:root {
    --color-background: #1E1E1E;
    --color-text: #FAFAFA;
    --color-primary: #D94141;
    --color-secondary: #737373;
    --color-accent: #4A90E2;
    --color-light: #FAFAFA;
    --color-dark: #1E1E1E;
    --color-gray-light: #f2f2f2;
    --color-gray: #ccc;
    
    --font-primary: 'Playfair Display', serif;
    --font-secondary: 'Montserrat', sans-serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.2rem;
    --space-lg: 3rem;
    --space-xl: 5rem;
    
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
    
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: var(--font-secondary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.3rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--space-sm);
}

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

a:hover {
    color: var(--color-accent);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

section {
    padding: var(--space-lg) 0;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-medium);
    font-family: var(--font-secondary);
    font-size: 0.9rem;
}

.primary-btn {
    background-color: var(--color-primary);
    color: var(--color-light);
    border: none;
}

.primary-btn:hover {
    background-color: #c53a3a;
    color: var(--color-light);
}

.secondary-btn {
    background-color: var(--color-accent);
    color: var(--color-light);
    border: none;
}

.secondary-btn:hover {
    background-color: #3a7bc9;
    color: var(--color-light);
}

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

.outline-btn:hover {
    background-color: var(--color-primary);
    color: var(--color-light);
}

header.main-header {
    background-color: rgba(30, 30, 30, 0.95);
    padding: var(--space-sm) 0;
    transition: transform var(--transition-medium);
    position: relative;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    flex-wrap: nowrap;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    flex-wrap: nowrap !important;
    width: 100%;
}

.nav-container .logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex: 1 1 auto;
    min-width: 0;
}

.nav-container .logo h1 {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-container .menu-toggle {
    margin-left: var(--space-sm);
    flex-shrink: 0;
}

.logo a {
    display: flex;
    align-items: center;
    color: var(--color-light);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex: 1 1 auto;
    min-width: 0;
}

.logo h1 {
    font-size: 1.5rem;
    margin-bottom: 0;
}

.main-nav {
    position: relative;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--color-light);
    transition: transform var(--transition-medium), opacity var(--transition-medium);
}

.bar.active:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.bar.active:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

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

.nav-menu a {
    color: var(--color-light);
    font-weight: 500;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-primary);
    transition: width var(--transition-medium);
}

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

.hero {
    background: linear-gradient(rgba(30, 30, 30, 0.8), rgba(30, 30, 30, 0.8)), url('../images/course-portrait-advanced.png');
    background-size: cover;
    background-position: center;
    text-align: center;
    padding: var(--space-xl) 0;
    color: var(--color-light);
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: var(--space-sm);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: var(--space-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.features {
    text-align: center;
    background-color: #242424;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.feature-card {
    padding: var(--space-md);
    border-radius: var(--border-radius-md);
    background-color: rgba(255, 255, 255, 0.05);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium);
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.popular-courses {
    background-color: var(--color-background);
}

.popular-courses h2 {
    text-align: center;
    margin-bottom: var(--space-md);
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.course-card {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium);
}

.course-card:hover {
    transform: translateY(-5px);
}

.course-image {
    height: 200px;
    overflow: hidden;
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

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

.course-info {
    padding: var(--space-md);
}

.course-meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
    color: var(--color-secondary);
    font-size: 0.9rem;
}

.view-all {
    text-align: center;
    margin-top: var(--space-md);
}

.testimonials {
    background-color: #242424;
    text-align: center;
}

.testimonial-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.testimonial {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--space-md);
    box-shadow: var(--shadow-md);
}

.testimonial-content {
    margin-bottom: var(--space-sm);
    font-style: italic;
}

.testimonial-author h4 {
    margin-bottom: 0;
    color: var(--color-primary);
}

.testimonial-author p {
    font-size: 0.9rem;
    color: var(--color-secondary);
}

.page-header {
    padding: var(--space-lg) 0 var(--space-md);
    text-align: center;
}

.page-header p {
    max-width: 640px;
    margin: 0 auto;
}

.contact-preview {
    text-align: center;
    background: linear-gradient(rgba(30, 30, 30, 0.9), rgba(30, 30, 30, 0.9)), url('../images/course-landscape.png');
    background-size: cover;
    background-position: center;
    padding: var(--space-xl) 0;
}

.contact-preview h2 {
    margin-bottom: var(--space-sm);
}

.contact-preview p {
    margin-bottom: var(--space-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

footer {
    background-color: #171717;
    padding: var(--space-md) 0;
    font-size: 0.9rem;
}

footer .footer-logo {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-light);
    text-align: center;
    margin-bottom: var(--space-xs);
}

footer .contact-info {
    text-align: center;
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
}

footer .contact-info p {
    margin-bottom: 0.35rem;
}

.footer-nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs);
    list-style: none;
}

.footer-nav a {
    color: var(--color-secondary);
    transition: color var(--transition-fast);
    font-weight: 500;
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(242px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.footer-info h3 {
    margin-bottom: var(--space-xs);
}

.footer-info address {
    font-style: normal;
    margin-bottom: var(--space-xs);
    color: var(--color-secondary);
}

.footer-links h4 {
    margin-bottom: var(--space-sm);
}

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

.footer-links li {
    margin-bottom: var(--space-xs);
}

.footer-links a {
    color: var(--color-secondary);
    transition: color var(--transition-fast);
}

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

.copyright {
    text-align: center;
    padding-top: var(--space-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-secondary);
}

.privacy-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #242424;
    padding: var(--space-md);
    box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform var(--transition-medium);
}

.privacy-popup.show {
    transform: translateY(0);
}

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

.popup-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.courses-page .course-level {
    margin-bottom: var(--space-lg);
}

.courses-page .level-title {
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: var(--space-xs);
    margin-bottom: var(--space-md);
}

.instructors-page .instructor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
}

.instructor-card {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium);
}

.instructor-card:hover {
    transform: translateY(-5px);
}

.instructor-image {
    height: 300px;
    overflow: hidden;
    position: relative;
}

.instructor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.instructor-hover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(217, 65, 65, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-medium);
    padding: var(--space-md);
    text-align: center;
}

.instructor-card:hover .instructor-hover {
    opacity: 1;
}

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

.instructor-info {
    padding: var(--space-md);
}

.instructor-specialty {
    color: var(--color-primary);
    font-style: italic;
    margin-bottom: var(--space-xs);
}

.contact-page .contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.contact-intro {
    margin-bottom: var(--space-md);
}

.contact-form {
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--space-md);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-secondary);
    border-radius: var(--border-radius-sm);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    font-family: var(--font-secondary);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.checkbox-group label {
    flex: 1 1 0;
}

.checkbox-group input {
    margin-top: 0.3rem;
}

.contact-page .contact-info {
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--space-md);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
}

.contact-page .contact-info-item {
    margin-bottom: var(--space-md);
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.contact-page .contact-info-item i {
    font-size: 1.5rem;
    color: var(--color-primary);
    min-width: 30px;
}

.faq-section {
    background-color: rgba(255, 255, 255, 0.03);
    padding: var(--space-lg) 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.faq-item {
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--space-md);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.faq-item h3 {
    margin-bottom: var(--space-xs);
    font-size: 1.1rem;
}

.thank-you-page {
    text-align: center;
    padding: var(--space-xl) 0;
}

.thank-you-page .icon {
    font-size: 5rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}


.thank-you-layout {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.thank-you-layout footer {
    margin-top: auto;
}

@media (min-width: 768px) {
    .thank-you-layout main {
        flex: 1;
        display: flex;
    }

    .thank-you-layout .thank-you-page {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: var(--space-xl) 0;
    }
}

.error-page {
    text-align: center;
    padding: var(--space-xl) 0;
}

.error-page .error-code {
    font-size: 8rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.error-page .home-button {
    margin-top: var(--space-md);
}

.legal-page table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--space-sm);
    font-size: 0.95rem;
}

.legal-page table thead {
    background-color: rgba(255, 255, 255, 0.08);
}

.legal-page table th,
.legal-page table td {
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 0.75rem;
    text-align: left;
    vertical-align: top;
}

.legal-page table th {
    font-family: var(--font-primary);
    color: var(--color-primary);
    font-weight: 700;
}

.legal-page table tbody tr:nth-child(even) {
    background-color: rgba(255, 255, 255, 0.03);
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
    margin-top: var(--space-sm);
}

@media (max-width: 480px) {
    .legal-page table {
        font-size: 0.85rem;
    }
    
    .legal-page table th,
    .legal-page table td {
        padding: 0.6rem;
    }
}

.table-responsive::-webkit-scrollbar {
    height: 6px;
}

.table-responsive::-webkit-scrollbar-thumb {
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
}

.legal-page {
    background-color: rgba(255, 255, 255, 0.03);
    padding: var(--space-lg);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--space-lg);
}

.legal-page p,
.legal-page li,
.legal-page a,
.legal-page span {
    word-break: break-word;
    overflow-wrap: anywhere;
}

.legal-page h2, .legal-page h3 {
    color: var(--color-primary);
}

.legal-page h3 {
    margin-top: var(--space-md);
}

.legal-page ul, .legal-page ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-md);
}

.legal-page li {
    margin-bottom: var(--space-xs);
}

.legal-page .home-button {
    margin-top: var(--space-md);
    display: inline-block;
}

.main-header {
    position: sticky;
    top: 0;
    width: 100%;
    box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: absolute;
        left: 0;
        right: 0;
        top: calc(100% + var(--space-xs));
        flex-direction: column;
        background-color: var(--color-dark);
        width: 100%;
        max-width: none;
        text-align: center;
        transition: var(--transition-medium);
        box-shadow: var(--shadow-md);
        padding: var(--space-md) 0;
        border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
        z-index: 200;
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
    }
    
    .nav-menu.active {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .nav-menu li {
        margin: 0;
    }

    .nav-menu a {
        display: block;
        padding: var(--space-xs) var(--space-md);
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .hero h2 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }

    .header-container {
        flex-wrap: wrap;
        gap: var(--space-sm);
    }

    .main-nav {
        width: 100%;
        display: flex;
        justify-content: flex-end;
    }

    .page-header {
        padding: var(--space-md) 0 var(--space-sm);
    }
}

@media (max-width: 480px) {
    section {
        padding: var(--space-md) 0;
    }
    
    .feature-grid,
    .course-grid,
    .testimonial-slider,
    .instructors-page .instructor-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card, .course-card, .testimonial, .instructor-card {
        width: 100%;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero h2 {
        font-size: 1.8rem;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
    }

    .course-meta {
        flex-wrap: wrap;
        gap: var(--space-xs);
    }

    .faq-grid {
        gap: var(--space-sm);
    }

    .faq-item {
        padding: var(--space-sm);
    }

    .header-container {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-sm);
        width: 100%;
    }

    .nav-container .logo h1 {
        font-size: 1.15rem;
    }

    .nav-container .logo {
        flex: 1 1 auto;
    }

    .nav-container .menu-toggle {
        margin-left: var(--space-sm);
    }

    .nav-menu {
        width: 100%;
        max-width: none;
    }

    .contact-page .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .checkbox-group {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.4rem;
    }

    .checkbox-group label {
        flex: unset;
    }

    .checkbox-group input {
        margin-top: 0;
    }

    .form-group label,
    .form-control {
        font-size: 0.95rem;
    }

    .contact-form,
    .contact-page .contact-info {
        padding: var(--space-sm);
    }

    .contact-page .contact-info-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
    }

    .legal-page {
        padding: var(--space-md) var(--space-sm);
    }
}