:root {
    --bg: #edf3fb;
    --surface: #ffffff;
    --surface-soft: #f5f9ff;
    --border: #c9d7ea;
    --text: #163760;
    --muted: #527398;
    --primary: #154788;
    --primary-strong: #0f2f5b;
    --shadow: 0 18px 40px rgba(21, 71, 136, 0.12);
    --radius: 28px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    background: linear-gradient(180deg, #f5f9ff 0%, #e7eef9 100%);
    color: var(--text);
}

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

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

.site-shell {
    min-height: 100vh;
}

.portal-shell {
    display: grid;
    grid-template-columns: 272px minmax(0, 1fr);
    min-height: 100vh;
}

.portal-sidebar {
    background: linear-gradient(180deg, #154788 0%, #214f95 100%);
    color: #fff;
    padding: 26px 18px;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 18px 0 40px rgba(21, 71, 136, 0.14);
}

.portal-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    margin-bottom: 30px;
}

.portal-brand img {
    width: 72px;
    height: 72px;
    object-fit: contain;
}

.portal-brand p {
    margin: 0;
    text-align: center;
    font-weight: 700;
    line-height: 1.25;
}

.portal-nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.portal-nav-item {
    display: block;
    padding: 15px 18px;
    border-radius: 20px;
    color: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: 0.18s ease;
}

.portal-nav-item.active,
.portal-nav-item:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #ffd36b;
}

.portal-main {
    min-width: 0;
    background: linear-gradient(180deg, #f7fbff 0%, #edf3fb 100%);
}

.portal-header {
    padding: 28px 32px 10px;
}

.portal-title {
    margin: 0;
    color: var(--primary-strong);
    font-size: clamp(2.3rem, 3.4vw, 3.4rem);
}

.portal-subtitle {
    margin: 10px 0 0;
    color: var(--muted);
}

.portal-subnav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0 32px 18px;
}

.portal-content {
    padding: 0 32px 42px;
}

.shell-portal .panel:first-child,
.shell-portal .announcement-grid,
.shell-portal .cards-grid {
    margin-top: 0;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(245, 249, 255, 0.9);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(201, 215, 234, 0.8);
}

.topbar-inner {
    width: min(1280px, calc(100% - 32px));
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 22px 0;
}

.brand {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.brand-title {
    margin: 0;
    font-size: clamp(1.8rem, 2vw, 2.6rem);
    color: var(--primary-strong);
}

.brand-subtitle {
    margin: 0;
    color: var(--muted);
}

.main-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
}

.pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--muted);
    background: rgba(255, 255, 255, 0.75);
    transition: 0.18s ease;
}

.pill:hover,
.pill.active {
    color: #fff;
    border-color: var(--primary);
    background: var(--primary);
}

.search-input {
    min-width: min(520px, 100%);
    min-height: 48px;
    padding: 0 18px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #fff;
    color: var(--text);
    font: inherit;
}

.page-shell {
    width: min(1280px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 56px;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.8fr) minmax(320px, 1fr);
    gap: 24px;
}

.hero-copy,
.hero-panel,
.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-copy {
    background: linear-gradient(135deg, var(--primary) 0%, #234f8f 100%);
    color: #fff;
    padding: 40px;
}

.hero-copy .eyebrow,
.hero-copy .summary {
    color: rgba(255, 255, 255, 0.86);
}

.hero-copy h1 {
    margin: 0 0 14px;
    font-size: clamp(2.5rem, 4vw, 4.4rem);
    line-height: 1.02;
}

.hero-panel {
    padding: 32px;
}

.hero-panel h2,
.page-header h1 {
    margin: 0 0 12px;
    color: var(--primary-strong);
    font-size: clamp(2rem, 3vw, 3rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 20px;
    border-radius: 14px;
    font-weight: 600;
    border: 1px solid transparent;
}

.button-primary {
    background: var(--primary);
    color: #fff;
}

.button-outline {
    border-color: rgba(255, 255, 255, 0.35);
    color: #fff;
}

.panel {
    margin-top: 24px;
    padding: 28px;
}

.page-header .summary,
.hero-panel p,
.richtext-inline,
.richtext-block,
.announcement-copy p,
.menu-card-summary,
.meta {
    color: var(--muted);
}

.eyebrow {
    margin: 0 0 12px;
    font-size: 0.78rem;
    letter-spacing: 0.4em;
    text-transform: uppercase;
}

.cards-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.menu-card,
.announcement-card {
    overflow: hidden;
}

.menu-card {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 24px;
    background: var(--surface-soft);
    border: 1px solid var(--border);
    border-radius: 24px;
}

.menu-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-strong);
}

.announcement-grid {
    margin-top: 24px;
}

.announcement-card {
    display: flex;
    flex-direction: column;
    padding: 0;
}

.announcement-cover {
    aspect-ratio: 16 / 9;
    background: #dce8f8;
}

.announcement-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.announcement-copy {
    padding: 24px;
}

.announcement-copy h2 {
    margin: 0 0 10px;
    font-size: 1.6rem;
    color: var(--primary-strong);
}

.section-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.richtext-block {
    line-height: 1.75;
}

.richtext-block img,
.announcement-body img,
.richtext-block iframe,
.announcement-body iframe {
    max-width: 100%;
    height: auto;
    border-radius: 18px;
}

.empty-state {
    text-align: center;
}

@media (max-width: 960px) {
    .portal-shell {
        grid-template-columns: 1fr;
    }

    .portal-sidebar {
        padding-bottom: 14px;
    }

    .topbar-inner,
    .page-shell {
        width: min(100% - 24px, 100%);
    }

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

    .topbar-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        justify-content: flex-start;
    }

    .portal-header,
    .portal-subnav,
    .portal-content {
        padding-left: 20px;
        padding-right: 20px;
    }
}