:root {
    --font-family: "Inter", "Segoe UI", Arial, sans-serif;

    --bg: #f5f6f8;
    --surface: #ffffff;
    --surface-soft: #f8f9fb;

    --text: #18191c;
    --text-soft: #5f6368;
    --text-muted: #7a7f87;

    --border: #e2e5e9;
    --border-dark: #d3d7dc;

    --primary: #2557a7;
    --primary-dark: #164081;
    --primary-soft: #edf4ff;

    --success: #137333;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    --shadow-sm: 0 2px 8px rgba(25, 35, 50, 0.05);
    --shadow-md: 0 10px 30px rgba(25, 35, 50, 0.08);

    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-family);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

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

button,
input,
select,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

.container {
    width: min(calc(100% - 32px), var(--container));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
}

.site-header__inner {
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.site-logo {
    color: var(--text);
    font-size: 21px;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.site-logo::after {
    content: ".";
    color: var(--primary);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.site-nav a {
    color: var(--text-soft);
    font-size: 14px;
    transition:
        color 0.2s ease,
        background-color 0.2s ease;
}

.site-nav a:hover {
    color: var(--primary);
}

.site-nav a:last-child {
    padding: 10px 16px;
    color: #ffffff;
    background: var(--primary);
    border-radius: var(--radius-sm);
}

.site-nav a:last-child:hover {
    color: #ffffff;
    background: var(--primary-dark);
}

.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 7px;
    color: var(--text-muted);
    font-size: 13px;
}

.breadcrumb a:hover {
    color: var(--primary);
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 7px;
    padding-top: 12px;
}

.pagination a {
    min-width: 38px;
    height: 38px;
    padding-inline: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-soft);
}

.pagination a:hover,
.pagination a[aria-current="page"] {
    border-color: var(--primary);
    color: #ffffff;
    background: var(--primary);
}

@media (max-width: 720px) {
    .container {
        width: min(calc(100% - 24px), var(--container));
    }

    .site-header__inner {
        min-height: 60px;
    }

    .site-logo {
        font-size: 19px;
    }

    .site-nav {
        gap: 14px;
    }

    .site-nav a {
        display: none;
    }

    .site-nav a:last-child {
        display: inline-flex;
        padding: 8px 12px;
        font-size: 13px;
    }
}

.site-footer {
    padding: 55px 0 24px;
    color: #b8c0ce;
    background: #111827;
}

.site-footer__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 50px;
    padding-bottom: 38px;
}

.site-footer__brand {
    max-width: 450px;
}

.site-footer__logo {
    color: #ffffff;
    font-size: 20px;
    font-weight: 550;
}

.site-footer__brand p {
    margin: 13px 0 0;
    line-height: 1.8;
}

.site-footer__nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.site-footer__nav a {
    color: #dce2eb;
}

.site-footer__nav a:hover {
    color: #ffffff;
}

.site-footer__bottom {
    padding-top: 22px;
    display: flex;
    justify-content: space-between;
    gap: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 12px;
}

.site-footer__bottom p {
    margin: 0;
}

.site-footer__bottom p:last-child {
    max-width: 600px;
    text-align: right;
}

@media (max-width: 720px) {
    .site-footer__top,
    .site-footer__bottom {
        display: block;
    }

    .site-footer__nav {
        margin-top: 25px;
    }

    .site-footer__bottom p:last-child {
        margin-top: 12px;
        text-align: left;
    }
}