/* ==========================================================================
   ESTILOS GLOBALES Y VARIABLES
   ========================================================================== */
:root {
    --primary-dark: #111b21;
    --secondary-dark: #1f2e38;
    --accent-gold: #cca457;
    --accent-gold-hover: #b58f43;
    --bg-light: #f4f6f8;
    --bg-pure: #ffffff;
    --text-main: #2d3748;
    --text-muted: #5a6578;
    --border-color: #e2e8f0;
    --max-width: 1200px;
    --font-stack: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
    font-family: var(--font-stack);
    line-height: 1.7;
    color: var(--text-main);
    background-color: var(--bg-light);
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   HEADER Y NAVEGACIÓN (IDÉNTICOS)
   ========================================================================== */
header {
    background-color: var(--primary-dark);
    border-bottom: 3px solid var(--accent-gold);
    position: sticky;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
}

.logo a {
    color: var(--bg-pure);
    text-decoration: none;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo span {
    color: var(--accent-gold);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 24px;
}

nav ul li a {
    color: #e2e8f0;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

nav ul li a:hover, nav ul li a.active {
    color: var(--accent-gold);
}

/* ==========================================================================
   FOOTER (IDÉNTICO Y CON ENLACES LEGALES)
   ========================================================================== */
footer {
    background-color: var(--primary-dark);
    color: #e2e8f0;
    padding: 40px 0 20px 0;
    margin-top: 60px;
    border-top: 1px solid var(--secondary-dark);
}

footer .footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
}

footer p {
    font-size: 0.9rem;
    color: #a0aec0;
}

.footer-legal-nav {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    list-style: none;
}

.footer-legal-nav li a {
    color: #a0aec0;
    text-decoration: none;
    font-size: 0.8rem;
    transition: color 0.2s ease;
}

.footer-legal-nav li a:hover {
    color: var(--accent-gold);
}

/* ==========================================================================
   COMPONENTES REUTILIZABLES DE ALTA DENSIDAD
   ========================================================================== */
.hero {
    background: linear-gradient(rgba(17, 27, 33, 0.85), rgba(17, 27, 33, 0.85)), url('https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
    color: var(--bg-pure);
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--bg-pure);
}

.hero p {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto 30px auto;
    color: #cbd5e0;
}

.section-padding {
    padding: 60px 0;
    background-color: var(--bg-pure);
}

.section-padding:nth-child(even) {
    background-color: var(--bg-light);
}

h2 {
    font-size: 2rem;
    color: var(--primary-dark);
    margin-bottom: 25px;
    position: relative;
}

h2::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--accent-gold);
    margin-top: 8px;
}

h3 {
    font-size: 1.3rem;
    color: var(--secondary-dark);
    margin: 20px 0 10px 0;
}

p {
    margin-bottom: 15px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background-color: var(--bg-pure);
    padding: 30px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
}

/* ALERTA DE DESLINDE (POLÍTICA GOOGLE ADS) */
.gov-disclaimer {
    background-color: #fffaf0;
    border-left: 4px solid var(--accent-gold);
    padding: 20px;
    margin: 25px 0;
    border-radius: 0 6px 6px 0;
}

.gov-disclaimer p {
    font-size: 0.9rem;
    color: #7b341e;
    margin-bottom: 0;
    font-weight: 500;
}

/* BOTONES */
.btn-primary {
    display: inline-block;
    background-color: var(--accent-gold);
    color: var(--primary-dark);
    text-decoration: none;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: 4px;
    transition: background-color 0.2s ease, transform 0.1s ease;
    border: none;
    cursor: pointer;
}

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

/* IMÁGENES RESPONSIVAS */
.image-wrapper {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.responsive-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* TABLAS ESTRUCTURADAS */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    background-color: var(--bg-pure);
}

.data-table th, .data-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background-color: var(--secondary-dark);
    color: var(--bg-pure);
    font-weight: 600;
}

.data-table tr:nth-child(even) {
    background-color: var(--bg-light);
}

/* FORMULARIOS */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: var(--font-stack);
    font-size: 1rem;
    color: var(--text-main);
    background-color: var(--bg-light);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-gold);
    background-color: var(--bg-pure);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* LISTAS EXPLICATIVAS */
ul.checked-list {
    list-style: none;
    margin: 20px 0;
}

ul.checked-list li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
}

ul.checked-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: bold;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 15px;
    }
    .grid-2 {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: 1.8rem;
    }
}