/* ========================================
   RATHI WOOLLENS PRIVATE LIMITED
   Corporate Website Stylesheet
   ======================================== */

/* CSS Variables - Industrial Textile Palette */
:root {
    /* Primary Colors */
    --color-primary: #1a1a2e;
    --color-primary-dark: #0f0f1a;
    --color-primary-light: #2d2d44;
    
    /* Accent Colors - Warm Industrial */
    --color-accent: #c9a227;
    --color-accent-dark: #a88420;
    --color-accent-light: #e5c76b;
    
    /* Background Colors */
    --color-bg-primary: #fafafa;
    --color-bg-secondary: #f5f5f5;
    --color-bg-dark: #1a1a2e;
    
    /* Text Colors */
    --color-text-primary: #1a1a2e;
    --color-text-secondary: #4a4a5a;
    --color-text-light: #7a7a8a;
    --color-text-white: #ffffff;
    
    /* Border & Utility */
    --color-border: #e0e0e0;
    --color-border-dark: #2d2d44;
    
    /* Typography */
    --font-display: 'Crimson Pro', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing Scale */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(26, 26, 46, 0.08);
    --shadow-md: 0 4px 12px rgba(26, 26, 46, 0.1);
    --shadow-lg: 0 8px 30px rgba(26, 26, 46, 0.12);
    --shadow-xl: 0 20px 50px rgba(26, 26, 46, 0.15);
}

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

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    margin-bottom: var(--space-md);
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
}

.section-header.light {
    color: var(--color-text-white);
}

.section-header.light .section-title {
    color: var(--color-text-white);
}

.section-eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.section-title {
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
}

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

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

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

.btn-secondary:hover {
    background-color: var(--color-text-white);
    color: var(--color-primary);
}

.btn-full {
    width: 100%;
}

/* ========================================
   TOP BAR
   ======================================== */
.top-bar {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    padding: var(--space-xs) 0;
    font-size: 0.875rem;
}

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

.top-bar-text {
    opacity: 0.9;
}

.top-bar-contact {
    display: flex;
    gap: var(--space-md);
}

.top-bar-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    opacity: 0.9;
    font-weight: 500;
}

.top-bar-link:hover {
    opacity: 1;
    color: var(--color-accent);
}

.top-bar-link svg {
    width: 14px;
    height: 14px;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-sm) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background-color: var(--color-primary);
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-primary {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    letter-spacing: 0.02em;
    line-height: 1.2;
}

.logo-secondary {
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-light);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    position: relative;
    padding: var(--space-xs) 0;
}

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

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

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

.nav-cta {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    background-color: var(--color-accent);
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
}

.nav-cta:hover {
    background-color: var(--color-accent-dark);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-base);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-text-white);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.05;
    background-image: 
        repeating-linear-gradient(45deg, var(--color-accent) 0, var(--color-accent) 1px, transparent 0, transparent 50%);
    background-size: 60px 60px;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: var(--space-3xl) 0 var(--space-2xl);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    padding: var(--space-xs) var(--space-md);
    border: 1px solid var(--color-accent);
}

.hero-title {
    color: var(--color-text-white);
    margin-bottom: var(--space-lg);
}

.text-accent {
    color: var(--color-accent);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto var(--space-xl);
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Hero Stats */
.hero-stats {
    position: relative;
    z-index: 2;
    background-color: rgba(0, 0, 0, 0.2);
    padding: var(--space-xl) 0;
    margin-top: auto;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent);
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: var(--color-accent);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: var(--space-sm);
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-primary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-lead {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin-bottom: var(--space-md);
}

.about-content p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.feature {
    display: flex;
    gap: var(--space-md);
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-secondary);
    color: var(--color-accent);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-text h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.feature-text p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin: 0;
}

.about-visual {
    position: relative;
}

.about-image {
    position: relative;
}

.image-placeholder {
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-border));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: 0.875rem;
}

.about-card {
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 160px;
    height: 160px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-md);
}

.card-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
}

.card-text {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: var(--space-xs);
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */
.products {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-secondary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.product-card {
    background-color: var(--color-bg-primary);
    transition: var(--transition-base);
    border: 1px solid var(--color-border);
}

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

.product-image {
    overflow: hidden;
}

.product-image .image-placeholder {
    aspect-ratio: 16/9;
}

.product-1 { background: linear-gradient(135deg, #e8e4df, #d4cec7); }
.product-2 { background: linear-gradient(135deg, #d4cec7, #c4bdb5); }
.product-3 { background: linear-gradient(135deg, #c4bdb5, #b4ada5); }
.product-4 { background: linear-gradient(135deg, #b4ada5, #a49d95); }

.product-content {
    padding: var(--space-lg);
}

.product-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.product-desc {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.product-specs {
    padding-left: var(--space-md);
    list-style: disc;
}

.product-specs li {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-xs);
}

/* ========================================
   GLOBAL SECTION
   ======================================== */
.global {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-primary);
}

.global-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.global-lead {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin-bottom: var(--space-md);
}

.global-content p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.global-partners {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.partner-logo {
    font-family: var(--font-body);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text-light);
    letter-spacing: 0.1em;
}

.global-visual {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.global-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background-color: var(--color-bg-secondary);
    border-left: 4px solid var(--color-accent);
}

.global-icon {
    width: 48px;
    height: 48px;
    color: var(--color-accent);
    flex-shrink: 0;
}

.global-icon svg {
    width: 100%;
    height: 100%;
}

.global-card h4 {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.global-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin: 0;
}

/* ========================================
   WHY US SECTION
   ======================================== */
.why-us {
    padding: var(--space-3xl) 0;
    background-color: var(--color-primary);
    color: var(--color-text-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.advantage-card {
    padding: var(--space-xl);
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.advantage-card:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.advantage-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.advantage-card h3 {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-white);
    margin-bottom: var(--space-sm);
}

.advantage-card p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-lead {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-item {
    display: flex;
    gap: var(--space-md);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-primary);
    color: var(--color-accent);
}

.contact-icon svg {
    width: 20px;
    height: 20px;
}

.contact-text h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.contact-text p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.contact-link {
    color: var(--color-accent);
    font-weight: 500;
}

.contact-link:hover {
    color: var(--color-accent-dark);
}

.contact-form-wrapper {
    background-color: var(--color-bg-primary);
    padding: var(--space-xl);
    border: 1px solid var(--color-border);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-primary);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-text-primary);
    transition: var(--transition-base);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--color-primary-dark);
    color: var(--color-text-white);
    padding: var(--space-3xl) 0 var(--space-lg);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.footer-logo .logo-mark {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.footer-logo .logo-primary {
    color: var(--color-text-white);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-white);
    margin-bottom: var(--space-md);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-contact p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-sm);
}

.footer-phones a {
    color: var(--color-accent);
    font-weight: 500;
}

.footer-phones a:hover {
    color: var(--color-accent-light);
}

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

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xl);
    }
    
    .about-grid,
    .global-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .top-bar-content {
        flex-direction: column;
        gap: var(--space-xs);
        text-align: center;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-bg-primary);
        flex-direction: column;
        padding: var(--space-3xl) var(--space-xl);
        transition: var(--transition-base);
        box-shadow: var(--shadow-xl);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .nav-cta {
        display: none;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .global-partners {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .about-card {
        width: 120px;
        height: 120px;
        bottom: -20px;
        right: -10px;
    }
    
    .card-number {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    :root {
        --space-lg: 1.5rem;
        --space-xl: 2.5rem;
        --space-2xl: 4rem;
        --space-3xl: 5rem;
    }
    
    .stat-item {
        padding: var(--space-md);
    }
}

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

.animate-in {
    animation: fadeInUp 0.8s ease forwards;
}

/* Smooth scroll offset for fixed nav */
html {
    scroll-padding-top: 120px;
}