/* Modern Design 2024-2025 - Glassmorphism, Trends, Lightness */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

:root {
    /* Modern Color Palette 2024-2025 */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --accent: #f59e0b;
    --success: #10b981;
    
    /* Neutral Colors */
    --text-dark: #0f172a;
    --text: #334155;
    --text-light: #64748b;
    --text-lighter: #94a3b8;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius: 16px;
    --radius-md: 24px;
    --radius-lg: 32px;
    --radius-xl: 48px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text);
    background-color: var(--bg-primary);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    opacity: 1;
    transition: opacity 0.5s ease;
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Modern Header with Glassmorphism */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(20px) saturate(180%);
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.main-header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.85);
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: var(--transition);
    letter-spacing: -0.02em;
}

.logo:hover {
    transform: scale(1.05);
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.main-nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.main-nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: var(--radius-full);
    transition: var(--transition);
}

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

.main-nav a:hover::before {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
    padding: 0.5rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.mobile-menu-toggle:hover {
    background: var(--bg-secondary);
}

/* Hero Section - Modern Slider with Decorations */
.hero-section {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    margin: 80px 0 0 0;
    padding: 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    border: none;
    outline: none;
    box-shadow: none;
}

/* Decorative Elements */
.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    filter: blur(60px);
    animation: float 20s ease-in-out infinite;
}

.circle-1 {
    width: 500px;
    height: 500px;
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.circle-2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    left: -150px;
    animation-delay: 5s;
}

.circle-3 {
    width: 300px;
    height: 300px;
    top: 50%;
    left: 10%;
    animation-delay: 10s;
}

.decoration-shape {
    position: absolute;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(236, 72, 153, 0.08));
    filter: blur(40px);
    animation: morph 15s ease-in-out infinite;
}

.shape-1 {
    width: 600px;
    height: 600px;
    top: 20%;
    right: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 450px;
    height: 450px;
    bottom: 10%;
    right: 20%;
    animation-delay: 7s;
}

@keyframes morph {
    0%, 100% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
        transform: rotate(0deg);
    }
    25% {
        border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%;
        transform: rotate(90deg);
    }
    50% {
        border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%;
        transform: rotate(180deg);
    }
    75% {
        border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%;
        transform: rotate(270deg);
    }
}

/* Hero Slider */
.hero-slider-wrapper {
    position: relative;
    width: 100%;
    height: 100vh;
    z-index: 2;
    border: none;
    outline: none;
    margin: 0;
    padding: 0;
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
}

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

.hero-slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1.1);
    transition: transform 8s cubic-bezier(0.4, 0, 0.2, 1);
    margin: 0;
    padding: 0;
    border: none;
    outline: none;
}

.hero-slide.active .hero-slide-bg {
    transform: scale(1);
}

.hero-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 41, 59, 0.75) 50%, rgba(99, 102, 241, 0.3) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-badge {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.hero-title-main {
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1rem;
    text-shadow: 0 4px 40px rgba(0, 0, 0, 0.6), 0 2px 15px rgba(0, 0, 0, 0.4);
    letter-spacing: -0.04em;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    color: #ffffff;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.9) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-sub {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out 0.4s both;
    color: rgba(255, 255, 255, 0.95);
    opacity: 0.9;
}

.hero-description {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    line-height: 1.8;
    margin-bottom: 3rem;
    max-width: 750px;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.4);
    animation: fadeInUp 0.8s ease-out 0.6s both;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

/* Slider Navigation */
.hero-slider-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    z-index: 20;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    pointer-events: none;
}

.slider-nav-btn {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    pointer-events: all;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.slider-nav-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.slider-nav-btn:active {
    transform: scale(0.95);
}

/* Slider Indicators */
.hero-slider-indicators {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    display: flex;
    gap: 1rem;
    align-items: center;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.indicator.active {
    width: 40px;
    border-radius: var(--radius-full);
    background: white;
    border-color: white;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.4);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.6);
    transform: scale(1.2);
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    font-weight: 500;
    animation: bounce 2s infinite;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(16px);
    }
}

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

/* Hero Accordion - Glassmorphism */
.hero-accordion {
    position: relative;
    z-index: 10;
    padding: 4rem 24px 3rem;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 1));
    backdrop-filter: blur(10px);
    margin-top: -2rem;
}

.accordion-item {
    max-width: 900px;
    margin: 0 auto 1rem;
    backdrop-filter: blur(20px) saturate(180%);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.accordion-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.5);
}

.accordion-header {
    width: 100%;
    padding: 1.5rem 2rem;
    background: transparent;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    font-family: inherit;
}

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

.accordion-icon {
    font-size: 1.5rem;
    font-weight: 300;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--primary);
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
    padding: 0 2rem;
}

.accordion-item.active .accordion-content {
    max-height: 500px;
    padding: 0 2rem 1.5rem;
}

.accordion-content p {
    color: var(--text);
    line-height: 1.8;
}

/* Buttons - Modern Style */
.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    font-family: inherit;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* Sections */
section {
    padding: 6rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
    font-weight: 400;
}

/* About Section */
.about-section {
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0.3;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.about-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    border: 1px solid rgba(99, 102, 241, 0.1);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.2);
}

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

.about-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: var(--transition);
}

.about-card:hover .about-icon {
    transform: scale(1.1) rotate(5deg);
}

.about-card h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 700;
}

.about-card p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* Courses Section */
.courses-section {
    background: var(--bg-primary);
    position: relative;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.course-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
}

.course-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: var(--radius-lg);
}

.course-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.course-card:hover::after {
    opacity: 0.05;
}

.course-image {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.course-card:hover .course-image {
    transform: scale(1.1);
}

.course-content {
    padding: 2rem;
    position: relative;
    z-index: 1;
}

.course-content h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.course-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 0.95rem;
}

.course-features {
    list-style: none;
    margin: 1.5rem 0;
    padding: 0;
}

.course-features li {
    padding: 0.75rem 0;
    color: var(--text-light);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 0.9rem;
    position: relative;
    padding-left: 1.5rem;
}

.course-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

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

.course-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.course-link:hover {
    color: var(--primary-dark);
    gap: 0.75rem;
}

.course-link::after {
    content: '→';
    transition: var(--transition);
}

/* Benefits Section */
.benefits-section {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    position: relative;
    overflow: hidden;
}

.benefits-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.benefits-list {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.benefit-item {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 4rem;
    align-items: flex-start;
    padding: 2rem;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.benefit-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.2);
}

.benefit-number {
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 100px;
    line-height: 1;
    opacity: 0.3;
}

.benefit-text h3 {
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.benefit-text p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 0.95rem;
}

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

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--bg-primary);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 8rem;
    color: var(--primary);
    opacity: 0.1;
    font-family: Georgia, serif;
    line-height: 1;
}

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

.testimonial-content {
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.testimonial-content p {
    color: var(--text);
    font-style: italic;
    line-height: 1.9;
    font-size: 1.05rem;
}

.testimonial-author strong {
    color: var(--text-dark);
    display: block;
    margin-bottom: 0.25rem;
    font-weight: 700;
    font-size: 1.05rem;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Process Section */
.process-section {
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.process-step {
    text-align: center;
    padding: 2rem;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.process-step:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.2);
}

.step-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    margin: 0 auto 1.5rem;
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
    transition: var(--transition);
}

.process-step:hover .step-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.4);
}

.process-step h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 700;
}

.process-step p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.cta-content p {
    font-size: 1.15rem;
    margin-bottom: 1rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.9;
    opacity: 0.95;
}

.cta-buttons {
    margin-top: 2.5rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background: white;
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-buttons .btn-primary:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.cta-buttons .btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 8rem 0 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-top: 80px;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    position: relative;
    z-index: 1;
}

.page-subtitle {
    font-size: 1.3rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

/* Content Section */
.content-section {
    padding: 6rem 0;
}

.content-section.alt-bg {
    background: var(--bg-secondary);
}

.content-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 6rem;
}

.content-block:last-child {
    margin-bottom: 0;
}

.content-image {
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.content-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: var(--radius-lg);
}

.content-image:hover::after {
    opacity: 0.1;
}

.content-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.content-image:hover img {
    transform: scale(1.05);
}

.content-text h2 {
    color: var(--text-dark);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.content-text p {
    color: var(--text-light);
    margin-bottom: 1.25rem;
    line-height: 1.9;
    font-size: 1.05rem;
}

.feature-list {
    list-style: none;
    margin-top: 2rem;
}

.feature-list li {
    padding: 1rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.8;
    font-size: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Contact Section */
.contact-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-info h2 {
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.contact-item {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: var(--radius);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.contact-item h3 {
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
    font-weight: 700;
}

.contact-item p {
    color: var(--text-light);
    line-height: 1.8;
}

.contact-item a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.contact-form-container h2 {
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.contact-form {
    background: var(--bg-primary);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.form-group {
    margin-bottom: 1.75rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--bg-primary);
    color: var(--text-dark);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

/* Thanks Section */
.thanks-section {
    padding: 8rem 0;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
}

.thanks-content {
    max-width: 700px;
    margin: 0 auto;
}

.thanks-icon {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    margin: 0 auto 2.5rem;
    box-shadow: 0 12px 40px rgba(16, 185, 129, 0.3);
    animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.thanks-content h1 {
    color: var(--text-dark);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.thanks-content p {
    color: var(--text-light);
    font-size: 1.15rem;
    margin-bottom: 1.25rem;
    line-height: 1.9;
}

.thanks-buttons {
    margin-top: 3rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Policy Section */
.policy-section {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.policy-section h1 {
    color: var(--text-dark);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    text-align: center;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.policy-intro {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 4rem;
    font-size: 1.05rem;
}

.policy-content {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--bg-secondary);
    padding: 4rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.policy-content h3 {
    color: var(--text-dark);
    margin-top: 3rem;
    margin-bottom: 1.25rem;
    font-size: 1.75rem;
    font-weight: 700;
}

.policy-content h4 {
    color: var(--text-dark);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.policy-content p {
    color: var(--text-light);
    margin-bottom: 1.25rem;
    line-height: 1.9;
    font-size: 1.05rem;
}

.policy-content ul {
    margin-left: 2rem;
    margin-bottom: 2rem;
}

.policy-content li {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.9;
    font-size: 1.05rem;
}

.policy-content a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.policy-content a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Footer */
.main-footer {
    background: linear-gradient(135deg, var(--text-dark) 0%, #1e293b 100%);
    color: white;
    padding: 4rem 0 2rem;
    position: relative;
}

.main-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0.3;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.9;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
    display: inline-block;
}

.footer-links a:hover {
    color: white;
    transform: translateX(4px);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Cookie Popup - Glassmorphism */
.cookie-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    backdrop-filter: blur(20px) saturate(180%);
    background: var(--glass-bg);
    border-top: 1px solid var(--glass-border);
    box-shadow: 0 -8px 32px 0 rgba(31, 38, 135, 0.37);
    z-index: 10000;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 1.5rem;
}

.cookie-popup.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-content p {
    flex: 1;
    margin: 0;
    line-height: 1.8;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.cookie-content a {
    color: var(--primary);
    text-decoration: underline;
    font-weight: 600;
}

.cookie-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    font-family: inherit;
    font-size: 0.95rem;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.cookie-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .content-block {
        gap: 3rem;
    }
    
    .contact-grid {
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        backdrop-filter: blur(20px) saturate(180%);
        background: var(--glass-bg);
        border-bottom: 1px solid var(--glass-border);
        box-shadow: var(--shadow-lg);
        padding: 1.5rem;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    }

    .main-nav.active {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 1rem;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-content {
        padding: 3rem 24px;
    }

    .content-block {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .content-block.reverse {
        direction: ltr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .cookie-btn {
        width: 100%;
    }

    .benefit-item {
        flex-direction: column;
        gap: 1.5rem;
        padding: 1.5rem;
    }

    .benefit-number {
        min-width: auto;
        font-size: 3rem;
    }

    .process-steps {
        grid-template-columns: 1fr;
    }

    section {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .hero-buttons,
    .cta-buttons,
    .thanks-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }

    .about-grid,
    .courses-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .policy-content {
        padding: 2.5rem 1.5rem;
    }

    .contact-form {
        padding: 2rem 1.5rem;
    }
}

/* Parallax Effect */
.parallax {
    will-change: transform;
}

/* Smooth scrolling for better UX */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Additional Modern Effects */
.content-block {
    will-change: transform, opacity;
}

/* Enhanced hover effects */
.course-card,
.about-card,
.testimonial-card,
.process-step {
    will-change: transform;
}

/* Smooth page transitions */
body {
    opacity: 1;
    transition: opacity 0.5s ease;
}

/* Gradient text animations */
@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.logo {
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
}

/* Floating animation for icons */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.about-icon {
    animation: float 3s ease-in-out infinite;
}

.about-card:nth-child(2) .about-icon {
    animation-delay: 0.5s;
}

.about-card:nth-child(3) .about-icon {
    animation-delay: 1s;
}

.about-card:nth-child(4) .about-icon {
    animation-delay: 1.5s;
}

/* Pulse effect for CTA buttons */
@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(99, 102, 241, 0.6);
    }
}

.cta-section .btn-primary {
    animation: pulse 2s ease-in-out infinite;
}

/* Glassmorphism enhancement */
.accordion-item,
.cookie-popup {
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
}

/* Modern scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary));
}

/* Selection color */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: var(--text-dark);
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* ============================================
   PAGE-SPECIFIC LAYOUTS
   ============================================ */

/* Kurzy Psani - Grid Cards Layout */
.courses-detail-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.courses-detail-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.course-detail-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.course-detail-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.2);
}

.course-detail-image {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
}

.course-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.course-detail-card:hover .course-detail-image img {
    transform: scale(1.1);
}

.course-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
    box-shadow: var(--shadow-md);
}

.course-badge.advanced {
    background: linear-gradient(135deg, var(--accent), #f97316);
}

.course-badge.special {
    background: linear-gradient(135deg, var(--secondary), #db2777);
}

.course-detail-content {
    padding: 2.5rem;
}

.course-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.course-duration,
.course-level {
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-light);
}

.course-detail-content h2 {
    color: var(--text-dark);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.course-detail-content > p {
    color: var(--text-light);
    line-height: 1.9;
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.course-features-box {
    margin-top: 2rem;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
}

.course-features-box h3 {
    color: var(--text-dark);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Vypraveni Pribehu - Timeline Layout */
.storytelling-section {
    padding: 6rem 0;
    background: var(--bg-primary);
    position: relative;
}

.storytelling-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 0;
}

.storytelling-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    transform: translateX(-50%);
    border-radius: var(--radius-full);
}

.timeline-item {
    position: relative;
    margin-bottom: 6rem;
    display: flex;
    align-items: flex-start;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    top: 2rem;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: 4px solid var(--bg-primary);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.timeline-content {
    width: calc(50% - 3rem);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.timeline-image-wrapper {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.timeline-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-item:hover .timeline-image {
    transform: scale(1.1);
}

.timeline-text {
    padding: 2.5rem;
}

.timeline-text h2 {
    color: var(--text-dark);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.timeline-meta {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    display: block;
}

.timeline-text > p {
    color: var(--text-light);
    line-height: 1.9;
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
}

.timeline-features {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.timeline-features h3 {
    color: var(--text-dark);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* O Nas - Masonry/Cards Grid Layout */
.about-detail-section {
    padding: 6rem 0;
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
}

.about-intro-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 5rem;
    background: var(--bg-primary);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-intro-image {
    width: 100%;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.about-intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-intro-block:hover .about-intro-image img {
    transform: scale(1.05);
}

.about-intro-text h2 {
    color: var(--text-dark);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.about-intro-text p {
    color: var(--text-light);
    line-height: 1.9;
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
}

.about-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.about-detail-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid rgba(99, 102, 241, 0.1);
    display: flex;
    flex-direction: column;
}

.about-detail-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.2);
}

.about-card-icon {
    padding: 2rem 2rem 1rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-card-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    margin: 0 2rem;
    border-radius: var(--radius);
}

.about-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-detail-card:hover .about-card-image img {
    transform: scale(1.1);
}

.about-card-content {
    padding: 2rem;
    flex: 1;
}

.about-card-content h3 {
    color: var(--text-dark);
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    letter-spacing: -0.01em;
}

.about-card-content p {
    color: var(--text-light);
    line-height: 1.9;
    margin-bottom: 1.25rem;
    font-size: 1rem;
}

/* Responsive adjustments for new layouts */
@media (max-width: 1024px) {
    .storytelling-timeline::before {
        left: 2rem;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 4rem;
    }
    
    .timeline-content {
        width: 100%;
    }
    
    .timeline-marker {
        left: 2rem;
    }
    
    .about-intro-block {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .courses-detail-grid {
        gap: 2rem;
    }
    
    .course-detail-image {
        height: 300px;
    }
    
    .course-detail-content {
        padding: 2rem;
    }
    
    .timeline-item {
        padding-left: 3rem;
    }
    
    .about-cards-grid {
        grid-template-columns: 1fr;
    }
    
    .about-intro-block {
        padding: 2rem;
    }
}