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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f5f5;
}

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

/* Top Header */
.top-header {
    background: #002147;
    color: white;
    padding: 10px 0;
    font-size: 14px;
}

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

.contact-info {
    display: flex;
    gap: 30px;
}

.lang-switcher a {
    color: #ffd700;
    text-decoration: none;
    margin-left: 15px;
    font-weight: 500;
}

.lang-switcher a:hover {
    text-decoration: underline;
}

/* Main Header */
.main-header {
    background: white;
    border-bottom: 5px solid #c8102e;
    padding: 25px 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    gap: 30px;
}

.logo-container {
    width: 120px;
    height: 140px;
    position: relative;
}

/*.du-logo {*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background: linear-gradient(180deg, #002147 0%, #003366 100%);*/
/*    border-radius: 8px 8px 60px 60px;*/
/*    border: 4px solid #ffd700;*/
/*    display: flex;*/
/*    flex-direction: column;*/
/*    padding: 8px;*/
/*    box-shadow: 0 4px 12px rgba(0, 33, 71, 0.3);*/
/*    position: relative;*/
/*}*/

.logo-top {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 2px solid #ffd700;
    padding-bottom: 8px;
}

.logo-torch {
    width: 35px;
    height: 50px;
    position: relative;
}

.torch-flame {
    width: 20px;
    height: 25px;
    background: linear-gradient(180deg, #ffd700 0%, #ff6b35 50%, #c8102e 100%);
    border-radius: 50% 50% 0 0;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}

.torch-handle {
    width: 8px;
    height: 30px;
    background: #ffd700;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.logo-bottom {
    flex: 1;
    display: flex;
    gap: 2px;
    padding-top: 8px;
}

.logo-quadrant {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.logo-book {
    width: 25px;
    height: 30px;
    background: #ffd700;
    clip-path: polygon(
            50% 0%,
            100% 10%,
            95% 25%,
            100% 40%,
            95% 55%,
            100% 70%,
            95% 85%,
            50% 100%,
            5% 85%,
            0% 70%,
            5% 55%,
            0% 40%,
            5% 25%,
            0% 10%
    );
}

.logo-eye {
    width: 35px;
    height: 20px;
    background: white;
    border-radius: 50%;
    position: relative;
    border: 2px solid #ffd700;
}

.eye-pupil {
    width: 18px;
    height: 18px;
    background: #002147;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffd700;
    font-size: 10px;
    font-weight: bold;
}

.logo-ribbon {
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #c8102e;
    color: #ffd700;
    padding: 4px 15px;
    font-size: 9px;
    font-weight: bold;
    white-space: nowrap;
    border-radius: 2px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.header-text {
    flex: 1;
}

.header-text h1 {
    font-size: 38px;
    color: #2d2a6e;
    margin-bottom: 8px;
    font-weight: bold;
}

.header-text p {
    font-size: 22px;
    color: #3d3a8e;
    margin-bottom: 5px;
}

.header-text .subtitle {
    font-size: 16px;
    color: #c8102e;
    font-weight: 600;
}

/* Navigation */
.nav-menu {
    background: linear-gradient(135deg, #2d2a6e 0%, #3d3a8e 100%);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.15);
}

.nav-menu .container > ul {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

.nav-menu .container > ul > li {
    position: relative;
}

.nav-menu .container > ul > li > a {
    display: block;
    padding: 18px 24px;
    color: white;
    text-decoration: none;
    transition: all 0.3s;
    white-space: nowrap;
    font-weight: 500;
}

.nav-menu .container > ul > li > a:hover {
    background: #c8102e;
    color: #ffd700;
}

.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 240px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border-top: 3px solid #c8102e;
    z-index: 1000;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu .container > ul > li:hover .submenu {
    display: block;
}

.submenu li a {
    display: block;
    padding: 12px 24px;
    color: #2d2a6e;
    text-decoration: none;
    border-bottom: 1px solid #e5e7eb;
    transition: all 0.3s;
}

.submenu li a:hover {
    background: #f0f0ff;
    color: #c8102e;
    padding-left: 30px;
}

/* Main Content */
.main-content {
    padding: 40px 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

/* Slider */
.slider-container {
    position: relative;
    height: 420px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    margin-bottom: 30px;
    border: 3px solid #ffd700;
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
    padding: 20px;
}

.slide.active {
    opacity: 1;
}

.slide-1 {
    background: linear-gradient(135deg, rgba(45, 42, 110, 0.95), rgba(61, 58, 142, 0.95)),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 400"><rect fill="%232d2a6e" width="800" height="400"/></svg>');
    background-size: cover;
}

.slide-2 {
    background: linear-gradient(135deg, rgba(200, 16, 46, 0.95), rgba(180, 14, 41, 0.95)),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 400"><rect fill="%23c8102e" width="800" height="400"/></svg>');
    background-size: cover;
}

.slide-3 {
    background: linear-gradient(135deg, rgba(61, 58, 142, 0.95), rgba(45, 42, 110, 0.95)),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 400"><rect fill="%233d3a8e" width="800" height="400"/></svg>');
    background-size: cover;
}

.slide h2 {
    font-size: 52px;
    margin-bottom: 15px;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.4);
    color: #ffd700;
}

.slide p {
    font-size: 26px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 215, 0, 0.3);
    border: 2px solid #ffd700;
    color: #ffd700;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    transition: all 0.3s;
}

.slider-btn:hover {
    background: #ffd700;
    color: #2d2a6e;
}

.slider-btn.prev {
    left: 20px;
}

.slider-btn.next {
    right: 20px;
}

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 215, 0, 0.5);
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid #ffd700;
}

.dot.active {
    background: #ffd700;
    width: 30px;
    border-radius: 6px;
}

/* Service Cards */
.services-section h2 {
    font-size: 30px;
    color: #2d2a6e;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-line {
    width: 5px;
    height: 35px;
    background: #c8102e;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.service-card {
    background: linear-gradient(135deg, #2d2a6e, #3d3a8e);
    padding: 30px 20px;
    border-radius: 10px;
    text-align: center;
    color: white;
    text-decoration: none;
    display: block;
    transition: all 0.3s;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(45, 42, 110, 0.3);
    border-color: #ffd700;
    background: linear-gradient(135deg, #3d3a8e, #4d4a9e);
}

.service-card.red {
    background: linear-gradient(135deg, #c8102e, #a00d25);
}

.service-card.red:hover {
    background: linear-gradient(135deg, #d81234, #c8102e);
}

.service-card.gold {
    background: linear-gradient(135deg, #d4af37, #b8941f);
}

.service-card.gold:hover {
    background: linear-gradient(135deg, #ffd700, #d4af37);
}

.service-card.purple {
    background: linear-gradient(135deg, #4d4a9e, #2d2a6e);
}

.service-card.purple:hover {
    background: linear-gradient(135deg, #5d5aae, #4d4a9e);
}

.service-card.navy {
    background: linear-gradient(135deg, #1e3a5f, #2d4a7f);
}

.service-card.navy:hover {
    background: linear-gradient(135deg, #2e4a7f, #3e5a9f);
}

.service-card.orange {
    background: linear-gradient(135deg, #c8512e, #a03d1e);
}

.service-card.orange:hover {
    background: linear-gradient(135deg, #d86134, #c8512e);
}

.service-icon {
    font-size: 42px;
    margin-bottom: 15px;
    color: #ffd700;
}

.service-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.service-card p {
    font-size: 14px;
    opacity: 0.9;
}

/* Sidebar */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.widget {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border: 2px solid #ffd700;
}

.widget-header {
    padding: 16px 20px;
    color: white;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 10px;
}

.widget-header.news {
    background: linear-gradient(135deg, #2d2a6e, #3d3a8e);
}

.widget-header.notice {
    background: linear-gradient(135deg, #c8102e, #a00d25);
}

.widget-header.links {
    background: linear-gradient(135deg, #d4af37, #b8941f);
}

.widget-header i {
    color: #ffd700;
}

.widget-content {
    padding: 20px;
}

.news-item, .notice-item {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e5e7eb;
}

.news-item:last-child, .notice-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.item-date {
    font-size: 12px;
    color: #6b7280;
    margin-bottom: 5px;
}

.item-title {
    color: #2d2a6e;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    display: block;
    line-height: 1.4;
}

.item-title:hover {
    color: #c8102e;
}

.item-category {
    display: inline-block;
    margin-top: 8px;
    padding: 4px 10px;
    background: #f0f0ff;
    color: #2d2a6e;
    font-size: 12px;
    border-radius: 4px;
    border: 1px solid #d0d0ff;
}

.view-all {
    color: #2d2a6e;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.view-all:hover {
    color: #c8102e;
    text-decoration: underline;
}

.link-item {
    display: block;
    padding: 12px 15px;
    color: #2d2a6e;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
    border-radius: 6px;
    margin-bottom: 8px;
}

.link-item:hover {
    background: #f0f0ff;
    color: #c8102e;
    padding-left: 22px;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #2d2a6e, #3d3a8e);
    color: white;
    padding: 40px 0 20px;
    margin-top: 60px;
    border-top: 5px solid #ffd700;
}

.footer p {
    margin-bottom: 10px;
    text-align: center;
}

.footer-meta {
    font-size: 14px;
    opacity: 0.8;
    color: #ffd700;
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 28px;
    cursor: pointer;
    padding: 10px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    .top-header .container {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .contact-info {
        flex-direction: column;
        gap: 10px;
    }

    .header-content {
        flex-direction: column;
        text-align: center;
    }

    .logo-container {
        width: 100px;
        height: 120px;
    }

    .header-text h1 {
        font-size: 26px;
    }

    .header-text p {
        font-size: 18px;
    }

    .mobile-menu-toggle {
        display: block;
        margin: 10px 20px;
    }

    .nav-menu .container > ul {
        flex-direction: column;
        display: none;
    }

    .nav-menu .container > ul.active {
        display: flex;
    }

    .nav-menu .container > ul > li {
        width: 100%;
    }

    .submenu {
        position: static;
        background: #3d3a8e;
        display: none;
    }

    .nav-menu .container > ul > li.submenu-open .submenu {
        display: block;
    }

    .submenu li a {
        color: white;
        padding-left: 40px;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .slider-container {
        height: 300px;
    }

    .slide h2 {
        font-size: 32px;
    }

    .slide p {
        font-size: 18px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }
}