/* CVI design tokens (doc 11 §2). Fonts are self-hosted later; system Bengali fonts until then. */
:root {
  --color-primary: #0D4548;
  --color-primary-600: #145F63;
  --color-primary-100: #E3F0F0;
  --color-accent: #C8963E;
  --color-surface: #FFFFFF;
  --color-page: #F6F8F8;
  --color-text: #1B2A2B;
  --color-muted: #5B6B6C;
  --status-paid: #0F766E;
  --status-nil: #64748B;
  --status-head: #B91C1C;
  --status-blocked: #FCA5A5;
  --status-inferred: #D97706;
  --status-late: #EA580C;
  --status-amended: #7C3AED;
  --radius-card: 8px;
  --radius-input: 6px;
  --font: "Noto Sans Bengali", "Hind Siliguri", "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--color-page); color: var(--color-text); font: 16px/1.6 var(--font); }
code, pre { font-family: ui-monospace, Menlo, monospace; font-size: 13px; }

.appbar { background: var(--color-primary); color: #fff; padding: 12px 16px; display: flex; gap: 10px; align-items: baseline; }
.appbar span { opacity: .85; font-size: 14px; }

.page { max-width: 720px; margin: 24px auto; padding: 0 16px; }
.card { background: var(--color-surface); border: 1px solid #dce5e5; border-radius: var(--radius-card); padding: 24px; }
.card h1 { font-size: 22px; margin: 0 0 8px; }
.card.warn { border-left: 4px solid var(--color-accent); }

label { display: block; font-weight: 600; margin: 12px 0 4px; }
input { display: block; width: 100%; padding: 10px; margin-top: 4px; border: 1px solid #ccdada; border-radius: var(--radius-input); font: inherit; min-height: 44px; }
button { margin-top: 16px; padding: 10px 18px; min-height: 44px; background: var(--color-primary); color: #fff; border: 0; border-radius: var(--radius-input); font: inherit; cursor: pointer; }
button:hover { background: var(--color-primary-600); }

.ok, .err { padding: 12px; border-radius: var(--radius-input); margin-bottom: 12px; }
.ok { background: #edf8ef; }
.err { background: #fff0f0; }
pre { background: var(--color-page); padding: 12px; border-radius: var(--radius-input); white-space: pre-wrap; }

.appbar .grow { flex: 1; }
.appbar .who { font-size: 14px; opacity: .9; }
form.inline { display: inline; margin: 0; }
button.link { background: none; color: #fff; border: 1px solid rgba(255,255,255,.5); min-height: 32px; margin: 0; padding: 4px 10px; }
.narrow { max-width: 460px; }
.page.narrow { margin-top: 48px; }
.muted { color: var(--color-muted); font-size: 14px; }
.setup-key { font-family: ui-monospace, Menlo, monospace; font-size: 20px; letter-spacing: 1px; background: var(--color-primary-100); padding: 12px; border-radius: var(--radius-input); text-align: center; }
h2 { font-size: 17px; margin: 20px 0 4px; }

/* Navigation and admin pages */
.nav { background: var(--color-primary-600); display: flex; flex-wrap: wrap; gap: 2px; padding: 0 12px; }
.nav a { color: #fff; text-decoration: none; padding: 10px 12px; font-size: 15px; opacity: .85; }
.nav a:hover, .nav a.active { opacity: 1; background: rgba(255,255,255,.12); }
.page { max-width: 1040px; }
.card { margin-bottom: 16px; }
h1 { font-size: 22px; }
h3 { font-size: 16px; margin: 12px 0 6px; }
a { color: var(--color-primary-600); }
.table { width: 100%; border-collapse: collapse; font-size: 15px; }
.table th, .table td { text-align: left; padding: 8px 6px; border-bottom: 1px solid #e3eaea; vertical-align: top; }
.table th { color: var(--color-muted); font-weight: 600; font-size: 14px; }
.table.small { font-size: 13px; }
.table tr.dim td { opacity: .55; }
.table td.detail { max-width: 360px; word-break: break-word; }
.scroll { overflow-x: auto; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0 16px; align-items: end; }
.grid button { justify-self: start; }
.filters { margin-bottom: 12px; }
details > summary { cursor: pointer; font-weight: 600; color: var(--color-primary-600); padding: 6px 0; }
.block { border-top: 1px solid #e3eaea; padding-top: 8px; margin-top: 8px; }
.chips { list-style: none; padding: 0; margin: 4px 0 8px; display: flex; flex-wrap: wrap; gap: 6px; }
.chips li { background: var(--color-primary-100); border-radius: 14px; padding: 2px 10px; font-size: 14px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
button.secondary { background: #fff; color: var(--color-primary); border: 1px solid var(--color-primary); margin-top: 0; min-height: 36px; padding: 6px 12px; }
button.secondary:hover { background: var(--color-primary-100); }
.warn-text { color: var(--status-head); font-weight: 600; }
code.big { font-size: 18px; background: #fff; padding: 2px 8px; border-radius: 4px; }
input.small { display: inline-block; width: auto; min-height: 36px; padding: 4px 6px; margin: 0 6px 0 0; }
select { display: block; width: 100%; padding: 10px; margin-top: 4px; border: 1px solid #ccdada; border-radius: var(--radius-input); font: inherit; min-height: 44px; background: #fff; }
label.radio, label.check { display: flex; align-items: center; gap: 8px; font-weight: 400; }
label.radio input, label.check input { width: auto; min-height: auto; margin: 0; }
fieldset { border: 1px solid #e3eaea; border-radius: var(--radius-input); margin: 8px 0; }
.row { display: flex; gap: 8px; align-items: end; margin-bottom: 12px; }
.row button { margin-top: 0; }
@media (max-width: 600px) { .table { font-size: 14px; } .appbar .who { display: none; } }

.qr { display: flex; justify-content: center; margin: 12px 0; }
.qr svg { max-width: 100%; height: auto; border: 1px solid #e3eaea; border-radius: var(--radius-input); }