/* landing.css - Premium Dark Theme with Neon Accents for Landing Page */

:root {
    --bg-color: #0d0f1a;
    --card-bg: rgba(22, 25, 43, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-dim: #64748b;
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    --accent-glow: rgba(59, 130, 246, 0.3);
    --danger: #ef4444;
    --danger-glow: rgba(239, 68, 68, 0.3);
    --success: #10b981;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* 3D Canvas Background */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    opacity: 0.6;
}

/* Gradient Orbs */
.bg-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -2;
    opacity: 0.5;
    animation: float 20s infinite ease-in-out alternate;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--accent-blue);
    top: -10%;
    left: -10%;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-purple);
    bottom: 10%;
    right: -10%;
}

@keyframes float {
    0% {
        transform: translateY(0px) scale(1);
    }

    100% {
        transform: translateY(50px) scale(1.1);
    }
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(13, 15, 26, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    transition: all 0.3s ease;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(90deg, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: #fff;
}

.btn-launch-nav {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--accent-blue);
    color: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s;
    box-shadow: 0 0 15px var(--accent-glow);
}

.btn-launch-nav:hover {
    background: var(--accent-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px var(--accent-glow);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
    padding-top: 80px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    max-width: 900px;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 40px;
}

.cta-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    color: white;
    text-decoration: none;
    padding: 16px 36px;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.4);
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(139, 92, 246, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: white;
    text-decoration: none;
    padding: 16px 36px;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

/* Base Content Sections for SEO */
.content-section {
    padding: 100px 5%;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.section-subtitle {
    color: var(--accent-blue);
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 10px;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px 30px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Long Form Text container for SEO */
.article-container {
    background: rgba(13, 15, 26, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 60px;
    backdrop-filter: blur(10px);
    margin-top: 40px;
}

.article-container h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.article-container h3 {
    font-size: 1.4rem;
    margin-top: 40px;
    margin-bottom: 15px;
    color: white;
}

.article-container p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.05rem;
    line-height: 1.8;
}

.article-container ul {
    margin-bottom: 30px;
    padding-left: 20px;
    color: var(--text-secondary);
}

.article-container li {
    margin-bottom: 10px;
    line-height: 1.7;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 60px 5% 30px;
    background: #080a12;
    margin-top: 80px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col {
    flex: 1;
    min-width: 250px;
}

.footer-col p {
    color: var(--text-dim);
    margin-top: 15px;
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    color: var(--text-dim);
    font-size: 0.85rem;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        /* Hide standard links on mobile to save space */
    }

    .article-container {
        padding: 30px 20px;
    }
}