/* ============================================
   TBWA Brand Palette
   - Black:  #000000
   - White:  #FFFFFF
   - Yellow: #FFD200  (TBWA "slash" yellow)
   ============================================ */
:root {
    --tbwa-black: #000000;
    --tbwa-white: #ffffff;
    --tbwa-yellow: #FFD200;
    --tbwa-yellow-dark: #e6bd00;
    --tbwa-gray-50: #f5f6f8;
    --tbwa-gray-100: #eef0f3;
    --tbwa-gray-200: #e3e6ea;
    --tbwa-gray-400: #9aa0a6;
    --tbwa-gray-700: #2c2c2c;
    --tbwa-gray-900: #111111;
}

body {
    background: var(--tbwa-gray-50);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--tbwa-gray-900);
}

a { color: var(--tbwa-black); }
a:hover { color: var(--tbwa-yellow-dark); }

.section-card { border: 1px solid var(--tbwa-gray-200); border-radius: 8px; background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.03); }
.section-card .card-header { border-bottom: 1px solid var(--tbwa-gray-200); background: #fff; }

/* ===================== Navbar TBWA ===================== */
.navbar-tbwa {
    background-color: var(--tbwa-black) !important;
    border-bottom: 4px solid var(--tbwa-yellow);
    padding-top: .5rem; padding-bottom: .5rem;
}
.navbar-tbwa .navbar-brand { color: var(--tbwa-white) !important; letter-spacing: .02em; }
.navbar-tbwa .nav-link { color: rgba(255,255,255,.85) !important; font-weight: 500; }
.navbar-tbwa .nav-link:hover,
.navbar-tbwa .nav-link.active { color: var(--tbwa-yellow) !important; }
.navbar-tbwa .navbar-text,
.navbar-tbwa .navbar-user { color: rgba(255,255,255,.85); }

.tbwa-brand-logo { height: 30px; width: auto; vertical-align: middle; }
.brand-pipe { display: inline-block; width: 1px; height: 26px; background: rgba(255,255,255,.3); margin: 0 12px; }
.brand-title { color: var(--tbwa-white); font-weight: 800; font-size: 1.05rem; letter-spacing: .02em; }
.brand-title .tbwa-slash { color: var(--tbwa-yellow); font-weight: 900; margin-left: 2px; }

.admin-badge {
    background: var(--tbwa-yellow);
    color: var(--tbwa-black);
    font-weight: 800;
    font-size: .65rem;
    padding: .15em .5em;
    margin-left: .35em;
    vertical-align: middle;
}

/* ===================== Login ===================== */
.login-bg {
    background:
        radial-gradient(rgba(255,210,0,0.08) 1px, transparent 1px) 0 0/16px 16px,
        linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
}
.login-card {
    width: 400px; padding: 36px 30px; background: var(--tbwa-white);
    border-radius: 10px; border-top: 6px solid var(--tbwa-yellow);
}
.login-card .tbwa-logo-img { width: 180px; max-width: 100%; }

.vol-logo {
    display: inline-flex; align-items: baseline; justify-content: center;
    font-weight: 900; font-size: 32px; color: var(--tbwa-black);
    letter-spacing: -.02em;
}
.vol-logo .tbwa-slash { color: var(--tbwa-yellow-dark); font-size: 38px; margin-left: 2px; }
.vol-sub { font-size: 12px; color: #6b7280; letter-spacing: .04em; margin-top: 4px; text-transform: uppercase; }

/* ===================== KPI cards ===================== */
.kpi-card {
    border-left: 4px solid var(--tbwa-yellow);
    background: #fff;
    border-radius: 8px;
    padding: 18px 20px;
    box-shadow: 0 1px 2px rgba(0,0,0,.04);
    height: 100%;
}
.kpi-num { font-size: 2.1rem; font-weight: 800; color: var(--tbwa-black); line-height: 1.1; }
.kpi-lbl { color: #6b7280; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; margin-top: 4px; }
.kpi-sub { color: #9aa0a6; font-size: .72rem; margin-top: 2px; }

/* Tablas compactas */
.table-sm td, .table-sm th { padding: .35rem .5rem; font-size: 12px; }

/* ===================== Botones ===================== */
.btn-tbwa-primary {
    background: var(--tbwa-black);
    border-color: var(--tbwa-black);
    color: var(--tbwa-yellow);
    font-weight: 700;
}
.btn-tbwa-primary:hover {
    background: var(--tbwa-yellow);
    border-color: var(--tbwa-yellow);
    color: var(--tbwa-black);
}
.btn-tbwa-yellow,
.btn-warning {
    background: var(--tbwa-yellow);
    border-color: var(--tbwa-yellow);
    color: var(--tbwa-black);
    font-weight: 700;
}
.btn-tbwa-yellow:hover,
.btn-warning:hover {
    background: var(--tbwa-yellow-dark);
    border-color: var(--tbwa-yellow-dark);
    color: var(--tbwa-black);
}
.btn-dark {
    background: var(--tbwa-black);
    border-color: var(--tbwa-black);
}
.btn-dark:hover {
    background: var(--tbwa-gray-900);
    border-color: var(--tbwa-gray-900);
}
.btn-success {
    background: var(--tbwa-black);
    border-color: var(--tbwa-black);
    color: var(--tbwa-yellow);
}
.btn-success:hover {
    background: var(--tbwa-yellow);
    border-color: var(--tbwa-yellow);
    color: var(--tbwa-black);
}

/* ===================== Footer ===================== */
footer.tbwa-footer {
    background: var(--tbwa-black);
    color: var(--tbwa-white);
    border-top: 4px solid var(--tbwa-yellow);
}
footer.tbwa-footer .tbwa-slash { color: var(--tbwa-yellow); font-weight: 900; }
.tbwa-slash { color: var(--tbwa-yellow); font-weight: 900; }

/* ===================== Dashboard ===================== */
.dash-tabs .nav-link {
    color: var(--tbwa-gray-700);
    font-weight: 600;
    border: none;
    border-bottom: 3px solid transparent;
    border-radius: 0;
    padding: .75rem 1.1rem;
}
.dash-tabs .nav-link.active {
    color: var(--tbwa-black);
    background: transparent;
    border-bottom: 3px solid var(--tbwa-yellow);
}
.dash-tabs .nav-link:hover { color: var(--tbwa-black); }

.dash-filters {
    background: #000;
    color: #fff;
    padding: 14px 18px;
    border-radius: 8px;
    border-left: 4px solid var(--tbwa-yellow);
}
.dash-filters .form-label { color: var(--tbwa-yellow); font-weight: 700; font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; }
.dash-filters .form-select,
.dash-filters .form-control {
    background: #1a1a1a; color: #fff; border-color: #333;
}
.dash-filters .form-select:focus,
.dash-filters .form-control:focus { background: #1a1a1a; color: #fff; border-color: var(--tbwa-yellow); box-shadow: 0 0 0 .2rem rgba(255,210,0,.2); }

.chart-card { background: #fff; border-radius: 8px; padding: 16px 18px; border: 1px solid var(--tbwa-gray-200); }
.chart-card h6 { font-weight: 800; text-transform: uppercase; letter-spacing: .04em; font-size: .8rem; color: var(--tbwa-gray-700); margin-bottom: 12px; }
.chart-canvas { width: 100%; height: 320px; }
.chart-canvas-tall { width: 100%; height: 460px; }

/* matrix table */
.matrix-table { font-size: 11.5px; }
.matrix-table th, .matrix-table td { padding: .25rem .4rem !important; text-align: right; }
.matrix-table th:first-child, .matrix-table td:first-child { text-align: left; font-weight: 600; }
.matrix-table thead th { background: var(--tbwa-black); color: var(--tbwa-yellow); position: sticky; top: 0; }
.matrix-table tfoot td { background: var(--tbwa-yellow); color: var(--tbwa-black); font-weight: 800; }