/* Hématome - univers Minitel (1982). Videotex : noir, blanc, 40 colonnes. */

:root {
  --mn-bg: #0a0a0a;
  --mn-fg: #f2f2f2;
  --mn-dim: #9a9a9a;
  --mn-invert-bg: #f2f2f2;
  --mn-invert-fg: #0a0a0a;
  color-scheme: dark;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--mn-bg);
  color: var(--mn-fg);
  font-family: "VT323", "Courier New", monospace;
  font-size: 22px;
  line-height: 1.45;
  letter-spacing: 0.03em;
}

/* Effet CRT : scanlines + vignette */
.crt {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 900;
  background:
    repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 3px),
    radial-gradient(ellipse at center, transparent 60%, rgba(0, 0, 0, 0.55) 100%);
}

.terminal {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px 140px;
}

/* -- Header ----------------------------- */
.mn-header { text-align: center; padding: 16px 0 32px; }

.mn-conn {
  color: var(--mn-dim);
  font-size: 16px;
  margin-bottom: 28px;
  animation: mn-flicker 4s steps(1) infinite;
}

@keyframes mn-flicker { 92% { opacity: 1; } 94% { opacity: 0.4; } 96% { opacity: 1; } }

.mn-logo {
  font-size: clamp(2.4rem, 9vw, 4.2rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  line-height: 1.1;
}

.mn-logo span {
  display: inline-block;
  background: var(--mn-invert-bg);
  color: var(--mn-invert-fg);
  padding: 0 0.18em;
}

.mn-tagline { margin-top: 12px; color: var(--mn-dim); font-size: 18px; }

.mn-mosaic {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 12px;
  font-size: 26px;
  color: var(--mn-fg);
  opacity: 0.8;
}

/* -- Écrans ----------------------------- */
.mn-screen {
  border: 2px solid var(--mn-fg);
  padding: 20px 18px;
  margin-bottom: 28px;
  scroll-margin-top: 20px;
}

.mn-screen p { margin-bottom: 14px; }
.mn-screen p:last-child { margin-bottom: 0; }

.mn-title {
  font-size: 24px;
  font-weight: 400;
  background: var(--mn-invert-bg);
  color: var(--mn-invert-fg);
  display: inline-block;
  padding: 2px 10px;
  margin-bottom: 16px;
}

.mn-title:focus { outline: 3px solid var(--mn-fg); outline-offset: 3px; }

mark {
  background: var(--mn-invert-bg);
  color: var(--mn-invert-fg);
  padding: 0 4px;
}

kbd {
  font-family: inherit;
  border: 1px solid var(--mn-fg);
  padding: 0 8px;
  font-size: 0.85em;
}

.mn-hint { color: var(--mn-dim); font-size: 18px; margin-bottom: 16px; }

/* Sommaire */
.mn-menu { list-style: none; margin-bottom: 22px; }

.mn-menu a {
  display: block;
  color: var(--mn-fg);
  text-decoration: none;
  padding: 8px 10px;
  min-height: 44px;
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

.mn-menu a:hover,
.mn-menu a:focus-visible { background: var(--mn-invert-bg); color: var(--mn-invert-fg); }

.mn-menu b {
  font-weight: 400;
  border: 1px solid currentColor;
  width: 1.5em;
  text-align: center;
  margin-right: 14px;
  flex-shrink: 0;
}

/* Formulaire de saisie */
.mn-saisie { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.mn-saisie label { color: var(--mn-dim); }

.mn-saisie input {
  background: var(--mn-bg);
  border: 2px solid var(--mn-fg);
  color: var(--mn-fg);
  font-family: inherit;
  font-size: 22px;
  width: 64px;
  height: 44px;
  text-align: center;
  caret-color: var(--mn-fg);
}

.mn-saisie input:focus { outline: 3px solid var(--mn-fg); outline-offset: 2px; }

/* Stats */
.mn-stats { width: 100%; border-collapse: collapse; margin-top: 6px; }
.mn-stats td { border: 1px solid var(--mn-dim); padding: 8px 12px; }
.mn-stats .mn-num { text-align: right; font-size: 30px; width: 90px; }

/* Outils */
.mn-tools { list-style: none; }
.mn-tools li + li { margin-top: 12px; }

.mn-tools a {
  display: block;
  text-decoration: none;
  color: var(--mn-fg);
  border: 1px dashed var(--mn-dim);
  padding: 12px 14px;
  cursor: pointer;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

.mn-tools a:hover,
.mn-tools a:focus-visible { background: var(--mn-invert-bg); color: var(--mn-invert-fg); border-style: solid; }

.mn-tool-name { display: block; margin-bottom: 4px; }
.mn-tool-desc { display: block; font-size: 18px; color: var(--mn-dim); }
.mn-tools a:hover .mn-tool-desc,
.mn-tools a:focus-visible .mn-tool-desc { color: var(--mn-invert-fg); }

.mn-link-line a { color: var(--mn-fg); cursor: pointer; }
.mn-link-line a:hover { background: var(--mn-invert-bg); color: var(--mn-invert-fg); text-decoration: none; }

/* -- Clavier bas de page ---------------- */
.mn-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 950;
  background: var(--mn-bg);
  border-top: 2px solid var(--mn-fg);
  padding: 12px 16px calc(10px + env(safe-area-inset-bottom));
  text-align: center;
}

.mn-keys {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.mn-key {
  font-family: inherit;
  font-size: 17px;
  letter-spacing: 0.05em;
  background: var(--mn-bg);
  color: var(--mn-fg);
  border: 2px solid var(--mn-fg);
  padding: 8px 14px;
  min-height: 44px;
  min-width: 44px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

.mn-key:hover,
.mn-key:focus-visible { background: var(--mn-invert-bg); color: var(--mn-invert-fg); }
.mn-key:focus-visible { outline: 3px solid var(--mn-fg); outline-offset: 2px; }

.mn-key-envoi { background: var(--mn-invert-bg); color: var(--mn-invert-fg); }
.mn-key-envoi:hover, .mn-key-envoi:focus-visible { background: var(--mn-bg); color: var(--mn-fg); }

.mn-legal { margin-top: 10px; color: var(--mn-dim); font-size: 15px; }

/* Le switcher partagé au-dessus du clavier Minitel */
.epoch-switcher { bottom: 118px; }

@media (max-width: 560px) {
  body { font-size: 20px; }
  .mn-keys { gap: 6px; }
  .mn-key { font-size: 15px; padding: 8px 10px; }
  .epoch-switcher { bottom: 150px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .mn-conn { animation: none; }
}