/* =============================================
   PREPARATORIA HERO
   ============================================= */

.prepa-hero {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    text-align: center;
    background: url('../media/joven_musico_en_preparatoria.webp') center 28%/cover no-repeat;
    min-height: 420px;
    padding: 0 20px;
}

.prepa-hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(3, 8, 22, 0.48) 0%, rgba(3, 8, 22, 0.78) 65%, rgba(3, 8, 22, 0.92) 100%),
        radial-gradient(circle at 78% 22%, rgba(240, 90, 37, 0.18) 0%, transparent 32%);
    pointer-events: none;
}

.prepa-hero-content {
    position: relative;
    z-index: 1;
    max-width: 920px;
    padding: 120px 0 90px;
}

.prepa-hero .section-title {
    color: var(--blanco);
    margin-bottom: 20px;
    font-size: clamp(2.25rem, 4.8vw, 4.1rem);
    line-height: 1.08;
    text-wrap: balance;
}

.prepa-hero .section-subtitle {
    max-width: 760px;
    margin: 0 auto;
    line-height: 1.8;
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    color: rgba(255, 255, 255, 0.88);
    text-wrap: balance;
}

/* =============================================
   MAPA CURRICULAR
   ============================================= */

.mapa-section {
    padding: 80px 20px;
    background-color: var(--blanco);
    color: var(--azul-obscuro);
}

.mapa-container {
    max-width: 1200px;
    margin: 0 auto;
}

.mapa-header {
    text-align: center;
    margin-bottom: 50px;
}

.mapa-header .section-title {
    color: var(--azul-obscuro);
}

.mapa-header .section-subtitle {
    color: #666;
}

/* Tabs de semestres */
.semester-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.semester-tab {
    padding: 12px 24px;
    border: 2px solid var(--azul-obscuro);
    background: transparent;
    color: var(--azul-obscuro);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.semester-tab:hover {
    background: var(--azul-obscuro);
    color: var(--blanco);
}

.semester-tab.active {
    background: var(--naranja);
    border-color: var(--naranja);
    color: var(--blanco);
}

/* Panel de contenido del semestre */
.semester-panels {
    position: relative;
}

.semester-panel {
    display: none;
}

.semester-panel.active {
    display: block;
    animation: fadeInPanel 0.4s ease;
}

@keyframes fadeInPanel {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Grid de materias */
.materias-curriculum {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 15px;
}

.materia-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 20px;
    background: #f8f9fa;
    border-radius: 12px;
    border-left: 4px solid var(--azul);
    transition: all 0.3s ease;
}

.materia-item:hover {
    transform: translateX(5px);
    background: #f0f4f8;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.materia-item.artistica {
    border-left-color: var(--naranja);
}

.materia-item.especializada {
    border-left-color: #8b5cf6;
}

.materia-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.materia-icon.academica {
    background: rgba(42, 171, 227, 0.1);
    color: var(--azul);
}

.materia-icon.artistica {
    background: rgba(240, 90, 37, 0.1);
    color: var(--naranja);
}

.materia-icon.especializada {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.materia-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--azul-obscuro);
}

/* Leyenda */
.mapa-legend {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #eee;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: #666;
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.legend-dot.academica { background: var(--azul); }
.legend-dot.artistica { background: var(--naranja); }
.legend-dot.especializada { background: #8b5cf6; }

/* =============================================
   FORMACIÓN COMPLETA
   ============================================= */

.formacion-section {
    padding: 100px 20px;
    background-color: var(--azul-obscuro);
    color: var(--blanco);
}

.formacion-container {
    max-width: 1200px;
    margin: 0 auto;
}

.formacion-header {
    text-align: center;
    margin-bottom: 60px;
}

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

.formacion-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 40px 30px;
    transition: transform 0.3s, border-color 0.3s;
}

.formacion-card:hover {
    transform: translateY(-5px);
    border-color: var(--azul);
}

.formacion-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.formacion-card h3 .card-badge {
    display: inline-block;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.badge-academica { background: rgba(42, 171, 227, 0.2); }
.badge-artistica { background: rgba(240, 90, 37, 0.2); }
.badge-personal { background: rgba(139, 92, 246, 0.2); }

.formacion-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.formacion-list li {
    position: relative;
    padding-left: 25px;
    font-size: 0.95rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.8);
}

.formacion-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--azul);
    font-weight: 700;
}

/* =============================================
   ENFOQUE EDUCATIVO
   ============================================= */

.focus-section {
    padding: 100px 20px;
    background-color: var(--blanco);
}

.focus-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 60px;
    text-align: left;
}

.section-header .section-title {
    color: var(--azul-obscuro);
}

.section-header .section-subtitle {
    color: #666;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.info-card {
    background-color: var(--azul-obscuro);
    border-radius: 30px;
    padding: 50px 40px;
    position: relative;
    overflow: hidden;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: transform 0.4s ease;
}

.info-card:hover {
    transform: translateY(-10px);
}

.card-num {
    position: absolute;
    top: -10px;
    right: 10px;
    font-size: 10rem;
    font-weight: 900;
    color: var(--naranja);
    line-height: 1;
    pointer-events: none;
}

.info-card h3 {
    font-size: 1.8rem;
    color: var(--azul);
    margin-bottom: 20px;
    font-weight: 700;
}

.info-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    font-size: 1.05rem;
}

.card-badges {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.card-badges span {
    border: 1px solid var(--azul);
    color: var(--azul);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* =============================================
   METODOLOGÍA
   ============================================= */

#methodology-section {
    position: relative;
    background-color: #f4f4f4;
    padding: 120px 20px;
    color: var(--azul-obscuro);
}

.method-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 80px;
    position: relative;
}

.method-left {
    flex: 1;
    min-width: 0;
}

.sticky-wrapper {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.section-title.text-dark {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    color: var(--azul-obscuro);
}

.highlight-marker {
    position: relative;
    z-index: 1;
    display: inline-block;
}

.highlight-marker::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: -5px;
    width: 105%;
    height: 30%;
    background-color: var(--naranja);
    z-index: -1;
    opacity: 0.5;
    transform: rotate(-2deg);
    border-radius: 4px;
}

.method-intro {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    border-left: 4px solid var(--azul);
    padding-left: 20px;
    max-width: 90%;
}

.method-intro strong {
    color: var(--naranja);
    font-weight: 700;
}

.method-visual {
    position: relative;
    width: 100%;
    border-radius: 20px;
}

.method-img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 20px 20px 0 rgba(3, 8, 22, 0.1);
    transition: transform 0.4s ease;
}

.method-visual:hover .method-img {
    transform: translate(-5px, -5px);
}

.floating-badge {
    position: absolute;
    bottom: -30px;
    right: -20px;
    width: 130px;
    height: 130px;
    background-color: var(--azul);
    color: var(--blanco);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 800;
    text-transform: uppercase;
    line-height: 1.2;
    border: 4px solid #f4f4f4;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    animation: floatBadge 6s ease-in-out infinite;
}

@keyframes floatBadge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.method-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
    padding-top: 20px;
}

.method-card {
    background: var(--blanco);
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.card-number {
    font-size: 4rem;
    font-weight: 900;
    color: #f0f0f0;
    position: absolute;
    top: 10px;
    right: 20px;
    line-height: 1;
    transition: all 0.3s ease;
    z-index: 0;
}

.method-card .card-content {
    position: relative;
    z-index: 1;
}

.method-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--azul-obscuro);
}

.method-card p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

.method-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--naranja);
}

.method-card:hover .card-number {
    color: rgba(240, 90, 37, 0.1);
    transform: scale(1.1) rotate(-10deg);
}

.card-highlight {
    background: linear-gradient(135deg, var(--blanco) 0%, #fff8f5 100%);
    border-left: 4px solid var(--naranja);
}

/* =============================================
   PERFIL INGRESO / EGRESO
   ============================================= */

.perfil-section {
    padding: 100px 20px;
    background: var(--azul-obscuro);
    color: var(--blanco);
}

.perfil-container {
    max-width: 1100px;
    margin: 0 auto;
}

.perfil-header {
    text-align: center;
    margin-bottom: 60px;
}

.perfil-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.perfil-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 40px;
}

.perfil-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--azul);
    display: flex;
    align-items: center;
    gap: 10px;
}

.perfil-card h3 svg {
    width: 28px;
    height: 28px;
    stroke: var(--naranja);
}

.perfil-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.perfil-list li {
    position: relative;
    padding-left: 28px;
    font-size: 0.95rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

.perfil-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--naranja);
    font-weight: 700;
}

/* =============================================
   ADMISIÓN
   ============================================= */

.admission {
    padding: 100px 20px;
    background-color: var(--azul-obscuro);
    color: var(--blanco);
}

.admission__container {
    max-width: 1100px;
    margin: 0 auto;
}

.admission__header {
    text-align: center;
    margin-bottom: 80px;
}

.admission__hero-text {
    font-size: 1.5rem;
    color: var(--azul);
    margin: 20px 0;
    font-weight: 300;
}

.admission__subtitle {
    max-width: 800px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.admission__timeline {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-bottom: 80px;
}

.step-card {
    display: flex;
    gap: 30px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 30px;
    transition: transform 0.3s ease;
}

.step-card:hover {
    transform: translateX(10px);
    background: rgba(255, 255, 255, 0.05);
}

.step-card.is-highlight {
    border: 1px solid var(--azul);
    background: rgba(42, 171, 227, 0.05);
}

.step-card__number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--naranja);
    line-height: 1;
    min-width: 60px;
}

.step-card__content h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--blanco);
}

.art-filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.filter-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 20px;
    text-align: center;
}

.filter-emoji {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 10px;
}

.filter-item h4 {
    color: var(--azul);
    margin-bottom: 10px;
}

.filter-item p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.admission__note {
    margin-top: 30px;
    padding: 20px;
    border-radius: 15px;
    background: rgba(240, 90, 37, 0.1);
    border-left: 4px solid var(--naranja);
}

.admission__decision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.decision-box {
    padding: 40px;
    border-radius: 30px;
}

.decision-box h4 {
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.decision-box ul {
    list-style: none;
    padding: 0;
}

.decision-box li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.is-no {
    background: rgba(255, 255, 255, 0.05);
}

.is-no li::before {
    content: "✕";
    position: absolute;
    left: 0;
    color: #ff4d4d;
}

.is-yes {
    background: rgba(42, 171, 227, 0.1);
    border: 1px solid var(--azul);
}

.is-yes li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #00ff88;
}

/* Becas */
#scholarship-cta {
    position: relative;
    width: 100%;
    min-height: 70vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    color: var(--blanco);
}

.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../media/joven_musico_en_preparatoria.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 0;
    transform: scale(1.1);
}

.overlay-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(3, 8, 22, 0.9) 0%, rgba(3, 8, 22, 0.6) 100%);
    z-index: 1;
}

.scholarship-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding: 60px;
    border-radius: 30px;
    max-width: 700px;
    text-align: center;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
}

.scholarship-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.scholarship-text {
    font-size: 1.1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
}

.btn-solid-white {
    background-color: var(--blanco);
    color: var(--azul-obscuro);
    border: none;
    padding: 18px 40px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    font-family: 'Montserrat', sans-serif;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn-solid-white:hover {
    background-color: var(--naranja);
    color: var(--blanco);
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(240, 90, 37, 0.4);
}

.btn-solid-white svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s;
}

.btn-solid-white:hover svg {
    transform: translateX(5px);
}

.support-text {
    display: block;
    margin-top: 15px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
}

/* Fechas de Admisión */
.fechas-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #0a1628 0%, var(--azul-obscuro) 100%);
    color: var(--blanco);
}

.fechas-container {
    max-width: 1000px;
    margin: 0 auto;
}

.fechas-header {
    text-align: center;
    margin-bottom: 50px;
}

.fechas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

.fecha-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: transform 0.3s, border-color 0.3s;
}

.fecha-card:hover {
    transform: translateY(-5px);
    border-color: var(--naranja);
}

.fecha-card .periodo-num {
    display: inline-block;
    background: var(--naranja);
    color: var(--blanco);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    line-height: 40px;
    font-weight: 800;
    margin-bottom: 15px;
}

.fecha-card h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--azul);
}

.fecha-card p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.fecha-card .fecha-dato {
    display: block;
    margin-top: 10px;
    color: var(--naranja);
    font-weight: 600;
}

.costo-admision {
    text-align: center;
    padding: 25px;
    background: rgba(240, 90, 37, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(240, 90, 37, 0.3);
}

.costo-admision p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

.costo-admision strong {
    color: var(--naranja);
    font-size: 1.2rem;
}

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

@media (max-width: 992px) {
    .method-container {
        flex-direction: column;
        gap: 50px;
    }

    .sticky-wrapper {
        position: static;
        gap: 30px;
    }

    .method-img {
        height: 250px;
    }

    .floating-badge {
        width: 80px;
        height: 80px;
        font-size: 0.75rem;
        right: 0;
    }

    .method-card {
        padding: 30px 25px;
    }

    #methodology-section {
        padding: 60px 20px;
    }
}

@media (max-width: 768px) {
    .formacion-grid {
        grid-template-columns: 1fr;
    }

    .perfil-grid {
        grid-template-columns: 1fr;
    }

    .step-card {
        flex-direction: column;
        padding: 30px;
    }

    .admission__decision {
        grid-template-columns: 1fr;
    }

    .art-filters-grid {
        grid-template-columns: 1fr;
    }

    .fechas-grid {
        grid-template-columns: 1fr;
    }

    #scholarship-cta {
        min-height: auto;
        padding: 60px 20px;
    }

    .parallax-bg {
        background-attachment: scroll;
    }

    .glass-card {
        padding: 40px 25px;
    }

    .btn-solid-white {
        width: 100%;
        justify-content: center;
        padding: 15px 20px;
    }

    .section-header {
        text-align: center;
    }

    .info-card {
        min-height: 350px;
        padding: 40px 30px;
    }

    .card-num {
        font-size: 7rem;
    }

    .materias-curriculum {
        grid-template-columns: 1fr;
    }
}