/* ==========================================================================
   base.css — Fonts + reset + slide grid 1920x1080 fixo
   ========================================================================== */

@font-face {
  font-family: 'Nofex';
  src: url('../fonts/Nofex.woff2') format('woff2');
  font-weight: normal;
  font-display: block;
}
@font-face {
  font-family: 'JUST Sans';
  src: url('../fonts/JUST Sans Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'JUST Sans';
  src: url('../fonts/JUST Sans Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'JUST Sans';
  src: url('../fonts/JUST Sans SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'Bergen Mono';
  src: url('../fonts/BergenMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Bergen Mono';
  src: url('../fonts/BergenMono-Bold.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}

/* --- Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  position: fixed;
  top: 0;
  left: 0;
  background: #000;
  font-family: var(--font-body);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* Garante zero scroll mesmo se algo overflow */
html { overscroll-behavior: none; }

img { display: block; max-width: 100%; }
button { border: none; background: none; font: inherit; cursor: pointer; color: inherit; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }

/* --- Stage: viewport que escala o slide pra caber em qualquer tela --- */
.stage {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh; /* dynamic viewport — respeita toolbar/safe-area */
  background: #000;
  overflow: hidden;
}

/* Deck centralizado via position absolute + translate(-50%,-50%) ANTES do scale.
   Isso garante centro real independente do tamanho do deck vs viewport.
   overflow:hidden corta slides adjacentes do .deck__track (translateX). */
.deck {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--slide-w);
  height: var(--slide-h);
  /* Scale uniforme (fit) sem distorção. Letterbox eliminado em fullscreen real (F11/Cmd+Ctrl+F). */
  transform: translate(-50%, -50%) scale(var(--scale, 1));
  transform-origin: center center;
  will-change: transform;
  overflow: hidden;
}

.deck__track {
  position: absolute;
  inset: 0;
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform var(--duration-stage) var(--ease-out-quint);
  will-change: transform;
}

/* --- Slide base: cada slide ocupa exatamente 1920x1080 --- */
.slide {
  position: relative;
  flex: 0 0 var(--slide-w);
  width: var(--slide-w);
  height: var(--slide-h);
  overflow: hidden;
  background: var(--color-bg-cream);
  color: var(--color-text);
  padding: var(--slide-padding);
  display: flex;
  flex-direction: column;
  isolation: isolate;
}

.slide--dark {
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}
.slide--deep { background: var(--color-bg-deep); color: var(--color-text-on-dark); }
.slide--paper { background: var(--color-paper); color: var(--color-paper-ink); }
.slide--coral { background: var(--color-primary); color: #fff; }
.slide--cream { background: var(--color-bg-cream); color: var(--color-text); }

/* --- Tipografia padrão dentro do slide --- */
.slide h1, .slide h2, .slide h3 { font-family: var(--font-display); font-weight: 400; line-height: 1; letter-spacing: -0.005em; }
.slide h1 { font-size: var(--display-lg); }
.slide h2 { font-size: var(--display-md); }
.slide h3 { font-size: var(--display-sm); }
.slide p { font-size: var(--text-lg); line-height: 1.4; }
.slide .mono, .slide .eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
}

/* --- Fullscreen prompt: aparece quando NÃO está em fullscreen + viewport não-16:9 --- */
.fs-prompt {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(0,0,0,0.4);
  border-radius: 4px;
  transition: opacity 200ms, transform 200ms;
}
.fs-prompt:hover { transform: translateY(-2px); }
.fs-prompt::before {
  content: '⛶';
  font-size: 16px;
}
body.is-fullscreen .fs-prompt { display: none; }

/* --- HUD: contador + barra de progresso (canto inferior) --- */
.hud {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 20px;
  background: rgba(20, 20, 22, 0.78);
  backdrop-filter: blur(8px);
  border-radius: 999px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity 200ms;
  pointer-events: none;
}
.hud.is-visible { opacity: 1; pointer-events: auto; }
.hud__index { font-weight: 700; }
.hud__bar { width: 180px; height: 3px; background: rgba(255,255,255,0.15); border-radius: 999px; overflow: hidden; }
.hud__bar-fill { height: 100%; background: var(--color-primary); width: 0%; transition: width 300ms var(--ease-out-quint); }
.hud__hint { opacity: 0.6; font-size: 11px; }

/* --- Presenter notes (toggle com tecla P) --- */
.note {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-height: 30%;
  padding: 16px 20px;
  background: rgba(0,0,0,0.86);
  color: #f1f2f5;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  border-radius: 8px;
  border-left: 3px solid var(--color-primary);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms;
  z-index: 50;
  overflow-y: auto;
}
body.presenter .note { opacity: 1; }

/* --- Overview (grade de slides com Esc) --- */
.overview {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(10,10,10,0.96);
  display: none;
  padding: 40px;
  overflow-y: auto;
}
body.overview-on .overview { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
body.overview-on .stage { display: none; }
.overview__tile {
  position: relative;
  aspect-ratio: 16/9;
  background: var(--color-bg-cream);
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 150ms;
}
.overview__tile:hover { border-color: var(--color-primary); }
.overview__tile-num {
  position: absolute;
  top: 8px;
  left: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  background: rgba(0,0,0,0.8);
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
  letter-spacing: 0.1em;
}
.overview__tile-title {
  position: absolute;
  bottom: 8px;
  left: 8px;
  right: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: #fff;
  background: rgba(0,0,0,0.7);
  padding: 4px 8px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}