/* ============================================================
   MEDQUEST ZERO — Design system stylesheet
   v2 · gerado a partir do protótipo MEDQUEST ZERO.html
   ------------------------------------------------------------
   COMO USAR:
   1. Importe este arquivo no entry point do seu app:
        import './medquest.css'
      OU adicione no <head>:
        <link rel="stylesheet" href="medquest.css" />

   2. Garanta que as fontes estejam carregadas (Google Fonts):
      <link href="https://fonts.googleapis.com/css2?family=Lora:wght@400;500;600;700&family=IBM+Plex+Sans:wght@300;400;500;600;700&family=Playfair+Display:wght@700&family=JetBrains+Mono:wght@400;500;600&display=swap" rel="stylesheet" />

   3. Envelope o root do app com a classe .mq-app:
        <div class="mq-app">...</div>

   4. Para alternar tema/densidade/cards, mude atributos em <html>:
        document.documentElement.setAttribute('data-theme', 'dark');
        document.documentElement.setAttribute('data-density', 'compact');
        document.documentElement.setAttribute('data-cardstyle', 'shadow');

   5. Para mudar a paleta primária em runtime, sobrescreva as
      CSS variables --c-accent, --c-accent-l, --c-accent-d,
      --c-sb, --c-sb-2 (sidebar) no :root.

   Classes principais (prefixo .mq-):
     .mq-card        — card padrão
     .mq-btn         — botão (variantes: --primary, --secondary, --ghost, --lg, --sm)
     .mq-badge       — chip semântico (variantes: --info, --green, --red, --amber, --violet)
     .mq-opt         — alternativa de questão (data-state: selected|correct|wrong|discarded)
     .mq-progress    — barra de progresso
     .mq-nav-item    — item de sidebar
     .mq-callout     — bloco de comentário/aviso (variantes: --green, --red, --amber, --neutral)
     .mq-stat        — stat tile
     .mq-mode        — card de modo (variantes: --featured, --audit)
     .mq-seg         — segmented control
     .mq-tabs / .mq-tab
     .mq-eyebrow     — label uppercase
     .mq-num         — número em serif tabular
     .mq-mono        — texto monoespaçado
   ============================================================ */

/* MEDQUEST ZERO — design tokens */

:root {
  /* Palette — Azul Profundo (default) */
  --c-bg:        #F1F5F9;
  --c-card:      #FFFFFF;
  --c-alt:       #F8FAFC;
  --c-border:    #E2E8F0;
  --c-border-l:  #F1F5F9;

  --c-sb:        #1E3A5F;
  --c-sb-2:      #152B47;
  --c-sb-text:   #CBD5E1;
  --c-sb-mute:   #94A3B8;

  --c-text:      #0F172A;
  --c-muted:     #64748B;
  --c-light:     #94A3B8;

  --c-accent:    #1D4ED8;
  --c-accent-l:  #EFF6FF;
  --c-accent-m:  #3B82F6;
  --c-accent-d:  #1E40AF;

  --c-green:     #059669;
  --c-green-bg:  #ECFDF5;
  --c-red:       #DC2626;
  --c-red-bg:    #FEF2F2;
  --c-amber:     #D97706;
  --c-amber-bg:  #FFFBEB;
  --c-violet:    #7C3AED;
  --c-violet-bg: #F5F3FF;
  --c-slate-bg:  #F1F5F9;

  --c-gold:      #D4A843;

  /* Type */
  --f-display: "Lora", Georgia, "Times New Roman", serif;
  --f-body:    "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-logo:    "Playfair Display", Georgia, serif;
  --f-mono:    "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Spacing density (overridden by Tweaks) */
  --d-pad-card: 22px 26px;
  --d-pad-cardsm: 16px 18px;
  --d-gap: 18px;
  --d-row-h: 56px;

  /* Card style (overridden by Tweaks: outline | shadow | inset) */
  --card-bg: var(--c-card);
  --card-border: 1px solid var(--c-border);
  --card-shadow: none;
  --card-radius: 12px;

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Hit target (mobile) */
  --hit-target: 38px;

  /* Tweakable */
  --fs-statement: 17px;
}

/* Mobile hit-target boost */
[data-viewport="mobile"] .mq-btn { min-height: 44px; }
[data-viewport="mobile"] .mq-btn--sm { min-height: 36px; }

/* DARK MODE */
[data-theme="dark"] {
  --c-bg:       #0B1220;
  --c-card:     #111A2E;
  --c-alt:      #0F1729;
  --c-border:   #1F2B45;
  --c-border-l: #16203A;

  --c-sb:       #0B1220;
  --c-sb-2:     #060B17;
  --c-sb-text:  #94A3B8;
  --c-sb-mute:  #475569;

  --c-text:     #F1F5F9;
  --c-muted:    #94A3B8;
  --c-light:    #64748B;

  --c-accent-l: rgba(29,78,216,.16);
  --c-green-bg: rgba(5,150,105,.12);
  --c-red-bg:   rgba(220,38,38,.12);
  --c-amber-bg: rgba(217,119,6,.14);
  --c-violet-bg:rgba(124,58,237,.14);
  --c-slate-bg: rgba(255,255,255,.04);
}
[data-theme="dark"] .mq-opt-letter { background: var(--c-alt); }
[data-theme="dark"] kbd { background: var(--c-alt) !important; border-color: var(--c-border) !important; color: var(--c-muted) !important; }

/* Card style: shadow */
[data-cardstyle="shadow"] {
  --card-border: 1px solid transparent;
  --card-shadow: 0 1px 2px rgba(15,23,42,0.04), 0 4px 14px rgba(15,23,42,0.06);
}
/* Card style: inset (subtle inner separation) */
[data-cardstyle="inset"] {
  --card-bg: var(--c-alt);
  --card-border: 1px solid var(--c-border);
  --card-shadow: inset 0 0 0 0.5px rgba(255,255,255,0.6);
}

/* Density */
[data-density="compact"] {
  --d-pad-card: 16px 20px;
  --d-pad-cardsm: 12px 14px;
  --d-gap: 12px;
  --d-row-h: 46px;
}
[data-density="comfortable"] {
  --d-pad-card: 26px 30px;
  --d-pad-cardsm: 18px 22px;
  --d-gap: 22px;
  --d-row-h: 64px;
}

/* Resets & globals */
*, *::before, *::after { box-sizing: border-box; }
.mq-app, .mq-app * { font-family: var(--f-body); }
.mq-app {
  color: var(--c-text);
  background: var(--c-bg);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
.mq-app button { font: inherit; color: inherit; }
.mq-app h1, .mq-app h2, .mq-app h3, .mq-app h4 {
  font-family: var(--f-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--c-text);
  margin: 0;
}
.mq-app p { margin: 0; }
.mq-app a { color: inherit; text-decoration: none; }

/* utility */
.mq-num { font-family: var(--f-display); font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.mq-mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.mq-eyebrow {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-muted);
  font-family: var(--f-body);
}
.mq-divider { height: 1px; background: var(--c-border); border: 0; margin: 0; }

/* card */
.mq-card {
  background: var(--card-bg);
  border: var(--card-border);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
}

/* scrollbars (subtle) */
.mq-scroll::-webkit-scrollbar { width: 10px; height: 10px; }
.mq-scroll::-webkit-scrollbar-thumb {
  background: rgba(15,23,42,.12); border-radius: 8px; border: 2px solid transparent; background-clip: padding-box;
}
.mq-scroll::-webkit-scrollbar-thumb:hover { background: rgba(15,23,42,.22); background-clip: padding-box; border: 2px solid transparent; }

/* focus */
.mq-app :focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; border-radius: 4px; }

/* button bases */
.mq-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 38px; padding: 0 18px;
  border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600;
  cursor: pointer; transition: background .14s, border-color .14s, color .14s, transform .12s;
  border: 1px solid transparent;
  white-space: nowrap;
}
.mq-btn:active { transform: translateY(0.5px); }
.mq-btn--primary { background: var(--c-accent); color: #fff; }
.mq-btn--primary:hover { background: var(--c-accent-d); }
.mq-btn--primary[disabled] { background: #BFDBFE; cursor: not-allowed; }
.mq-btn--secondary { background: transparent; border-color: var(--c-border); color: var(--c-text); }
.mq-btn--secondary:hover { background: var(--c-alt); border-color: #CBD5E1; }
.mq-btn--ghost { background: transparent; color: var(--c-muted); }
.mq-btn--ghost:hover { background: var(--c-alt); color: var(--c-text); }
.mq-btn--lg { height: 46px; padding: 0 22px; font-size: 14px; }
.mq-btn--sm { height: 30px; padding: 0 12px; font-size: 12px; }

/* badges — square by default (clinical), pill as variant */
.mq-badge {
  display: inline-flex; align-items: center; gap: 6px;
  height: 22px; padding: 0 8px; border-radius: 4px;
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  background: var(--c-slate-bg); color: var(--c-muted);
  white-space: nowrap;
  font-family: var(--f-body);
}
.mq-badge--pill { border-radius: 999px; padding: 0 10px; font-weight: 600; letter-spacing: 0; text-transform: none; font-size: 11px; }
.mq-badge--info   { background: var(--c-accent-l);  color: var(--c-accent); }
.mq-badge--green  { background: var(--c-green-bg);  color: var(--c-green); }
.mq-badge--red    { background: var(--c-red-bg);    color: var(--c-red); }
.mq-badge--amber  { background: var(--c-amber-bg);  color: var(--c-amber); }
.mq-badge--violet { background: var(--c-violet-bg); color: var(--c-violet); }
.mq-badge--solid-red    { background: var(--c-red); color:#fff; }
.mq-badge--solid-green  { background: var(--c-green); color:#fff; }
.mq-badge--solid-amber  { background: var(--c-amber); color:#fff; }
.mq-badge--square { border-radius: 4px; }
.mq-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .9; }

/* progress */
.mq-progress { height: 5px; background: var(--c-border-l); border-radius: 999px; overflow: hidden; }
.mq-progress > span { display: block; height: 100%; background: var(--c-accent); border-radius: 999px; transition: width .4s; }

/* desempenho por área (home) */
.area-performance { margin-top: 18px; }
.area-perf-list { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 14px; }
.area-perf-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.area-perf-name { font-weight: 600; }
.area-perf-pct { font-size: 1.05rem; }
.area-perf-bar { margin: 6px 0 4px; }
.area-perf-sub { display: block; }

/* alternativa */
.mq-opt {
  display: grid; grid-template-columns: 30px 1fr auto; gap: 14px; align-items: flex-start;
  padding: 14px 18px;
  border: 1.5px solid var(--c-border);
  background: var(--c-card);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color .15s, background .15s, transform .12s;
  user-select: none;
}
.mq-opt:hover { border-color: #94A3B8; background: var(--c-alt); }
.mq-opt[data-state="selected"] { border-color: var(--c-accent); background: var(--c-accent-l); }
.mq-opt[data-state="correct"]  { border-color: rgba(5,150,105,.45); background: var(--c-green-bg); }
.mq-opt[data-state="wrong"]    { border-color: rgba(220,38,38,.4); background: var(--c-red-bg); }
.mq-opt[data-state="discarded"] { opacity: .55; }
.mq-opt[data-state="discarded"] .mq-opt-text { text-decoration: line-through; }
.mq-opt-letter {
  width: 30px; height: 30px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--c-border);
  font-family: var(--f-display); font-size: 13px; font-weight: 700;
  color: var(--c-muted); background: var(--c-card);
  flex-shrink: 0;
}
.mq-opt[data-state="selected"] .mq-opt-letter { background: var(--c-accent); color: #fff; border-color: var(--c-accent); }
.mq-opt[data-state="correct"]  .mq-opt-letter { background: var(--c-green); color: #fff; border-color: var(--c-green); }
.mq-opt[data-state="wrong"]    .mq-opt-letter { background: var(--c-red); color: #fff; border-color: var(--c-red); }
.mq-opt-text {
  font-family: var(--f-body);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--c-text);
  padding-top: 3px;
}
.mq-opt-discard {
  background: transparent; border: 0; cursor: pointer;
  width: 28px; height: 28px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  color: var(--c-light); opacity: 0.4; transition: opacity .15s, background .15s, color .15s;
}
.mq-opt:hover .mq-opt-discard { opacity: 1; }
.mq-opt-discard:hover { background: var(--c-alt); color: var(--c-muted); }
.mq-opt[data-state="discarded"] .mq-opt-discard { opacity: 1; color: var(--c-muted); }
[data-viewport="mobile"] .mq-opt-discard { opacity: 1; }

/* Callout (comentario do professor / indisponivel / aviso) */
.mq-callout {
  background: var(--c-accent-l);
  border-left: 4px solid var(--c-accent);
  border-radius: 0 8px 8px 0;
  padding: 18px 22px;
}
.mq-callout--neutral { background: var(--c-alt); border-left-color: var(--c-border); }
.mq-callout--amber   { background: var(--c-amber-bg); border-left-color: var(--c-amber); }
.mq-callout--green   { background: var(--c-green-bg); border-left-color: var(--c-green); }
.mq-callout--red     { background: var(--c-red-bg);   border-left-color: var(--c-red); }

/* sidebar item */
.mq-nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 18px; margin: 0 8px;
  color: var(--c-sb-text);
  font-size: 13px; font-weight: 500;
  border-radius: 8px;
  cursor: pointer;
  transition: background .12s, color .12s;
  position: relative;
}
.mq-nav-item:hover { background: rgba(255,255,255,.05); color: #fff; }
.mq-nav-item[data-active="true"] { background: rgba(255,255,255,.08); color: #fff; }
.mq-nav-item[data-active="true"]::before {
  content: ""; position: absolute; left: -8px; top: 8px; bottom: 8px; width: 3px; background: #fff; border-radius: 2px;
}
.mq-nav-item .mq-nav-icon { width: 16px; height: 16px; opacity: .9; flex-shrink: 0; }
.mq-nav-item .mq-nav-count {
  margin-left: auto; font-size: 11px; font-family: var(--f-mono);
  color: var(--c-sb-mute); padding: 2px 7px;
  border-radius: 4px; background: rgba(255,255,255,.05);
}
.mq-nav-item[data-active="true"] .mq-nav-count { color: #fff; background: rgba(255,255,255,.12); }

/* row-link list (used in catalog rows) */
.mq-row {
  display: grid; align-items: center;
  border-bottom: 1px solid var(--c-border-l);
  padding: 14px 24px; gap: 16px;
  font-size: 14px;
  transition: background .12s;
}
.mq-row:hover { background: var(--c-alt); }
.mq-row:last-child { border-bottom: none; }

/* mode card */
.mq-mode {
  display: flex; flex-direction: column; gap: 14px;
  background: var(--card-bg);
  border: var(--card-border);
  box-shadow: var(--card-shadow);
  border-radius: var(--card-radius);
  padding: 22px 24px;
  cursor: pointer;
  transition: border-color .14s, background .14s, transform .14s, box-shadow .14s;
  text-align: left;
  position: relative;
  overflow: hidden;
}
.mq-mode:hover { border-color: #CBD5E1; transform: translateY(-1px); }
.mq-mode--featured { background: var(--c-sb); color: #fff; border-color: transparent; }
.mq-mode--featured:hover { background: #243f6c; }
.mq-mode--featured .mq-mode-icon-wrap { background: rgba(255,255,255,0.08); color: #fff; }
.mq-mode--featured .mq-mode-title { color: #fff; }
.mq-mode--featured .mq-mode-desc { color: var(--c-sb-text); }
.mq-mode--featured .mq-mode-count { color: rgba(255,255,255,.7); }
.mq-mode--audit { background: var(--c-alt); border-style: dashed; border-color: #CBD5E1; }
.mq-mode--audit:hover { background: #EFF2F7; }

.mq-mode-icon-wrap {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--c-accent-l); color: var(--c-accent);
  display: flex; align-items: center; justify-content: center;
}
.mq-mode-title { font-family: var(--f-display); font-size: 20px; font-weight: 600; letter-spacing: -0.01em; }
.mq-mode-desc  { font-size: 13px; color: var(--c-muted); line-height: 1.5; }
.mq-mode-count {
  margin-top: 4px; font-size: 11px; font-family: var(--f-mono);
  color: var(--c-light); display: flex; align-items: center; gap: 6px;
}

/* stat tile */
.mq-stat {
  background: var(--card-bg);
  border: var(--card-border);
  box-shadow: var(--card-shadow);
  border-radius: var(--card-radius);
  padding: 18px 22px 16px;
  display: flex; flex-direction: column; gap: 8px;
  position: relative;
}
.mq-stat-label { font-size: 11px; font-weight: 600; color: var(--c-muted); text-transform: uppercase; letter-spacing: 0.08em; display: flex; align-items: center; gap: 8px; }
.mq-stat-value { font-family: var(--f-display); font-size: 32px; font-weight: 600; letter-spacing: -0.02em; line-height: 1; color: var(--c-text); }
.mq-stat-sub { font-size: 11px; color: var(--c-light); font-family: var(--f-mono); }

/* transition for screen */
.mq-screen-enter { animation: mq-fade-in .25s ease; }
@keyframes mq-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* segmented */
.mq-seg { display: inline-flex; background: var(--c-alt); border: 1px solid var(--c-border); border-radius: 8px; padding: 3px; }
.mq-seg button {
  height: 30px; padding: 0 14px;
  border: 0; background: transparent; cursor: pointer;
  font-size: 12px; font-weight: 500; color: var(--c-muted);
  border-radius: 6px;
  transition: background .12s, color .12s;
}
.mq-seg button[aria-pressed="true"] { background: #fff; color: var(--c-text); box-shadow: 0 1px 2px rgba(15,23,42,.05); }

/* tabs */
.mq-tabs { display: flex; gap: 28px; border-bottom: 1px solid var(--c-border); }
.mq-tab {
  background: transparent; border: 0; padding: 12px 0 14px;
  font-size: 13px; font-weight: 500; color: var(--c-muted); cursor: pointer;
  border-bottom: 2px solid transparent;
  display: flex; align-items: center; gap: 8px;
}
.mq-tab:hover { color: var(--c-text); }
.mq-tab[aria-selected="true"] { color: var(--c-text); border-bottom-color: var(--c-accent); font-weight: 600; }

/* input */
.mq-input {
  height: 38px; padding: 0 14px;
  background: var(--c-card); border: 1px solid var(--c-border); border-radius: 8px;
  font: inherit; font-size: 13px; color: var(--c-text);
  transition: border-color .12s, background .12s;
}
.mq-input:focus { outline: none; border-color: var(--c-accent); background: #fff; }

/* mobile overrides */
.mq-app[data-viewport="mobile"] {
  font-size: 14px;
}
.mq-app[data-viewport="mobile"] .mq-mode-title { font-size: 17px; }
.mq-app[data-viewport="mobile"] .mq-stat-value { font-size: 26px; }
