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

  :root {
    --ink: #0e0c0a;
    --cream: #f5f0e8;
    --warm: #e8dfc8;
    --accent: #c8411a;
    --accent2: #e8a020;
    --muted: #7a7268;
    --border: rgba(14,12,10,0.12);
  }

  html { scroll-behavior: smooth; }

  body {
    font-family: 'DM Sans', sans-serif;
    background: var(--cream);
    color: var(--ink);
    overflow-x: hidden;
  }

  /* NAV */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 20px 40px;
    display: flex; align-items: center; justify-content: space-between;
    background: var(--cream);
    border-bottom: 1px solid var(--border);
  }
  .logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem; font-weight: 400; letter-spacing: 0.12em;
    text-transform: uppercase;
    margin: 0 auto;
  }
  .logo span { color: var(--accent); }

  /* HERO */
  .hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute; inset: 0;
    background:
      radial-gradient(ellipse 60% 40% at 80% 30%, rgba(200,65,26,0.06) 0%, transparent 70%),
      radial-gradient(ellipse 40% 60% at 10% 80%, rgba(232,160,32,0.05) 0%, transparent 70%);
    pointer-events: none;
  }

  .hero-text {
    padding: 80px 80px 80px;
    max-width: 860px; margin: 0 auto; width: 100%;
    display: flex; flex-direction: column; justify-content: center;
    position: relative;
  }

  .hero-label {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 0.72rem; font-weight: 500; letter-spacing: 0.15em;
    text-transform: uppercase; color: var(--accent);
    margin-bottom: 36px;
  }
  .hero-label::before {
    content: '';
    display: block; width: 28px; height: 1px; background: var(--accent);
  }

  .hero h1 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.4rem, 4vw, 3.8rem);
    font-weight: 900; line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 32px;
  }

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

  .hero-sub {
    font-size: 1rem; color: var(--muted);
    font-weight: 300; line-height: 1.75;
    margin-bottom: 48px;
    max-width: 420px;
  }

  .bullets {
    display: flex; flex-direction: column; gap: 20px;
    margin-bottom: 52px;
  }
  .bullet-item {
    display: flex; align-items: flex-start; gap: 16px;
  }
  .bullet-num {
    width: 32px; height: 32px; flex-shrink: 0;
    border: 1.5px solid var(--ink);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.72rem; font-weight: 500; letter-spacing: 0.05em;
    margin-top: 2px;
  }
  .bullet-item p {
    font-size: 0.95rem; line-height: 1.6; color: var(--muted);
  }
  .bullet-item p strong { color: var(--ink); font-weight: 500; }

  .cta-group { display: flex; flex-direction: column; gap: 14px; }

  .btn-primary {
    display: inline-flex; align-items: center; justify-content: center; gap: 12px;
    background: var(--accent); color: #fff;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.92rem; font-weight: 500; letter-spacing: 0.03em;
    padding: 18px 36px;
    border: none; cursor: pointer;
    text-decoration: none;
    transition: all 0.25s;
    position: relative; overflow: hidden;
  }
  .btn-primary::after {
    content: '→';
    transition: transform 0.25s;
  }
  .btn-primary:hover { background: #a83414; }
  .btn-primary:hover::after { transform: translateX(4px); }

  .btn-secondary {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    background: transparent; color: var(--muted);
    font-size: 0.85rem; font-weight: 400;
    padding: 14px 0;
    border: none; cursor: pointer;
    text-decoration: none;
    border-bottom: 1px solid var(--border);
    width: fit-content;
    transition: all 0.2s;
  }
  .btn-secondary:hover { color: var(--ink); border-color: var(--ink); }

  .hero-right { display: none; }

  .hero-video-inline {
    width: 100%; max-width: 920px;
    margin: 40px auto 40px;
    display: flex; flex-direction: column; align-items: center; gap: 16px;
  }
  .hero-video-inline .video-box {
    width: 100%; aspect-ratio: 16/9;
    background: var(--ink);
    position: relative; cursor: pointer; overflow: hidden;
  }
  .hero-video-inline .video-box::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(200,65,26,0.3) 0%, transparent 60%);
  }

  .video-box {
    width: 80%; aspect-ratio: 16/9;
    background: var(--ink);
    position: relative;
    cursor: pointer;
    overflow: hidden;
  }
  .video-box::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(200,65,26,0.3) 0%, transparent 60%);
  }
  .play-btn {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 64px; height: 64px;
    border: 2px solid rgba(255,255,255,0.6);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.3s;
  }
  .play-btn::after {
    content: '';
    width: 0; height: 0;
    border-style: solid;
    border-width: 10px 0 10px 18px;
    border-color: transparent transparent transparent rgba(255,255,255,0.9);
    margin-left: 4px;
  }
  .video-box:hover .play-btn {
    background: rgba(200,65,26,0.8);
    border-color: var(--accent);
    transform: translate(-50%, -50%) scale(1.08);
  }
  .video-label {
    margin-top: 20px; font-size: 0.78rem;
    color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase;
  }

  .mobile-br { display: none; }

  /* DECORATIVE LINE */
  .divider {
    height: 1px; background: var(--border);
    margin: 0 80px;
  }

  /* STATEMENT SECTION */
  .statement {
    padding: 120px 80px;
    max-width: 900px; margin: 0 auto;
    text-align: center;
  }
  .statement h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 700; line-height: 1.25;
    margin-bottom: 48px;
  }
  .statement h2 em { font-style: italic; color: var(--accent); }
  .logic-chain {
    display: flex; flex-direction: column; gap: 0;
    border: 1px solid var(--border);
    max-width: 560px; margin: 0 auto 60px;
  }
  .logic-item {
    padding: 20px 32px;
    border-bottom: 1px solid var(--border);
    font-size: 0.95rem; line-height: 1.5; color: var(--muted);
    position: relative;
    text-align: center;
  }
  .logic-item:last-child { border-bottom: none; }
  .logic-item strong { color: var(--ink); font-weight: 500; }
  .logic-arrow {
    padding: 12px 32px;
    border-bottom: 1px solid var(--border);
    font-size: 1.2rem; color: var(--accent);
    text-align: center;
  }
  .statement-result {
    font-size: 1.05rem; font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--ink);
  }
  .statement-result span {
    color: var(--accent); font-style: italic;
  }
  .mobile-split { display: inline; }
  .forwhom {
    background: #ede8da; color: var(--ink);
    padding: 120px 80px;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .forwhom-col {
    background: var(--cream);
    border: 1px solid var(--border);
    padding: 48px 40px;
  }
  .forwhom-col.yes { border-top: 3px solid var(--accent); }
  .forwhom-col.no { border-top: 3px solid var(--muted); }
  .how {
    background: var(--cream);
    color: var(--ink);
    padding: 100px 80px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .how .section-label {
    color: var(--accent);
    margin-bottom: 28px;
    justify-content: center;
  }
  .how .section-label::before { background: var(--accent); }
  .how-inner { text-align: center; max-width: 720px; margin: 0 auto; }
  .how h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.8rem, 2.8vw, 2.6rem);
    font-weight: 700; line-height: 1.2;
    margin-bottom: 16px;
    color: var(--ink);
    text-align: center;
  }
  .how-intro {
    font-size: 0.95rem; line-height: 1.8;
    color: var(--muted);
    max-width: 480px;
    margin: 0 auto 64px;
    font-weight: 300;
    text-align: center;
  }
  .timeline {
    position: relative;
    max-width: 680px;
    margin: 0 auto;
  }
  .timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0; bottom: 0;
    width: 1px;
    background: var(--border);
  }
  .timeline-item {
    display: grid;
    grid-template-columns: 1fr 24px 1fr;
    gap: 0;
    padding: 0 0 40px 0;
    position: relative;
    align-items: start;
  }
  .timeline-item:last-child { padding-bottom: 0; }
  .timeline-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--cream);
    border: 1.5px solid var(--muted);
    position: relative;
    z-index: 1;
    justify-self: center;
    margin-top: 5px;
    transition: border-color 0.2s, background 0.2s;
  }
  .timeline-item:hover .timeline-dot {
    border-color: var(--accent);
    background: var(--accent);
  }
  /* conteúdo nos itens ímpares: texto à esquerda */
  .timeline-item:nth-child(odd) .timeline-content {
    grid-column: 1;
    grid-row: 1;
    text-align: right;
    padding-right: 32px;
  }
  .timeline-item:nth-child(odd) .timeline-dot {
    grid-column: 2;
    grid-row: 1;
  }
  .timeline-item:nth-child(odd) .timeline-empty {
    grid-column: 3;
    grid-row: 1;
  }
  /* conteúdo nos itens pares: texto à direita */
  .timeline-item:nth-child(even) .timeline-empty {
    grid-column: 1;
    grid-row: 1;
  }
  .timeline-item:nth-child(even) .timeline-dot {
    grid-column: 2;
    grid-row: 1;
  }
  .timeline-item:nth-child(even) .timeline-content {
    grid-column: 3;
    grid-row: 1;
    text-align: left;
    padding-left: 32px;
  }
  .timeline-num {
    font-size: 0.68rem; font-weight: 500;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 6px;
    display: block;
  }
  .timeline-content h3 {
    font-size: 0.95rem; font-weight: 500;
    color: var(--ink);
    margin-bottom: 4px;
    line-height: 1.3;
  }
  .timeline-content p {
    font-size: 0.85rem; line-height: 1.65;
    color: var(--muted);
    font-weight: 300;
  }

  /* BEFORE/AFTER */
  .compare {
    padding: 120px 80px;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 1px; background: #ede8da;
    position: relative;
  }
  .compare-label {
    display: none;
  }
  .compare-col {
    background: #e8e2d0;
    padding: 60px 60px 80px;
  }
  .compare-col.with { background: #e8e2d0; }
  .compare-col-label {
    font-size: 0.72rem; font-weight: 500;
    letter-spacing: 0.18em; text-transform: uppercase;
    margin-bottom: 36px; display: flex; align-items: center; justify-content: center; gap: 12px;
  }
  .compare-col-label.without { color: var(--muted); }
  .compare-col-label.with { color: var(--accent); }
  .compare-col-label::before {
    content: ''; display: block;
    width: 20px; height: 1px;
  }
  .compare-col-label.without::before { background: var(--muted); }
  .compare-col-label.with::before { background: var(--accent); }
  .compare-list { list-style: none; display: flex; flex-direction: column; gap: 20px; }
  .compare-list li {
    font-size: 0.92rem; line-height: 1.6;
    color: var(--muted);
    padding-left: 0;
    position: relative;
    font-weight: 300;
    text-align: center;
  }
  .compare-list.without li::before { content: none; }
  .compare-list.with li::before { content: none; }
  .compare-list.with li { color: var(--ink); }
  .compare-list.without li strong { color: var(--ink); font-weight: 500; }
  .compare-list.with li strong { color: var(--accent); font-weight: 500; }

  /* STATS */
  .stats {
    background: #ede8da;
    padding: 100px 80px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .stats-header {
    max-width: 700px; margin: 0 auto 32px;
    text-align: center;
  }
  .stats-header .section-label { margin-bottom: 32px; }
  .stats-header h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.8rem, 2.8vw, 2.5rem);
    font-weight: 700; line-height: 1.25; margin-bottom: 16px;
  }
  .stats-header h2 em { font-style: italic; color: var(--accent); }
  .stats-header p { color: var(--ink); font-size: 1.05rem; line-height: 1.7; font-weight: 400; }

  .stats-cards {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 24px; margin-bottom: 48px;
  }
  .stats-cards--two {
    grid-template-columns: repeat(2, 1fr);
    max-width: 860px; margin-left: auto; margin-right: auto;
  }
  .stats-cards--one {
    grid-template-columns: 1fr;
    max-width: 500px; margin-left: auto; margin-right: auto;
  }
  .stat-card {
    background: var(--cream);
    border: 1px solid var(--border);
    padding: 36px 28px;
    display: flex; flex-direction: column; gap: 10px;
    text-align: center;
  }
  .stat-card-num {
    font-family: 'Playfair Display', serif;
    font-size: 2.8rem; font-weight: 900;
    line-height: 1; margin-bottom: 4px;
    color: var(--accent);
  }
  .stat-card h4 {
    font-size: 0.87rem; font-weight: 600;
    line-height: 1.4; margin-bottom: 4px;
  }
  .stat-card p { font-size: 0.8rem; color: var(--muted); line-height: 1.6; font-weight: 300; }
  .stat-source {
    font-size: 0.7rem; color: var(--muted); opacity: 0.7;
    font-weight: 300; margin-top: auto; display: block; text-align: center;
  }
  .stats-headlines {
    display: flex; flex-direction: column;
    gap: 20px; max-width: 700px;
    margin: 0 auto 24px;
  }
  .stats-headline-provocation {
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem; font-weight: 500; font-style: italic;
    color: #0e0c0a; line-height: 1.5;
    text-align: center; padding: 8px 0;
  }
  .stats-headline-conclusion {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.88rem; font-weight: 400;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: #a03010; line-height: 1.5;
    text-align: center; padding: 16px 0 8px;
  }
  .stats-headline-card {
    background: var(--cream);
    border-left: 3px solid var(--accent);
    padding: 28px 32px;
  }
  .stats-headline-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.15rem; font-weight: 700;
    line-height: 1.35; color: #0e0c0a;
    margin-bottom: 12px;
  }
  .stats-headline-sub {
    font-size: 0.88rem; color: #5a4a3a;
    line-height: 1.6; font-weight: 400;
  }
  .stats-emphasis {
    font-style: italic;
    font-weight: 500;
    color: var(--ink);
  }
  .stats-context-text {
    max-width: 660px; margin: 0 auto 40px;
    text-align: center;
  }
  .stats-context-title {
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem; font-weight: 500;
    color: #0e0c0a; margin-bottom: 12px;
  }
  .stats-context-text p {
    font-size: 0.95rem; color: var(--muted);
    line-height: 1.75; font-weight: 300; margin-bottom: 8px;
  }
  .stats-band {
    background: var(--cream);
    border: 1px solid var(--border);
    padding: 48px 56px;
    margin: 0 auto 32px;
    max-width: 860px;
    text-align: center;
  }
  .stats-band p {
    font-size: 0.95rem; color: var(--muted);
    line-height: 1.75; font-weight: 300;
    margin-bottom: 12px;
  }
  .stats-band--dark {
    background: var(--accent);
    border-color: transparent;
  }
  .stats-band--dark p { color: rgba(245,240,232,0.9); }
  .stats-source {
    font-size: 0.7rem; color: var(--muted); opacity: 0.6;
    font-weight: 300; display: block; margin-top: 8px;
  }
  .stats-closing {
    text-align: center;
    max-width: 660px; margin: 0 auto;
    margin-bottom: 0;
  }
  .stats-closing p {
    font-size: 0.95rem; color: var(--muted);
    line-height: 1.7; font-weight: 300;
    margin-bottom: 12px;
  }
  .stats-closing strong { color: var(--ink); font-weight: 500; }
  .stats-closing em { color: var(--accent); font-style: italic; }

  /* CURRICULUM */
  .curriculum {
    padding: 120px 80px;
  }
  .curriculum-header { margin-bottom: 64px; text-align: center; }
  .curriculum-header .section-label { justify-content: center; margin-bottom: 32px; }
  .curriculum-header h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 3vw, 2.8rem);
    font-weight: 700; line-height: 1.2;
    max-width: 100%;
  }
  .curriculum-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    border: 1px solid var(--border);
  }
  .curriculum-item {
    padding: 32px 40px;
    border-bottom: 1px solid var(--border);
    border-right: 1px solid var(--border);
    transition: background 0.2s;
    cursor: default;
  }
  .curriculum-item:nth-child(even) { border-right: none; }
  .curriculum-item:nth-last-child(-n+2) { border-bottom: none; }
  .curriculum-item:hover { background: var(--warm); }
  .curriculum-item h4 {
    font-size: 0.92rem; font-weight: 500;
    margin-bottom: 8px; text-align: center;
  }
  .curriculum-item p {
    font-size: 0.82rem; color: var(--muted);
    line-height: 1.6; font-weight: 300; text-align: center;
  }

  /* FLIP CARDS */
  .flip-grid {
    border: 1px solid var(--border);
    display: grid; grid-template-columns: 1fr 1fr;
  }
  .flip-card {
    perspective: 1000px;
    border-bottom: 1px solid var(--border);
    border-right: 1px solid var(--border);
    height: 200px;
    cursor: default;
  }
  .flip-card:nth-child(even) { border-right: none; }
  .flip-card:nth-last-child(-n+2) { border-bottom: 1px solid var(--border); }
  .flip-card:last-child { border-bottom: none; }
  .flip-card:nth-last-child(2):nth-child(odd) { border-bottom: none; }
  .flip-inner {
    position: relative; width: 100%; height: 100%;
    transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
    transform-style: preserve-3d;
    min-height: 200px;
  }
  .flip-card:hover .flip-inner,
  .flip-card.flipped .flip-inner {
    transform: rotateY(180deg);
  }
  .flip-front, .flip-back {
    position: absolute; width: 100%; height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    padding: 32px 40px;
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    text-align: center;
  }
  .flip-front {
    background: var(--cream);
  }
  .flip-back {
    background: #b33d0e;
    transform: rotateY(180deg);
    justify-content: center;
    padding-top: 24px;
    overflow: hidden;
  }
  .flip-front h4 {
    font-size: 0.92rem; font-weight: 500;
    margin-bottom: 8px; text-align: center; color: var(--ink);
  }
  .flip-front p {
    font-size: 0.82rem; color: var(--muted);
    line-height: 1.6; font-weight: 300; text-align: center;
  }
  .flip-back h5 {
    font-size: 0.68rem; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    color: rgba(255,255,255,0.6); margin-bottom: 12px; text-align: center;
    flex-shrink: 0;
  }
  .flip-back ul {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 5px;
    overflow-y: auto; width: 100%;
    scrollbar-width: none;
  }
  .flip-back ul::-webkit-scrollbar { display: none; }
  .flip-back ul li {
    font-size: 0.73rem; color: rgba(255,255,255,0.9);
    line-height: 1.4; font-weight: 300;
    padding-left: 0; position: relative; text-align: center;
  }
  .flip-back ul li::before {
    display: none;
  }

  /* FOR WHOM */
  .forwhom h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 3vw, 2.8rem);
    font-weight: 700; line-height: 1.2;
    margin-bottom: 48px;
    grid-column: 1 / -1;
  }
  .forwhom h2 em { color: var(--accent); font-style: italic; }
  .forwhom-col h3 {
    font-size: 0.72rem; font-weight: 500;
    letter-spacing: 0.18em; text-transform: uppercase;
    margin-bottom: 32px;
    display: flex; align-items: center; gap: 12px;
  }
  .forwhom-col.yes h3 { color: var(--accent); }
  .forwhom-col.no h3 { color: var(--muted); }
  .forwhom-col h3::before {
    content: ''; display: block;
    width: 20px; height: 1px;
  }
  .forwhom-col.yes h3::before { background: var(--accent); }
  .forwhom-col.no h3::before { background: var(--muted); }
  .forwhom-list { list-style: none; display: flex; flex-direction: column; gap: 18px; }
  .forwhom-list li {
    font-size: 0.9rem; line-height: 1.6; font-weight: 400;
    color: #4a4540;
    padding-left: 22px; position: relative;
  }
  .forwhom-col.yes .forwhom-list li::before {
    content: '→'; position: absolute; left: 0;
    color: var(--accent);
  }
  .forwhom-col.no .forwhom-list li::before {
    content: '×'; position: absolute; left: 0;
    color: var(--muted);
  }

  /* FAQ */
  .faq {
    padding: 120px 80px;
    max-width: 100%;
    background: #3d2010;
    text-align: center;
    position: relative;
    overflow: hidden;
  }
  .faq::before {
    content: '';
    position: absolute;
    top: -80px; left: 50%;
    transform: translateX(-50%);
    width: 600px; height: 400px;
    background: radial-gradient(ellipse, rgba(200,65,26,0.35) 0%, transparent 70%);
    pointer-events: none;
    filter: blur(16px);
  }
  .faq-inner {
    max-width: 860px; margin: 0 auto;
    position: relative; z-index: 1;
  }
  .faq-header { margin-bottom: 64px; }
  .faq-header .section-label { justify-content: center; color: var(--accent); }
  .faq-header .section-label::before { background: var(--accent); }
  .faq-header h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 3vw, 2.8rem);
    font-weight: 700; text-align: center;
    color: var(--cream);
  }
  .faq-item {
    background: rgba(245,240,232,0.04);
    border: 1px solid rgba(245,240,232,0.08);
    border-radius: 2px;
    padding: 24px 32px;
    margin-bottom: 10px;
    cursor: pointer;
    text-align: left;
    transition: background 0.2s;
  }
  .faq-item:hover { background: rgba(245,240,232,0.07); }
  .faq-q {
    display: flex; align-items: center;
    justify-content: space-between; gap: 24px;
    font-size: 0.95rem; font-weight: 500;
    color: var(--cream);
  }
  .faq-icon {
    flex-shrink: 0; width: 28px; height: 28px;
    border: 1px solid rgba(245,240,232,0.2);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; line-height: 1;
    transition: all 0.3s; color: var(--muted);
  }
  .faq-a {
    font-size: 0.88rem; line-height: 1.75; color: rgba(245,240,232,0.55);
    font-weight: 300; max-height: 0; overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s;
    text-align: left;
  }
  .faq-item.open { background: rgba(245,240,232,0.07); border-color: rgba(200,65,26,0.3); }
  .faq-item.open .faq-a { max-height: 300px; padding-top: 16px; }
  .faq-item.open .faq-icon { transform: rotate(45deg); color: var(--accent); border-color: var(--accent); background: rgba(200,65,26,0.12); }
  .faq .cta-group { align-items: center; margin-top: 56px; }
  .faq .btn-secondary { color: rgba(245,240,232,0.5); border-color: rgba(245,240,232,0.15); }
  .faq .btn-secondary:hover { color: var(--cream); border-color: rgba(245,240,232,0.4); }

  /* ABOUT */
  .about {
    background: #ede8da;
    padding: 120px 80px;
    border-top: 1px solid var(--border);
  }
  .about-inner {
    max-width: 760px; margin: 0 auto; text-align: center;
  }
  .about-inner .section-label { justify-content: center; }
  .about-inner h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.8rem, 2.8vw, 2.4rem);
    font-weight: 700; line-height: 1.3;
    margin-bottom: 32px;
  }
  .about-inner p {
    font-size: 0.95rem; color: var(--muted);
    line-height: 1.8; font-weight: 300;
    margin-bottom: 20px;
  }
  .about-inner p strong { color: var(--ink); font-weight: 500; }
  .about-inner p em { color: var(--accent); font-style: italic; }

  /* FINAL CTA */
  .final-cta {
    background: #3d2010; color: var(--cream);
    padding: 140px 80px;
    text-align: center;
    position: relative; overflow: hidden;
  }
  .final-cta::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(200,65,26,0.25) 0%, transparent 70%);
  }
  .final-cta .section-label { justify-content: center; }
  .final-cta h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.2rem, 4vw, 3.8rem);
    font-weight: 900; line-height: 1.1;
    margin-bottom: 24px; position: relative;
  }
  .final-cta h2 em { font-style: italic; color: var(--accent); }
  .final-cta p {
    font-size: 1rem; color: rgba(245,240,232,0.6);
    font-weight: 300; margin-bottom: 56px;
    max-width: 500px; margin-left: auto; margin-right: auto;
    line-height: 1.7; position: relative;
  }
  .final-cta .cta-group { align-items: center; position: relative; }
  .final-cta .btn-secondary { color: rgba(245,240,232,0.5); border-color: rgba(245,240,232,0.15); }
  .final-cta .btn-secondary:hover { color: var(--cream); border-color: rgba(245,240,232,0.4); }

  .guarantee {
    display: inline-flex; align-items: center; gap: 12px;
    margin-top: 40px; position: relative;
    font-size: 0.8rem; color: rgba(245,240,232,0.45);
    letter-spacing: 0.05em;
  }
  .guarantee::before, .guarantee::after {
    display: none;
  }

  /* FOOTER */
  footer {
    background: #2a1509;
    border-top: 1px solid rgba(245,240,232,0.08);
    padding: 32px 80px;
    display: flex; align-items: center; justify-content: space-between;
    color: rgba(245,240,232,0.3);
    font-size: 0.78rem;
  }
  .footer-logo {
    font-family: 'Playfair Display', serif;
    font-weight: 700; font-size: 0.85rem;
    color: rgba(245,240,232,0.5);
    letter-spacing: 0.05em;
  }
  .footer-logo span { color: var(--accent); }

  /* ANIMATIONS */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .hero-text > * {
    animation: fadeUp 0.7s ease both;
  }
  .hero-text > *:nth-child(1) { animation-delay: 0.1s; }
  .hero-text > *:nth-child(2) { animation-delay: 0.2s; }
  .hero-text > *:nth-child(3) { animation-delay: 0.3s; }
  .hero-text > *:nth-child(4) { animation-delay: 0.45s; }
  .hero-text > *:nth-child(5) { animation-delay: 0.6s; }

  /* RESPONSIVE */
  @media (max-width: 900px) {
    nav { padding: 16px 24px; }
    .hero { grid-template-columns: 1fr; }
    .hero-right { display: none; }
    .hero-text { padding: 60px 24px; }
    .statement { padding: 80px 24px; }
    .statement h2 { font-size: 1.75rem; line-height: 1.3; }
    .statement h2 br { display: none; }
    .how { padding: 80px 24px; }
    .modules-grid { grid-template-columns: 1fr 1fr; }

    /* timeline mobile: linha à esquerda */
    .timeline { max-width: 100%; }
    .timeline::before { left: 3px; transform: none; }
    .timeline-item {
      grid-template-columns: 20px 1fr;
      grid-template-rows: auto;
    }
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
      grid-column: 2; grid-row: 1;
      text-align: left;
      padding-left: 24px; padding-right: 0;
    }
    .timeline-item:nth-child(odd) .timeline-dot,
    .timeline-item:nth-child(even) .timeline-dot {
      grid-column: 1; grid-row: 1;
      justify-self: center;
    }
    .timeline-item:nth-child(odd) .timeline-empty,
    .timeline-item:nth-child(even) .timeline-empty { display: none; }

    /* animação de scroll mobile */
    .timeline-item {
      opacity: 0;
      transform: translateY(20px);
      transition: opacity 0.5s ease, transform 0.5s ease;
    }
    .timeline-item.visible {
      opacity: 1;
      transform: translateY(0);
    }    .compare { grid-template-columns: 1fr; padding: 80px 24px; gap: 40px; }
    .compare-label { display: none; }
    .stats { padding: 80px 24px; }
    .stats-cards { grid-template-columns: 1fr; }
    .stats-cards--two { grid-template-columns: 1fr; max-width: 100%; }
    .stats-band { padding: 32px 24px; margin-left: 0; margin-right: 0; max-width: 100%; }
    .stats-headlines { grid-template-columns: 1fr; max-width: 100%; gap: 16px; }
    .stats-headline-provocation p { white-space: normal; }
    .curriculum { padding: 80px 24px; }
    .flip-grid { grid-template-columns: 1fr; border: 1px solid var(--border); }
    .flip-card {
      height: auto;
      border: none;
      border-bottom: 1px solid var(--border);
    }
    .flip-card:last-child { border-bottom: none; }
    /* esconde o mecanismo de flip no mobile */
    .flip-inner { transform: none !important; display: block; min-height: unset; }
    .flip-front {
      position: static; width: 100%; height: auto;
      transform: none !important;
      backface-visibility: visible;
      -webkit-backface-visibility: visible;
      background: var(--cream);
      padding: 20px 24px;
      display: flex; align-items: center; justify-content: space-between;
      flex-direction: row; text-align: left; gap: 16px;
    }
    .flip-front-text { flex: 1; }
    .flip-front h4 { color: var(--ink); margin-bottom: 0; font-size: 0.9rem; }
    .flip-front p { display: none; }
    .flip-toggle {
      flex-shrink: 0; width: 28px; height: 28px;
      border: 1px solid var(--border); border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.1rem; color: var(--muted);
      transition: all 0.3s;
    }
    .flip-card.mobile-open .flip-toggle {
      transform: rotate(45deg);
      color: var(--accent); border-color: var(--accent);
    }
    .flip-back {
      position: static; width: 100%; height: auto;
      transform: none !important;
      backface-visibility: visible;
      -webkit-backface-visibility: visible;
      background: var(--warm);
      border-top: 1px solid var(--border);
      padding: 0 24px;
      max-height: 0; overflow: hidden;
      transition: max-height 0.4s ease, padding 0.3s;
    }
    .flip-card.mobile-open .flip-back {
      max-height: 600px;
      padding: 20px 24px;
    }
    .flip-back h5 { color: var(--accent); margin-bottom: 10px; text-align: left; }
    .flip-back ul { max-height: none; overflow: visible; }
    .flip-back ul li { color: #4a3a2a; text-align: left; padding-left: 14px; }
    .flip-back ul li::before { content: '—'; display: inline; position: static; margin-right: 6px; color: var(--muted); font-size: 0.7rem; }
    .about-inner img {
      width: 260px !important;
      height: 260px !important;
    }
    .mobile-br { display: inline; }
    .final-cta h2 { word-break: keep-all; }
    .final-cta h2 em { display: block; }
    .forwhom { grid-template-columns: 1fr; gap: 24px; padding: 80px 24px; }
    .forwhom h2 { grid-column: 1; }
    .forwhom-col { padding: 32px 24px; }
    .faq { padding: 80px 0; }
    .faq-inner { padding: 0 24px; }
    .about { padding: 80px 24px; }
    .final-cta { padding: 100px 24px; }
    footer { padding: 24px; flex-direction: column; gap: 12px; text-align: center; }
    .divider { margin: 0 24px; }
    .btn-primary {
      font-size: 0.88rem;
      padding: 10px 16px;
      width: auto;
      max-width: 80%;
      justify-content: center;
      text-align: center;
    }
    .btn-primary::after { content: none; }
    .btn-secondary {
      font-size: 0.78rem;
      padding: 10px 0;
      width: auto;
      text-align: center;
      justify-content: center;
      border-bottom: 1px solid var(--border);
    }
    .cta-group { align-items: center; width: 100%; gap: 10px; }
    .cta-group > * { flex-shrink: 0; }
    .hero-video-inline {
      margin-top: 20px;
      width: 100%;
      max-width: 100%;
    }
    .statement-result {
      font-size: 1rem;
    }
    .statement-result br { display: none; }
    .statement-result span {
      display: block;
    }
    .how h2 {
      font-size: clamp(1.5rem, 4.5vw, 1.9rem);
      word-break: normal;
      white-space: normal;
    }
    .how-intro br { display: none; }
    .modules-grid { grid-template-columns: 1fr; }
    .module { text-align: center; }
    .how .cta-group .btn-primary { text-align: center; justify-content: center; }
    .mobile-split { display: block; }
    .stats-header p br { display: none; }
    .stats-header p { word-break: normal; }
    .curriculum-hint { display: none; }
    [style*="margin-top:48px"], [style*="margin-top:56px"], [style*="margin-top:64px"] {
      margin-top: 28px !important;
    }
    .about-inner img {
      width: 260px !important;
      height: 260px !important;
    }
    .mobile-br { display: inline; }
    .final-cta h2 { word-break: keep-all; }
    .final-cta h2 em { display: block; }
  }
  /* POPUP */
  .popup-overlay {
    display: none; position: fixed; inset: 0; z-index: 1000;
    background: rgba(14,12,10,0.7);
    
    align-items: center; justify-content: center;
  }
  .popup-overlay.active { display: flex; }
  .popup-box {
    background: var(--cream);
    padding: 52px 48px;
    max-width: 480px; width: 90%;
    position: relative;
    animation: fadeUp 0.35s ease both;
  }
  .popup-close {
    position: absolute; top: 16px; right: 20px;
    font-size: 1.4rem; cursor: pointer;
    color: var(--muted); background: none; border: none;
    line-height: 1; transition: color 0.2s;
  }
  .popup-close:hover { color: var(--ink); }
  .popup-label {
    font-size: 0.68rem; font-weight: 500;
    letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 12px;
    display: flex; align-items: center; gap: 10px;
  }
  .popup-label::before { content: ''; display: block; width: 20px; height: 1px; background: var(--accent); }
  .popup-box h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem; font-weight: 700;
    line-height: 1.2; margin-bottom: 8px; color: var(--ink);
  }
  .popup-box p {
    font-size: 0.85rem; color: var(--muted);
    margin-bottom: 32px; line-height: 1.6; font-weight: 300;
  }
  .popup-field { margin-bottom: 16px; }
  .popup-field label {
    display: block; font-size: 0.75rem; font-weight: 500;
    letter-spacing: 0.05em; color: var(--ink);
    margin-bottom: 6px;
  }
  .popup-field label span { color: var(--accent); }
  .popup-field input {
    width: 100%; padding: 12px 16px;
    border: 1px solid var(--border);
    background: #fff; color: var(--ink);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
  }
  .popup-field input:focus { border-color: var(--accent); }
  .popup-field input.error { border-color: #c0392b; }
  .popup-error-msg {
    font-size: 0.72rem; color: #c0392b;
    margin-top: 4px; display: none;
  }
  .popup-submit {
    width: 100%; margin-top: 8px;
    background: var(--accent); color: #fff;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.92rem; font-weight: 500;
    padding: 16px; border: none; cursor: pointer;
    transition: background 0.25s;
    display: flex; align-items: center; justify-content: center; gap: 10px;
  }
  .popup-submit:hover { background: #a83414; }
  .popup-submit::after { content: '→'; }
  .popup-note {
    font-size: 0.72rem; color: var(--muted);
    text-align: center; margin-top: 14px;
    font-weight: 300;
  }
  @media (min-width: 901px) {
    .hero-text { padding-left: 140px; padding-right: 140px; }
    .statement { padding-left: 140px; padding-right: 140px; }
    .how { padding-left: 140px; padding-right: 140px; }
    .compare { padding-left: 140px; padding-right: 140px; }
    .stats { padding-left: 140px; padding-right: 140px; }
    .curriculum { padding-left: 140px; padding-right: 140px; }
    .forwhom { padding-left: 140px; padding-right: 140px; }
    .faq { padding-left: 140px; padding-right: 140px; }
    .about { padding-left: 140px; padding-right: 140px; }
    .final-cta { padding-left: 140px; padding-right: 140px; }
    nav { padding-left: 140px; padding-right: 140px; }
    footer { padding-left: 140px; padding-right: 140px; }
    .final-cta h2 em { display: block; }
    .mobile-br { display: none; }
  }


/* PERFORMANCE OPTIMIZATIONS */
.video-box {
  position: relative;
  background: #120f0c;
  overflow: hidden;
}
.video-box[data-video-id] {
  cursor: pointer;
}
.video-box[data-video-id]::before {
  display: none;
}
.video-thumb,
.video-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.video-thumb {
  object-fit: cover;
}
.video-box.is-loaded .play-btn {
  display: none;
}
.video-box .play-btn {
  z-index: 2;
}
.about-photo {
  width: min(420px, 100%);
  height: auto;
  aspect-ratio: 1 / 1;
  border-radius: 4px;
  object-fit: cover;
}
.compare-image {
  display: block;
  width: 100%;
  height: auto;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}