/* ========================================
   Rocker Jeans - Institutional Website
   Clean & Modern Design
======================================== */

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

:root {
    --primary-color: #1a1a1a;
    --secondary-color: #2d2d2d;
    --accent-color: #000000;
    --text-color: #333333;
    --text-light: #666666;
    --bg-light: #f8f8f8;
    --bg-white: #ffffff;
    --border-color: #e5e5e5;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--bg-white);
    overflow-x: hidden;
}

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

/* ========================================
   Navigation
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}

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

.logo-img {
    height: 50px;
    width: auto;
    transition: var(--transition);
}

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

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    position: relative;
    transition: var(--transition);
}

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

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link-primary {
    background: var(--primary-color);
    color: white;
    padding: 10px 24px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: var(--transition);
}

.nav-link-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

/* ========================================
   Hero Section
======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 100%);
    overflow: hidden;
    margin-top: 90px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,0,0,0.03) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 80px 0;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--primary-color);
    margin-bottom: 30px;
    letter-spacing: -2px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-light);
    margin-bottom: 50px;
    font-weight: 400;
    letter-spacing: 0.5px;
}

.btn-primary {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 16px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background: transparent;
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-light);
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    display: block;
    margin-top: 10px;
    font-size: 20px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ========================================
   Featured Banner
======================================== */
.featured-banner {
    background: var(--bg-white);
    padding: 60px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.banner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.banner-item {
    text-align: center;
    padding: 20px;
}

.banner-item i {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: block;
}

.banner-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.banner-item p {
    font-size: 14px;
    color: var(--text-light);
}

/* ========================================
   About Section
======================================== */
.about {
    padding: 120px 0;
    background: var(--bg-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.section-label {
    display: block;
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 20px;
    font-weight: 600;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.2;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-weight: 700;
}

.section-text {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.stat-item h3 {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-family: 'Playfair Display', serif;
}

.stat-item p {
    font-size: 14px;
    color: var(--text-light);
}

.about-image {
    position: relative;
    height: 500px;
}

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

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.image-placeholder::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(0,0,0,0.05);
    border-radius: 50%;
}

/* ========================================
   Collection Section
======================================== */
.collection {
    padding: 120px 0;
    background: var(--bg-light);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.section-description {
    font-size: 18px;
    color: var(--text-light);
    margin-top: 20px;
}

.collection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.collection-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.collection-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.card-image {
    height: 400px;
    background: linear-gradient(135deg, #d0d0d0 0%, #e5e5e5 100%);
    position: relative;
    overflow: hidden;
}

.card-image-2 {
    background: linear-gradient(135deg, #c0c0c0 0%, #d5d5d5 100%);
}

.card-image-3 {
    background: linear-gradient(135deg, #b0b0b0 0%, #c5c5c5 100%);
}

.card-content {
    padding: 40px 30px;
}

.card-content h3 {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.card-content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 25px;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: var(--transition);
}

.card-link:hover {
    gap: 15px;
}

.card-link i {
    transition: var(--transition);
}

/* ========================================
   Sustainability Section
======================================== */
.sustainability {
    padding: 120px 0;
    background: var(--primary-color);
    color: white;
}

.sustainability .section-label {
    color: rgba(255,255,255,0.6);
}

.sustainability .section-title {
    color: white;
}

.sustainability .section-text {
    color: rgba(255,255,255,0.8);
    max-width: 800px;
    margin-bottom: 40px;
}

.sustainability-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 50px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.1);
}

.feature i {
    font-size: 24px;
    color: white;
}

.feature span {
    font-size: 15px;
    font-weight: 500;
}

/* ========================================
   Contact Section
======================================== */
.contact {
    padding: 120px 0;
    background: var(--bg-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-info h2 {
    font-family: 'Playfair Display', serif;
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 50px;
    line-height: 1.8;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 35px;
    margin-bottom: 50px;
}

.info-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.info-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-top: 5px;
}

.info-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.info-item p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.6;
}

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

.social-link {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    background: var(--bg-white);
}

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

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

.contact-form .btn-primary {
    width: 100%;
    cursor: pointer;
    border: 2px solid var(--primary-color);
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--primary-color);
    color: white;
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    height: 60px;
    width: auto;
    margin-bottom: 20px;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-column a {
    display: block;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    margin-bottom: 12px;
    font-size: 14px;
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 90px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 90px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        padding: 50px 20px;
        transition: var(--transition);
        border-top: 1px solid var(--border-color);
    }

    .nav-menu.active {
        left: 0;
    }

    .menu-toggle {
        display: flex;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

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

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

@media (max-width: 768px) {
    .hero {
        margin-top: 70px;
    }

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

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

    .banner-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .about,
    .collection,
    .sustainability,
    .contact {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

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

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

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