:root {
    --asgard-bg: #0b1016;
    --asgard-panel: #121a24;
    --asgard-panel-2: #182231;
    --asgard-border: #243142;
    --asgard-accent: #2ec4b6;
    --asgard-accent-2: #3d8bfd;
    --asgard-text: #e8eef6;
    --asgard-muted: #8b9bb0;
    --sidebar-width: 260px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    background:
        radial-gradient(1200px 600px at 10% -10%, rgba(46, 196, 182, 0.12), transparent 50%),
        radial-gradient(900px 500px at 100% 0%, rgba(61, 139, 253, 0.10), transparent 45%),
        var(--asgard-bg);
    color: var(--asgard-text);
    min-height: 100vh;
}

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

.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #0f1620 0%, #0c121a 100%);
    border-right: 1px solid var(--asgard-border);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
}

.brand {
    display: flex;
    align-items: center;
    padding: 1.4rem 1.2rem 1.6rem;
}

.brand-link {
    display: block;
    text-decoration: none;
    line-height: 0;
}

.brand-logo {
    display: block;
    width: 150px;
    max-width: 100%;
    height: auto;
}

.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    font-weight: 700;
    letter-spacing: 0.04em;
    background: linear-gradient(135deg, var(--asgard-accent), var(--asgard-accent-2));
    color: #041018;
}

.brand-title {
    font-weight: 700;
    font-size: 1.05rem;
    line-height: 1.1;
}

.brand-sub {
    color: var(--asgard-muted);
    font-size: 0.75rem;
}

.sidebar .nav-link {
    color: var(--asgard-muted);
    border-radius: 0.55rem;
    padding: 0.65rem 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-weight: 500;
}

.sidebar .nav-link:hover {
    color: var(--asgard-text);
    background: rgba(255, 255, 255, 0.04);
}

.sidebar .nav-link.active {
    color: #041018;
    background: linear-gradient(135deg, var(--asgard-accent), #45d4c7);
}

.sidebar-footer {
    margin-top: auto;
    padding-bottom: 1.25rem;
}

.main-content {
    flex: 1;
    min-width: 0;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.5rem 0.5rem;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.content-body {
    padding: 1rem 1.5rem 2rem;
}

.metric-card {
    background: linear-gradient(180deg, var(--asgard-panel-2), var(--asgard-panel));
    border: 1px solid var(--asgard-border);
    border-radius: 0.9rem;
    padding: 1.1rem 1.2rem;
    height: 100%;
}

.metric-label {
    color: var(--asgard-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.35rem;
}

.metric-value {
    font-size: 1.55rem;
    font-weight: 700;
    font-family: "JetBrains Mono", monospace;
}

.metric-sub {
    color: var(--asgard-muted);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.panel {
    background: var(--asgard-panel);
    border: 1px solid var(--asgard-border);
    border-radius: 0.9rem;
    padding: 1.15rem;
    margin-bottom: 1rem;
}

.panel-title {
    font-weight: 600;
    margin-bottom: 0.85rem;
}

.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--asgard-text);
    --bs-table-border-color: var(--asgard-border);
}

.progress {
    background: #0d141d;
    height: 0.65rem;
}

.btn-accent {
    background: linear-gradient(135deg, var(--asgard-accent), #3bb8ad);
    border: none;
    color: #041018;
    font-weight: 600;
}

.btn-accent:hover {
    filter: brightness(1.05);
    color: #041018;
}

.login-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--asgard-panel);
    border: 1px solid var(--asgard-border);
    border-radius: 1rem;
    padding: 2rem;
}

.mono {
    font-family: "JetBrains Mono", monospace;
}

.text-accent {
    color: var(--asgard-accent);
}

.project-switcher .form-select {
    background: #0d141d;
    border-color: var(--asgard-border);
    color: var(--asgard-text);
}

.project-card {
    background: linear-gradient(180deg, var(--asgard-panel-2), var(--asgard-panel));
    border: 1px solid var(--asgard-border);
    border-radius: 0.9rem;
    padding: 1.15rem;
    height: 100%;
}

.project-card.is-current {
    border-color: rgba(46, 196, 182, 0.55);
    box-shadow: 0 0 0 1px rgba(46, 196, 182, 0.2);
}

.project-card-title {
    font-weight: 700;
    font-size: 1.05rem;
}

.project-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    font-size: 0.9rem;
}

@media (max-width: 992px) {
    .app-shell { flex-direction: column; }
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }
    .sidebar .nav { flex-direction: row; flex-wrap: wrap; }
}