/* ============================================
   GreenTouch Solutions - Main Stylesheet
   Premium, Modern, Technical Design
   ============================================ */

/* ============================================
   RESET & BASE
   ============================================ */

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

:root {
    /* Colors - Sustainability-focused palette */
    --color-primary: #0ea472;
    --color-primary-dark: #0a7c56;
    --color-primary-light: #14c991;
    --color-secondary: #1e40af;
    --color-secondary-dark: #1e3a8a;
    --color-accent: #f59e0b;
    
    /* Neutrals */
    --color-bg: #ffffff;
    --color-bg-dark: #0a0f1a;
    --color-bg-secondary: #f8fafc;
    --color-bg-tertiary: #1a202e;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-text-dark: #0f172a;
    --color-text-inverse: #f1f5f9;
    --color-border: #e2e8f0;
    --color-border-dark: #334155;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0ea472 0%, #14c991 100%);
    --gradient-secondary: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    --gradient-dark: linear-gradient(135deg, #0a0f1a 0%, #1a202e 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', var(--font-primary);
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Sizing */
    --container-width: 1280px;
    --container-padding: 1.5rem;
    --border-radius: 0.75rem;
    --border-radius-sm: 0.5rem;
    --border-radius-lg: 1rem;
    
    /* Effects */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(14, 164, 114, 0.2);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-dark);
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--color-primary-dark);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ============================================
   LAYOUT
   ============================================ */

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

.main-content {
    min-height: 100vh;
}

.section {
    padding: var(--space-3xl) 0;
}

.section-dark {
    background: var(--gradient-dark);
    color: var(--color-text-inverse);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
    color: var(--color-text-inverse);
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--color-text-dark);
    transition: opacity var(--transition-base);
}

.navbar-logo:hover {
    opacity: 0.8;
    color: var(--color-text-dark);
}

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

.navbar-brand {
    font-size: 1.25rem;
}

.navbar-menu {
    display: flex;
}

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

.nav-link {
    position: relative;
    font-weight: 500;
    color: var(--color-text);
    padding: 0.5rem 0;
    transition: color var(--transition-base);
}

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

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

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

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 0.375rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.navbar-toggle span {
    display: block;
    width: 1.5rem;
    height: 2px;
    background: var(--color-text-dark);
    transition: all var(--transition-base);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(14, 164, 114, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(30, 64, 175, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(226, 232, 240, 0.3) 1px, transparent 1px),
        linear-gradient(90deg, rgba(226, 232, 240, 0.3) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(14, 164, 114, 0.1);
    border: 1px solid rgba(14, 164, 114, 0.2);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary-dark);
    margin-bottom: 1.5rem;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    line-height: 1.6;
    color: var(--color-text-light);
    margin-bottom: 2.5rem;
    max-width: 700px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-card {
    text-align: left;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: var(--font-display);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    font-weight: 500;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    color: white;
}

.btn-secondary {
    background: rgba(14, 164, 114, 0.1);
    color: var(--color-primary-dark);
    border: 1px solid var(--color-primary);
}

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

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

.section-dark .btn-outline {
    color: var(--color-text-inverse);
    border-color: var(--color-border-dark);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-large {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
}

.btn-icon {
    transition: transform var(--transition-base);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* Magnetic button effect */
.magnetic-btn {
    position: relative;
    transition: transform var(--transition-fast) ease-out;
}

/* ============================================
   SECTIONS
   ============================================ */

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.section-dark .section-label {
    color: var(--color-primary-light);
}

.section-title {
    margin-bottom: 1rem;
}

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

.section-dark .section-subtitle {
    color: rgba(241, 245, 249, 0.8);
}

/* ============================================
   PRODUCT CARDS
   ============================================ */

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 500px), 1fr));
    gap: 2rem;
}

.product-card {
    position: relative;
    padding: 2.5rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    overflow: hidden;
}

.section-dark .product-card {
    background: var(--color-bg-tertiary);
    border-color: var(--color-border-dark);
}

.product-card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(14, 164, 114, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.product-card:hover .product-card-glow {
    opacity: 1;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.product-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    color: white;
    margin-bottom: 1.5rem;
}

.product-title {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.product-subtitle {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: 1rem;
}

.section-dark .product-subtitle {
    color: rgba(241, 245, 249, 0.7);
}

.product-description {
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.product-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
    padding: 1.5rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.section-dark .product-metrics {
    border-color: var(--color-border-dark);
}

.metric {
    text-align: center;
}

.metric-label {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
}

.section-dark .metric-label {
    color: rgba(241, 245, 249, 0.6);
}

.metric-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: 1rem;
}

.product-link:hover {
    gap: 0.75rem;
}

/* ============================================
   TECH GRID
   ============================================ */

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 2rem;
}

.tech-card {
    padding: 2rem;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

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

.tech-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-sm);
    color: white;
    margin-bottom: 1rem;
}

.tech-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.tech-card p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ============================================
   CONTENT SPLIT
   ============================================ */

.content-split,
.content-split-reverse {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 450px), 1fr));
    gap: 4rem;
    align-items: center;
}

.content-split-text h2 {
    margin-bottom: 1.5rem;
}

.content-split-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

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

.visual-card {
    padding: 1.5rem;
    background: rgba(14, 164, 114, 0.05);
    border: 1px solid rgba(14, 164, 114, 0.1);
    border-radius: var(--border-radius);
    text-align: center;
}

.visual-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.visual-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-dark);
}

/* ============================================
   CTA SECTION
   ============================================ */

.cta-section {
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(14, 164, 114, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.cta-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 4rem 3rem;
    background: var(--gradient-dark);
    border-radius: var(--border-radius-lg);
    text-align: center;
}

.cta-content {
    max-width: 600px;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--color-text-inverse);
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.125rem;
    color: rgba(241, 245, 249, 0.8);
    margin-bottom: 0;
}

/* ============================================
   PAGE HERO
   ============================================ */

.page-hero {
    padding: 8rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.page-hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(14, 164, 114, 0.06) 0%, transparent 60%);
    pointer-events: none;
}

.page-hero-gest .page-hero-gradient {
    background: radial-gradient(circle at 50% 0%, rgba(14, 164, 114, 0.08) 0%, transparent 60%);
}

.page-hero-sabzpoost .page-hero-gradient {
    background: radial-gradient(circle at 50% 0%, rgba(30, 64, 175, 0.06) 0%, transparent 60%);
}

.page-hero-content {
    position: relative;
    z-index: 1;
}

.page-hero-content.centered {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.page-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(14, 164, 114, 0.1);
    border: 1px solid rgba(14, 164, 114, 0.2);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary-dark);
    margin-bottom: 1.5rem;
}

.page-title {
    margin-bottom: 1.5rem;
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

.hero-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.metric-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: rgba(14, 164, 114, 0.08);
    border: 1px solid rgba(14, 164, 114, 0.15);
    border-radius: 2rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-dark);
}

.metric-pill svg {
    color: var(--color-primary);
}

/* ============================================
   FEATURES GRID
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.section-dark .feature-card {
    background: rgba(26, 32, 46, 0.5);
    border-color: var(--color-border-dark);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(14, 164, 114, 0.1);
    border-radius: var(--border-radius-sm);
    color: var(--color-primary);
    margin-bottom: 1.25rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

.section-dark .feature-card p {
    color: rgba(241, 245, 249, 0.8);
}

/* ============================================
   STATS & METRICS
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-block {
    text-align: center;
    padding: 2rem;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    font-family: var(--font-display);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-text {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: 0.5rem;
}

.stat-description {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

.metrics-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 2rem;
}

.metric-large {
    padding: 2.5rem 2rem;
    background: rgba(14, 164, 114, 0.05);
    border: 1px solid rgba(14, 164, 114, 0.1);
    border-radius: var(--border-radius);
    text-align: center;
    transition: all var(--transition-base);
}

.metric-large:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.metric-large-value {
    font-size: 3.5rem;
    font-weight: 700;
    font-family: var(--font-display);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 0.75rem;
}

.metric-large-label {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-inverse);
    margin-bottom: 1rem;
}

.metric-large p {
    font-size: 0.9375rem;
    color: rgba(241, 245, 249, 0.8);
    margin-bottom: 0;
}

/* ============================================
   TECH DETAILS
   ============================================ */

.tech-details {
    display: grid;
    gap: 2rem;
}

.tech-detail-card {
    padding: 2rem;
    background: var(--color-bg-secondary);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--border-radius);
}

.tech-detail-card h3 {
    font-size: 1.375rem;
    margin-bottom: 1rem;
    color: var(--color-primary-dark);
}

.tech-detail-card p {
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.tech-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tech-spec {
    padding: 0.5rem 1rem;
    background: rgba(14, 164, 114, 0.1);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary-dark);
}

/* ============================================
   HIGHLIGHT BOXES
   ============================================ */

.highlight-box {
    padding: 1.5rem;
    background: rgba(14, 164, 114, 0.05);
    border-left: 3px solid var(--color-primary);
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
}

.highlight-box h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary-dark);
}

.highlight-box p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ============================================
   USE CASES
   ============================================ */

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
    gap: 2rem;
}

.use-case-card {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.section-dark .use-case-card {
    background: rgba(26, 32, 46, 0.5);
    border-color: var(--color-border-dark);
}

.use-case-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.use-case-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.use-case-card p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

.section-dark .use-case-card h3 {
    color: var(--color-text-inverse);
}

.section-dark .use-case-card p {
    color: rgba(241, 245, 249, 0.8);
}

/* ============================================
   CONTENT BLOCKS
   ============================================ */

.content-block {
    max-width: 800px;
}

.content-block.centered {
    margin: 0 auto;
    text-align: center;
}

.content-text {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.content-text p {
    margin-bottom: 1.5rem;
}

/* ============================================
   VALUES & COMPANY INFO
   ============================================ */

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 2rem;
}

.value-card {
    padding: 2rem;
    text-align: center;
}

.value-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(14, 164, 114, 0.1);
    border-radius: 50%;
    color: var(--color-primary);
    margin: 0 auto 1.5rem;
}

.value-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--color-text-inverse);
}

.value-card p {
    font-size: 0.9375rem;
    color: rgba(241, 245, 249, 0.8);
    margin-bottom: 0;
}

.visual-stat {
    padding: 1.5rem;
    background: rgba(14, 164, 114, 0.05);
    border: 1px solid rgba(14, 164, 114, 0.1);
    border-radius: var(--border-radius);
}

.visual-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.visual-stat-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: 0.5rem;
}

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

.research-metrics {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.research-metric {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.5rem;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius);
}

.research-metric-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-sm);
    color: white;
}

.research-metric-content {
    flex: 1;
}

.research-metric-value {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: 0.5rem;
}

.research-metric-content p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.company-stat {
    text-align: center;
    padding: 2rem 1.5rem;
    background: rgba(14, 164, 114, 0.05);
    border: 1px solid rgba(14, 164, 114, 0.1);
    border-radius: var(--border-radius);
}

.company-stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text-inverse);
    margin-bottom: 0.5rem;
}

.company-stat-label {
    font-size: 0.875rem;
    color: rgba(241, 245, 249, 0.7);
}

/* ============================================
   TEAM
   ============================================ */

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
    gap: 2rem;
}

.team-card {
    position: relative;
    padding: 2.5rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    overflow: hidden;
}

.team-card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(14, 164, 114, 0.08) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.team-card:hover .team-card-glow {
    opacity: 1;
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.team-avatar {
    width: 96px;
    height: 96px;
    margin: 0 auto 1.5rem;
}

.team-avatar-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: white;
}

.team-info {
    text-align: center;
    margin-bottom: 1.5rem;
}

.team-name {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.team-role {
    font-size: 0.9375rem;
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: 1rem;
}

.team-bio {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 0;
}

.team-contact {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.team-contact-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    color: var(--color-text-dark);
    transition: all var(--transition-base);
}

.team-contact-link:hover {
    background: var(--color-primary);
    color: white;
}

.team-contact-link svg {
    flex-shrink: 0;
    transition: color var(--transition-base);
}

.team-contact-link:hover svg {
    color: white;
}

/* ============================================
   CONTACT
   ============================================ */

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
    gap: 2rem;
}

.contact-card {
    padding: 2.5rem;
    text-align: center;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
}

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

.contact-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    color: white;
    margin: 0 auto 1.5rem;
}

.contact-card h3 {
    font-size: 1.375rem;
    margin-bottom: 0.75rem;
}

.contact-card p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: 1.25rem;
}

.contact-link {
    display: inline-block;
    font-weight: 600;
    color: var(--color-primary);
    word-break: break-word;
}

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

.inquiry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 2rem;
}

.inquiry-card {
    padding: 2rem;
    background: rgba(14, 164, 114, 0.05);
    border: 1px solid rgba(14, 164, 114, 0.1);
    border-radius: var(--border-radius);
}

.inquiry-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--color-text-inverse);
}

.inquiry-card p {
    font-size: 0.9375rem;
    color: rgba(241, 245, 249, 0.8);
    margin-bottom: 0;
}

.contact-direct {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 3rem 2rem;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius-lg);
    text-align: center;
}

.contact-direct-content {
    max-width: 600px;
}

.contact-direct h2 {
    margin-bottom: 1rem;
}

.contact-direct p {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

.contact-direct a {
    font-weight: 600;
}

.team-contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
    gap: 2rem;
}

.team-contact-card {
    padding: 2rem;
    background: rgba(14, 164, 114, 0.05);
    border: 1px solid rgba(14, 164, 114, 0.1);
    border-radius: var(--border-radius);
    text-align: center;
}

.team-contact-card h3 {
    font-size: 1.375rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-inverse);
}

.team-contact-role {
    font-size: 0.9375rem;
    color: rgba(241, 245, 249, 0.7);
    margin-bottom: 1.5rem;
}

.team-email-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(14, 164, 114, 0.1);
    border: 1px solid rgba(14, 164, 114, 0.2);
    border-radius: var(--border-radius-sm);
    font-size: 0.9375rem;
    color: var(--color-text-inverse);
    transition: all var(--transition-base);
}

.team-email-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.team-email-link svg {
    flex-shrink: 0;
}

/* ============================================
   LEGAL CONTENT
   ============================================ */

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.0625rem;
    line-height: 1.8;
}

.legal-content h2 {
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    font-size: 1.875rem;
    color: var(--color-text-dark);
}

.legal-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.375rem;
    color: var(--color-text-dark);
}

.legal-content p {
    margin-bottom: 1.25rem;
    color: var(--color-text);
}

.legal-content ul {
    margin: 1.5rem 0 1.5rem 2rem;
    color: var(--color-text);
}

.legal-content li {
    margin-bottom: 0.75rem;
    line-height: 1.8;
}

.legal-content a {
    font-weight: 600;
}

.legal-content strong {
    color: var(--color-text-dark);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--gradient-dark);
    color: var(--color-text-inverse);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--color-text-inverse);
    margin-bottom: 1rem;
}

.footer-logo svg {
    color: var(--color-primary-light);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(241, 245, 249, 0.9);
    margin-bottom: 1rem;
}

.footer-description {
    font-size: 0.9375rem;
    color: rgba(241, 245, 249, 0.7);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(14, 164, 114, 0.1);
    border-radius: var(--border-radius-sm);
    color: var(--color-primary-light);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

.footer-heading {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-inverse);
    margin-bottom: 1.25rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(241, 245, 249, 0.7);
    transition: color var(--transition-base);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: rgba(241, 245, 249, 0.6);
}

.footer-credit {
    font-style: italic;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    .footer-about {
        grid-column: 1 / -1;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .navbar-menu {
        position: fixed;
        top: 73px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--color-border);
        padding: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .navbar-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-nav {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .nav-link {
        display: block;
        padding: 0.75rem 1rem;
        border-radius: var(--border-radius-sm);
    }
    
    .nav-link:hover {
        background: var(--color-bg-secondary);
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .navbar-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .navbar-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .content-split,
    .content-split-reverse {
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .section {
        padding: var(--space-2xl) 0;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .visual-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-metrics {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================
   UTILITIES
   ============================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}