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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #1a2a2a;
    background: #fafcfe;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

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

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

.section {
    padding: 70px 0 60px;
}

.bg-light {
    background: #f2f7fc;
}

.section-title {
    font-size: 2.4rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
    color: #0a1a1a;
}

.section-title .highlight {
    color: #0a6a8a;
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #2a4a4a;
    max-width: 700px;
    margin: -6px auto 40px;
    font-weight: 400;
}

.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.navbar {
    background: #ffffff;
    box-shadow: 0 2px 12px rgba(0, 40, 50, 0.06);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 999;
    border-bottom: 2px solid #e3f0f5;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo img {
    height: 58px;
    width: auto;
    transition: 0.25s;
}

.nav-logo img:hover {
    opacity: 0.85;
}

.nav-links ul {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-links ul li a {
    font-weight: 500;
    font-size: 1rem;
    color: #0a2a2a;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
    transition: 0.25s;
    letter-spacing: 0.2px;
}

.nav-links ul li a:hover {
    color: #0a6a8a;
    border-bottom-color: #0a6a8a;
}

.nav-hamburger {
    display: none;
    font-size: 1.8rem;
    color: #0a2a2a;
    cursor: pointer;
}

.slider-hero {
    position: relative;
    overflow: hidden;
    background: #dce8ed;
    max-width: 1400px;
    margin: 0 auto;
}

.slider-wrapper {
    display: flex;
    height: 480px;
    position: relative;
}

.slide {
    min-width: 100%;
    height: 100%;
    display: none;
    position: relative;
}

.slide.active {
    display: block;
}

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

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 20, 25, 0.45);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #fff;
    padding: 20px;
}

.slide-overlay h1 {
    font-size: 3.4rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 8px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.slide-overlay h1 span {
    color: #6fc3e0;
}

.slide-overlay p {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.92;
    max-width: 600px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
}

.slide-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.slide-cta a {
    padding: 12px 32px;
    font-weight: 600;
    font-size: 1rem;
    transition: 0.3s;
    border: 2px solid #fff;
    color: #fff;
    background: transparent;
    letter-spacing: 0.5px;
}

.slide-cta a:hover {
    background: #0d7a9e;
    border-color: #0d7a9e;
}

.slide-cta a.primary {
    background: #0d7a9e;
    border-color: #0d7a9e;
}

.slide-cta a.primary:hover {
    background: #0a6382;
    border-color: #0a6382;
}

.slider-controls {
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(4px);
    padding: 8px 18px;
}

.dot {
    width: 12px;
    height: 12px;
    background: #b0cbd4;
    cursor: pointer;
    transition: 0.3s;
}

.dot.active {
    background: #0d7a9e;
    transform: scale(1.25);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-top: 20px;
}

.about-text p {
    margin-bottom: 14px;
    font-size: 1.05rem;
    color: #1a2a2a;
}

.about-image img {
    width: 100%;
    height: auto;
    box-shadow: 0 18px 34px -10px rgba(0, 50, 60, 0.18);
}

.offer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px 24px;
    margin-top: 10px;
}

.offer-card {
    background: #ffffff;
    overflow: hidden;
    box-shadow: 0 4px 20px -6px rgba(0, 50, 60, 0.06);
    transition: 0.3s;
    border: 1px solid #e9f0f4;
    display: flex;
    flex-direction: column;
}

.offer-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -12px rgba(0, 70, 90, 0.15);
    border-color: #b8d7e5;
}

.offer-card .card-img {
    width: 100%;
    padding-top: 60.14%;
    position: relative;
    background: #d7e4ea;
    overflow: hidden;
}

.offer-card .card-img img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-content {
    padding: 18px 20px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.card-content h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: #0a1a1a;
    margin-bottom: 6px;
}

.capacity {
    color: #3a5a5a;
    font-size: 0.95rem;
    margin: 2px 0 10px;
}

.capacity i {
    color: #0d7a9e;
    margin-right: 6px;
}

.btn-card {
    background: #0d7a9e;
    color: #fff;
    padding: 10px 20px;
    text-align: center;
    font-weight: 500;
    font-size: 0.95rem;
    transition: 0.25s;
    margin-top: auto;
    border: 1px solid #0d7a9e;
}

.btn-card:hover {
    background: #0a6382;
    border-color: #0a6382;
    color: #fff;
}

.equipment {
    margin-top: 52px;
    background: #e6f1f7;
    padding: 30px 32px;
}

.equipment h3 {
    font-size: 1.3rem;
    color: #0a2a2a;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.equipment h3 i {
    color: #0d7a9e;
}

.equipment ul {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 8px 24px;
    list-style: none;
}

.equipment ul li {
    font-size: 0.95rem;
    color: #1a3a3a;
    display: flex;
    align-items: center;
    gap: 10px;
}

.equipment ul li i {
    color: #0d7a9e;
    width: 20px;
    font-size: 1rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.gallery-item {
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 40, 50, 0.05);
    transition: 0.25s;
    background: #e7edf0;
    cursor: pointer;
}

.gallery-item:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 24px rgba(0, 60, 70, 0.12);
}

.gallery-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    transition: 0.3s;
}

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 2.4rem;
    cursor: pointer;
    transition: 0.25s;
    background: none;
    border: none;
    font-family: inherit;
}

.lightbox-close:hover {
    transform: rotate(90deg);
    color: #0d7a9e;
}

.lightbox-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.5);
    font-size: 2.8rem;
    cursor: pointer;
    transition: 0.25s;
    background: none;
    border: none;
    padding: 20px;
    font-family: inherit;
}

.lightbox-arrow:hover {
    color: #fff;
}

.lightbox-arrow.prev {
    left: 20px;
}

.lightbox-arrow.next {
    right: 20px;
}

.lightbox-counter {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    margin-top: 16px;
    letter-spacing: 1px;
}

.special-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 32px 24px;
    margin-top: 10px;
}

.special-card {
    background: #ffffff;
    overflow: hidden;
    box-shadow: 0 4px 20px -6px rgba(0, 50, 60, 0.08);
    transition: 0.3s;
    border: 1px solid #e9f0f4;
    display: flex;
    flex-direction: column;
}

.special-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -12px rgba(0, 70, 90, 0.18);
    border-color: #b8d7e5;
}

.special-card .card-img {
    width: 100%;
    padding-top: 56.25%;
    position: relative;
    background: #d7e4ea;
    overflow: hidden;
}

.special-card .card-img img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.special-card .card-content {
    padding: 20px 22px 26px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.special-card .card-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #0a1a1a;
    margin-bottom: 8px;
}

.special-card .card-content p {
    color: #2a4a4a;
    font-size: 0.98rem;
    margin: 6px 0 12px;
    line-height: 1.5;
}

.special-card .card-content .features {
    list-style: none;
    margin: 8px 0 16px;
}

.special-card .card-content .features li {
    font-size: 0.92rem;
    color: #1a3a3a;
    padding: 3px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.special-card .card-content .features li i {
    color: #0d7a9e;
    width: 18px;
    font-size: 0.9rem;
}

.special-card .btn-card {
    background: #0d7a9e;
    color: #fff;
    padding: 12px 24px;
    text-align: center;
    font-weight: 500;
    font-size: 0.95rem;
    transition: 0.25s;
    margin-top: auto;
    border: 1px solid #0d7a9e;
}

.special-card .btn-card:hover {
    background: #0a6382;
    border-color: #0a6382;
}

.special-more {
    text-align: center;
    margin-top: 36px;
}

.special-more a {
    display: inline-block;
    padding: 14px 40px;
    background: transparent;
    color: #0a6a8a;
    border: 2px solid #0a6a8a;
    font-weight: 600;
    font-size: 1rem;
    transition: 0.3s;
}

.special-more a:hover {
    background: #0a6a8a;
    color: #fff;
}

.conference-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-top: 20px;
}

.conference-text h3 {
    font-size: 1.8rem;
    color: #0a1a1a;
    margin-bottom: 10px;
}

.conference-text .sub {
    font-size: 1.1rem;
    color: #0a6a8a;
    font-weight: 600;
    margin-bottom: 16px;
    display: block;
}

.conference-text p {
    margin-bottom: 14px;
    font-size: 1.02rem;
    color: #1a2a2a;
}

.conference-text ul {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 16px;
    margin: 16px 0 20px;
}

.conference-text ul li {
    font-size: 0.98rem;
    color: #1a3a3a;
    display: flex;
    align-items: center;
    gap: 10px;
}

.conference-text ul li i {
    color: #0d7a9e;
    width: 18px;
}

.conference-image img {
    width: 100%;
    height: auto;
    box-shadow: 0 18px 34px -10px rgba(0, 50, 60, 0.18);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 40px;
    margin-top: 20px;
}

.contact-info h3 {
    font-size: 1.5rem;
    color: #0a1a1a;
    margin-bottom: 16px;
}

.contact-info .stars {
    color: #0d7a9e;
    font-size: 1.2rem;
    letter-spacing: 8px;
    margin-bottom: 10px;
    display: block;
    font-weight: 300;
    opacity: 1;
}

.contact-info p {
    margin: 10px 0;
    font-size: 1rem;
    color: #1a3a3a;
    display: flex;
    align-items: center;
    gap: 14px;
}

.contact-info p i {
    color: #0d7a9e;
    width: 22px;
    font-size: 1.1rem;
}

.contact-info p a {
    color: #0a5a6a;
    font-weight: 600;
}

.socials {
    display: flex;
    gap: 20px;
    margin-top: 22px;
}

.socials a {
    background: #0d7a9e;
    color: #fff;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: 0.25s;
    border-radius: 4px;
}

.socials a:hover {
    background: #0a6382;
    transform: translateY(-3px);
}

.contact-map iframe {
    box-shadow: 0 8px 26px -6px rgba(0, 40, 50, 0.12);
    width: 100%;
    height: 300px;
    border: 0;
}

.lang-section {
    padding: 20px 0 16px;
    background: #0a1a1e;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.lang-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 14px;
    list-style: none;
    padding: 0;
}

.lang-grid li a {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: #e8f0f5;
    font-weight: 500;
    font-size: 0.85rem;
    padding: 4px 10px;
    transition: 0.2s;
    opacity: 0.95;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.04);
}

.lang-grid li a:hover {
    opacity: 1;
    color: #6fc3e0;
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
}

.lang-grid li a img {
    border: 0;
    border-radius: 2px;
}

.footer {
    background: 
        linear-gradient(rgba(0, 15, 25, 0.55), rgba(0, 15, 25, 0.65)),
        url('../img/bg-footer.webp') center center / cover no-repeat;
    background-color: #0a2023;
    color: #f0f7fa;
    padding: 40px 0 30px;
    font-size: 0.95rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-col h4 {
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 14px;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
}

.footer-col p,
.footer-col a {
    color: #eef6fa;
    font-size: 0.95rem;
    line-height: 1.8;
    font-weight: 400;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

.footer-col a:hover {
    color: #6fc3e0;
}

.footer-col i {
    color: #6fc3e0;
    width: 22px;
    margin-right: 6px;
    filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.3));
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 20px;
    text-align: center;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: #dce8ed;
    font-weight: 400;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.3);
}

.footer-bottom a {
    color: #dce8ed;
    transition: 0.2s;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.3);
}

.footer-bottom a:hover {
    color: #6fc3e0;
}

.footer-bottom .footer-links {
    display: flex;
    gap: 24px;
}

.footer-bottom .footer-links a {
    font-size: 0.9rem;
}

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

.contact-map iframe {
    width: 100% !important;
    height: 300px !important;
    border: 0 !important;
}

a:focus-visible,
button:focus-visible,
[role="button"]:focus-visible {
    outline: 3px solid #0d7a9e;
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

@media (max-width: 992px) {
    .about-grid,
    .conference-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .about-image,
    .conference-image {
        order: -1;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    .slide-overlay h1 {
        font-size: 2.6rem;
    }
    .special-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
    .conference-text ul {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        width: 100%;
        background: #fff;
        padding: 14px 0 20px;
        border-top: 1px solid #e0edf2;
        margin-top: 10px;
    }
    .nav-links.active {
        display: block;
    }
    .nav-links ul {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
    .nav-hamburger {
        display: block;
    }
    .slider-wrapper {
        height: 340px;
    }
    .slide-overlay h1 {
        font-size: 2rem;
    }
    .slide-overlay p {
        font-size: 1rem;
    }
    .slide-cta a {
        padding: 10px 22px;
        font-size: 0.9rem;
    }
    .section-title {
        font-size: 2rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .offer-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    .special-grid {
        grid-template-columns: 1fr 1fr;
    }
    .equipment ul {
        grid-template-columns: 1fr 1fr;
    }
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
    .gallery-item img {
        height: 120px;
    }
    .lightbox img {
        max-width: 95%;
        max-height: 70%;
    }
    .lightbox-arrow {
        font-size: 2rem;
        padding: 10px;
    }
    .lightbox-arrow.prev {
        left: 6px;
    }
    .lightbox-arrow.next {
        right: 6px;
    }
    .lightbox-close {
        top: 16px;
        right: 20px;
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .slider-wrapper {
        height: 280px;
    }
    .slide-overlay h1 {
        font-size: 1.5rem;
    }
    .slide-overlay p {
        font-size: 0.85rem;
    }
    .slide-cta a {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
    .section {
        padding: 40px 0 36px;
    }
    .offer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .special-grid {
        grid-template-columns: 1fr;
    }
    .card-content {
        padding: 14px 14px 18px;
    }
    .card-content h3 {
        font-size: 1rem;
    }
    .equipment ul {
        grid-template-columns: 1fr;
    }
    .lang-grid {
        gap: 3px 6px;
    }
    .lang-grid li a {
        font-size: 0.7rem;
        padding: 2px 5px;
    }
    .conference-text h3 {
        font-size: 1.4rem;
    }
}