/* Variables para colores y tipografía moderna */
:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --bg-dark: #111827;
    --bg-light: #f3f4f6;
    --text-light: #f9fafb;
    --text-dark: #1f2937;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, sans-serif;
}

/* Estilos del Hero (index.html) */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, var(--bg-dark), #1e1b4b);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-light);
    padding: 20px;
}

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

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 30px;
    color: #9ca3af;
}

/* Estilos de botones */
.btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover { background-color: var(--primary-hover); }
.btn-full { width: 100%; margin-top: 10px; }

/* Estilos del Formulario (contacto.html) */
.bg-light { background-color: var(--bg-light); }

.container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.form-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    width: 100%;
    max-width: 450px;
}

.form-card h2 { color: var(--text-dark); margin-bottom: 10px; }
.form-card p { color: #6b7280; margin-bottom: 30px; font-size: 0.95rem; }

.input-group {
    margin-bottom: 20px;
    text-align: left;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.9rem;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    outline: none;
    transition: border 0.3s;
}

.input-group input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}