:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --dark-bg: #0a0a0f;
    --dark-surface: #12121a;
    --dark-card: #1a1a24;
    --text-primary: #ffffff;
    --text-secondary: #b0b0c3;
    --text-muted: #6b6b7b;
    --border-color: rgba(255, 255, 255, 0.1);
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --whatsapp-color: #25d366;
    --shadow-1: 0 10px 40px rgba(102, 126, 234, 0.2);
    --shadow-2: 0 20px 60px rgba(0, 0, 0, 0.4);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
}

.container {
    max-width: 100%;
    width: 100%;
    margin: 0;
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
    box-sizing: border-box;
}

.loader-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-wrapper.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    width: 60px;
    height: 60px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

.top-bar {
    background: var(--gradient-1);
    padding: 8px 0;
}

.top-bar-content {
    display: flex;
    justify-content: flex-end;
}

.top-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
    text-decoration: none;
    font-weight: 500;
}

.main-nav {
    background: var(--dark-bg);
    padding: 20px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled .main-nav {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: var(--shadow-glass);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    gap: 12px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    min-width: 0;
    flex-shrink: 1;
}

.logo i {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.6rem;
}

.logo-img {
    height: 44px;
    width: auto;
    max-width: min(200px, 58vw);
    object-fit: contain;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

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

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

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 0;
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    font-size: 0.9rem;
}

.dropdown-menu a::after {
    display: none;
}

.nav-btn {
    padding: 10px 24px !important;
    border-radius: 50px;
    background: var(--gradient-1);
    color: var(--text-primary) !important;
}

.nav-btn::after {
    display: none;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-1);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 28px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.btn-primary,
.btn-secondary,
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-family: 'Poppins', sans-serif;
}

.btn-primary {
    background: var(--gradient-1);
    color: var(--text-primary);
    box-shadow: var(--shadow-1);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(102, 126, 234, 0.3);
}

.btn-whatsapp {
    background: var(--whatsapp-color);
    color: white;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.4);
}

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

.btn-secondary:hover {
    border-color: var(--primary-color);
    background: rgba(102, 126, 234, 0.1);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 140px;
    padding-bottom: 80px;
    overflow: hidden;
    max-width: 100%;
    width: 100%;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 8s ease-in-out infinite;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-color);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary-color);
    top: 50%;
    right: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: var(--accent-color);
    bottom: 10%;
    left: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.hero-text {
    max-width: 100%;
    min-width: 0;
}

.hero-subtitle--light {
    color: var(--text-primary);
    font-weight: 600;
    font-size: clamp(1.05rem, 2.8vw + 0.5rem, 1.5rem);
    margin-bottom: 24px;
}

.hero-text .hero-description {
    color: var(--text-secondary);
    font-size: clamp(0.95rem, 2vw + 0.5rem, 1.1rem);
    margin-bottom: 36px;
    max-width: 52rem;
    margin-left: auto;
    margin-right: auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: rgba(102, 126, 234, 0.15);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 28px;
}

.hero-title {
    font-size: clamp(1.55rem, 4vw + 1rem, 3.35rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    overflow-wrap: anywhere;
    word-break: break-word;
    background: linear-gradient(135deg, #ffffff 0%, #a8a8c8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-indicator span {
    display: block;
    width: 30px;
    height: 50px;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        top: 8px;
    }
    100% {
        opacity: 0;
        top: 28px;
    }
}

.quick-features {
    background: var(--dark-surface);
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.features-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--text-secondary);
    font-weight: 500;
}

.feature-item i {
    color: var(--primary-color);
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 16px;
}

.feature-text h4 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

section {
    padding: 100px 0;
}

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

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(102, 126, 234, 0.15);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.placement {
    background: var(--dark-surface);
    overflow-x: hidden;
    max-width: 100%;
}

.stats-section {
    padding: 80px 0;
    background: var(--dark-surface);
    overflow-x: hidden;
    max-width: 100%;
}

.stats-lead {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-number {
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: 800;
    margin: 0;
    line-height: 1.15;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-top: 8px;
}

.companies-marquee {
    overflow: hidden;
    width: 100%;
    max-width: 100%;
    margin-top: 8px;
    mask-image: linear-gradient(to right, transparent, #000 4%, #000 96%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, #000 4%, #000 96%, transparent);
}

.companies-marquee-track {
    display: flex;
    width: max-content;
    animation: companies-marquee-scroll 45s linear infinite;
    will-change: transform;
}

.companies-marquee-track:hover {
    animation-play-state: paused;
}

.companies-marquee-group {
    display: flex;
    align-items: stretch;
    gap: 24px;
    padding-right: 24px;
    flex-shrink: 0;
}

@keyframes companies-marquee-scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@media (prefers-reduced-motion: reduce) {
    .companies-marquee-track {
        animation: none;
    }

    .companies-marquee {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        mask-image: none;
        -webkit-mask-image: none;
    }
}

.company-logo {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 100px;
    min-width: 148px;
    flex-shrink: 0;
}

.company-logo img {
    max-height: 48px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    filter: grayscale(0.15);
    opacity: 0.92;
    transition: opacity 0.3s ease, filter 0.3s ease, transform 0.3s ease;
}

.company-logo i {
    font-size: 2.5rem;
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.company-logo span {
    font-weight: 700;
    color: var(--text-muted);
    transition: color 0.3s ease;
    font-size: 0.85rem;
}

.company-logo:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.company-logo:hover img {
    filter: none;
    opacity: 1;
}

.company-logo:hover i,
.company-logo:hover span {
    color: var(--primary-color);
}

.about-content {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 60px;
    align-items: center;
}

.about-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 20px;
}

.about-text h3 {
    font-size: 1.75rem;
    margin-bottom: 24px;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

.about-feature {
    text-align: center;
    padding: 24px 16px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.about-feature:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.about-feature i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.about-feature h4 {
    font-size: 1rem;
    font-weight: 600;
}

.about-modules,
.about-benefits {
    margin-bottom: 20px;
}

.about-modules h4,
.about-benefits h4 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: var(--primary-color);
}

.about-modules ul,
.about-benefits ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.about-modules li,
.about-benefits li {
    padding: 8px 16px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 8px;
    font-size: 0.9rem;
}

.about-note {
    display: inline-block;
    padding: 10px 24px;
    background: var(--gradient-1);
    border-radius: 50px;
    font-weight: 600;
    margin-top: 12px;
}

.about-image {
    display: grid;
    gap: 24px;
}

.about-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
}

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

.about-card .card-header {
    width: 70px;
    height: 70px;
    background: var(--gradient-1);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.about-card .card-header i {
    font-size: 1.8rem;
}

.about-card h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.about-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.highlight-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 36px;
    text-align: center;
    transition: all 0.3s ease;
}

.highlight-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-8px);
    box-shadow: var(--shadow-1);
}

.highlight-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 24px;
}

.highlight-icon img {
    width: 44px;
    height: 44px;
    object-fit: contain;
}

.highlights-banner {
    margin-bottom: 40px;
    text-align: center;
}

.highlights-banner img {
    max-width: min(920px, 100%);
    height: auto;
    border-radius: 20px;
    display: inline-block;
}

.highlight-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
}

.course-list {
    background: var(--dark-surface);
}

.course-cards {
    display: flex;
    justify-content: center;
}

.course-showcase {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    width: 100%;
}

.course-showcase .course-cards {
    display: flex;
    justify-content: center;
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100%;
}

.course-card--featured {
    max-width: 800px;
    width: 100%;
}

.course-card__actions {
    justify-content: center;
    margin-top: 28px;
}

.course-showcase-deco {
    width: min(260px, 22vw);
    height: auto;
    object-fit: contain;
    flex-shrink: 0;
    display: block;
}

.course-card-hero-img {
    width: 100%;
    max-width: 360px;
    height: auto;
    margin: 0 auto 24px;
    display: block;
    border-radius: 16px;
    object-fit: contain;
}

.course-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    max-width: 600px;
    width: 100%;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.course-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-8px);
    box-shadow: var(--shadow-1);
}

.course-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 24px;
    background: var(--gradient-2);
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.course-card h3 {
    font-size: 1.75rem;
    margin-top: 16px;
    margin-bottom: 16px;
}

.course-card p {
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.8;
}

.curriculum-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-item {
    padding: 12px 28px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-item:hover {
    border-color: rgba(102, 126, 234, 0.5);
}

.tab-item.active {
    background: var(--gradient-1);
    border-color: transparent;
}

.tab-content {
    display: none;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
}

.tab-content.active {
    display: block;
}

.tab-content h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

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

.benefits-list {
    list-style: none;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-secondary);
}

.benefits-list i {
    color: var(--primary-color);
    font-size: 1.25rem;
    width: 24px;
}

.testimonials-slider {
    overflow: hidden;
    position: relative;
    width: 100%;
    max-width: 100%;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: 100%;
    padding-left: 0;
    padding-right: 0;
}

.testimonial-quote {
    font-size: 3rem;
    color: var(--primary-color);
    opacity: 0.3;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 20px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    flex-shrink: 0;
    overflow: hidden;
}

img.author-avatar {
    object-fit: cover;
    padding: 0;
}

.author-info h4 {
    font-size: 1.15rem;
    margin-bottom: 4px;
}

.author-info span {
    color: var(--primary-color);
    font-size: 0.9rem;
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 40px;
}

.slider-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dots .dot.active {
    background: var(--primary-color);
    width: 36px;
    border-radius: 6px;
}

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

.faq-item {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(102, 126, 234, 0.5);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 28px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: rgba(102, 126, 234, 0.05);
}

.faq-question h4 {
    font-size: 1.05rem;
    font-weight: 500;
}

.faq-question i {
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 28px 24px;
    color: var(--text-secondary);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.contact {
    background: var(--dark-surface);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    max-width: 600px;
    margin: 0 auto;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 36px;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-bottom: 36px;
}

.info-item {
    display: flex;
    gap: 20px;
}

.info-icon {
    width: 56px;
    height: 56px;
    background: rgba(102, 126, 234, 0.15);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.info-text h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.info-text p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 48px;
    height: 48px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--gradient-1);
    border-color: transparent;
    color: var(--text-primary);
    transform: translateY(-3px);
}

.contact-form-wrapper {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
}

.contact-form h3 {
    font-size: 1.75rem;
    margin-bottom: 28px;
}

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

.form-group input,
.form-group select {
    width: 100%;
    padding: 16px 20px;
    background: var(--dark-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group label {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    transition: all 0.3s ease;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group.select-focused .select-label,
.form-group select:focus + .select-label,
.form-group select:valid + .select-label,
.form-group-select.select-focused .select-label {
    top: 0;
    left: 16px;
    font-size: 0.8rem;
    background: var(--dark-card);
    padding: 0 8px;
    color: var(--primary-color);
}

.form-group-select {
    position: relative;
}

.form-group-select select {
    appearance: none;
    cursor: pointer;
    padding-right: 48px;
}

.form-group-select::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    transition: all 0.3s ease;
}

.form-group-select.select-focused::after,
.form-group-select:has(select:focus)::after,
.form-group-select:focus-within::after {
    color: var(--primary-color);
    transform: translateY(-50%) rotate(180deg);
}

.form-group .select-label {
    top: 50%;
}

.footer {
    background: var(--dark-surface);
    padding: 60px 0 24px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    margin-bottom: 16px;
}

.footer-logo i {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.6rem;
}

.footer-logo-img {
    height: 52px;
    width: auto;
    max-width: 220px;
    object-fit: contain;
    display: block;
}

.about-visual {
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.about-visual img {
    width: 100%;
    height: auto;
    display: block;
}

.footer-col p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

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

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

.footer-col ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-col ul li a:hover {
    color: var(--primary-color);
}

.footer-col ul li i {
    width: 20px;
    color: var(--primary-color);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--whatsapp-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all 0.3s ease;
}

.whatsapp-btn:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.5);
}

.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    cursor: pointer;
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.6s ease;
}

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

@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }

    .about-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .about-features {
        grid-template-columns: repeat(3, 1fr);
    }

    .highlights-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 28px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--dark-surface);
        flex-direction: column;
        align-items: flex-start;
        padding: 120px 32px 32px;
        transition: right 0.3s ease;
        box-shadow: var(--shadow-2);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
    }

    .nav-btn {
        margin-top: 20px;
    }

    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: transparent;
        border: none;
        padding: 0 0 0 20px;
    }

    .hero-title {
        font-size: 2.3rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .course-showcase-deco {
        display: none;
    }

    .features-grid {
        gap: 24px;
    }

    .section-title {
        font-size: 2rem;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 24px;
    }

    .testimonial-card {
        padding: 0;
    }

    .testimonial-text {
        font-size: 1.05rem;
    }

    .contact-form-wrapper {
        padding: 28px;
    }

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

    section {
        padding: 70px 0;
    }

    .curriculum-tabs {
        gap: 8px;
    }

    .tab-item {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .tab-content {
        padding: 28px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .whatsapp-btn {
        width: 54px;
        height: 54px;
        font-size: 1.6rem;
        bottom: 20px;
        right: 20px;
    }

    .back-to-top {
        bottom: 84px;
        right: 20px;
    }
}