/* Premium Clean Design for Alma AI */

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

:root {
    /* Clean color palette */
    --primary-dark: #0a0a0a;
    --primary-darker: #000000;
    --secondary-dark: #1a1a1a;
    --accent-purple: #8B5CF6;
    --accent-blue: #3B82F6;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.12);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8B5CF6 0%, #3B82F6 100%);
    --gradient-subtle: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation - Clean and minimal */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    border-bottom-color: var(--border-light);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 48px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 12px 24px;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.3);
}

/* Hero Section - Clean and impactful */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    background: radial-gradient(ellipse at center, rgba(139, 92, 246, 0.05) 0%, var(--primary-dark) 70%);
    padding: 120px 0 60px;
    overflow: hidden;
}

/* Video Background */
.hero-video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.hero-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.7);
    background: radial-gradient(ellipse at center, rgba(10, 10, 10, 0.6) 0%, rgba(10, 10, 10, 0.85) 70%);
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-subtle);
    border-radius: 50px;
    margin-bottom: 32px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-badge-icon {
    width: 16px;
    height: 16px;
    color: var(--accent-purple);
}

.hero-title {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

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

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 64px;
    margin-bottom: 48px;
}

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

.hero-stat-number {
    display: block;
    font-size: 40px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.hero-stat-label {
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 80px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-light);
    transform: translateY(-1px);
}

.trust-brands {
    text-align: center;
}

.trust-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
    font-weight: 500;
}

.brands-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    opacity: 0.6;
}

.brand-logo {
    height: 32px;
    width: auto;
    filter: grayscale(100%) brightness(0.7);
    transition: all 0.3s ease;
}

.brand-logo:hover {
    filter: grayscale(0%) brightness(1);
    opacity: 1;
}

/* Value Proposition Section */
.value-section {
    padding: 120px 0;
    background: var(--secondary-dark);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.comparison-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.comparison-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 40px;
    position: relative;
    transition: all 0.3s ease;
}

.comparison-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-light);
    transform: translateY(-4px);
}

.comparison-card.featured {
    border-color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.04);
}

.comparison-card.featured::before {
    content: 'Recommended';
    position: absolute;
    top: -12px;
    left: 40px;
    background: var(--gradient-primary);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon.negative {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.card-icon.positive {
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
}

.card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-list {
    list-style: none;
    space-y: 12px;
}

.comparison-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--text-secondary);
}

.comparison-list li::before {
    content: '•';
    color: var(--text-muted);
}

/* How it Works Section */
.process-section {
    padding: 120px 0;
    background: var(--primary-dark);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    margin-top: 80px;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 32px;
    right: -24px;
    width: 48px;
    height: 2px;
    background: var(--border-subtle);
}

.process-step:last-child::after {
    display: none;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-size: 20px;
    font-weight: 700;
    color: white;
    margin-bottom: 24px;
}

.step-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Services Section */
.services-section {
    padding: 120px 0;
    background: var(--secondary-dark);
    position: relative;
    overflow: hidden;
}

/* Services Video Background */
.services-video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.services-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.services-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 26, 0.9);
    background: linear-gradient(180deg, rgba(26, 26, 26, 0.85) 0%, rgba(26, 26, 26, 0.95) 100%);
}

.services-section .container {
    position: relative;
    z-index: 1;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-top: 80px;
}

.service-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
}

.service-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-light);
    transform: translateY(-4px);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--accent-purple);
}

.service-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 0;
    color: var(--text-secondary);
    font-size: 14px;
}

.service-features li::before {
    content: '•';
    color: var(--accent-purple);
    font-weight: 700;
}

/* Portfolio Section */
.showcase-section {
    padding: 120px 0;
    background: var(--primary-dark);
}

.portfolio-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 40px 0 60px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 24px;
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover,
.tab-btn.active {
    background: var(--accent-purple);
    border-color: var(--accent-purple);
    color: white;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.showcase-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 1;
}

.showcase-item.hidden {
    display: none;
}

.showcase-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-light);
    transform: translateY(-4px);
}

.showcase-video {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--primary-darker);
    overflow: hidden;
}

.showcase-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.showcase-image {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--primary-darker);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    color: var(--text-secondary);
}

.placeholder-content svg {
    opacity: 0.6;
}

.placeholder-content span {
    font-weight: 500;
    font-size: 16px;
}

.showcase-info {
    padding: 24px;
}

.showcase-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-purple);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
}

.showcase-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.showcase-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 16px;
}

.showcase-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    padding: 4px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
}

/* Pricing Section */
.pricing-section {
    padding: 120px 0;
    background: var(--primary-dark);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 80px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-light);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.04);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-plan {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.pricing-description {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 32px;
}

.price-currency {
    color: var(--accent-purple);
    display: inline-flex;
    align-items: center;
    margin-right: 4px;
}

.price-currency svg {
    width: 28px;
    height: 24px;
    vertical-align: middle;
}

.price-amount {
    font-size: 48px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.price-period {
    color: var(--text-muted);
    font-size: 16px;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--text-secondary);
}

.pricing-features li::before {
    content: '✓';
    color: #22c55e;
    font-weight: 700;
}

/* CTA Section */
.cta-section {
    padding: 120px 0;
    background: var(--secondary-dark);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.cta-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 48px;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
}

/* Contact Section */
.contact-section {
    padding: 120px 0;
    background: var(--primary-dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.contact-form {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 40px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-purple);
    background: rgba(255, 255, 255, 0.06);
}

/* Footer */
.footer {
    background: var(--primary-darker);
    border-top: 1px solid var(--border-subtle);
    padding: 60px 0 32px;
    text-align: center;
}

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

/* Responsive Design */
/* Tablet - 4 to 2 columns for pricing */
@media (max-width: 1200px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 1024px) {
    .comparison-cards,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .process-step::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 32px;
    }
    
    .hero-cta,
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    /* Mobile video background optimization */
    .hero-video-overlay {
        background: rgba(10, 10, 10, 0.8);
    }
    
    .brands-grid {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .showcase-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
}