/* ===================================
   LANDING PAGE STYLES
   Professional dark theme landing
   =================================== */

/* Hero Section */
.landing-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: linear-gradient(135deg, #0f1419 0%, #1a1f2e 50%, #0f1419 100%);
    position: relative;
    overflow: hidden;
}

.landing-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 10, 84, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(147, 51, 234, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero-logo {
    font-size: 6rem;
    margin-bottom: var(--spacing-lg);
    animation: float 3s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, #fff 0%, #ff0a54 50%, #9333ea 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-button {
    padding: 1.25rem 3rem;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-lg);
}

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

.cta-primary:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(255, 10, 84, 0.4);
}

.cta-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.cta-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-4px);
}

/* Features Section */
.landing-features {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--color-bg-secondary);
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-tertiary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.feature-card {
    background: rgba(26, 31, 46, 0.6);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    display: block;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

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

/* How It Works Section */
.landing-how-it-works {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.steps-container {
    max-width: 1000px;
    margin: 0 auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.step-card {
    text-align: center;
    padding: var(--spacing-xl);
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.step-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.step-description {
    color: var(--color-text-tertiary);
}

/* CTA Section */
.landing-cta {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--color-bg-secondary);
    text-align: center;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(255, 10, 84, 0.1) 0%, rgba(147, 51, 234, 0.1) 100%);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
}

/* Footer */
.landing-footer {
    padding: var(--spacing-2xl) var(--spacing-lg);
    background: var(--color-bg-primary);
    border-top: 1px solid var(--color-border-primary);
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.footer-links {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.footer-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-copyright {
    width: 100%;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border-primary);
    color: var(--color-text-tertiary);
    font-size: var(--text-sm);
}

/* Navigation for Landing */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(15, 20, 25, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border-primary);
    transition: all var(--transition-base);
}

.landing-nav.scrolled {
    background: rgba(15, 20, 25, 0.95);
    box-shadow: var(--shadow-md);
}

.landing-nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.landing-nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.landing-nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
}

.nav-btn-ghost {
    color: white;
    background: transparent;
}

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

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

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

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

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-logo {
        font-size: 4rem;
    }

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

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

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

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .landing-nav-container {
        flex-wrap: wrap;
    }

    .landing-nav-actions {
        width: 100%;
        justify-content: center;
        margin-top: var(--spacing-sm);
    }
}

/* Stats Section */
.stats-section {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    flex-wrap: wrap;
    margin-top: var(--spacing-3xl);
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    color: var(--color-text-tertiary);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}