/* ── Reset & base ───────────────────────────────────────────────────────────── */

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

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

:root {
  --bg:         #0e0e0e;
  --surface:    #1a1a1a;
  --surface-2:  #222222;
  --surface-3:  #2c2c2c;
  --border:     rgba(255,255,255,0.07);
  --border-2:   rgba(255,255,255,0.13);

  --text:       #f0f0f0;
  --text-2:     #999999;
  --text-3:     #555555;

  --accent:        #f97316;
  --accent-dim:    rgba(249,115,22,0.10);
  --accent-glow:   rgba(249,115,22,0.25);
  --accent-border: rgba(249,115,22,0.35);

  --green:      #22c55e;
  --green-dim:  rgba(34,197,94,0.10);
  --blue:       #3b82f6;
  --blue-dim:   rgba(59,130,246,0.10);
  --purple:     #a855f7;
  --purple-dim: rgba(168,85,247,0.10);

  --radius:     8px;
  --radius-lg:  14px;
  --radius-xl:  20px;

  --font: 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

body {
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

a   { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── Nav ────────────────────────────────────────────────────────────────────── */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 40px;
  background: rgba(14,14,14,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-logo  { width: 32px; height: 32px; }

.nav-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.nav-actions { display: flex; align-items: center; gap: 10px; }

.btn-ghost {
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  transition: color 120ms;
}
.btn-ghost:hover { color: var(--text); }

.btn-primary {
  padding: 9px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  transition: opacity 120ms, transform 80ms;
  display: inline-block;
}
.btn-primary:hover  { opacity: 0.88; }
.btn-primary:active { transform: scale(0.97); }

/* ── Hero ───────────────────────────────────────────────────────────────────── */

.hero {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 56px;
  padding: 72px 48px 64px;
  max-width: 1100px;
  margin: 0 auto;
  overflow: hidden;
}

.hero-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  flex: 1;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(249,115,22,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--accent-border);
  background: var(--accent-dim);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.08;
  color: var(--text);
  max-width: 720px;
  margin-bottom: 18px;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: 0.95rem;
  color: var(--text-2);
  max-width: 480px;
  margin-bottom: 32px;
  line-height: 1.65;
}

/* ── Hero stats ─────────────────────────────────────────────────────────────── */

.hero-stats {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 28px;
  gap: 4px;
  cursor: default;
  user-select: none;
}

.hero-stat-num {
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--accent);
  line-height: 1;
}

.hero-stat-label {
  font-size: 11px;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.hero-stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── Hero pills ─────────────────────────────────────────────────────────────── */

.hero-pills {
  display: grid;
  grid-template-columns: repeat(3, auto);
  justify-content: start;
  gap: 8px;
  margin-top: 20px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 13px;
  border-radius: 999px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  cursor: default;
  user-select: none;
}


/* ── Hero mascote ───────────────────────────────────────────────────────────── */

.hero-mascot {
  width: clamp(180px, 18vw, 260px);
  flex-shrink: 0;
  filter: drop-shadow(0 16px 48px rgba(249,115,22,0.2));
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

/* ── Barra de progresso ─────────────────────────────────────────────────────── */

.progress-bar-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.progress-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 40px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: nowrap;
}

.prog-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: default;
  user-select: none;
  flex-shrink: 0;
}

.prog-stat-icon { font-size: 15px; }

.prog-stat-val {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.prog-stat-label {
  font-size: 11px;
  color: var(--text-3);
}

.prog-xp-wrap {
  flex: 1;
  min-width: 200px;
}

.prog-xp-bar {
  height: 6px;
  border-radius: 999px;
  background: var(--surface-3);
  overflow: hidden;
}

.prog-xp-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--accent);
  transition: width 700ms ease;
}

.btn-treinar { flex-shrink: 0; white-space: nowrap; }

/* ── Features ───────────────────────────────────────────────────────────────── */

.features-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
}

.feature-card {
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface-3);
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: default;
}

.feature-icon { font-size: 26px; }

.feature-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.feature-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.65;
}

/* ── Como funciona ───────────────────────────────────────────────────────────── */

.howto-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
}

.step-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: default;
}

.step-num {
  font-size: 11px;
  font-weight: 800;
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: 0.1em;
}

.step-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.step-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.65;
}

/* ── Seção comum (modulos.html) ─────────────────────────────────────────────── */

section { padding: 72px 24px; }

.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 14px;
}

.section-sub {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.65;
  max-width: 480px;
}

.section-header {
  max-width: 1100px;
  margin: 0 auto 52px;
}

/* ── Módulos grid ────────────────────────────────────────────────────────────── */

.modules-section { background: var(--bg); }

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.module-card {
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 28px;
  overflow: hidden;
  transition: border-color 200ms, transform 200ms;
  display: flex;
  flex-direction: column;
}

.module-card:not(.card-soon):hover {
  border-color: var(--accent-border);
  transform: translateY(-3px);
}

.module-card.card-maiores { --card-color: var(--accent); }
.module-card.card-menores { --card-color: var(--blue); }

.module-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.module-vol {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
}

.card-maiores .module-vol {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent-border);
}
.card-menores .module-vol {
  background: var(--blue-dim);
  color: var(--blue);
  border: 1px solid rgba(59,130,246,0.35);
}

.difficulty-badge {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-2);
  color: var(--text-3);
}

.module-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 8px;
}

.module-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 24px;
}

.module-cadencias {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  flex: 1;
}

.cadencia-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius);
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.cadencia-icon { font-size: 14px; flex-shrink: 0; }
.cadencia-info { flex: 1; min-width: 0; }

.cadencia-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
}

.cadencia-formula {
  font-size: 10px;
  color: var(--text-3);
  font-family: var(--mono);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cadencia-keys {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-3);
  flex-shrink: 0;
}

.module-cta {
  display: block;
  width: 100%;
  padding: 12px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
  text-align: center;
  transition: opacity 120ms, transform 80ms;
}
.card-maiores .module-cta { background: var(--accent); color: #fff; }
.card-menores .module-cta { background: var(--blue);   color: #fff; }
.module-cta:hover  { opacity: 0.85; }
.module-cta:active { transform: scale(0.98); }

/* ── Card Em Breve ───────────────────────────────────────────────────────────── */

.card-soon { opacity: 0.55; pointer-events: none; }

.vol-soon {
  background: rgba(255,255,255,0.04);
  color: var(--text-3);
  border: 1px solid var(--border);
}

.badge-beginner {
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid rgba(34,197,94,0.3);
}

.soon-placeholder {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--surface-2);
  border: 1px dashed var(--border-2);
  color: var(--text-3);
  font-size: 13px;
  font-weight: 500;
}
.soon-placeholder span:first-child { font-size: 26px; }

/* ── Gamificação ─────────────────────────────────────────────────────────────── */

.gamification-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.levels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
  max-width: 1100px;
  margin: 0 auto 32px;
}

.level-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 18px 12px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface-2);
  text-align: center;
}

.level-card.level-done    { border-color: var(--accent-border); background: var(--accent-dim); }
.level-card.level-current { border-color: var(--accent); background: var(--accent-dim); box-shadow: 0 0 18px var(--accent-glow); }

.level-icon { font-size: 22px; }
.level-name { font-size: 12px; font-weight: 700; color: var(--text); }
.level-xp   { font-size: 11px; font-family: var(--mono); color: var(--text-3); }

.level-card.level-current .level-name,
.level-card.level-done    .level-name { color: var(--accent); }

.xp-rules {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  max-width: 1100px;
  margin: 0 auto;
}

.xp-rule {
  flex: 1;
  min-width: 180px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius);
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.xp-rule-val  { font-size: 15px; font-weight: 800; color: var(--accent); white-space: nowrap; }
.xp-rule-desc { font-size: 13px; color: var(--text-2); }

/* ── Footer ─────────────────────────────────────────────────────────────────── */

.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 24px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-brand { display: flex; align-items: center; gap: 8px; }
.footer-logo  { width: 22px; height: 22px; opacity: 0.5; }
.footer-name  { font-size: 13px; font-weight: 600; color: var(--text-3); }
.footer-copy  { font-size: 12px; color: var(--text-3); }

/* ── Responsive ─────────────────────────────────────────────────────────────── */

@media (max-width: 640px) {
  .nav            { padding: 12px 20px; }
  .hero           { flex-direction: column; align-items: center; text-align: center; padding: 56px 20px 40px; gap: 32px; }
  .hero-body      { align-items: center; }
  .hero-mascot    { width: 160px; }
  .hero-stats     { flex-wrap: wrap; }
  .hero-stat      { min-width: 40%; }
  .progress-inner { padding: 24px 20px; flex-direction: column; align-items: flex-start; gap: 24px; }
  .progress-stats { gap: 20px; }
  section         { padding: 52px 20px; }
  .footer         { padding: 20px; flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .modules-grid  { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .steps-grid    { grid-template-columns: 1fr; }
}