/* Base styles: tokens, resets and the content pages (/changes, /privacy, errors) plus the admin area.
   The overview, /10things and /download bring their own kit (site.css, ten-things.css). */

:root {
  /* Palette from the Cadri logotype: cream, terracotta, charcoal. */
  --cream: #EEECE2;
  --terracotta: #C15F3C;
  --charcoal: #1F1E1D;
  --bg: #F4F2EA;
  --surface-1: #EEECE2;
  --surface-2: #E6E3D7;
  --surface-3: #DDD9CB;
  --border: #D6D2C4;
  --border-strong: #BDB8A8;
  /* Text tokens clear 4.5:1 on --bg for normal-size text: muted 6.1:1, faint 5.0:1, accent 5.0:1, ok 5.3:1, warn 5.0:1. */
  --text: #1F1E1D;
  --text-muted: #5C5952;
  --text-faint: #6B675E;
  --accent: #A84D2D;
  --accent-strong: #8F3F22;
  --accent-contrast: #FFF9F2;
  --ok: #2A7048;
  --warn: #8A5F00;
  --danger: #B3261E;
  --radius: 6px;
  --radius-lg: 14px;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI Variable", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, "SFMono-Regular", Menlo, monospace;
  --container: 72rem;
  color-scheme: light;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: var(--font-mono); font-size: 0.9em; }
.page pre, .prose pre { background: var(--surface-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.75rem 1rem; overflow-x: auto; }
.page code, .prose code { word-break: break-all; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.01em; margin: 0 0 0.6em; font-weight: 650; }
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: 1.15rem; }
h1:focus { outline: none; }
p { margin: 0 0 1rem; }
.page ul, .page ol, .prose ul, .prose ol { padding-left: 1.25rem; }
.page li, .prose li { margin-bottom: 0.35rem; }
table { border-collapse: collapse; width: 100%; }
label { color: var(--text-muted); }
button { font: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }
.eyebrow { color: var(--accent); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.75rem; }
.lead { font-size: 1.15rem; color: var(--text-muted); max-width: 60ch; }
.muted { color: var(--text-muted); }
.text-ok { color: var(--ok); }
.text-warn { color: var(--warn); }
.badge { display: inline-block; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.15rem 0.5rem; border: 1px solid var(--border-strong); border-radius: 999px; color: var(--text-muted); vertical-align: middle; }
.notice { padding: 0.75rem 1rem; border: 1px solid var(--border); border-left: 3px solid var(--accent); background: var(--surface-1); border-radius: var(--radius); }
.notice--error { border-left-color: var(--danger); }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.5rem 0; }

/* Skip link */
.skip-link { position: absolute; left: 0.5rem; top: -3rem; padding: 0.5rem 0.75rem; background: var(--accent); color: var(--accent-contrast); border-radius: var(--radius); z-index: 100; }
.skip-link:focus { top: 0.5rem; }

/* Buttons (content pages and admin) */
.button { display: inline-flex; align-items: center; gap: 0.5rem; min-height: 44px; padding: 0.55rem 1.1rem; border-radius: var(--radius); border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text); font-weight: 600; cursor: pointer; transition: background 150ms, border-color 150ms, transform 150ms; }
.button:hover { text-decoration: none; background: var(--surface-3); border-color: var(--text-faint); }
.button--primary { background: var(--accent); border-color: var(--accent); color: var(--accent-contrast); }
.button--primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
.button--ghost { background: transparent; }
.button:disabled { opacity: 0.6; cursor: default; }

/* Admin header */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.site-header--admin { background: var(--surface-2); }
.site-header__inner { display: flex; align-items: center; gap: 1.5rem; min-height: 3.75rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--text); font-weight: 700; }
.brand:hover { text-decoration: none; }
.site-nav { display: flex; gap: 0.25rem; margin-left: auto; }
.site-nav a { color: var(--text-muted); padding: 0.5rem 0.75rem; border-radius: var(--radius); min-height: 44px; display: inline-flex; align-items: center; }
.site-nav a:hover { color: var(--text); background: var(--surface-2); text-decoration: none; }
.site-nav a.active { color: var(--text); }
.site-main { min-height: 60vh; }
@media (max-width: 40rem) { .site-nav a { padding-inline: 0.5rem; } }

/* Content pages */
.page { padding: clamp(2rem, 5vw, 4rem) 0; }
.page--narrow { max-width: 32rem; }
.page__section { margin-top: 2.5rem; }
.prose h2 { margin-top: 2rem; font-size: 1.5rem; }
.prose h3 { margin-top: 1.5rem; }
.breadcrumbs { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 1rem; }
.breadcrumbs span[aria-hidden] { margin: 0 0.35rem; }

.artifact-card { border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface-1); padding: 1.25rem; margin-bottom: 1rem; }
.artifact-card h3 { margin: 0; font-family: var(--font-mono); font-weight: 600; }
.artifact-card__facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 0.75rem 1.5rem; margin: 1rem 0; padding: 0; font-size: 0.9rem; }
.artifact-card__facts dt { color: var(--text-faint); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; }
.artifact-card__facts dd { margin: 0; }
.artifact-card__hash { grid-column: 1 / -1; }
.artifact-card__actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin: 0; }

.release-list { list-style: none; padding: 0; margin: 0; }
.release-list__item { padding: 1.5rem 0; border-top: 1px solid var(--border); }
.release-list__item h2 { font-size: 1.4rem; margin-top: 0.5rem; }
.release-list__meta { display: flex; gap: 0.75rem; align-items: center; color: var(--text-muted); font-size: 0.9rem; }

/* Forms */
.form { display: grid; gap: 1rem; max-width: 24rem; }
.form__field { display: grid; gap: 0.35rem; }
.form input, .toolbar select { font: inherit; color: var(--text); background: #FFFDF8; border: 1px solid var(--border-strong); border-radius: var(--radius); padding: 0.55rem 0.75rem; min-height: 44px; }
.form input:focus-visible { border-color: var(--accent); }
.validation-message { color: var(--danger); font-size: 0.85rem; }
.validation-errors { list-style: none; margin: 0; padding: 0.6rem 0.9rem; border: 1px solid var(--danger); border-radius: var(--radius); color: var(--danger); font-size: 0.9rem; }
.validation-errors:empty { display: none; }

/* Admin */
.toolbar { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin: 1rem 0 1.5rem; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.stat { border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface-1); padding: 1rem 1.25rem; display: grid; gap: 0.25rem; }
.stat__label { color: var(--text-faint); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; }
.stat__value { font-size: 1.75rem; font-weight: 650; font-variant-numeric: tabular-nums; }
.two-col { display: grid; gap: 0 2rem; grid-template-columns: 1fr; }
@media (min-width: 55rem) { .two-col { grid-template-columns: 1fr 1fr; } }
.facts { display: grid; gap: 0.5rem; margin: 0; padding: 0; font-size: 0.95rem; }
.facts div { display: grid; grid-template-columns: 11rem 1fr; gap: 1rem; padding: 0.35rem 0; border-bottom: 1px solid var(--border); }
.facts dt { color: var(--text-muted); }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.data-table th, .data-table td { padding: 0.5rem 0.75rem; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.9rem; white-space: nowrap; }
.data-table th { color: var(--text-faint); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; background: var(--surface-2); }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.data-table .truncate { max-width: 24rem; overflow: hidden; text-overflow: ellipsis; }

/* Blazor infrastructure */
#blazor-error-ui { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000; background: #F3D9A4; color: #1a1400; padding: 0.6rem 1.25rem 0.7rem; box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2); }
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 0.75rem; top: 0.5rem; }
.blazor-error-boundary { background: #b32121; color: white; padding: 1rem; border-radius: var(--radius); }
.blazor-error-boundary::after { content: "An error has occurred."; }