/*
Theme Name: Edukte Theme
Theme URI: http://edukte.edu/theme
Author: Antigravity Web Expert
Author URI: http://edukte.edu
Description: Tema premium llamativo y vibrante para una web educativa con soporte para Cursos, Profesores, Descargas y Suscripciones.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: edukte
Tags: education, two-columns, custom-menu, featured-images, translation-ready

This theme is designed to work hand-in-hand with the Edukte LMS plugin.
*/

@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;600;700;800;900&display=swap');

:root {
    --font-heading: 'Nunito', sans-serif;
    --font-body: 'Nunito', sans-serif;
    
    /* Color Palette */
    --color-bg-primary: #f8fafc;
    --color-bg-secondary: #ffffff;
    --color-text-primary: #0f172a;
    --color-text-secondary: #475569;
    --color-text-muted: #94a3b8;
    
    --color-primary: #0ea5e9;
    --color-primary-hover: #0284c7;
    --color-secondary: #f97316;
    --color-secondary-hover: #ea580c;
    
    --color-accent-orange: #f97316;
    --color-accent-pink: #eab308;
    --color-accent-teal: #10b981;
    
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0ea5e9 0%, #f97316 100%);
    --gradient-accent: linear-gradient(135deg, #f97316 0%, #eab308 100%);
    --gradient-glow: linear-gradient(135deg, rgba(14, 165, 233, 0.15) 0%, rgba(249, 115, 22, 0.15) 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #0369a1 100%);
    
    /* UI Helpers */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 15px -3px rgba(99, 102, 241, 0.05), 0 4px 6px -4px rgba(99, 102, 241, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(99, 102, 241, 0.1), 0 8px 10px -6px rgba(99, 102, 241, 0.1);
    --shadow-glow: 0 0 20px rgba(168, 85, 247, 0.35);
    
    --radius-sm: 12px;
    --radius-md: 24px;
    --radius-lg: 36px;
    --radius-full: 9999px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button, input, select, textarea {
    font-family: inherit;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 36px 0;
}

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

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-gradient-accent {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navigation Header */
header.site-header {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(99, 102, 241, 0.08);
    transition: var(--transition-fast);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: var(--color-primary);
}

.logo-dot {
    width: 12px;
    height: 12px;
    background: var(--gradient-accent);
    border-radius: var(--radius-full);
    display: inline-block;
    box-shadow: 0 0 10px rgba(249, 115, 22, 0.5);
}

nav.main-nav ul {
    display: flex;
    list-style: none;
    gap: 32px;
}

nav.main-nav a {
    font-weight: 600;
    color: var(--color-text-secondary);
    position: relative;
    padding: 8px 0;
}

nav.main-nav a:hover, nav.main-nav a.active {
    color: var(--color-primary);
}

nav.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: var(--transition-normal);
}

nav.main-nav a:hover::after, nav.main-nav a.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
    gap: 8px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.btn-secondary {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: rgba(99, 102, 241, 0.05);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--gradient-accent);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.3);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
}

.btn-text {
    background: transparent;
    color: var(--color-text-secondary);
    padding: 8px 16px;
}

.btn-text:hover {
    color: var(--color-primary);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

/* Badge tags */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-free {
    background-color: rgba(34, 197, 94, 0.12);
    color: var(--color-success);
}

.badge-paid {
    background: rgba(249, 115, 22, 0.12);
    color: var(--color-accent-orange);
}

.badge-category {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    background: radial-gradient(circle at 80% 20%, rgba(168, 85, 247, 0.12) 0%, rgba(99, 102, 241, 0.05) 50%, rgba(248, 250, 252, 1) 100%), var(--color-bg-secondary);
    position: relative;
    overflow: hidden;
    padding: 100px 0 120px 0;
    border-bottom: 1px solid rgba(99, 102, 241, 0.05);
}

.hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, rgba(99, 102, 241, 0) 70%);
    top: -200px;
    right: -100px;
    z-index: 0;
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 54px;
    margin-bottom: 24px;
    color: var(--color-text-primary);
}

.hero-content p {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
}

.stat-item h3 {
    font-size: 36px;
    font-weight: 800;
    color: var(--color-primary);
}

.stat-item p {
    font-size: 14px;
    color: var(--color-text-muted);
    margin: 0;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-glow-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    position: relative;
    z-index: 2;
    max-width: 420px;
    width: 100%;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 16px;
    height: 280px;
    background: var(--gradient-primary);
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    mix-blend-mode: overlay;
    opacity: 0.95;
}

.floating-badge {
    position: absolute;
    background-color: var(--color-bg-secondary);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: floating 4s ease-in-out infinite;
    z-index: 10;
}

.floating-badge-1 {
    top: 40px;
    left: -80px;
    animation-delay: 0s;
}

.floating-badge-2 {
    bottom: 10px;
    right: -80px;
    animation-delay: 2s;
}

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

@media (max-width: 991px) {
    .floating-badge {
        display: none !important;
    }
}

/* Feature/Services Cards */
.section-title {
    font-size: 40px;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 28px auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

.service-card {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(99, 102, 241, 0.03);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: var(--gradient-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 28px;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--color-text-secondary);
    font-size: 15px;
}

/* Course Grid and Cards */
.courses-filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-buttons {
    display: flex;
    gap: 12px;
    background-color: rgba(99, 102, 241, 0.05);
    padding: 6px;
    border-radius: var(--radius-full);
}

.filter-btn {
    border: none;
    background: transparent;
    padding: 8px 20px;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.filter-btn.active {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.search-box {
    position: relative;
    max-width: 320px;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: 12px 20px 12px 48px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(99, 102, 241, 0.15);
    background-color: var(--color-bg-secondary);
    outline: none;
    transition: var(--transition-fast);
}

.search-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 32px;
}

.course-card {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(99, 102, 241, 0.03);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.course-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.course-thumb {
    height: 200px;
    position: relative;
    background: var(--gradient-primary);
    overflow: hidden;
}

.course-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.course-card:hover .course-thumb img {
    transform: scale(1.08);
}

.course-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background-color: rgba(255,255,255,0.9);
    backdrop-filter: blur(4px);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 700;
    box-shadow: var(--shadow-sm);
}

.course-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.course-meta .duration {
    font-size: 13px;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.course-title {
    font-size: 18px;
    margin-bottom: 12px;
    line-height: 1.4;
    color: var(--color-text-primary);
    height: 50px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-desc {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-teacher {
    display: flex;
    align-items: center;
    gap: 10px;
    border-top: 1px solid rgba(0,0,0,0.05);
    padding-top: 16px;
}

.teacher-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background-color: #e2e8f0;
    overflow: hidden;
}

.teacher-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-primary);
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
}

.course-price {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 800;
    color: var(--color-accent-orange);
}

.course-price.free {
    color: var(--color-success);
}

/* About Us Sections */
.about-hero {
    background: var(--gradient-dark);
    color: #ffffff;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, rgba(168, 85, 247, 0) 70%);
    bottom: -150px;
    left: -100px;
}

.about-hero h1 {
    font-size: 48px;
    margin-bottom: 16px;
}

.about-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.about-image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-img-box {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 240px;
}

.about-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-img-box.tall {
    height: 320px;
    margin-top: -40px;
}

.about-text h2 {
    font-size: 32px;
    margin-bottom: 24px;
}

.about-text p {
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

.teachers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.teacher-card {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    text-align: center;
    padding: 32px 24px;
    transition: var(--transition-normal);
    border: 1px solid rgba(99, 102, 241, 0.03);
}

.teacher-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.teacher-card-avatar {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    margin: 0 auto 20px auto;
    border: 4px solid var(--color-bg-primary);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    background-color: #cbd5e1;
}

.teacher-card-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.teacher-card h3 {
    font-size: 18px;
    margin-bottom: 6px;
}

.teacher-role {
    font-size: 13px;
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.teacher-bio {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

.teacher-socials {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.social-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background-color: rgba(99, 102, 241, 0.05);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.social-icon:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

/* Testimonials / Customer Comments */
.testimonials-section {
    background-color: var(--color-bg-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    padding: 36px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.quote-icon {
    position: absolute;
    top: 24px;
    right: 36px;
    font-size: 48px;
    color: rgba(168, 85, 247, 0.08);
    font-family: Georgia, serif;
    line-height: 1;
}

.stars {
    color: #f59e0b;
    margin-bottom: 16px;
    display: flex;
    gap: 4px;
}

.testimonial-text {
    color: var(--color-text-secondary);
    font-style: italic;
    margin-bottom: 24px;
    font-size: 15px;
    position: relative;
    z-index: 1;
}

.testimonial-client {
    display: flex;
    align-items: center;
    gap: 12px;
}

.client-avatar {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background-color: #cbd5e1;
    overflow: hidden;
}

.client-name {
    font-weight: 700;
    font-size: 14px;
}

.client-company {
    font-size: 12px;
    color: var(--color-text-muted);
}

/* Contact Page Styles */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
}

.contact-info-panel {
    background: var(--gradient-dark);
    color: #ffffff;
    padding: 48px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.contact-info-panel::before {
    content: '';
    position: absolute;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.25) 0%, rgba(168, 85, 247, 0) 70%);
    top: -50px;
    right: -50px;
}

.contact-info-panel h2 {
    font-size: 28px;
    margin-bottom: 16px;
}

.contact-info-panel p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 32px;
}

.contact-details-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 48px;
}

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    font-size: 18px;
    flex-shrink: 0;
}

.contact-detail-content h4 {
    font-size: 15px;
    font-weight: 600;
}

.contact-detail-content p {
    margin: 0;
    font-size: 14px;
    color: rgba(255,255,255,0.8);
}

.contact-form-panel {
    background-color: var(--color-bg-secondary);
    padding: 48px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(99, 102, 241, 0.05);
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--color-text-primary);
}

.form-input {
    width: 100%;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(99, 102, 241, 0.15);
    background-color: var(--color-bg-primary);
    outline: none;
    font-size: 14px;
    transition: var(--transition-fast);
}

.form-input:focus {
    border-color: var(--color-primary);
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.map-container {
    height: 240px;
    background-color: #e2e8f0;
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.map-placeholder-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    font-weight: 600;
    color: var(--color-text-secondary);
}

/* Course Detail Page */
.course-detail-header {
    background: var(--gradient-dark);
    color: #ffffff;
    padding: 24px 0;
    position: relative;
}

.course-header-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
}

.course-breadcrumbs {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 16px;
    display: flex;
    gap: 8px;
}

.course-breadcrumbs a:hover {
    color: #ffffff;
}

.course-header-content h1 {
    font-size: 40px;
    margin-bottom: 16px;
}

.course-header-meta {
    display: flex;
    gap: 24px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.header-meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255,255,255,0.8);
}

.course-sidebar-card {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    padding: 32px;
    border: 1px solid rgba(255,255,255,0.8);
    position: relative;
    top: 0;
    color: var(--color-text-primary);
}

.course-sidebar-price {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800;
    color: var(--color-accent-orange);
    margin-bottom: 20px;
}

.sidebar-features-list {
    list-style: none;
    margin-bottom: 24px;
}

.sidebar-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-size: 14px;
    color: var(--color-text-secondary);
}

.sidebar-feature-item:last-child {
    border-bottom: none;
}

.sidebar-feature-icon {
    color: var(--color-success);
}

/* Course Main Layout */
.course-main-layout {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 48px;
    margin-top: -40px;
    position: relative;
    z-index: 10;
}

.course-main-content {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(99, 102, 241, 0.03);
}

.course-section {
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding-bottom: 32px;
}

.course-section:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

.course-section-title {
    font-size: 24px;
    margin-bottom: 20px;
    position: relative;
    padding-left: 14px;
}

.course-section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.course-syllabus-item {
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    background-color: var(--color-bg-primary);
    overflow: hidden;
}

.syllabus-trigger {
    padding: 16px 20px;
    background-color: var(--color-bg-secondary);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.syllabus-trigger:hover {
    background-color: rgba(99, 102, 241, 0.02);
}

.syllabus-content {
    padding: 16px 20px;
    border-top: 1px solid rgba(0,0,0,0.06);
    color: var(--color-text-secondary);
    font-size: 14px;
}

/* Downloads Section */
.resources-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.resource-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    background-color: rgba(99, 102, 241, 0.02);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.resource-item:hover {
    background-color: rgba(99, 102, 241, 0.05);
    border-color: var(--color-primary);
}

.resource-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.resource-icon {
    font-size: 24px;
}

.resource-icon.pdf { color: #f43f5e; }
.resource-icon.doc { color: #2563eb; }
.resource-icon.ppt { color: #ea580c; }
.resource-icon.xls { color: #16a34a; }
.resource-icon.file { color: #6b7280; }

.resource-title {
    font-weight: 600;
    font-size: 15px;
}

.resource-meta {
    font-size: 12px;
    color: var(--color-text-muted);
}

.download-lock-msg {
    background-color: rgba(239, 68, 68, 0.05);
    border: 1px solid rgba(239, 68, 68, 0.15);
    color: var(--color-error);
    border-radius: var(--radius-sm);
    padding: 16px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

/* Subscription Payment Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-normal);
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    padding: 40px;
    box-shadow: var(--shadow-lg), 0 10px 50px rgba(0,0,0,0.15);
    transform: scale(0.9);
    transition: var(--transition-normal);
    position: relative;
}

.modal-overlay.open .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--color-text-primary);
}

.modal-header {
    text-align: center;
    margin-bottom: 28px;
}

.modal-header h2 {
    font-size: 24px;
    margin-bottom: 8px;
}

.modal-header p {
    color: var(--color-text-secondary);
    font-size: 14px;
}

.payment-plan-selector {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.plan-option {
    flex: 1;
    border: 2px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.plan-option:hover {
    border-color: var(--color-primary);
}

.plan-option.selected {
    border-color: var(--color-primary);
    background-color: rgba(99, 102, 241, 0.02);
}

.plan-title {
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 4px;
}

.plan-price {
    font-size: 20px;
    font-weight: 800;
    color: var(--color-primary);
}

.checkout-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.card-input-wrapper {
    display: flex;
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-primary);
    align-items: center;
    padding: 0 16px;
}

.card-input-wrapper input {
    border: none;
    background: transparent;
    padding: 14px 0;
    outline: none;
    width: 100%;
    font-size: 14px;
}

.card-icon {
    color: var(--color-text-muted);
    margin-right: 12px;
}

.card-expiry-cvc {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.success-screen {
    text-align: center;
    display: none;
}

.success-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-full);
    background-color: rgba(34, 197, 94, 0.12);
    color: var(--color-success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin: 0 auto 20px auto;
    animation: scaleUp 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scaleUp {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

/* Footer Section */
footer.site-footer {
    background-color: #0f172a;
    color: #94a3b8;
    padding: 80px 0 32px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 40px;
    margin-bottom: 56px;
}

.footer-logo {
    color: #ffffff;
    font-size: 24px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-col h4 {
    color: #ffffff;
    margin-bottom: 24px;
    font-size: 16px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #94a3b8;
}

.footer-links a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.newsletter-form {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

.newsletter-input {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    padding: 10px 20px;
    color: #ffffff;
    font-size: 14px;
    outline: none;
    width: 100%;
}

.newsletter-input:focus {
    border-color: var(--color-primary);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
}

/* Responsiveness */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content p {
        margin: 0 auto 36px auto;
    }
    .hero-stats {
        justify-content: center;
    }
    .hero-visual {
        margin-top: 40px;
    }
    .about-intro-grid, .contact-grid, .course-header-grid, .course-main-layout {
        grid-template-columns: 1fr;
    }
    .about-image-grid {
        order: -1;
        margin-bottom: 40px;
    }
    .course-sidebar-card {
        position: static;
        margin-top: 32px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 576px) {
    .header-actions {
        display: none;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .hero-content h1 {
        font-size: 38px;
    }
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    .courses-filter-bar {
        flex-direction: column;
        align-items: stretch;
    }
    .search-box {
        max-width: 100%;
    }
}

/* Hero Visual Card Image Slider */
.hero-image-slider {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 16px;
    height: 280px;
    background: #e2e8f0;
}

.image-slides {
    position: relative;
    width: 100%;
    height: 100%;
}

.image-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
    z-index: 1;
}

.image-slide.active {
    opacity: 1;
    z-index: 2;
}

/* Testimonials Carousel Slider (Multi-card, responsive) */
.testimonials-carousel-container {
    overflow: hidden;
    width: 100%;
    position: relative;
    padding: 20px 0;
}

.testimonials-track {
    display: flex;
    gap: 24px;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonials-track .testimonial-card {
    flex: 0 0 calc(33.333% - 16px);
    box-sizing: border-box;
    max-width: none;
    margin: 0;
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    padding: 32px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(99, 102, 241, 0.03);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 280px;
    transition: var(--transition-normal);
}

.testimonials-track .testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 991px) {
    .testimonials-track .testimonial-card {
        flex: 0 0 calc(50% - 12px);
    }
}

@media (max-width: 640px) {
    .testimonials-track .testimonial-card {
        flex: 0 0 100%;
    }
}

/* Section Wave Dividers (Organic curves like Fundación Arcor) */
.wave-divider {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    z-index: 5;
    pointer-events: none;
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 48px;
}

/* Ensure sections are relative to contain absolute wave dividers */
.hero,
section.section-padding {
    position: relative;
}

/* Adjust paddings for sections containing wave dividers so content is not clipped by curves */
.hero {
    padding-bottom: 150px !important;
}

section.section-padding {
    padding-bottom: 120px !important;
}

/* Horizontal Course Card (Arcor Style) */
.courses-grid-horizontal {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.course-horizontal-card {
    display: flex;
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(99, 102, 241, 0.03);
    min-height: 220px;
}

.course-horizontal-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.course-horizontal-card .course-card-content {
    flex: 1.2;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.course-horizontal-card .course-card-img {
    flex: 0.8;
    position: relative;
    min-height: 220px;
    background-color: #e2e8f0;
}

.course-horizontal-card .course-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.course-horizontal-card .course-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-top: 12px;
}

@media (max-width: 991px) {
    .courses-grid-horizontal {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .course-horizontal-card {
        flex-direction: column-reverse;
    }
    .course-horizontal-card .course-card-img {
        flex: none;
        height: 180px;
        min-height: auto;
    }
}

/* Color CTA blocks (Arcor Style) */
.color-cta-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.wrap-cta {
    padding: 32px 24px;
    text-align: center;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.wrap-cta:hover {
    transform: translateY(-5px);
}

.wrap-cta.light-green {
    background-color: #BEEAD1;
}

.wrap-cta.light-red {
    background-color: #FFC6B2;
}

.wrap-cta.light-yellow {
    background-color: #FCE2B2;
}

.wrap-cta h3 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 12px;
    color: #0f172a;
}

.wrap-cta p {
    font-size: 15px;
    color: #334155;
    margin-bottom: 20px;
    line-height: 1.5;
}

.wrap-cta .cta-link {
    display: inline-block;
    padding: 8px 24px;
    background-color: #ffffff;
    color: #0f172a;
    font-weight: 700;
    font-size: 14px;
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: var(--transition-fast);
}

.wrap-cta .cta-link:hover {
    background-color: #0f172a;
    color: #ffffff;
}

@media (max-width: 991px) {
    .color-cta-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* Featured Blue Block (Arcor Style) */
.featured-blue-block {
    background-color: #1e56bc;
    color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 60px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.featured-blue-block h2 {
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 16px;
    color: #ffffff;
}

.featured-blue-block p {
    font-size: 16px;
    max-width: 640px;
    margin: 0 auto 32px auto;
    opacity: 0.95;
    line-height: 1.6;
}

/* Newsletter Social Icons (Arcor Style) */
.newsletter-social-icons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 24px;
}

.newsletter-social-icons a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background-color: #ffffff;
    color: #0f172a;
    border-radius: 50%;
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.newsletter-social-icons a:hover {
    background-color: #0f172a;
    color: #ffffff;
    transform: scale(1.1);
}

/* Videos Grid (Arcor/YouTube Style) */
.videos-homepage-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.video-card {
    transition: var(--transition-normal);
}

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

@media (max-width: 768px) {
    .videos-homepage-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* Hero Bootstrap Carousel Styles */
.hero-carousel-section {
    position: relative;
    width: 100%;
}

.carousel {
    position: relative;
    width: 100%;
    height: 640px;
    overflow: hidden;
}

.carousel-inner {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-item {
    flex: 0 0 100%;
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Indicators */
.carousel-indicators {
    position: absolute;
    bottom: 80px; /* Offset from bottom wave divider */
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
    z-index: 15;
}

.carousel-indicators li {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s;
}

.carousel-indicators li.active {
    background-color: #ffffff;
    transform: scale(1.2);
}

/* Controls */
.carousel-control-prev,
.carousel-control-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    background-color: rgba(15, 23, 42, 0.4);
    color: #ffffff;
    border-radius: 50%;
    text-decoration: none;
    z-index: 15;
    font-size: 28px;
    font-weight: 300;
    transition: background-color 0.2s, transform 0.2s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    background-color: rgba(15, 23, 42, 0.8);
    color: #ffffff;
    transform: translateY(-50%) scale(1.1);
}

.carousel-control-prev {
    left: 32px;
}

.carousel-control-next {
    right: 32px;
}

.carousel-control-prev-icon::before {
    content: "‹";
    line-height: 1;
}

.carousel-control-next-icon::before {
    content: "›";
    line-height: 1;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Caption Overlay */
.carousel-caption-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(15, 23, 42, 0.6), rgba(15, 23, 42, 0.7));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    text-align: center;
    z-index: 10;
}

.carousel-caption-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 24px;
}

.carousel-caption-content h2 {
    font-size: 48px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 20px;
    line-height: 1.25;
    text-shadow: 0 2px 8px rgba(15, 23, 42, 0.5);
}

.carousel-caption-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 36px;
    line-height: 1.6;
    text-shadow: 0 1px 4px rgba(15, 23, 42, 0.5);
}

@media (max-width: 991px) {
    .carousel {
        height: 520px;
    }
    .carousel-caption-content h2 {
        font-size: 36px;
    }
    .carousel-caption-content p {
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    .carousel {
        height: 480px;
    }
    .carousel-control-prev,
    .carousel-control-next {
        display: none; /* Hide controls on mobile */
    }
    .carousel-indicators {
        bottom: 60px;
    }
    .carousel-caption-content h2 {
        font-size: 28px;
    }
    .carousel-caption-content p {
        font-size: 14px;
        margin-bottom: 24px;
    }
}

/* 4-Column Course Cards Grid & Mini Cards */
.courses-grid-four {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
    margin-top: 24px;
}

.course-card-mini {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.03);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.course-card-mini:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.course-card-mini-img {
    height: 160px;
    position: relative;
    overflow: hidden;
    background-color: #f1f5f9;
}

.course-card-mini-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.course-card-mini:hover .course-card-mini-img img {
    transform: scale(1.05);
}

.course-card-mini-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex-grow: 1;
}

.course-card-mini-title {
    font-size: 16px;
    font-weight: 800;
    line-height: 1.3;
    margin: 0 0 8px 0;
    font-family: var(--font-heading);
}

.course-card-mini-title a {
    color: var(--color-text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.course-card-mini-title a:hover {
    color: var(--color-primary);
}

.course-card-mini-excerpt {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin: 0 0 16px 0;
}

.course-card-mini-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--color-text-muted);
    border-top: 1px solid rgba(0,0,0,0.04);
    padding-top: 12px;
}

.related-course-item:hover {
    opacity: 0.85;
}

@media (max-width: 1024px) {
    .courses-grid-four {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .courses-grid-four {
        grid-template-columns: 1fr;
    }
}

/* Floating Mascot Keyframes */
@keyframes floatMascot {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
    100% { transform: translateY(0px); }
}