/* 
 * Landing Page Styles
 * Modern, Glassmorphism, Animations
 */

.landing-container {
    position: relative;
    min-height: 100vh;
    background: #0f172a;
    color: #f8fafc;
    overflow-x: hidden;
    z-index: 100;
}

.landing-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.landing-gradient {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
}

/* Texture & Grid Overlay */
.landing-bg::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.04;
    pointer-events: none;
}

.landing-bg::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(circle at center, black, transparent 90%);
    opacity: 0.5;
    pointer-events: none;
    animation: gridMove 60s linear infinite;
}

@keyframes gridMove {
    from { background-position: 0 0; }
    to { background-position: 60px 60px; }
}

.landing-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* Nav */
.landing-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-xl) 0;
}

.landing-logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 1.25rem;
    font-weight: 700;
}

.landing-logo img {
    width: 32px;
    height: 32px;
}

.landing-nav-actions {
    display: flex;
    gap: var(--space-md);
}

/* Hero */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 100px 0;
    gap: var(--space-2xl);
}

.hero-text {
    flex: 1;
    max-width: 600px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: var(--space-lg);
}

.hero-text h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    font-weight: 800;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
}

/* Mockup Visual */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
}

.mockup-card {
    width: 380px;
    height: 500px;
    padding: 0;
    overflow: hidden;
    transform: perspective(1000px) rotateY(-15deg) rotateX(10deg);
    box-shadow: 0 50px 100px rgba(0,0,0,0.5);
    background: rgba(30, 41, 59, 0.4);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

.mockup-header {
    height: 40px;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 8px;
}

.mockup-header .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
}

.mockup-body {
    padding: 24px;
}

.mockup-line {
    height: 12px;
    background: rgba(255,255,255,0.05);
    border-radius: 6px;
    margin-bottom: 16px;
}

.mockup-line.title { width: 40%; background: var(--primary); margin-bottom: 32px; }
.mockup-line.long { width: 90%; }
.mockup-line.med { width: 70%; }

.mockup-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
    margin-bottom: 32px;
}

.mockup-item {
    height: 80px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 8px;
}

/* Features */
.features {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    padding: var(--space-2xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 24px;
    backdrop-filter: blur(8px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-xl);
}

.feature-card h3 {
    margin-bottom: var(--space-md);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Footer */
.landing-footer {
    padding: 60px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

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

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

/* Newsletter Section */
.newsletter-section {
    margin: 80px auto 40px;
    max-width: 900px;
    padding: var(--space-2xl);
    text-align: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 32px;
    backdrop-filter: blur(20px);
}

.newsletter-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    font-weight: 800;
}

.newsletter-content p {
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    font-size: 1.1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.newsletter-form {
    display: flex;
    gap: var(--space-md);
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form .form-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 12px 20px;
    color: white;
    font-family: inherit;
    transition: border-color 0.2s;
}

.newsletter-form .form-input:focus {
    outline: none;
    border-color: var(--primary);
}

.newsletter-form .btn {
    white-space: nowrap;
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.powered-by {
    font-size: 0.8rem;
    opacity: 0.6;
    font-weight: 500;
    color: var(--primary-light);
}

/* Auth Back Button */
.btn-back-landing {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: white;
    padding: 8px 16px;
    border-radius: 100px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    z-index: 10;
}

.btn-back-landing:hover {
    background: rgba(255,255,255,0.1);
    transform: translateX(-5px);
}

/* Animations */
.animate-fade-in { animation: fadeIn 1s ease-out; }
.animate-slide-up { animation: slideUp 0.8s ease-out forwards; opacity: 0; }
.animate-float { animation: float 6s ease-in-out infinite; }

@keyframes float {
    0%, 100% { transform: translateY(0) perspective(1000px) rotateY(-15deg) rotateX(10deg); }
    50% { transform: translateY(-20px) perspective(1000px) rotateY(-15deg) rotateX(10deg); }
}

@media (max-width: 992px) {
    .hero { flex-direction: column; text-align: center; padding: 60px 0; }
    .hero-visual { display: none; }
    .hero-actions { justify-content: center; }
}

@media (max-width: 480px) {
    .hero-actions { flex-direction: column; }
    .landing-nav-actions { display: none; }
}