/* Core Styles */
:root {
    --primary-color: #3b82f6;
    --primary-hover-color: #2563eb;
    --background-light: #f3f4f6;
    --text-light: #1f2937;
    --card-bg-light: #ffffff;
    --border-color-light: #e5e7eb;
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.05);

    --background-dark: #1f2937;
    --text-dark: #e5e7eb;
    --card-bg-dark: #374151;
    --border-color-dark: #4b5563;
    --shadow-dark: 0 4px 6px rgba(0, 0, 0, 0.2);

    --font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    color-scheme: light dark;
}

[data-theme="light"] {
    --background-color: var(--background-light);
    --text-color: var(--text-light);
    --card-background: var(--card-bg-light);
    --border-color: var(--border-color-light);
    --box-shadow: var(--shadow-light);
}

[data-theme="dark"] {
    --background-color: var(--background-dark);
    --text-color: var(--text-dark);
    --card-background: var(--card-bg-dark);
    --border-color: var(--border-color-dark);
    --box-shadow: var(--shadow-dark);
}

body {
    font-family: var(--font-family-sans);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s;
}

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

h1, h2, h3 {
    margin-top: 0;
    font-weight: 600;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

.button-primary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: background-color 0.3s, transform 0.2s;
    border: none;
    cursor: pointer;
    text-align: center;
}

.button-primary:hover {
    background-color: var(--primary-hover-color);
    transform: translateY(-2px);
}

.button-secondary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
    border-radius: 0.5rem;
    background-color: transparent;
    transition: background-color 0.3s, color 0.3s, transform 0.2s;
}

.button-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 0.75rem;
}

/* Header & Nav */
.header {
    background-color: var(--card-background);
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
}

.theme-switcher {
    margin-left: 1rem;
}

.theme-button {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0;
}

.theme-button svg {
    width: 24px;
    height: 24px;
    transition: transform 0.3s;
}

.theme-button:hover svg {
    transform: rotate(45deg);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
}

/* Sections */
main {
    padding-top: 2rem;
    padding-bottom: 4rem;
}

section {
    padding: 4rem 0;
}

.hero {
    background-color: var(--card-background);
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    max-width: 800px;
    margin: 0 auto 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.services, .team, .faq-section, .testimonials, .contact-form-section, .page-intro, .mission, .team-full, .contact-info, .privacy-content, .terms-content, .faq-list, .registration-form-section {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.services h2, .team h2, .faq-section h2, .testimonials h2, .contact-form-section h2, .mission h2, .team-full h2, .contact-info h2, .privacy-content h2, .terms-content h2, .faq-list h2, .registration-form-section h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.services .container, .team .container, .faq-section .container, .testimonials .container, .contact-form-section .container, .mission .container, .team-full .container, .contact-info .container, .privacy-content .container, .terms-content .container, .faq-list .container, .registration-form-section .container {
    text-align: center;
}

.service-tabs {
    background-color: var(--card-background);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--box-shadow);
}

.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.tab-button {
    background-color: var(--border-color);
    color: var(--text-color);
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.3s, color 0.3s;
}

.tab-button.active {
    background-color: var(--primary-color);
    color: white;
}

.tab-button:hover:not(.active) {
    background-color: var(--border-color-dark);
}

.tab-content {
    display: none;
    text-align: left;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.team-member {
    background-color: var(--card-background);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--box-shadow);
    text-align: center;
}

.team-member img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1rem;
}

.team-member h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.specialization {
    font-size: 0.9rem;
    color: #6b7280;
    margin-bottom: 1rem;
}

.faq-accordion {
    max-width: 800px;
    margin: 2rem auto 0;
    text-align: left;
}

.accordion-item {
    border-bottom: 1px solid var(--border-color);
}

.accordion-header {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 1rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-color);
}

.accordion-header::after {
    content: '+';
    font-size: 1.5rem;
    transition: transform 0.3s;
}

.accordion-header.active::after {
    content: '-';
    transform: rotate(180deg);
}

.accordion-content {
    display: none;
    padding: 0 0 1rem;
    overflow: hidden;
}

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

.testimonial-item {
    background-color: var(--card-background);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--box-shadow);
    text-align: left;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.author-name {
    font-weight: 600;
    margin: 0;
}

.review-date {
    font-size: 0.85rem;
    color: #6b7280;
    margin: 0;
}

.testimonial-text {
    font-style: italic;
    color: #4b5563;
    margin-bottom: 1.5rem;
}

[data-theme="dark"] .testimonial-text {
    color: #9ca3af;
}

.testimonial-video {
    width: 100%;
    border-radius: 0.5rem;
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
    display: grid;
    gap: 1.5rem;
    text-align: left;
}

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

.form-group label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-group input, .form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background-color: var(--card-background);
    color: var(--text-color);
    font-size: 1rem;
    width: 100%;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.form-check {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
}

.form-check input[type="checkbox"] {
    width: auto;
}

.page-intro {
    padding: 4rem 0 2rem;
    text-align: center;
}

.page-intro h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.page-intro p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

.intro-image {
    margin-top: 2rem;
}

.mission ul {
    list-style: none;
    padding: 0;
    display: grid;
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.mission li {
    background-color: var(--card-background);
    padding: 1.5rem;
    border-left: 4px solid var(--primary-color);
    border-radius: 0.5rem;
    box-shadow: var(--box-shadow);
    text-align: left;
}

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

.team-member-card {
    background-color: var(--card-background);
    border-radius: 1rem;
    box-shadow: var(--box-shadow);
    overflow: hidden;
    text-align: center;
}

.team-member-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 0;
    border-bottom: 1px solid var(--border-color);
}

.member-info {
    padding: 1.5rem;
}

.contact-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.info-block {
    background-color: var(--card-background);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--box-shadow);
}

.map-container {
    margin-top: 2rem;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.map-container iframe {
    border-radius: 1rem;
}

.privacy-content, .terms-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: left;
}

.privacy-content h2, .terms-content h2, .privacy-content h3, .terms-content h3 {
    margin-top: 2rem;
}

.privacy-content ul, .terms-content ul {
    list-style: disc;
    padding-left: 1.5rem;
}

.registration-form {
    max-width: 500px;
    margin: 0 auto;
    text-align: left;
}

.success-message {
    background-color: #d1fae5;
    color: #065f46;
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    margin-top: 2rem;
}

.success-message h2 {
    color: #065f46;
}

/* Footer */
.footer {
    background-color: var(--card-background);
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
}

.footer .container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-section h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: #6b7280;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    box-shadow: var(--box-shadow);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    z-index: 1000;
    max-width: 90%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s, visibility 0.5s;
}

.cookie-banner.show {
    opacity: 1;
    visibility: visible;
}

.cookie-banner p {
    margin: 0;
}

.cookie-banner .button-secondary {
    white-space: nowrap;
}

/* Responsive */
@media (max-width: 768px) {
    .nav {
        display: none;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 65px;
        left: 0;
        background-color: var(--card-background);
        border-top: 1px solid var(--border-color);
        padding: 1rem 0;
    }

    .nav.active {
        display: flex;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
    }

    .nav-item {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-item:last-child {
        border-bottom: none;
    }

    .nav-link {
        display: block;
        padding: 1rem;
    }

    .menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .testimonial-slider {
        grid-template-columns: 1fr;
    }

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