:root {
  --btbh-bg: #07090d;
  --btbh-surface: #0d1118;
  --btbh-line: rgba(255,255,255,.09);
  --btbh-text: #f6f7f9;
  --btbh-muted: #9ca7b7;
  --btbh-accent: #f5b83b;
  --btbh-accent-2: #ff7b4b;
  --btbh-success: #52d39a;
  --btbh-max: 1180px;
  --btbh-shadow: 0 24px 70px rgba(0,0,0,.38);
}

html { scroll-behavior: smooth; }

body.btbh-page {
  margin: 0;
  background: var(--btbh-bg);
}

body.btbh-page,
body.btbh-page * {
  box-sizing: border-box;
}

.btbh-site {
  min-height: 100vh;
  overflow: hidden;
  color: var(--btbh-text);
  background:
    radial-gradient(circle at 10% 0%, rgba(245,184,59,.11), transparent 31rem),
    radial-gradient(circle at 92% 13%, rgba(255,123,75,.09), transparent 28rem),
    var(--btbh-bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

.btbh-site a {
  color: inherit;
  text-decoration: none;
}

.btbh-container {
  width: min(calc(100% - 40px), var(--btbh-max));
  margin-inline: auto;
}

.btbh-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--btbh-line);
  background: rgba(7,9,13,.84);
  backdrop-filter: blur(18px);
}

.admin-bar .btbh-header { top: 32px; }

.btbh-nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.btbh-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -.025em;
}

.btbh-brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(245,184,59,.35);
  border-radius: 12px;
  background: linear-gradient(145deg, rgba(245,184,59,.2), rgba(255,123,75,.08));
}

.btbh-brand-mark svg { width: 23px; height: 23px; }
.btbh-brand-name { font-size: 1.04rem; }
.btbh-brand-name span { color: var(--btbh-accent); }

.btbh-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--btbh-muted);
  font-size: .92rem;
  font-weight: 650;
}

.btbh-menu a:hover { color: var(--btbh-text); }

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

.btbh-button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 18px;
  border: 1px solid var(--btbh-line);
  border-radius: 12px;
  font-size: .91rem;
  font-weight: 760;
  transition: transform .2s ease, border-color .2s ease;
}

.btbh-button:hover { transform: translateY(-2px); }
.btbh-button-ghost { background: rgba(255,255,255,.025); }
.btbh-button-ghost:hover { border-color: rgba(255,255,255,.2); }

.btbh-button-primary {
  color: #171008 !important;
  border-color: transparent;
  background: linear-gradient(135deg, var(--btbh-accent), #ffcf65);
  box-shadow: 0 12px 30px rgba(245,184,59,.17);
}

.btbh-hero { padding: 96px 0 70px; }

.btbh-hero-grid {
  display: grid;
  grid-template-columns: minmax(0,1.2fr) minmax(320px,.8fr);
  gap: 72px;
  align-items: center;
}

.btbh-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 24px;
  padding: 7px 12px;
  border: 1px solid rgba(245,184,59,.23);
  border-radius: 999px;
  color: #f8cb72;
  background: rgba(245,184,59,.065);
  font-size: .78rem;
  font-weight: 790;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.btbh-eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--btbh-accent);
  box-shadow: 0 0 18px rgba(245,184,59,.75);
}

.btbh-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(3rem,6.2vw,5.8rem);
  line-height: .98;
  letter-spacing: -.062em;
  font-weight: 850;
}

.btbh-hero h1 em {
  color: var(--btbh-accent);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
}

.btbh-hero-copy {
  max-width: 690px;
  margin: 28px 0 0;
  color: var(--btbh-muted);
  font-size: clamp(1.03rem,1.55vw,1.22rem);
  line-height: 1.72;
}

.btbh-hero-actions {
  flex-wrap: wrap;
  margin-top: 34px;
}

.btbh-anon-note {
  display: flex;
  gap: 13px;
  align-items: flex-start;
  margin-top: 30px;
  color: #7f8b9c;
  font-size: .86rem;
}

.btbh-anon-note strong { color: #d5dae2; }
.btbh-lock { color: var(--btbh-accent); }

.btbh-manifesto {
  position: relative;
  padding: 30px;
  border: 1px solid var(--btbh-line);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255,255,255,.047), rgba(255,255,255,.013)), var(--btbh-surface);
  box-shadow: var(--btbh-shadow);
}

.btbh-manifesto-kicker {
  color: var(--btbh-accent);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.btbh-manifesto blockquote {
  margin: 18px 0 24px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.45rem,2.8vw,2.16rem);
  line-height: 1.28;
  letter-spacing: -.025em;
}

.btbh-manifesto-list { display: grid; gap: 12px; }

.btbh-manifesto-item {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--btbh-muted);
  font-size: .91rem;
}

.btbh-manifesto-item span:first-child {
  width: 24px;
  height: 24px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 8px;
  color: var(--btbh-success);
  background: rgba(82,211,154,.09);
  font-size: .78rem;
}

.btbh-section { padding: 78px 0; }

.btbh-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}

.btbh-section-heading h2 {
  margin: 0;
  font-size: clamp(2rem,4vw,3.45rem);
  line-height: 1.04;
  letter-spacing: -.046em;
}

.btbh-section-heading p {
  max-width: 530px;
  margin: 10px 0 0;
  color: var(--btbh-muted);
}

.btbh-small-link {
  color: #f6c765 !important;
  font-size: .9rem;
  font-weight: 750;
  white-space: nowrap;
}

.btbh-featured {
  display: grid;
  grid-template-columns: minmax(0,1.04fr) minmax(0,.96fr);
  min-height: 490px;
  overflow: hidden;
  border: 1px solid var(--btbh-line);
  border-radius: 22px;
  background: var(--btbh-surface);
  box-shadow: var(--btbh-shadow);
}

.btbh-featured-visual,
.btbh-card-visual {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 15%, rgba(245,184,59,.3), transparent 32%),
    radial-gradient(circle at 83% 82%, rgba(255,123,75,.24), transparent 31%),
    linear-gradient(145deg,#171d28,#0a0e14);
}

.btbh-featured-visual { min-height: 430px; }

.btbh-post-image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.btbh-chart-art {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  opacity: .92;
}

.btbh-chart-art svg {
  width: 78%;
  max-width: 500px;
  height: auto;
}

.btbh-featured-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(32px,5vw,62px);
}

.btbh-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px 13px;
  color: #8995a6;
  font-size: .78rem;
  font-weight: 680;
}

.btbh-category {
  color: #f7c764;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.btbh-meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #566171;
}

.btbh-featured-title {
  margin: 18px 0 17px;
  font-size: clamp(2rem,3.8vw,3.6rem);
  line-height: 1.04;
  letter-spacing: -.047em;
}

.btbh-featured-excerpt {
  margin: 0;
  color: var(--btbh-muted);
  font-size: 1rem;
  line-height: 1.75;
}

.btbh-read-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  align-self: flex-start;
  margin-top: 26px;
  color: var(--btbh-text) !important;
  font-weight: 790;
}

.btbh-articles-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 22px;
}

.btbh-card {
  overflow: hidden;
  border: 1px solid var(--btbh-line);
  border-radius: 19px;
  background: var(--btbh-surface);
  transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}

.btbh-card:hover {
  transform: translateY(-6px);
  border-color: rgba(245,184,59,.3);
  box-shadow: 0 18px 45px rgba(0,0,0,.28);
}

.btbh-card-visual {
  display: block;
  aspect-ratio: 16 / 9;
}

.btbh-card-number {
  position: absolute;
  right: 17px;
  bottom: 10px;
  z-index: 2;
  color: rgba(255,255,255,.12);
  font-size: 4.8rem;
  line-height: 1;
  font-weight: 900;
  letter-spacing: -.08em;
}

.btbh-card-body { padding: 23px 23px 25px; }

.btbh-card-title {
  margin: 13px 0 12px;
  font-size: 1.32rem;
  line-height: 1.24;
  letter-spacing: -.026em;
}

.btbh-card-excerpt {
  min-height: 4.8em;
  margin: 0;
  color: var(--btbh-muted);
  font-size: .91rem;
  line-height: 1.62;
}

.btbh-pillars {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 18px;
}

.btbh-pillar {
  padding: 27px;
  border: 1px solid var(--btbh-line);
  border-radius: 18px;
  background: linear-gradient(145deg,rgba(255,255,255,.037),rgba(255,255,255,.012));
}

.btbh-pillar-number {
  color: var(--btbh-accent);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.2rem;
}

.btbh-pillar h3 {
  margin: 14px 0 9px;
  font-size: 1.2rem;
  letter-spacing: -.02em;
}

.btbh-pillar p {
  margin: 0;
  color: var(--btbh-muted);
  font-size: .91rem;
}

.btbh-cta-wrap { padding: 26px 0 90px; }

.btbh-cta {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  padding: clamp(36px,6vw,72px);
  border: 1px solid rgba(245,184,59,.2);
  border-radius: 28px;
  background:
    radial-gradient(circle at 85% 25%,rgba(245,184,59,.2),transparent 24rem),
    linear-gradient(135deg,#141922,#0d1118);
  box-shadow: var(--btbh-shadow);
}

.btbh-cta::after {
  content: "DISCIPLINA";
  position: absolute;
  right: -22px;
  bottom: -58px;
  color: rgba(255,255,255,.025);
  font-size: clamp(5rem,12vw,10rem);
  font-weight: 950;
  letter-spacing: -.08em;
  pointer-events: none;
}

.btbh-cta-copy {
  position: relative;
  z-index: 2;
  max-width: 730px;
}

.btbh-cta h2 {
  margin: 0;
  font-size: clamp(2rem,4.3vw,4rem);
  line-height: 1.02;
  letter-spacing: -.05em;
}

.btbh-cta p {
  max-width: 650px;
  margin: 18px 0 0;
  color: var(--btbh-muted);
  font-size: 1rem;
}

.btbh-cta-action {
  position: relative;
  z-index: 2;
}

.btbh-footer {
  border-top: 1px solid var(--btbh-line);
  padding: 30px 0 40px;
}

.btbh-footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: center;
  color: #7f8998;
  font-size: .82rem;
}

.btbh-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.btbh-empty {
  padding: 35px;
  border: 1px dashed var(--btbh-line);
  border-radius: 18px;
  color: var(--btbh-muted);
}

@media (max-width: 980px) {
  .btbh-menu { display: none; }

  .btbh-hero-grid,
  .btbh-featured,
  .btbh-cta {
    grid-template-columns: 1fr;
  }

  .btbh-hero { padding-top: 72px; }
  .btbh-manifesto { max-width: 680px; }
  .btbh-featured-visual { min-height: 340px; }
  .btbh-articles-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .btbh-cta-action { justify-self: start; }
}

@media (max-width: 782px) {
  .admin-bar .btbh-header { top: 46px; }
}

@media (max-width: 680px) {
  .btbh-container { width: min(calc(100% - 28px),var(--btbh-max)); }
  .btbh-nav { min-height: 68px; }
  .btbh-brand-name { font-size: .94rem; }
  .btbh-nav-actions .btbh-button-ghost { display: none; }

  .btbh-button {
    min-height: 42px;
    padding-inline: 14px;
  }

  .btbh-hero { padding: 58px 0 48px; }

  .btbh-hero h1 {
    font-size: clamp(2.65rem,14vw,4.25rem);
  }

  .btbh-hero-grid { gap: 48px; }
  .btbh-section { padding: 58px 0; }

  .btbh-section-heading {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 24px;
  }

  .btbh-featured-visual { min-height: 260px; }
  .btbh-featured-copy { padding: 27px 24px 31px; }
  .btbh-featured-title { font-size: 2rem; }

  .btbh-articles-grid,
  .btbh-pillars {
    grid-template-columns: 1fr;
  }

  .btbh-cta { padding: 34px 25px; }

  .btbh-footer-grid {
    align-items: flex-start;
    flex-direction: column;
  }
}