/* ===== CSS Variables ===== */
:root {
    --primary: #fe2c55;
    --primary-dark: #e91e4b;
    --secondary: #25f4ee;
    --dark: #121212;
    --dark-light: #1a1a1a;
    --gray: #8a8a8a;
    --light: #f1f1f2;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, #fe2c55 0%, #ff6b6b 50%, #25f4ee 100%);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.2);
    --radius: 16px;
    --radius-sm: 8px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--dark);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(18, 18, 18, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
}

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

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

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

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 120px 24px 80px;
    max-width: 1200px;
    margin: 0 auto;
    gap: 60px;
}

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

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(254, 44, 85, 0.15);
    border: 1px solid rgba(254, 44, 85, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

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

.hero-description {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(254, 44, 85, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Hero Visual */
.hero-visual {
    flex: 1;
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: 20px 28px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    box-shadow: var(--shadow);
    animation: float 3s ease-in-out infinite;
}

.card-icon {
    font-size: 1.5rem;
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 45%;
    right: 5%;
    animation-delay: 0.5s;
}

.card-3 {
    bottom: 15%;
    left: 20%;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ===== Features Section ===== */
.features {
    padding: 100px 0;
    background: var(--dark-light);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    font-size: 1.125rem;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius);
    padding: 32px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(254, 44, 85, 0.3);
    box-shadow: var(--shadow-sm);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--gray);
    line-height: 1.7;
}

/* ===== How It Works Section ===== */
.how-it-works {
    padding: 100px 0;
}

.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.step {
    text-align: center;
    max-width: 280px;
    padding: 40px 24px;
    background: var(--dark-light);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.step p {
    color: var(--gray);
}

.step-arrow {
    font-size: 2rem;
    color: var(--primary);
}

/* ===== Contact Section ===== */
.contact {
    padding: 100px 0;
    background: var(--dark-light);
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.contact-card {
    text-align: center;
    padding: 40px 60px;
    background: var(--dark);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 16px;
}

.contact-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.contact-card p {
    color: var(--gray);
}

/* ===== Footer ===== */
.footer {
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--gray);
    margin-top: 16px;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray);
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    color: var(--white);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--gray);
    font-size: 0.875rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .nav-links {
        display: none;
    }
    
    .steps {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand p {
        margin: 16px auto 0;
    }
}