:root {
    /* Light Theme (Default) */
    --bg-color: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --primary: #00BCD4;
    --primary-hover: #00acc1;
    --accent: #FF6B6B;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
    /* Dark Theme */
    --bg-color: #0f172a;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --primary: #00BCD4;
    --primary-hover: #00acc1;
    --accent: #FF6B6B;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Background Blobs for Modern Aesthetic */
.blob-bg {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary) 0%, rgba(139, 92, 246, 0) 70%);
    top: -200px;
    left: -200px;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    z-index: -1;
    animation: float 10s ease-in-out infinite;
}

.blob-2 {
    background: radial-gradient(circle, var(--accent) 0%, rgba(236, 72, 153, 0) 70%);
    top: 20%;
    right: -200px;
    left: auto;
    animation-delay: -5s;
}

@keyframes float {
    0% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(30px) scale(1.05); }
    100% { transform: translateY(0px) scale(1); }
}

/* Typography & Utilities */
h1, h2, h3, h4 {
    font-weight: 800;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 32px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: white;
    padding: 12px 24px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(139, 92, 246, 0.3);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a:not(.btn-primary) {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.nav-links a:not(.btn-primary):hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 80px 5%;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 80vh;
}

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

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    color: var(--primary);
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 24px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
}

.mockup {
    width: 350px;
    transform: rotate(5deg);
    transition: transform 0.5s ease;
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
}

.mockup:hover {
    transform: rotate(0deg) scale(1.05);
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--glass-border);
}

.mockup-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    transition: background 0.3s ease;
}

.mockup-item:hover {
    background: rgba(255, 255, 255, 0.08);
}

.avatar {
    width: 48px;
    height: 48px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.info h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.date {
    margin-left: auto;
    font-weight: 600;
    color: var(--accent);
}

/* Features */
.features {
    padding: 100px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 64px;
}

.section-title h2 {
    font-size: 3rem;
    margin-bottom: 16px;
}

.section-title p {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.icon-box {
    width: 64px;
    height: 64px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 24px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.feature-card p {
    color: var(--text-secondary);
}

/* Footer */
.footer {
    border-top: 1px solid var(--glass-border);
    padding: 40px 5%;
    margin-top: 100px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

/* Responsive */
@media (max-width: 900px) {
    .hero {
        flex-direction: column;
        text-align: center;
        gap: 64px;
        padding-top: 40px;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .cta-group {
        display: flex;
        justify-content: center;
    }
    
    .nav-links a:not(.btn-primary) {
        display: none;
    }
    
    .nav-links .btn-primary {
        padding: 8px 16px;
        font-size: 0.9rem;
        white-space: nowrap;
    }
}