/* ========================================
   ReportClass - Global Styles
   Modern Design 2026 - Glass Morphism
   ======================================== */

:root {
    --primary-dark: #0f1419;
    --secondary-dark: #1a1f2e;
    --accent-blue: #10b981;
    --accent-purple: #34d399;
    --accent-cyan: #059669;
    --text-primary: #ffffff;
    --text-secondary: #b0b9c1;
    --border-light: rgba(255, 255, 255, 0.1);
    --border-lighter: rgba(255, 255, 255, 0.05);
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
        sans-serif;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========== COOKIE NOTIFICATION ========== */
.cookie-notification {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--glass-border);
    padding: 20px;
    z-index: 1000;
    display: none;
    justify-content: center;
    align-items: center;
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.cookie-content {
    max-width: 900px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.cookie-content p {
    font-size: 14px;
    color: var(--text-secondary);
    flex: 1;
}

.cookie-content a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.cookie-content a:hover {
    border-bottom-color: var(--accent-blue);
}

.cookie-btn {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    color: white;
    border: none;
    padding: 10px 25px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cookie-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

/* ========== HEADER & NAVIGATION ========== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 20, 25, 0.5);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    padding: 20px 0;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-logo {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    transition: transform 0.3s ease;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:not(.nav-link-btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    transition: width 0.3s ease;
}

.nav-link:not(.nav-link-btn):hover {
    color: var(--text-primary);
}

.nav-link:not(.nav-link-btn):hover::after {
    width: 100%;
}

.nav-link-btn {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    padding: 10px 25px;
    border-radius: 8px;
    color: white !important;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nav-link-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: 0.3s ease;
    border-radius: 3px;
}

/* ========== HERO SECTION ========== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: -80px;
    padding-top: 80px;
}

/* Animated Particles */
.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.6), rgba(59, 130, 246, 0));
    border-radius: 50%;
    animation: float 15s infinite ease-in-out;
}

.particle:nth-child(1) { width: 4px; height: 4px; left: 10%; top: 20%; animation-delay: 0s; animation-duration: 12s; }
.particle:nth-child(2) { width: 6px; height: 6px; left: 20%; top: 80%; animation-delay: 2s; animation-duration: 14s; }
.particle:nth-child(3) { width: 3px; height: 3px; left: 30%; top: 40%; animation-delay: 4s; animation-duration: 16s; }
.particle:nth-child(4) { width: 5px; height: 5px; left: 40%; top: 60%; animation-delay: 1s; animation-duration: 13s; }
.particle:nth-child(5) { width: 4px; height: 4px; left: 50%; top: 30%; animation-delay: 3s; animation-duration: 15s; }
.particle:nth-child(6) { width: 6px; height: 6px; left: 60%; top: 70%; animation-delay: 5s; animation-duration: 11s; }
.particle:nth-child(7) { width: 3px; height: 3px; left: 70%; top: 50%; animation-delay: 2.5s; animation-duration: 17s; }
.particle:nth-child(8) { width: 5px; height: 5px; left: 80%; top: 25%; animation-delay: 4.5s; animation-duration: 12.5s; }
.particle:nth-child(9) { width: 4px; height: 4px; left: 90%; top: 75%; animation-delay: 1.5s; animation-duration: 14.5s; }
.particle:nth-child(10) { width: 6px; height: 6px; left: 15%; top: 45%; animation-delay: 3.5s; animation-duration: 16.5s; }
.particle:nth-child(11) { width: 3px; height: 3px; left: 25%; top: 65%; animation-delay: 2.8s; animation-duration: 13.5s; }
.particle:nth-child(12) { width: 5px; height: 5px; left: 35%; top: 15%; animation-delay: 4.2s; animation-duration: 15.5s; }
.particle:nth-child(13) { width: 4px; height: 4px; left: 45%; top: 85%; animation-delay: 1.8s; animation-duration: 11.5s; }
.particle:nth-child(14) { width: 6px; height: 6px; left: 55%; top: 55%; animation-delay: 3.2s; animation-duration: 17.5s; }
.particle:nth-child(15) { width: 3px; height: 3px; left: 65%; top: 35%; animation-delay: 5.5s; animation-duration: 12.8s; }
.particle:nth-child(16) { width: 5px; height: 5px; left: 75%; top: 90%; animation-delay: 2.2s; animation-duration: 14.8s; }
.particle:nth-child(17) { width: 4px; height: 4px; left: 85%; top: 10%; animation-delay: 4.8s; animation-duration: 16.8s; }
.particle:nth-child(18) { width: 6px; height: 6px; left: 95%; top: 50%; animation-delay: 1.2s; animation-duration: 13.8s; }
.particle:nth-child(19) { width: 3px; height: 3px; left: 12%; top: 70%; animation-delay: 3.8s; animation-duration: 15.8s; }
.particle:nth-child(20) { width: 5px; height: 5px; left: 88%; top: 40%; animation-delay: 5.2s; animation-duration: 11.8s; }

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    50% {
        transform: translate(var(--float-x, 50px), var(--float-y, -100px)) scale(1.5);
        opacity: 0.8;
    }
    90% {
        opacity: 0.5;
    }
}

.particle:nth-child(odd) { --float-x: 60px; --float-y: -120px; }
.particle:nth-child(even) { --float-x: -60px; --float-y: -100px; }
.particle:nth-child(3n) { --float-x: 40px; --float-y: -140px; }

/* Floating Circles */
.hero-circles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
    pointer-events: none;
}

.circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(59, 130, 246, 0.15);
    animation: circleFloat 20s infinite ease-in-out;
}

.circle-1 {
    width: 400px;
    height: 400px;
    top: -200px;
    left: -100px;
    border-color: rgba(59, 130, 246, 0.12);
    animation-duration: 25s;
}

.circle-2 {
    width: 600px;
    height: 600px;
    bottom: -300px;
    right: -200px;
    border-color: rgba(139, 92, 246, 0.1);
    animation-duration: 30s;
    animation-delay: 5s;
}

.circle-3 {
    width: 350px;
    height: 350px;
    top: 50%;
    right: -100px;
    border-color: rgba(6, 182, 212, 0.12);
    animation-duration: 22s;
    animation-delay: 10s;
}

.circle-4 {
    width: 500px;
    height: 500px;
    bottom: 10%;
    left: 5%;
    border-color: rgba(59, 130, 246, 0.08);
    animation-duration: 28s;
    animation-delay: 3s;
}

@keyframes circleFloat {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(30px, -40px) rotate(90deg);
    }
    50% {
        transform: translate(-20px, -80px) rotate(180deg);
    }
    75% {
        transform: translate(-50px, -40px) rotate(270deg);
    }
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(15, 20, 25, 0.4), rgba(15, 20, 25, 0.75));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 95%;
    width: 100%;
    padding: 40px 20px 180px 20px;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: clamp(48px, 15vw, 160px);
    font-weight: 900;
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.hero-subtitle {
    font-size: clamp(16px, 2.5vw, 24px);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    border: none;
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-cta:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.6);
}

.hero-cta:active {
    transform: translateY(-2px);
}

.hero-controls {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 30px;
    z-index: 10;
}

.hero-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-light);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.hero-btn:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--accent-blue);
    transform: scale(1.1);
}

.hero-dots {
    display: flex;
    gap: 15px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.dot.active {
    background: var(--accent-blue);
    width: 30px;
    border-radius: 6px;
}

/* ========== GLASS MORPHISM ========== */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
}

/* ========== WHY US SECTION ========== */
.why-us {
    padding: 100px 0;
    position: relative;
}

.why-us h2 {
    font-size: clamp(28px, 5vw, 52px);
    text-align: center;
    margin-bottom: 60px;
    font-weight: 800;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.feature-card {
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-blue);
}

.feature-icon {
    font-size: 60px;
    margin-bottom: 20px;
    display: block;
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: 700;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}

/* ========== COURSES PREVIEW ========== */
.courses-preview {
    padding: 100px 0;
}

.courses-preview h2 {
    font-size: clamp(28px, 5vw, 52px);
    text-align: center;
    margin-bottom: 60px;
    font-weight: 800;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.course-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    transform: translateY(-15px);
    border-color: var(--accent-blue);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.2);
}

.course-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.course-info {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.course-info h3 {
    font-size: 22px;
    margin-bottom: 10px;
    font-weight: 700;
}

.course-level {
    color: var(--accent-blue);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
}

.course-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
    flex-grow: 1;
}

.course-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.course-btn {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.course-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

/* ========== TESTIMONIALS ========== */
.testimonials {
    padding: 100px 0;
}

.testimonials h2 {
    font-size: clamp(28px, 5vw, 52px);
    text-align: center;
    margin-bottom: 60px;
    font-weight: 800;
}

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

.testimonial-card {
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-purple);
}

.star-rating {
    color: #fbbf24;
    font-size: 18px;
    margin-bottom: 15px;
    display: block;
}

.testimonial-text {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 15px;
    font-style: italic;
}

.testimonial-author {
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 14px;
}

/* ========== STATISTICS ========== */
.statistics {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 20px;
    margin: 0 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 30px;
}

.stat-number {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 600;
}

/* ========== FAQ SECTION ========== */
.faq {
    padding: 100px 0;
}

.faq h2 {
    font-size: clamp(28px, 5vw, 52px);
    text-align: center;
    margin-bottom: 60px;
    font-weight: 800;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 20px;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    overflow: hidden;
    background: var(--glass-bg);
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--accent-blue);
}

.faq-question {
    width: 100%;
    background: transparent;
    border: none;
    padding: 25px;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.faq-question:hover {
    color: var(--accent-blue);
}

.faq-icon {
    font-size: 24px;
    transition: transform 0.3s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: rgba(0, 0, 0, 0.2);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 25px 25px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 14px;
}

/* ========== CTA SECTION ========== */
.cta-section {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(59, 130, 246, 0.15));
    border-radius: 20px;
    margin: 0 20px;
}

.cta-section h2 {
    font-size: clamp(32px, 5vw, 52px);
    margin-bottom: 20px;
    font-weight: 800;
}

.cta-section p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-button {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    border: none;
    padding: 18px 50px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 25px 60px rgba(59, 130, 246, 0.5);
}

/* ========== CONTACT SECTION ========== */
.contact {
    padding: 100px 0;
}

.contact h2 {
    font-size: clamp(28px, 5vw, 52px);
    text-align: center;
    margin-bottom: 60px;
    font-weight: 800;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h3 {
    font-size: 24px;
    margin-bottom: 30px;
    font-weight: 700;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    font-size: 28px;
    min-width: 40px;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}

.contact-item p strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 8px;
}

.contact-item a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--accent-cyan);
}

.contact-form {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--accent-blue);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}

.form-group select {
    cursor: pointer;
    color: var(--text-secondary);
}

.form-group select option {
    background: var(--secondary-dark);
    color: var(--text-primary);
}

.submit-btn {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    color: white;
    border: none;
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

/* ========== FOOTER ========== */
.footer {
    background: rgba(15, 20, 25, 0.8);
    border-top: 1px solid var(--border-light);
    padding: 60px 0 30px;
    margin-top: 100px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-section p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

.footer-section a:hover {
    color: var(--accent-blue);
}

.social-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-link {
    background: rgba(59, 130, 246, 0.1);
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
}

.social-link:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--accent-blue);
    color: var(--accent-blue) !important;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-light);
    color: var(--text-secondary);
    font-size: 13px;
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: rgba(15, 20, 25, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        gap: 15px;
        padding: 30px 0;
    }

    .nav-menu li {
        width: 100%;
        padding: 0 20px;
    }

    .nav-link {
        display: block;
        padding: 15px 20px;
        font-size: 16px;
        border-radius: 8px;
        transition: all 0.3s ease;
    }

    .nav-link:not(.nav-link-btn):hover {
        background: var(--glass-bg);
    }

    .nav-link-btn {
        display: inline-block;
        padding: 15px 40px !important;
        font-size: 16px;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-8px, 8px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(45deg) translate(-8px, -8px);
    }

    .hero-controls {
        bottom: 20px;
        gap: 15px;
    }

    .hero-btn {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }

    .hero-dots {
        gap: 10px;
    }

    .dot {
        width: 10px;
        height: 10px;
    }

    .dot.active {
        width: 24px;
    }

    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .cookie-content p {
        margin-bottom: 15px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .hero-title {
        font-size: clamp(36px, 10vw, 80px);
    }

    .hero-subtitle {
        font-size: 16px;
        margin-bottom: 25px;
    }

    .course-card {
        margin-bottom: 20px;
    }

    .feature-card,
    .testimonial-card {
        padding: 25px;
    }

    .faq-question {
        font-size: 14px;
        padding: 20px;
    }

    .contact-form {
        padding: 25px;
    }

    .statistics {
        margin: 0 20px;
    }

    .cta-section {
        margin: 0 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav-menu {
        gap: 0;
    }

    .nav-link {
        font-size: 13px;
        padding: 15px 0;
    }

    .navbar-logo {
        font-size: 22px;
    }

    .hero-title {
        font-size: clamp(28px, 8vw, 60px);
        margin-bottom: 15px;
    }

    .hero-subtitle {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .hero-cta {
        padding: 12px 30px;
        font-size: 14px;
    }

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

    .hero-controls {
        flex-wrap: wrap;
        justify-content: center;
    }

    .stat-number {
        font-size: 32px;
    }

    .stat-label {
        font-size: 13px;
    }

    .faq-question {
        font-size: 13px;
        padding: 15px;
    }

    .faq-answer p {
        padding: 0 15px 15px;
        font-size: 13px;
    }

    .contact-item {
        gap: 15px;
    }

    .contact-form {
        padding: 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .cta-section {
        padding: 50px 20px;
        margin: 0 15px;
    }

    .cta-section h2 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .cta-section p {
        font-size: 14px;
        margin-bottom: 25px;
    }

    .cta-button {
        padding: 12px 30px;
        font-size: 13px;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}