:root {
    /* Colors from DESIGN.md & Prototype */
    --primary: #2563eb;
    --primary-dark: #312e81;
    /* Indigo 900 */
    --primary-bright: #3b82f6;
    /* Blue 500 */
    --secondary: #4e5e81;
    --tertiary: #22c55e;
    --background: #f8f9fb;
    --on-background: #191c1e;
    --on-surface-variant: #434655;

    /* Gradients */
    --primary-gradient: linear-gradient(to right, var(--primary), var(--primary-dark));

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-blur: 20px;
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);

    /* Typography */
    --font-main: 'Inter', sans-serif;

    /* Spacing & Sizing */
    --container-max: 1280px;
    --header-height: 80px;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    max-width: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-main);
    background-color: var(--background);
    color: var(--on-background);
    line-height: 1.6;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Background Orbs */
.orbs-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: -1;
}

.glow-orb {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0) 70%);
}

.orb-1 {
    top: -100px;
    right: -50px;
}

.orb-2 {
    bottom: 10%;
    left: -100px;
    opacity: 0.6;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.header-container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 2rem !important;
    color: var(--primary);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-main);
}

/* Utilities */
.text-primary {
    color: var(--primary) !important;
}

.text-secondary {
    color: var(--secondary) !important;
}

/* Navigation */
.nav-desktop {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--on-surface-variant);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 0;
}

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

.nav-link.active {
    color: var(--primary);
    font-weight: 700;
    border-bottom: 2px solid var(--primary);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.dropdown-icon {
    font-size: 1.25rem !important;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0.5rem;
    width: 200px;
    padding: 0.5rem;
    border-radius: 1rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 1001;
}

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

.glass-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--on-surface-variant);
    font-weight: 500;
    border-radius: 0.75rem;
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    background: rgba(37, 99, 235, 0.05);
    color: var(--primary);
}

/* Buttons */
.btn {
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    font-family: var(--font-main);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    box-shadow: 0 0 20px rgba(37, 99, 235, 0.4);
    transform: translateY(-1px);
}

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

/* Main Content */
.main-content {
    padding-top: var(--header-height);
}

/* Hero Section */
.hero {
    padding-top: 3%;
    padding-bottom: 4rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(37, 99, 235, 0.1);
    padding: 0.5rem 1.25rem;
    border-radius: 9999px;
    width: fit-content;
}

.badge-text {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Hero Typography */
.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.typing-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.typing-text {
    border-right: 3px solid var(--primary);
    padding-right: 0.5rem;
    animation: blink 0.75s step-end infinite;
}

@keyframes blink {

    from,
    to {
        border-color: transparent;
    }

    50% {
        border-color: var(--primary);
    }
}

.hero-description {
    font-size: 1.125rem;
    color: var(--on-surface-variant);
    max-width: 540px;
    line-height: 1.7;
}

/* Hero Actions */
.hero-actions {
    display: flex;
    gap: 1rem;
    padding-top: 1rem;
}

.btn-xl {
    padding: 1.25rem 2.5rem;
    font-size: 1rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.btn-outline {
    background: white;
    border: 2px solid var(--tertiary);
    color: var(--tertiary);
}

.btn-outline:hover {
    background: rgba(34, 197, 94, 0.05);
}

/* Social Proof */
.social-proof {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding-top: 2rem;
}

.avatar-group {
    display: flex;
    align-items: center;
}

.avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    border: 2px solid white;
    margin-left: -0.75rem;
    object-fit: cover;
}

.avatar:first-child {
    margin-left: 0;
}

.avatar-more {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: #dbe1ff;
    color: #00174b;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    border: 2px solid white;
    margin-left: -0.75rem;
}

.social-proof-text {
    font-size: 0.875rem;
    color: var(--on-surface-variant);
    line-height: 1.4;
}

.social-proof-text strong {
    color: var(--on-background);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.visual-container {
    padding: 2rem;
    border-radius: 2.5rem;
    aspect-ratio: 1/1;
    overflow: hidden;
    position: relative;
    z-index: 10;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 2rem;
}

.floating-icon {
    position: absolute;
    padding: 1rem;
    border-radius: 1.25rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-icon span {
    font-size: 2.5rem !important;
}

.icon-1 {
    top: 2.5rem;
    left: 2.5rem;
}

.icon-2 {
    bottom: 5rem;
    right: 2.5rem;
}

.icon-3 {
    top: 50%;
    right: -1.5rem;
    transform: translateY(-50%);
}

.text-blue {
    color: #3b82f6;
}

.text-green {
    color: #22c55e;
}

.text-purple {
    color: #a855f7;
}

.visual-glow {
    position: absolute;
    top: -1rem;
    left: -1rem;
    right: -1rem;
    bottom: -1rem;
    background: rgba(37, 99, 235, 0.2);
    filter: blur(48px);
    border-radius: 50%;
    z-index: 5;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

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

.animate-bounce {
    animation: bounce 2s ease-in-out infinite;
}

/* Sections */
section {
    padding: 5rem 0;
}

.section-header {
    margin-bottom: 3rem;
}

.section-header.centered {
    text-align: center;
}

.section-badge {
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-top: 0.5rem;
}

.section-subtitle {
    color: var(--on-surface-variant);
    max-width: 600px;
    margin: 1rem auto 0;
}

/* Courses Layout */
.courses-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
}

.sidebar-card {
    padding: 1.5rem;
    border-radius: 1.25rem;
    position: sticky;
    top: calc(var(--header-height) + 2rem);
}

.sidebar-title {
    font-size: 1.25rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
    padding-left: 1rem;
}

.category-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.category-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: 0.75rem;
    border: none;
    background: transparent;
    color: var(--on-surface-variant);
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-main);
}

.category-btn:hover {
    background: rgba(37, 99, 235, 0.05);
    color: var(--primary);
}

.category-btn.active {
    background: #dbe1ff;
    color: #00174b;
}

.category-btn span {
    font-size: 1.25rem !important;
}

/* Course Cards */
.course-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.course-card {
    border-radius: 1.5rem;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.view-all-container {
    display: flex;
    justify-content: center;
    margin-top: 4rem;
}

.view-all-btn {
    padding: 1.25rem 3rem;
    font-weight: 700;
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.view-all-container {
    display: flex;
    justify-content: center;
    margin-top: 4rem;
}

.view-all-btn {
    padding: 1.25rem 3rem;
    font-weight: 700;
}

.card-image-container {
    height: 200px;
    position: relative;
    overflow: hidden;
}

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

.course-card:hover .card-image {
    transform: none;
}

.card-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: white;
}

.tag-primary {
    background: var(--primary);
}

.tag-tertiary {
    background: var(--tertiary);
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.card-rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
}

.star-icon {
    color: #facc15;
    font-size: 1rem !important;
}

.rating-value {
    font-weight: 700;
}

.rating-count {
    color: var(--on-surface-variant);
    font-size: 0.875rem;
}

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

.card-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.btn-enroll {
    padding: 0.5rem 1rem;
    background: #c6d7ff;
    color: #071b3a;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 700;
}

.course-card:hover .btn-enroll {
    background: var(--primary);
    color: white;
}

/* Placements Marquee */
.placements-section {
    background: #edeef0;
    padding: 6rem 0;
    overflow: hidden;
}

.marquee-wrapper {
    display: flex;
    overflow: hidden;
    user-select: none;
    gap: 1.5rem;
    padding: 1rem 0;
}

.marquee-track {
    display: flex;
    flex-shrink: 0;
    gap: 1.5rem;
    min-width: 100%;
}

.marquee-left {
    animation: scrollLeft 40s linear infinite;
}

.marquee-right {
    animation: scrollRight 40s linear infinite;
}

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

.placement-card {
    flex: 0 0 300px; /* Ensures exactly 4 show in ~1260px view */
    background: white;
    border: 2px solid #2563eb;
    border-radius: 0.5rem;
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.3s ease;
}

.placement-card:hover {
    border-color: #eab308;
    transform: translateY(-5px);
}

@keyframes scrollLeft {
    from { transform: translateX(0); }
    to { transform: translateX(calc(-300px * 8 - 1.5rem * 8)); }
}

@keyframes scrollRight {
    from { transform: translateX(calc(-300px * 8 - 1.5rem * 8)); }
    to { transform: translateX(0); }
}

.student-photo-wrapper {
    width: 6rem;
    height: 6rem;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 1rem;
    border: 3px solid #f8fafc;
    box-shadow: 0 0 15px rgba(37, 99, 235, 0.2);
}

.student-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.congrats-text {
    font-family: 'Pacifico', cursive;
    color: #eab308;
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.student-name {
    font-size: 1rem;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.placed-text {
    font-size: 0.7rem;
    font-weight: 900;
    color: #475569;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.company-name {
    font-size: 0.9rem;
    font-weight: 900;
    color: #2563eb;
    text-transform: uppercase;
}

/* Reviews */
.reviews-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.reviews-stats {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mini-avatars {
    display: flex;
}

.mini-avatars img {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    border: 2px solid var(--background);
    margin-left: -0.75rem;
}

.mini-avatars img:first-child {
    margin-left: 0;
}

.stats-text {
    font-weight: 700;
    font-size: 0.875rem;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.review-card {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.stars {
    color: #facc15;
    margin-bottom: 1.5rem;
}

.stars span {
    font-size: 1.25rem !important;
}

.review-text {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--secondary);
    line-height: 1.6;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.author-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    object-fit: cover;
}

.author-name {
    font-weight: 700;
}

.author-course {
    font-size: 0.75rem;
    color: var(--on-surface-variant);
}

/* Contact Section */
.contact-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-radius: 2rem;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.1);
}

.contact-info {
    padding: 4rem;
    background: var(--primary);
    color: white;
}

.contact-title {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 3rem;
}

.benefit-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.benefit-item {
    display: flex;
    gap: 1.5rem;
}

.benefit-icon {
    width: 3rem;
    height: 3rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefit-icon span {
    font-size: 1.5rem !important;
}

.benefit-item h4 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.benefit-item p {
    opacity: 0.8;
    font-size: 0.875rem;
}

.contact-form-container {
    padding: 4rem;
    background: white;
}

.form-header {
    margin-bottom: 2rem;
}

.form-header h3 {
    font-size: 1.75rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--on-surface-variant);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    background: #f3f4f6;
    border: 2px solid transparent;
    border-radius: 0.75rem;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background: white;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding-top: 1rem;
}
@media (max-width: 640px) {
    .form-actions {
        grid-template-columns: 1fr;
    }
}

.btn-full {
    width: 100%;
}

/* Footer */
.footer {
    background: #020617;
    color: #94a3b8;
    padding-top: 5rem;
}

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

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    display: block;
}

.footer-desc {
    line-height: 1.6;
    margin-bottom: 2rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary);
}

.footer-title {
    color: white;
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: white;
    transform: translateX(5px);
    display: inline-block;
}

.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-contact li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.footer-contact span:first-child {
    color: var(--primary);
}

.footer-bottom {
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.875rem;
}

/* Animations */
.cta-pulse {
    animation: cta-pulse 2s infinite;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes cta-pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
    }

    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(37, 99, 235, 0);
    }

    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0);
    }
}

/* --- MOBILE MENU & FULL RESPONSIVENESS --- */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--secondary);
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    text-align: center;
    width: 100%;
    padding: 2rem;
}

.mobile-menu-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
}

.nav-mobile {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-link {
    font-size: 2rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--secondary);
}

@media (max-width: 1200px) {
    .course-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .container { padding: 0 1.5rem; }
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-content { align-items: center; }
    
    .courses-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .sidebar {
        position: static;
        width: 100%;
        overflow: hidden;
    }

    .sidebar-card {
        position: static;
        padding: 0;
        background: transparent;
        box-shadow: none;
        border: none;
    }

    .category-nav {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.75rem;
        padding: 0.5rem 0;
    }

    .category-btn {
        flex: 0 1 auto;
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }

    .sidebar-title {
        display: none;
    }

    .contact-card { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-desktop, .btn-cta { display: none; }
    .mobile-menu-toggle { display: block; }
    
    .hero-visual { display: none; }
    .hero-content { 
        text-align: center; 
        align-items: center; 
        padding: 2rem 0;
    }
    .typing-container { justify-content: center; }
    .hero-actions { 
        flex-direction: column;
        width: 100%;
        gap: 0.75rem;
    }
    .hero-actions .btn { width: 100%; }
    .social-proof { 
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    .avatar-group { justify-content: center; }

    /* Hide Rate/Price and Rating on Mobile */
    .course-card .card-price,
    .course-card .card-rating {
        display: none;
    }
    
    .course-card .card-footer {
        justify-content: center;
    }

    .course-card .btn-enroll {
        width: 100%;
    }

    /* Contact Section Mobile Fixes */
    .contact-form-container {
        padding: 2rem 1.25rem;
    }

    .form-row, .form-actions {
        grid-template-columns: 1fr;
    }

    .section-title { font-size: 2.2rem; }
    .hero-title { font-size: 2.8rem; }
    .placement-card { flex: 0 0 260px; }
    .reviews-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .contact-info { padding: 2.5rem 1.5rem; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2rem; }
    .course-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .footer-grid { grid-template-columns: 1fr; }
}