:root {
    --midnight-blue: #1A1A2E;
    --snow-white: #FFFFFF;
    --golden-amber: #F6C90E;
    --soft-gray: #DDDDDD;
    --jet-black: #111111;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 2rem;

    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 1s ease;

    --shadow-soft: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-medium: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-hard: 0 12px 48px rgba(0,0,0,0.16);
}

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

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--midnight-blue);
    color: var(--snow-white);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

.membrane-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.2;
    background:
            radial-gradient(circle at 20% 30%, rgba(246, 201, 14, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(26, 26, 46, 0.3) 0%, transparent 50%);
    filter: blur(40px);
    animation: membranePulse 20s infinite alternate ease-in-out;
}

.membrane-accent {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    opacity: 0.05;
    background-image:
            repeating-linear-gradient(
                    45deg,
                    transparent,
                    transparent 20px,
                    rgba(246, 201, 14, 0.1) 20px,
                    rgba(246, 201, 14, 0.1) 40px
            );
    animation: membraneShift 120s infinite linear;
}

@keyframes membranePulse {
    0% { opacity: 0.15; }
    50% { opacity: 0.25; }
    100% { opacity: 0.15; }
}

@keyframes membraneShift {
    0% { background-position: 0 0; }
    100% { background-position: 1000px 1000px; }
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    position: relative;
}

header {
    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;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--golden-amber);
    background: linear-gradient(90deg, var(--golden-amber), #FFF2B3);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.05em;
    position: relative;
    transition: all var(--transition-fast);
}

.logo-text::after {
    content: '';
    position: absolute;
    width: 100%;
    transform: scaleX(0);
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--golden-amber);
    transform-origin: bottom right;
    transition: transform 0.5s cubic-bezier(0.86, 0, 0.07, 1);
}

.logo:hover .logo-text::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.menu-toggle {
    display: none;
    cursor: pointer;
    background: transparent;
    border: none;
    width: 30px;
    height: 30px;
    position: relative;
    z-index: 200;
}

.menu-toggle span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: var(--golden-amber);
    border-radius: 10px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: .25s ease-in-out;
}

.menu-toggle span:nth-child(1) {
    top: 6px;
}

.menu-toggle span:nth-child(2), .menu-toggle span:nth-child(3) {
    top: 14px;
}

.menu-toggle span:nth-child(4) {
    top: 22px;
}

.menu-toggle.open span:nth-child(1) {
    top: 18px;
    width: 0%;
    left: 50%;
}

.menu-toggle.open span:nth-child(2) {
    transform: rotate(45deg);
}

.menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg);
}

.menu-toggle.open span:nth-child(4) {
    top: 18px;
    width: 0%;
    left: 50%;
}

nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style-type: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-links li {
    position: relative;
    margin-left: var(--space-md);
}

.nav-links a {
    text-decoration: none;
    color: var(--snow-white);
    font-weight: 500;
    padding: 0.5rem;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 100%;
    transform: scaleX(0);
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--golden-amber);
    transform-origin: bottom right;
    transition: transform 0.3s cubic-bezier(0.86, 0, 0.07, 1);
}

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

.nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.cta-button {
    display: inline-block;
    background: var(--golden-amber);
    color: var(--midnight-blue);
    padding: 0.6rem 1.5rem;
    border-radius: var(--border-radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    border: 2px solid var(--golden-amber);
    transform-origin: center;
    margin-bottom: var(--space-md);
}

.cta-button:hover {
    background: transparent;
    color: var(--golden-amber);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: url("../gallery/hero-bg.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 60%;
    height: 140%;
    background: radial-gradient(circle at center, rgba(246, 201, 14, 0.15), transparent 70%);
    filter: blur(60px);
    animation: floatGradient 15s infinite alternate ease-in-out;
    z-index: -1;
}

@keyframes floatGradient {
    0% { transform: translateY(0) rotate(0deg); }
    100% { transform: translateY(-10%) rotate(5deg); }
}

.hero-content {
    max-width: 600px;

}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    position: relative;
    z-index: 1;
}

.hero-title .highlight {
    color: var(--golden-amber);
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: var(--space-md);
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.secondary-button {
    display: inline-block;
    background: transparent;
    color: var(--snow-white);
    padding: 0.6rem 1.5rem;
    border-radius: var(--border-radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    border: 2px solid var(--soft-gray);
}

.secondary-button:hover {
    border-color: var(--golden-amber);
    color: var(--golden-amber);
    transform: translateY(-2px);
}

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--space-lg);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--golden-amber);
    margin: var(--space-sm) auto;
    border-radius: var(--border-radius-sm);
}

.card {
    background: rgba(17, 17, 17, 0.6);
    border-radius: var(--border-radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(221, 221, 221, 0.1);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, transparent, var(--golden-amber), transparent);
    transform: scaleX(0);
    transition: transform var(--transition-medium);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.card:hover::before {
    transform: scaleX(1);
}

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

.course-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--space-sm);
    position: relative;
    overflow: hidden;
}

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

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

.card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
    color: var(--snow-white);
}

.card-details {
    margin-bottom: var(--space-sm);
    opacity: 0.8;
    flex-grow: 1;
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.meta-item i {
    color: var(--golden-amber);
}

.instructor-card {
    text-align: center;
}

.instructor-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin: 0 auto var(--space-sm);
    overflow: hidden;
    border: 3px solid rgba(246, 201, 14, 0.3);
    transition: all var(--transition-medium);
}

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

.instructor-card:hover .instructor-image {
    border-color: var(--golden-amber);
}

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

.instructor-name {
    font-size: 1.3rem;
    margin-bottom: var(--space-xs);
}

.instructor-title {
    color: var(--golden-amber);
    margin-bottom: var(--space-sm);
    font-weight: 500;
}

.contact-form {
    background: rgba(17, 17, 17, 0.6);
    border-radius: var(--border-radius-lg);
    padding: var(--space-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(221, 221, 221, 0.1);
    position: relative;
    overflow: hidden;
    max-width: 600px;
    margin: 0 auto;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(246, 201, 14, 0.2), transparent 70%);
    border-radius: 50%;
    filter: blur(30px);
}

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

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

.form-input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid rgba(221, 221, 221, 0.3);
    border-radius: var(--border-radius-sm);
    background: rgba(17, 17, 17, 0.3);
    color: var(--snow-white);
    font-family: inherit;
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--golden-amber);
}

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

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

.checkbox-input {
    margin-top: 5px;
}

.form-button {
    display: block;
    width: 100%;
    padding: 0.8rem;
    background: var(--golden-amber);
    color: var(--midnight-blue);
    border: none;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-button:hover {
    background: #e6ba00;
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.map-container {
    height: 400px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    margin-bottom: var(--space-lg);
    position: relative;
    z-index: 1;
    border: 1px solid rgba(221, 221, 221, 0.1);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

footer {
    background: var(--jet-black);
    padding: var(--space-md) 0;
    position: relative;
    overflow: hidden;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-md);
}

.footer-info {
    max-width: 300px;
}

.footer-logo {
    margin-bottom: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--golden-amber);
}

.footer-text {
    margin-bottom: var(--space-md);
    opacity: 0.8;
}

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

.footer-links h3 {
    margin-bottom: var(--space-sm);
    color: var(--golden-amber);
    font-size: 1.2rem;
}

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

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

.footer-links a {
    text-decoration: none;
    color: var(--snow-white);
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--golden-amber);
}

.footer-bottom {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid rgba(221, 221, 221, 0.1);
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

.cookie-consent {
    position: fixed;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 400px;
    background: rgba(17, 17, 17, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(221, 221, 221, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--space-md);
    z-index: 1000;
    display: none;
    animation: slideUp 0.5s forwards;
}

@keyframes slideUp {
    from { transform: translate(-50%, 100%); opacity: 0; }
    to { transform: translate(-50%, 0); opacity: 1; }
}

.cookie-text {
    margin-bottom: var(--space-sm);
}

.cookie-buttons {
    display: flex;
    gap: var(--space-xs);
}

.cookie-accept {
    flex: 1;
    padding: 0.6rem;
    background: var(--golden-amber);
    color: var(--jet-black);
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.cookie-accept:hover {
    background: #e6ba00;
}

.cookie-decline {
    flex: 1;
    padding: 0.6rem;
    background: transparent;
    color: var(--snow-white);
    border: 1px solid var(--soft-gray);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cookie-decline:hover {
    border-color: var(--snow-white);
}

.not-found {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.not-found-content {
    max-width: 500px;
}

.not-found-title {
    font-size: 6rem;
    color: var(--golden-amber);
    margin-bottom: var(--space-md);
}

.not-found-text {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.thank-you {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.thank-you-content {
    max-width: 600px;
}

.thank-you-title {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

.thank-you-text {
    font-size: 1.2rem;
    margin-bottom: var(--space-md);
}

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

@media (max-width: 991px) {
    html {
        font-size: 15px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 767px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(17, 17, 17, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-medium);
        z-index: 100;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: var(--space-sm) 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .hero-buttons .cta-button,
    .hero-buttons .secondary-button {
        width: 100%;
        text-align: center;
    }

    .footer-content > div {
        width: 100%;
        margin-bottom: var(--space-md);
    }
}

@media (max-width: 575px) {
    html {
        font-size: 14px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

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

    .contact-form {
        padding: var(--space-md);
    }

}

@media (max-width: 320px) {
    .container {
        padding: 0 var(--space-sm);
    }
}

.legal-content {
    background: rgba(17, 17, 17, 0.6);
    border-radius: var(--border-radius-md);
    padding: var(--space-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(221, 221, 221, 0.1);
    margin-bottom: var(--space-lg);
}

.legal-content h2 {
    color: var(--golden-amber);
    margin: var(--space-md) 0 var(--space-sm);
}

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

.legal-content ul {
    margin-bottom: var(--space-sm);
    padding-left: var(--space-md);
}

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

.home-button {
    display: inline-block;
    margin-bottom: var(--space-md);
    color: var(--golden-amber);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.home-button:hover {
    color: var(--snow-white);
}

.quantum-wave {
    position: absolute;
    bottom: -80px;
    left: 0;
    width: 100%;
    height: 150px;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 1200 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='%23111111' d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z' opacity='.25'/%3E%3Cpath fill='%23111111' d='M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z' opacity='.5'/%3E%3Cpath fill='%23111111' d='M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z'/%3E%3C/svg%3E");
    background-size: cover;
    background-position: center;
}

.menu-open{
    overflow: hidden;
}