:root {
    --primary-color: #D4AF37;
    /* Gold */
    --secondary-color: #1A1A1A;
    /* Dark Charcoal */
    --text-color: #333333;
    --bg-color: #FFFFFF;
    --accent-color: #F5F5F5;
    --transition-speed: 0.3s;
    --font-family: 'Inter', 'PingFang SC', 'Source Han Sans', sans-serif;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: background var(--transition-speed), padding var(--transition-speed);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary-color);
    text-decoration: none;
    letter-spacing: 1px;
}

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

nav ul {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

nav ul li a {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-speed);
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-speed);
}

nav ul li a:hover::after {
    width: 100%;
}

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

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('assets/hero.png');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 1rem;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: 2px;
    animation: fadeInUp 1s ease-out;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1.2s ease-out;
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition-speed);
    animation: fadeInUp 1.4s ease-out;
    border: 2px solid var(--primary-color);
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-3px);
    background: #c29d2e;
    border-color: #c29d2e;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.btn-outline {
    background: transparent;
    border: 2px solid white;
    color: white;
}

.btn-outline:hover {
    background: white;
    color: var(--secondary-color);
    border-color: white;
}

/* Sections */
section {
    padding: 100px 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

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

.section-title h2 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.section-title .underline {
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    margin: 0 auto;
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

/* Factory Features */
.factory-features {
    list-style: none;
    margin-top: 30px;
}

.factory-features li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
    font-size: 1.1rem;
}

.factory-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.content-img img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Product Cards */
.card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-speed);
}

.card:hover {
    transform: translateY(-10px);
}

.card-img {
    height: 300px;
    overflow: hidden;
}

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

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

.card-info {
    padding: 1.5rem;
    text-align: center;
}

.card-info h3 {
    margin-bottom: 10px;
    color: var(--secondary-color);
}

/* Contact Form */
.contact-info h3 {
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.contact-info p {
    margin-bottom: 15px;
}

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

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-speed);
}

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

.contact-form .btn {
    width: 100%;
    border-radius: 8px;
}

/* Footer */
footer {
    background: var(--secondary-color);
    color: white;
    padding: 80px 2rem 40px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.footer-section h4 {
    margin-bottom: 25px;
    font-size: 1.2rem;
    color: var(--primary-color);
}

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

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

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color var(--transition-speed);
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid #333;
    color: #888;
    font-size: 0.9rem;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 992px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }

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

    .hero-content h1 {
        font-size: 2.5rem;
    }

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

@media (max-width: 600px) {
    .product-grid {
        grid-template-columns: 1fr;
    }

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

    nav {
        display: none;
    }

    .hero-btns {
        flex-direction: column;
        gap: 10px;
    }

    .btn-outline {
        margin-left: 0 !important;
    }
}