:root {
    --primary: #013a4a;
    --accent: #f46d32;
    --bg: #f3f6f8;
    --text: #223039;
    --muted: #5b6a72;
}

body {
    background:
        radial-gradient(circle at 12% 8%, rgba(244, 109, 50, 0.14) 0%, rgba(244, 109, 50, 0) 28%),
        radial-gradient(circle at 88% 10%, rgba(1, 58, 74, 0.16) 0%, rgba(1, 58, 74, 0) 30%),
        linear-gradient(180deg, #f8fbfd 0%, #eef4f7 100%);
    color: var(--text);
    font-family: 'IBM Plex Sans', sans-serif;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(1, 58, 74, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(1, 58, 74, 0.03) 1px, transparent 1px);
    background-size: 26px 26px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.34), transparent 70%);
    z-index: 0;
}

h1, h2, h3, h4, h5, h6,
.panel-title {
    font-family: 'Space Grotesk', sans-serif;
}

.app-shell {
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.app-shell .container {
    max-width: 980px;
}

.app-shell .container-fluid {
    max-width: 1600px;
}

.panel-card {
    background: #fff;
    border: 1px solid rgba(1, 58, 74, 0.08);
    border-radius: 18px;
    box-shadow: 0 14px 30px rgba(8, 36, 48, 0.08);
    overflow: hidden;
}

.panel-header {
    border-bottom: 1px solid rgba(1, 58, 74, 0.1);
    background: linear-gradient(180deg, rgba(1, 58, 74, 0.04) 0%, rgba(1, 58, 74, 0.01) 100%);
    padding: 1.3rem 1.3rem 1rem;
}

.panel-title {
    font-size: 1.9rem;
    font-weight: 700;
    margin: 0;
    color: var(--primary);
    letter-spacing: -0.01em;
}

.panel-kicker {
    display: inline-flex;
    align-items: center;
    font-size: 0.74rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #0a5064;
    background: rgba(1, 58, 74, 0.08);
    border: 1px solid rgba(1, 58, 74, 0.14);
    border-radius: 999px;
    padding: 0.2rem 0.55rem;
    margin-bottom: 0.45rem;
    font-weight: 700;
}

.panel-subtitle {
    margin: 0.35rem 0 0;
    color: var(--muted);
    font-size: 0.98rem;
}

.panel-body {
    padding: 1.3rem;
}

.hub-tile {
    display: block;
    background: #fff;
    border: 1px solid rgba(1, 58, 74, 0.12);
    border-radius: 14px;
    padding: 1rem;
    box-shadow: 0 6px 15px rgba(15, 35, 45, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    min-height: 100%;
}

.hub-tile:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 26px rgba(8, 36, 48, 0.12);
    border-color: rgba(1, 58, 74, 0.3);
}

.tile-kicker {
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.74rem;
    font-weight: 700;
}

.tile-title {
    color: var(--primary);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 0.4rem 0;
}

.tile-meta {
    color: var(--muted);
    font-size: 0.94rem;
    margin-bottom: 0.8rem;
}

.tile-link {
    color: var(--accent);
    font-weight: 700;
}

.admin-grid-card {
    background: #fff;
    border: 1px solid rgba(1, 58, 74, 0.12);
    border-radius: 14px;
    padding: 1rem;
}

.admin-section-title {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.admin-scroll-box {
    border: 1px solid rgba(1, 58, 74, 0.14);
    border-radius: 10px;
    padding: 0.55rem 0.7rem;
    max-height: 170px;
    overflow: auto;
    background: #f9fcfd;
}

.admin-item-card {
    border: 1px solid rgba(1, 58, 74, 0.12);
    border-radius: 12px;
    padding: 0.9rem;
    background: #fff;
}

.admin-top-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.admin-stat-card {
    border: 1px solid rgba(1, 58, 74, 0.12);
    border-radius: 12px;
    background: #fff;
    padding: 0.85rem 1rem;
}

.admin-stat-label {
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    font-weight: 700;
}

.admin-stat-value {
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.1;
    margin-top: 0.2rem;
}

.admin-stat-meta {
    font-size: 0.82rem;
    color: var(--muted);
    margin-top: 0.2rem;
}

.admin-accordion .accordion-button {
    padding: 0.75rem 0.95rem;
    font-size: 0.95rem;
}

.admin-accordion .accordion-button:not(.collapsed) {
    background: rgba(1, 58, 74, 0.04);
    color: var(--primary);
}

.admin-accordion .accordion-body {
    padding: 0.8rem 0.95rem 0.95rem;
}

.admin-filter-bar {
    border: 1px solid rgba(1, 58, 74, 0.12);
    border-radius: 10px;
    background: #f9fcfd;
    padding: 0.65rem;
}

@media (max-width: 767px) {
    .panel-header,
    .panel-body {
        padding: 1rem;
    }
}