/* VoltLink — plain CSS, no build step, no framework.
   CSP note: styles load from /static only; never add inline <style> blocks
   or style= attributes in templates — style-src 'self' forbids them. */

:root {
  /* Volt-ish violet + neutrals. Adjust per project; keep contrast AA+. */
  --volt: #6a28c8;
  --volt-dark: #4d1b96;
  --volt-soft: #efe7fb;
  --ink: #1c1c28;
  --ink-soft: #5a5a6e;
  --line: #e3e3ec;
  --bg: #f7f7fb;
  --card: #ffffff;
  --danger: #b3261e;

  --radius: 10px;
  --shadow: 0 1px 3px rgb(28 28 40 / 8%), 0 4px 16px rgb(28 28 40 / 6%);
}

* { box-sizing: border-box; }

html { font-size: 16px; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

.container {
  max-width: 46rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

/* --- Header / footer --------------------------------------------- */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.brand {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--volt-dark);
  text-decoration: none;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.who { color: var(--ink-soft); font-size: 0.9rem; }

.site-footer {
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.85rem;
  padding: 1.5rem 1rem;
  border-top: 1px solid var(--line);
  background: var(--card);
}

.site-footer a { color: inherit; }

/* --- Cards, forms, buttons ---------------------------------------- */

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}

.card h1 { margin-top: 0; }

form {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0;
}

.inline-form {
  display: inline-grid;
  margin: 0;
  grid-auto-flow: column;
}

label { font-weight: 600; font-size: 0.9rem; }

input[type="text"], textarea {
  font: inherit;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

textarea { min-height: 5rem; resize: vertical; }

input:focus-visible, textarea:focus-visible,
button:focus-visible, a:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}

.btn {
  font: inherit;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border: 1px solid var(--volt);
  border-radius: 6px;
  background: var(--volt);
  color: #fff;
  cursor: pointer;
  text-decoration: none;
  justify-self: start;
  display: inline-block;
}

.btn:hover { background: var(--volt-dark); border-color: var(--volt-dark); }

.btn-ghost {
  background: transparent;
  color: var(--volt-dark);
}

.btn-ghost:hover { background: var(--volt-soft); }

/* --- Data table ---------------------------------------------------- */

table.data {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

table.data th, table.data td {
  text-align: left;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

table.data thead th {
  background: var(--volt-soft);
  color: var(--volt-dark);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

table.data tbody tr:last-child td { border-bottom: none; }

/* --- Notices -------------------------------------------------------- */

.notice {
  background: var(--volt-soft);
  border: 1px solid #d9c6f5;
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  font-size: 0.92rem;
}

.empty { color: var(--ink-soft); font-style: italic; }

code {
  background: var(--volt-soft);
  padding: 0.05rem 0.3rem;
  border-radius: 4px;
  font-size: 0.9em;
}

/* --- Link pages (ported legacy surface) ------------------------------ */

/* Block cover image: server-rendered no-JS fallback, never breaks its card. */
.link-cover {
  display: block;
  max-width: 100%;
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
}