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

:root {
    /* Colors - Brand */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #06b6d4;

    /* Colors - Semantic */
    --success: #22c55e;
    --success-dark: #10b981;
    --warning: #eab308;
    --danger: #ef4444;

    /* Colors - Neutral */
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --light: #f8fafc;
    --white: #ffffff;

    /* Gradients */
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-blue: linear-gradient(135deg, #3b82f6, var(--primary));
    --gradient-purple: linear-gradient(135deg, var(--secondary), #a855f7);
    --gradient-green: linear-gradient(135deg, var(--success), var(--success-dark));

    /* Shadows */
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-primary: 0 4px 15px rgba(99, 102, 241, 0.4);
    --shadow-primary-lg: 0 6px 20px rgba(99, 102, 241, 0.5);
    --shadow-dark: 0 4px 15px rgba(0, 0, 0, 0.2);
    --shadow-dark-lg: 0 6px 20px rgba(0, 0, 0, 0.3);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 100px;

    /* Spacing (base 4px) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
    --space-30: 120px;

    /* Typography Scale */
    --text-xs: 12px;
    --text-sm: 14px;
    --text-base: 16px;
    --text-lg: 18px;
    --text-xl: 20px;
    --text-2xl: 24px;
    --text-3xl: 32px;
    --text-4xl: 40px;
    --text-5xl: 48px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--text-sm);
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn svg {
    flex-shrink: 0;
}

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--light);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--light);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-large {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

.btn-nav {
    padding: var(--space-2) var(--space-5);
    font-size: var(--text-sm);
}

.btn-link {
    margin-top: var(--space-4);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-5) 0;
    transition: all 0.3s ease;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar.scrolled {
    padding: var(--space-3) 0;
    background: rgba(15, 23, 42, 0.95);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--white);
    text-decoration: none;
}

.logo-icon {
    color: var(--primary);
    font-size: 28px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-links a {
    color: var(--gray-light);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--text-sm);
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--white);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: var(--space-1);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s ease;
}

/* Mobile Menu Active State */
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
.nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px);
    padding: var(--space-6);
    gap: var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-links.mobile-open a {
    font-size: var(--text-base);
    padding: var(--space-3) 0;
}

.nav-links.mobile-open .btn {
    width: 100%;
    justify-content: center;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--space-30) 0 var(--space-20);
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    top: 50%;
    left: 50%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--primary);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease;
}

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

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

.hero-title {
    font-size: clamp(var(--text-4xl), 5vw, 64px);
    font-weight: 800;
    margin-bottom: var(--space-6);
    line-height: 1.1;
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero-subtitle {
    font-size: var(--text-lg);
    color: var(--gray-light);
    margin-bottom: var(--space-8);
    max-width: 500px;
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-cta {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
    animation: fadeInUp 0.6s ease 0.3s backwards;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 28px;
    font-weight: 800;
    color: var(--white);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--gray);
}

.stat-divider {
    width: 1px;
    height: var(--space-10);
    background: rgba(255, 255, 255, 0.2);
}

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

/* Dashboard Preview */
.hero-visual {
    animation: fadeInUp 0.6s ease 0.5s backwards;
}

.dashboard-preview {
    background: var(--dark-light);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.dashboard-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.window-controls {
    display: flex;
    gap: var(--space-2);
}

.control {
    width: var(--space-3);
    height: var(--space-3);
    border-radius: 50%;
}

.control.red { background: var(--danger); }
.control.yellow { background: var(--warning); }
.control.green { background: var(--success); }

.dashboard-title {
    font-size: var(--text-sm);
    color: var(--gray);
}

.dashboard-content {
    padding: var(--space-5);
}

.chart-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.chart-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: var(--space-4);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3);
    font-size: var(--text-sm);
    color: var(--gray-light);
}

.chart-badge {
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.chart-badge.positive {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: var(--space-2);
    height: var(--space-20);
}

.bar {
    flex: 1;
    background: linear-gradient(to top, var(--primary), var(--secondary));
    border-radius: 4px 4px 0 0;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.bar.active {
    opacity: 1;
}

.chart-line {
    height: 60px;
}

.chart-line svg {
    width: 100%;
    height: 100%;
}

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

.metric {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
}

.metric-icon {
    width: var(--space-10);
    height: var(--space-10);
    border-radius: var(--radius-sm);
}

.metric-icon.blue { background: var(--gradient-blue); }
.metric-icon.purple { background: var(--gradient-purple); }
.metric-icon.green { background: var(--gradient-green); }

.metric-value {
    display: block;
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--white);
}

.metric-label {
    font-size: var(--text-xs);
    color: var(--gray);
}

/* Features Section */
.features {
    padding: var(--space-30) 0;
    background: linear-gradient(180deg, var(--dark) 0%, var(--dark-light) 100%);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--space-16);
}

.section-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
    margin-bottom: var(--space-4);
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.feature-card {
    padding: var(--space-8);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-5);
}

.feature-icon svg {
    stroke: var(--white);
}

.feature-card h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
    color: var(--white);
}

.feature-card p {
    font-size: var(--text-sm);
    color: var(--gray-light);
    line-height: 1.7;
}

/* About Section */
.about-section {
    padding: var(--space-30) 0;
    background: var(--dark);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.about-content p {
    color: var(--gray-light);
    margin-bottom: var(--space-4);
    font-size: var(--text-base);
    line-height: 1.8;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: var(--space-6);
}

.about-stats {
    display: flex;
    gap: var(--space-10);
    margin-top: var(--space-8);
}

.about-stat {
    display: flex;
    flex-direction: column;
}

.about-stat-number {
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
}

.about-stat-label {
    font-size: var(--text-sm);
    color: var(--gray);
}

.about-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    text-align: center;
}

.about-card-icon {
    width: var(--space-20);
    height: var(--space-20);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: var(--radius-xl);
    margin: 0 auto var(--space-6);
}

.about-card-icon svg {
    stroke: var(--white);
}

.about-card h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
    color: var(--white);
}

.about-card p {
    color: var(--gray-light);
    line-height: 1.7;
}

/* Values Grid */
.values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    margin-top: var(--space-5);
    text-align: left;
}

.value-item {
    display: grid;
    grid-template-columns: var(--space-6) 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-1) var(--space-2);
}

.value-item .value-icon {
    color: var(--primary);
    font-size: var(--text-lg);
    grid-row: 1 / 3;
    align-self: start;
    padding-top: 2px;
}

.value-item strong {
    color: var(--white);
    font-size: var(--text-sm);
    grid-column: 2;
}

.value-item span:last-child {
    color: var(--gray-light);
    font-size: var(--text-sm);
    grid-column: 2;
}

/* Pricing Section */
.pricing-section {
    padding: var(--space-30) 0;
    background: linear-gradient(180deg, var(--dark-light) 0%, var(--dark) 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-5);
}

.pricing-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.3);
}

.pricing-card.featured {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--white);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
}

.pricing-header {
    margin-bottom: var(--space-6);
}

.pricing-header h3 {
    font-size: var(--text-2xl);
    color: var(--white);
    margin-bottom: var(--space-2);
}

.pricing-header p {
    color: var(--gray);
    font-size: var(--text-sm);
}

.pricing-price {
    margin-bottom: var(--space-6);
    display: flex;
    align-items: baseline;
    gap: var(--space-1);
}

.price-currency {
    font-size: var(--text-xl);
    color: var(--gray-light);
}

.price-value {
    font-size: var(--text-5xl);
    font-weight: 800;
    color: var(--white);
}

.price-period {
    font-size: var(--text-base);
    color: var(--gray);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-8);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    color: var(--gray-light);
    font-size: var(--text-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features svg {
    stroke: var(--primary);
    flex-shrink: 0;
}

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

/* Contact Section */
.contact-section {
    padding: var(--space-30) 0;
    background: var(--dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: var(--space-4);
}

.contact-info > p {
    color: var(--gray-light);
    margin-bottom: var(--space-8);
    font-size: var(--text-base);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.contact-icon {
    width: var(--space-12);
    height: var(--space-12);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-icon svg {
    stroke: var(--primary);
}

.contact-method h4 {
    font-size: var(--text-base);
    color: var(--white);
    margin-bottom: var(--space-1);
}

.contact-method a,
.contact-method p {
    color: var(--gray-light);
    text-decoration: none;
    font-size: var(--text-sm);
}

.contact-method a:hover {
    color: var(--primary);
}

.contact-form-wrapper {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--white);
}

.form-group input,
.form-group textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    color: var(--white);
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray);
}

.form-group textarea {
    resize: vertical;
    min-height: var(--space-30);
}

/* CTA Section */
.cta-section {
    padding: var(--space-30) 0;
    background: var(--gradient);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
    margin-bottom: var(--space-4);
    color: var(--white);
}

.cta-content p {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
}

.cta-section .btn-primary {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-dark);
}

.cta-section .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-dark-lg);
}

/* Footer */
.footer {
    padding: var(--space-20) 0 var(--space-10);
    background: var(--dark);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--space-16);
    margin-bottom: var(--space-16);
}

.footer-brand p {
    margin-top: var(--space-4);
    color: var(--gray);
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-10);
}

.footer-column h4 {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--space-5);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-column a {
    display: block;
    color: var(--gray);
    text-decoration: none;
    font-size: var(--text-sm);
    margin-bottom: var(--space-3);
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: var(--space-10);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: var(--gray);
    font-size: var(--text-sm);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        max-width: 600px;
        margin: 0 auto;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-content .section-title {
        text-align: center;
    }

    .about-stats {
        justify-content: center;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    .pricing-card.featured {
        transform: none;
    }

    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }

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

    .contact-info .section-title {
        text-align: center;
    }

    .contact-info > p {
        text-align: center;
    }

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

@media (max-width: 900px) {
    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-links.mobile-open {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

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

    .hero {
        padding: var(--space-30) 0 var(--space-16);
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-5);
    }

    .stat-divider {
        display: none;
    }

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

    .chart-row {
        grid-template-columns: 1fr;
    }

    .metrics-row {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

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