:root {
    --material-primary: #b3261e;
    --material-primary-dark: #8c1d18;
    --material-primary-soft: #fce8e6;
    --material-ink: #252a31;
    --material-muted: #626a73;
    --material-border: #dfe3e8;
    --material-surface: #fff;
    --material-background: #f4f6f8;
    --material-shadow: 0 2px 8px rgba(24, 32, 40, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    min-width: 320px;
    background: var(--material-background);
}

body.body {
    margin: 0;
    color: var(--material-ink);
    background: var(--material-background);
    font-family: Roboto, "Segoe UI", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.55;
}

a {
    color: var(--material-primary);
    text-decoration: none;
    transition: color 140ms ease, background-color 140ms ease, box-shadow 140ms ease;
}

a:hover,
a:focus {
    color: var(--material-primary-dark);
    text-decoration: underline;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid rgba(179, 38, 30, 0.35);
    outline-offset: 2px;
}

.site-header {
    color: #fff;
    background: var(--material-primary);
    box-shadow: var(--material-shadow);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: min(100% - 40px, 1440px);
    min-height: 76px;
    margin: 0 auto;
}

.site-brand {
    margin: 0;
    color: inherit;
    font-size: 25px;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.language-switcher {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    width: auto;
    padding: 0;
    text-align: right;
}

.language-switcher a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
}

.language-switcher a:hover,
.language-switcher a:focus {
    background: rgba(255, 255, 255, 0.24);
    text-decoration: none;
}

.language-switcher img {
    width: 22px;
    height: auto;
}

.site-navigation {
    position: relative;
    z-index: 2;
    background: var(--material-surface);
    box-shadow: 0 2px 5px rgba(24, 32, 40, 0.08);
}

.site-navigation__inner {
    width: min(100% - 40px, 1440px);
    margin: 0 auto;
}

#main_menu_items.nav {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin: 0;
    padding: 6px 0;
    list-style: none;
}

#main_menu_items.nav > li {
    float: none;
}

#main_menu_items.nav > li > a {
    display: flex;
    align-items: center;
    gap: 9px;
    min-height: 44px;
    padding: 10px 14px;
    border-radius: 8px;
    color: #424850;
    font-weight: 500;
    white-space: nowrap;
}

#main_menu_items.nav > li > a:hover,
#main_menu_items.nav > li > a:focus {
    color: var(--material-primary-dark);
    background: var(--material-primary-soft);
    text-decoration: none;
}

#main_menu_items.nav > li.active > a {
    color: var(--material-primary-dark);
    background: var(--material-primary-soft);
    font-weight: 600;
}

#main_menu_items .fa {
    width: 18px;
    text-align: center;
}

.page-shell {
    width: min(100% - 40px, 1440px);
    min-height: calc(100vh - 130px);
    margin: 24px auto;
    padding: 24px;
    border: 1px solid rgba(31, 41, 51, 0.04);
    border-radius: 14px;
    background: var(--material-surface);
    box-shadow: var(--material-shadow);
}

h1,
h2,
h3,
h4 {
    color: var(--material-ink);
    line-height: 1.3;
}

h2 {
    margin-top: 24px;
    font-size: clamp(20px, 2.4vw, 25px);
}

h3 {
    margin-top: 22px;
    font-size: clamp(17px, 2vw, 21px);
}

.container-fluid {
    width: 100%;
    padding-right: 12px;
    padding-left: 12px;
}

.navbar {
    min-height: 0;
    border: 0;
    border-radius: 10px;
    background: #f7f8fa;
    box-shadow: none;
}

.navbar-default .navbar-nav > li > a {
    color: #41474f;
}

.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a:focus {
    color: var(--material-primary-dark);
    background: var(--material-primary-soft);
}

.table-responsive {
    margin: 16px 0 22px;
    border: 1px solid var(--material-border);
    border-radius: 10px;
    background: var(--material-surface);
    box-shadow: 0 1px 4px rgba(24, 32, 40, 0.04);
    -webkit-overflow-scrolling: touch;
}

table.table {
    margin-bottom: 0;
    color: var(--material-ink);
}

.table > thead > tr > th {
    border-bottom: 1px solid #d2d7dd;
    background: #f5f6f8;
    color: #383e46;
    font-weight: 600;
    vertical-align: middle;
}

.table > tbody > tr > td,
.table > tbody > tr > th {
    border-top-color: #e7eaee;
    vertical-align: middle;
}

.table-striped > tbody > tr:nth-of-type(odd) {
    background: #fafbfc;
}

.form-control {
    min-height: 42px;
    border: 1px solid #c9cfd6;
    border-radius: 7px;
    box-shadow: none;
    color: var(--material-ink);
    font-size: 15px;
}

.form-control:focus {
    border-color: var(--material-primary);
    box-shadow: 0 0 0 3px rgba(179, 38, 30, 0.12);
}

textarea.form-control {
    min-height: 96px;
}

.btn {
    min-height: 40px;
    padding: 9px 16px;
    border: 0;
    border-radius: 7px;
    font-weight: 600;
    transition: background-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.btn:hover,
.btn:focus {
    text-decoration: none;
    box-shadow: 0 3px 8px rgba(24, 32, 40, 0.16);
    transform: translateY(-1px);
}

.btn-default,
.btn-primary {
    color: #fff;
    background: var(--material-primary);
}

.btn-default:hover,
.btn-default:focus,
.btn-primary:hover,
.btn-primary:focus {
    color: #fff;
    background: var(--material-primary-dark);
}

.btn-success {
    color: #fff;
    background: #287a4b;
}

.btn-success:hover,
.btn-success:focus {
    color: #fff;
    background: #1e603a;
}

.btn-danger {
    color: #fff;
    background: #b3261e;
}

.btn-danger:hover,
.btn-danger:focus {
    color: #fff;
    background: #8c1d18;
}

.btn-link {
    color: var(--material-primary);
    background: transparent;
}

.alert {
    border: 0;
    border-radius: 9px;
    box-shadow: 0 1px 4px rgba(24, 32, 40, 0.06);
}

.alert-danger {
    color: #7d1c16;
    background: #fce8e6;
}

.alert-success {
    color: #175b35;
    background: #e4f3e8;
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.pagination > li > a,
.pagination > li > span {
    min-width: 38px;
    min-height: 38px;
    border-color: var(--material-border);
    border-radius: 6px !important;
    color: var(--material-primary);
    text-align: center;
}

.pagination > .active > a,
.pagination > .active > a:hover,
.pagination > .active > span {
    border-color: var(--material-primary);
    background: var(--material-primary);
}

.progress {
    overflow: hidden;
    height: 16px;
    border-radius: 99px;
    background: #e8ebef;
    box-shadow: none;
}

.progress-bar {
    box-shadow: none;
}

@media (max-width: 767px) {
    .site-header__inner,
    .site-navigation__inner,
    .page-shell {
        width: 100%;
    }

    .site-header__inner {
        min-height: 64px;
        padding: 0 16px;
    }

    .site-brand {
        font-size: 21px;
    }

    .site-navigation__inner {
        overflow-x: auto;
        padding: 0 8px;
    }

    #main_menu_items.nav {
        width: max-content;
        flex-wrap: nowrap;
    }

    #main_menu_items.nav > li > a {
        min-height: 46px;
        padding: 9px 11px;
        font-size: 14px;
    }

    .page-shell {
        min-height: calc(100vh - 110px);
        margin: 0;
        padding: 18px 12px 28px;
        border: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .container-fluid {
        padding-right: 8px;
        padding-left: 8px;
    }

    .form-inline .form-group {
        display: block;
        margin-bottom: 12px;
    }

    .form-inline .form-control {
        display: block;
        width: 100%;
    }

    .btn-group {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .btn-group > .btn {
        float: none;
        border-radius: 7px !important;
    }

    .pagination {
        padding-left: 0;
    }
}

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