/* main.css — superfície única "papel" (3.3). Feedback por tipografia/espaço,
   nunca só por cor (10.x). Um único acento (terracota) reservado ao reveal e ao
   estado "certo". Sem tema alternável. */

:root {
  --paper:        #f3efe6;   /* off-white quente — nunca #fff */
  --paper-raised: #faf7ef;
  --paper-sunken: #ece8df;
  --ink:          #221f1a;   /* quase-preto quente — nunca #000 */
  --ink-soft:     #5d564a;
  --ink-faint:    #8c8475;
  --rule:         #ddd5c5;
  --accent:       #ad5736;   /* terracota dessaturado — uso raro */
  --accent-soft:  #c98a6e;
  --accent-dim:   #f0e0d6;
  --success:      #4a7c59;
  --success-dim:  #ddeee3;

  --ff-display: Georgia, 'Iowan Old Style', 'Times New Roman', serif;
  --ff-ui: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --maxw: 30rem;
  --gap: 1rem;
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--ff-ui);
  font-size: 16px;                 /* ≥16px evita zoom do iOS (10.4) */
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.app {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.25rem 1.25rem 6rem;
  flex: 1;
}
.app--session { padding-bottom: 6rem; }   /* nav visível durante sessão */

/* ---------- Tipografia ---------- */
h1, h2, h3 { font-weight: 600; line-height: 1.2; margin: 0 0 .5rem; }
.kicker { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); margin: 0 0 .25rem; }
.muted { color: var(--ink-soft); }
.faint { color: var(--ink-faint); }
.center { text-align: center; }
.display { font-family: var(--ff-display); }
.display-xl {
  font-family: var(--ff-display);
  font-size: clamp(3rem, 14vw, 4.5rem);
  line-height: 1;
  letter-spacing: -.01em;
}
.serif-word { font-family: var(--ff-display); letter-spacing: .02em; }

/* ---------- Cartões ---------- */
.card {
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 1.1rem;
  margin: 0 0 var(--gap);
  box-shadow: 0 1px 3px rgba(34,31,26,.06);
}
.card--quiet { background: transparent; }
.stack > * + * { margin-top: .75rem; }
.row { display: flex; align-items: center; gap: .6rem; }
.row--between { justify-content: space-between; }
.spread { display: flex; justify-content: space-between; align-items: baseline; gap: .5rem; }

/* ---------- Botões ---------- */
.btn {
  font: inherit;
  font-weight: 600;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: .85rem 1.1rem;
  min-height: 44px;
  width: 100%;
  cursor: pointer;
  letter-spacing: .02em;
}
.btn:active { transform: translateY(1px); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--rule); }
.btn--link { background: none; border: none; color: var(--ink-soft); text-decoration: underline; width: auto; min-height: 0; padding: .4rem; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-row { display: flex; gap: .6rem; }
.btn-row > .btn { width: 100%; }

/* ---------- ELOS ---------- */
.elos-words {
  display: flex; flex-wrap: wrap; gap: .9rem 1.4rem; justify-content: center;
  font-family: var(--ff-display);
  font-size: clamp(1.5rem, 7vw, 2.1rem);
  margin: 1.4rem 0;
  text-align: center;
}
.elos-words span { white-space: nowrap; }

.attempt-dots { display: inline-flex; gap: .4rem; font-size: 1.1rem; letter-spacing: .1em; }
.attempt-dots .on { color: var(--ink); }
.attempt-dots .off { color: var(--ink-faint); }

.answer-input {
  font: inherit; font-size: 1.25rem; font-family: var(--ff-display);
  text-align: center; text-transform: uppercase; letter-spacing: .08em;
  width: 100%; padding: .8rem; min-height: 44px;
  background: var(--paper-sunken); color: var(--ink);
  border: 1px solid var(--rule); border-bottom: 2px solid var(--ink);
  border-radius: var(--radius);
  transition: border-color .15s ease;
}
.answer-input:focus { outline: none; border-bottom-color: var(--accent); }

/* feedback parcial — por peso e glifo, não por cor (10.4) */
.feedback { margin-top: .9rem; }
.feedback .line { display: flex; justify-content: space-between; padding: .35rem 0; border-bottom: 1px solid var(--rule); }
.feedback .line .word { font-family: var(--ff-display); }
.glyph { font-weight: 700; }
.glyph--yes  { color: var(--accent); }
.glyph--near { color: var(--ink-soft); font-weight: 400; font-style: italic; }
.glyph--no   { color: var(--ink); }
.glyph--none { color: var(--ink-faint); font-weight: 400; }
.note { font-size: .85rem; color: var(--ink-soft); }

.hint-box { font-family: var(--ff-display); font-size: 1.4rem; letter-spacing: .3em; text-align: center; margin: .6rem 0; }

/* reveal */
.reveal-title {
  font-family: var(--ff-display);
  font-size: clamp(2rem, 10vw, 2.8rem);
  color: var(--accent);
  text-align: center;
  margin: .4rem 0 1rem;
}
.reveal-conn { padding: .5rem 0; border-bottom: 1px solid var(--rule); }
.reveal-conn b { font-family: var(--ff-display); }
.reveal-meta { margin-top: 1rem; color: var(--ink-soft); font-size: .95rem; }

/* ---------- QUANTO ---------- */
.question { font-family: var(--ff-display); font-size: clamp(1.3rem, 6vw, 1.7rem); margin: .5rem 0 1.2rem; }
.num-wrap { display: flex; align-items: baseline; gap: .6rem; }
.num-input {
  font: inherit; font-size: 1.6rem; font-variant-numeric: tabular-nums;
  text-align: right; flex: 1; padding: .6rem .2rem; min-height: 44px;
  background: var(--paper-sunken); color: var(--ink);
  border: none; border-bottom: 2px solid var(--ink);
}
.num-input:focus { outline: none; border-bottom-color: var(--accent); }
.unit { color: var(--ink-soft); }
.preview { font-variant-numeric: tabular-nums; color: var(--ink-soft); margin-top: .5rem; min-height: 1.4em; transition: color .15s ease; }
.preview--active { color: var(--accent); font-size: 1.05rem; font-weight: 600; }

.toggle-row { display: flex; gap: .5rem; margin-top: 1rem; }
.toggle {
  font: inherit; flex: 1; min-height: 44px; cursor: pointer;
  background: transparent; color: var(--ink);
  border: 1px solid var(--rule); border-radius: var(--radius); padding: .6rem;
}
.toggle[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.conf-row { display: flex; gap: .5rem; margin-top: .4rem; }
.conf {
  font: inherit; font-weight: 600; flex: 1; min-height: 44px; cursor: pointer;
  background: transparent; color: var(--ink);
  border: 1px solid var(--rule); border-radius: var(--radius); padding: .6rem .2rem;
}
.conf small { display: block; font-weight: 400; font-size: .68rem; color: var(--ink-faint); }
.conf[aria-pressed="true"] { border-color: var(--ink); border-width: 2px; }
.conf[aria-pressed="true"] small { color: var(--ink-soft); }

/* linha do reveal (log/linear) */
.scale-line { position: relative; height: 2.4rem; margin: 1.2rem 0 .6rem; }
.scale-line .track { position: absolute; top: 50%; left: 0; right: 0; height: 2px; background: var(--rule); }
.scale-line .pin { position: absolute; top: 50%; width: 12px; height: 12px; border-radius: 50%; transform: translate(-50%, -50%); }
.scale-line .pin--you { background: var(--ink); }
.scale-line .pin--real { background: var(--accent); }
.scale-line .lbl { position: absolute; font-size: .75rem; white-space: nowrap; transform: translateX(-50%); }
.scale-line .lbl--you { top: -.2rem; color: var(--ink); }
.scale-line .lbl--real { bottom: -.2rem; color: var(--accent); }
.big-answer { font-family: var(--ff-display); font-size: clamp(2rem, 9vw, 2.6rem); text-align: center; }
.band-line { text-align: center; font-weight: 600; margin: .6rem 0; letter-spacing: .03em; }
.context-li { padding: .35rem 0; border-bottom: 1px solid var(--rule); }
.source { font-size: .85rem; color: var(--ink-soft); margin-top: .6rem; }
.source a { color: var(--ink-soft); }

/* progress label */
.progress { display: flex; justify-content: space-between; align-items: center; color: var(--ink-soft); font-size: .9rem; margin-bottom: .4rem; }

/* streak / stats */
.streak-num { font-family: var(--ff-display); font-size: 3rem; line-height: 1; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.stat-grid .cell { background: var(--paper-raised); border: 1px solid var(--rule); border-radius: var(--radius); padding: .8rem; }
.stat-grid .cell .v { font-family: var(--ff-display); font-size: 1.6rem; }
table.tbl { width: 100%; border-collapse: collapse; font-size: .95rem; }
table.tbl th, table.tbl td { text-align: left; padding: .4rem .3rem; border-bottom: 1px solid var(--rule); }
table.tbl td.num { text-align: right; font-variant-numeric: tabular-nums; }

/* share box */
.share-box { font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace; white-space: pre; background: var(--paper-raised); border: 1px solid var(--rule); border-radius: var(--radius); padding: .9rem; font-size: .9rem; overflow-x: auto; }

/* ---------- bottom nav (4 itens, ícone + rótulo) ---------- */
.nav {
  position: fixed; left: 0; right: 0; bottom: 0;
  display: flex; justify-content: space-around;
  background: var(--paper-raised); border-top: 1px solid var(--rule);
  padding: .35rem .25rem calc(.35rem + env(safe-area-inset-bottom));
  z-index: 10;
}
.nav button {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: .15rem;
  text-decoration: none; color: var(--ink-faint); font: inherit; font-size: .72rem; padding: .3rem; min-height: 44px;
  background: none; border: none; cursor: pointer;
}
.nav button .ico { font-size: 1.15rem; line-height: 1; }
.nav button[aria-current="page"] { color: var(--ink); }
.nav[hidden] { display: none; }

/* misc */
.micro-tip { font-size: .85rem; color: var(--ink-soft); border-left: 2px solid var(--accent-soft); padding-left: .6rem; margin: .5rem 0; }
.toast { position: fixed; left: 50%; bottom: 5rem; transform: translateX(-50%); background: var(--ink); color: var(--paper); padding: .6rem 1rem; border-radius: var(--radius); font-size: .9rem; z-index: 20; }
.divider { height: 1px; background: var(--rule); margin: 1.2rem 0; border: none; }
.error-screen { text-align: center; padding-top: 3rem; }
.error-screen .big { font-family: var(--ff-display); font-size: 1.6rem; margin-bottom: .6rem; }
@media (prefers-reduced-motion: no-preference) {
  .fade-in  { animation: fade .25s ease; }
  .pop-in   { animation: pop-in .3s cubic-bezier(.175,.885,.32,1.275); }
  .slide-up { animation: slide-up .25s ease; }
  .shake    { animation: shake .25s ease; }
}
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes pop-in {
  from { opacity: 0; transform: scale(.92); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes slide-up {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes shake {
  0%,100% { transform: translateX(0); }
  25%     { transform: translateX(-5px); }
  75%     { transform: translateX(5px); }
}

/* ---------- Tela de resultado ---------- */
.result-hero { padding: 1.8rem 0 1.2rem; }
.result-hero .display-xl { margin: .4rem 0 .2rem; }
.result-score-label {
  font-family: var(--ff-display);
  font-size: 1rem;
  color: var(--ink-soft);
  margin-top: .1rem;
}
.result-verdict {
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .04em;
  margin-top: .35rem;
  color: var(--ink);
}
.result-verdict--perfect { color: var(--accent); }

.result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .5rem;
  margin-bottom: var(--gap);
}
.result-tile {
  border-radius: 12px; padding: .9rem .75rem;
  border: 1px solid var(--rule);
  animation: slide-up .3s ease both;
}
.result-tile--ok1   { background: var(--success-dim); border-color: var(--success); }
.result-tile--ok2   { background: #e8f0eb; border-color: #7aab8a; }
.result-tile--ok3   { background: #f0f4f1; border-color: #a5c4ae; }
.result-tile--miss  { background: var(--paper-sunken); border-color: var(--rule); }
.result-tile-type   { font-size: .68rem; text-transform: uppercase; letter-spacing: .11em; color: var(--ink-faint); }
.result-tile-label  { font-size: .85rem; font-weight: 600; color: var(--ink-soft); margin-top: .1rem; }
.result-tile-mark   { font-family: var(--ff-display); font-size: 1rem; margin-top: .3rem; }
.result-tile--ok1 .result-tile-mark { color: var(--success); }
.result-tile--ok2 .result-tile-mark { color: #4f8c64; }
.result-tile--ok3 .result-tile-mark { color: #6e9e7c; }
.result-tile--miss .result-tile-mark { color: var(--ink-faint); }
.result-tile-diff   { font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); margin-top: .25rem; }
.result-tile--ok1 .result-tile-diff { color: var(--success); opacity: .7; }

.result-streak {
  text-align: center;
  padding: .9rem 0 .6rem;
  margin-bottom: .4rem;
}
.result-streak-num {
  font-family: var(--ff-display);
  font-size: clamp(2.2rem, 10vw, 3rem);
  line-height: 1;
  color: var(--ink);
}
.result-streak-num--high { color: var(--accent); }
.result-streak-label {
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: .25rem;
}

.result-quanto {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--accent-dim); border-radius: 10px;
  padding: .75rem 1rem; margin-bottom: var(--gap);
}
.result-quanto-desc { font-size: .88rem; color: var(--ink-soft); }

.result-next {
  text-align: center;
  font-size: .85rem;
  color: var(--ink-faint);
  padding: .5rem 0;
  margin-bottom: .25rem;
}
.result-next strong { color: var(--ink-soft); font-weight: 600; }

.result-share-header {
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: .4rem;
}

/* reveal meta com gradação por resultado */
.reveal-meta--ok   { color: var(--success); }
.reveal-meta--late { color: var(--ink-soft); }
.reveal-meta--miss { color: var(--ink-faint); }

/* ---------- Seletor de jogos ---------- */
.game-selector { display: flex; gap: .6rem; margin-bottom: .5rem; }
.game-chip {
  flex: 1; padding: .9rem .75rem; border-radius: 12px; cursor: pointer;
  border: 1.5px solid var(--rule); background: var(--paper-raised);
  text-align: center; font: inherit;
  box-shadow: 0 1px 3px rgba(34,31,26,.06);
  transition: border-color .15s ease;
}
.game-chip:not([disabled]):hover { border-color: var(--ink-soft); }
.game-chip[data-status="active"] { border-color: var(--ink); }
.game-chip[data-status="done"]   { background: var(--success-dim); border-color: var(--success); cursor: default; }
.game-chip-name   { font-family: var(--ff-display); font-size: 1.05rem; font-weight: 600; }
.game-chip-sub    { font-size: .75rem; color: var(--ink-soft); margin-top: 2px; }
.game-chip-action { font-size: .75rem; font-weight: 600; letter-spacing: .05em; margin-top: .5rem; color: var(--ink-soft); }
.game-chip[data-status="done"] .game-chip-name   { color: var(--success); }
.game-chip[data-status="done"] .game-chip-sub    { color: var(--success); }
.game-chip[data-status="done"] .game-chip-action { color: var(--success); }
.game-chip[data-status="active"] .game-chip-action { color: var(--ink); }
.game-selector-toggle {
  background: none; border: none; color: var(--ink-faint); font: inherit;
  font-size: .8rem; width: 100%; padding: .25rem; cursor: pointer; text-align: center;
  margin-bottom: .5rem;
}