*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg:          #0F0F1A;
    --sidebar-bg:  #0A0A14;
    --card-bg:     #1A1A2E;
    --accent:      #E94560;
    --accent2:     #0F3460;
    --text:        #E0E0F0;
    --text-muted:  #888899;
    --border:      #2A2A40;
    --success:     #00B894;
    --warning:     #FDCB6E;
    --danger:      #E94560;
    --sidebar-w:   220px;
    --topbar-h:    52px;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    -webkit-text-size-adjust: 100%;
}

/* ── Layout ── */
.hq-layout {
    display: flex;
    min-height: 100vh;
}

.hq-sidebar {
    width: var(--sidebar-w);
    min-height: 100vh;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.hq-main {
    flex: 1;
    padding: 28px 32px;
    overflow-x: hidden;
    min-width: 0;
}

/* ── Mobile top bar (hidden on desktop) ── */
.mobile-topbar {
    display: none;
}

.nav-overlay {
    display: none;
}

/* ── Sidebar header ── */
.sidebar-header {
    padding: 24px 20px 20px;
    border-bottom: 1px solid var(--border);
}
.brand-name {
    display: block;
    font-size: 20px;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: 2px;
}
.brand-sub {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ── Nav links ── */
.sidebar-nav {
    display: flex;
    flex-direction: column;
    padding: 12px 0;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.15s;
    border-left: 3px solid transparent;
}

.sidebar-nav .nav-link:hover {
    color: var(--text);
    background: rgba(255,255,255,0.04);
}
.sidebar-nav .nav-link.active {
    color: var(--accent);
    background: rgba(233,69,96,0.08);
    border-left-color: var(--accent);
}
.nav-icon  { font-size: 14px; flex-shrink: 0; width: 20px; text-align: center; }
.nav-label { flex: 1; }

/* ── Typography ── */
.page-title { font-size: 22px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.page-sub   { font-size: 12px; color: var(--text-muted); margin-bottom: 24px; }

/* ── Cards ── */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}
.card-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 14px;
}

/* ── KPI grid ── */
.kpi-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.kpi-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 18px 20px;
}
.kpi-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 6px;
}
.kpi-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

/* ── Tables ── */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.hq-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 480px; }
.hq-table th {
    background: var(--accent2);
    color: #fff;
    font-weight: 600;
    padding: 9px 12px;
    text-align: left;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}
.hq-table th.r, .hq-table td.r { text-align: right; }
.hq-table th.c, .hq-table td.c { text-align: center; }
.hq-table td {
    padding: 9px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}
.hq-table tbody tr:hover td { background: rgba(255,255,255,0.03); }

/* ── Badges ── */
.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; }
.badge-green  { background: rgba(0,184,148,0.15);  color: var(--success); }
.badge-red    { background: rgba(233,69,96,0.15);   color: var(--danger);  }
.badge-yellow { background: rgba(253,203,110,0.15); color: var(--warning); }
.badge-blue   { background: rgba(15,52,96,0.4);     color: #74B9FF; }

/* ── Forms ── */
.form-row   { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 16px; }
.form-group { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.form-group label { font-size: 12px; color: var(--text-muted); }

input[type=text], input[type=date], input[type=number], select, textarea {
    background: #0F0F1A;
    border: 1px solid var(--border);
    border-radius: 5px;
    color: var(--text);
    padding: 8px 10px;
    font-size: 14px;
    outline: none;
    min-width: 0;
    width: 100%;
    -webkit-appearance: none;
}
input[type=text]:focus, input[type=date]:focus,
input[type=number]:focus, select:focus, textarea:focus {
    border-color: var(--accent);
}

/* ── Buttons ── */
.btn {
    padding: 9px 18px;
    border-radius: 5px;
    border: none;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}
.btn:hover { opacity: 0.85; }
.btn-primary   { background: var(--accent);  color: #fff; }
.btn-secondary { background: var(--accent2); color: #fff; }
.btn-danger    { background: var(--danger);  color: #fff; }
.btn-ghost     { background: transparent; border: 1px solid var(--border); color: var(--text-muted); }
.btn-sm        { padding: 5px 14px; font-size: 12px; }

/* ── Status messages ── */
.status-msg     { padding: 8px 14px; border-radius: 5px; font-size: 13px; margin-bottom: 12px; }
.status-msg.ok  { background: rgba(0,184,148,0.12); color: var(--success); border: 1px solid rgba(0,184,148,0.3); }
.status-msg.err { background: rgba(233,69,96,0.12); color: var(--danger);  border: 1px solid rgba(233,69,96,0.3); }

/* ── Sync status colours ── */
.sync-live { color: var(--success); }
.sync-warn { color: var(--warning); }
.sync-old  { color: var(--danger);  }

/* ── Blazor error UI ── */
#blazor-error-ui {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    padding: 12px 20px;
    background: var(--danger);
    color: #fff;
    font-size: 13px;
    z-index: 9999;
}
#blazor-error-ui .reload { color: #fff; font-weight: 700; margin-left: 12px; }

/* ═══════════════════════════════════
   MOBILE — ≤ 768px
═══════════════════════════════════ */
@media (max-width: 768px) {

    /* Stack layout vertically */
    .hq-layout {
        flex-direction: column;
        padding-top: var(--topbar-h);
    }

    /* Fixed top bar */
    .mobile-topbar {
        display: flex;
        align-items: center;
        gap: 14px;
        position: fixed;
        top: 0; left: 0; right: 0;
        height: var(--topbar-h);
        background: var(--sidebar-bg);
        border-bottom: 1px solid var(--border);
        padding: 0 16px;
        z-index: 200;
    }

    .mobile-brand {
        font-size: 15px;
        font-weight: 800;
        color: var(--accent);
        letter-spacing: 1.5px;
    }

    /* Hamburger button */
    .hamburger {
        background: none;
        border: none;
        cursor: pointer;
        display: flex;
        flex-direction: column;
        gap: 5px;
        padding: 4px;
        touch-action: manipulation;
    }
    .hamburger span {
        display: block;
        width: 22px;
        height: 2px;
        background: var(--text);
        border-radius: 2px;
        transition: all 0.2s;
    }

    /* Sidebar becomes a slide-in drawer */
    .hq-sidebar {
        position: fixed;
        top: 0; left: 0;
        width: 240px;
        height: 100vh;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        z-index: 300;
    }

    /* Dim overlay when nav is open */
    .nav-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 250;
    }

    /* Open state */
    .nav-open .hq-sidebar  { transform: translateX(0); }
    .nav-open .nav-overlay { display: block; }

    /* Sidebar header in drawer — add padding for close affordance */
    .sidebar-header { padding: 20px; padding-top: 24px; }

    .hq-main {
        padding: 16px;
        width: 100%;
    }

    /* KPIs: 2 columns on phone */
    .kpi-row {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        margin-bottom: 16px;
    }
    .kpi-value { font-size: 20px; }

    /* Forms stack */
    .form-row { flex-direction: column; gap: 10px; }
    .form-group { width: 100%; }

    /* Buttons full width in forms */
    .form-row .btn { width: 100%; text-align: center; }

    .page-title { font-size: 18px; margin-bottom: 4px; }
    .page-sub   { margin-bottom: 16px; }

    .card { padding: 14px; }
}

/* ═══════════════════════════════════
   SMALL PHONES — ≤ 400px
═══════════════════════════════════ */
@media (max-width: 400px) {
    .kpi-row { grid-template-columns: 1fr; }
    .kpi-value { font-size: 22px; }
}