/**
 * ========================================
 * EL PATRÓN TIERRA - ACADEMY STYLES
 * ========================================
 * Estilos específicos para la sección de cursos y educación
 */

/* ========================================
   ACADEMY HERO
   ======================================== */

.academy-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.academy-hero__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.academy-hero__gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 30% 20%, rgba(201, 169, 98, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(139, 90, 66, 0.1) 0%, transparent 40%),
        linear-gradient(180deg, var(--color-dark) 0%, rgba(15, 15, 15, 1) 100%);
}

.academy-hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--nav-height) var(--space-md) var(--space-lg);
    max-width: 900px;
}

.academy-hero__pretitle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    /* Estado inicial para animación */
    opacity: 0;
    transform: translateY(30px);
}

.academy-hero__title {
    margin-bottom: var(--space-lg);
}

/* Estados iniciales para animación del título */
.academy-hero__title .hero__title-line {
    opacity: 0;
    transform: translateY(40px);
}

.academy-hero__subtitle {
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    font-size: var(--text-lg);
    font-weight: 300;
    color: var(--color-gray-400);
    line-height: 1.8;
    /* Estado inicial para animación */
    opacity: 0;
    transform: translateY(30px);
}

.academy-hero__cta {
    margin-bottom: var(--space-xl);
    /* Estado inicial para animación */
    opacity: 0;
    transform: translateY(30px);
}

.academy-hero__stats {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
}

.academy-stat {
    text-align: center;
    /* Estado inicial para animación */
    opacity: 0;
    transform: translateY(20px);
}

.academy-stat__number {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 300;
    color: var(--color-gold);
}

.academy-stat__label {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ========================================
   ACADEMY SECTIONS
   ======================================== */

.academy-section {
    padding: var(--space-3xl) var(--space-lg);
}

.academy-section--premium {
    background: linear-gradient(180deg, rgba(15, 15, 15, 1) 0%, rgba(20, 18, 15, 1) 100%);
}

.academy-section__header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
}

.section-label--gold {
    color: var(--color-gold);
}

/* ========================================
   COURSE CARDS
   ======================================== */

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.course-card {
    position: relative;
    background: linear-gradient(135deg, rgba(30, 30, 30, 0.8) 0%, rgba(20, 20, 20, 0.9) 100%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: var(--space-xl);
    transition: all 0.4s var(--ease-out-expo);
    overflow: hidden;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.course-card:hover::before {
    opacity: 1;
}

.course-card--free:hover {
    transform: translateY(-8px);
    border-color: rgba(201, 169, 98, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.course-card--featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(201, 169, 98, 0.1) 0%, rgba(20, 20, 20, 0.95) 100%);
    border-color: rgba(201, 169, 98, 0.2);
}

@media (max-width: 768px) {
    .course-card--featured {
        grid-column: span 1;
    }
}

/* Badge */
.course-card__badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.course-card__badge--free {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.course-card__badge--premium {
    background: rgba(201, 169, 98, 0.2);
    color: var(--color-gold);
}

.course-card__badge--exclusive {
    background: linear-gradient(135deg, rgba(201, 169, 98, 0.3), rgba(255, 215, 0, 0.2));
    color: var(--color-gold);
}

/* Number */
.course-card__number {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    font-weight: 200;
    color: rgba(255, 255, 255, 0.05);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

/* Title */
.course-card__title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 400;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

/* Description */
.course-card__description {
    font-size: var(--text-base);
    color: var(--color-gray-400);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

/* Meta */
.course-card__meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.course-card__duration {
    display: flex;
    align-items: center;
    gap: 6px;
}

.course-card__duration svg {
    opacity: 0.6;
}

/* CTA */
.course-card__cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-gold);
    font-weight: 500;
    text-decoration: none;
    transition: gap 0.3s ease;
}

.course-card__cta:hover {
    gap: var(--space-md);
}

.course-card__cta-arrow {
    transition: transform 0.3s ease;
}

.course-card__cta:hover .course-card__cta-arrow {
    transform: translateX(4px);
}

/* ========================================
   LOCKED CONTENT OVERLAY
   ======================================== */

.course-card--locked {
    cursor: not-allowed;
}

.course-card--locked .course-card__title,
.course-card--locked .course-card__description,
.course-card--locked .course-card__meta {
    filter: blur(3px);
    user-select: none;
}

.course-card__lock-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(4px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    z-index: 10;
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: 16px;
}

.course-card--locked:hover .course-card__lock-overlay {
    opacity: 1;
}

.course-card__lock-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(201, 169, 98, 0.1);
    border: 1px solid rgba(201, 169, 98, 0.3);
    border-radius: 50%;
    color: var(--color-gold);
}

.course-card__lock-text {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.course-card__unlock-btn {
    cursor: pointer;
}

/* ========================================
   PREMIUM CTA BOX
   ======================================== */

.academy-premium-cta {
    max-width: 600px;
    margin: var(--space-2xl) auto 0;
    padding: var(--space-2xl);
    background: linear-gradient(135deg, rgba(201, 169, 98, 0.1) 0%, rgba(20, 18, 15, 0.95) 100%);
    border: 1px solid rgba(201, 169, 98, 0.3);
    border-radius: 24px;
    text-align: center;
}

.academy-premium-cta__title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.academy-premium-cta__description {
    color: var(--color-gray-400);
    margin-bottom: var(--space-lg);
}

.academy-premium-cta__price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: var(--space-lg);
}

.academy-premium-cta__price-currency {
    font-size: var(--text-xl);
    color: var(--color-gold);
}

.academy-premium-cta__price-amount {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    font-weight: 300;
    color: var(--color-gold);
}

.academy-premium-cta__price-period {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.academy-premium-cta__guarantee {
    margin-top: var(--space-md);
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

/* ========================================
   COMMUNITY FEATURES
   ======================================== */

.community-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.community-feature {
    text-align: center;
    padding: var(--space-xl);
    background: rgba(30, 30, 30, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    transition: all 0.4s var(--ease-out-expo);
}

.community-feature:hover {
    transform: translateY(-8px);
    border-color: rgba(201, 169, 98, 0.2);
}

.community-feature__icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    background: rgba(201, 169, 98, 0.1);
    border-radius: 50%;
    color: var(--color-gold);
}

.community-feature__title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.community-feature__description {
    color: var(--color-gray-400);
    line-height: 1.6;
}

/* ========================================
   BUTTON VARIANTS
   ======================================== */

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

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

.btn--gold {
    background: linear-gradient(135deg, var(--color-gold) 0%, #d4a853 100%);
    color: var(--color-dark);
    font-weight: 600;
}

.btn--gold:hover {
    background: linear-gradient(135deg, #d4a853 0%, var(--color-gold-light) 100%);
}

.btn--large {
    padding: 20px 48px;
    font-size: var(--text-lg);
}

.btn__icon {
    display: inline-block;
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.btn:hover .btn__icon {
    transform: translateX(4px);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .academy-hero__stats {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .academy-premium-cta {
        margin: var(--space-xl) var(--space-md);
        padding: var(--space-xl);
    }
    
    .academy-premium-cta__price-amount {
        font-size: var(--text-4xl);
    }
}