/* ============================================================
   TEIJI ENGENHARIA — Landing Page
   Estética: precisão de engenharia + tinta japonesa (sumi-e)
   Tokens do design system embutidos (site self-contained p/ deploy).
   Fonte canônica documentada em design-system/tokens.css
   ============================================================ */
:root{
  --ink-900:#04123A; --ink-800:#071B4D; --ink-700:#0A2E6E; --ink-600:#123A82;
  --ink-500:#184878; --ink-400:#2E5A94;
  --red-600:#B01414; --red-500:#D81E1E; --red-400:#E8443A;
  --paper:#F7F5F0; --paper-2:#EFEDE6; --sumi-100:#E3E6EB; --sumi-300:#9AA6B4;
  --sumi-500:#5A6675; --sumi-700:#2A3442; --line:#D8DCE3; --white:#FFFFFF;
  --bg:var(--paper); --bg-alt:var(--paper-2); --bg-ink:var(--ink-900); --bg-ink-2:var(--ink-800);
  --text:var(--sumi-700); --text-muted:var(--sumi-500); --text-on-ink:#E9EDF3; --text-on-ink-muted:#9FB0C6;
  --accent:var(--red-500); --primary:var(--ink-700);
  --font-d:"Archivo","Segoe UI",system-ui,sans-serif;
  --font-b:"Inter","Segoe UI",system-ui,sans-serif;
  --fs-hero:clamp(2.4rem, 1.4rem + 4.4vw, 4.6rem);
  --fs-h2:clamp(1.7rem, 1.1rem + 2.6vw, 2.9rem);
  --fs-h3:clamp(1.05rem, .95rem + .5vw, 1.3rem);
  --fs-lead:clamp(1.05rem, .98rem + .5vw, 1.28rem);
  --fs-body:1rem; --fs-sm:.9rem; --fs-over:.72rem;
  --maxw:1200px; --gutter:clamp(20px, 5vw, 40px); --section-y:clamp(64px, 8vw, 112px);
  --radius:4px; --radius-lg:10px; --radius-pill:100px;
  --shadow-sm:0 1px 2px rgba(4,18,58,.06), 0 2px 8px rgba(4,18,58,.06);
  --shadow-md:0 10px 30px rgba(4,18,58,.10);
  --shadow-lg:0 24px 60px rgba(4,18,58,.18);
  --shadow-red:0 12px 30px rgba(216,30,30,.28);
  --ease:cubic-bezier(.22,.61,.36,1); --dur:.5s;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{
  font-family:var(--font-b);color:var(--text);background:var(--bg);
  font-size:var(--fs-body);line-height:1.6;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-d);line-height:1.08;color:var(--ink-900);letter-spacing:-.02em;font-weight:800}
button{font-family:inherit;cursor:pointer}
::selection{background:var(--red-500);color:#fff}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
.section{padding-block:var(--section-y);position:relative}
.section--alt{background:var(--bg-alt)}
.section--ink{background:var(--bg-ink);color:var(--text-on-ink)}
.section--ink h2,.section--ink h3{color:#fff}
.narrow{max-width:820px}

/* ---------- overline ---------- */
.overline{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--font-b);font-weight:700;font-size:var(--fs-over);
  text-transform:uppercase;letter-spacing:.22em;color:var(--red-500);margin-bottom:18px;
}
.overline::before{content:"";width:26px;height:2px;background:var(--red-500);display:inline-block}
.section--ink .overline{color:var(--red-400)}

.section-head{max-width:900px;margin-bottom:clamp(34px,4vw,54px)}
h2.title{font-size:var(--fs-h2)}
.lead{font-size:var(--fs-lead);color:var(--text-muted);max-width:680px;margin-top:18px}
.section--ink .lead{color:var(--text-on-ink-muted)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--red-500);color:#fff;font-weight:700;font-size:1rem;
  padding:15px 28px;border:none;border-radius:var(--radius);
  box-shadow:var(--shadow-red);transition:transform .25s var(--ease),background .25s,box-shadow .25s;
  white-space:nowrap;
}
.btn:hover{background:var(--red-600);transform:translateY(-2px);box-shadow:0 16px 38px rgba(216,30,30,.36)}
.btn svg{width:18px;height:18px}
.btn--ghost{background:transparent;color:var(--ink-700);border:1.5px solid var(--line);box-shadow:none}
.btn--ghost:hover{background:transparent;border-color:var(--ink-700);color:var(--ink-700)}
.btn--lg{padding:18px 36px;font-size:1.05rem}
.cta-block{margin-top:8px}
.cta-block .micro{font-style:italic;color:var(--text-muted);margin-bottom:14px;font-size:.98rem}
.section--ink .cta-block .micro{color:var(--text-on-ink-muted)}
.cta-block.center{text-align:center;display:flex;flex-direction:column;align-items:center}

/* ============================================================
   HEADER
   ============================================================ */
.header{
  position:fixed;inset:0 0 auto 0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px max(var(--gutter),calc((100% - var(--maxw))/2 + var(--gutter)));transition:padding .35s,box-shadow .5s var(--ease);
}
/* fundo que desliza de cima p/ baixo ao rolar */
.header > *{position:relative;z-index:1}
.header::before{content:"";position:absolute;inset:0;z-index:0;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transform:translateY(-100%);transition:transform .5s var(--ease)}
.header.scrolled::before{transform:translateY(0)}
.header__logo img{height:48px;width:auto}
.header__logo .logo-color{display:none}
.header.scrolled{padding-block:12px;box-shadow:var(--shadow-sm)}
.header.scrolled .logo-white{display:none}
.header.scrolled .logo-color{display:block}
.header.scrolled .nav a:not(.btn){color:var(--sumi-700)}
.header.scrolled .nav a:not(.btn):hover{color:var(--ink-700)}
.header.scrolled .header__toggle span{background:var(--ink-900)}
.nav{display:flex;align-items:center;gap:30px}
.nav a{font-size:.92rem;font-weight:500;color:rgba(255,255,255,.9);position:relative;transition:color .2s}
.nav a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--red-500);transition:width .25s var(--ease)}
.nav a:hover::after{width:100%}
.nav a:hover{color:#fff}
.header__toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;padding:6px}
.header__toggle span{width:26px;height:2px;background:#fff;transition:.3s;display:block}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;min-height:96vh;display:flex;align-items:center;color:#fff;overflow:hidden;isolation:isolate}
.hero__bg{position:absolute;inset:0;z-index:-2}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center 30%}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(100deg, rgba(4,18,58,.94) 0%, rgba(4,18,58,.80) 42%, rgba(7,27,77,.42) 100%),
    linear-gradient(0deg, rgba(4,18,58,.55), transparent 45%);
}
.hero__enso{position:absolute;right:-8%;top:50%;transform:translateY(-50%);width:min(60vw,720px);opacity:.18;z-index:-1;pointer-events:none}
.hero .wrap{padding-block:150px 60px;width:100%}
.hero__inner{max-width:820px}
.hero__sun{display:inline-flex;align-items:center;gap:10px;font-size:.8rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin-bottom:26px;opacity:.9}
.hero__sun .dot{width:11px;height:11px;border-radius:50%;background:var(--red-500);box-shadow:0 0 0 6px rgba(216,30,30,.18)}
.hero h1{
  color:#fff;font-size:var(--fs-hero);font-weight:800;letter-spacing:-.025em;margin-bottom:24px;
  text-wrap:balance;
}
.hero h1 em{font-style:normal;color:var(--red-400)}
.hero__sub{font-size:var(--fs-lead);color:#DDE5F0;max-width:600px;margin-bottom:34px}
.hero .cta-block .micro{color:#B9C6DB}
.hero__cta-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}

/* trust strip */
.trust{
  border-top:1px solid rgba(255,255,255,.15);margin-top:52px;padding-top:26px;
  display:grid;grid-template-columns:repeat(4,auto);gap:38px;justify-content:start;
}
.trust__item .n{font-family:var(--font-d);font-size:1.9rem;font-weight:800;color:#fff;line-height:1}
.trust__item .l{font-size:.82rem;color:#AEBCD2;margin-top:6px;letter-spacing:.02em}

/* ============================================================
   ESCOPO HIDRÁULICO — cards
   ============================================================ */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px 26px;
  transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;left:0;top:0;width:3px;height:0;background:var(--red-500);transition:height .3s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:transparent}
.card:hover::before{height:100%}
.card__ico{
  width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,var(--ink-700),var(--ink-900));margin-bottom:20px;
}
.card__ico svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:1.7}
.card h3{font-size:var(--fs-h3);margin-bottom:10px;color:var(--ink-900)}
.card p{font-size:.95rem;color:var(--text-muted)}

/* ============================================================
   OBRAS CIVIS — chips + band
   ============================================================ */
.chips{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:8px}
.chip{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;font-weight:600;color:var(--ink-800);display:flex;align-items:center;gap:14px;
  transition:border-color .25s,transform .25s;
}
.chip:hover{border-color:var(--ink-500);transform:translateX(3px)}
.chip::before{content:"";width:9px;height:9px;background:var(--red-500);flex:none;transform:rotate(45deg)}

/* parallax band */
.band{position:relative;height:clamp(320px,46vw,520px);overflow:hidden;display:flex;align-items:center}
.band__bg{position:absolute;inset:-12% 0;z-index:0}
.band__bg img{width:100%;height:100%;object-fit:cover;will-change:transform}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,18,58,.88),rgba(4,18,58,.45))}
.band .wrap{position:relative;z-index:1;color:#fff;width:100%}
.band h2{color:#fff;max-width:820px;font-size:clamp(2.1rem,1.3rem + 3.4vw,3.6rem);font-weight:800;letter-spacing:-.025em;line-height:1.06;text-wrap:balance}
.band p{color:#DDE5F0;max-width:520px;margin-top:16px;font-size:var(--fs-lead)}

/* ============================================================
   COMPARATIVA (ink)
   ============================================================ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:10px}
.compare__col{border-radius:var(--radius-lg);padding:30px 28px}
.compare__col--bad{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.09)}
.compare__col--good{background:linear-gradient(160deg,rgba(216,30,30,.14),rgba(216,30,30,.04));border:1px solid rgba(216,30,30,.35)}
.compare__col h3{font-size:1.15rem;margin-bottom:22px;display:flex;align-items:center;gap:10px}
.compare__col--bad h3{color:#9FB0C6}
.compare li{list-style:none;display:flex;gap:12px;padding:13px 0;border-top:1px solid rgba(255,255,255,.07);font-size:.98rem;color:#D6DEEA}
.compare li:first-of-type{border-top:none}
.compare__col--bad li .mk{color:#7C8AA0}
.compare__col--good li{color:#EEF3FA}
.mk{flex:none;width:22px;height:22px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem}
.mk--x{color:#7C8AA0}
.mk--v{color:#fff;background:var(--red-500);border-radius:50%;font-size:.72rem}

/* ============================================================
   DIFERENCIAIS / SETORES — feature lists
   ============================================================ */
/* Diferenciais — cards com ícone, número fantasma e animação */
.diffs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.diff{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px 26px 28px;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.diff:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:transparent}
.diff__n{position:absolute;top:12px;right:18px;font-family:var(--font-d);font-weight:800;font-size:2.6rem;line-height:1;color:var(--paper-2);transition:color .35s}
.diff:hover .diff__n{color:rgba(216,30,30,.16)}
.diff__ico{width:52px;height:52px;border-radius:13px;background:linear-gradient(150deg,var(--ink-700),var(--ink-900));display:flex;align-items:center;justify-content:center;margin-bottom:18px;position:relative;z-index:1;transition:transform .35s var(--ease)}
.diff:hover .diff__ico{transform:scale(1.06) rotate(-3deg)}
.diff__ico svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:1.7}
.diff h3{font-size:1.1rem;color:var(--ink-900);margin-bottom:8px;font-weight:800;position:relative;z-index:1}
.diff p{font-size:.93rem;color:var(--text-muted);position:relative;z-index:1}
.diff::after{content:"";position:absolute;left:0;bottom:0;height:3px;width:0;background:var(--red-500);transition:width .4s var(--ease)}
.diff:hover::after{width:100%}

/* Escopo hidráulico — lista editorial em linhas */
.scope-list{border-top:1px solid var(--line)}
.scope-row{display:grid;grid-template-columns:44px 54px 1fr;gap:22px;align-items:center;padding:24px 8px;border-bottom:1px solid var(--line);position:relative;transition:background .3s var(--ease),padding .3s var(--ease)}
.scope-row::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--red-500);transform:scaleY(0);transform-origin:top;transition:transform .35s var(--ease)}
.scope-row:hover{background:var(--paper-2);padding-left:20px}
.scope-row:hover::before{transform:scaleY(1)}
.scope-row__n{font-family:var(--font-d);font-weight:800;font-size:1.3rem;color:var(--red-500)}
.scope-row__ico{width:54px;height:54px;border-radius:13px;background:linear-gradient(150deg,var(--ink-700),var(--ink-900));display:flex;align-items:center;justify-content:center}
.scope-row__ico svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:1.7}
.scope-row__body h3{font-size:1.15rem;color:var(--ink-900);font-weight:800;margin-bottom:3px}
.scope-row__body p{font-size:.95rem;color:var(--text-muted);max-width:660px}

/* Obras civis — foto + checklist */
.civil-split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,52px);align-items:center}
.civil-split__media img{width:100%;border-radius:var(--radius-lg);aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow-md)}
.civil-list{display:grid;grid-template-columns:1fr 1fr;gap:0 26px}
.civil-list li{list-style:none;display:flex;gap:12px;align-items:center;font-weight:600;color:var(--ink-800);font-size:1.02rem;padding:14px 0;border-bottom:1px solid var(--line)}
.civil-list li svg{flex:none;width:22px;height:22px;stroke:var(--red-500);fill:none;stroke-width:2.4}

/* Setores — faixa de ícone+rótulo, sem caixas */
.sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:0 8px}
.sector-item{display:flex;align-items:center;gap:16px;padding:22px 16px;border-bottom:1px solid var(--line);transition:transform .3s var(--ease)}
.sector-item:hover{transform:translateX(5px)}
.sector-item__ico{width:54px;height:54px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;flex:none;transition:border-color .3s,background .3s}
.sector-item:hover .sector-item__ico{border-color:var(--red-500);background:rgba(216,30,30,.06)}
.sector-item__ico svg{width:26px;height:26px;stroke:var(--ink-700);fill:none;stroke-width:1.6;transition:stroke .3s}
.sector-item:hover .sector-item__ico svg{stroke:var(--red-500)}
.sector-item__label{font-weight:700;color:var(--ink-900);font-size:1.02rem}

@media(max-width:860px){
  .civil-split{grid-template-columns:1fr}
  .sectors{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .scope-row{grid-template-columns:36px 1fr;gap:14px}
  .scope-row__ico{display:none}
  .civil-list{grid-template-columns:1fr}
  .sectors{grid-template-columns:1fr}
}

.sector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sector{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 22px;
  display:flex;flex-direction:column;gap:14px;transition:transform .25s,box-shadow .25s;
}
.sector:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.sector svg{width:30px;height:30px;stroke:var(--ink-700);fill:none;stroke-width:1.6}
.sector span{font-weight:700;color:var(--ink-900)}

/* ============================================================
   SOBRE
   ============================================================ */
.about{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,64px);align-items:center}
.about.rev{grid-template-columns:.95fr 1.05fr}
.why-list{list-style:none;margin:8px 0 4px}
.why-list li{display:flex;gap:12px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line);font-weight:600;color:var(--ink-800);font-size:1.02rem}
.why-list li:last-child{border-bottom:none}
.why-list li svg{flex:none;width:22px;height:22px;stroke:var(--red-500);fill:none;stroke-width:2.4;margin-top:1px}
.about__stats{display:flex;gap:30px;margin:26px 0;flex-wrap:wrap}
.about__stats .n{font-family:var(--font-d);font-size:2rem;font-weight:800;color:var(--ink-700)}
.about__stats .l{font-size:.85rem;color:var(--text-muted)}
.about p{margin-bottom:16px;color:var(--text-muted)}
.about p strong{color:var(--ink-900)}
.clients{margin:22px 0 6px}
.clients__label{font-size:.78rem;text-transform:uppercase;letter-spacing:.16em;color:var(--text-muted);margin-bottom:12px}
.clients__list{display:flex;flex-wrap:wrap;gap:10px}
.clients__list span{
  border:1px solid var(--line);border-radius:var(--radius-pill);padding:7px 16px;
  font-weight:700;font-size:.86rem;color:var(--ink-700);background:#fff;
}
.about__media{position:relative}
.about__media img{width:100%;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);aspect-ratio:4/5;object-fit:cover}
.about__badge{
  position:absolute;left:-14px;bottom:24px;background:#fff;border-radius:var(--radius-lg);
  padding:18px 22px;box-shadow:var(--shadow-md);border-left:4px solid var(--red-500);max-width:230px;
}
.about__badge .n{font-family:var(--font-d);font-size:1.5rem;font-weight:800;color:var(--ink-900)}
.about__badge .l{font-size:.82rem;color:var(--text-muted)}

/* ============================================================
   PORTFÓLIO — horizontal scroll + lightbox
   ============================================================ */
.pf-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap}
.pf-hint{font-size:.82rem;color:var(--text-muted);display:flex;align-items:center;gap:8px}
.pf-hint svg{width:18px;height:18px;stroke:var(--red-500);fill:none;stroke-width:2}
.pf-scroll{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  max-width:var(--maxw);margin:0 auto;padding:32px var(--gutter) 8px;
}
.pf-item{
  aspect-ratio:3/4;border-radius:var(--radius-lg);overflow:hidden;
  position:relative;cursor:zoom-in;background:var(--ink-900);
}
.pf-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.pf-item:hover img{transform:scale(1.06)}
.pf-item__cap{display:none}
.pf-item__zoom{position:absolute;top:12px;right:12px;width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.16);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .25s}
.pf-item:hover .pf-item__zoom{opacity:1}
.pf-item__zoom svg{width:16px;height:16px;stroke:#fff;fill:none;stroke-width:2}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(4,10,26,.94);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .3s}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{max-width:90vw;max-height:86vh;border-radius:6px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox__close,.lightbox__nav{position:absolute;background:rgba(255,255,255,.12);border:none;color:#fff;border-radius:50%;width:52px;height:52px;font-size:1.4rem;display:flex;align-items:center;justify-content:center;transition:background .2s}
.lightbox__close:hover,.lightbox__nav:hover{background:var(--red-500)}
.lightbox__close{top:24px;right:24px}
.lightbox__nav{top:50%;transform:translateY(-50%)}
.lightbox__nav.prev{left:24px}
.lightbox__nav.next{right:24px}
.lightbox__cap{position:absolute;bottom:26px;left:0;right:0;text-align:center;color:#DDE5F0;font-size:.92rem}

/* ============================================================
   FORNECEDORES / PARCEIROS — carrossel infinito
   ============================================================ */
.logos .section-head{text-align:center;margin-inline:auto}
.logos .overline{justify-content:center}
.logos-marquee{
  position:relative;overflow:hidden;padding-block:8px;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 8%,#000 92%,transparent 100%);
          mask-image:linear-gradient(90deg,transparent 0,#000 8%,#000 92%,transparent 100%);
}
/* fundo do próprio track = backdrop p/ o mix-blend-mode dos logos (mesmo contexto de empilhamento do transform) */
.logos-track{display:flex;width:max-content;background:var(--bg-alt);animation:logos-scroll 48s linear infinite;will-change:transform}
.logos-marquee:hover .logos-track,.logos-marquee:focus-within .logos-track{animation-play-state:paused}
@keyframes logos-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.logo-card{
  flex:none;
  width:clamp(150px,20vw,184px);height:clamp(80px,11vw,94px);
  margin-right:clamp(10px,2vw,20px);
  display:flex;align-items:center;justify-content:center;padding:10px 18px;
}
/* logos em cinza (sem fundo/sombra); o multiply dissolve o branco no fundo da seção */
.logo-card img{
  width:100%;height:100%;object-fit:contain;
  filter:grayscale(1);
  mix-blend-mode:multiply;
  opacity:.68;
  transition:filter .45s var(--ease),opacity .45s var(--ease);
}
.logo-card:hover img{filter:grayscale(0);opacity:1}
@media (prefers-reduced-motion:reduce){
  .logos-track{animation:none;flex-wrap:wrap;justify-content:center;width:auto;gap:16px}
  .logos-track .logo-card[aria-hidden="true"]{display:none}
  .logos-track .logo-card{margin-right:0}
  .logos-marquee{-webkit-mask-image:none;mask-image:none}
}

/* ============================================================
   FAQ
   ============================================================ */
.faq{max-width:100%}
.faq__item{border-bottom:1px solid var(--line)}
.faq__q{width:100%;background:none;border:none;text-align:left;padding:24px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;font-family:var(--font-d);font-weight:700;font-size:1.08rem;color:var(--ink-900)}
.faq__ico{flex:none;width:26px;height:26px;position:relative}
.faq__ico::before,.faq__ico::after{content:"";position:absolute;background:var(--red-500);transition:transform .3s var(--ease)}
.faq__ico::before{top:50%;left:0;right:0;height:2px;transform:translateY(-50%)}
.faq__ico::after{left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%)}
.faq__item.open .faq__ico::after{transform:translateX(-50%) scaleY(0)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq__a p{padding:0 0 24px;color:var(--text-muted);max-width:760px}

/* ============================================================
   CTA FINAL + FORM
   ============================================================ */
.final{position:relative;overflow:hidden}
.final__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,60px);align-items:center}
.form-card{background:#fff;border-radius:var(--radius-lg);padding:clamp(26px,3vw,40px);box-shadow:var(--shadow-lg)}
.form-card h3{font-size:1.4rem;margin-bottom:6px}
.form-card .sub{color:var(--text-muted);font-size:.95rem;margin-bottom:24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.85rem;font-weight:600;color:var(--ink-800);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:var(--radius);
  font-family:inherit;font-size:.98rem;color:var(--ink-900);background:#fff;transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink-700);box-shadow:0 0 0 3px rgba(10,46,110,.12)}
.field textarea{resize:vertical;min-height:84px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-card .btn{width:100%;justify-content:center;margin-top:6px}
.form-note{font-size:.78rem;color:var(--text-muted);margin-top:14px;text-align:center}
/* passo a passo animado */
.proc-card{background:#fff;border-radius:var(--radius-lg);padding:clamp(26px,3vw,40px);box-shadow:var(--shadow-lg);position:relative}
.proc-card h3{font-size:1.4rem;margin-bottom:6px;color:var(--ink-900)}
.proc-card .sub{color:var(--text-muted);font-size:.95rem;margin-bottom:28px}
.proc-card .btn{width:100%;justify-content:center;margin-top:26px}
.process{position:relative;display:flex;flex-direction:column;gap:6px}
.process::before{content:"";position:absolute;left:23px;top:26px;bottom:56px;width:2px;background:var(--line)}
.process::after{content:"";position:absolute;left:23px;top:26px;width:2px;height:0;background:var(--red-500);transition:height 1.1s var(--ease) .15s}
.process.in::after{height:calc(100% - 82px)}
.pstep{display:flex;gap:18px;padding:12px 0;position:relative}
.pstep__num{width:48px;height:48px;border-radius:50%;background:#fff;border:2px solid var(--line);color:var(--sumi-500);font-family:var(--font-d);font-weight:800;font-size:1.1rem;display:flex;align-items:center;justify-content:center;flex:none;position:relative;z-index:1;transition:background .45s var(--ease),border-color .45s var(--ease),color .45s var(--ease),box-shadow .45s var(--ease),transform .45s var(--ease)}
.pstep.in .pstep__num{background:var(--red-500);border-color:var(--red-500);color:#fff;box-shadow:var(--shadow-red);transform:scale(1.06)}
.pstep__body{padding-top:4px}
.pstep__body h4{font-family:var(--font-d);font-size:1.08rem;font-weight:800;color:var(--ink-900);margin-bottom:5px}
.pstep__body p{font-size:.92rem;color:var(--text-muted)}
.final__copy h2{color:#fff}
.final__copy p{color:var(--text-on-ink-muted);margin-top:18px;font-size:var(--fs-lead);max-width:480px}
.final__enso{position:absolute;left:-8%;bottom:-24%;width:min(52vw,600px);opacity:.14;pointer-events:none}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:#030C24;color:#9FB0C6;padding-block:56px 30px;font-size:.9rem}
.footer__top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer__logo img{height:56px;margin-bottom:18px}
.footer__col h4{color:#fff;font-family:var(--font-b);font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;margin-bottom:16px;font-weight:700}
.footer__col a,.footer__col p{color:#9FB0C6;margin-bottom:10px;transition:color .2s;display:block}
.footer__col a:hover{color:#fff}
.footer__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:.82rem;color:#6C7C93}
.footer__bottom a{color:#9FB0C6}
.footer__bottom a:hover{color:#fff}

/* floating whatsapp */

/* ============================================================
   REVEAL ON SCROLL
   ============================================================ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}

/* ============================================================
   LOADER
   ============================================================ */
.loader{position:fixed;inset:0;z-index:200;background:var(--ink-900);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:20px;transition:opacity .6s,visibility .6s}
.loader.done{opacity:0;visibility:hidden}
.loader__mark{width:96px;height:96px;position:relative;display:flex;align-items:center;justify-content:center}
.loader__enso{width:100%;height:100%;object-fit:contain;opacity:.9;animation:spin 2.4s linear infinite}
.loader.done .loader__enso,.loader.done .loader__sun{animation:none}
.loader__sun{position:absolute;top:16%;right:20%;width:14px;height:14px;border-radius:50%;background:var(--red-500);box-shadow:0 0 0 5px rgba(216,30,30,.18);animation:pulse 1.6s ease-in-out infinite}
.loader__txt{color:#8FA0B8;font-size:.8rem;letter-spacing:.24em;text-transform:uppercase}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{50%{transform:scale(1.25)}}
/* animação de digitação — revela caracteres já posicionados (sem reflow) */
.tc{opacity:0}
.tc.on{opacity:1}
.tc.cursor{position:relative}
.tc.cursor::after{content:"";position:absolute;left:100%;top:8%;width:.09em;height:.82em;margin-left:.05em;background:var(--red-500);animation:caret .8s steps(1) infinite}
@keyframes caret{50%{opacity:0}}

/* entrada do hero */
@keyframes heroZoom{from{transform:scale(1.14)}to{transform:scale(1)}}
@keyframes heroUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.hero__bg img{animation:heroZoom 1.8s var(--ease) both}
.hero__sun{animation:heroUp .7s var(--ease) both .1s}
.hero__sub{animation:heroUp .7s var(--ease) both .5s}
.hero .cta-block{animation:heroUp .7s var(--ease) both .75s}
.hero .trust{animation:heroUp .7s var(--ease) both .95s}

/* Botão flutuante do Merlin com a cor da identidade Teiji (navy) */
.merlin-button{background:var(--ink-700)!important}

/* Kanji 定時 — marca d'água (Sobre) */
.jp-kanji{position:absolute;top:50%;right:2%;transform:translateY(-50%);writing-mode:vertical-rl;font-family:var(--font-d);font-weight:900;font-size:clamp(140px,26vw,340px);line-height:.9;color:var(--ink-900);opacity:.04;pointer-events:none;user-select:none;z-index:0}
.jp-kanji--light{color:#fff;opacity:.05}
.jp-kanji--left{right:auto;left:2%}
#sobre .about,#escopo .wrap,#comparativa .wrap{position:relative;z-index:1}
@media (max-width:960px){.jp-kanji{display:none}}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:960px){
  .grid-3,.sector-grid,.chips,.pf-scroll,.diffs{grid-template-columns:repeat(2,1fr)}
  .about,.about.rev{grid-template-columns:1fr;gap:40px}
  .about__media{max-width:460px}
  .final__grid{grid-template-columns:1fr}
  .footer__top{grid-template-columns:1fr 1fr}
  .footer__logo{grid-column:1 / -1}
  .trust{grid-template-columns:repeat(2,auto);gap:26px 40px}
}
/* menu vira hambúrguer no tablet (nav completa não cabe abaixo de ~900px) */
@media (max-width:900px){
  .nav{
    position:fixed;inset:0 0 0 auto;width:min(80vw,320px);background:#fff;flex-direction:column;
    justify-content:center;gap:26px;transform:translateX(100%);transition:transform .35s var(--ease);
    box-shadow:-10px 0 40px rgba(4,18,58,.2);padding:40px;
  }
  .nav.open{transform:none}
  .nav a{color:var(--sumi-700);font-size:1.05rem}
  .nav .btn{color:#fff}
  .header__toggle{display:flex;z-index:60}
  .header.nav-open .header__toggle span{background:var(--ink-900)}
}
@media (max-width:720px){
  .compare,.grid-2,.form-row{grid-template-columns:1fr}
  .grid-3,.sector-grid,.chips,.diffs,.pf-scroll{grid-template-columns:1fr}
  .footer__top{grid-template-columns:1fr}
  .hero .wrap{padding-block:130px 50px}
  .trust{grid-template-columns:1fr 1fr}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* ══════════════════════════════════════════════
   POLÍTICA DE PRIVACIDADE + COOKIE NOTICE — BuildV
   ══════════════════════════════════════════════ */
.privacy-overlay{position:fixed;inset:0;z-index:900;background:rgba(4,10,26,.8);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity .3s ease}
.privacy-overlay.open{opacity:1;pointer-events:all}
.privacy-modal{background:#fff;border-radius:10px;width:100%;max-width:640px;max-height:86vh;display:flex;flex-direction:column;transform:translateY(20px);transition:transform .35s cubic-bezier(.16,1,.3,1)}
.privacy-overlay.open .privacy-modal{transform:translateY(0)}
.privacy-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid #eee;flex-shrink:0}
.privacy-header h2{font-family:var(--font-d);font-size:1.05rem;font-weight:800;color:var(--ink-900)}
.privacy-close{background:none;border:none;cursor:pointer;font-size:22px;color:#999;padding:4px;line-height:1}
.privacy-body{overflow-y:auto;padding:24px;font-size:13px;line-height:1.78;color:#333}
.privacy-body h3{font-size:13px;font-weight:700;margin:20px 0 6px;color:var(--ink-800)}
.privacy-body p,.privacy-body ul{margin-bottom:12px}
.privacy-body ul{padding-left:18px}

.cookie-notice{position:fixed;bottom:20px;left:20px;z-index:700;background:#04123A;border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:20px 22px;width:100%;max-width:400px;display:flex;flex-direction:column;gap:14px;box-shadow:0 8px 32px rgba(0,0,0,.35);transform:translateY(calc(100% + 24px));transition:transform .48s cubic-bezier(.16,1,.3,1)}
.cookie-notice.show{transform:translateY(0)}
.cookie-notice p{font-size:.81rem;color:rgba(255,255,255,.68);line-height:1.6}
.cookie-notice p button{background:none;border:none;padding:0;color:var(--red-400);font-size:inherit;font-family:inherit;cursor:pointer;text-decoration:underline}
.cookie-actions{display:flex;gap:10px}
.cookie-btn{flex:1;padding:10px 14px;border-radius:6px;font-family:inherit;font-size:.8rem;font-weight:700;cursor:pointer;white-space:nowrap;text-align:center}
.cookie-btn--accept{background:var(--red-500);color:#fff;border:none}
.cookie-btn--decline{background:transparent;color:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.18)}
@media (max-width:480px){.cookie-notice{left:12px;right:12px;bottom:12px;max-width:none}}