/* css/style.css - DUOLINGO STYLE */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&display=swap');

:root {
    --primary: #58cc02;
    --primary-hover: #4caf00;
    --secondary: #ff9600;
    --accent: #ce82ff;
    --blue: #1cb0f6;
    --pink: #ff4b9c;
    --red: #ff4b4b;
    --yellow: #ffc800;
    --text-dark: #3c3c3c;
    --text-light: #777;
    --bg-light: #f7f7f7;
    --white: #ffffff;
    --border: #e5e5e5;
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.2);
}

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

body {
    font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
    overflow-x: hidden;
}

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

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* HEADER & NAVIGATION */
header {
    background: var(--white);
    border-bottom: 2px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    font-size: 1.75rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: transform 0.3s;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 700;
    padding: 10px 20px;
    border-radius: 16px;
    transition: all 0.3s;
    position: relative;
}

.nav-menu a:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
}

.nav-menu a.active {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(88, 204, 2, 0.3);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 3px;
    transition: 0.3s;
}

/* HERO SECTION */
.hero {
    background: linear-gradient(135deg, #58cc02 0%, #1cb0f6 100%);
    color: var(--white);
    padding: 100px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    top: -100px;
    right: -100px;
}

.hero::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    bottom: -50px;
    left: -50px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.1;
    font-weight: 900;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s ease-out;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s ease-out 0.2s backwards;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s ease-out 0.4s backwards;
}

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

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 16px 40px;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 800;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1.125rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.btn:active {
    transform: translateY(-1px);
}

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

.btn-primary:hover {
    background: #f0f0f0;
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 3px solid var(--white);
}

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

.btn-full {
    width: 100%;
}

/* FEATURES SECTION */
.features {
    padding: 100px 20px;
    background: var(--bg-light);
}

.features h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
    font-weight: 900;
    color: var(--text-dark);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 3px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
    border-color: var(--primary);
}

.feature-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    animation: bounce 2s infinite;
}

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

.feature-card:nth-child(1) .feature-icon { animation-delay: 0s; }
.feature-card:nth-child(2) .feature-icon { animation-delay: 0.2s; }
.feature-card:nth-child(3) .feature-icon { animation-delay: 0.4s; }
.feature-card:nth-child(4) .feature-icon { animation-delay: 0.6s; }

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 800;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-light);
    font-size: 1.125rem;
}

/* CTA SECTION */
.cta-section {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--pink) 100%);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '✨';
    position: absolute;
    font-size: 10rem;
    opacity: 0.1;
    top: -50px;
    right: 10%;
    animation: float 6s ease-in-out infinite;
}

.cta-section::after {
    content: '🚀';
    position: absolute;
    font-size: 8rem;
    opacity: 0.1;
    bottom: -30px;
    left: 10%;
    animation: float 6s ease-in-out infinite 3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

.cta-section h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 900;
}

.cta-section p {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

/* FOOTER */
footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 4rem 20px 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    margin-bottom: 1.5rem;
    color: var(--white);
    font-weight: 800;
    font-size: 1.25rem;
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.8;
}

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

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

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s;
    font-weight: 600;
}

.footer-section a:hover {
    opacity: 1;
    color: var(--primary);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.6;
}

/* PAGE HEADERS */
.page-header {
    background: linear-gradient(135deg, var(--blue) 0%, var(--accent) 100%);
    color: var(--white);
    padding: 80px 20px;
    text-align: center;
    position: relative;
}

.page-header h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 900;
}

.page-header p {
    font-size: 1.5rem;
    opacity: 0.95;
}

/* BLOG SECTION */
.blog-content {
    padding: 80px 20px;
    background: var(--bg-light);
}

.blog-controls {
    margin-bottom: 3rem;
    background: var(--white);
    padding: 2rem;
    border-radius: 24px;
    box-shadow: var(--shadow);
}

#search-input {
    width: 100%;
    padding: 18px 24px;
    border: 3px solid var(--border);
    border-radius: 16px;
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    font-family: 'Nunito', sans-serif;
    font-weight: 600;
    transition: all 0.3s;
}

#search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(88, 204, 2, 0.1);
}

.tag-filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.tag {
    display: inline-block;
    padding: 10px 20px;
    background: var(--bg-light);
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.tag:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(88, 204, 2, 0.3);
}

.tag.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2.5rem;
}

.blog-card {
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 3px solid transparent;
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
    border-color: var(--blue);
}

.blog-card-content {
    padding: 2rem;
}

.blog-card h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 800;
    font-size: 1.5rem;
    line-height: 1.3;
}

.blog-card-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 600;
}

.blog-card-excerpt {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.blog-card-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.no-results {
    text-align: center;
    padding: 4rem;
    color: var(--text-light);
    font-size: 1.25rem;
    font-weight: 600;
}

/* BLOG POST */
.blog-post-single {
    padding: 80px 20px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    margin-bottom: 2rem;
    font-weight: 700;
    padding: 10px 20px;
    border-radius: 12px;
    transition: all 0.3s;
}

.back-link:hover {
    background: var(--bg-light);
    transform: translateX(-5px);
}

.post-header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 3px solid var(--border);
}

.post-header h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    font-weight: 900;
    color: var(--text-dark);
}

.post-meta {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
    color: var(--text-light);
    font-weight: 600;
}

.post-tags {
    display: flex;
    gap: 0.5rem;
}

.post-content {
    line-height: 1.8;
    font-size: 1.25rem;
}

.post-content h2 {
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
}

.post-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-content ul,
.post-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.post-content li {
    margin-bottom: 0.75rem;
}

/* AUDIO SECTION */
.audio-content {
    padding: 80px 20px;
    background: var(--bg-light);
}

.audio-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 14px 32px;
    background: var(--white);
    border: 3px solid var(--border);
    border-radius: 16px;
    cursor: pointer;
    font-weight: 800;
    font-size: 1.125rem;
    transition: all 0.3s;
    font-family: 'Nunito', sans-serif;
}

.filter-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.filter-btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    box-shadow: 0 4px 16px rgba(88, 204, 2, 0.3);
}

.audio-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.audio-item {
    background: var(--white);
    border-radius: 24px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s;
    border: 3px solid transparent;
}

.audio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
    border-color: var(--blue);
}

.audio-item-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 1rem;
}

.audio-item-info h3 {
    margin-bottom: 0.75rem;
    font-weight: 800;
    font-size: 1.5rem;
}

.audio-item-level {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--blue) 100%);
    color: var(--white);
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 800;
    box-shadow: 0 4px 12px rgba(88, 204, 2, 0.3);
}

.audio-item-description {
    color: var(--text-light);
    font-size: 1.125rem;
    line-height: 1.6;
}

.audio-player {
    width: 100%;
    border-radius: 16px;
}

.download-btn {
    padding: 12px 24px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 800;
    transition: all 0.3s;
    display: inline-block;
    box-shadow: 0 4px 12px rgba(88, 204, 2, 0.3);
}

.download-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(88, 204, 2, 0.4);
}

/* APPS SECTION */
.app-showcase {
    padding: 80px 20px;
}

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

.app-info h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 900;
}

.app-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.app-features {
    margin-bottom: 2.5rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.feature-icon {
    color: var(--primary);
    font-weight: 900;
    font-size: 1.5rem;
    background: rgba(88, 204, 2, 0.1);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.app-download-btns {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.app-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 14px 28px;
    border-radius: 16px;
    text-decoration: none;
    color: var(--white);
    font-weight: 700;
    transition: all 0.3s;
    box-shadow: var(--shadow-lg);
}

.app-store {
    background: #000;
}

.google-play {
    background: #414141;
}

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

.app-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-frame {
    width: 280px;
    height: 580px;
    background: var(--text-dark);
    border-radius: 40px;
    padding: 14px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    position: relative;
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 25px;
    background: var(--text-dark);
    border-radius: 0 0 20px 20px;
}

.phone-content {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--blue) 100%);
    border-radius: 32px;
    overflow: hidden;
}

/* FAQ */
.app-faq {
    padding: 80px 20px;
    background: var(--bg-light);
}

.app-faq h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
    font-weight: 900;
}

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

.faq-item {
    background: var(--white);
    border-radius: 20px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.faq-item:hover {
    box-shadow: 0 6px 25px rgba(0,0,0,0.12);
}

.faq-item summary {
    padding: 1.75rem;
    cursor: pointer;
    font-weight: 800;
    font-size: 1.125rem;
    list-style: none;
    user-select: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    transition: transform 0.3s;
}

.faq-item[open] summary::after {
    content: '−';
    transform: rotate(180deg);
}

.faq-item p {
    padding: 0 1.75rem 1.75rem;
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1.125rem;
}

/* BOOKS */
.books-showcase {
    padding: 80px 20px;
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-bottom: 5rem;
}

.book-card {
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
    transition: all 0.4s;
    border: 3px solid transparent;
}

.book-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0,0,0,0.15);
    border-color: var(--primary);
}

.book-image {
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, var(--accent) 0%, var(--pink) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--white);
}

.book-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.book-details {
    padding: 2.5rem;
}

.book-details h2 {
    margin-bottom: 1.25rem;
    font-weight: 900;
    font-size: 1.75rem;
}

.book-description {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
    font-size: 1.125rem;
}

.book-benefits {
    list-style: none;
    margin-bottom: 2rem;
}

.book-benefits li {
    padding: 0.75rem 0;
    color: var(--text-dark);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.book-benefits li::before {
    content: '✓';
    color: var(--primary);
    font-weight: 900;
    font-size: 1.25rem;
}

.book-price {
    display: flex;
    flex-direction: column;
    margin-bottom: 2rem;
}

.price {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary);
}

.price-detail {
    color: var(--text-light);
    font-size: 0.875rem;
    font-weight: 600;
}

.books-bundle {
    max-width: 700px;
    margin: 0 auto;
}

.bundle-card {
    background: linear-gradient(135deg, var(--yellow) 0%, var(--secondary) 100%);
    color: var(--text-dark);
    padding: 4rem;
    border-radius: 32px;
    text-align: center;
    position: relative;
    box-shadow: 0 15px 50px rgba(255, 200, 0, 0.3);
}

.bundle-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--red);
    color: var(--white);
    padding: 10px 30px;
    border-radius: 25px;
    font-weight: 900;
    font-size: 0.875rem;
    box-shadow: 0 4px 15px rgba(255, 75, 75, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.bundle-card h3 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 900;
}

.bundle-pricing {
    margin: 3rem 0;
}

.original-price {
    text-decoration: line-through;
    opacity: 0.6;
    font-size: 1.5rem;
    display: block;
    font-weight: 700;
}

.bundle-price {
    font-size: 4rem;
    font-weight: 900;
    display: block;
    margin: 1rem 0;
}

.savings {
    background: var(--red);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 1rem;
    display: inline-block;
    font-weight: 800;
    box-shadow: 0 4px 15px rgba(255, 75, 75, 0.3);
}

/* TESTIMONIALS */
.testimonials {
    padding: 80px 20px;
    background: var(--bg-light);
}

.testimonials h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
    font-weight: 900;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.testimonial-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.testimonial-stars {
    color: var(--yellow);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.testimonial-card p {
    color: var(--text-light);
    margin-bottom: 1.25rem;
    font-size: 1.125rem;
    line-height: 1.7;
}

.testimonial-author {
    font-weight: 800;
    color: var(--text-dark);
}

/* VIDEOS PAGE */
.access-gate {
    padding: 80px 20px;
}

.gate-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.lock-icon {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.gate-content h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 900;
}

.gate-benefits {
    list-style: none;
    margin: 3rem 0;
    text-align: left;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

.gate-benefits li {
    padding: 1rem 0;
    padding-left: 3rem;
    position: relative;
    font-size: 1.125rem;
    font-weight: 600;
}

.gate-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 900;
    font-size: 1.5rem;
    background: rgba(88, 204, 2, 0.1);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.gate-pricing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}

.price-option {
    background: var(--white);
    border: 3px solid var(--border);
    border-radius: 24px;
    padding: 2.5rem;
    position: relative;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.price-option:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.price-option.featured {
    border-color: var(--primary);
    transform: scale(1.05);
    box-shadow: 0 12px 40px rgba(88, 204, 2, 0.2);
    background: linear-gradient(180deg, rgba(88, 204, 2, 0.05) 0%, var(--white) 100%);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--red);
    color: var(--white);
    padding: 8px 24px;
    border-radius: 25px;
    font-size: 0.75rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(255, 75, 75, 0.4);
}

.price-option h3 {
    margin-bottom: 1.5rem;
    font-weight: 900;
    font-size: 1.5rem;
}

.price-option .price {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    display: block;
    margin-bottom: 1rem;
}

.price-option .price span {
    font-size: 1.125rem;
    color: var(--text-light);
    font-weight: 600;
}

.savings-note {
    color: var(--primary);
    font-weight: 800;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.temp-notice {
    margin-top: 3rem;
    padding: 1.5rem;
    background: #fff3cd;
    border: 3px solid var(--yellow);
    border-radius: 16px;
    color: #856404;
    font-size: 0.875rem;
    font-weight: 700;
}

.video-catalog {
    padding: 80px 20px;
}

.catalog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.catalog-header h2 {
    font-size: 2.5rem;
    font-weight: 900;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2.5rem;
}

.video-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 3px solid transparent;
}

.video-card.locked .video-thumbnail {
    filter: blur(10px);
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
    border-color: var(--blue);
}

.video-thumbnail {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--blue) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: var(--white);
    font-weight: 800;
    font-size: 1.25rem;
}

.video-card.locked .video-thumbnail::after {
    content: '🔒';
    position: absolute;
    font-size: 3.5rem;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    filter: none;
}

.video-info {
    padding: 1.5rem;
}

.video-info h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
    font-weight: 800;
}

.video-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 700;
}

/* RTL SUPPORT */
[dir="rtl"] .post-content,
.rtl {
    direction: rtl;
    text-align: right;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 40px rgba(0,0,0,0.1);
        padding: 2rem 0;
        gap: 0.5rem;
    }

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

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

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .features h2,
    .cta-section h2,
    .page-header h1 {
        font-size: 2rem;
    }

    .app-hero {
        grid-template-columns: 1fr;
    }

    .phone-frame {
        width: 240px;
        height: 500px;
    }

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

    .gate-pricing {
        grid-template-columns: 1fr;
    }

    .price-option.featured {
        transform: none;
    }

    .bundle-card {
        padding: 2.5rem 1.5rem;
    }

    .btn {
        font-size: 1rem;
        padding: 14px 28px;
    }
}