/* EVEILIA - CSS Principal */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Exo+2:wght@300;400;500;600;700&display=swap');

:root {
    --color-bg-darkest: #030308;
    --color-bg-dark: #0a0a0f;
    --color-bg-medium: #12121a;
    --color-bg-light: #1a1a25;
    --color-cyan: #00f0ff;
    --color-purple: #8b5cf6;
    --color-magenta: #f0abfc;
    --color-green: #00ff88;
    --color-text: #e4e4e7;
    --color-text-muted: #a1a1aa;
    --color-text-dim: #71717a;
    --gradient-main: linear-gradient(135deg, var(--color-cyan) 0%, var(--color-purple) 50%, var(--color-magenta) 100%);
    --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Exo 2', sans-serif;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg-darkest);
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(ellipse at 20% 20%, rgba(0,240,255,0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, rgba(139,92,246,0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

.text-gradient { background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.text-cyan { color: var(--color-cyan); }
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }

a { color: var(--color-cyan); text-decoration: none; transition: 0.2s; }
a:hover { color: var(--color-magenta); }

.container { width: 100%; max-width: 1400px; margin: 0 auto; padding: 0 var(--space-lg); }
.section { padding: var(--space-2xl) 0; }
.grid { display: grid; gap: var(--space-lg); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1024px) { .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-4, .grid-3 { grid-template-columns: 1fr; } }

.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: var(--space-sm);
    padding: 0.75rem 1.5rem; font-family: var(--font-display); font-size: 0.875rem; font-weight: 500;
    letter-spacing: 0.05em; text-transform: uppercase; border: none; border-radius: var(--radius-md);
    cursor: pointer; transition: 0.25s; position: relative; overflow: hidden;
}
.btn-primary { background: var(--gradient-main); color: var(--color-bg-darkest); box-shadow: 0 0 20px rgba(0,240,255,0.5); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 30px rgba(0,240,255,0.6); }
.btn-secondary { background: transparent; color: var(--color-cyan); border: 1px solid var(--color-cyan); }
.btn-secondary:hover { background: rgba(0,240,255,0.1); }
.btn-ghost { background: rgba(255,255,255,0.05); color: var(--color-text); border: 1px solid rgba(255,255,255,0.1); }
.btn-ghost:hover { background: rgba(255,255,255,0.1); }
.btn-lg { padding: 1rem 2rem; font-size: 1rem; }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.75rem; }

.card {
    background: var(--gradient-card); background-color: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-lg);
    padding: var(--space-xl); transition: 0.25s;
}
.card:hover { border-color: rgba(0,240,255,0.3); transform: translateY(-4px); }

.form-group { margin-bottom: var(--space-lg); }
.form-label { display: block; margin-bottom: var(--space-sm); font-family: var(--font-display); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text-muted); }
.form-input, .form-select {
    width: 100%; padding: 0.875rem 1rem; font-family: var(--font-body); font-size: 1rem;
    color: var(--color-text); background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-md); transition: 0.2s;
}
.form-input:focus { outline: none; border-color: var(--color-cyan); box-shadow: 0 0 0 3px rgba(0,240,255,0.1); }

.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: var(--space-md) 0;
    background: rgba(3,3,8,0.8); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(255,255,255,0.05);
}
.navbar.scrolled { padding: var(--space-sm) 0; background: rgba(3,3,8,0.95); }
.navbar-inner { display: flex; align-items: center; justify-content: space-between; }
.navbar-logo { display: flex; align-items: center; gap: var(--space-sm); font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--color-text); }
.navbar-logo .logo-icon, .logo-icon { width: 40px; height: 40px; background: var(--gradient-main); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-weight: 900; color: var(--color-bg-darkest); }
.navbar-nav { display: flex; align-items: center; gap: var(--space-xl); list-style: none; }
.navbar-nav a { font-family: var(--font-display); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text-muted); }
.navbar-nav a:hover { color: var(--color-cyan); }
.navbar-actions { display: flex; align-items: center; gap: var(--space-md); }
@media (max-width: 768px) { .navbar-nav { display: none; } }

.hero { min-height: 100vh; display: flex; align-items: center; position: relative; padding-top: 80px; }
.hero-content { max-width: 800px; }
.hero-badge { display: inline-flex; align-items: center; gap: var(--space-sm); padding: var(--space-sm) var(--space-md); background: rgba(0,240,255,0.1); border: 1px solid rgba(0,240,255,0.3); border-radius: 9999px; font-size: 0.75rem; color: var(--color-cyan); margin-bottom: var(--space-xl); }
.hero-badge .pulse { width: 8px; height: 8px; background: var(--color-cyan); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
.hero-title { margin-bottom: var(--space-lg); }
.hero-subtitle { font-size: 1.25rem; color: var(--color-text-muted); margin-bottom: var(--space-xl); }
.hero-actions { display: flex; gap: var(--space-md); flex-wrap: wrap; }
.hero-decoration { position: absolute; right: 0; top: 50%; transform: translateY(-50%); width: 600px; height: 600px; opacity: 0.5; pointer-events: none; }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(60px); animation: float 6s ease-in-out infinite; }
.hero-orb-1 { width: 300px; height: 300px; background: var(--color-cyan); top: 50px; right: 100px; }
.hero-orb-2 { width: 250px; height: 250px; background: var(--color-purple); top: 200px; right: 250px; animation-delay: -2s; }
.hero-orb-3 { width: 200px; height: 200px; background: var(--color-magenta); top: 100px; right: 50px; animation-delay: -4s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-30px); } }

.level-card, .stat-card { text-align: center; }
.level-icon { font-size: 3rem; margin-bottom: var(--space-md); }
.level-title { font-size: 1.25rem; margin-bottom: var(--space-sm); }
.level-description { color: var(--color-text-muted); }
.stat-value { font-family: var(--font-display); font-size: 3rem; font-weight: 700; background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-label { font-size: 0.875rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.1em; }

.footer { padding: var(--space-2xl) 0 var(--space-xl); background: rgba(0,0,0,0.3); border-top: 1px solid rgba(255,255,255,0.05); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--space-2xl); margin-bottom: var(--space-2xl); }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-title { font-family: var(--font-display); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: var(--space-lg); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: var(--space-sm); }
.footer-links a { color: var(--color-text-muted); font-size: 0.875rem; }
.footer-bottom { padding-top: var(--space-xl); border-top: 1px solid rgba(255,255,255,0.05); font-size: 0.875rem; color: var(--color-text-dim); }

.particles { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: -1; overflow: hidden; }
.particle { position: absolute; width: 4px; height: 4px; background: var(--color-cyan); border-radius: 50%; opacity: 0.3; animation: particleFloat 15s infinite linear; }
.particle:nth-child(2n) { background: var(--color-purple); animation-duration: 20s; }
.particle:nth-child(3n) { background: var(--color-magenta); animation-duration: 25s; }
@keyframes particleFloat { 0% { transform: translateY(100vh); opacity: 0; } 10% { opacity: 0.3; } 90% { opacity: 0.3; } 100% { transform: translateY(-100vh); opacity: 0; } }

.alert { padding: var(--space-md) var(--space-lg); border-radius: var(--radius-md); margin-bottom: var(--space-lg); }
.alert-success { background: rgba(0,255,136,0.1); border: 1px solid var(--color-green); color: var(--color-green); }
.alert-error { background: rgba(239,68,68,0.1); border: 1px solid #ef4444; color: #ef4444; }