/**
 * CloudLens AI - Landing Page Styles
 * Modern scroll-reveal animations matching existing theme
 */

/* ========================================
   Base Styles
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    overflow-x: hidden;
}

/* Spinner animation for OAuth loading */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

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

/* ========================================
   Navigation
   ======================================== */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-bg-card);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.landing-nav.scrolled {
    box-shadow: var(--glass-shadow);
    background: rgba(10, 11, 15, 0.95);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-logo {
    height: 32px;
    width: auto;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.btn-primary {
    padding: 0.625rem 1.5rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.3);
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 2rem 4rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
    z-index: 0;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

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

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

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

.btn-hero-primary,
.btn-hero-secondary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-hero-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(99, 102, 241, 0.4);
}

.btn-hero-secondary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--color-text-primary);
    backdrop-filter: blur(10px);
}

.btn-hero-secondary:hover {
    background: var(--glass-bg);
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-top: 0.25rem;
}

/* Hero Visual - Floating Cards */
.hero-visual {
    position: relative;
    height: 500px;
}

.floating-card {
    position: absolute;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--glass-shadow);
    animation: float 3s ease-in-out infinite;
}

.card-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    right: 10%;
    animation-delay: 1s;
}

.card-3 {
    bottom: 10%;
    left: 20%;
    animation-delay: 2s;
}

.card-icon {
    font-size: 2rem;
}

.card-text {
    font-size: 1rem;
    font-weight: 600;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* ========================================
   Section Common Styles
   ======================================== */
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 6rem 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Features Section
   ======================================== */
.features-section {
    background: linear-gradient(180deg, transparent 0%, var(--color-bg-secondary) 50%, transparent 100%);
}

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

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.2);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
    border-radius: 12px;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.feature-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 0.5rem 0;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
}

.feature-list li:before {
    content: "✓";
    color: var(--color-success);
    font-weight: bold;
    margin-right: 0.75rem;
}

/* ========================================
   Providers Section
   ======================================== */
.providers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.provider-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.provider-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
}

.provider-logo {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.provider-logo img {
    max-height: 60px;
    max-width: 200px;
    filter: brightness(0) invert(1);
}

[data-theme="light"] .provider-logo img {
    filter: none;
}

.provider-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.provider-status {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.provider-status.available {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.provider-status.coming-soon {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
}

.provider-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.provider-features {
    list-style: none;
    text-align: left;
    padding: 0;
}

.provider-features li {
    padding: 0.5rem 0;
    color: var(--color-text-secondary);
}

.provider-features li:before {
    content: "•";
    color: var(--color-primary);
    font-weight: bold;
    margin-right: 0.75rem;
}

/* ========================================
   Pricing Section
   ======================================== */
.pricing-section {
    background: linear-gradient(180deg, transparent 0%, var(--color-bg-secondary) 50%, transparent 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card.featured {
    border-color: var(--color-primary);
    transform: scale(1.05);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.3);
}

.pricing-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.pricing-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.pricing-badge.popular {
    background: var(--gradient-primary);
    border: none;
    color: white;
}

.pricing-badge.best-value {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.pricing-price {
    margin-bottom: 0.5rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-credits {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
    text-align: left;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
}

.check-icon {
    color: var(--color-success);
    font-weight: bold;
    margin-right: 0.75rem;
}

.btn-pricing {
    width: 100%;
    padding: 1rem 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--color-text-primary);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-pricing.primary {
    background: var(--gradient-primary);
    border: none;
}

.btn-pricing:hover {
    transform: translateY(-3px);
    border-color: var(--color-primary);
}

.pricing-note {
    text-align: center;
    margin-top: 3rem;
    color: var(--color-text-secondary);
    font-size: 1rem;
}

/* ========================================
   About Section
   ======================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.about-stats-grid {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.about-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
}

.stat-icon {
    font-size: 2rem;
}

.stat-info {
    flex: 1;
}

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

.about-visual {
    display: grid;
    gap: 1.5rem;
}

.about-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    backdrop-filter: blur(10px);
}

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

.about-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 4rem 3rem;
    backdrop-filter: blur(20px);
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1.25rem 3rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.4);
}

/* ========================================
   Footer
   ======================================== */
.landing-footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 2rem 2rem;
}

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

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-logo {
    height: 32px;
    width: auto;
}

.footer-brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-description {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-top: 0.5rem;
}

.footer-powered-by {
    margin-top: 1rem;
}

.footer-powered-by h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tech-badges {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.tech-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.tech-badge:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-accent-primary);
    transform: translateY(-2px);
}

.tech-logo {
    width: 24px;
    height: 24px;
    object-fit: contain;
    flex-shrink: 0;
}

.tech-badge span {
    font-size: 0.85rem;
    color: var(--color-text-primary);
    font-weight: 500;
}

.footer-tagline {
    color: var(--color-text-secondary);
}

.footer-links {
    display: contents;
}

.footer-column h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-column a {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-email,
.footer-location {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.footer-email:hover {
    color: var(--color-accent-primary);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-bottom-content {
    text-align: center;
}

.footer-bottom-content p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ========================================
   Scroll Reveal Animations
   ======================================== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.delay-1 {
    transition-delay: 0.2s;
}

.scroll-reveal.delay-2 {
    transition-delay: 0.4s;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.fade-in-up.delay-1 {
    animation-delay: 0.2s;
}

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

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

    .hero-content {
        max-width: 100%;
    }

    .hero-visual {
        display: none;
    }

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

    .about-content {
        grid-template-columns: 1fr;
    }

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

    .footer-brand-section {
        grid-column: 1 / -1;
    }

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

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

    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

    .btn-hero-primary,
    .btn-hero-secondary {
        width: 100%;
        justify-content: center;
    }

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

    .footer-brand-section {
        grid-column: 1;
    }

    .tech-badges {
        grid-template-columns: 1fr;
    }

    .footer-bottom-content {
        text-align: center;
    }
}