/* =====================================================================
   pages/prediction.css — page prédiction (prediction.html)
   ---------------------------------------------------------------------
   Faux chatbot rétro noir & blanc : écran d'intro, cadre type logiciel
   des années 2000, bulles de conversation, barre d'état.

   Cette page ne charge NI Bootstrap NI assets/css/styles.css : elle est
   entièrement autonome, d'où le reset et les variables ci-dessous.
   ===================================================================== */


/* ---------------------------------------------------------------------
   1. Variables et base
   ------------------------------------------------------------------ */

:root {
  --bg: #00000083;
  --fg: #fff;
  --mid: #cfcfcf;
  --dim: #9a9a9a;
  --line: #1a1a1a;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
  background: #000 url('../../img/dmontag.png') center / contain no-repeat;
  color: var(--fg);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue",
    Arial, "Noto Sans", "Liberation Sans", sans-serif;
  letter-spacing: 0.2px;
}


/* ---------------------------------------------------------------------
   2. Écran d'intro
   ---------------------------------------------------------------------
   Recouvre toute la page pendant 2 s, puis disparaît en fondu sur 2 s.
   Piloté par assets/js/prediction.js.
   ------------------------------------------------------------------ */

/* Posée sur <body> pendant l'intro pour bloquer le scroll. */
body.splash-lock {
  overflow: hidden;
}

#prediction-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  opacity: 1;
  transition: opacity 2s ease;
}

#prediction-screen img {
  max-width: 80vw;
  max-height: 80vh;
  filter: drop-shadow(0 0 12px rgba(255, 255, 255, 0.2));
}

#prediction-screen.fade-out {
  opacity: 0;
  pointer-events: none;
}


/* ---------------------------------------------------------------------
   3. Cadre de l'application
   ------------------------------------------------------------------ */

.chrome {
  position: relative;
  max-width: 920px;
  height: min(86vh, 760px);
  margin: 24px auto;
  border: 2px solid var(--fg);
  border-radius: 12px;
  overflow: hidden;
  /* Deux couches : fond sombre dans le padding-box, bordure zébrée
     noir/blanc dans le border-box. */
  background:
    linear-gradient(#0b0b0bb1, #0000009f) padding-box,
    repeating-linear-gradient(90deg, #fff 0 1px, #000 1px 2px) border-box;
  box-shadow:
    0 0 0 2px #000 inset,
    0 0 18px rgba(255, 255, 255, 0.08),
    0 12px 40px rgba(0, 0, 0, 0.8);
}

.titlebar {
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  border-bottom: 1px solid #2b2b2b;
  background: linear-gradient(#1c1c1c, #0d0d0d);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 1.8px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  user-select: none;
}

.brand .logo {
  width: 22px;
  height: 22px;
  border: 1px solid #fff;
  border-radius: 4px;
  background: linear-gradient(180deg, #fff, #bbb 40%, #444 60%, #000);
  box-shadow: 0 0 0 1px #000 inset;
}

.brand .name {
  font-weight: 700;
  filter: drop-shadow(0 1px 0 #000);
}

/* Diodes décoratives (POWER / NET / SYNC) : seule la première est allumée. */
.titlebar .lights {
  display: flex;
  gap: 6px;
}

.led {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid #444;
  background: #111;
  box-shadow:
    0 0 6px rgba(255, 255, 255, 0.1) inset,
    0 0 8px rgba(255, 255, 255, 0.05);
}

.led.on {
  background: radial-gradient(#fff, #bbb, #333);
}


/* ---------------------------------------------------------------------
   4. Zone de conversation
   ------------------------------------------------------------------ */

.chat {
  position: absolute;
  inset: 42px 0 0 0; /* commence sous la barre de titre */
  display: grid;
  grid-template-rows: 1fr auto; /* messages extensibles, saisie fixe */
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 30%),
    #000000a2;
}

/* Scanlines façon écran cathodique, purement décoratives. */
.chat:before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.05),
    rgba(255, 255, 255, 0.05) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: soft-light;
  pointer-events: none;
}

.messages {
  padding: 16px;
  overflow: auto;
  scrollbar-width: thin;
  scrollbar-color: #7a7a7a #0a0a0a;
}

.messages::-webkit-scrollbar {
  width: 10px;
}

.messages::-webkit-scrollbar-thumb {
  background: #7a7a7a;
}

.messages::-webkit-scrollbar-track {
  background: #0a0a0a;
}


/* ---------------------------------------------------------------------
   5. Bulles de message
   ------------------------------------------------------------------ */

.bubble {
  max-width: 80%;
  margin: 8px 0;
  padding: 10px 12px;
  border: 1px solid var(--mid);
  background: linear-gradient(180deg, #111, #000);
  box-shadow:
    0 0 0 1px #000 inset,
    0 8px 24px rgba(0, 0, 0, 0.6);
  line-height: 1.4;
  font-size: 15px;
}

/* Message de l'utilisateur : collé à droite, bordure blanche. */
.bubble.user {
  margin-left: auto;
  border-color: #fff;
  background: linear-gradient(180deg, #1a1a1a, #000);
}

/* Message du bot : collé à gauche, bordure grise. */
.bubble.bot {
  margin-right: auto;
  border-color: #bfbfbf;
}

/* Ligne "toi • 14:32" sous chaque bulle. */
.meta {
  display: block;
  margin-top: 6px;
  color: var(--dim);
  font-size: 11px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}


/* ---------------------------------------------------------------------
   6. Zone de saisie
   ------------------------------------------------------------------ */

.composer {
  position: relative;
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid #2b2b2b;
  background: linear-gradient(#0e0e0e, #0a0a0a);
}

.input {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid #fff;
  border-radius: 8px;
  background: linear-gradient(180deg, #151515, #0a0a0a);
  box-shadow: 0 0 0 1px #000 inset;
}

.input input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--fg);
  font-size: 15px;
}

/* Bouton "Envoyer" : dégradé à cassure nette = relief plastique 2000s. */
.btn {
  min-width: 120px;
  padding: 10px 14px;
  border: 1px solid #fff;
  border-radius: 8px;
  background: linear-gradient(
    180deg,
    #fff,
    #cfcfcf 60%,
    #8d8d8d 60%,
    #3a3a3a 90%,
    #000
  );
  color: #000;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  user-select: none;
  box-shadow:
    0 1px 0 #000 inset,
    0 6px 18px rgba(255, 255, 255, 0.15),
    0 0 0 2px #000;
  transition: transform 0.05s ease, filter 0.2s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn:focus-visible {
  outline: 2px dashed #fff;
  outline-offset: 2px;
}


/* ---------------------------------------------------------------------
   7. Barre d'état
   ------------------------------------------------------------------ */

.status {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 26px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 12px;
  border-top: 1px solid #2b2b2b;
  background: linear-gradient(#0f0f0f, #0a0a0a);
  color: #bbb;
  font-size: 11px;
  letter-spacing: 0.5px;
  user-select: none;
}

/* Jauge zébrée figée, purement décorative. */
.status .meter {
  width: 130px;
  height: 10px;
  border: 1px solid #fff;
  background: repeating-linear-gradient(90deg, #fff 0 6px, #000 6px 12px);
  box-shadow: 0 0 0 1px #000 inset;
}

.status .sep {
  color: #3a3a3a;
}


/* ---------------------------------------------------------------------
   8. Accessibilité : respect de "réduire les animations"
   ------------------------------------------------------------------ */

@media (prefers-reduced-motion: reduce) {
  #prediction-screen {
    transition: none;
  }

  .btn {
    transition: none;
  }
}