/* Base Styles */
:root {
    --primary-color: #5b63f5;
    --primary-dark: #4047d4;
    --secondary-color: #10b981;
    --text-primary: #1a1a2e;
    --text-secondary: #64748b;
    --background: #fafbfd;
    --background-secondary: #ffffff;
    --border-color: #e8ecf1;
    
    /* Unified Gradient System */
    /* Primary gradient - used for main CTAs, headers, and key elements */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    
    /* Secondary gradient - used for hover states and accents */
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f472b6 100%);
    
    /* Text gradient - used for gradient text */
    --gradient-text: linear-gradient(90deg, #667eea 0%, #f472b6 50%, #fda085 100%);
    
    /* Button gradient - used for primary buttons */
    --gradient-button: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #f472b6 75%, #fda085 100%);
    
    /* Deprecated gradients - to be removed */
    --gradient-sharp: var(--gradient-primary);
    --gradient-aurora: var(--gradient-secondary);
    --gradient-mesh: var(--gradient-primary);
    --gradient-fluid: var(--gradient-button);
    --gradient-holographic: var(--gradient-button);
    --gradient-iridescent: var(--gradient-secondary);
    
    /* Premium white background layers */
    --bg-base: #ffffff;
    --bg-tint: #fbfbfe; /* soft white tint */
    --bg-accent-1: rgba(244, 114, 182, 0.08); /* pink */
    --bg-accent-2: rgba(102, 126, 234, 0.08); /* indigo */
    --bg-accent-3: rgba(118, 75, 162, 0.06);  /* purple */
    --bg-vignette: rgba(10, 10, 10, 0.06);    /* subtle edge vignette */

    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 8px -1px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 20px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 35px -5px rgba(0, 0, 0, 0.15);
    --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-arabic: 'IBM Plex Sans Arabic', 'Arial', sans-serif;
}

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

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
    
    /* Premium white background */
    background-color: var(--bg-base);
    background-image:
        radial-gradient(1200px 600px at 85% -10%, var(--bg-accent-1), transparent 40%),
        radial-gradient(900px 500px at -10% 20%, var(--bg-accent-2), transparent 45%),
        radial-gradient(700px 400px at 50% 120%, var(--bg-accent-3), transparent 45%),
        radial-gradient(100% 140% at 50% 0%, var(--bg-tint), var(--bg-base)),
        radial-gradient(140% 100% at 50% 120%, var(--bg-vignette), transparent 60%);
    background-attachment: fixed, fixed, fixed, scroll, scroll;
    background-repeat: no-repeat;
    background-size: cover, cover, cover, cover, cover;
}


.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav-container {
    position: fixed;
    top: 0;
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.nav-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.logo {
    width: 40px;
    height: 40px;
    transition: transform 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    filter: drop-shadow(0 2px 8px rgba(102, 126, 234, 0.2));
}

@keyframes gradientShift {
    0% {
        filter: drop-shadow(0 2px 8px rgba(102, 126, 234, 0.2)) hue-rotate(0deg);
    }
    50% {
        filter: drop-shadow(0 4px 12px rgba(244, 114, 182, 0.3)) hue-rotate(45deg);
    }
    100% {
        filter: drop-shadow(0 2px 8px rgba(102, 126, 234, 0.2)) hue-rotate(0deg);
    }
}

.logo:hover {
    transform: rotate(360deg) scale(1.1);
    animation: gradientShift 2s ease infinite;
}

.brand-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    transition: color 0.2s ease;
    font-size: 15px;
    letter-spacing: -0.2px;
}

.nav-link:hover {
    background: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-family: var(--font-primary);
    letter-spacing: -0.2px;
}

.btn-primary {
    background: var(--gradient-holographic);
    background-size: 400% 100%;
    animation: holographic 8s linear infinite;
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
    border: none;
    transition: transform 0.3s ease;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #5b63f5 0%, #d946ef 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary span,
.btn-primary svg {
    position: relative;
    z-index: 1;
}

.btn-secondary {
    background: var(--background-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
}

.btn-white {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

/* Complex Gradient Classes */
.gradient-aurora {
    background: var(--gradient-aurora);
    background-size: 200% 200%;
    animation: aurora 8s ease infinite;
}

.gradient-mesh {
    background: var(--gradient-mesh);
    animation: rotate 20s linear infinite;
}

.gradient-fluid {
    background: var(--gradient-fluid);
    background-size: 300% 300%;
    animation: fluid 15s ease infinite;
}

.gradient-holographic {
    background: var(--gradient-holographic);
    background-size: 400% 100%;
    animation: holographic 8s linear infinite;
}

.gradient-iridescent {
    background: var(--gradient-iridescent);
    background-size: 200% 200%;
    animation: iridescent 10s ease infinite;
}

/* Gradient Text Effect */
.gradient-text.gradient-text-animated {
    background: linear-gradient(270deg, #667eea, #764ba2, #f093fb, #f5576c, #fda085, #fccb90, #d57eeb, #a8edea, #4facfe, #667eea) !important;
    background-size: 2000% 2000% !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    animation: ultraFastTextGradient 0.15s linear infinite !important;
    display: inline-block;
    font-weight: 800;
}

@keyframes ultraFastTextGradient {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 200% 50%;
    }
}

@-webkit-keyframes ultraFastTextGradient {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 200% 50%;
    }
}

/* Advanced Gradient Animations */
@keyframes aurora {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes fluid {
    0% { background-position: 0% 0%; }
    50% { background-position: 100% 100%; }
    100% { background-position: 0% 0%; }
}

@keyframes holographic {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

@keyframes iridescent {
    0%, 100% { 
        background-position: 0% 50%;
        filter: hue-rotate(0deg);
    }
    50% {
        background-position: 100% 50%;
        filter: hue-rotate(30deg);
    }
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Mesh Background Pattern */
.gradient-mesh-bg {
    position: relative;
    overflow: hidden;
}

.gradient-mesh-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 180deg at 50% 50%, 
        rgba(102, 126, 234, 0.1) 0deg,
        rgba(118, 75, 162, 0.1) 60deg,
        rgba(244, 114, 182, 0.1) 120deg,
        rgba(253, 160, 133, 0.1) 180deg,
        rgba(168, 237, 234, 0.1) 240deg,
        rgba(102, 126, 234, 0.1) 360deg);
    animation: rotate 60s linear infinite;
    pointer-events: none;
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.btn-outline-white {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-icon {
    transition: transform 0.2s ease;
}

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

/* Hero Section */
.hero {
    margin-top: 80px;
    padding: 100px 24px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: #fafbfd;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.12) 0%, transparent 60%);
    border-radius: 50%;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    margin-bottom: 24px;
}

.badge-text {
    background: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    color: white;
    padding: 10px 24px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.hero-title {
    font-size: clamp(36px, 5vw, 64px);
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: 24px;
    max-width: 900px;
    letter-spacing: -1px;
}

.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    display: inline-block;
}

.hero-description {
    font-size: 21px;
    color: var(--text-secondary);
    max-width: 700px;
    margin-bottom: 40px;
    line-height: 1.8;
    font-weight: 400;
    letter-spacing: -0.2px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    gap: 60px;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Floating Cards Animation */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
}

.floating-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: absolute;
    animation: float 6s ease-in-out infinite;
    border: 1px solid #e2e8f0;
}

.card-1 {
    right: 0;
    top: -50px;
    animation-delay: 0s;
}

.card-2 {
    right: 100px;
    top: 100px;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.card-header {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 500;
}

.card-content {
    display: flex;
    gap: 8px;
}

.tag {
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
}

.tag-person {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15) 0%, rgba(244, 114, 182, 0.15) 100%);
    color: #667eea;
    font-weight: 600;
}

.tag-location {
    background: linear-gradient(135deg, rgba(244, 114, 182, 0.15) 0%, rgba(217, 70, 239, 0.15) 100%);
    color: #ec4899;
    font-weight: 600;
}

.tag-org {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(102, 126, 234, 0.15) 100%);
    color: #8b5cf6;
    font-weight: 600;
}

.sentiment-bar {
    width: 80px;
    height: 8px;
    border-radius: 4px;
}

.sentiment-bar.positive {
    background: linear-gradient(90deg, #10b981 0%, #34d399 100%);
}

.sentiment-bar.neutral {
    background: linear-gradient(90deg, #fbbf24 0%, #fcd34d 100%);
}

.sentiment-bar.negative {
    background: linear-gradient(90deg, #ef4444 0%, #f87171 100%);
}

/* Features Section */
.features {
    padding: 100px 0;
    background: #ffffff;
}

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

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-description {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    background: #ffffff;
    padding: 32px;
    border-radius: 20px;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #667eea;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.25);
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.3px;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
}

/* Upload Section */
.upload-section {
    padding: 100px 0;
    background: #fafbfd;
}

.upload-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.upload-content {
    text-align: center;
}

.upload-title {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.upload-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.upload-area {
    border: 2px dashed #e2e8f0;
    border-radius: 20px;
    padding: 60px 40px;
    background: #ffffff;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.upload-area:hover {
    border-color: #667eea;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.02) 0%, rgba(244, 114, 182, 0.02) 100%);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.1);
}

.upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.1);
}

.upload-icon {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.upload-text {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.upload-btn-inline {
    background: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    border: none;
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
}

.upload-formats {
    font-size: 14px;
    color: var(--text-secondary);
}

.upload-features {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 32px;
}

.upload-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* Trusted Section */
.trusted {
    padding: 80px 0;
    background: var(--background);
}

.trusted-header {
    text-align: center;
    margin-bottom: 48px;
}

.trusted-title {
    font-size: 16px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.logo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 32px;
    align-items: center;
}

.logo-item {
    display: flex;
    justify-content: center;
}

.logo-placeholder {
    padding: 20px 40px;
    background: var(--background-secondary);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 14px;
    border: 1px solid rgba(232, 236, 241, 0.5);
    transition: all 0.3s ease;
}

.logo-placeholder:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
}

/* CTA Section */
.cta {
    padding: 100px 0;
    background: var(--background);
}

.cta-wrapper {
    text-align: center;
    background: var(--gradient-primary);
    padding: 80px 60px;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(102, 126, 234, 0.25);
    position: relative;
    overflow: hidden;
}

.cta-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        transparent 30%, 
        rgba(255, 255, 255, 0.1) 50%, 
        transparent 70%);
    background-size: 200% 200%;
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { background-position: -100% -100%; }
    100% { background-position: 100% 100%; }
}

.cta-title {
    font-size: 42px;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.cta-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Footer */
.footer {
    background: #fafbfd;
    color: var(--text-primary);
    padding: 80px 0 24px;
    border-top: 1px solid #e2e8f0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 60px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 20px;
    font-weight: 700;
}

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

.footer-tagline {
    color: var(--text-secondary);
    font-size: 14px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 12px;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-column a:hover {
    background: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: var(--text-secondary);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-bottom-links a:hover {
    background: linear-gradient(135deg, #667eea 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    overflow-y: auto;
    padding: 40px 20px;
}

.modal.open {
    display: flex;
}

.modal-content {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: slideUp 0.3s ease;
    margin: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.modal-content.modal-large {
    max-width: 700px;
    max-height: 90vh;
    overflow-y: auto;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 28px;
    color: var(--text-secondary);
    cursor: pointer;
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.modal-close:hover {
    color: var(--text-primary);
    background: var(--background-secondary);
}

.modal-header {
    margin-bottom: 32px;
}

.modal-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.modal-description {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.6;
}

.demo-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 1px solid rgba(232, 236, 241, 0.8);
    border-radius: 10px;
    font-size: 15px;
    font-family: var(--font-primary);
    transition: all 0.2s ease;
    background: var(--background);
    font-weight: 400;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Checkbox Group */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    background: var(--background);
    border-radius: 12px;
    border: 1px solid rgba(232, 236, 241, 0.6);
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    transition: background 0.2s ease;
}

.checkbox-label:hover {
    background: rgba(37, 99, 235, 0.05);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 12px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-text {
    font-size: 14px;
    color: var(--text-primary);
    flex: 1;
}

.form-privacy {
    padding: 16px;
    background: var(--background-secondary);
    border-radius: 8px;
    border-left: 3px solid var(--primary-color);
}

.form-privacy p {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
}

.form-privacy a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.form-privacy a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        gap: 16px;
    }
    
    .nav-link {
        display: none;
    }
    
    .hero {
        padding: 60px 24px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 32px;
    }
    
    .hero-visual {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
    }
    
    /* Modal responsive */
    .modal-content.modal-large {
        padding: 24px;
        width: 95%;
    }
    
    .modal-title {
        font-size: 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .checkbox-group {
        max-height: 200px;
        overflow-y: auto;
    }
}