/* Dirección visual: editorial sobrio. Papel cálido, tinta oscura y un único acento bermellón.
   Sin estilos inline: la CSP es style-src 'self'. */
:root {
  --paper: oklch(96% 0.012 85);
  --surface: oklch(99% 0.006 85);
  --ink: oklch(22% 0.02 260);
  --ink-soft: oklch(45% 0.02 260);
  --rule: oklch(86% 0.015 85);
  --accent: oklch(55% 0.19 32);
  --accent-ink: oklch(98% 0.01 85);
  --ok: oklch(48% 0.11 155);
  --warn: oklch(55% 0.12 75);
  --danger: oklch(48% 0.17 27);

  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, "Cascadia Mono", Consolas, monospace;

  --radius: 2px;
  --duration-fast: 150ms;
}

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

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  background: var(--paper);
  color: var(--ink);
  font: 1rem/1.55 var(--font-body);
}

.skip-link {
  position: absolute;
  left: 0.5rem;
  top: -4rem;
  padding: 0.5rem 0.9rem;
  background: var(--ink);
  color: var(--accent-ink);
  z-index: 10;
}

.skip-link:focus { top: 0.5rem; }

.masthead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  border-bottom: 3px double var(--ink);
}

.brand {
  font: 700 1.35rem/1 var(--font-display);
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.brand-mark {
  display: inline-block;
  padding: 0.15em 0.4em;
  margin-right: 0.35em;
  background: var(--accent);
  color: var(--accent-ink);
  font: 700 0.8em var(--font-body);
  letter-spacing: 0.08em;
}

.nav { display: flex; align-items: baseline; gap: 1.25rem; font-size: 0.95rem; }
.nav a { color: var(--ink); text-decoration: none; border-bottom: 1px solid transparent; }
.nav a:hover, .nav a:focus-visible { border-bottom-color: var(--accent); }

.page {
  width: min(100% - 2rem, 34rem);
  margin: clamp(2rem, 8vh, 5rem) auto;
}

.card {
  padding: clamp(1.25rem, 4vw, 2.25rem);
  background: var(--surface);
  border: 1px solid var(--rule);
  border-top: 6px solid var(--ink);
  box-shadow: 8px 8px 0 var(--rule);
}

.page:has(.wide) { width: min(100% - 2rem, 62rem); }

.eyebrow {
  margin: 0 0 0.25rem;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

h1, h2 { font-family: var(--font-display); line-height: 1.1; margin: 0 0 1rem; }
h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); }
h2 { font-size: 1.35rem; margin-top: 2rem; }

label { display: block; margin: 1rem 0 0.3rem; font-size: 0.85rem; font-weight: 600; }

input[type="email"], input[type="password"] {
  width: 100%;
  padding: 0.65rem 0.75rem;
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink-soft);
  border-radius: var(--radius);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

input:focus-visible { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px oklch(55% 0.19 32 / 0.25); }

.button {
  margin-top: 1.5rem;
  padding: 0.7rem 1.4rem;
  font: 700 0.95rem var(--font-body);
  letter-spacing: 0.04em;
  color: var(--accent-ink);
  background: var(--ink);
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--duration-fast), transform var(--duration-fast);
}

.button:hover { background: var(--accent); }
.button:active { transform: translateY(1px); }
.button:focus-visible, .link-button:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.link-button {
  padding: 0;
  font: inherit;
  color: var(--accent);
  background: none;
  border: 0;
  border-bottom: 1px solid currentColor;
  cursor: pointer;
}

.inline-form { display: inline; margin: 0; }
.row-form { display: grid; gap: 0.25rem; max-width: 26rem; }

.alert { margin: 0 0 1rem; padding: 0.75rem 1rem; border-left: 4px solid; background: var(--paper); }
.alert-error { border-color: var(--danger); color: var(--danger); }
.alert-warn { border-color: var(--warn); }
.alert-ok { border-color: var(--ok); }

.secret {
  display: block;
  margin: 0.5rem 0;
  padding: 0.6rem 0.75rem;
  font: 600 1rem var(--font-mono);
  background: var(--ink);
  color: var(--accent-ink);
  overflow-wrap: anywhere;
  user-select: all;
}

.hint { color: var(--ink-soft); font-size: 0.85rem; }

.table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.table th { text-align: left; font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft); }
.table th, .table td { padding: 0.6rem 0.5rem; border-bottom: 1px solid var(--rule); vertical-align: top; }
.actions { display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; }

.badge { display: inline-block; padding: 0.1rem 0.5rem; font-size: 0.72rem; font-weight: 700; border: 1px solid currentColor; }
.badge-on { color: var(--ok); }
.badge-off { color: var(--danger); }
.badge-warn { color: var(--warn); }

.footer { padding: 1rem clamp(1rem, 4vw, 3rem); font-size: 0.8rem; color: var(--ink-soft); border-top: 1px solid var(--rule); }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

/* Programas y reglas */
.data-table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
.data-table th, .data-table td { padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--rule); text-align: left; }
.data-table th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); }
.data-table .actions { display: flex; gap: 0.9rem; align-items: baseline; flex-wrap: wrap; }
.weekdays { border: 0; padding: 0; margin: 1rem 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.weekdays legend { font-size: 0.85rem; font-weight: 600; padding: 0; margin-bottom: 0.3rem; }
.day-toggle { margin: 0; position: relative; }
.day-toggle input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.day-toggle span { display: grid; place-items: center; width: 2.4rem; height: 2.4rem; border: 1px solid var(--ink); font-weight: 700; background: var(--surface); }
.day-toggle input:checked + span { background: var(--ink); color: var(--accent-ink); }
.day-toggle input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: 2px; }
select { width: 100%; padding: 0.55rem 0.6rem; border: 1px solid var(--ink); border-radius: var(--radius); background: var(--surface); font: inherit; }
input[type="text"] { width: 100%; padding: 0.55rem 0.6rem; border: 1px solid var(--ink); border-radius: var(--radius); background: var(--surface); font: inherit; }
.link-list { padding-left: 1.1rem; }