/* Design System CSS Variables - Zenchers Theme */
:root {
    /* Primary Colors - Zenchers Brand */
    --color-primary: #00A896;
    --color-primary-hover: #008F7F;
    --color-primary-active: #007B6A;
    --color-primary-light: rgba(0, 168, 150, 0.1);

    /* Accent Colors */
    --color-secondary: #F4A261;
    --color-accent: #E76F51;
    --color-success: #2A9D8F;
    --color-warning: #E9C46A;
    --color-error: #E63946;

    /* Neutral Colors */
    --color-background: #FAFAFA;
    --color-surface: #FFFFFF;
    --color-text-primary: #2B2D42;
    --color-text-secondary: #5A5E6B;
    --color-text-light: #8D99AE;
    --color-border: #E5E7EB;
    --color-divider: #D1D5DB;

    /* Typography */
    --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: 'Poppins', 'Inter', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Animation */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-background: #1F2937;
        --color-surface: #374151;
        --color-text-primary: #F9FAFB;
        --color-text-secondary: #D1D5DB;
        --color-text-light: #9CA3AF;
        --color-border: #4B5563;
        --color-divider: #6B7280;
    }
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family-base);
    background-color: var(--color-background);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

/* Header & Navigation */
.header {
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-base);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-md) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-links {
    display: flex;
    gap: var(--space-xl);
    list-style: none;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

.cta-btn {
    background: var(--color-primary);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
}

.cta-btn:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Announcement Banner */
.announcement-banner {
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
    color: white;
    padding: var(--space-sm) var(--space-lg);
    text-align: center;
    font-weight: 500;
    animation: slideDown 0.5s ease-out;
}

.announcement-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.announcement-link {
    color: white;
    text-decoration: underline;
    font-weight: 700;
    transition: transform var(--transition-fast);
}

.announcement-link:hover {
    transform: translateX(5px);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(0, 168, 150, 0.08) 0%, rgba(231, 111, 81, 0.08) 100%),
        url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="60" height="60" patternUnits="userSpaceOnUse"><path d="M 60 0 L 0 0 0 60" fill="none" stroke="rgba(0,168,150,0.03)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    padding: var(--space-3xl) var(--space-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 168, 150, 0.1) 0%, transparent 70%);
    animation: float 20s infinite ease-in-out;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    50% {
        transform: translate(-50px, 50px) rotate(180deg);
    }
}

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

.hero-badge-top {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--space-lg);
    font-weight: 600;
    color: var(--color-text-primary);
    animation: bounce 2s infinite;
}

@keyframes bounce {

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

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

.pulse-dot {
    width: 8px;
    height: 8px;
    background: #ff4444;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.5);
        opacity: 0.5;
    }
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.highlight-text {
    color: var(--color-accent);
    font-weight: 700;
    position: relative;
}

.highlight-text::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-accent);
    animation: underlineExpand 1s ease-out;
}

@keyframes underlineExpand {
    from {
        width: 0;
        left: 50%;
    }

    to {
        width: 100%;
        left: 0;
    }
}

.hero-stats-mini {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    margin: var(--space-xl) 0;
    flex-wrap: wrap;
}

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

.mini-stat strong {
    display: block;
    font-size: 2rem;
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.mini-stat span {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.badge-animated {
    animation: slideInUp 0.6s ease-out backwards;
}

.badge-animated:nth-child(1) {
    animation-delay: 0.1s;
}

.badge-animated:nth-child(2) {
    animation-delay: 0.2s;
}

.badge-animated:nth-child(3) {
    animation-delay: 0.3s;
}

.badge-animated:nth-child(4) {
    animation-delay: 0.4s;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.btn-pulse {
    animation: btnPulse 2s infinite;
    box-shadow: 0 0 0 0 rgba(0, 168, 150, 0.7);
}

@keyframes btnPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 168, 150, 0.7);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(0, 168, 150, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(0, 168, 150, 0);
    }
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
    flex-wrap: wrap;
    align-items: center;
}

.urgency-banner {
    background: linear-gradient(135deg, #ff4444, #ff6b6b);
    color: white;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    margin-top: var(--space-xl);
    box-shadow: var(--shadow-lg);
    animation: shake 3s infinite;
}

@keyframes shake {

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

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-surface);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
    font-weight: 500;
    color: var(--color-text-primary);
}

.badge svg {
    width: 20px;
    height: 20px;
    fill: var(--color-success);
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all var(--transition-base);
    border: 2px solid var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all var(--transition-base);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary-light);
    transform: translateY(-3px);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-lg);
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-title h2 {
    margin-bottom: var(--space-md);
}

.section-title p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.feature-card {
    background: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--color-primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    fill: var(--color-primary);
}

.feature-card h3 {
    margin-bottom: var(--space-sm);
    color: var(--color-text-primary);
}

.feature-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Exam Cards */
.exam-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.exam-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.exam-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.exam-card-header {
    background: linear-gradient(135deg, var(--color-primary), var(--color-success));
    color: white;
    padding: var(--space-xl);
    text-align: center;
}

.exam-card-header h3 {
    color: white;
    font-size: 1.75rem;
    margin-bottom: var(--space-sm);
}

.exam-card-body {
    padding: var(--space-xl);
}

.exam-details {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.exam-details li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.exam-details li:last-child {
    border-bottom: none;
}

.exam-details strong {
    color: var(--color-text-primary);
}

.exam-details span {
    color: var(--color-text-secondary);
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, var(--color-primary), var(--color-success));
    color: white;
    padding: var(--space-3xl) var(--space-lg);
    border-radius: var(--radius-xl);
    margin: var(--space-2xl) 0;
}

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

.stat-item {
    position: relative;
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--space-sm);
}

.stat-item h3 {
    color: white;
    font-size: 3.5rem;
    margin-bottom: var(--space-sm);
    font-weight: 800;
}

.stat-item p {
    font-size: 1.2rem;
    opacity: 0.95;
    margin-bottom: var(--space-xs);
}

.stat-detail {
    font-size: 0.9rem;
    opacity: 0.8;
}

.rating-showcase {
    text-align: center;
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 2px solid rgba(255, 255, 255, 0.2);
}

.rating-stars {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
}

/* Social Proof */
.social-proof-section {
    background: var(--color-background);
    padding: var(--space-lg) 0;
    border-bottom: 2px dashed var(--color-border);
}

.live-activity {
    display: flex;
    justify-content: center;
    overflow: hidden;
}

.activity-badge {
    background: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    animation: slideIn 1s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }

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

.live-dot {
    width: 8px;
    height: 8px;
    background: #ff4444;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.pulse-badge {
    animation: pulseScale 3s infinite;
}

@keyframes pulseScale {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* Syllabus Section */
.syllabus-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.syllabus-card {
    background: var(--color-surface);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.syllabus-card h4 {
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.syllabus-card ul {
    list-style: none;
    padding-left: 0;
}

.syllabus-card ul li {
    padding: var(--space-xs) 0;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: var(--space-lg);
}

.syllabus-card ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

/* Form Section */
.form-section {
    background: var(--color-surface);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    margin: var(--space-2xl) auto;
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 600;
    color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-family-base);
    font-size: 1rem;
    transition: all var(--transition-fast);
    background: var(--color-background);
    color: var(--color-text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.btn-submit {
    flex: 1;
    background: var(--color-primary);
    color: white;
    padding: var(--space-md) var(--space-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-submit:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-submit:disabled {
    background: var(--color-text-light);
    cursor: not-allowed;
    transform: none;
}

.form-message {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
    font-weight: 500;
    text-align: center;
}

.form-message.success {
    background: rgba(42, 157, 143, 0.1);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.form-message.error {
    background: rgba(230, 57, 70, 0.1);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.testimonial-card {
    background: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: var(--space-md);
    left: var(--space-lg);
    font-size: 4rem;
    color: var(--color-primary-light);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-content {
    margin-bottom: var(--space-lg);
    padding-top: var(--space-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.25rem;
}

.author-info h5 {
    margin-bottom: 0.25rem;
    color: var(--color-text-primary);
}

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

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-surface);
    margin-bottom: var(--space-md);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    padding: var(--space-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

.faq-question:hover {
    background: var(--color-primary-light);
}

.faq-toggle {
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

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

.faq-answer-content {
    padding: 0 var(--space-lg) var(--space-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Footer */
.footer {
    background: var(--color-text-primary);
    color: white;
    padding: var(--space-2xl) var(--space-lg);
    margin-top: var(--space-3xl);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
}

.footer-section h4 {
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

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

.footer-section ul li {
    margin-bottom: var(--space-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-text-primary);
    margin: 5px 0;
    transition: all var(--transition-base);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .nav-links {
        display: none;
    }

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

    .hero-buttons {
        flex-direction: column;
    }

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

    .features-grid,
    .exam-cards,
    .stats-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }
}

/* Loading Spinner */
.spinner {
    border: 3px solid var(--color-border);
    border-top: 3px solid var(--color-primary);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: inline-block;
    margin-left: var(--space-sm);
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Scroll Animations */


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

/* Print Styles */
@media print {

    .header,
    .footer,
    .cta-btn,
    .form-section {
        display: none;
    }
}

/* ========== SCROLL ANIMATION STYLES ========== */
.fade-in {
    opacity: 0;
    transform: translateY(60px);
    /* Increased from 40px for more dramatic effect */
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
        transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animation for hero badges */
.badge-animated {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.badge-animated.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered transition delays for badges */
.badge-animated:nth-child(1) {
    transition-delay: 0.1s;
}

.badge-animated:nth-child(2) {
    transition-delay: 0.2s;
}

.badge-animated:nth-child(3) {
    transition-delay: 0.3s;
}

.badge-animated:nth-child(4) {
    transition-delay: 0.4s;
}

/* Section titles animation */
.section-title.fade-in {
    transform: translateY(40px);
}

/* Staggered animations for Feature Cards */
.features-grid .feature-card.fade-in:nth-child(1) {
    transition-delay: 0.1s;
}

.features-grid .feature-card.fade-in:nth-child(2) {
    transition-delay: 0.2s;
}

.features-grid .feature-card.fade-in:nth-child(3) {
    transition-delay: 0.3s;
}

.features-grid .feature-card.fade-in:nth-child(4) {
    transition-delay: 0.4s;
}

.features-grid .feature-card.fade-in:nth-child(5) {
    transition-delay: 0.5s;
}

.features-grid .feature-card.fade-in:nth-child(6) {
    transition-delay: 0.6s;
}

/* Staggered animations for Exam Cards */
.exam-cards .exam-card.fade-in:nth-child(1) {
    transition-delay: 0.1s;
}

.exam-cards .exam-card.fade-in:nth-child(2) {
    transition-delay: 0.25s;
}

.exam-cards .exam-card.fade-in:nth-child(3) {
    transition-delay: 0.4s;
}

/* Staggered animations for Testimonials */
.testimonials-grid .testimonial-card.fade-in:nth-child(1) {
    transition-delay: 0.1s;
}

.testimonials-grid .testimonial-card.fade-in:nth-child(2) {
    transition-delay: 0.25s;
}

.testimonials-grid .testimonial-card.fade-in:nth-child(3) {
    transition-delay: 0.4s;
}

/* Staggered animations for Syllabus Cards */
.syllabus-container .syllabus-card.fade-in:nth-child(1) {
    transition-delay: 0.1s;
}

.syllabus-container .syllabus-card.fade-in:nth-child(2) {
    transition-delay: 0.2s;
}

.syllabus-container .syllabus-card.fade-in:nth-child(3) {
    transition-delay: 0.3s;
}

.syllabus-container .syllabus-card.fade-in:nth-child(4) {
    transition-delay: 0.4s;
}

.syllabus-container .syllabus-card.fade-in:nth-child(5) {
    transition-delay: 0.5s;
}

.syllabus-container .syllabus-card.fade-in:nth-child(6) {
    transition-delay: 0.6s;
}

/* Form animation */
.form-section.fade-in {
    transform: translateY(60px);
    transition-delay: 0.2s;
}

/* FAQ items animation */
.faq-item.fade-in {
    transform: translateY(30px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.faq-item.fade-in:nth-child(1) {
    transition-delay: 0.1s;
}

.faq-item.fade-in:nth-child(2) {
    transition-delay: 0.15s;
}

.faq-item.fade-in:nth-child(3) {
    transition-delay: 0.2s;
}

.faq-item.fade-in:nth-child(4) {
    transition-delay: 0.25s;
}

.faq-item.fade-in:nth-child(5) {
    transition-delay: 0.3s;
}

.faq-item.fade-in:nth-child(6) {
    transition-delay: 0.35s;
}

/* ========== END SCROLL ANIMATION STYLES ========== */

/* Resource Section */
.resource-section {
    padding: var(--space-3xl) var(--space-lg);
    background: var(--color-background);
}

.resource-section h2 {
    text-align: center;
    font-size: 2.5rem;
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.resource-card {
    background: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.resource-card h3 {
    margin-bottom: var(--space-md);
    font-size: 1.25rem;
}

.resource-card h3 a {
    color: var(--color-text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.resource-card h3 a:hover {
    color: var(--color-primary);
}

.resource-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.resource-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.resource-card:hover::before {
    opacity: 1;
}

/* Staggered animations for Resource Cards */
.resource-grid .resource-card.fade-in:nth-child(1) {
    transition-delay: 0.1s;
}

.resource-grid .resource-card.fade-in:nth-child(2) {
    transition-delay: 0.2s;
}

.resource-grid .resource-card.fade-in:nth-child(3) {
    transition-delay: 0.3s;
}