/* ============================================================
   SHIRAMOTO — sistema visual (Brand Book, proposta rev. 02)
   Carbono e grafite dominam; o ouro fica restrito a destaques.
   ============================================================ */
[hidden] { display: none !important; }
@font-face { font-family: "Lato"; font-style: normal; font-weight: 300; font-display: swap; src: url(assets/fonts/lato-300.woff2?v=20261114) format("woff2"); }
@font-face { font-family: "Lato"; font-style: normal; font-weight: 400; font-display: swap; src: url(assets/fonts/lato-400.woff2?v=20261114) format("woff2"); }
@font-face { font-family: "Lato"; font-style: normal; font-weight: 700; font-display: swap; src: url(assets/fonts/lato-700.woff2?v=20261114) format("woff2"); }
@font-face { font-family: "Lato"; font-style: normal; font-weight: 900; font-display: swap; src: url(assets/fonts/lato-900.woff2?v=20261114) format("woff2"); }
@font-face { font-family: "DM Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url(assets/fonts/dm-mono-latin-1.woff2?v=20261114) format("woff2"); }
:root {
  /* cores fixas da marca (Brand Book, proposta rev. 02) */
  --carbono: #0B0E11;
  --grafite: #181D22;
  --ouro-marca: #D6A34A;
  --ouro-claro-marca: #F3CC7C;
  --marfim: #F5F2EA;

  /* tema escuro (padrão da marca) */
  --bg: var(--carbono);
  --bg-2: var(--grafite);
  --bg-3: #20262C;
  --dot: #3A424B;
  --text: var(--marfim);
  --soft: #CFCBC2;
  --muted: #A7A49C;
  --ouro: var(--ouro-marca);
  --ouro-claro: var(--ouro-claro-marca);
  --on-ouro: var(--carbono);
  --line: color-mix(in srgb, var(--text) 9%, transparent);
  --line-ouro: rgba(214, 163, 74, .35);
  --radius: 16px;
  --font: "Lato", system-ui, sans-serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
  color-scheme: dark;
}
/* tema claro: marfim domina, o ouro escurece para continuar legível */
:root[data-theme="light"] {
  --bg: #F5F2EA;
  --bg-2: #EBE6D9;
  --bg-3: #DFD9C9;
  --dot: #B9B2A2;
  --text: #14181C;
  --soft: #34383C;
  --muted: #5F5C55;
  --ouro: #96691B;
  --ouro-claro: #7C5710;
  --on-ouro: #F5F2EA;
  --line: color-mix(in srgb, var(--text) 13%, transparent);
  --line-ouro: rgba(150, 105, 27, .42);
  color-scheme: light;
}
/* "ilhas" que continuam escuras nos dois temas: ficam sobre foto, vídeo ou são telas de exemplo */
:root[data-theme="light"] :is(.hero, .nav:not(.solid), .cafe-sticky, .browser, .card3d, .prompt-box, .contact, .footer-bg, .sh-splash, .sh-modal) {
  --bg: var(--carbono); --bg-2: var(--grafite); --bg-3: #20262C; --dot: #3A424B; --text: var(--marfim); --soft: #CFCBC2; --muted: #A7A49C;
  --ouro: var(--ouro-marca); --ouro-claro: var(--ouro-claro-marca); --on-ouro: var(--carbono);
  --line: color-mix(in srgb, var(--text) 9%, transparent); --line-ouro: rgba(214, 163, 74, .35);
  color: var(--text);
}

* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.65 var(--font);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, video, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font); font-weight: 700; line-height: 1.12; letter-spacing: -.01em; }
h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
em { font-style: normal; color: var(--ouro-claro); }
:focus-visible { outline: 2px solid var(--ouro-claro); outline-offset: 3px; border-radius: 4px; }
.wrap { width: min(1200px, 100% - 32px); margin-inline: auto; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.center { text-align: center; margin-inline: auto; }
.eyebrow { text-transform: uppercase; letter-spacing: .32em; font-size: .72rem; font-weight: 700; color: var(--ouro); margin-bottom: 16px; }
.tag { display: inline-block; font-size: .7rem; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; color: var(--ouro); border: 1px solid var(--line-ouro); padding: 7px 14px; border-radius: 99px; margin-bottom: 20px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--marfim); color: var(--carbono); padding: 10px 16px; border-radius: 8px; }
.skip:focus { left: 8px; }

/* botões: contorno dourado, como na referência digital do brand book */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 15px 30px; border-radius: 14px; cursor: pointer;
  background: color-mix(in srgb, var(--bg) 40%, transparent); color: var(--text);
  border: 1.5px solid var(--ouro);
  font: 700 .82rem var(--font); letter-spacing: .26em; text-transform: uppercase;
  transition: background .3s var(--ease), box-shadow .3s var(--ease), transform .3s var(--ease), color .3s;
}
.btn:hover { background: rgba(214, 163, 74, .12); box-shadow: 0 0 0 4px rgba(214, 163, 74, .1), 0 10px 36px -12px rgba(214, 163, 74, .55); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-ghost { border-color: color-mix(in srgb, var(--text) 28%, transparent); }
.btn-ghost:hover { border-color: var(--text); background: color-mix(in srgb, var(--text) 5%, transparent); box-shadow: none; }
.btn-solid { background: var(--ouro); color: var(--on-ouro); border-color: var(--ouro); }
.btn-solid:hover { background: var(--ouro-claro); }
.btn-sm { padding: 10px 18px; font-size: .72rem; }
.btn-block { width: 100%; }

.progress { position: fixed; inset: 0 auto auto 0; height: 2px; width: 100%; transform-origin: left; transform: scaleX(0); background: linear-gradient(90deg, var(--ouro), var(--ouro-claro)); z-index: 100; }
.cursor-glow { position: fixed; width: 520px; height: 520px; left: -260px; top: -260px; border-radius: 50%; pointer-events: none; z-index: 0; background: radial-gradient(circle, rgba(214, 163, 74, .06), transparent 65%); transform: translate(var(--x, -999px), var(--y, -999px)); }

/* nav */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; display: flex; justify-content: space-between; align-items: center; padding: 18px max(16px, calc(50% - 600px)); transition: background .3s, padding .3s; }
.nav.solid { background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(14px); padding-block: 12px; border-bottom: 1px solid var(--line); }
.logo { display: flex; align-items: center; gap: 12px; }
.logo img { width: 32px; height: auto; }
.logo span { font: 700 1rem var(--font); letter-spacing: .34em; }
.nav nav { display: flex; align-items: center; gap: 30px; font-size: .78rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
.nav nav a:not(.btn) { color: color-mix(in srgb, var(--text) 78%, transparent); transition: color .2s; }
.nav nav a:not(.btn):hover { color: var(--ouro-claro); }
@media (max-width: 820px) { .nav nav a:not(.btn) { display: none; } }
@media (max-width: 400px) { .logo span { letter-spacing: .22em; font-size: .9rem; } }

/* hero */
.hero { position: relative; min-height: 100svh; display: grid; align-content: center; padding: 120px 0 170px; overflow: hidden; }
.flow { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .9; }
#flow-lines path { fill: none; }
.flow-drift { animation: drift 16s ease-in-out infinite alternate; transform-origin: center; }
@keyframes drift { to { transform: translate3d(-30px, 14px, 0) scale(1.03); } }
.hero-symbol { position: absolute; right: max(-40px, calc(50% - 720px)); top: 50%; width: min(620px, 52vw); transform: translateY(calc(-55% + var(--py, 0px))); -webkit-mask-image: radial-gradient(closest-side, #000 62%, transparent 100%); mask-image: radial-gradient(closest-side, #000 62%, transparent 100%); }
.hero-symbol img { width: 100%; animation: surge 2.2s var(--ease) both; }
@keyframes surge { from { opacity: 0; transform: scale(.92); filter: blur(8px); } }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 75%, transparent) 38%, transparent 70%), linear-gradient(0deg, var(--bg) 0%, transparent 30%); pointer-events: none; }
.hero-content { position: relative; z-index: 2; width: min(1200px, 100% - 32px); margin-inline: auto; }
.hero h1 { font-weight: 300; font-size: clamp(2rem, 4.6vw, 4.2rem); letter-spacing: .16em; line-height: 1.3; text-transform: uppercase; margin-bottom: 30px; }
.lead { font-size: clamp(1.02rem, 1.5vw, 1.2rem); max-width: 520px; color: var(--soft); margin-bottom: 38px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stats { position: absolute; z-index: 2; left: 0; right: 0; bottom: 34px; width: min(1200px, 100% - 32px); margin-inline: auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; border-top: 1px solid var(--line); padding-top: 22px; }
.hero-stats strong { display: block; font: 900 clamp(1.5rem, 2.8vw, 2.2rem) var(--font); color: var(--text); }
.hero-stats span { color: var(--muted); font-size: .82rem; }
@media (max-width: 820px) {
  .hero { padding-bottom: 60px; align-content: end; }
  .hero-symbol { width: 92vw; right: -18vw; top: 30%; opacity: .55; }
  .hero::after { background: linear-gradient(0deg, var(--bg) 12%, color-mix(in srgb, var(--bg) 70%, transparent) 60%, color-mix(in srgb, var(--bg) 35%, transparent)); }
  .hero h1 { letter-spacing: .1em; margin-top: 22vh; }
  .hero-stats { position: relative; bottom: auto; grid-template-columns: repeat(2, 1fr); margin-top: 48px; }
}

/* manifesto */
.manifesto { padding: 110px 0 90px; }
.manifesto blockquote { font-weight: 300; font-size: clamp(1.9rem, 4.6vw, 3.6rem); line-height: 1.25; letter-spacing: -.01em; margin-bottom: 64px; }
.values { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line); }
.values div { padding: 26px 24px 0 0; }
.values b { display: block; font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; color: var(--ouro); margin-bottom: 8px; }
.values span { color: var(--muted); font-size: .95rem; }
@media (max-width: 820px) { .values { grid-template-columns: 1fr 1fr; gap: 0 16px; } }
@media (max-width: 480px) { .values { grid-template-columns: 1fr; } }

/* marquee */
.marquee { border-block: 1px solid var(--line); overflow: hidden; padding: 18px 0; background: var(--bg-2); }
.marquee-track { display: flex; gap: 30px; width: max-content; animation: marquee 50s linear infinite; font: 300 1.05rem var(--font); letter-spacing: .24em; text-transform: uppercase; white-space: nowrap; color: color-mix(in srgb, var(--text) 80%, transparent); }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee i { color: var(--ouro); font-style: normal; font-size: .6rem; align-self: center; }
@keyframes marquee { to { transform: translateX(-50%); } }

.section-head { padding: 120px 0 60px; max-width: 780px; }
.section-head.center { text-align: center; }
.section-head h2, .section-head h3 { margin-bottom: 18px; }
.case { position: relative; padding: 80px 0; }
.case-title { font-size: clamp(1.9rem, 3.8vw, 3rem); margin-bottom: 22px; }
.case-text p { color: var(--soft); margin-bottom: 16px; }
.chips { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0; }
.chips li { font-size: .78rem; font-weight: 700; letter-spacing: .04em; padding: 7px 13px; border-radius: 99px; background: color-mix(in srgb, var(--text) 4%, transparent); border: 1px solid var(--line); color: var(--soft); }
.hint { font-size: .85rem; color: var(--ouro-claro) !important; }
.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.split.reverse { grid-template-columns: 1.1fr 1fr; }
@media (max-width: 900px) {
  .split, .split.reverse { grid-template-columns: 1fr; gap: 40px; }
  .split.reverse > :first-child { order: 2; }
}

/* 01 café */
.case-cafe { padding: 0; }
.cafe-track { height: 320vh; }
.cafe-sticky { position: sticky; top: 0; height: 100svh; overflow: hidden; background: #000; }
#cafe-canvas { width: 100%; height: 100%; }
.cafe-shade { position: absolute; inset: 0; background: linear-gradient(90deg, color-mix(in srgb, var(--bg) 82%, transparent), transparent 62%); }
.cafe-chapters { position: absolute; left: max(16px, calc(50% - 600px)); top: 50%; transform: translateY(-50%); width: min(520px, 100% - 32px); }
.chapter { position: absolute; top: 0; transform: translateY(-50%); opacity: 0; translate: 0 30px; transition: opacity .6s, translate .6s var(--ease); }
.chapter.is-on { opacity: 1; translate: 0 0; }
.chapter h3 { font-size: clamp(2rem, 4.6vw, 3.8rem); margin-bottom: 14px; }
.chapter p { color: var(--soft); font-size: 1.1rem; }
.cafe-hint { position: absolute; bottom: 74px; left: 50%; transform: translateX(-50%); font-size: .72rem; letter-spacing: .32em; text-transform: uppercase; color: color-mix(in srgb, var(--text) 60%, transparent); }
.cafe-hint::after { content: ""; display: block; width: 1px; height: 28px; margin: 8px auto 0; background: linear-gradient(var(--ouro), transparent); }
.case-info { position: relative; display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: center; padding: 100px 0 40px; }
.cafe-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.cafe-gallery img { border-radius: var(--radius); aspect-ratio: 3/4; object-fit: cover; width: 100%; }
.cafe-gallery img:nth-child(2) { translate: 0 40px; }
@media (max-width: 900px) { .case-info { grid-template-columns: 1fr; } }

/* 02 shopping (exemplo anônimo) */
.shop-visual { position: relative; padding-bottom: 90px; }
.mock-site { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.mock-site img { width: 100%; height: 100%; object-fit: cover; }
.mock-site::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, color-mix(in srgb, var(--bg) 85%, transparent), color-mix(in srgb, var(--bg) 10%, transparent) 75%); }
.mock-copy { position: absolute; z-index: 1; left: 7%; top: 50%; transform: translateY(-50%); display: grid; gap: 10px; max-width: 60%; }
.mock-copy small { font-size: .62rem; letter-spacing: .3em; text-transform: uppercase; color: var(--ouro); }
.mock-copy b { font-size: clamp(1rem, 2vw, 1.5rem); line-height: 1.2; }
.mock-copy span { justify-self: start; font-size: .6rem; letter-spacing: .2em; text-transform: uppercase; border: 1px solid color-mix(in srgb, var(--text) 50%, transparent); padding: 6px 12px; border-radius: 8px; }
.browser { border-radius: 14px; overflow: hidden; background: var(--bg-2); border: 1px solid var(--line); box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .8); }
.browser-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: var(--bg-3); }
.browser-bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--dot); }
.browser-bar span { margin-left: 12px; font-size: .72rem; color: var(--muted); background: var(--carbono); padding: 3px 12px; border-radius: 6px; }
.card3d { position: absolute; right: -20px; bottom: 0; width: 58%; aspect-ratio: 969/611; perspective: 1200px; background: none; border: 0; padding: 0; cursor: pointer; font-family: var(--font); line-height: 1.3; }
.card3d-inner { position: absolute; inset: 0; transform-style: preserve-3d; transition: transform .9s var(--ease); transform: rotateY(var(--ry, -8deg)) rotateX(var(--rx, 6deg)); }
.card3d:hover .card3d-inner, .card3d.flipped .card3d-inner { transform: rotateY(180deg); }
.card-face { position: absolute; inset: 0; width: 100%; height: 100%; border-radius: 14px; backface-visibility: hidden; box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .9); background: linear-gradient(145deg, #1F2A26, #0E1513); border: 1px solid rgba(214, 163, 74, .25); color: var(--marfim); }
.card-front { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; }
.cf-mark { font-size: clamp(.8rem, 1.6vw, 1.1rem); letter-spacing: .3em; text-transform: uppercase; color: var(--ouro-claro); font-weight: 700; }
.cf-line { width: 22%; height: 1px; background: var(--ouro); margin: 6px 0; }
.cf-name { font-size: clamp(1rem, 2.2vw, 1.5rem); font-weight: 300; letter-spacing: .04em; }
.cf-role { font-size: clamp(.55rem, 1vw, .7rem); letter-spacing: .3em; text-transform: uppercase; color: var(--ouro); }
.card-back { transform: rotateY(180deg); display: flex; align-items: center; justify-content: center; gap: 7%; padding: 0 8%; }
.cf-qr { width: 34%; aspect-ratio: 1; background: var(--marfim); fill: var(--carbono); padding: 3%; border-radius: 8px; flex: none; }
.cf-nfc { display: grid; gap: 4px; font-size: clamp(.6rem, 1.1vw, .8rem); color: var(--soft); text-align: left; }
.cf-nfc b { font-size: clamp(.9rem, 1.8vw, 1.25rem); font-weight: 400; color: var(--marfim); }
@media (max-width: 900px) { .card3d { right: 0; width: 70%; } }

/* 03 IA */
.case-ia { background: radial-gradient(ellipse at 50% 0%, rgba(214, 163, 74, .08), transparent 60%), var(--bg-2); border-block: 1px solid var(--line); }
.case-ia .section-head { padding-top: 40px; }
.pipeline { display: flex; align-items: stretch; margin: 20px 0 60px; }
.stage { flex: 1; text-align: center; padding: 22px 12px; border-radius: var(--radius); background: color-mix(in srgb, var(--bg) 50%, transparent); border: 1px solid var(--line); transition: border-color .4s, background .4s, transform .4s var(--ease); }
.stage-num { font: 300 1.5rem var(--font); letter-spacing: .1em; color: var(--muted); margin-bottom: 6px; transition: color .4s; }
.stage b { display: block; font-size: 1rem; }
.stage small { color: var(--muted); font-size: .8rem; }
.stage .conf { display: block; font-style: normal; font-size: .72rem; font-weight: 700; letter-spacing: .08em; color: var(--ouro-claro); margin-top: 8px; opacity: 0; transition: opacity .4s; }
.stage.active { border-color: var(--ouro); background: rgba(214, 163, 74, .08); transform: translateY(-4px); }
.stage.done .stage-num { color: var(--ouro); }
.stage.done .conf { opacity: 1; }
.pipe { flex: 0 0 34px; align-self: center; height: 1px; background: var(--line); position: relative; overflow: hidden; }
.pipe span { position: absolute; inset: 0; background: var(--ouro); transform: scaleX(0); transform-origin: left; transition: transform .5s; }
.pipe.done span { transform: scaleX(1); }
@media (max-width: 900px) {
  .pipeline { flex-direction: column; }
  .pipe { flex: 0 0 22px; width: 1px; height: 22px; }
  .pipe span { transform-origin: top; transform: scaleY(0); }
  .pipe.done span { transform: scaleY(1); }
}
.ia-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: start; margin-bottom: 60px; }
@media (max-width: 900px) { .ia-grid { grid-template-columns: 1fr; } }
.ocr-card { position: relative; overflow: hidden; background: var(--marfim); color: #1A1A1A; border-radius: var(--radius); padding: 22px; margin-bottom: 14px; box-shadow: 0 30px 60px -30px #000; }
.ocr-field { display: grid; grid-template-columns: 70px 1fr auto; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px dashed #CFC6B4; }
.ocr-field:last-of-type { border: 0; }
.ocr-field label { font: 700 .7rem var(--font); text-transform: uppercase; letter-spacing: .14em; color: #6B6355; }
.hand { font-family: "Segoe Script", "Bradley Hand", "Comic Sans MS", cursive; font-size: 1.2rem; color: #1D3C8F; }
.badge { font-style: normal; font-size: .72rem; font-weight: 700; padding: 4px 9px; border-radius: 99px; white-space: nowrap; opacity: 0; transform: scale(.8); transition: opacity .4s, transform .4s; }
.badge.ok { background: #DDEFE2; color: #146B33; }
.badge.warn { background: #F7E2B8; color: #7A4A00; }
.ocr-card.read .badge { opacity: 1; transform: none; }
.ocr-scan { position: absolute; left: 0; right: 0; height: 60px; top: -60px; background: linear-gradient(180deg, transparent, rgba(214, 163, 74, .4), transparent); pointer-events: none; }
.ocr-card.scanning .ocr-scan { animation: scan 1.6s ease-in-out; }
@keyframes scan { to { top: 100%; } }
@media (max-width: 520px) { .ocr-field { grid-template-columns: 1fr auto; } .ocr-field label { grid-column: 1 / -1; } }
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.kpi { padding: 22px; border-radius: var(--radius); background: color-mix(in srgb, var(--bg) 50%, transparent); border: 1px solid var(--line); }
.kpi strong { display: block; font: 900 2rem var(--font); color: var(--ouro-claro); margin-bottom: 6px; }
.kpi span { color: var(--muted); font-size: .9rem; }
.shot { max-width: 980px; margin: 0 auto; }
.shot img { border-radius: var(--radius); border: 1px solid var(--line); max-height: 640px; width: 100%; object-fit: cover; object-position: top; }
.shot figcaption { text-align: center; color: var(--muted); font-size: .85rem; margin-top: 12px; }

/* 04 app de turismo */
.phones { position: relative; display: flex; justify-content: center; gap: 24px; }
.phone { width: min(270px, 46%); aspect-ratio: 9/19; border-radius: 40px; padding: 10px; background: linear-gradient(145deg, #2A3038, #12161A); border: 1px solid #343B44; box-shadow: 0 50px 80px -30px #000; }
.phone-2 { margin-top: 80px; }
.phone-screen { height: 100%; border-radius: 30px; overflow: hidden; background: #fff; }
.phone-scroll { width: 100%; animation: phoneScroll 22s ease-in-out infinite alternate; }
.phone-scroll.slow { animation-duration: 18s; animation-delay: -6s; }
@keyframes phoneScroll { 0%, 8% { transform: translateY(0); } 92%, 100% { transform: translateY(calc(-100% + 520px)); } }
.phone:hover .phone-scroll { animation-play-state: paused; }

/* 05 burger */
.burger-video { width: 100%; max-width: 360px; border-radius: var(--radius); margin-top: 18px; border: 1px solid var(--line); }
.compare { position: relative; aspect-ratio: 720/1279; width: min(100%, 460px, 46vh); margin-inline: auto; border-radius: var(--radius); overflow: hidden; user-select: none; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .9); }
.compare > img, .compare-top img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.compare-top { position: absolute; inset: 0; clip-path: inset(0 calc(100% - var(--pos)) 0 0); }
.compare input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; z-index: 3; }
.compare:has(input:focus-visible) { outline: 2px solid var(--ouro-claro); outline-offset: 4px; }
.compare-handle { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px; background: var(--ouro-claro); transform: translateX(-1px); pointer-events: none; z-index: 2; }
.compare-handle span { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 46px; height: 46px; border-radius: 50%; background: var(--carbono); color: var(--ouro-claro); border: 1.5px solid var(--ouro); display: grid; place-items: center; font-weight: 700; box-shadow: 0 6px 20px rgba(0, 0, 0, .5); }
.compare-label { position: absolute; top: 16px; z-index: 2; font-size: .7rem; letter-spacing: .22em; text-transform: uppercase; background: color-mix(in srgb, var(--bg) 70%, transparent); padding: 6px 12px; border-radius: 99px; pointer-events: none; }
.compare-label.l { left: 16px; } .compare-label.r { right: 16px; }

/* 06 draconis */
.case-draconis { background: radial-gradient(ellipse at 70% 30%, rgba(214, 163, 74, .06), transparent 60%); }
.draconis-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 32px; align-items: start; margin-bottom: 32px; }
@media (max-width: 900px) { .draconis-grid { grid-template-columns: 1fr; } }
.prompt-box { position: sticky; top: 90px; border-radius: var(--radius); overflow: hidden; background: var(--bg-2); border: 1px solid var(--line-ouro); }
.prompt-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: var(--bg-3); }
.prompt-bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--dot); }
.prompt-bar span { margin-left: 10px; font-size: .72rem; color: var(--muted); font-family: ui-monospace, monospace; }
#typer { padding: 20px; min-height: 380px; max-height: 480px; overflow: hidden; white-space: pre-wrap; font: .85rem/1.7 ui-monospace, "Cascadia Code", Consolas, monospace; color: var(--soft); }
#typer b { color: var(--ouro-claro); font-weight: 700; }
#typer::after { content: "▍"; color: var(--ouro); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.dragon-stack { display: grid; gap: 16px; }
.dragon-stack img { border-radius: var(--radius); width: 100%; transition: transform .6s var(--ease); }
.dragon-stack img:hover { transform: scale(1.02); }
@media (max-width: 900px) { .prompt-box { position: relative; top: 0; } }

/* ferramentas */
.ia-stack { padding-bottom: 60px; }
.tools { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 800px) { .tools { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .tools { grid-template-columns: 1fr; } }
.tool { padding: 26px; border-radius: var(--radius); background: var(--bg-2); border: 1px solid var(--line); transition: border-color .3s, transform .3s var(--ease); }
.tool:hover { border-color: var(--line-ouro); transform: translateY(-3px); }
.tool b { display: block; font-size: 1.2rem; margin-bottom: 6px; }
.tool span { color: var(--muted); font-size: .92rem; }

/* processo */
.steps { list-style: none; padding: 0 0 100px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } }
.steps li { padding: 28px; border-top: 1px solid var(--ouro); background: linear-gradient(180deg, rgba(214, 163, 74, .05), transparent); border-radius: 0 0 var(--radius) var(--radius); }
.steps b { font: 300 1.4rem var(--font); letter-spacing: .1em; color: var(--ouro); }
.steps h4 { font-size: 1.2rem; margin: 10px 0 8px; }
.steps p { color: var(--muted); font-size: .95rem; }

/* contato */
.contact { position: relative; padding: 140px 0; overflow: hidden; }
.contact-bg { position: absolute; right: -10%; top: 50%; width: min(760px, 80vw); transform: translateY(-50%); opacity: .28; -webkit-mask-image: radial-gradient(closest-side, #000 50%, transparent 100%); mask-image: radial-gradient(closest-side, #000 50%, transparent 100%); }
.contact-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .contact-inner { grid-template-columns: 1fr; } }
.contact h2 { margin-bottom: 20px; }
.contact-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.brief { display: grid; gap: 16px; padding: 30px; border-radius: 22px; background: rgba(24, 29, 34, .88); backdrop-filter: blur(12px); border: 1px solid var(--line); }
.brief label { display: grid; gap: 6px; font-size: .85rem; font-weight: 700; color: var(--soft); }
.brief input:not([type=checkbox]), .brief textarea { width: 100%; padding: 13px 15px; border-radius: 12px; border: 1px solid color-mix(in srgb, var(--text) 16%, transparent); background: color-mix(in srgb, var(--bg) 60%, transparent); color: var(--text); font: 1rem var(--font); resize: vertical; transition: border-color .2s; }
.brief input:focus, .brief textarea:focus { outline: none; border-color: var(--ouro); box-shadow: 0 0 0 3px rgba(214, 163, 74, .18); }
.brief fieldset { border: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.brief legend { font-size: .85rem; font-weight: 700; color: var(--soft); margin-bottom: 8px; }
.pill { display: inline-block !important; cursor: pointer; position: relative; }
.pill input { position: absolute; opacity: 0; }
.pill span { display: inline-block; padding: 8px 14px; border-radius: 99px; border: 1px solid color-mix(in srgb, var(--text) 18%, transparent); color: var(--text); font-weight: 400; transition: .2s; }
.pill input:checked + span { background: rgba(214, 163, 74, .14); color: var(--ouro-claro); border-color: var(--ouro); }
.pill input:checked + span::before { content: "✓ "; }
.pill input:focus-visible + span { outline: 2px solid var(--ouro-claro); outline-offset: 2px; }

.footer { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; padding: 30px 0 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: .88rem; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand span { color: var(--text); font-weight: 700; letter-spacing: .32em; }
.footer-brand small { margin-left: 8px; font-size: .85rem; }
.footer a:hover { color: var(--ouro-claro); }

.wa-float { position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: var(--bg-2); color: var(--ouro-claro); border: 1.5px solid var(--ouro); box-shadow: 0 10px 30px rgba(0, 0, 0, .5); transition: transform .3s var(--ease), background .3s; }
.wa-float:hover { transform: scale(1.06); background: var(--bg-3); }

/* entrada: revelar o essencial */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* acessibilidade é parte do futurismo: respeitar movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}