/* Predev — Admin analytics dashboard (self-contained) */
:root {
    --navy: #0A3857; --dark-navy: #06273C; --ink: #051422;
    --gold: #FFC107; --cyan: #38BDF8; --cyan-deep: #0EA5E9;
    --page: #eef1f5; --surface: #ffffff; --line: #e6e9ef;
    --text: #0f2433; --muted: #667085;
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font: 'Poppins', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --radius: 16px; --shadow: 0 8px 24px rgba(8,28,70,.06);
}
* { box-sizing: border-box; }
body.dash { margin: 0; font-family: var(--font); background: var(--page); color: var(--text); -webkit-font-smoothing: antialiased; }
h2, h3 { font-family: var(--font-display); }
a { text-decoration: none; color: inherit; }

/* Topbar */
.dash-topbar { position: sticky; top: 0; z-index: 100; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .85rem 1.5rem; background: linear-gradient(135deg, var(--dark-navy), var(--ink)); color: #fff; box-shadow: 0 6px 20px rgba(6,39,60,.25); }
.dash-brand { display: flex; align-items: center; gap: .8rem; }
.dash-mark { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: linear-gradient(120deg, var(--navy), var(--cyan-deep)); color: #fff; font-family: var(--font-display); font-weight: 700; font-size: .85rem; box-shadow: 0 6px 18px rgba(14,165,233,.35); }
.dash-title { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }
.dash-subtitle { font-size: .78rem; color: rgba(255,255,255,.6); }
.dash-actions { display: flex; gap: .6rem; }
.dash-btn { display: inline-flex; align-items: center; gap: .5rem; font-size: .85rem; font-weight: 600; padding: .55rem 1rem; border-radius: 10px; background: var(--gold); color: var(--dark-navy); transition: transform .2s ease, background .2s ease; }
.dash-btn:hover { transform: translateY(-1px); }
.dash-btn.ghost { background: rgba(255,255,255,.1); color: #fff; border: 1px solid rgba(255,255,255,.2); }

/* Main */
.dash-main { max-width: 1280px; margin: 0 auto; padding: 1.75rem 1.5rem 4rem; }
.dash-section { font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; color: var(--navy); margin: 2.25rem 0 1rem; padding-bottom: .5rem; border-bottom: 2px solid var(--line); position: relative; }
.dash-section::after { content: ''; position: absolute; left: 0; bottom: -2px; width: 54px; height: 2px; background: linear-gradient(90deg, var(--gold), var(--cyan)); }

/* KPI cards */
.kpi-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.kpi { position: relative; overflow: hidden; padding: 1.25rem 1.3rem; border-radius: var(--radius); color: #fff; box-shadow: var(--shadow); }
.kpi-ico { position: absolute; top: 1rem; right: 1rem; font-size: 1.3rem; opacity: .35; }
.kpi-val { font-family: var(--font-display); font-size: 2.1rem; font-weight: 700; line-height: 1; }
.kpi-lbl { font-size: .82rem; margin-top: .4rem; opacity: .9; }
.kpi--navy { background: linear-gradient(135deg, #0A3857, #06273C); }
.kpi--green { background: linear-gradient(135deg, #16a34a, #0f7f39); }
.kpi--amber { background: linear-gradient(135deg, #f59e0b, #d97706); }
.kpi--cyan { background: linear-gradient(135deg, #0EA5E9, #0369a1); }
.kpi--violet { background: linear-gradient(135deg, #6d5ae6, #4a3aa7); }

.empty-note { margin-top: 1.25rem; padding: .9rem 1.1rem; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--cyan); border-radius: 12px; font-size: .9rem; color: var(--muted); }
.empty-note code { background: #eef1f5; padding: .1rem .4rem; border-radius: 5px; color: var(--navy); }

/* Chart grid */
.chart-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.chart-card { grid-column: span 1; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem 1.2rem; box-shadow: var(--shadow); }
.chart-card--wide { grid-column: span 2; }
.chart-card--full { grid-column: 1 / -1; }
.chart-card h3 { margin: 0 0 .9rem; font-size: .95rem; font-weight: 600; color: var(--navy); }
.chart-box { position: relative; height: 250px; }
.chart-card--full .chart-box { height: 300px; }
.chart-empty { height: 100%; display: grid; place-items: center; color: var(--muted); font-size: .85rem; background: repeating-linear-gradient(45deg, #fafbfc, #fafbfc 10px, #f4f6f9 10px, #f4f6f9 20px); border-radius: 10px; }

/* Participant table */
.table-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.table-tools { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; padding: 1rem 1.2rem; border-bottom: 1px solid var(--line); }
.search-wrap { position: relative; flex: 1; min-width: 220px; }
.search-wrap i { position: absolute; left: .8rem; top: 50%; transform: translateY(-50%); color: var(--muted); font-size: .85rem; }
.search-wrap input { width: 100%; padding: .6rem .8rem .6rem 2.1rem; border: 1.5px solid var(--line); border-radius: 10px; font-family: var(--font); font-size: .9rem; }
.table-tools select { padding: .55rem .8rem; border: 1.5px solid var(--line); border-radius: 10px; font-family: var(--font); font-size: .88rem; background: #fff; }
.table-tools input:focus, .table-tools select:focus { outline: none; border-color: var(--cyan-deep); box-shadow: 0 0 0 3px rgba(56,189,248,.14); }
.table-count { margin-left: auto; font-size: .82rem; color: var(--muted); font-weight: 500; }
.table-scroll { overflow-x: auto; }
.ptable { width: 100%; border-collapse: collapse; font-size: .88rem; }
.ptable th { text-align: left; padding: .8rem 1.1rem; background: #f7f9fc; color: var(--navy); font-family: var(--font-display); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; position: sticky; top: 0; }
.ptable td { padding: .75rem 1.1rem; border-top: 1px solid var(--line); white-space: nowrap; }
.ptable tbody tr:hover { background: #f9fbfe; }
.ptable .muted { color: var(--muted); }
.badge { display: inline-block; font-size: .72rem; font-weight: 600; padding: .25rem .6rem; border-radius: 100px; text-transform: capitalize; }
.badge--complete { background: rgba(22,163,74,.12); color: #15803d; }
.badge--incomplete { background: rgba(245,158,11,.14); color: #b45309; }
.table-empty { padding: 2rem; text-align: center; color: var(--muted); font-size: .9rem; }

/* Responsive */
@media (max-width: 1100px) {
    .kpi-row { grid-template-columns: repeat(3, 1fr); }
    .chart-grid { grid-template-columns: repeat(2, 1fr); }
    .chart-card--wide, .chart-card--full { grid-column: 1 / -1; }
}
@media (max-width: 680px) {
    .kpi-row { grid-template-columns: repeat(2, 1fr); }
    .chart-grid { grid-template-columns: 1fr; }
    .chart-card { grid-column: 1 / -1 !important; }
    .dash-subtitle { display: none; }
    .dash-btn span { display: none; }
}