:root {
    --primary-color: #1a1a2e;
    --secondary-color: #0f3460;
    --accent-color: #e94560;
    --text-color: #f5f5f5;
    --hover-color: #16213e;
    --bg-color: #16213e;
    --card-bg: #1a1a2e;
    --transition: all 0.2s ease;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --border-radius: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-main);
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
    overflow-x: hidden;
    font-weight: 400;
    font-size: 14px;
}

header {
    background: var(--primary-color);
    padding: 8px 20px;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

a {
    text-decoration: none;
}

.marcos-xxxn-header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    height: 60px;
}

.marcos-xxxn-logo-img {
    height: 72px;
    object-fit: contain;
}

.main-nav {
    display: flex;
    justify-content: center;
    flex-grow: 1;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 4px;
    align-items: center;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 13px;
    transition: var(--transition);
    padding: 6px 12px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid transparent;
    white-space: nowrap;
}

.nav-link:hover {
    background: rgba(233, 69, 96, 0.1);
    color: var(--accent-color);
    border-color: rgba(233, 69, 96, 0.2);
}

.nav-link.active {
    background: rgba(233, 69, 96, 0.15);
    color: var(--text-color);
    border-color: var(--accent-color);
}

.nav-link i {
    font-size: 11px;
    margin-left: 3px;
}

.language-dropdown {
    position: relative;
    margin-left: 8px;
}

.language-btn {
    background: rgba(15, 52, 96, 0.8);
    border: 1px solid rgba(233, 69, 96, 0.2);
    color: var(--text-color);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

.language-btn:hover {
    background: rgba(233, 69, 96, 0.2);
    border-color: var(--accent-color);
}

.language-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--primary-color);
    border: 1px solid rgba(233, 69, 96, 0.2);
    border-radius: 4px;
    padding: 8px;
    margin-top: 4px;
    min-width: 70px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 1000;
}

.language-dropdown:hover .language-menu {
    opacity: 1;
    visibility: visible;
}

.language-item {
    margin-bottom: 4px;
}

.language-item:last-child {
    margin-bottom: 0;
}

.language-link {
    display: block;
    padding: 6px 20px;
    color: var(--text-color);
    border-radius: 3px;
    font-size: 13px;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.05);
}

.language-link:hover {
    background: rgba(233, 69, 96, 0.2);
    color: white;
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-color);
    font-size: 16px;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: var(--transition);
}

.mobile-menu-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

main {
    margin-top: 80px;
    padding: 20px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    min-height: 60vh;
}

h1 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--accent-color);
    font-weight: 600;
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(233, 69, 96, 0.3);
}

h2 {
    font-size: 20px;
    margin: 20px 0 15px;
    color: var(--accent-color);
    font-weight: 600;
    text-align: center;
}

.marcos-xxxn-gallery-grid {
    column-count: 4;
    column-gap: 15px;
    margin: 20px 0;
}

.marcos-xxxn-gallery-card {
    background: var(--card-bg);
    border-radius: 6px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    break-inside: avoid;
    position: relative;
}

.marcos-xxxn-gallery-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.marcos-xxxn-gallery-img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

.marcos-xxxn-gallery-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(26, 26, 46, 0.95) 0%, rgba(26, 26, 46, 0.7) 70%, transparent 100%);
    padding: 8px;
    text-align: center;
    z-index: 2;
}

.marcos-xxxn-gallery-title {
    font-size: 12px;
    margin-bottom: 2px;
    color: white;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.marcos-xxxn-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 20px 0;
    justify-content: center;
}

.marcos-xxxn-item {
    background: var(--card-bg);
    border-radius: 4px;
    padding: 8px 12px;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex: 0 1 auto;
    text-align: center;
    max-width: 200px;
}

.marcos-xxxn-item:hover {
    border-color: var(--accent-color);
}

.marcos-xxxn-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    display: block;
    font-size: 13px;
    transition: var(--transition);
}

.marcos-xxxn-link:hover {
    color: var(--accent-color);
}

footer {
    background: var(--primary-color);
    padding: 30px 20px 20px;
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-container-marcos-xxxn {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.marcos-xxxn-footer-links-col {
    padding: 15px;
}

.marcos-xxxn-footer-links-col h3 {
    color: var(--accent-color);
    font-size: 16px;
    margin-bottom: 12px;
    padding-bottom: 8px;
    font-weight: 600;
    border-bottom: 1px solid rgba(233, 69, 96, 0.3);
}

.marcos-xxxn-footer-links {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.marcos-xxxn-footer-link {
    color: rgba(245, 245, 245, 0.8);
    text-decoration: none;
    font-size: 13px;
    transition: var(--transition);
    padding: 5px 8px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.03);
}

.marcos-xxxn-footer-link:hover {
    background: rgba(233, 69, 96, 0.1);
    color: var(--accent-color);
}

.copyright {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 12px;
    color: rgba(245, 245, 245, 0.6);
    grid-column: 1 / -1;
}

.marcos-xxxn-info-section {
    background: var(--card-bg);
    padding: 15px;
    border-radius: 6px;
    margin: 20px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    line-height: 1.6;
}

.marcos-xxxn-friends-card {
    background: var(--card-bg);
    border-radius: 6px;
    padding: 20px;
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.marcos-xxxn-friends-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.marcos-xxxn-friends-link {
    text-decoration: none;
    display: block;
    color: inherit;
}

.marcos-xxxn-friends-title {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--accent-color);
    font-weight: 600;
    line-height: 1.3;
}

.marcos-xxxn-friends-description {
    font-size: 13px;
    color: rgba(245, 245, 245, 0.7);
    line-height: 1.4;
    margin: 0;
}

.marcos-xxxn-friends-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.marcos-xxxn-gallery-slider {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(52, 73, 94, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.marcos-xxxn-slider-container {
    position: relative;
    width: 90%;
    height: 90%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.marcos-xxxn-slider-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 4px;
}

.marcos-xxxn-slider-close {
    position: fixed;
    top: 20px;
    right: 20px;
    color: white;
    font-size: 20px;
    cursor: pointer;
    background: var(--accent-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border: 1px solid white;
    z-index: 2001;
}

.marcos-xxxn-slider-close:hover {
    background: #d43f57;
}

.marcos-xxxn-slider-prev,
.marcos-xxxn-slider-next {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    background: var(--accent-color);
    color: white;
    border: 1px solid white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 2001;
}

.marcos-xxxn-slider-prev:hover,
.marcos-xxxn-slider-next:hover {
    background: #d43f57;
}

.marcos-xxxn-slider-prev {
    left: 20px;
}

.marcos-xxxn-slider-next {
    right: 20px;
}

.marcos-xxxn-slider-counter {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-color);
    font-size: 14px;
    background: rgba(0, 0, 0, 0.5);
    padding: 6px 12px;
    border-radius: 3px;
}

@media (max-width: 992px) {
    .mobile-menu-btn {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--primary-color);
        padding: 80px 20px 40px;
        display: none;
        flex-direction: column;
        z-index: 999;
        overflow-y: auto;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .main-nav.show {
        display: flex;
    }

    .nav-list {
        flex-direction: column;
        gap: 5px;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        text-align: left;
        padding: 12px 16px;
        font-size: 15px;
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(255, 255, 255, 0.15);
        margin-bottom: 4px;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .nav-link.active {
        background: rgba(233, 69, 96, 0.25);
        border-color: var(--accent-color);
        color: white;
        font-weight: 600;
    }

    .language-dropdown {
        width: 100%;
        max-width: 400px;
        margin: 20px auto 0;
    }

    .language-btn {
        width: 100%;
        padding: 12px 16px;
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(255, 255, 255, 0.15);
        color: var(--text-color);
        font-size: 15px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .language-btn:hover {
        background: rgba(233, 69, 96, 0.2);
        border-color: var(--accent-color);
    }

    .language-menu {
        position: static;
        width: 100%;
        max-height: 0;
        margin-top: 0;
        background: rgba(30, 40, 55, 0.95);
        border: none;
        border-radius: 8px;
        padding: 0;
        opacity: 1;
        visibility: visible;
        overflow: hidden;
        transition: all 0.3s ease;
        box-shadow: none;
    }

    .language-dropdown.active .language-menu {
        max-height: 200px;
        margin-top: 10px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        padding: 10px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }

    .language-link {
        padding: 10px 12px;
        font-size: 14px;
        border-radius: 6px;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid transparent;
        display: block;
        color: var(--text-color);
        text-decoration: none;
        transition: var(--transition);
        margin-bottom: 5px;
    }

    .language-link:hover {
        background: rgba(233, 69, 96, 0.15);
        border-color: rgba(233, 69, 96, 0.3);
        color: white;
    }

    .language-link:last-child {
        margin-bottom: 0;
    }

    .mobile-menu-close {
        position: absolute;
        top: 20px;
        right: 20px;
        background: var(--accent-color);
        border: none;
        color: white;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        cursor: pointer;
        transition: var(--transition);
        z-index: 1000;
    }

    .mobile-menu-close:hover {
        background: #c0392b;
        transform: rotate(90deg);
    }
}

@media (max-width: 800px) {
    .marcos-xxxn-gallery-grid {
        column-count: 3;
        column-gap: 12px;
    }
    
    .marcos-xxxn-friends-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 12px;
    }
    
    .marcos-xxxn-friends-card {
        padding: 16px;
    }
    
    .marcos-xxxn-friends-title {
        font-size: 15px;
    }
    
    h1 {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    h2 {
        font-size: 18px;
        margin: 15px 0 12px;
    }
    
    main {
        margin-top: 70px;
        padding: 15px;
    }
}

@media (max-width: 600px) {
    .marcos-xxxn-gallery-grid {
        column-count: 2;
        column-gap: 10px;
    }
    
    .marcos-xxxn-friends-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 10px;
    }
    
    .marcos-xxxn-friends-card {
        padding: 14px;
    }
    
    .marcos-xxxn-friends-title {
        font-size: 14px;
    }
    
    .marcos-xxxn-friends-description {
        font-size: 12px;
    }
    
    .marcos-xxxn-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(48%, 1fr));
        gap: 5px;
        margin: 15px 0;
    }
    
    .marcos-xxxn-item {
        padding: 6px 8px;
        max-width: none;
        min-height: 35px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .marcos-xxxn-link {
        font-size: 12px;
        text-align: center;
        line-height: 1.3;
    }
    
    h1 {
        font-size: 18px;
        padding-bottom: 8px;
    }
    
    h2 {
        font-size: 16px;
        margin: 12px 0 10px;
    }
    
    .footer-container-marcos-xxxn {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .marcos-xxxn-footer-links-col {
        padding: 10px;
    }
    
    .marcos-xxxn-slider-prev,
    .marcos-xxxn-slider-next {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .marcos-xxxn-slider-prev {
        left: 10px;
    }
    
    .marcos-xxxn-slider-next {
        right: 10px;
    }
    
    .marcos-xxxn-slider-close {
        width: 35px;
        height: 35px;
        font-size: 16px;
        top: 10px;
        right: 10px;
    }
    
    .marcos-xxxn-slider-counter {
        bottom: 10px;
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .marcos-xxxn-gallery-grid {
        column-count: 2;
        column-gap: 8px;
    }
    
    .marcos-xxxn-friends-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .marcos-xxxn-friends-card {
        padding: 12px;
    }
    
    .marcos-xxxn-grid {
        grid-template-columns: repeat(auto-fill, minmax(48%, 1fr));
        gap: 4px;
    }
    
    .marcos-xxxn-item {
        padding: 5px 6px;
        min-height: 30px;
    }
    
    .marcos-xxxn-link {
        font-size: 11px;
    }
    
    .marcos-xxxn-logo-img {
        height: 60px;
    }
    
    header {
        padding: 8px 15px;
    }
    
    h1 {
        font-size: 16px;
        margin-bottom: 12px;
    }
    
    h2 {
        font-size: 14px;
        margin: 10px 0 8px;
    }
    
    .marcos-xxxn-gallery-title {
        font-size: 11px;
    }
    
    .marcos-xxxn-footer-link {
        font-size: 12px;
        padding: 4px 6px;
    }
}

@media (max-width: 360px) {
    .marcos-xxxn-gallery-grid {
        column-count: 1;
    }
    
    .marcos-xxxn-friends-grid {
        grid-template-columns: 1fr;
    }
    
    .marcos-xxxn-grid {
        grid-template-columns: repeat(auto-fill, minmax(48%, 1fr));
        gap: 3px;
    }
    
    .marcos-xxxn-item {
        padding: 4px 5px;
        min-height: 28px;
    }
    
    .marcos-xxxn-link {
        font-size: 10px;
    }
}

@media (min-width: 993px) {
    .mobile-menu-close {
        display: none !important;
    }
}