:root {
    --hdm-blue: #3971B5;
    --hdm-blue-dark: #2d5a91;
    --hdm-white: #ffffff;
    --hdm-gray: #808285;
    --hdm-black: #414042;
    --hdm-canvas: #f3f5f8;
    --hdm-line: #d9dee6;
    --hdm-sidebar: #2d5a91;
    --sidebar-width: 248px;
}

html,
body {
    height: 100%;
}

body {
    font-family: Inter, "Segoe UI", sans-serif;
    color: var(--hdm-black);
    background: var(--hdm-canvas);
}

h1,
h2,
h3,
.hdm-heading {
    font-family: Montserrat, Inter, sans-serif;
    font-weight: 700;
    color: var(--hdm-black);
}

.app-shell {
    min-height: 100vh;
    display: flex;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--hdm-sidebar);
    color: var(--hdm-white);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    padding: 1.25rem 0 1.5rem;
}

.sidebar-brand {
    padding: 0 1.25rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.sidebar-brand .eyebrow {
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.72);
    font-weight: 600;
}

.sidebar-brand h1 {
    font-size: 1.05rem;
    color: var(--hdm-white);
    margin: 0.25rem 0 0;
    line-height: 1.3;
}

.sidebar-nav {
    padding: 1rem 0.75rem;
    overflow-y: auto;
    flex: 1;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: rgba(255, 255, 255, 0.86);
    text-decoration: none;
    padding: 0.45rem 0.7rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: rgba(255, 255, 255, 0.12);
    color: var(--hdm-white);
}

.sidebar-nav .nav-section {
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.55);
    padding: 0.85rem 0.7rem 0.3rem;
}

.sidebar-sub {
    padding-left: 1.85rem;
}

.app-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: var(--hdm-white);
    border-bottom: 1px solid var(--hdm-line);
    padding: 0.85rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.topbar-title {
    font-family: Montserrat, sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    color: var(--hdm-gray);
    font-size: 0.88rem;
}

.page-content {
    padding: 1.5rem;
}

.hdm-card {
    background: var(--hdm-white);
    border: 1px solid var(--hdm-line);
    border-radius: 10px;
    padding: 1.25rem 1.35rem;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.chart-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.chart-grid canvas {
    max-height: 280px;
}

.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.toolbar-filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.toolbar-filters .form-control,
.toolbar-filters .form-select {
    min-width: 10rem;
}

.status-pill {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    background: #ececec;
    color: var(--hdm-gray);
}

.status-pill.is-active {
    background: #e7f0e9;
    color: #2d5a3d;
}

.status-pill.is-inactive {
    background: #f3eee8;
    color: #6b5344;
}

.status-pill.is-progress {
    background: #e8eef6;
    color: var(--hdm-blue-dark);
}

.status-pill.is-hold {
    background: #f7eedc;
    color: #8a5a12;
}

.detail-list {
    display: grid;
    gap: 0.65rem;
}

.detail-list > div {
    display: grid;
    grid-template-columns: 7rem 1fr;
    gap: 0.75rem;
}

.detail-list dt {
    color: var(--hdm-gray);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.detail-list dd {
    margin: 0;
}

.kpi {
    background: var(--hdm-white);
    border: 1px solid var(--hdm-line);
    border-radius: 10px;
    padding: 1.1rem 1.2rem;
}

.kpi .label {
    color: var(--hdm-gray);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
}

.kpi .value {
    font-family: Montserrat, sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--hdm-blue);
    margin-top: 0.25rem;
}

.btn-hdm {
    background: var(--hdm-blue);
    border-color: var(--hdm-blue);
    color: var(--hdm-white);
}

.btn-hdm:hover {
    background: var(--hdm-blue-dark);
    border-color: var(--hdm-blue-dark);
    color: var(--hdm-white);
}

.table-hdm {
    font-size: 0.9rem;
}

.table-hdm thead th {
    color: var(--hdm-gray);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
    border-bottom-color: var(--hdm-line);
}

.badge-role {
    background: #e8eef6;
    color: var(--hdm-blue-dark);
    font-weight: 600;
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: var(--hdm-canvas);
}

.login-card {
    width: min(440px, calc(100% - 2rem));
    background: var(--hdm-white);
    border: 1px solid var(--hdm-line);
    border-radius: 12px;
    padding: 2.25rem 2rem;
}

.login-card .brand {
    font-family: Montserrat, sans-serif;
    color: var(--hdm-blue);
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 700;
}

.muted {
    color: var(--hdm-gray);
}

.alert-success {
    background: #eef6f0;
    border-color: #c9e0d0;
    color: #2d5a3d;
}

@media (max-width: 992px) {
    .app-shell {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
    }

    .kpi-grid,
    .chart-grid {
        grid-template-columns: 1fr;
    }
}