:root {
    --page-bg: #f3efe7;
    --panel-bg: rgba(255, 255, 255, 0.78);
    --panel-border: rgba(38, 60, 77, 0.12);
    --text-color: #243341;
    --muted-color: #5e6c77;
    --accent-color: #2f6c8f;
    --accent-soft: rgba(47, 108, 143, 0.1);
    --accent-strong: #1d4f6e;
    --shadow-color: rgba(28, 44, 56, 0.08);
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text-color);
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.92), transparent 34%),
        linear-gradient(180deg, #f6f1e8 0%, #ece5da 100%);
    font-family: Georgia, "Times New Roman", serif;
}

a {
    color: var(--accent-strong);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.18em;
    transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

a:hover {
    color: #163d53;
    text-decoration-thickness: 2px;
}

.container-fluid {
    padding: 2rem 1.5rem;
}

.sidebar {
    padding-top: 1.5rem;
}

.sidebar-sticky,
.dropdown-menu-show {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 1.25rem;
    box-shadow: 0 18px 45px var(--shadow-color);
    backdrop-filter: blur(12px);
}

.sidebar-sticky {
    padding: 1.5rem 1rem;
    position: sticky;
    top: 1.5rem;
}

.nav.flex-column {
    gap: 0.45rem;
}

.nav-item {
    width: 100%;
}

.nav-link {
    align-items: center;
    border-radius: 0.9rem;
    color: var(--muted-color);
    display: flex;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 0.98rem;
    gap: 0.85rem;
    line-height: 1.3;
    padding: 0.75rem 0.9rem;
    text-decoration: none;
}

.nav-link:hover,
.nav-link:focus {
    background: var(--accent-soft);
    color: var(--accent-strong);
}

.nav-link.active {
    background: rgba(47, 108, 143, 0.14);
    color: var(--accent-strong);
    font-weight: 600;
}

.nav-link svg {
    color: var(--accent-color);
    flex: 0 0 1.5rem;
}

.nav-label {
    display: block;
    flex: 1 1 auto;
    min-width: 0;
}

.dropdown {
    margin: 1rem 0 0.75rem;
    width: 100%;
}

.dropdown > .btn {
    align-items: center;
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 999px;
    box-shadow: 0 10px 25px var(--shadow-color);
    color: var(--accent-strong);
    display: inline-flex;
    gap: 0.6rem;
    padding: 0.7rem 1rem;
}

.dropdown > .btn:hover,
.dropdown > .btn:focus {
    background: rgba(255, 255, 255, 0.92);
    color: var(--accent-strong);
    text-decoration: none;
}

.dropdown-menu-show {
    display: none;
    margin-top: 0.75rem;
    min-width: 16rem;
    padding: 0.75rem;
    width: 100%;
}

.dropdown-menu-show.show {
    display: block;
}

.dropdown-menu-show .nav-link {
    white-space: normal;
}

main[role="main"] {
    padding-bottom: 2rem;
    padding-top: 1.5rem;
}

main[role="main"] > * {
    max-width: 48rem;
}

.site-hero,
.container-responsive {
    background: rgba(255, 255, 255, 0.64);
    border: 1px solid rgba(38, 60, 77, 0.08);
    border-radius: 1.5rem;
    box-shadow: 0 20px 55px rgba(28, 44, 56, 0.08);
    padding: 2.5rem 2.75rem;
}

.site-hero {
    margin-bottom: 1.5rem;
}

.site-kicker {
    color: var(--accent-color);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    margin: 0 0 1rem;
    text-transform: uppercase;
}

h1 {
    font-size: clamp(3rem, 6vw, 4.7rem);
    font-weight: 600;
    letter-spacing: -0.04em;
    line-height: 0.96;
    margin: 0;
}

.site-summary,
.h3 {
    color: #304556;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1.35rem;
    font-weight: 400;
    line-height: 1.55;
    margin: 1.4rem 0 0;
    max-width: 38rem;
}

.site-copy p,
.container-responsive .row,
.container-responsive .col {
    color: var(--text-color);
    font-size: 1.15rem;
    line-height: 1.8;
}

.site-copy p {
    margin: 0 0 1.2rem;
    max-width: 44rem;
}

.site-highlights {
    margin: 1.6rem 0 0;
    max-width: 42rem;
    padding-left: 1.25rem;
}

.site-highlights li {
    margin-bottom: 0.7rem;
}

.container-responsive {
    padding-top: 1.5rem;
}

.container-responsive > p {
    margin-bottom: 1.1rem;
}

.container-responsive h3 + p {
    margin-bottom: 1.2rem;
}

.container-responsive .row {
    align-items: center;
    margin: 0;
}

.container-responsive .row > [class^="col-"],
.container-responsive .row > [class*=" col-"] {
    flex: 0 0 100%;
    max-width: 100%;
}

.container-responsive .row + .row {
    border-top: 1px solid rgba(38, 60, 77, 0.09);
}

.container-responsive .row.border-bottom {
    border-bottom: 0;
}

.container-responsive .col {
    padding: 1rem 0;
}

.container-responsive .row p:last-child {
    margin-bottom: 0;
}

.container-responsive .row > .col p:first-child {
    margin-bottom: 0.45rem;
}

.container-responsive .row > .col-3 p,
.container-responsive .row > .col-md-3 p,
.container-responsive .row > .col-lg-3 p {
    margin-bottom: 0;
}

.container-responsive a {
    color: var(--accent-strong);
    display: inline-block;
    font-weight: 600;
}

.container-responsive a:hover {
    color: var(--accent-strong);
}

.container-responsive .row > .col-3,
.container-responsive .row > .col-md-3,
.container-responsive .row > .col-lg-3 {
    padding-bottom: 0.35rem;
}

.container-responsive .row > .col-3 a,
.container-responsive .row > .col-md-3 a,
.container-responsive .row > .col-lg-3 a {
    display: block;
    max-width: 100%;
    overflow-wrap: anywhere;
}

@media (min-width: 768px) {
    .container-responsive .row {
        align-items: flex-start;
        display: flex;
        gap: 1.5rem;
    }

    .container-responsive .row > .col-3,
    .container-responsive .row > .col-md-3,
    .container-responsive .row > .col-lg-3 {
        flex: 0 0 12.5rem;
        max-width: 12.5rem;
        padding-bottom: 1rem;
        padding-right: 0.75rem;
    }

    .container-responsive .row > .col-9,
    .container-responsive .row > .col-md-9,
    .container-responsive .row > .col-lg-9 {
        flex: 1 1 0;
        max-width: none;
    }
}

@media (max-width: 991.98px) {
    .container-fluid {
        padding: 1.5rem 1rem 2rem;
    }

    main[role="main"] > * {
        max-width: none;
    }

    .site-hero,
    .container-responsive {
        padding: 2rem 1.6rem;
    }
}

@media (max-width: 767.98px) {
    .dropdown {
        width: 100%;
    }

    .dropdown-menu-show {
        float: none;
        max-width: none;
        position: static;
    }

    .dropdown-menu-show .nav-item {
        width: 100%;
    }

    .dropdown-menu-show .nav-link {
        display: flex;
    }

    main[role="main"] {
        padding-top: 0.5rem;
    }

    h1 {
        font-size: 2.75rem;
    }

    .site-summary,
    .h3 {
        font-size: 1.1rem;
        line-height: 1.6;
    }

    .site-copy p,
    .container-responsive .row,
    .container-responsive .col {
        font-size: 1.02rem;
        line-height: 1.75;
    }
}