/* ══ TOKENS ══ */
    :root {
      --bg: #f0eeeb;
      --surface: #ffffff;
      --surface-raised: #f8f7f5;
      --border: rgba(0,0,0,0.08);
      --text-primary: #1a1a1a;
      --text-secondary: #5a5a5a;
      --text-muted: #999;
      /* Cor deste case — azul institucional sóbrio, remete a saúde + sistema corporativo */
      --case-accent: #1a6fa8;
      --case-accent-light: rgba(26,111,168,0.08);
      --case-accent-mid: rgba(26,111,168,0.18);
      --case-accent-2: #e05a2b;  /* laranja para ênfase de risco/problema */
      --font: 'Nunito Sans', sans-serif;
      --size-xs: 0.75rem;
      --size-sm: 0.875rem;
      --size-base: 1rem;
      --size-md: 1.125rem;
      --size-lg: 1.5rem;
      --size-xl: 2rem;
      --size-2xl: 3rem;
      --space-2: 0.5rem;
      --space-3: 0.75rem;
      --space-4: 1rem;
      --space-5: 1.25rem;
      --space-6: 1.5rem;
      --space-8: 2rem;
      --space-12: 3rem;
      --space-16: 4rem;
      --space-24: 6rem;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --radius-full: 999px;
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.07);
      --shadow-md: 0 8px 32px rgba(0,0,0,0.10);
      --shadow-lg: 0 20px 60px rgba(0,0,0,0.13);
      --ease: cubic-bezier(0.4,0,0.2,1);
      --ease-out: cubic-bezier(0,0,0.2,1);
      --dur-base: 280ms;
      --dur-slow: 500ms;
      --dur-xslow: 800ms;
    }

    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body { font-family: var(--font); background: var(--bg); color: var(--text-primary); line-height: 1.6; cursor: none; overflow-x: hidden; }
    a { color: inherit; text-decoration: none; }
    button { background: none; border: none; cursor: none; font-family: inherit; }
    a, button { cursor: none; }
    img { display: block; max-width: 100%; border-radius: var(--radius-md); }

    /* ══ CURSOR ══ */
    .cursor { position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999; will-change: transform; transition: opacity var(--dur-base) var(--ease); opacity: 0; }
    .cursor__dot { width: 10px; height: 10px; background: #1a1a1a; border-radius: 50%; position: absolute; top: 0; left: 0; transform: translate(-50%,-50%); transition: transform 150ms ease, background 150ms ease, width 150ms ease, height 150ms ease; }
    body:has(a:hover) .cursor__dot, body:has(button:hover) .cursor__dot { width: 20px; height: 20px; background: #ff3fa4; transform: translate(-50%,-50%); }
    .cursor__label { position: absolute; top: 12px; left: 16px; background: #ff3fa4; color: #fff; font-family: var(--font); font-size: 11px; font-weight: 700; letter-spacing: 0.02em; padding: 4px 10px; border-radius: var(--radius-full); white-space: nowrap; box-shadow: 0 4px 14px rgba(255,63,164,0.35); }

    /* ══ NAV ══ */
    .nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; display: flex; align-items: center; justify-content: space-between; padding: 1rem 2rem; background: rgba(240,238,235,0.88); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid transparent; transition: border-color var(--dur-base) var(--ease); }
    .nav.scrolled { border-bottom-color: var(--border); }
    .nav__back { display: flex; align-items: center; gap: 0.5rem; font-size: var(--size-sm); font-weight: 600; color: var(--text-secondary); padding: 0.4rem 0.75rem; border-radius: var(--radius-sm); transition: color var(--dur-base) var(--ease), background var(--dur-base) var(--ease); }
    .nav__back:hover { color: var(--text-primary); background: rgba(0,0,0,0.05); }
    .nav__title { font-size: var(--size-sm); font-weight: 700; color: var(--text-primary); letter-spacing: -0.01em; }
    .nav__progress { width: 80px; height: 3px; background: var(--border); border-radius: var(--radius-full); overflow: hidden; }
    .nav__progress-bar { height: 100%; background: var(--case-accent); width: 0%; transition: width 100ms linear; border-radius: var(--radius-full); }

    /* ══ LAYOUT ══ */
    .container { max-width: 760px; margin: 0 auto; padding: 0 2rem; overflow: hidden; }
    .container--wide { max-width: 1000px; margin: 0 auto; padding: 0 2rem; }

    /* ══ ANIMAÇÕES ══ */
    @keyframes fadeUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }
    .reveal { opacity: 0; transform: translateY(28px); transition: opacity var(--dur-xslow) var(--ease-out), transform var(--dur-xslow) var(--ease-out); }
    .reveal.in-view { opacity: 1; transform: translateY(0); }

    /* ══ SEÇÕES ══ */
    .case-section { padding: var(--space-24) 0; }
    .case-section--alt { background: var(--surface-raised); }
    .section-divider { width: 100%; height: 1px; background: var(--border); }
    .section-eyebrow { font-size: var(--size-xs); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--case-accent); margin-bottom: var(--space-3); }
    .section-title { font-size: clamp(1.6rem, 3.5vw, var(--size-2xl)); font-weight: 700; letter-spacing: -0.03em; line-height: 1.2; margin-bottom: var(--space-6); }
    .section-body { font-size: var(--size-base); font-weight: 300; color: var(--text-secondary); line-height: 1.85; max-width: 640px; }
    .section-body + .section-body { margin-top: var(--space-4); }

    /* Botões */
    .btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1.75rem; border-radius: var(--radius-full); font-family: var(--font); font-size: var(--size-sm); font-weight: 600; transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease); position: relative; overflow: hidden; }
    .btn--solid { background: var(--text-primary); color: #fff; }
    .btn--outline { background: transparent; color: var(--text-primary); border: 1.5px solid var(--border); }
    .btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

    /* ══ HERO ══ */
    .case-hero { min-height: 100vh; display: flex; flex-direction: column; justify-content: flex-end; padding: 120px 0 var(--space-16); position: relative; overflow: hidden; }
    .case-hero::before { content: ''; position: absolute; inset: 0; background-image: radial-gradient(circle, rgba(0,0,0,0.10) 1px, transparent 1px); background-size: 28px 28px; z-index: 0; }
    .case-hero::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 80% 70% at 50% 60%, transparent 30%, var(--bg) 100%); z-index: 1; }
    .case-hero__inner { position: relative; z-index: 2; }

    .case-badge { display: inline-flex; align-items: center; gap: 0.4rem; font-size: var(--size-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--case-accent); background: var(--case-accent-light); border: 1px solid rgba(26,111,168,0.2); padding: 5px 14px; border-radius: var(--radius-full); margin-bottom: var(--space-6); animation: fadeUp var(--dur-xslow) var(--ease-out) both; }
    .case-hero__headline { font-size: clamp(1.8rem, 4.5vw, 3.2rem); font-weight: 800; letter-spacing: -0.04em; line-height: 1.1; color: var(--text-primary); max-width: 760px; margin-bottom: var(--space-6); animation: fadeUp var(--dur-xslow) var(--ease-out) 100ms both; }
    .case-hero__headline em { font-style: normal; color: var(--case-accent); }
    .case-hero__sub { font-size: var(--size-md); font-weight: 300; color: var(--text-secondary); max-width: 620px; line-height: 1.75; margin-bottom: var(--space-12); animation: fadeUp var(--dur-xslow) var(--ease-out) 200ms both; }

    .case-meta { display: flex; flex-wrap: wrap; gap: var(--space-4); animation: fadeUp var(--dur-xslow) var(--ease-out) 300ms both; }
    .case-meta__card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: var(--space-4) var(--space-6); min-width: 130px; box-shadow: var(--shadow-sm); }
    .case-meta__label { font-size: var(--size-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.3rem; }
    .case-meta__value { font-size: var(--size-sm); font-weight: 700; color: var(--text-primary); }
    .case-meta__card--accent { background: var(--case-accent); border-color: transparent; }
    .case-meta__card--accent .case-meta__label { color: rgba(255,255,255,0.65); }
    .case-meta__card--accent .case-meta__value { color: #fff; font-size: var(--size-md); }

    /* ══ COMPONENTES COMPARTILHADOS ══ */
    .tension-block { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--case-accent); border-radius: var(--radius-md); padding: var(--space-6) var(--space-8); margin: var(--space-8) 0; box-shadow: var(--shadow-sm); }
    .tension-block p { font-size: var(--size-md); font-weight: 600; color: var(--text-primary); line-height: 1.6; }
    .tension-block--risk { border-left-color: var(--case-accent-2); }
    .tension-block--risk p { color: var(--text-primary); }

    .bullet-list { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-6); }
    .bullet-list__item { display: flex; align-items: flex-start; gap: var(--space-3); font-size: var(--size-base); font-weight: 300; color: var(--text-secondary); line-height: 1.6; }
    .bullet-list__item::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--case-accent); margin-top: 9px; flex-shrink: 0; }

    /* ══ P2 — CONTEXTO ══ */
    .context-problems {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: var(--space-4); margin-top: var(--space-8);
    }
    .context-problem-card {
      background: var(--surface); border: 1px solid var(--border);
      border-radius: var(--radius-lg); padding: var(--space-8);
      box-shadow: var(--shadow-sm);
      transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
    }
    .context-problem-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
    .context-problem-card__icon { font-size: 1.75rem; margin-bottom: var(--space-5); line-height: 1; }
    .context-problem-card__title { font-size: var(--size-base); font-weight: 700; color: var(--text-primary); margin-bottom: var(--space-3); letter-spacing: -0.01em; }
    .context-problem-card__desc { font-size: var(--size-sm); font-weight: 300; color: var(--text-secondary); line-height: 1.75; }

    /* ══ P3 — PROBLEMA ══ */
    .problem-impact {
      display: grid; grid-template-columns: 1fr 1fr 1fr;
      gap: var(--space-4); margin-top: var(--space-8);
    }
    .impact-card {
      background: var(--surface); border: 1px solid var(--border);
      border-radius: var(--radius-lg); padding: var(--space-6);
      text-align: center; box-shadow: var(--shadow-sm);
      transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
    }
    .impact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
    .impact-card--risk { border-color: rgba(224,90,43,0.25); background: linear-gradient(135deg, #fff, rgba(224,90,43,0.04)); }
    .impact-card__icon { font-size: 1.6rem; margin-bottom: var(--space-4); }
    .impact-card__label { font-size: var(--size-xs); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); margin-bottom: var(--space-2); }
    .impact-card__desc { font-size: var(--size-sm); font-weight: 400; color: var(--text-primary); line-height: 1.55; }

    /* ══ P4 — PESQUISA ══ */
    .research-profiles {
      display: flex; gap: var(--space-4); flex-wrap: wrap;
      margin: var(--space-6) 0;
    }
    .research-profile { display: flex; align-items: center; gap: var(--space-3); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-full); padding: 0.5rem 1rem; font-size: var(--size-sm); font-weight: 600; color: var(--text-secondary); box-shadow: var(--shadow-sm); }
    .research-profile::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--case-accent); flex-shrink: 0; }

    .research-findings {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: var(--space-4); margin-top: var(--space-8);
    }
    .finding-card {
      background: var(--surface); border: 1px solid var(--border);
      border-radius: var(--radius-lg); padding: var(--space-8);
      box-shadow: var(--shadow-sm);
      transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
      position: relative; overflow: hidden;
    }
    .finding-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--case-accent); transform: scaleX(0); transform-origin: left; transition: transform var(--dur-slow) var(--ease-out); }
    .finding-card:hover::before { transform: scaleX(1); }
    .finding-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
    .finding-card__icon { font-size: 1.75rem; margin-bottom: var(--space-5); line-height: 1; }
    .finding-card__title { font-size: var(--size-base); font-weight: 700; color: var(--text-primary); margin-bottom: var(--space-3); letter-spacing: -0.01em; }
    .finding-card__desc { font-size: var(--size-sm); font-weight: 300; color: var(--text-secondary); line-height: 1.75; }

    /* ══ P5 — PRIORIZAÇÃO ══ */
    .priority-question {
      background: var(--case-accent); color: #fff;
      border-radius: var(--radius-lg);
      padding: var(--space-8) var(--space-12);
      text-align: center; margin: var(--space-8) 0;
    }
    .priority-question__label { font-size: var(--size-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.6); margin-bottom: var(--space-4); }
    .priority-question__text { font-size: clamp(1.2rem, 3vw, var(--size-lg)); font-weight: 700; color: #fff; line-height: 1.45; letter-spacing: -0.02em; }

    .priority-criteria {
      display: grid; grid-template-columns: 1fr 1fr 1fr;
      gap: var(--space-4); margin-top: var(--space-8);
    }
    .criteria-card {
      background: var(--surface); border: 1px solid var(--border);
      border-radius: var(--radius-lg); padding: var(--space-6);
      box-shadow: var(--shadow-sm);
      transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
    }
    .criteria-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
    .criteria-card__num { font-size: var(--size-xs); font-weight: 800; color: var(--case-accent); background: var(--case-accent-light); width: 28px; height: 28px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-4); letter-spacing: 0.01em; }
    .criteria-card__title { font-size: var(--size-sm); font-weight: 700; color: var(--text-primary); margin-bottom: var(--space-2); }
    .criteria-card__desc { font-size: var(--size-xs); font-weight: 300; color: var(--text-secondary); line-height: 1.65; }

    /* ══ P6 — ARQUITETURA ══ */
    .arch-steps {
      display: flex; flex-direction: column;
      gap: var(--space-3); margin-top: var(--space-8);
      position: relative;
    }
    .arch-steps::before { content: ''; position: absolute; left: 19px; top: 20px; bottom: 20px; width: 2px; background: linear-gradient(to bottom, var(--case-accent), transparent); }
    .arch-step { display: flex; gap: var(--space-6); align-items: flex-start; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-6) var(--space-8); position: relative; transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease); }
    .arch-step:hover { transform: translateX(6px); box-shadow: var(--shadow-md); }
    .arch-step__num { width: 40px; height: 40px; flex-shrink: 0; border-radius: 50%; background: var(--case-accent); color: #fff; font-size: var(--size-xs); font-weight: 800; display: flex; align-items: center; justify-content: center; box-shadow: 0 0 0 5px var(--case-accent-light); position: relative; z-index: 1; margin-top: 2px; }
    .arch-step__title { font-size: var(--size-base); font-weight: 700; color: var(--text-primary); margin-bottom: var(--space-3); letter-spacing: -0.01em; }
    .arch-step__desc { font-size: var(--size-sm); font-weight: 300; color: var(--text-secondary); line-height: 1.75; }

    /* ══ P7 — PROTOTIPAÇÃO ══ */
    .proto-improvements {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: var(--space-4); margin-top: var(--space-8);
    }
    .proto-card {
      background: var(--surface); border: 1px solid var(--border);
      border-radius: var(--radius-lg); padding: var(--space-8);
      box-shadow: var(--shadow-sm);
      transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
    }
    .proto-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
    .proto-card__before { font-size: var(--size-xs); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--case-accent-2); margin-bottom: var(--space-4); display: flex; align-items: center; gap: var(--space-2); }
    .proto-card__before::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--case-accent-2); flex-shrink: 0; }
    .proto-card__after { font-size: var(--size-xs); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--case-accent); margin-bottom: var(--space-4); display: flex; align-items: center; gap: var(--space-2); }
    .proto-card__after::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--case-accent); flex-shrink: 0; }
    .proto-card__title { font-size: var(--size-base); font-weight: 700; color: var(--text-primary); margin-bottom: var(--space-3); letter-spacing: -0.01em; }
    .proto-card__desc { font-size: var(--size-sm); font-weight: 300; color: var(--text-secondary); line-height: 1.75; }

    /* ══ P8 — RESULTADOS ══ */
    .results-hero {
      display: flex; gap: var(--space-6); margin-top: var(--space-8); flex-wrap: wrap;
    }
    .result-big {
      background: var(--case-accent); color: #fff;
      border-radius: var(--radius-lg); padding: var(--space-8);
      flex: 1; min-width: 200px; text-align: center;
      box-shadow: var(--shadow-md);
    }
    .result-big__value { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 800; color: #fff; letter-spacing: -0.06em; line-height: 1; margin-bottom: var(--space-3); }
    .result-big__label { font-size: var(--size-sm); font-weight: 300; color: rgba(255,255,255,0.75); line-height: 1.5; }

    .results-secondary {
      display: flex; flex-direction: column; gap: var(--space-4);
      flex: 1; min-width: 220px;
    }
    .result-row {
      background: var(--surface); border: 1px solid var(--border);
      border-radius: var(--radius-md); padding: var(--space-5) var(--space-6);
      display: flex; align-items: center; gap: var(--space-4);
      box-shadow: var(--shadow-sm);
      transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
    }
    .result-row:hover { transform: translateX(4px); box-shadow: var(--shadow-md); }
    .result-row__icon { font-size: 1.3rem; flex-shrink: 0; }
    .result-row__text { font-size: var(--size-sm); font-weight: 400; color: var(--text-primary); line-height: 1.5; }
    .result-row__text strong { font-weight: 700; }

    .user-quote {
      background: var(--surface-raised); border: 1px solid var(--border);
      border-radius: var(--radius-md); padding: var(--space-6) var(--space-8);
      margin-top: var(--space-8);
      position: relative;
    }
    .user-quote::before { content: '"'; font-size: 4rem; font-weight: 800; color: var(--case-accent-light); position: absolute; top: -0.5rem; left: 1.5rem; line-height: 1; }
    .user-quote__text { font-size: var(--size-md); font-weight: 300; font-style: italic; color: var(--text-secondary); line-height: 1.7; padding-left: var(--space-4); }

    /* ══ P9 — APRENDIZADOS ══ */
    .learnings-list { display: flex; flex-direction: column; gap: var(--space-6); margin-top: var(--space-8); }
    .learning { display: flex; gap: var(--space-5); align-items: flex-start; }
    .learning__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--case-accent); margin-top: 8px; flex-shrink: 0; }
    .learning__text { font-size: var(--size-base); font-weight: 300; color: var(--text-secondary); line-height: 1.75; }
    .learning__text strong { font-weight: 700; color: var(--text-primary); }

    .closing-statement { background: linear-gradient(135deg, var(--case-accent) 0%, #0d4a7a 100%); border-radius: var(--radius-lg); padding: var(--space-12) var(--space-8); text-align: center; margin-top: var(--space-12); }
    .closing-statement p { font-size: var(--size-md); font-weight: 300; color: rgba(255,255,255,0.85); line-height: 1.8; max-width: 540px; margin: 0 auto; }
    .closing-statement strong { font-weight: 700; color: #fff; }

    /* ══ FOOTER ══ */
    /* ══ COMPARE SLIDER ══ */
    .compare-slider { position: relative; width: 85%; max-width: 720px; margin: var(--space-8) auto; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); cursor: ew-resize; user-select: none; aspect-ratio: 4/3; }
    .compare-slider__before, .compare-slider__after { position: absolute; inset: 0; width: 100%; height: 100%; }
    .compare-slider__before img, .compare-slider__after img { width: 100%; height: 100%; object-fit: cover; display: block; border-radius: 0; margin: 0; box-shadow: none; }
    .compare-slider__after { clip-path: inset(0 50% 0 0); }
    .compare-slider__label { position: absolute; top: 1rem; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 12px; border-radius: 999px; color: #fff; pointer-events: none; }
    .compare-slider__label--before { left: 1rem; background: rgba(0,0,0,0.5); }
    .compare-slider__label--after { right: 1rem; background: var(--case-accent); }
    .compare-slider__handle { position: absolute; top: 0; bottom: 0; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; justify-content: center; pointer-events: none; z-index: 10; }
    .compare-slider__line { position: absolute; top: 0; bottom: 0; width: 2px; background: #fff; box-shadow: 0 0 8px rgba(0,0,0,0.4); }
    .compare-slider__btn { width: 44px; height: 44px; border-radius: 50%; background: #fff; box-shadow: 0 4px 16px rgba(0,0,0,0.25); display: flex; align-items: center; justify-content: center; color: var(--text-primary); position: relative; z-index: 1; }

    /* ══ FOOTER ══ */

    
    /* ══ IMAGENS COM LIGHTBOX ══ */
    .img-wrap {
      position: relative; margin: var(--space-8) 0; cursor: zoom-in;
      border-radius: var(--radius-lg); overflow: hidden; display: block;
      max-height: 260px; background: var(--surface-raised);
      max-width: 100%;
    }
    .img-wrap::after {
      content: ""; position: absolute; inset: 0; background: rgba(0,0,0,0);
      transition: background 200ms ease;
    }
    .img-wrap:hover::after { background: rgba(0,0,0,0.1); }
    .img-wrap__zoom {
      position: absolute; bottom: 0.75rem; right: 0.75rem;
      background: rgba(255,255,255,0.92); border-radius: 999px;
      padding: 5px 12px; font-size: 11px; font-weight: 700;
      letter-spacing: 0.06em; color: var(--text-primary);
      display: flex; align-items: center; gap: 5px;
      z-index: 2; pointer-events: none;
      opacity: 1; transition: opacity 200ms ease; box-shadow: var(--shadow-sm);
    }
    .img-wrap:hover .img-wrap__zoom { opacity: 1; background: rgba(255,255,255,1); }
    .case-img {
      width: 100%; max-width: 100%; height: auto; max-height: 360px;
      object-fit: contain; display: block;
    }
    /* ══ LIGHTBOX ══ */
    .lightbox {
      position: fixed; inset: 0; background: rgba(0,0,0,0.92); z-index: 99999;
      display: flex; align-items: center; justify-content: center;
      opacity: 0; visibility: hidden; transition: opacity 250ms ease, visibility 250ms ease; padding: 2rem;
      cursor: default;
    }
    .lightbox * { cursor: default; }
    .lightbox__close { cursor: pointer; }
    body.lightbox-open .cursor { display: none !important; }
    .lightbox.active { opacity: 1; visibility: visible; }
    .lightbox__img {
      max-width: 100%; max-height: 90vh; border-radius: var(--radius-lg);
      box-shadow: 0 32px 80px rgba(0,0,0,0.6); transform: scale(0.95);
      transition: transform 250ms ease; object-fit: contain;
    }
    .lightbox.active .lightbox__img { transform: scale(1); }
    .lightbox__close {
      position: absolute; top: 1.5rem; right: 1.5rem; width: 44px; height: 44px;
      background: rgba(255,255,255,0.15); border: none; border-radius: 50%;
      color: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center;
      transition: background 150ms ease;
    }
    .lightbox__close:hover { background: rgba(255,255,255,0.3); }

    /* ══ RESPONSIVE ══ */
    .nav__lang { display: flex; align-items: center; gap: 0.5rem; color: var(--text-secondary); font-weight: 600; font-size: var(--size-sm); padding: 0.375rem 0.75rem; border-radius: var(--radius-sm); border: 1.5px solid var(--border); transition: color 280ms ease, border-color 280ms ease; }
    .nav__lang:hover { color: var(--text-primary); border-color: var(--text-primary); }
    .nav__link { display: flex; align-items: center; gap: 0.5rem; color: var(--text-secondary); font-weight: 600; font-size: var(--size-sm); padding: 0.375rem 0.75rem; border-radius: 6px; transition: color 280ms ease, background 280ms ease; }
    .nav__link:hover { color: var(--text-primary); background: rgba(0,0,0,0.05); }
  
            /* ══ FOOTER NAVEGAÇÃO CIRCULAR ══ */
    .case-footer {
      padding: var(--space-8) 0;
      border-top: 1px solid var(--border);
    }
    .case-footer__nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      max-width: 640px;
      margin: 0 auto;
    }
    .case-footer__prev {
      display: flex; flex-direction: column; gap: 4px;
      align-items: flex-start;
      flex: 1;
    }
    .case-footer__next {
      display: flex; flex-direction: column; gap: 4px;
      align-items: flex-end;
      text-align: right;
      flex: 1;
    }
    .case-footer__center {
      display: flex; flex-direction: column;
      align-items: center; gap: 4px;
      flex-shrink: 0;
      padding: 0 var(--space-6);
    }
    .case-footer__dir {
      font-size: 0.65rem; font-weight: 700;
      letter-spacing: 0.12em; text-transform: uppercase;
      color: var(--text-muted);
    }
    .case-footer__link {
      font-size: var(--size-sm); font-weight: 700;
      color: var(--text-primary); text-decoration: none;
      transition: color 200ms ease;
    }
    .case-footer__link:hover { color: var(--case-accent); }
    .case-footer__home {
      width: 40px; height: 40px; border-radius: 50%;
      background: var(--surface); border: 1.5px solid var(--border);
      display: flex; align-items: center; justify-content: center;
      color: var(--text-muted); transition: all 200ms ease;
      text-decoration: none;
    }
    .case-footer__home:hover {
      background: var(--text-primary); color: #fff;
      border-color: var(--text-primary);
    }
    .case-footer__home-label {
      font-size: 0.6rem; font-weight: 700;
      color: var(--text-muted); letter-spacing: 0.1em;
      text-transform: uppercase;
    }
    @media (max-width: 600px) {
      .case-footer__nav { gap: var(--space-4); }
      .case-footer__center { padding: 0 var(--space-3); }
      .case-footer__link { font-size: var(--size-xs); }
    }
      .case-footer__link { font-size: var(--size-xs); }
    }
      .case-footer__next { align-items: center; text-align: center; }
    }

    /* ══ RESPONSIVO COMPLETO ══ */
    @media (max-width: 768px) {
      /* Nav */
      .nav { padding: 0.875rem 1.25rem; }
      .nav__title { font-size: 0.75rem; max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

      /* Hero */
      .case-hero { padding: 100px 0 var(--space-12); }
      .case-hero__headline { font-size: clamp(1.5rem, 5vw, 2rem); }
      .case-hero__sub { font-size: var(--size-sm); }
      .case-badge { font-size: 0.65rem; }

      /* Meta cards */
      .case-meta { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
      .case-meta__card { min-width: unset; }

      /* Seções */
      .case-section { padding: var(--space-12) 0; }
      .section-title { font-size: clamp(1.25rem, 4vw, 1.75rem); }
      .section-body { font-size: var(--size-sm); }

      /* Grids */
      .conflict-vs { grid-template-columns: 1fr; gap: var(--space-4); }
      .conflict-vs__divider { display: none; }
      .role-grid { grid-template-columns: 1fr; }
      .pain-cards { grid-template-columns: 1fr; }
      .livia-principles { grid-template-columns: 1fr; }
      .results-grid { grid-template-columns: 1fr 1fr; }
      .decision-cards { grid-template-columns: 1fr; }
      .learnings-list { gap: var(--space-6); }
      .research-profiles { grid-template-columns: 1fr; }
      .impact-cards { grid-template-columns: 1fr; }
      .benchmark-grid { grid-template-columns: 1fr; }
      .mvp-grid { grid-template-columns: 1fr 1fr; }
      .arch-grid { grid-template-columns: 1fr; }
      .test-results { grid-template-columns: 1fr; }
      .prio-grid { grid-template-columns: 1fr; }
      .improve-list { gap: var(--space-4); }
      .result-cards { grid-template-columns: 1fr 1fr; }

      /* Imagens */
      .img-wrap { max-height: 260px; }
      .case-img { height: auto; max-height: 260px; }

      /* Compare slider */
      .compare-slider { width: 100%; max-width: 100%; }

      /* Footer circular */
      .case-footer__nav { grid-template-columns: 1fr; justify-items: center; gap: var(--space-6); text-align: center; }
      .case-footer__prev { align-items: center; }
      .case-footer__next { align-items: center; }
      .case-footer__link { font-size: var(--size-base); }

      /* Botões */
      .btn { font-size: var(--size-sm); padding: 0.6rem 1.2rem; }
    }

    @media (max-width: 480px) {
      .case-meta { grid-template-columns: 1fr 1fr; }
      .results-grid { grid-template-columns: 1fr; }
      .result-cards { grid-template-columns: 1fr; }
      .mvp-grid { grid-template-columns: 1fr; }
      .case-hero__headline { font-size: 1.4rem; }
      .img-wrap { max-height: 200px; }
      .case-img { height: auto; max-height: 200px; }
    }