@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --bg-primary:   #0a0b0f;
    --bg-secondary: #111318;
    --bg-tertiary:  #1a1d26;
    --bg-elevated:  #1f2235;
    --border:       #2a2d3a;
    --text-primary: #e8ecf4;
    --text-secondary:#8892a8;
    --text-muted:   #4a5168;
    --amber:        #f59e0b;
    --green:        #10b981;
    --red:          #ef4444;
    --blue:         #3b82f6;
    --purple:       #8b5cf6;
}

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

html, body {
    height: 100%;
    margin: 0;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    background: var(--bg-primary);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
}

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

.sidebar {
    width: 220px;
    flex-shrink: 0;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-logo {
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border);
}
.sidebar-logo h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--amber);
    letter-spacing: 4px;
    margin: 0;
}
.sidebar-logo small {
    font-size: 10px;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.sidebar-nav { flex: 1; padding: 12px 10px; }
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    margin-bottom: 2px;
    transition: background 0.15s, color 0.15s;
}
.sidebar-nav a:hover { background: var(--bg-elevated); color: var(--text-primary); }
.sidebar-nav a.active { background: rgba(245,158,11,.15); color: var(--amber); font-weight: 500; }
.sidebar-nav .nav-icon { font-size: 16px; width: 20px; text-align: center; }

.sidebar-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border);
    font-size: 11px;
    color: var(--text-muted);
}

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

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}
.topbar-title { font-size: 15px; font-weight: 600; }
.topbar-user { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--text-muted); }
.topbar-user strong { color: var(--text-primary); }

.page-body { padding: 24px; flex: 1; }

/* ── Cards ──────────────────────────────────────────────────── */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    font-weight: 600;
}
.card-body { padding: 20px; }
.card > form  { padding: 20px; }

/* ── KPI Cards ───────────────────────────────────────────────── */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.kpi-card { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 12px; padding: 18px 20px; }
.kpi-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px; }
.kpi-value { font-size: 26px; font-weight: 700; font-family: 'JetBrains Mono', monospace; line-height: 1; }
.kpi-sub   { font-size: 11px; color: var(--text-muted); margin-top: 4px; }

/* ── Tables ─────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead tr { border-bottom: 1px solid var(--border); }
thead th {
    padding: 10px 16px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .5px;
    white-space: nowrap;
}
tbody tr { border-bottom: 1px solid rgba(42,45,58,.5); transition: background .1s; }
tbody tr:hover { background: var(--bg-elevated); }
tbody td { padding: 11px 16px; color: var(--text-secondary); }
.mono { font-family: 'JetBrains Mono', monospace; font-size: 12px; }

/* ── Badges ─────────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 500;
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.badge-green  { background: rgba(16,185,129,.15);  color: #34d399; }
.badge-red    { background: rgba(239,68,68,.15);   color: #f87171; }
.badge-amber  { background: rgba(245,158,11,.15);  color: #fbbf24; }
.badge-blue   { background: rgba(59,130,246,.15);  color: #60a5fa; }
.badge-purple { background: rgba(139,92,246,.15);  color: #a78bfa; }
.badge-gray   { background: var(--bg-elevated);    color: var(--text-secondary); }

/* ── Forms ──────────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
label { display: block; font-size: 11px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 6px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], select {
    width: 100%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 9px 12px;
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: border-color .15s;
}
input:focus, select:focus { border-color: rgba(245,158,11,.5); }
input::placeholder { color: var(--text-muted); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: opacity .15s, background .15s;
}
.btn:hover { opacity: .85; }
.btn-primary { background: var(--amber); color: #000; font-weight: 600; }
.btn-secondary { background: var(--bg-elevated); color: var(--text-primary); border: 1px solid var(--border); }
.btn-danger  { background: var(--red);   color: #fff; }
.btn-warning { background: #d97706;      color: #fff; }
.btn-success { background: #059669;      color: #fff; }
.btn-sm { padding: 5px 10px; font-size: 12px; }

/* ── Page header ────────────────────────────────────────────── */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.page-header h2 { margin: 0; font-size: 20px; }

/* ── Form actions ───────────────────────────────────────────── */
.form-actions { display: flex; gap: 8px; margin-top: 20px; }

/* ── Table actions ──────────────────────────────────────────── */
td.actions { display: flex; gap: 6px; align-items: center; }

/* ── Alerts / flash ─────────────────────────────────────────── */
.alert { padding: 12px 16px; border-radius: 8px; font-size: 13px; margin-bottom: 16px; }
.alert-success { background: rgba(16,185,129,.12); border: 1px solid rgba(16,185,129,.3); color: #34d399; }
.alert-error   { background: rgba(239,68,68,.12);  border: 1px solid rgba(239,68,68,.3);  color: #f87171; }

/* ── Pagination ─────────────────────────────────────────────── */
.pagination { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-top: 1px solid var(--border); font-size: 12px; color: var(--text-muted); }
.pagination .btn { padding: 5px 12px; }

/* ── Filter row ─────────────────────────────────────────────── */
.filter-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; margin-bottom: 16px; }
.filter-row .form-group { margin-bottom: 0; }
.filter-row input, .filter-row select { width: auto; min-width: 140px; }

/* ── Misc ───────────────────────────────────────────────────── */
.color-amber  { color: var(--amber);  }
.color-green  { color: var(--green);  }
.color-red    { color: var(--red);    }
.color-blue   { color: var(--blue);   }
.color-muted  { color: var(--text-muted); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.mt-16 { margin-top: 16px; }
.mb-16 { margin-bottom: 16px; }