/* Porchline KPI Dashboard — Light theme only */
:root {
    --bg: #f5f6f8;
    --surface: #ffffff;
    --surface-alt: #f0f2f5;
    --border: #e2e5ea;
    --text: #1a1d23;
    --text-muted: #6b7280;
    --accent: #1e3a5f;
    --accent-light: #2b5a8f;
    --green: #059669;
    --red: #dc2626;
    --amber: #d97706;
    --green-bg: #ecfdf5;
    --red-bg: #fef2f2;
    --amber-bg: #fffbeb;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --mono: 'JetBrains Mono', 'Consolas', monospace;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }
body { font-family: var(--font); background: var(--bg); color: var(--text); }

/* ── Top Bar ── */
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    height: 52px;
    background: var(--accent);
    color: white;
    position: sticky;
    top: 0;
    z-index: 100;
}
.top-bar-left { display: flex; align-items: baseline; gap: 6px; }
.logo { font-weight: 700; font-size: 16px; letter-spacing: 2px; }
.logo-sub { font-weight: 400; font-size: 12px; opacity: 0.7; }
.top-bar-center { flex: 1; display: flex; justify-content: center; }
.top-bar-right { font-size: 12px; opacity: 0.8; }
.as-of { font-family: var(--mono); font-size: 12px; }

/* ── Rate Strip ── */
.rate-strip { display: flex; gap: 2px; }
.rate-chip {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    font-size: 12px;
}
.rate-label { opacity: 0.7; font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px; }
.rate-value { font-family: var(--mono); font-weight: 600; font-size: 13px; }
.rate-value small { font-size: 10px; opacity: 0.7; margin-left: 1px; }
.rate-change { font-family: var(--mono); font-size: 10px; padding: 1px 4px; border-radius: 3px; }
.rate-change.up { background: rgba(220,38,38,0.3); }
.rate-change.down { background: rgba(5,150,105,0.3); }

/* ── Content ── */
.content { padding: 20px; max-width: 1400px; margin: 0 auto; }

/* ── Cards ── */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 16px;
}
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.card-title { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); }
.card-badge { font-size: 11px; padding: 2px 8px; border-radius: 10px; font-weight: 500; }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-red { background: var(--red-bg); color: var(--red); }
.badge-amber { background: var(--amber-bg); color: var(--amber); }

/* ── Grid ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* ── Economics Hero ── */
.economics-hero {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}
.econ-stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px 20px;
    text-align: center;
}
.econ-stat.highlight {
    border-color: var(--accent);
    border-width: 2px;
}
.econ-stat.alert {
    border-color: var(--red);
    border-width: 2px;
    background: var(--red-bg);
}
.econ-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); margin-bottom: 4px; }
.econ-value { font-family: var(--mono); font-size: 28px; font-weight: 700; }
.econ-sub { font-size: 11px; color: var(--text-muted); margin-top: 4px; }
.econ-value.green { color: var(--green); }
.econ-value.red { color: var(--red); }
.econ-value.amber { color: var(--amber); }

/* ── Hedge Alert Banner ── */
.hedge-alert {
    background: var(--red);
    color: white;
    padding: 12px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}
.hedge-alert-icon { font-size: 20px; }

/* ── Tables ── */
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    padding: 8px 12px;
    border-bottom: 2px solid var(--border);
    font-weight: 600;
}
.data-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    font-family: var(--mono);
    font-size: 12px;
}
.data-table tr:hover { background: var(--surface-alt); }
.data-table .text { font-family: var(--font); }
.data-table .right { text-align: right; }
.data-table .up { color: var(--red); }
.data-table .down { color: var(--green); }
.data-table .section-row { background: var(--surface-alt); }
.data-table .section-row td { font-family: var(--font); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); }

/* ── Charts ── */
.chart-container { width: 100%; min-height: 280px; }

/* ── Sensitivity Table ── */
.sensitivity { font-size: 12px; }
.sensitivity th, .sensitivity td { padding: 6px 10px; text-align: center; font-family: var(--mono); }
.sensitivity th { background: var(--surface-alt); font-family: var(--font); }
.sensitivity td.positive { background: var(--green-bg); color: var(--green); }
.sensitivity td.negative { background: var(--red-bg); color: var(--red); }
.sensitivity td.warning { background: var(--amber-bg); color: var(--amber); }
.sensitivity td.current { font-weight: 700; outline: 2px solid var(--accent); }

/* ── Responsive ── */
@media (max-width: 768px) {
    .economics-hero { grid-template-columns: repeat(2, 1fr); }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .rate-strip { overflow-x: auto; justify-content: flex-start; }
    .top-bar { padding: 0 10px; }
    .content { padding: 12px; }
    .econ-value { font-size: 22px; }
}

@media (max-width: 480px) {
    .economics-hero { grid-template-columns: 1fr 1fr; gap: 8px; }
    .rate-chip { padding: 3px 8px; }
    .top-bar-right { display: none; }
}