/* ==========================================================
   Área de membros — tema minimalista preto e branco
   ========================================================== */
:root {
  --bg: #000;
  --surface: #0a0a0a;
  --surface-2: #111;
  --surface-3: #181818;
  --line: #1f1f1f;
  --line-2: #2c2c2c;
  --text: #fafafa;
  --text-2: #b4b4b4;
  --muted: #6e6e6e;
  --invert: #000;
  --radius: 14px;
  --radius-sm: 9px;
  --sidebar: 248px;
  --topbar: 64px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Consolas, monospace;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 15px/1.55 var(--font);
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.005em;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.025em; line-height: 1.15; }
h1 { font-size: clamp(26px, 3.4vw, 40px); }
h2 { font-size: 20px; }
h3 { font-size: 16px; }
p { margin: 0; }
hr { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }
::selection { background: #fff; color: #000; }
.icon { flex-shrink: 0; }

.eyebrow {
  font: 500 11px/1 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.muted { color: var(--muted); }
.text-2 { color: var(--text-2); }
.small { font-size: 13px; }
.mono { font-family: var(--mono); }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
.stack > * + * { margin-top: 16px; }
.row { display: flex; align-items: center; gap: 12px; }
.row.wrap { flex-wrap: wrap; }
.spread { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }

/* ---------- Imagens em P&B ---------- */
body.bw .media img, body.bw .cover img { filter: grayscale(1) contrast(1.05); transition: filter .5s var(--ease); }
body.bw .card:hover .cover img, body.bw .hero:hover .media img { filter: grayscale(.2); }

/* ==========================================================
   Estrutura
   ========================================================== */
.shell { display: flex; min-height: 100vh; }

.sidebar {
  position: fixed; inset: 0 auto 0 0; width: var(--sidebar);
  background: var(--bg);
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  padding: 22px 14px 18px;
  z-index: 40;
  transition: transform .3s var(--ease);
}
.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 0 10px 22px;
  font: 700 17px/1 var(--font); letter-spacing: -0.02em; text-transform: uppercase;
}
.brand-mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--text); color: var(--invert);
  display: grid; place-items: center;
  font: 800 13px/1 var(--font);
}
.brand small { display: block; margin-top: 4px; font: 500 10px/1 var(--mono); letter-spacing: .12em; color: var(--muted); }

.nav { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 2px; margin: 0 -4px; padding: 0 4px; }
.nav-label { padding: 18px 12px 8px; }
.nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: var(--radius-sm);
  color: var(--text-2); font-weight: 500; font-size: 14px;
  transition: background .2s, color .2s;
}
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a.active { background: var(--text); color: var(--invert); }
.nav a .badge { margin-left: auto; }

.side-card {
  margin-top: 14px; padding: 14px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface);
}
.side-card .rank-line { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.rank-icon {
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--line-2);
  display: grid; place-items: center;
  font-size: 12px; letter-spacing: -2px; flex-shrink: 0;
}

.main { flex: 1; margin-left: var(--sidebar); min-width: 0; display: flex; flex-direction: column; }

.topbar {
  position: sticky; top: 0; z-index: 30;
  height: var(--topbar);
  display: flex; align-items: center; gap: 14px;
  padding: 0 32px;
  background: rgba(0, 0, 0, .82);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar .menu-btn { display: none; }
.search {
  flex: 1; max-width: 460px;
  display: flex; align-items: center; gap: 10px;
  height: 40px; padding: 0 14px;
  background: var(--surface-2); border: 1px solid var(--line); border-radius: 999px;
  color: var(--muted);
  transition: border-color .2s;
}
.search:focus-within { border-color: var(--line-2); color: var(--text); }
.search input { flex: 1; min-width: 0; background: none; border: 0; outline: 0; color: var(--text); font: inherit; }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  height: 36px; padding: 0 14px;
  border: 1px solid var(--line); border-radius: 999px;
  font: 500 12px/1 var(--mono); color: var(--text-2);
  white-space: nowrap;
}
.pill .mini-bar { width: 46px; height: 3px; background: var(--line-2); border-radius: 3px; overflow: hidden; }
.pill .mini-bar i { display: block; height: 100%; background: var(--text); }

.avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--text); color: var(--invert);
  display: grid; place-items: center;
  font-weight: 700; font-size: 14px; text-transform: uppercase;
  border: 0; cursor: pointer; flex-shrink: 0;
}
.avatar.lg { width: 72px; height: 72px; font-size: 28px; }
.dropdown { position: relative; }
.dropdown-menu {
  position: absolute; right: 0; top: calc(100% + 10px);
  min-width: 230px; padding: 6px;
  background: var(--surface-2); border: 1px solid var(--line-2); border-radius: var(--radius);
  box-shadow: 0 20px 50px rgba(0, 0, 0, .6);
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: .18s var(--ease);
}
.dropdown.open .dropdown-menu { opacity: 1; visibility: visible; transform: none; }
.dropdown-menu .who { padding: 10px 12px 12px; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.dropdown-menu a, .dropdown-menu button {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 9px 12px; border-radius: 8px;
  background: none; border: 0; color: var(--text-2); font: 500 14px var(--font); cursor: pointer; text-align: left;
}
.dropdown-menu a:hover, .dropdown-menu button:hover { background: var(--surface-3); color: var(--text); }

.content { padding: 32px; width: 100%; max-width: 1440px; margin: 0 auto; flex: 1; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 28px; }
.page-head .eyebrow { margin-bottom: 10px; display: block; }
.page-head p { color: var(--text-2); margin-top: 8px; max-width: 620px; }

.footer { padding: 24px 32px 32px; color: var(--muted); font-size: 12px; border-top: 1px solid var(--line); }

.backdrop { display: none; }

/* ==========================================================
   Componentes
   ========================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 42px; padding: 0 18px;
  border-radius: 999px; border: 1px solid var(--text);
  background: var(--text); color: var(--invert);
  font: 600 14px/1 var(--font); letter-spacing: -0.01em;
  cursor: pointer; white-space: nowrap;
  transition: transform .15s var(--ease), background .2s, color .2s, border-color .2s, opacity .2s;
}
.btn:hover { opacity: .88; }
.btn:active { transform: scale(.98); }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--line-2); }
.btn.ghost:hover { border-color: var(--text); opacity: 1; }
.btn.subtle { background: var(--surface-2); color: var(--text); border-color: var(--line); }
.btn.subtle:hover { background: var(--surface-3); opacity: 1; }
.btn.danger { background: transparent; color: #ff6b6b; border-color: #3a1d1d; }
.btn.danger:hover { border-color: #ff6b6b; opacity: 1; }
.btn.sm { height: 34px; padding: 0 13px; font-size: 13px; }
.btn.xs { height: 28px; padding: 0 10px; font-size: 12px; }
.btn.icon-only { width: 34px; padding: 0; }
.btn.xs.icon-only { width: 28px; }
.btn.block { width: 100%; }
.btn.lg { height: 50px; padding: 0 26px; font-size: 15px; }
.btn[disabled] { opacity: .4; pointer-events: none; }
.inline { display: inline; margin: 0; }

.badge {
  display: inline-flex; align-items: center; gap: 5px;
  height: 22px; padding: 0 9px;
  border-radius: 999px; border: 1px solid var(--line-2);
  font: 500 10.5px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase;
  color: var(--text-2); white-space: nowrap;
}
.badge.solid { background: var(--text); color: var(--invert); border-color: var(--text); }
.badge.dim { color: var(--muted); border-color: var(--line); }

.panel {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px;
}
.panel.tight { padding: 0; overflow: hidden; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.panel + .panel { margin-top: 20px; }

.progress { height: 4px; background: var(--line-2); border-radius: 4px; overflow: hidden; }
.progress > i { display: block; height: 100%; background: var(--text); border-radius: 4px; transition: width .6s var(--ease); }
.progress.lg { height: 8px; }
.progress-meta { display: flex; justify-content: space-between; margin-top: 8px; font: 500 11.5px/1 var(--mono); color: var(--muted); }

.flash-list { display: grid; gap: 10px; margin-bottom: 22px; }
.flash {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--line-2); background: var(--surface-2);
  font-size: 14px;
}
.flash::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--text); flex-shrink: 0; }
.flash.error { border-color: #3a1d1d; color: #ffb4b4; }
.flash.error::before { background: #ff6b6b; }

.empty {
  padding: 48px 24px; text-align: center; color: var(--muted);
  border: 1px dashed var(--line-2); border-radius: var(--radius);
}
.empty .icon { margin: 0 auto 12px; opacity: .6; }

/* ---------- Seções e trilhos ---------- */
.section { margin-top: 44px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.section-head h2 { display: flex; align-items: center; gap: 10px; }
.section-head .count { font: 500 12px var(--mono); color: var(--muted); }
.section-head a.more { font-size: 13px; color: var(--text-2); display: inline-flex; align-items: center; gap: 4px; }
.section-head a.more:hover { color: var(--text); }

.rail {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(260px, 300px);
  gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory;
  padding-bottom: 8px; margin: 0 -32px; padding-left: 32px; padding-right: 32px;
  scrollbar-width: thin; scrollbar-color: var(--line-2) transparent;
}
.rail > * { scroll-snap-align: start; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }

/* ---------- Card de curso ---------- */
.card {
  position: relative; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .25s, transform .25s var(--ease);
}
.card:hover { border-color: var(--line-2); transform: translateY(-3px); }
.cover { position: relative; aspect-ratio: 16 / 9; background: var(--surface-3); overflow: hidden; }
.cover img { width: 100%; height: 100%; object-fit: cover; }
.cover.square { aspect-ratio: 1 / 1; }
.cover-fallback {
  position: absolute; inset: 0;
  display: flex; align-items: flex-end; padding: 18px;
  background:
    radial-gradient(120% 90% at 100% 0%, #262626 0%, transparent 60%),
    linear-gradient(135deg, #141414, #050505);
  font-weight: 700; font-size: 20px; letter-spacing: -0.03em; line-height: 1.1;
}
.cover-fallback::after {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 28px 28px; opacity: .35;
  mask-image: linear-gradient(to bottom, #000, transparent);
}
.cover .tags { position: absolute; top: 12px; left: 12px; display: flex; gap: 6px; z-index: 2; }
.cover .tags .badge { background: rgba(0, 0, 0, .7); backdrop-filter: blur(6px); }
.cover .tags .badge.solid { background: var(--text); }
.card.locked .cover::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top, rgba(0, 0, 0, .75), rgba(0, 0, 0, .2));
}
.lock-badge {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(0, 0, 0, .7); border: 1px solid var(--line-2);
  display: grid; place-items: center; backdrop-filter: blur(6px);
}
.play-badge {
  position: absolute; right: 14px; bottom: 14px; z-index: 2;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--text); color: var(--invert);
  display: grid; place-items: center;
  opacity: 0; transform: translateY(6px); transition: .25s var(--ease);
}
.card:hover .play-badge { opacity: 1; transform: none; }
.card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body h3 { font-size: 15.5px; }
.card-body p { color: var(--muted); font-size: 13px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-foot { margin-top: auto; padding-top: 10px; }
.price { font-weight: 700; font-size: 17px; letter-spacing: -0.02em; }
.price s { font-weight: 400; font-size: 13px; color: var(--muted); margin-right: 6px; }

/* ---------- Hero / continue ---------- */
.hero {
  position: relative; display: grid; grid-template-columns: 1.1fr 1fr; gap: 0;
  border: 1px solid var(--line); border-radius: calc(var(--radius) + 6px);
  background: var(--surface); overflow: hidden; min-height: 300px;
}
.hero-text { padding: 40px; display: flex; flex-direction: column; justify-content: center; gap: 16px; position: relative; z-index: 1; }
.hero-text h1 { max-width: 15ch; }
.hero-text p { color: var(--text-2); max-width: 46ch; }
.hero .media { position: relative; min-height: 240px; }
.hero .media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero .media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, var(--surface) 0%, transparent 40%); }
.hero .media .cover-fallback { font-size: 28px; }
.hero-progress { max-width: 360px; }

.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; }
.stat {
  padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
}
.stat .value { font-size: 28px; font-weight: 700; letter-spacing: -0.04em; margin-top: 10px; line-height: 1; }
.stat .value small { font-size: 13px; font-weight: 500; color: var(--muted); letter-spacing: 0; margin-left: 4px; }

/* ---------- Filtros ---------- */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.tabs a {
  height: 34px; padding: 0 14px; display: inline-flex; align-items: center;
  border: 1px solid var(--line); border-radius: 999px;
  font-size: 13px; font-weight: 500; color: var(--text-2);
}
.tabs a:hover { border-color: var(--line-2); color: var(--text); }
.tabs a.active { background: var(--text); color: var(--invert); border-color: var(--text); }

/* ---------- Página do curso ---------- */
.course-hero { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 28px; align-items: start; }
.course-hero .cover { border-radius: var(--radius); border: 1px solid var(--line); }
.sticky { position: sticky; top: calc(var(--topbar) + 24px); }
.prose { color: var(--text-2); white-space: normal; }
.prose a { text-decoration: underline; text-underline-offset: 3px; color: var(--text); }

.module { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.module + .module { margin-top: 12px; }
.module > summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; gap: 14px; padding: 18px 20px;
}
.module > summary::-webkit-details-marker { display: none; }
.module > summary .chev { margin-left: auto; transition: transform .2s; color: var(--muted); }
.module[open] > summary .chev { transform: rotate(180deg); }
.module-num {
  width: 34px; height: 34px; border-radius: 10px; flex-shrink: 0;
  border: 1px solid var(--line-2); display: grid; place-items: center;
  font: 600 12px var(--mono);
}
.lesson-list { border-top: 1px solid var(--line); }
.lesson-item {
  display: flex; align-items: center; gap: 14px; padding: 13px 20px;
  border-bottom: 1px solid var(--line); font-size: 14px; color: var(--text-2);
  transition: background .15s;
}
.lesson-item:last-child { border-bottom: 0; }
.lesson-item:hover { background: var(--surface-2); color: var(--text); }
.lesson-item.current { background: var(--surface-3); color: var(--text); }
.lesson-item .state {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0;
  border: 1.5px solid var(--line-2); display: grid; place-items: center;
}
.lesson-item.done .state { background: var(--text); color: var(--invert); border-color: var(--text); }
.lesson-item .meta { margin-left: auto; font: 500 11.5px var(--mono); color: var(--muted); white-space: nowrap; }
.lesson-item.locked { pointer-events: none; opacity: .55; }

/* ---------- Página da aula ---------- */
.lesson-layout { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 24px; align-items: start; }
.player {
  position: relative; aspect-ratio: 16 / 9; background: #050505;
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
}
.player iframe, .player video, .player > div { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.player .html-embed iframe { position: absolute; inset: 0; width: 100% !important; height: 100% !important; }
.player-empty { display: grid; place-items: center; color: var(--muted); text-align: center; gap: 10px; }
.lesson-bar { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin: 22px 0; }
.complete-btn.is-done { background: transparent; color: var(--text); border-color: var(--line-2); }
.downloads { display: grid; gap: 10px; }
.download {
  display: flex; align-items: center; gap: 14px; padding: 14px 16px;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface-2);
  transition: border-color .2s;
}
.download:hover { border-color: var(--text); }
.download .ic { width: 38px; height: 38px; border-radius: 10px; background: var(--surface-3); display: grid; place-items: center; flex-shrink: 0; }
.lesson-side { max-height: calc(100vh - var(--topbar) - 48px); overflow: hidden; display: flex; flex-direction: column; }
.lesson-side .scroll { overflow-y: auto; flex: 1; }
.lesson-side .module { border-radius: 0; border: 0; border-top: 1px solid var(--line); }
.lesson-side .module > summary { padding: 14px 18px; }
.lesson-side .lesson-item { padding: 11px 18px; font-size: 13.5px; }

/* ---------- Loja ---------- */
.product-card .cover { aspect-ratio: 4 / 3; }
.offer-strip {
  display: flex; align-items: center; gap: 8px; padding: 8px 18px;
  background: var(--text); color: var(--invert);
  font: 600 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase;
}
.countdown { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.vip-card { border-color: var(--line-2); background: linear-gradient(180deg, #121212, #070707); }
.vip-card .crown { width: 44px; height: 44px; border-radius: 12px; background: var(--text); color: var(--invert); display: grid; place-items: center; }
.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; color: var(--text-2); font-size: 14px; }
.check-list li .icon { margin-top: 2px; color: var(--text); }

/* ---------- Patentes ---------- */
.rank-hero {
  display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center;
}
.insignia {
  width: 110px; height: 110px; border-radius: 50%;
  border: 1px solid var(--line-2);
  background: radial-gradient(circle at 50% 30%, #222, #050505 70%);
  display: grid; place-items: center;
  font-size: 30px; letter-spacing: -4px;
  box-shadow: inset 0 0 0 8px #0a0a0a, inset 0 0 0 9px var(--line-2);
}
.ladder { display: grid; gap: 8px; }
.ladder-item {
  display: flex; align-items: center; gap: 14px; padding: 12px 14px;
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  color: var(--muted);
}
.ladder-item.reached { color: var(--text); border-color: var(--line-2); }
.ladder-item.current { background: var(--text); color: var(--invert); border-color: var(--text); }
.ladder-item.current .rank-icon { border-color: rgba(0, 0, 0, .25); }
.ladder-item .pts { margin-left: auto; font: 500 12px var(--mono); }

/* ==========================================================
   Formulários
   ========================================================== */
.form { display: grid; gap: 18px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
.field { display: grid; gap: 7px; }
.field > label, .label { font-size: 13px; font-weight: 500; color: var(--text-2); }
.hint { font-size: 12px; color: var(--muted); }
.input, .select, .textarea {
  width: 100%; height: 44px; padding: 0 14px;
  background: var(--surface-2); color: var(--text);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  font: inherit; outline: none;
  transition: border-color .2s, background .2s;
}
.textarea { height: auto; min-height: 120px; padding: 12px 14px; resize: vertical; line-height: 1.5; }
.textarea.code { font-family: var(--mono); font-size: 12.5px; min-height: 90px; }
.input:focus, .select:focus, .textarea:focus { border-color: var(--text); background: var(--surface-3); }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.input[type=file] { padding: 9px 12px; height: auto; color: var(--text-2); }
.input[type=file]::file-selector-button {
  margin-right: 12px; height: 28px; padding: 0 12px; border-radius: 999px;
  border: 1px solid var(--line-2); background: var(--surface-3); color: var(--text); font: 500 12px var(--font); cursor: pointer;
}
.check { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; font-size: 14px; color: var(--text-2); }
.check input { appearance: none; width: 18px; height: 18px; flex-shrink: 0; margin: 1px 0 0; border: 1.5px solid var(--line-2); border-radius: 5px; background: var(--surface-2); cursor: pointer; display: grid; place-items: center; }
.check input:checked { background: var(--text); border-color: var(--text); }
.check input:checked::after { content: ''; width: 9px; height: 5px; border: 2px solid #000; border-top: 0; border-right: 0; transform: rotate(-45deg) translate(1px, -1px); }
.check strong { color: var(--text); font-weight: 500; display: block; }
.choice-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; }
.choice span {
  display: flex; flex-direction: column; gap: 4px; padding: 13px 14px; height: 100%;
  border: 1px solid var(--line); border-radius: var(--radius-sm); cursor: pointer;
  font-size: 13.5px; font-weight: 500; transition: .15s;
}
.choice span small { color: var(--muted); font-weight: 400; font-size: 12px; }
.choice input:checked + span { border-color: var(--text); background: var(--surface-3); box-shadow: inset 0 0 0 1px var(--text); }
.thumb { width: 100%; max-width: 280px; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--line); }
.form-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
[data-show] { display: none; }
[data-show].visible { display: grid; }

/* ---------- Tabelas ---------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left; padding: 12px 18px; white-space: nowrap;
  font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
  border-bottom: 1px solid var(--line); background: var(--surface);
}
.table td { padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr:hover td { background: var(--surface-2); }
.table .actions { display: flex; gap: 6px; justify-content: flex-end; }
.table .thumb-sm { width: 64px; aspect-ratio: 16 / 9; border-radius: 6px; object-fit: cover; background: var(--surface-3); border: 1px solid var(--line); }

/* ---------- Admin: currículo ---------- */
.admin-module { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.admin-module + .admin-module { margin-top: 14px; }
.admin-module-head { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.admin-lesson { display: flex; align-items: center; gap: 12px; padding: 11px 16px; border-bottom: 1px solid var(--line); font-size: 14px; }
.admin-lesson:last-child { border-bottom: 0; }
.admin-lesson .grow a:hover { text-decoration: underline; }
.module-edit { display: none; padding: 16px; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.module-edit.open { display: block; }
.code-box { font: 500 13px var(--mono); padding: 14px; border: 1px dashed var(--line-2); border-radius: var(--radius-sm); background: var(--surface-2); white-space: pre-wrap; word-break: break-all; }

/* ==========================================================
   Autenticação
   ========================================================== */
.auth {
  min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr;
}
.auth-side {
  position: relative; overflow: hidden;
  border-right: 1px solid var(--line);
  padding: 40px 48px; display: flex; flex-direction: column; justify-content: space-between;
  background: radial-gradient(90% 70% at 0% 100%, #1a1a1a 0%, transparent 60%), #000;
}
.auth-side::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(70% 60% at 30% 40%, #000, transparent);
  opacity: .7;
}
.auth-side > * { position: relative; }
.auth-side h1 { font-size: clamp(34px, 4.4vw, 58px); max-width: 12ch; letter-spacing: -0.045em; }
.auth-side .eyebrow { display: block; margin-bottom: 22px; }
.auth-main { display: grid; place-items: center; padding: 40px 24px; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card h2 { font-size: 26px; margin-bottom: 6px; }
.auth-card .sub { color: var(--muted); margin-bottom: 28px; }
.auth-foot { margin-top: 22px; text-align: center; color: var(--muted); font-size: 14px; }
.auth-foot a { color: var(--text); font-weight: 500; text-decoration: underline; text-underline-offset: 3px; }
.auth-points { display: grid; gap: 14px; color: var(--text-2); font-size: 14px; }
.auth-points div { display: flex; align-items: center; gap: 12px; }
.auth-points .icon { color: var(--text); }

/* ==========================================================
   Responsivo
   ========================================================== */
@media (max-width: 1180px) {
  .lesson-layout, .course-hero { grid-template-columns: 1fr; }
  .lesson-side { max-height: none; }
  .sticky { position: static; }
}
@media (max-width: 960px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: none; box-shadow: 20px 0 60px rgba(0, 0, 0, .7); }
  .backdrop.open { display: block; position: fixed; inset: 0; background: rgba(0, 0, 0, .6); z-index: 35; }
  .main { margin-left: 0; }
  .topbar .menu-btn { display: inline-flex; }
  .hero { grid-template-columns: 1fr; }
  .hero .media { order: -1; min-height: 200px; aspect-ratio: 16 / 9; }
  .hero .media::after { background: linear-gradient(0deg, var(--surface) 0%, transparent 50%); }
  .auth { grid-template-columns: 1fr; }
  .auth-side { display: none; }
}
@media (max-width: 640px) {
  .topbar { padding: 0 16px; gap: 10px; }
  .content { padding: 20px 16px; }
  .rail { margin: 0 -16px; padding-left: 16px; padding-right: 16px; grid-auto-columns: 78%; }
  .hero-text { padding: 24px; }
  .form-grid { grid-template-columns: 1fr; }
  .pill.progress-pill { display: none; }
  .panel { padding: 18px; }
  .rank-hero { grid-template-columns: 1fr; justify-items: start; }
  .footer { padding: 20px 16px; }
  .table th, .table td { padding: 12px; }
}

/* ---------- Pagamento ---------- */
.spinner { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--line-2); border-top-color: var(--text); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }