280px;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.category-image {
    width: 100%;
    height: 100%;
    position: relative;
}

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

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

.category-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    padding: 2rem;
    transition: var(--transition);
}

.category-card:hover .category-overlay {
    background: linear-gradient(to bottom, rgba(139, 115, 85, 0.3) 0%, rgba(139, 115, 85, 0.8) 100%);
}

.category-overlay h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-family: Georgia, 'Times New Roman', serif;
}

.category-overlay p {
    font-size: 1.1rem;
    font-weight: 300;
    letter-spacing: 1px;
    opacity: 0.9;
}

.filter-section {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 2rem;
}

.filter-btn {
    background: var(--white);
    border: 2px solid var(--brown);
    color: var(--brown);
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.85rem;
}

.filter-btn:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--white);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.product-card {
    background: var(--white);
    border-radius: 0;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.product-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
}

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

.product-info {
    padding: 1.5rem;
}

.product-title {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-color);
    margin-bottom: 0.75rem;
}

.product-price {
    font-size: 1rem;
    font-weight: 600;
    color: var(--brown);
}

/* ===========================
   Why Choose Us Section
   =========================== */
.why-choose-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.feature-card {
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.feature-card.feature-large {
    grid-column: span 3;
    height: 400px;
}

.feature-card.feature-small {
    grid-column: span 2;
    height: 300px;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.feature-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-card h3 {
    position: absolute;
    bottom: 80px;
    left: 30px;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    margin: 0;
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.feature-card.feature-small h3 {
    bottom: 30px;
    font-size: 1.5rem;
}

.feature-card p {
    position: absolute;
    bottom: 30px;
    left: 30px;
    right: 30px;
    color: var(--white);
    line-height: 1.6;
    font-size: 1rem;
    margin: 0;
    z-index: 2;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    z-index: 1;
}

/* ===========================
   Promotional Banner Section
   =========================== */
.promo-banner {
    background: center/cover no-repeat;
    background-position: center center;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    will-change: background-position;
    backface-visibility: hidden;
}

.promo-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom,
        rgba(0, 0, 0, 0.2) 0%,
        rgba(0, 50, 60, 0.5) 50%,
        rgba(26, 26, 26, 0.95) 100%);
    z-index: 0;
}

/* 移动端禁用视差效果 */
@media (max-width: 768px) {
    .promo-banner {
        will-change: auto;
    }

    .hero-section {
        will-change: auto;
    }
}

.promo-overlay {
    position: relative;
    z-index: 1;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.promo-content {
    text-align: center;
    color: var(--white);
    z-index: 1;
    padding: 2rem;
}

.promo-title {
    font-size: 3rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    line-height: 1.4;
    font-family: Georgia, 'Times New Roman', serif;
}

.promo-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    font-weight: 300;
    letter-spacing: 0.5px;
}

.btn-promo {
    display: inline-block;
    background: var(--gold);
    color: var(--white);
    padding: 1rem 3rem;
    border-radius: 0;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.btn-promo:hover {
    background: var(--brown);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

/* ===========================
   About Section
   =========================== */
.about-section {
    padding: 5rem 0;
    background: var(--white);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* ===========================
   Contact Section
   =========================== */
.contact-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

.form-group textarea {
    resize: vertical;
}

.btn-submit {
    width: 100%;
    background: var(--gold);
    color: var(--white);
    padding: 1rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-submit:hover {
    background: var(--brown);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(139, 115, 85, 0.3);
}

/* ===========================
   Footer
   =========================== */
.site-footer {
    background: #1a1a1a;
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 4rem;
    padding-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: flex-start;
}

.footer-logo-img {
    width: 200px;
    height: auto;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.5px;
    font-family: Georgia, 'Times New Roman', serif;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-col ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

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

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 968px) {
    .desktop-nav {
        display: none;
    }

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

    .mobile-menu.active {
        display: block;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

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

    .category-buttons {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 3rem;
    }

    .category-card {
        height: 220px;
    }

    .category-overlay h3 {
        font-size: 2rem;
    }

    .category-overlay p {
        font-size: 1rem;
    }

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

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

    .feature-card.feature-large {
        grid-column: span 1;
        height: 350px;
    }

    .feature-card.feature-large:nth-child(2) {
        grid-column: span 1;
    }

    .feature-card.feature-small {
        height: 250px;
    }

    .feature-card h3 {
        font-size: 1.3rem;
        bottom: 60px;
        left: 20px;
    }

    .feature-card.feature-small h3 {
        bottom: 25px;
        font-size: 1.2rem;
    }

    .feature-card p {
        font-size: 0.9rem;
        bottom: 20px;
        left: 20px;
        right: 20px;
    }

    .promo-title {
        font-size: 2.2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-logo {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 1rem;
    }

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

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

    .category-card {
        height: 200px;
    }

    .category-overlay h3 {
        font-size: 1.8rem;
    }

    .category-overlay p {
        font-size: 0.95rem;
    }

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

    .contact-form {
        padding: 1.5rem;
    }

    .promo-title {
        font-size: 1.8rem;
    }

    .promo-subtitle {
        font-size: 1rem;
    }

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

    .feature-card.feature-large {
        height: 300px;
    }

    .feature-card.feature-small {
        height: 250px;
    }

    .feature-card h3 {
        font-size: 1.2rem;
    }

    .feature-card.feature-small h3 {
        font-size: 1.1rem;
    }

    .feature-card p {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .btn-primary {
        padding: 0.875rem 2rem;
        font-size: 0.9rem;
    }

    .category-card {
        height: 180px;
    }

    .category-overlay h3 {
        font-size: 1.5rem;
        letter-spacing: 2px;
    }

    .category-overlay p {
        font-size: 0.85rem;
    }

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

    .promo-title {
        font-size: 1.5rem;
    }

    .btn-promo {
        padding: 0.875rem 2rem;
    }

    .feature-card.feature-large {
        height: 250px;
    }

    .feature-card.feature-small {
        height: 200px;
    }

    .feature-card h3 {
        font-size: 1rem;
        bottom: 50px;
    }

    .feature-card.feature-small h3 {
        font-size: 0.95rem;
        bottom: 20px;
    }

    .feature-card p {
        font-size: 0.8rem;
        bottom: 15px;
    }
}

/* ===========================
   Page Header Section
   =========================== */
.page-header-section {
    background: var(--bg-light);
    padding: 80px 0 60px;
    text-align: center;
}

.page-title {
    font-size: 3rem;
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: 1rem;
    letter-spacing: 4px;
    font-family: Georgia, 'Times New Roman', serif;
    text-transform: uppercase;
}

.page-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    letter-spacing: 1px;
}

/* ===========================
   Coming Soon Section
   =========================== */
.coming-soon-section {
    padding: 100px 0;
    background: var(--white);
}

.coming-soon-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.coming-soon-icon {
    font-size: 80px;
    margin-bottom: 30px;
    opacity: 0.3;
}

.coming-soon-title {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    font-weight: 400;
}

.coming-soon-desc {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 2;
    margin-bottom: 40px;
}

/* Responsive for page header */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }

    .coming-soon-title {
        font-size: 1.8rem;
    }

    .coming-soon-desc {
        font-size: 1rem;
    }
}