:root {
    --bg-dark: #06040e;
    --card-bg: rgba(15, 11, 28, 0.6);
    --border-purple: rgba(147, 51, 234, 0.25);
    --text-main: #ffffff;
    --text-muted: #94a3b8;
    --accent-purple: #8b5cf6;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Arimo", sans-serif;
    scroll-behavior: smooth; 
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    background: rgba(6, 4, 14, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 2000;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 1px;
}

.brand-icon {
    color: var(--accent-purple);
    filter: drop-shadow(0 0 8px var(--accent-purple));
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin: 0 20px;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-auth {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-login-nav {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.btn-register-nav {
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid var(--border-purple);
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-register-nav:hover {
    background: var(--accent-purple);
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.4);
}

.hero-section {
    padding: 180px 8% 100px 8%;
    display: flex;
    justify-content: center;
    text-align: center;
    background: radial-gradient(circle at 50% -20%, rgba(139, 92, 246, 0.15) 0%, rgba(6, 4, 14, 0) 60%);
}

.hero-content {
    max-width: 800px;
}

.badge-new {
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.3);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    color: #a855f7;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 24px;
}

.hero-content h1 {
    font-size: 46px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.purple-text {
    background: linear-gradient(135deg, #a855f7 0%, #d946ef 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 40px;
}

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

.btn-cta {
    background: linear-gradient(135deg, #8b5cf6 0%, #d946ef 100%);
    color: #fff;
    text-decoration: none;
    padding: 14px 32px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 25px rgba(139, 92, 246, 0.4);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.02);
    color: #fff;
    text-decoration: none;
    padding: 14px 32px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 15px;
    transition: background 0.2s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
}

.features-section {
    padding: 100px 8%;
}

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

.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 15px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-purple);
    border-radius: 24px;
    padding: 40px 30px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(147, 51, 234, 0.4);
    box-shadow: 0 10px 30px rgba(147, 51, 234, 0.1);
}

.feature-icon {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 24px;
}

.purple-bg { background: rgba(139, 92, 246, 0.15); color: #a855f7; }
.blue-bg { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
.magenta-bg { background: rgba(236, 72, 153, 0.15); color: #ec4899; }

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
}

.main-footer {
    text-align: center;
    padding: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 13px;
}