/* EVOLUTIACLOUD - DARK THEME */
:root {
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --success: #10b981;
}

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* NAVBAR */
nav {
    background-color: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 1px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 20px;
    transition: color 0.3s;
}

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

.btn-login {
    background-color: var(--accent);
    color: white !important;
    padding: 8px 16px;
    border-radius: 6px;
}

/* HERO SECTION */
.hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 1rem;
    background: radial-gradient(circle at center, #1e293b 0%, #0f172a 70%);
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

p.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: transform 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
}

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

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--text-muted);
    color: var(--text-muted);
}

/* FEATURES GRID */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.05);
}

.card h3 {
    color: var(--accent);
}

/* FOOTER */
footer {
    text-align: center;
    padding: 2rem;
    background-color: var(--card-bg);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.status-indicator {
    display: inline-block;
    width: 10px;
    height: 10px;
    background-color: var(--success);
    border-radius: 50%;
    margin-right: 5px;
}