/* ==========================================================================
   Ecomkonnect — Guia de italiano básico
   Visual "toque italiano": fundo creme, azul do logo, dourado e detalhes em verde e vermelho.
   ========================================================================== */

:root {
  --bg: #fbf6ec;
  --bg-2: #f4ecdc;
  --surface: #ffffff;
  --ink: #1a2238;
  --ink-2: #3a4258;
  --muted: #6a6f80;
  --line: #e7dcc7;
  --line-2: #d9cbb0;
  --blue: #0b3fc1;
  --blue-2: #1f5fd6;
  --blue-soft: #e6edfc;
  --cyan: #19b4ea;
  --gold: #d6a12a;
  --gold-2: #f3dfa6;
  --gold-ink: #7d5800;
  --green: #0f8a4b;
  --green-soft: #e3f4ea;
  --red: #c8323c;
  --red-soft: #fbe6e7;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(26, 34, 56, .06), 0 6px 20px rgba(26, 34, 56, .06);
  --shadow-lg: 0 10px 40px rgba(26, 34, 56, .14);
  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --wrap: 1180px;
  --tc: var(--blue);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.65 var(--font); -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-2); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--blue); }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.2; color: var(--ink); margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 4.2vw, 2.8rem); }
h2 { font-size: clamp(1.35rem, 2.6vw, 1.75rem); }
h3, .h3 { font-size: 1.12rem; font-family: var(--font); font-weight: 700; letter-spacing: 0; }
p { margin: 0 0 1em; }
button { font: inherit; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; border-radius: 6px; }

.icon { width: 1.15em; height: 1.15em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; vertical-align: -.2em; }
.icon-xl { width: 46px; height: 46px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; color: var(--gold); }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 780px; }
.section { margin: 56px auto; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.lead { font-size: 1.12rem; color: var(--ink-2); max-width: 70ch; }
.kicker { display: inline-flex; align-items: center; gap: 8px; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--gold-ink); margin-bottom: .8em; }
.label { font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .09em; color: var(--gold-ink); margin: 0 0 .5em; }
.big-num { font-family: var(--serif); font-size: 2.6rem; font-weight: 700; line-height: 1; margin: 0 0 .3em; color: var(--blue); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- Faixa tricolor e cabeçalho ---------- */
.tricolore { display: flex; height: 4px; }
.tricolore i { flex: 1; }
.tricolore i:nth-child(1) { background: var(--green); }
.tricolore i:nth-child(2) { background: #fff; }
.tricolore i:nth-child(3) { background: var(--red); }

.site-header { position: sticky; top: 0; z-index: 40; background: rgba(251, 246, 236, .92); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 20px; height: 70px; }
.brand img { height: 36px; width: auto; }
.main-nav { display: flex; gap: 4px; margin: 0 auto; }
.main-nav a { padding: 8px 13px; border-radius: 999px; color: var(--ink-2); text-decoration: none; font-weight: 600; font-size: .94rem; }
.main-nav a:hover { background: var(--bg-2); color: var(--ink); }
.main-nav a[aria-current] { background: var(--blue-soft); color: var(--blue); }
.header-actions { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.main-nav + .header-actions { margin-left: 0; }
.icon-btn { position: relative; display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; border: 0; background: transparent; color: var(--ink); cursor: pointer; text-decoration: none; }
.icon-btn:hover { background: var(--bg-2); }
.icon-btn .icon { width: 21px; height: 21px; }
.badge { position: absolute; top: 3px; right: 1px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px; background: var(--gold); color: #fff; font-size: .7rem; font-weight: 800; display: grid; place-items: center; }

/* ---------- Botões ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 20px; border-radius: 999px; border: 1.5px solid transparent; font-weight: 700; font-size: .95rem; line-height: 1.2; cursor: pointer; text-decoration: none; transition: transform .12s, background .15s, box-shadow .15s, border-color .15s; white-space: nowrap; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 4px 14px rgba(11, 63, 193, .25); }
.btn-primary:hover { background: #0934a0; color: #fff; }
.btn-gold { background: var(--gold); color: #2b1d00; box-shadow: 0 4px 14px rgba(214, 161, 42, .35); }
.btn-gold:hover { background: #e5b03a; color: #2b1d00; }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--blue-2); color: var(--blue); }
.btn-ghost[aria-pressed="true"] { background: var(--gold-2); border-color: var(--gold); color: var(--gold-ink); }
.btn-ghost-light { background: rgba(255,255,255,.18); color: #fff; border-color: rgba(255,255,255,.65); }
.btn-ghost-light:hover { background: rgba(255,255,255,.3); color: #fff; }
.btn-good { background: var(--green); color: #fff; }
.btn-good:hover { background: #0c7840; color: #fff; }
.btn-bad { background: var(--surface); color: var(--red); border-color: #efc3c6; }
.btn-bad:hover { background: var(--red-soft); color: var(--red); }
.btn-sm { padding: 7px 14px; font-size: .86rem; }
.btn-lg { padding: 14px 28px; font-size: 1.05rem; }
.btn-primary[aria-pressed="true"] { background: var(--green); box-shadow: 0 4px 14px rgba(15, 138, 75, .25); }

/* ---------- Barra inferior (celular) ---------- */
.tabbar { display: none; }

/* ---------- Busca instantânea ---------- */
.search-overlay { position: fixed; inset: 0; z-index: 80; background: rgba(26, 34, 56, .45); display: flex; justify-content: center; align-items: flex-start; padding: 70px 16px 16px; }
.search-panel { width: 100%; max-width: 680px; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-lg); overflow: hidden; }
.search-box { display: flex; align-items: center; gap: 10px; padding: 10px 10px 10px 18px; border-bottom: 1px solid var(--line); margin: 0; }
.search-box input { flex: 1; border: 0; outline: 0; font: inherit; font-size: 1.05rem; padding: 10px 0; background: transparent; min-width: 0; }
.search-results { max-height: 65vh; overflow: auto; padding: 10px 18px 18px; }
.search-hint { color: var(--muted); font-size: .9rem; }
.search-hint button { border: 1px solid var(--line-2); background: var(--bg); border-radius: 999px; padding: 3px 11px; margin: 3px 2px; cursor: pointer; font-size: .85rem; }
.sr-group { margin-top: 10px; }
.sr-group h3 { font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 6px 0; }
.sr-item { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 9px 10px; border-radius: 10px; text-decoration: none; color: var(--ink); }
.sr-item:hover, .sr-item:focus { background: var(--bg); }
.sr-item strong { font-weight: 700; }
.sr-item span { color: var(--muted); font-size: .88rem; text-align: right; }
.sr-all { display: block; text-align: center; margin-top: 10px; font-weight: 700; }

/* ---------- Breadcrumbs ---------- */
.crumbs ol { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; margin: 18px auto 0; padding: 0; font-size: .85rem; color: var(--muted); }
.crumbs li + li::before { content: "›"; margin: 0 6px 0 2px; color: var(--line-2); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--blue); text-decoration: underline; }

/* ---------- Cabeçalho de página ---------- */
.page-head { padding-top: 26px; padding-bottom: 8px; }
.page-head h1 { margin-bottom: .3em; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.section-head h2 { margin-bottom: .2em; display: flex; align-items: center; gap: 10px; }
.section-head p { margin: 0; }
.more { font-weight: 700; text-decoration: none; display: inline-flex; gap: 6px; align-items: center; white-space: nowrap; }
.head-tools { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ---------- Hero ---------- */
.hero { position: relative; color: #fff; overflow: hidden; background: #0b6b3a; }
.hero-inner { position: relative; padding-top: 64px; padding-bottom: 56px; }
.hero h1 { color: #fff; max-width: 16ch; font-size: clamp(2.1rem, 5.4vw, 3.5rem); }
.hero h1 em { font-style: italic; color: #ff8a7a; }
.hero .lead { color: rgba(255,255,255,.92); max-width: 58ch; }
.hero .kicker { color: var(--gold-2); }
.hero-search { display: flex; align-items: center; gap: 8px; background: #fff; border-radius: 999px; padding: 6px 6px 6px 18px; max-width: 560px; margin: 26px 0 18px; box-shadow: var(--shadow-lg); color: var(--muted); }
.hero-search input { flex: 1; min-width: 0; border: 0; outline: 0; font: inherit; padding: 8px 0; background: transparent; color: var(--ink); }
.hero-search-light { box-shadow: var(--shadow); border: 1px solid var(--line); margin: 18px 0; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.hero-ctas.center { justify-content: center; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 10px 28px; list-style: none; padding: 0; margin: 34px 0 0; font-size: .92rem; color: rgba(255,255,255,.85); }
.hero-stats strong { font-family: var(--serif); font-size: 1.6rem; color: #fff; display: block; line-height: 1.1; }

/* ---------- Cards genéricos ---------- */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.card-grid-sm { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }

.chip { display: inline-flex; align-items: center; gap: 6px; font-size: .78rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; background: var(--surface); color: var(--tc); border: 1px solid color-mix(in srgb, var(--tc) 30%, transparent); text-decoration: none; }
.lvl { display: inline-flex; align-items: center; gap: 5px; font-size: .76rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.lvl i { font-style: normal; letter-spacing: -1px; font-size: .62rem; }
.lvl-1 { background: var(--green-soft); color: #0b6b3a; }
.lvl-2 { background: var(--blue-soft); color: var(--blue); }
.lvl-3 { background: #f8ead0; color: var(--gold-ink); }

/* Card de lição */
.lcard { position: relative; padding: 0; overflow: hidden; display: flex; flex-direction: column; transition: transform .15s, box-shadow .15s; }
.lcard:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.lcard-media { position: relative; aspect-ratio: 3 / 2; background: var(--bg-2); }
.lcard-img, .lcard-media .ph { width: 100%; height: 100%; object-fit: cover; }
.lcard-media .chip-tema { position: absolute; left: 12px; bottom: 12px; background: rgba(255,255,255,.95); }
.lcard-body { padding: 16px 18px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; border-top: 4px solid var(--tc); }
.lcard-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .8rem; }
.lcard h3 { margin: 0; font-size: 1.05rem; line-height: 1.35; }
.lcard h3 a { color: var(--ink); text-decoration: none; }
.lcard p { margin: 0; color: var(--muted); font-size: .9rem; }
.stretched::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.lnum { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--ink); color: #fff; font-weight: 800; font-size: .75rem; }
.done-mark { color: var(--green); font-weight: 700; display: inline-flex; gap: 4px; align-items: center; }
.lcard.is-done .lcard-body { background: linear-gradient(180deg, var(--green-soft), #fff 70%); }
.fav-lesson { position: absolute; top: 10px; right: 10px; z-index: 2; width: 38px; height: 38px; border-radius: 50%; border: 0; background: rgba(255,255,255,.95); display: grid; place-items: center; cursor: pointer; color: var(--muted); box-shadow: var(--shadow); }
.fav-lesson[aria-pressed="true"], .fav-item[aria-pressed="true"] { color: var(--gold); }
.fav-lesson[aria-pressed="true"] .icon, .fav-item[aria-pressed="true"] .icon { fill: var(--gold); }
.lcard-sm .fav-lesson { top: 8px; right: 8px; box-shadow: none; background: transparent; }
.lcard-sm .lcard-body { padding-right: 46px; }

/* Placeholder de imagem */
.ph { display: grid; place-items: center; background: linear-gradient(135deg, var(--blue-soft), var(--gold-2)); color: var(--blue); width: 100%; height: 100%; min-height: 120px; }
.ph-icon { width: 42px; height: 42px; fill: none; stroke: currentColor; stroke-width: 1.5; }

/* ---------- Palavra/frase do dia ---------- */
.daily-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.daily-big { grid-template-columns: 1fr 1fr; }
.daily-card { display: flex; flex-direction: column; gap: 4px; position: relative; }
.daily-card::before { content: ""; position: absolute; left: 0; top: 22px; bottom: 22px; width: 4px; border-radius: 0 4px 4px 0; background: var(--gold); }
.daily-frase::before { background: var(--blue-2); }
.resume-card::before { background: var(--green); }
.daily-it { font-family: var(--serif); font-size: 1.7rem; font-weight: 600; line-height: 1.25; margin: 0; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.daily-frase .daily-it { font-size: 1.35rem; }
.daily-pt { font-size: 1.05rem; margin: 6px 0 0; }
.daily-foot { margin-top: auto; padding-top: 14px; display: flex; align-items: center; justify-content: space-between; gap: 10px; font-weight: 600; font-size: .9rem; }
.daily-foot a { text-decoration: none; display: inline-flex; align-items: center; gap: 5px; }
.resume-title { font-family: var(--serif); font-size: 1.25rem; font-weight: 600; margin: 0 0 .4em; }

/* ---------- Pronúncia, áudio e favoritos ---------- */
.pron { display: inline-block; max-width: 100%; overflow-wrap: anywhere; font-size: .88rem; color: var(--muted); font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; letter-spacing: .01em; }
.pron::before { content: "["; color: var(--line-2); }
.pron::after { content: "]"; color: var(--line-2); }
.pron b { color: var(--red); font-weight: 700; }
.say { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line-2); background: var(--surface); color: var(--blue-2); cursor: pointer; vertical-align: middle; flex: none; transition: background .15s, transform .15s; }
.say:hover { background: var(--blue-soft); }
.say.is-speaking { background: var(--blue); color: #fff; border-color: var(--blue); transform: scale(1.08); }
.say .icon { width: 16px; height: 16px; }
.say-lg { width: 42px; height: 42px; }
.say-lg .icon { width: 20px; height: 20px; }
.fav-item { border: 0; background: transparent; color: var(--line-2); cursor: pointer; width: 34px; height: 34px; border-radius: 50%; display: inline-grid; place-items: center; flex: none; }
.fav-item:hover { color: var(--gold); background: var(--bg); }

/* ---------- Grade de temas ---------- */
.tema-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.tema-grid-sm { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.tema-tile { display: flex; flex-direction: column; gap: 6px; padding: 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink); transition: transform .15s, box-shadow .15s, border-color .15s; position: relative; overflow: hidden; }
.tema-tile::after { content: ""; position: absolute; right: -30px; bottom: -30px; width: 90px; height: 90px; border-radius: 50%; background: var(--tc); opacity: .07; }
.tema-tile:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--tc); color: var(--ink); }
.tema-ico { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: color-mix(in srgb, var(--tc) 12%, #fff); color: var(--tc); }
.tema-ico .icon { width: 22px; height: 22px; }
.tema-name { font-weight: 700; line-height: 1.3; }
.tema-count { font-size: .84rem; color: var(--muted); }

/* ---------- Faixa da ferramenta ---------- */
.tool-band { display: grid; grid-template-columns: 1.2fr 1fr; gap: 30px; align-items: center; padding: 34px; border-radius: 24px; background: linear-gradient(135deg, #0b3fc1, #1f5fd6 55%, #19b4ea); color: #fff; position: relative; overflow: hidden; }
.tool-band::after { content: ""; position: absolute; right: -60px; top: -60px; width: 220px; height: 220px; border-radius: 50%; border: 18px solid rgba(214, 161, 42, .45); }
.tool-band h2 { color: #fff; }
.tool-band .kicker { color: var(--gold-2); }
.tool-band p { color: rgba(255,255,255,.9); margin: 0; }
.tool-form { display: grid; gap: 12px; background: rgba(255,255,255,.12); padding: 20px; border-radius: var(--radius); position: relative; z-index: 1; }
.tool-form label { display: grid; gap: 4px; font-weight: 700; font-size: .85rem; }
.tool-form .btn-primary { background: var(--gold); color: #2b1d00; }
select, .input { font: inherit; padding: 11px 14px; border-radius: 12px; border: 1.5px solid var(--line-2); background: #fff; color: var(--ink); width: 100%; }
select:focus, .input:focus { border-color: var(--blue-2); outline: none; box-shadow: 0 0 0 3px var(--blue-soft); }

/* ---------- Etapas (home) ---------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; counter-reset: s; }
.step a { display: flex; flex-direction: column; gap: 6px; height: 100%; padding: 16px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink); line-height: 1.3; transition: border-color .15s, transform .15s; }
.step a:hover { border-color: var(--blue-2); transform: translateY(-2px); color: var(--ink); }
.step-n { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--blue); color: #fff; font-weight: 800; font-family: var(--serif); }
.step-n.sm { width: 26px; height: 26px; font-size: .8rem; }
.step.is-complete .step-n { background: var(--green); }
.meter { display: block; height: 8px; border-radius: 99px; background: var(--bg-2); overflow: hidden; margin: 8px 0; }
.meter > span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--green), #2cb46d); transition: width .5s; }
.meter-sm { height: 6px; margin: 4px 0 0; }

/* ---------- Exercícios ---------- */
.quiz-box { background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 28px; box-shadow: var(--shadow); }
.ex-list { display: grid; gap: 16px; }
.ex { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; background: #fffdf8; }
.ex + .ex { margin-top: 14px; }
.ex-list .ex + .ex { margin-top: 0; }
.ex-q { font-weight: 600; margin-bottom: 12px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.ex-n { display: inline-grid; place-items: center; min-width: 28px; height: 28px; padding: 0 6px; border-radius: 8px; background: var(--ink); color: #fff; font-size: .8rem; font-weight: 800; }
.ex-opts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.opt { display: flex; align-items: center; gap: 10px; text-align: left; padding: 11px 14px; border-radius: 12px; border: 1.5px solid var(--line-2); background: #fff; cursor: pointer; transition: border-color .15s, background .15s; }
.opt:hover:not(:disabled) { border-color: var(--blue-2); background: var(--blue-soft); }
.opt-l { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--bg-2); font-weight: 800; font-size: .8rem; flex: none; }
.opt:disabled { cursor: default; }
.opt.is-right { border-color: var(--green); background: var(--green-soft); }
.opt.is-right .opt-l { background: var(--green); color: #fff; }
.opt.is-wrong { border-color: var(--red); background: var(--red-soft); }
.opt.is-wrong .opt-l { background: var(--red); color: #fff; }
.ex-fb { margin: 12px 0 0; padding: 10px 14px; border-radius: 10px; font-size: .92rem; display: flex; gap: 8px; align-items: flex-start; flex-wrap: wrap; }
.ex-fb.ok { background: var(--green-soft); color: #0b5a31; }
.ex-fb.no { background: var(--red-soft); color: #8c1d25; }
.ex-tr { color: var(--muted); font-size: .9rem; margin: 0 0 10px; }
.hint { display: inline-block; background: var(--gold-2); color: var(--gold-ink); border-radius: 6px; padding: 0 7px; font-size: .8rem; font-weight: 700; margin-left: 4px; }
.fill-in { font: inherit; font-weight: 700; color: var(--blue); border: 0; border-bottom: 2px dashed var(--blue-2); background: var(--blue-soft); border-radius: 6px 6px 0 0; padding: 2px 6px; margin: 0 4px; text-align: center; max-width: 100%; }
.fill-in:focus { outline: none; border-bottom-style: solid; background: #fff; }
.fill-in.is-right { color: var(--green); border-color: var(--green); background: var(--green-soft); }
.fill-in.is-wrong { color: var(--red); border-color: var(--red); background: var(--red-soft); }
.ex-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.order-line { min-height: 50px; border: 2px dashed var(--line-2); border-radius: 12px; padding: 8px; display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; background: #fff; }
.order-line.is-right { border-color: var(--green); background: var(--green-soft); }
.order-line.is-wrong { border-color: var(--red); }
.order-pool { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; min-height: 40px; }
.chip-w { border: 1.5px solid var(--line-2); background: #fff; border-radius: 10px; padding: 6px 12px; cursor: pointer; font-weight: 600; }
.chip-w:hover { border-color: var(--blue-2); }
.order-line .chip-w { background: var(--blue-soft); border-color: var(--blue-soft); color: var(--blue); }
.match-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.match-col { display: grid; gap: 8px; align-content: start; }
.match-col button { text-align: left; padding: 10px 12px; border-radius: 10px; border: 1.5px solid var(--line-2); background: #fff; cursor: pointer; font-weight: 600; min-height: 46px; }
.match-col button.is-sel { border-color: var(--blue); background: var(--blue-soft); }
.match-col button.is-done { border-color: var(--green); background: var(--green-soft); color: #0b5a31; cursor: default; }
.match-col button.is-err { animation: shake .35s; border-color: var(--red); }
@keyframes shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.ex-score { margin-top: 18px; padding: 14px 18px; border-radius: 12px; background: var(--gold-2); color: #4a3500; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.score-pill { background: var(--green-soft); color: #0b5a31; padding: 6px 14px; border-radius: 999px; font-weight: 800; font-size: .9rem; }

/* ---------- Bloco sobre / FAQ ---------- */
.about-band { background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 36px; }
.about-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 36px; align-items: center; }
.feature-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.feature-list li { display: flex; gap: 14px; align-items: flex-start; padding: 14px; border-radius: 14px; background: var(--bg); }
.feature-list li > .icon { width: 26px; height: 26px; color: var(--blue); margin-top: 2px; }
.feature-list strong { display: block; }
.feature-list span { color: var(--muted); font-size: .9rem; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 0 18px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 700; padding: 16px 0; list-style: none; display: flex; justify-content: space-between; gap: 10px; }
.faq summary::after { content: "+"; font-size: 1.3rem; color: var(--blue); line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq summary::-webkit-details-marker { display: none; }
.faq details p { color: var(--ink-2); }

/* ---------- Lição ---------- */
.licao-head { display: grid; grid-template-columns: 1fr 440px; gap: 40px; align-items: center; padding-top: 22px; padding-bottom: 20px; }
.licao-tags { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; margin-bottom: 14px; }
.licao-tags a.muted { text-decoration: none; }
.licao-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0 12px; }
.licao-fig { margin: 0; }
.licao-img, .licao-fig .ph, .tema-img, .tema-fig .ph { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 20px; box-shadow: var(--shadow-lg); }
.credit { display: block; font-size: .75rem; color: var(--muted); margin-top: 8px; text-align: right; }
.licao-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 48px; margin-top: 20px; }
.licao-aside { position: relative; }
.toc { position: sticky; top: 96px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.toc-title { font-weight: 800; font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gold-ink); margin-bottom: 8px; }
.toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; counter-reset: toc; }
.toc a { display: block; padding: 6px 10px; border-radius: 8px; color: var(--ink-2); text-decoration: none; font-size: .88rem; line-height: 1.35; border-left: 3px solid transparent; }
.toc a:hover { background: var(--bg); }
.toc a.is-active { border-left-color: var(--tc); background: var(--bg); color: var(--ink); font-weight: 700; }
.licao-body { max-width: 780px; }
.licao-body > section { margin-bottom: 44px; }
.prose p, .prose li { font-size: 1.04rem; }
.prose h2 { margin-top: 1.6em; }
.licao-body > section > h2:first-child { margin-top: 0; }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: .4em; }
.box { border-radius: var(--radius); padding: 18px 20px; margin: 20px 0; }
.box-title { font-weight: 800; display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.box-goals { background: var(--blue-soft); border: 1px solid #c9d8f8; }
.box-goals ul { margin: 0; padding-left: 1.2em; }
.box-tip { display: flex; gap: 12px; align-items: flex-start; background: #fff7e0; border: 1px solid var(--gold-2); }
.box-tip > .icon { color: var(--gold); width: 24px; height: 24px; margin-top: 2px; }
.box-tip p { margin: 0; }
.box-culture { background: linear-gradient(135deg, #fff, #f3f9f4); border: 1px solid #cfe7d8; border-left: 5px solid var(--green); }
.box-culture h2 { font-size: 1.25rem; display: flex; align-items: center; gap: 8px; color: #0b5a31; }
.box-culture p { margin: 0; }
.box-alert { display: flex; gap: 12px; background: var(--red-soft); border: 1px solid #f2c4c7; color: #7d1a21; }
.box-alert ul { margin: 0; padding-left: 1em; }
.examples { list-style: none; padding: 0; margin: 18px 0; display: grid; gap: 10px; }
.examples li { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--tc); border-radius: 12px; padding: 12px 16px; }
.ex-it { font-weight: 700; font-size: 1.06rem; display: flex; align-items: center; gap: 10px; justify-content: space-between; }
.ex-pt { color: var(--ink-2); margin-top: 2px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); margin: 16px 0; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--bg-2); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-2); }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:nth-child(even) td { background: #fffcf6; }
.td-it { font-weight: 700; color: var(--blue); }

.word-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 10px; }
.phrase-list { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.word { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 12px 44px 12px 14px; display: flex; flex-direction: column; gap: 2px; }
.word-main { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.word-it { font-weight: 700; color: var(--ink); font-size: 1.02rem; }
.word-cls { font-size: .7rem; font-weight: 700; color: var(--muted); background: var(--bg); border-radius: 6px; padding: 1px 6px; }
.word-sub { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; }
.word-pt { color: var(--ink-2); }
.word-uso { margin: 4px 0 0; font-size: .82rem; color: var(--muted); }
.word-src { font-size: .78rem; margin-top: 4px; text-decoration: none; }
.word .fav-item { position: absolute; top: 8px; right: 6px; }
.hide-pt .word-pt, .hide-pt .ex-pt { filter: blur(6px); cursor: pointer; transition: filter .2s; user-select: none; }
.hide-pt .word-pt.is-shown { filter: none; }

.mistakes { display: grid; gap: 12px; }
.mistake { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.mistake p:first-child { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 6px; font-weight: 700; }
.mistake p:last-child { margin: 0; color: var(--ink-2); }
.bad { color: var(--red); display: inline-flex; align-items: center; gap: 5px; }
.good { color: var(--green); display: inline-flex; align-items: center; gap: 5px; }

.exercises { background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 26px; }
.tabs { display: flex; gap: 6px; overflow-x: auto; border-bottom: 1px solid var(--line); margin-bottom: 18px; scrollbar-width: none; }
.tab { border: 0; background: transparent; padding: 10px 14px; font-weight: 700; color: var(--muted); border-bottom: 3px solid transparent; cursor: pointer; white-space: nowrap; }
.tab span { display: inline-grid; place-items: center; min-width: 22px; height: 20px; padding: 0 5px; border-radius: 99px; background: var(--bg-2); font-size: .72rem; margin-left: 4px; }
.tab[aria-selected="true"] { color: var(--blue); border-bottom-color: var(--blue); }
.tab.is-complete span { background: var(--green); color: #fff; }
.ex-next { display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; margin-top: 20px; }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 30px; }
.pager a { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); text-decoration: none; color: var(--ink); }
.pager a:hover { border-color: var(--blue-2); }
.pager span { display: inline-flex; align-items: center; gap: 4px; }
.pager-next { text-align: right; align-items: flex-end; }

/* ---------- Explorador ---------- */
.filters { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 20px; display: grid; gap: 16px; box-shadow: var(--shadow); margin-bottom: 18px; }
.filters-inline { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 14px; }
.filters-inline .filter-search { flex: 1 1 280px; }
.filters-inline select { width: auto; flex: 0 1 240px; }
.filter-search { display: flex; align-items: center; gap: 10px; border: 1.5px solid var(--line-2); border-radius: 999px; padding: 0 16px; background: #fff; color: var(--muted); }
.filter-search:focus-within { border-color: var(--blue-2); box-shadow: 0 0 0 3px var(--blue-soft); }
.filter-search input { flex: 1; border: 0; outline: 0; font: inherit; padding: 12px 0; background: transparent; color: var(--ink); min-width: 0; }
.filter-group { border: 0; padding: 0; margin: 0; min-width: 0; }
.filter-group legend, .legend { font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 8px; padding: 0; display: block; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.fchip input, .seg input { position: absolute; opacity: 0; pointer-events: none; }
.fchip span { display: inline-flex; align-items: center; gap: 6px; padding: 7px 13px; border-radius: 999px; border: 1.5px solid var(--line-2); background: #fff; cursor: pointer; font-size: .88rem; font-weight: 600; transition: all .15s; }
.fchip span .icon { color: var(--tc); }
.fchip em, .seg em { font-style: normal; font-size: .72rem; color: var(--muted); }
.fchip input:checked + span { background: var(--tc); border-color: var(--tc); color: #fff; }
.fchip input:checked + span .icon, .fchip input:checked + span em { color: #fff; }
.fchip input:focus-visible + span, .seg input:focus-visible + span { outline: 3px solid var(--cyan); outline-offset: 2px; }
.fchip-link { display: inline-block; padding: 7px 14px; border-radius: 999px; border: 1.5px solid var(--line-2); background: #fff; text-decoration: none; font-weight: 600; color: var(--ink); }
.filter-row { display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: flex-end; }
.seg { display: inline-flex; flex-wrap: wrap; gap: 4px; background: var(--bg); padding: 4px; border-radius: 14px; }
.seg label { position: relative; }
.seg span { display: inline-block; padding: 7px 13px; border-radius: 10px; cursor: pointer; font-size: .88rem; font-weight: 600; color: var(--ink-2); }
.seg input:checked + span { background: #fff; color: var(--blue); box-shadow: var(--shadow); }
.filter-sort select { width: auto; min-width: 200px; }
.filter-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.js .js-hide { display: none; }
.result-count { font-weight: 700; color: var(--ink-2); margin: 6px 0 16px; }
.empty { text-align: center; padding: 40px 20px; background: var(--surface); border: 1px dashed var(--line-2); border-radius: var(--radius); }
.empty p { margin: .4em 0; }
.empty .icon-xl { margin: 0 auto 6px; }

/* ---------- Temas ---------- */
.tema-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 22px; margin-top: 10px; }
.tema-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.tema-card-media { position: relative; display: block; aspect-ratio: 16 / 8; }
.tema-card-img, .tema-card-media .ph { width: 100%; height: 100%; object-fit: cover; }
.tema-card-media .tema-ico { position: absolute; left: 16px; bottom: -22px; background: #fff; box-shadow: var(--shadow); width: 50px; height: 50px; }
.tema-card-body { padding: 30px 22px 20px; display: flex; flex-direction: column; flex: 1; }
.tema-card-body h2 { font-size: 1.3rem; }
.tema-card-body h2 a { color: var(--ink); text-decoration: none; }
.tema-card-body > p { color: var(--muted); }
.mini-list { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 6px; }
.mini-list li { display: flex; justify-content: space-between; gap: 10px; align-items: center; font-size: .92rem; border-bottom: 1px dashed var(--line); padding-bottom: 6px; }
.mini-list a { text-decoration: none; color: var(--ink-2); }
.mini-list a:hover { color: var(--blue); }
.tema-card-foot { margin-top: auto; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.tema-hero { background: linear-gradient(180deg, color-mix(in srgb, var(--tc) 9%, var(--bg)), var(--bg)); border-bottom: 1px solid var(--line); }
.tema-hero-inner { display: grid; grid-template-columns: 1fr 440px; gap: 40px; align-items: center; padding-top: 26px; padding-bottom: 40px; }
.tema-hero .kicker { color: var(--tc); }
.tema-fig { margin: 0; }
.situacoes { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 22px; }
.situacoes ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px 26px; }
.situacoes li { display: flex; align-items: center; gap: 8px; font-weight: 600; }
.situacoes .icon { color: var(--green); }
.mini-search { font: inherit; padding: 7px 14px; border-radius: 999px; border: 1.5px solid var(--line-2); background: #fff; min-width: 0; width: 200px; }
.word-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.word-grid.phrase-list { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

/* ---------- Trilha ---------- */
.trilha-head { display: grid; grid-template-columns: 1fr 300px; gap: 30px; align-items: start; }
.trilha-summary .btn { margin-top: 6px; }
.trail { list-style: none; padding-top: 10px; padding-bottom: 10px; counter-reset: st; }
.trail-stage { background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 24px; margin-bottom: 22px; box-shadow: var(--shadow); }
.stage-head { display: grid; grid-template-columns: auto 1fr 170px; gap: 16px; align-items: center; margin-bottom: 14px; }
.stage-head h2 { margin: 0; font-size: 1.4rem; }
.stage-head p { margin: 0; }
.stage-n { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 16px; background: var(--blue); color: #fff; font-family: var(--serif); font-size: 1.5rem; font-weight: 700; }
.trail-stage.is-complete .stage-n { background: var(--green); }
.stage-prog { text-align: right; }
.stage-list { list-style: none; margin: 0; padding: 0 0 0 26px; border-left: 3px dotted var(--line-2); margin-left: 24px; display: grid; gap: 6px; }
.trail-item { position: relative; display: flex; align-items: center; gap: 12px; padding: 8px 12px 8px 22px; border-radius: 12px; }
.trail-item:hover { background: var(--bg); }
.trail-item a { flex: 1; display: flex; flex-direction: column; text-decoration: none; color: var(--ink); line-height: 1.35; min-width: 0; }
.trail-dot { position: absolute; left: -42px; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: #fff; border: 2px solid var(--line-2); font-size: .75rem; font-weight: 800; color: var(--muted); }
.trail-dot .icon { display: none; width: 16px; height: 16px; }
.trail-item.is-done .trail-dot { background: var(--green); border-color: var(--green); color: #fff; }
.trail-item.is-done .trail-dot .n { display: none; }
.trail-item.is-done .trail-dot .icon { display: block; }
.trail-item.is-next { background: var(--blue-soft); }
.trail-item.is-next .trail-dot { border-color: var(--blue); color: var(--blue); box-shadow: 0 0 0 4px rgba(31, 95, 214, .15); }
.stage-foot { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; padding-left: 50px; }

/* ---------- Praticar ---------- */
.builder-layout, .quiz-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 28px; align-items: start; margin-top: 10px; }
.builder { display: grid; gap: 22px; }
.builder .btn-lg { justify-self: start; }
.builder-aside, .quiz-aside { display: grid; gap: 18px; position: sticky; top: 96px; }
.link-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
.link-list a { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: 10px; text-decoration: none; color: var(--ink); font-weight: 600; font-size: .92rem; }
.link-list a:hover { background: var(--bg); }
.history { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; font-size: .9rem; }
.history li { display: flex; justify-content: space-between; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--line); }
.history li:last-child { border-bottom: 0; }
.history a { text-decoration: none; }
.history b { color: var(--green); white-space: nowrap; }
.quiz { display: grid; gap: 14px; }
.qitem { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; background: var(--surface); margin: 0; min-width: 0; }
.qitem.is-answered { border-color: #c9d8f8; }
.qitem legend { float: left; width: 100%; font-weight: 700; display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; padding: 0; }
.qitem legend + * { clear: both; }
.qopts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.qopt { position: relative; }
.qopt input { position: absolute; opacity: 0; }
.qopt span { display: block; padding: 11px 14px; border-radius: 12px; border: 1.5px solid var(--line-2); cursor: pointer; background: #fff; }
.qopt input:checked + span { border-color: var(--blue); background: var(--blue-soft); font-weight: 700; color: var(--blue); }
.qopt input:focus-visible + span { outline: 3px solid var(--cyan); outline-offset: 2px; }
.qfill { font-size: 1.08rem; font-weight: 600; margin-bottom: 6px; }
.quiz-submit { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 18px; border-radius: var(--radius); background: var(--bg-2); }
.quiz-submit p { margin: 0; }
.result-head { display: grid; grid-template-columns: 180px 1fr; gap: 34px; align-items: center; padding-top: 26px; }
.result-ring { width: 170px; height: 170px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--green) calc(var(--pct) * 1%), var(--bg-2) 0); position: relative; }
.result-ring::before { content: ""; position: absolute; inset: 16px; border-radius: 50%; background: var(--bg); }
.result-ring span { position: relative; font-family: var(--serif); font-size: 2.4rem; font-weight: 700; color: var(--ink); }
.inline-links { list-style: none; padding: 0; margin: 6px 0 0; display: flex; flex-wrap: wrap; gap: 6px 16px; }
.review { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.review-item { display: flex; gap: 14px; padding: 16px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.review-mark { flex: none; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; color: #fff; }
.is-ok .review-mark { background: var(--green); }
.is-bad .review-mark { background: var(--red); }
.is-bad { border-left: 4px solid var(--red); }
.is-ok { border-left: 4px solid var(--green); }
.review-body { min-width: 0; }
.review-body p { margin: 0 0 6px; }
.review-q { font-weight: 700; }
.review-ans { display: flex; flex-wrap: wrap; gap: 6px 18px; }

/* ---------- Sessão de estudo ---------- */
.session-form { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 14px; align-items: end; }
.session-form label { display: grid; gap: 4px; font-weight: 700; font-size: .85rem; }
.session-steps { list-style: none; display: flex; gap: 10px; flex-wrap: wrap; padding: 0; margin: 26px 0 0; }
.session-steps a { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px 8px 8px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink); font-weight: 700; }
.session-steps span { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--tc); color: #fff; font-size: .8rem; }
.session .section { margin: 34px 0; }
.session-next { margin: 30px 0 56px; }

/* ---------- Flashcards ---------- */
.fc-layout { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 28px; align-items: start; margin-top: 10px; }
.fc-source { display: grid; gap: 12px; position: sticky; top: 96px; }
.fc-source label { display: grid; gap: 4px; font-weight: 700; font-size: .85rem; }
.fc-source label.check { display: flex; align-items: center; gap: 8px; font-weight: 600; }
.fc { max-width: 620px; margin: 0 auto; }
.fc-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.fc-bar .meter { flex: 1; margin: 0; }
.fc-card { display: block; width: 100%; aspect-ratio: 16 / 10; border: 0; padding: 0; background: transparent; perspective: 1200px; cursor: pointer; position: relative; }
.fc-face { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; padding: 24px; border-radius: 24px; backface-visibility: hidden; -webkit-backface-visibility: hidden; transition: transform .5s cubic-bezier(.2, .7, .2, 1); box-shadow: var(--shadow-lg); text-align: center; }
.fc-front { background: var(--surface); border: 1px solid var(--line); }
.fc-front::before { content: ""; position: absolute; top: 0; left: 24px; right: 24px; height: 5px; border-radius: 0 0 5px 5px; background: linear-gradient(90deg, var(--green) 33%, #fff 33% 66%, var(--red) 66%); }
.fc-back { background: linear-gradient(135deg, var(--blue), var(--blue-2)); color: #fff; transform: rotateY(180deg); }
.fc-back .pron { color: rgba(255,255,255,.85); }
.fc-back .pron b { color: var(--gold-2); }
.fc-card.is-flipped .fc-front { transform: rotateY(-180deg); }
.fc-card.is-flipped .fc-back { transform: rotateY(0); }
.fc-word { font-family: var(--serif); font-size: clamp(1.6rem, 4.5vw, 2.4rem); font-weight: 600; line-height: 1.2; }
.fc-hint { position: absolute; bottom: 16px; font-size: .8rem; color: var(--muted); }
.fc-actions { display: grid; grid-template-columns: 1fr auto 1fr; gap: 10px; margin: 18px 0 10px; }
.fc-end { text-align: center; margin-top: 18px; }
.fc-end .icon-xl { margin: 0 auto; }
.fc-end .hero-ctas { justify-content: center; }

/* ---------- Glossário ---------- */
.letters { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 26px; }
.letters a { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); text-decoration: none; font-weight: 800; color: var(--ink); }
.letters a:hover { border-color: var(--blue-2); }
.letters a[aria-current] { background: var(--blue); color: #fff; border-color: var(--blue); }
.days-table .word-it { font-weight: 700; }
.days-table td { vertical-align: middle; }
.days-table .say { width: 28px; height: 28px; margin-left: 4px; }

/* ---------- Progresso ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-label { font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); }
.stat strong { font-family: var(--serif); font-size: 2.1rem; line-height: 1.15; color: var(--blue); }
.next-card { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 20px; border-left: 5px solid var(--gold); flex-wrap: wrap; }
.next-card p { margin: 0; }
.theme-bars { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 12px; }
.theme-bar { display: grid; grid-template-columns: 42px 1fr auto; gap: 12px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; text-decoration: none; color: var(--ink); }
.theme-bar .tema-ico { width: 40px; height: 40px; }
.theme-bar .meter > span { background: var(--tc); }
.theme-bar strong { font-size: .92rem; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.danger-zone { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; border-color: #f2c4c7; }
.danger-zone p { margin: 0; }

/* ---------- Formulário ---------- */
.form { display: grid; gap: 16px; }
.form label { display: grid; gap: 6px; font-weight: 700; font-size: .9rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
textarea.input { resize: vertical; }
.hp { position: absolute; left: -5000px; }

/* ---------- Mapa do site / 404 ---------- */
.sitemap-cols { columns: 3 260px; column-gap: 34px; margin-bottom: 60px; }
.sitemap-cols > div { break-inside: avoid; margin-bottom: 24px; }
.sitemap-cols h2 { font-size: 1.1rem; }
.sitemap-cols ul { padding-left: 1.1em; margin: 0; }
.sitemap-cols li { margin-bottom: 4px; font-size: .94rem; }
.notfound { padding-top: 50px; padding-bottom: 60px; }
.notfound .hero-search { margin: 20px auto; }
.notfound .big-num { font-size: 5rem; color: var(--gold); }

/* ---------- Rodapé ---------- */
.site-footer { margin-top: 70px; background: #11183a; color: rgba(255,255,255,.78); padding: 50px 0 20px; position: relative; }
.site-footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--green) 33.3%, #fff 33.3% 66.6%, var(--red) 66.6%); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; }
.footer-brand img { height: 34px; width: auto; background: #fff; border-radius: 8px; padding: 6px 10px; box-sizing: content-box; margin-bottom: 14px; }
.footer-brand p { font-size: .9rem; }
.site-footer h2 { color: #fff; font-family: var(--font); font-size: .82rem; font-weight: 800; text-transform: uppercase; letter-spacing: .09em; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 7px; }
.site-footer a { color: rgba(255,255,255,.78); text-decoration: none; font-size: .92rem; }
.site-footer a:hover { color: var(--gold-2); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 34px; padding-top: 18px; font-size: .82rem; color: rgba(255,255,255,.55); }

/* ---------- Toast, cookies e anúncios ---------- */
.toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 999px; z-index: 90; font-weight: 600; font-size: .92rem; box-shadow: var(--shadow-lg); max-width: calc(100% - 32px); text-align: center; }
.cookie { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 70; max-width: 640px; margin: 0 auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow-lg); display: flex; gap: 14px; align-items: center; }
.cookie p { margin: 0; font-size: .86rem; }
.ad-slot { max-width: var(--wrap); margin: 30px auto; padding: 0 20px; text-align: center; }
.ad-label { display: block; font-size: .7rem; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 4px; }

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width: 1100px) {
  .main-nav a { padding: 8px 9px; font-size: .9rem; }
  .steps { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 980px) {
  .main-nav { display: none; }
  .header-actions { margin-left: auto !important; }
  .licao-head, .tema-hero-inner { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .licao-fig, .tema-fig { order: -1; }
  .licao-layout { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .licao-aside { display: none; }
  .daily-grid { grid-template-columns: 1fr 1fr; }
  .resume-card { grid-column: 1 / -1; }
  .tool-band, .about-grid { grid-template-columns: 1fr; }
  .builder-layout, .quiz-layout, .fc-layout, .trilha-head { grid-template-columns: 1fr; }
  .builder-aside, .quiz-aside, .fc-source { position: static; }
  .quiz-aside { order: -1; }
  .quiz-aside .card { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 16px; padding: 14px 18px; }
  .quiz-aside .card p { margin: 0; }
  .quiz-aside .big-num { font-size: 1.6rem; }
  .quiz-aside .meter { flex: 1 1 120px; }
  .quiz-aside .small.muted { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .session-form { grid-template-columns: 1fr 1fr; }
  .session-form label:first-child { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  body { padding-bottom: 76px; font-size: 15.5px; }
  .wrap { padding: 0 16px; }
  .section { margin: 40px auto; }
  .header-inner { height: 60px; gap: 10px; }
  .brand img { height: 30px; }
  .hide-sm { display: none !important; }
  .tabbar { display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; background: rgba(255,255,255,.97); backdrop-filter: blur(10px); border-top: 1px solid var(--line); padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); }
  .tabbar a { display: flex; flex-direction: column; align-items: center; gap: 2px; font-size: .68rem; font-weight: 700; color: var(--muted); text-decoration: none; padding: 4px 0; }
  .tabbar .icon { width: 22px; height: 22px; }
  .tabbar a[aria-current] { color: var(--blue); }
  .tabbar .tab-main .icon { background: var(--blue); color: #fff; width: 40px; height: 40px; padding: 9px; border-radius: 50%; margin-top: -18px; box-shadow: 0 4px 12px rgba(11,63,193,.35); }
  .hero-inner { padding-top: 40px; padding-bottom: 36px; }
  .hero-search { padding-left: 14px; }
  .hero-search .btn { padding: 10px 14px; }
  .hero-stats { gap: 8px 20px; }
  .hero-stats strong { font-size: 1.3rem; }
  .daily-grid, .daily-big { grid-template-columns: 1fr; }
  .tema-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .tema-tile { padding: 14px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .tool-band, .about-band, .quiz-box, .exercises { padding: 20px; border-radius: 18px; }
  .ex-opts, .qopts { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .tema-list { grid-template-columns: 1fr; }
  .word-list, .phrase-list, .word-grid, .word-grid.phrase-list { grid-template-columns: 1fr; }
  .stage-head { grid-template-columns: auto 1fr; }
  .stage-prog { grid-column: 1 / -1; text-align: left; }
  .trail-stage { padding: 18px 14px; }
  .stage-list { margin-left: 14px; padding-left: 18px; }
  .trail-item { padding-left: 16px; flex-wrap: wrap; }
  .trail-dot { left: -34px; width: 28px; height: 28px; }
  .stage-foot { padding-left: 0; }
  .result-head { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .result-head .hero-ctas { justify-content: center; }
  .pager { grid-template-columns: 1fr; }
  .pager-next { text-align: left; align-items: flex-start; }
  .match-grid { gap: 8px; }
  .match-col button { font-size: .88rem; padding: 8px 10px; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat strong { font-size: 1.7rem; }
  .two-col, .form-row { grid-template-columns: 1fr; }
  .session-form { grid-template-columns: 1fr; }
  .filter-sort select, .filters-inline select { width: 100%; flex: 1 1 100%; }
  .filters { padding: 16px; }
  .cookie { flex-direction: column; align-items: stretch; bottom: 84px; }
  .toast { bottom: 90px; }
  .fc-card { aspect-ratio: 4 / 3; }
  .licao-actions .btn { flex: 1 1 auto; }
  .mini-search { width: 100%; }
  .section-head .head-tools { width: 100%; }
}
@media (max-width: 380px) {
  .tema-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}
@media print {
  .site-header, .tabbar, .site-footer, .licao-aside, .exercises, .ad-slot, .cookie, .tricolore, .say, .fav-item, .licao-actions { display: none !important; }
  body { background: #fff; }
}