/* KALP YANTRA - Global Design System */
/* Version 2.0 - Multi-page Architecture */

:root {
    /* Primary Colors */
    --primary-green: #10b981;
    --primary-green-dark: #059669;
    --primary-green-light: #34d399;
    --primary-dark: #0f172a;
    --primary-darker: #020617;
    
    /* Accent Colors */
    --accent-blue: #3b82f6;
    --accent-orange: #f59e0b;
    --accent-purple: #8b5cf6;
    --accent-cyan: #06b6d4;
    --accent-pink: #ec4899;
    --accent-red: #ef4444;
    
    /* Text Colors */
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --text-dark: #1e293b;
    --text-body: #64748b;
    
    /* Gradients */
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e4620 100%);
    --gradient-green: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #134e3a 50%, #0f172a 100%);
    
    /* Spacing */
    --section-padding: 6rem 2rem;
    --container-max: 1400px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.4s ease;
    
    /* Shadows */
    --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 40px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
    --shadow-green: 0 8px 30px rgba(16, 185, 129, 0.3);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 15px;
    --radius-lg: 20px;
    --radius-xl: 25px;
    --radius-full: 50px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    background: #ffffff;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 6px 40px rgba(0, 0, 0, 0.2);
}

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

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-image {
    width: 45px;
    height: 45px;
    border-radius: 10px;
    object-fit: cover;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    text-decoration: none;
}

.tagline {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

.nav-links li {
    position: relative;
}

.nav-links > li > a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    transition: all var(--transition-normal);
    border-radius: var(--radius-sm);
}

.nav-links > li > a:hover {
    color: var(--primary-green);
    background: rgba(16, 185, 129, 0.1);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    cursor: pointer;
}

.dropdown-toggle::after {
    content: '';
    border: solid currentColor;
    border-width: 0 2px 2px 0;
    display: inline-block;
    padding: 2px;
    transform: rotate(45deg);
    transition: transform var(--transition-fast);
}

.dropdown:hover .dropdown-toggle::after {
    transform: rotate(-135deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-md);
    min-width: 220px;
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-lg);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.dropdown-menu a:hover {
    color: var(--primary-green);
    background: rgba(16, 185, 129, 0.1);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
    position: relative;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-light);
    margin: 5px 0;
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

/* Hamburger animation */
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -7px);
}

/* Mobile Overlay */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 998;
}

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

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-green);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 900;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.5);
}

/* Touch feedback */
.touch-active {
    transform: scale(0.98) !important;
    opacity: 0.9;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.hero::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(16, 185, 129, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
    animation: heroGlow 20s ease-in-out infinite;
}

@keyframes heroGlow {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(-5%, 5%) rotate(120deg); }
    66% { transform: translate(5%, -5%) rotate(240deg); }
}

.hero-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--text-light);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.hero-content h1 .highlight {
    background: var(--gradient-green);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: #cbd5e1;
    margin-bottom: 2rem;
    font-weight: 400;
    line-height: 1.7;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin: 2.5rem 0;
}

.stat-item {
    text-align: center;
    padding: 1.25rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-normal);
}

.stat-item:hover {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-green);
    display: block;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.3rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Buttons */
.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--gradient-green);
    color: white;
    box-shadow: var(--shadow-green);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-green);
    color: var(--primary-green);
}

.btn-outline {
    background: transparent;
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
}

.btn-outline:hover {
    background: var(--primary-green);
    color: white;
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform var(--transition-slow);
}

.hero-visual:hover .hero-image {
    transform: scale(1.02);
}

/* Section Styles */
.section {
    padding: var(--section-padding);
}

.section-dark {
    background: var(--primary-dark);
}

.section-light {
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.section-gradient {
    background: var(--gradient-green);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(16, 185, 129, 0.1);
    color: var(--primary-green);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.section-dark .section-tag {
    background: rgba(16, 185, 129, 0.2);
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.section-dark .section-header h2 {
    color: var(--text-light);
}

.section-header p {
    font-size: 1.15rem;
    color: var(--text-body);
    line-height: 1.8;
}

.section-dark .section-header p {
    color: #cbd5e1;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Cards */
.card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid #f1f5f9;
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card-dark {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-dark:hover {
    border-color: var(--primary-green);
    box-shadow: 0 20px 60px rgba(16, 185, 129, 0.15);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

/* Badge Styles */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-green {
    background: rgba(16, 185, 129, 0.15);
    color: var(--primary-green);
}

.badge-blue {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
}

.badge-orange {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-orange);
}

.badge-purple {
    background: rgba(139, 92, 246, 0.15);
    color: var(--accent-purple);
}

/* Registration Badges */
.reg-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.reg-badge {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.reg-badge:hover {
    background: rgba(16, 185, 129, 0.15);
    transform: translateY(-2px);
}

.reg-badge-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.reg-badge-text {
    display: flex;
    flex-direction: column;
}

.reg-badge-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.reg-badge-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-dark);
}

.section-dark .reg-badge-value {
    color: var(--text-light);
}

/* Partner Logos */
.partner-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
}

.partner-logo {
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
}

.partner-logo:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-green);
    color: var(--primary-green);
    transform: translateY(-3px);
}

.partner-logo svg {
    width: 32px;
    height: 32px;
}

/* Footer */
.footer {
    background: var(--primary-darker);
    color: var(--text-muted);
    padding: 5rem 2rem 2rem;
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    color: var(--primary-green);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    text-decoration: none;
    transition: all var(--transition-normal);
}

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

.footer-links h4 {
    color: var(--text-light);
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

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

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    display: block;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-green);
    padding-left: 5px;
}

.footer-bottom {
    max-width: var(--container-max);
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--primary-green);
}

/* Page Header */
.page-header {
    background: var(--gradient-hero);
    padding: 10rem 2rem 5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    color: var(--text-light);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.page-header p {
    font-size: 1.25rem;
    color: #cbd5e1;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
    position: relative;
    z-index: 1;
}

.breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

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

.breadcrumb span {
    color: var(--text-muted);
}

.breadcrumb .current {
    color: var(--primary-green);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .grid-2 {
        grid-template-columns: 1fr;
    }
    
    /* Mobile Navigation - Full Screen Slide-in */
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 350px;
        height: 100vh;
        background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        gap: 0;
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 999;
        overflow-y: auto;
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.3);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    
    .nav-links > li > a {
        display: block;
        padding: 1rem 0;
        font-size: 1.1rem;
        color: var(--text-light);
    }
    
    .nav-links > li > a:hover {
        background: transparent;
        color: var(--primary-green);
    }
    
    /* Dropdown on mobile */
    .dropdown-toggle::after {
        margin-left: auto;
        transition: transform 0.3s ease;
    }
    
    .dropdown.active .dropdown-toggle::after {
        transform: rotate(-135deg);
    }
    
    .dropdown-menu {
        position: static;
        opacity: 0;
        visibility: hidden;
        max-height: 0;
        overflow: hidden;
        transform: none;
        background: rgba(0, 0, 0, 0.2);
        margin: 0;
        padding: 0;
        border: none;
        box-shadow: none;
        transition: all 0.3s ease;
    }
    
    .dropdown.active .dropdown-menu {
        opacity: 1;
        visibility: visible;
        max-height: 500px;
        padding: 0.5rem 0;
    }
    
    .dropdown-menu a {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
        color: var(--text-muted);
    }
    
    .dropdown-menu a:hover {
        color: var(--primary-green);
        background: rgba(16, 185, 129, 0.1);
    }
    
    /* CTA button in mobile nav */
    .nav-links .btn-primary {
        margin-top: 1.5rem;
        width: 100%;
        justify-content: center;
        padding: 1rem 2rem !important;
    }
}

@media (max-width: 768px) {
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .stat-item {
        padding: 1rem 0.75rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-number img {
        width: 40px !important;
        height: 40px !important;
    }
    
    .stat-label {
        font-size: 0.7rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-links {
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .section {
        padding: 4rem 1.5rem;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
        /* Touch-friendly minimum size */
        min-height: 48px;
    }
    
    .page-header {
        padding: 8rem 1.5rem 4rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    /* Video aspect ratio on mobile */
    .product-video-container,
    .case-study-image {
        aspect-ratio: 16/9;
    }
    
    .product-video-container video {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    /* Back to top - smaller on mobile */
    .back-to-top {
        width: 44px;
        height: 44px;
        bottom: 1.5rem;
        right: 1.5rem;
    }
    
    /* Form elements - touch friendly */
    input, textarea, select, button {
        font-size: 16px; /* Prevents iOS zoom on focus */
        min-height: 48px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    
    .stat-item {
        padding: 0.75rem 0.5rem;
    }
    
    .stat-number {
        font-size: 1.25rem;
    }
    
    .stat-number img {
        width: 32px !important;
        height: 32px !important;
    }
    
    .stat-label {
        font-size: 0.65rem;
    }
    
    .logo {
        font-size: 1.4rem;
    }
    
    .tagline {
        font-size: 0.6rem;
    }
    
    .logo-image {
        width: 38px;
        height: 38px;
    }
    
    .hero-content h1 {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .partner-logos {
        gap: 1rem;
    }
    
    .partner-logo {
        padding: 1rem;
        font-size: 0.8rem;
    }
    
    /* Adjust nav width on small screens */
    .nav-links {
        width: 100%;
        max-width: 100%;
    }
    
    /* Smaller back to top button */
    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 1rem;
        right: 1rem;
    }
    
    .back-to-top svg {
        width: 20px;
        height: 20px;
    }
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

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

/* Delay classes */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}