@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@500;700&family=Inter:wght@300;400;600&display=swap');

:root {
    --bg-dark: #070913;
    --bg-card: rgba(18, 22, 45, 0.65);
    --neon-cyan: #00f3ff;
    --neon-purple: #9d00ff;
    --text-light: #e2e8f0;
    --text-muted: #8b9bb4;
    --glass-border: rgba(0, 243, 255, 0.2);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { 
    font-family: 'Inter', sans-serif; 
    line-height: 1.6; 
    background-color: var(--bg-dark); 
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(157, 0, 255, 0.1), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(0, 243, 255, 0.1), transparent 25%);
    background-attachment: fixed;
    color: var(--text-light); 
}
h1, h2, h3 { font-family: 'Rajdhani', sans-serif; letter-spacing: 1px; }
a { text-decoration: none; color: var(--neon-cyan); transition: all 0.3s ease; }
a:hover { text-shadow: 0 0 8px var(--neon-cyan); }

header { 
    background: rgba(7, 9, 19, 0.7); 
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 40px 20px; 
    text-align: center; 
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}
header h1 a { 
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 3.5rem; 
    font-weight: 700;
    text-transform: uppercase;
}
header p { font-size: 1.2rem; color: var(--text-muted); margin-top: 10px; font-weight: 300; }

nav { 
    background: rgba(18, 22, 45, 0.8); 
    padding: 15px; 
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
nav a { 
    color: var(--text-light); 
    margin: 0 20px; 
    font-weight: 600; 
    text-transform: uppercase; 
    font-size: 0.95rem; 
    font-family: 'Rajdhani', sans-serif;
    letter-spacing: 1.5px;
}
nav a:hover { color: var(--neon-cyan); }

.container { display: flex; flex-wrap: wrap; max-width: 1200px; margin: 40px auto; padding: 0 20px; gap: 30px; }
.main-content { flex: 3; min-width: 300px; }
.card { 
    background: var(--bg-card); 
    backdrop-filter: blur(10px);
    padding: 30px; 
    margin-bottom: 30px; 
    border-radius: 12px; 
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), inset 0 0 0 1px rgba(255,255,255,0.02);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-5px);
    border-color: var(--glass-border);
    box-shadow: 0 10px 40px rgba(0, 243, 255, 0.15);
}
.card h2 { margin-bottom: 15px; font-size: 2rem; color: #fff; }
.card p { margin-bottom: 25px; color: var(--text-muted); font-size: 1.05rem; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; color: var(--neon-cyan); font-family: 'Rajdhani', sans-serif; font-size: 1.2rem; letter-spacing: 1px; }
.form-group input, .form-group textarea {
    width: 100%; padding: 12px 15px; background: rgba(0,0,0,0.3); border: 1px solid rgba(0, 243, 255, 0.3); border-radius: 6px; color: #fff; font-family: 'Inter', sans-serif; font-size: 1rem; transition: all 0.3s ease;
}
.form-group input:focus, .form-group textarea:focus {
    outline: none; border-color: var(--neon-purple); box-shadow: 0 0 15px rgba(157, 0, 255, 0.3); background: rgba(0,0,0,0.5);
}
.form-group textarea { resize: vertical; min-height: 150px; }

.btn-leer, .btn-submit { 
    display: inline-block; background: linear-gradient(45deg, #004d66, #3b0066); color: #fff; padding: 12px 25px; border-radius: 4px; font-family: 'Rajdhani', sans-serif; font-weight: 700; font-size: 1.1rem; text-transform: uppercase; letter-spacing: 1px; border: 1px solid var(--neon-cyan); box-shadow: 0 0 10px rgba(0, 243, 255, 0.2); transition: all 0.3s ease; cursor: pointer;
}
.btn-leer:hover, .btn-submit:hover { 
    background: linear-gradient(45deg, #007a99, #5c0099); box-shadow: 0 0 20px rgba(0, 243, 255, 0.6); text-decoration: none; text-shadow: none;
}

.article-body h1 { font-size: 2.5rem; margin-bottom: 20px; color: #fff; text-shadow: 0 0 10px rgba(0,243,255,0.3); }
.article-body h2 { margin: 35px 0 15px; color: var(--neon-cyan); font-size: 1.8rem; }
.article-body p { margin-bottom: 20px; font-size: 1.1rem; line-height: 1.8; color: var(--text-light); }
.article-body ul { margin: 15px 0 20px 20px; }
.article-body li { margin-bottom: 10px; color: var(--text-muted); }

.sidebar { flex: 1; min-width: 300px; }
.widget { 
    background: var(--bg-card); backdrop-filter: blur(10px); padding: 25px; margin-bottom: 30px; border-radius: 12px; border: 1px solid rgba(255, 255, 255, 0.08);
}
.widget h3 { 
    border-bottom: 1px solid var(--glass-border); padding-bottom: 10px; margin-bottom: 20px; color: var(--neon-purple); font-size: 1.5rem; text-shadow: 0 0 5px rgba(157, 0, 255, 0.4);
}
.widget ul { list-style: none; }
.widget ul li { margin-bottom: 12px; border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 8px; }

.ad-banner { 
    background: rgba(0, 0, 0, 0.4); border: 1px dashed var(--neon-cyan); padding: 30px 10px; text-align: center; color: var(--neon-cyan); font-family: 'Rajdhani', sans-serif; font-weight: 700; letter-spacing: 2px; margin: 25px 0; border-radius: 8px; box-shadow: inset 0 0 15px rgba(0, 243, 255, 0.05);
}

footer { 
    background: #04050a; border-top: 1px solid rgba(0, 243, 255, 0.2); color: var(--text-muted); text-align: center; padding: 40px 20px; margin-top: 60px; 
}
footer .footer-links { margin-bottom: 20px; }
footer .footer-links a { color: var(--text-light); margin: 0 15px; font-size: 0.95rem; text-transform: uppercase; font-family: 'Rajdhani', sans-serif; }
footer .footer-links a:hover { color: var(--neon-purple); text-shadow: 0 0 8px var(--neon-purple); }

@media(max-width: 768px) {
    .container { flex-direction: column; }
    header h1 a { font-size: 2.5rem; }
}