/* =========================================================================
   VARIABLES & DESIGN TOKENS
   ========================================================================= */
:root {
    /* Color Palette */
    --bg-color: #FAF8F5; /* Very warm off-white */
    --bg-alt: #EFEBE4; /* Slightly darker sand for alternance */
    --text-main: #3A3532; /* Soft earthly dark grey, never pure black */
    --text-light: #7E766D; /* Lighter beige/grey for paragraphs */
    
    /* Accents */
    --accent-color: #8B7E74; /* Taupe / Pale terracotta mix */
    --accent-hover: #71645B;
    --accent-light: #D4C4B7; /* Sand */
    --accent-green: #9CA797; /* Soft dry green option */
    
    --white: #FFFFFF;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing & Borders */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 32px;
    --radius-arched: 180px 180px 0 0;
    
    --transition-fast: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    
    --shadow-soft: 0 10px 40px rgba(58, 53, 50, 0.05);
    --shadow-hover: 0 15px 50px rgba(58, 53, 50, 0.08);
}

/* =========================================================================
   RESET & FOUNDATION
   ========================================================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text-main);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-main);
    font-weight: 500;
    line-height: 1.2;
}

p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-weight: 300;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

/* =========================================================================
   LAYOUT UTILITIES
   ========================================================================= */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 7rem 0;
}

.bg-alt {
    background-color: var(--bg-alt);
}

.bg-dark {
    background-color: var(--text-main);
    color: var(--bg-color);
}

.bg-dark h2, .bg-dark p {
    color: var(--bg-color);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
}

/* =========================================================================
   COMPONENTS
   ========================================================================= */
/* Buttons */
.btn {
    display: inline-block;
    padding: 0.9rem 1.8rem;
    font-family: var(--font-heading);
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-align: center;
    transition: var(--transition-slow);
    border: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(139, 126, 116, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
}

.btn-outline:hover {
    background-color: var(--accent-color);
    color: var(--white);
}

/* Form Chips Options */
.schedule-chips .chip input {
    display: none;
}
.schedule-chips .chip span {
    display: block;
    text-align: center;
    padding: 0.6rem 0;
    background-color: white;
    border: 1px solid #E6DCD1;
    border-radius: 4px;
    color: var(--text-main);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
}
.schedule-chips .chip input:checked + span {
    background-color: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    font-weight: 500;
}
.schedule-chips .chip:hover span {
    border-color: var(--accent-color);
}

/* Placeholders for elegant images */
.image-placeholder {
    width: 100%;
    height: 100%;
    min-height: 400px;
    background: linear-gradient(135deg, var(--accent-light) 0%, #E6DCD1 100%);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-family: var(--font-heading);
    font-weight: 500;
    text-align: center;
    padding: 2rem;
}

.image-placeholder-arched {
    border-radius: var(--radius-arched);
}

/* =========================================================================
   NAVIGATION
   ========================================================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition-fast);
    padding: 1.5rem 0;
}

.navbar.scrolled {
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.5px;
    color: var(--text-main);
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--text-light);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: var(--accent-color);
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--accent-color);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.6rem 1.5rem;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--text-main);
    cursor: pointer;
}

/* =========================================================================
   HERO SECTION
   ========================================================================= */
.hero {
    padding-top: 10rem;
    padding-bottom: 5rem;
    min-height: 100dvh;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, transparent 0%, rgba(0,0,0,0.7) 100%);
    z-index: 1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
    line-height: 1.1;
}

.hero-content h1 span {
    font-style: italic;
    color: var(--accent-color);
    font-weight: 400;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 480px;
}

.hero-image {
    height: 600px;
}

/* =========================================================================
   EL METODO SECTION
   ========================================================================= */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.benefit-card {
    background-color: var(--white);
    padding: 3rem 2rem;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-slow);
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.icon-wrapper {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.icon-wrapper i {
    transition: transform var(--transition-slow);
    display: inline-block;
}

.benefit-card:hover .icon-wrapper i {
    transform: scale(1.15) rotate(5deg);
}

.benefit-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.benefit-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* =========================================================================
   EL ESTUDIO SECTION
   ========================================================================= */
.container-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.split-image {
    height: 550px;
}

.split-content .accent-title {
    color: var(--accent-color);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.split-content .lead-text {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--text-main);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.instructor-note {
    margin-top: 3rem;
    padding: 2rem;
    background-color: var(--bg-alt);
    border-radius: var(--radius-md);
    position: relative;
}

.quote-icon {
    position: absolute;
    top: -15px;
    left: 20px;
    width: 30px;
    height: 30px;
    background-color: var(--accent-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.8rem;
}

.instructor-note p {
    margin: 0;
    color: var(--text-main);
}

/* =========================================================================
   PLANES SECTION
   ========================================================================= */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    align-items: stretch;
}

.pricing-card {
    flex: 1 1 270px;
    max-width: 360px;
    background-color: var(--white);
    border-radius: var(--radius-md);
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-soft);
    position: relative;
    transition: var(--transition-slow);
}

.pricing-card.highlighted {
    background-color: var(--bg-color);
    border: 2px solid var(--accent-color);
    padding: 4rem 2rem;
    transform: scale(1.05);
}

.pricing-card.highlighted:hover {
    transform: scale(1.05) translateY(-5px);
}

.pricing-card:hover {
    box-shadow: var(--shadow-hover);
}

.badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.pricing-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 300;
    color: var(--text-main);
    margin-bottom: 2rem;
}

.price span {
    font-size: 1rem;
    color: var(--text-light);
}

.features {
    margin-bottom: 2.5rem;
    text-align: left;
}

.features li {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--bg-alt);
    color: var(--text-light);
    font-size: 0.95rem;
}

.features li:last-child {
    border-bottom: none;
}

.pricing-card .btn {
    width: 100%;
}

/* =========================================================================
   BANNER CLASE OCASIONAL
   ========================================================================= */
.occas-banner-wrapper {
    max-width: 800px; 
    margin: 4rem auto 0 auto; 
    position: relative;
}

.occas-badge {
    position: absolute; 
    top: -12px; 
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-light); 
    color: var(--text-main); 
    font-size: 0.75rem; 
    font-weight: 600; 
    text-transform: uppercase; 
    padding: 0.3rem 0.8rem; 
    border-radius: 20px; 
    box-shadow: 0 4px 10px rgba(0,0,0,0.05); 
    z-index: 2;
}

.occas-banner {
    background-color: var(--white); 
    border: 1px solid rgba(139, 126, 116, 0.2); 
    padding: 2.5rem 3rem; 
    border-radius: var(--radius-sm); 
    box-shadow: var(--shadow-hover); 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    gap: 2rem;
}

.occas-text {
    text-align: left;
}

.occas-text h4 {
    font-size: 1.25rem; 
    margin-bottom: 0.3rem; 
    color: var(--text-main);
}

.occas-text p {
    margin: 0; 
    font-size: 0.95rem; 
    color: var(--text-light);
}

.occas-action {
    display: flex; 
    align-items: center; 
    gap: 1.5rem; 
    flex-shrink: 0;
}

.occas-price {
    font-family: var(--font-heading); 
    color: var(--text-main); 
    font-size: 1.8rem; 
    font-weight: 300;
}

.occas-btn {
    border-color: var(--accent-color); 
    color: var(--accent-color);
    white-space: nowrap;
}

.occas-btn:hover {
    background-color: var(--accent-color) !important;
    color: var(--white) !important;
}

.mobile-occasional-card {
    display: none !important;
}

@media (max-width: 768px) {
    .occas-banner-wrapper {
        display: none !important;
    }
    
    .mobile-occasional-card {
        display: flex !important;
    }

    .occas-banner-wrapper {
        padding: 0;
        margin-left: -2rem;
        margin-right: -2rem;
        width: calc(100% + 4rem);
    }
    .occas-badge {
        /* Se centra automáticamente con la regla base */
    }
    .occas-banner {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 3rem 2rem;
        gap: 1.5rem;
        border-radius: 0;
        border-right: none;
        border-left: none;
    }
    .occas-text {
        text-align: center;
    }
    .occas-action {
        width: 100%;
        flex-direction: column;
        justify-content: center;
        gap: 1.5rem;
    }
    .occas-btn {
        width: 100%;
    }
}

/* =========================================================================
   FAQ SECTION
   ========================================================================= */
.faq-container {
    max-width: 800px;
}

.faq-container h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.accordion-item {
    border-bottom: 1px solid var(--accent-light);
}

.accordion-header {
    width: 100%;
    background: none;
    border: none;
    padding: 1.5rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--text-main);
    cursor: pointer;
    text-align: left;
    transition: var(--transition-fast);
}

.accordion-header:hover {
    color: var(--accent-color);
}

.accordion-header i {
    font-size: 1.2rem;
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.accordion-header.active i {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.accordion-content p {
    padding-bottom: 1.5rem;
}

/* =========================================================================
   FOOTER
   ========================================================================= */
.footer {
    padding: 5rem 0 2rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-info h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--bg-color);
}

.footer-info > p {
    margin-bottom: 2.5rem;
    opacity: 0.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--bg-color);
    font-size: 1.05rem;
    opacity: 0.9;
}

.contact-link:hover {
    opacity: 1;
    color: var(--accent-light);
}

.contact-link i {
    font-size: 1.5rem;
    color: var(--accent-light);
}

.footer-cta p {
    margin-bottom: 1rem;
    color: var(--bg-color);
    opacity: 0.9;
}

.footer-map {
    height: 100%;
    min-height: 350px;
}

.map-placeholder {
    background: linear-gradient(135deg, #4A4643 0%, #2A2623 100%);
    color: var(--accent-light);
    border: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
}

.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.legal-links {
    display: flex;
    gap: 2rem;
}

.legal-links a:hover {
    color: var(--white);
}

/* =========================================================================
   ANIMATIONS & REVEAL EFFECTS
   ========================================================================= */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* =========================================================================
   RESPONSIVE DESIGN (MOBILE)
   ========================================================================= */
@media (max-width: 992px) {
    .hero h1 { font-size: 3rem; }
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 4rem;
    }
    .hero-content p {
        margin: 0 auto 2.5rem auto;
    }
    .hero-image {
        height: 400px;
        order: -1;
    }
    .image-placeholder-arched {
        border-radius: var(--radius-md);
    }
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .container-split {
        grid-template-columns: 1fr;
    }
    .split-image {
        order: -1;
        height: 400px;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    .pricing-card.highlighted {
        transform: scale(1);
    }
    .pricing-card.highlighted:hover {
        transform: translateY(-5px);
    }
    .pricing-card.highlighted:hover {
        transform: translateY(-5px);
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .hero-overlay {
        background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0.85) 100%) !important;
    }
}

@media (max-width: 768px) {
    .nav-cta {
        display: none;
    }
    .nav-links {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        height: 100dvh;
        background-color: rgba(250, 248, 245, 0.98);
        backdrop-filter: blur(10px);
        align-items: center;
        justify-content: center;
        transition: right var(--transition-slow);
        box-shadow: -5px 0 30px rgba(0,0,0,0.1);
        z-index: 1001;
    }
    .nav-links.active {
        right: 0;
    }
    .menu-toggle {
        display: block;
        z-index: 1002;
    }
    .hero h1 { font-size: 2.5rem; }
    .footer-bottom .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    .hero-container {
        justify-content: center !important;
    }
    .hero-content {
        text-align: center !important;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}