/* ==========================================================================
   RNA Bike Studio — POC
   Cor: tokens derivados do logótipo (tinta preta + dourado dos olhos).
   Escala, forma e elevação: estrutura do DESIGN(3).md, adaptada à RNA.
   Fora de :root não há valores de cor, tamanho de letra ou sombra soltos.
   ========================================================================== */

:root {
  /* Cor */
  --ink: #0B0A09;
  --ink-soft: #2A2826;
  --body: #4A4744;
  --mute: #6E6A66;
  --hairline: #DAD6D0;
  --paper: #F6F4F0;
  --surface: #FFFFFF;
  --night: #0E0D0C;
  --night-2: #161513;
  --night-3: #1F1D1A;
  --night-line: #2C2A27;
  --on-night: #F2EFEA;
  --on-night-mute: #A39E97;
  --eye: #C9A93A;
  --eye-ink: #7A6418;

  /* Cor derivada (transparências calculadas a partir dos tokens acima) */
  --on-night-soft: color-mix(in srgb, var(--on-night) 78%, transparent);
  --on-night-border: color-mix(in srgb, var(--on-night) 32%, transparent);
  --on-night-rule: color-mix(in srgb, var(--on-night) 16%, transparent);
  --on-night-wash: color-mix(in srgb, var(--on-night) 6%, transparent);
  --glass: color-mix(in srgb, var(--night) 64%, transparent);
  --scrim: color-mix(in srgb, var(--night) 72%, transparent);
  --paper-glass: color-mix(in srgb, var(--paper) 86%, transparent);
  --eye-halo: color-mix(in srgb, var(--eye) 18%, transparent);

  /* Tipografia — famílias */
  --font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Inter Tight", "Inter", system-ui, sans-serif;

  /* Tipografia — tamanhos (mobile → desktop) */
  --fs-hero: clamp(46px, 8.6vw, 132px);
  --fs-display: clamp(40px, 6vw, 88px);
  --fs-section: clamp(36px, 5.2vw, 72px);
  --fs-title-lg: clamp(28px, 3.2vw, 44px);
  --fs-title-md: clamp(26px, 2.8vw, 40px);
  --fs-title: clamp(22px, 2vw, 28px);
  --fs-lead: clamp(18px, 1.8vw, 24px);
  --fs-lead-sm: clamp(16px, 1.4vw, 20px);
  --fs-body: 16px;
  --fs-body-sm: 14px;
  --fs-caption: 13px;
  --fs-micro: 12px;
  --fs-logo-sub: 8.5px; /* lettering do logótipo (não é texto de interface) */

  /* Tipografia — altura de linha */
  --lh-hero: .96;
  --lh-display: 1.04;
  --lh-title: 1.15;
  --lh-lead: 1.45;
  --lh-body: 1.6;
  --lh-ui: 1.2;
  --lh-none: 1;

  /* Tipografia — tracking */
  --tr-hero: -0.03em;
  --tr-display: -0.025em;
  --tr-title: -0.015em;
  --tr-lead: -0.01em;
  --tr-caps: .12em;
  --tr-num: .06em;

  /* Espaço (base 4) */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-24: 96px;
  --sp-32: 128px;

  /* Grelha */
  --gutter: clamp(16px, 4vw, 48px);
  --max: 1360px;
  --section: clamp(96px, 12vw, 176px);

  /* Forma */
  --r-xs: 2px;
  --r-sm: 4px;
  --r-md: 8px;
  --r-full: 9999px; /* só contentores circulares de ícones */

  /* Elevação (níveis do DESIGN) */
  --shadow-2: 0 30px 18px rgba(0, 0, 0, .04), 0 13px 13px rgba(0, 0, 0, .1), 0 3px 7px rgba(0, 0, 0, .16);
  --shadow-4: 0 24px 48px rgba(0, 0, 0, .36), 0 6px 13px rgba(0, 0, 0, .29);

  /* Foco */
  --focus-width: 2px;
  --focus-offset: 3px;

  /* Movimento */
  --ease: cubic-bezier(0.2, 0, 0, 1);
  --t-fast: 180ms;
  --t-slow: 900ms;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--body);
  font: 400 var(--fs-body)/var(--lh-body) var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p, ol, ul, dl, dd, figure, blockquote { margin: 0; padding: 0; }
ol, ul { list-style: none; }
::selection { background: var(--eye); color: var(--ink); }

:focus-visible { outline: var(--focus-width) solid var(--ink); outline-offset: var(--focus-offset); border-radius: var(--r-xs); }
.section--night :focus-visible, .hero :focus-visible, .footer :focus-visible, .bike-dialog :focus-visible { outline-color: var(--eye); }

.skip {
  position: fixed; top: var(--sp-3); left: var(--sp-3); z-index: 100;
  padding: var(--sp-3) var(--sp-4); background: var(--ink); color: var(--on-night); border-radius: var(--r-sm);
  transform: translateY(-200%); transition: transform var(--t-fast) var(--ease);
}
.skip:focus { transform: none; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Tipografia ---------- */
/* Rótulos em maiúsculas: uma única receita para eyebrows, etiquetas e metadados */
.eyebrow, .caps {
  font-weight: 500; line-height: var(--lh-ui); letter-spacing: var(--tr-caps); text-transform: uppercase;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-size: var(--fs-caption); color: var(--mute);
}
.caps { font-size: var(--fs-micro); }
.section--night .eyebrow { color: var(--on-night-mute); }
/* Numeração das secções: só conta as secções visíveis (uma secção [hidden] não incrementa o contador) */
main { counter-reset: section; }
.eyebrow--num { counter-increment: section; }
.eyebrow--num::before { content: counter(section, decimal-leading-zero) "\00a0—"; }
.dot { width: 6px; height: 6px; border-radius: var(--r-full); background: var(--eye); box-shadow: 0 0 0 var(--sp-1) var(--eye-halo); }

.h2 {
  font: 600 var(--fs-section)/var(--lh-display) var(--font-display);
  letter-spacing: var(--tr-display);
  color: var(--ink);
  text-wrap: balance;
}
.section--night .h2 { color: var(--on-night); }
.lead { font-size: var(--fs-lead); line-height: var(--lh-lead); color: var(--ink); letter-spacing: var(--tr-lead); }

/* ---------- Botões ---------- */
.btn {
  --bg: var(--ink); --fg: var(--on-night); --bd: transparent;
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  min-height: 44px; padding: var(--sp-3) var(--sp-5);
  font: 500 var(--fs-body)/var(--lh-ui) var(--font); letter-spacing: 0;
  color: var(--fg); background: var(--bg); border: 1px solid var(--bd); border-radius: var(--r-sm);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
  white-space: nowrap;
}
.btn:active { transform: scale(.98); }
.btn .arrow { transition: transform var(--t-fast) var(--ease); }
.btn:hover .arrow { transform: translateX(var(--sp-1)); }
.btn--lg { min-height: 54px; padding: var(--sp-4) var(--sp-6); }
.btn--primary:hover { --bg: var(--ink-soft); }
.btn--light { --bg: var(--on-night); --fg: var(--ink); }
.btn--light:hover { --bg: var(--surface); }
.btn--ghost { --bg: transparent; --fg: var(--on-night); --bd: var(--on-night-border); }
.btn--ghost:hover { --bd: var(--on-night); --bg: var(--on-night-wash); }

/* CTA de texto com seta (button-text-arrow) */
.link-arrow {
  position: relative; display: inline-flex; align-items: center; gap: var(--sp-2);
  min-height: 44px; font: 500 var(--fs-body)/var(--lh-ui) var(--font); color: var(--ink);
}
.section--night .link-arrow { color: var(--on-night); }
.link-arrow::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 10px; height: 1px;
  background: currentColor; opacity: .25;
}
.link-arrow::before {
  content: ""; position: absolute; left: 0; bottom: 10px; height: 1px; width: 100%;
  background: var(--eye); transform: scaleX(0); transform-origin: left; transition: transform 420ms var(--ease);
  z-index: 1;
}
.link-arrow:hover::before { transform: scaleX(1); }
.link-arrow span { transition: transform var(--t-fast) var(--ease); }
.link-arrow:hover span { transform: translateX(var(--sp-1)); }

/* Link de texto simples (dentro de conteúdo) */
.text-link {
  text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, currentColor 35%, transparent);
  transition: color var(--t-fast), text-decoration-color var(--t-fast);
}
.text-link:hover { color: var(--ink); text-decoration-color: var(--eye); }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  color: var(--on-night);
  transition: background 300ms var(--ease), color 300ms var(--ease), box-shadow 300ms var(--ease), transform 400ms var(--ease);
}
.header__inner { display: flex; align-items: center; gap: var(--sp-8); height: 76px; }
.header.is-solid {
  background: var(--paper-glass);
  -webkit-backdrop-filter: saturate(1.4) blur(14px); backdrop-filter: saturate(1.4) blur(14px);
  color: var(--ink); box-shadow: 0 1px 0 var(--hairline);
}
.header.is-hidden { transform: translateY(-100%); }

.brand { display: inline-flex; align-items: center; gap: var(--sp-3); margin-right: auto; }
.brand__felino { width: 40px; height: 38px; color: currentColor; }
.brand__type { display: flex; flex-direction: column; gap: var(--sp-1); }
.brand__rna { width: 60px; height: 20px; }
.brand__sub { font: 500 var(--fs-logo-sub)/var(--lh-none) var(--font); letter-spacing: .32em; text-transform: uppercase; }

.nav__list { display: flex; gap: var(--sp-8); }
.nav__list a { position: relative; font: 500 var(--fs-body-sm)/var(--lh-none) var(--font); padding: var(--sp-2) 0; opacity: .82; transition: opacity var(--t-fast); }
.nav__list a:hover, .nav__list a[aria-current="true"] { opacity: 1; }
.nav__list a[aria-current="true"]::after {
  content: ""; position: absolute; left: 50%; bottom: -2px; width: 4px; height: 4px; margin-left: -2px;
  border-radius: var(--r-full); background: var(--eye);
}
.nav__cta-mobile { display: none; }
.header .header__cta { --bg: var(--on-night); --fg: var(--ink); }
.header.is-solid .header__cta { --bg: var(--ink); --fg: var(--on-night); }
.header.is-solid .header__cta:hover { --bg: var(--ink-soft); }

.burger { display: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  background: var(--night); color: var(--on-night); overflow: hidden; isolation: isolate;
}
.hero__media { position: absolute; inset: 0; z-index: -1; transform: scaleX(-1); }
.hero__media img {
  width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%;
  transform: scale(1.08); animation: heroIn 2.4s var(--ease) forwards;
  filter: grayscale(.2) contrast(1.05);
}
.hero__media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--night) 55%, transparent) 0%, transparent 28%),
    linear-gradient(0deg, color-mix(in srgb, var(--night) 96%, transparent) 4%, color-mix(in srgb, var(--night) 35%, transparent) 48%, color-mix(in srgb, var(--night) 10%, transparent) 100%);
}
@keyframes heroIn { to { transform: scale(1); } }

.hero__inner { padding-top: 140px; padding-bottom: clamp(40px, 6vw, 72px); }
.hero__eyebrow { color: var(--on-night-mute); margin-bottom: clamp(20px, 3vw, 32px); }
.hero__title {
  font: 600 var(--fs-hero)/var(--lh-hero) var(--font-display);
  letter-spacing: var(--tr-hero); color: var(--on-night);
  max-width: 13ch;
}
.hero__title em { font-style: normal; color: var(--on-night-mute); }
.hero__foot {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: var(--sp-8) var(--sp-16);
  margin-top: clamp(28px, 4vw, 48px); padding-top: clamp(24px, 3vw, 32px);
  border-top: 1px solid var(--on-night-rule);
}
.hero__lead { max-width: 46ch; font-size: var(--fs-lead-sm); line-height: 1.55; color: var(--on-night-soft); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); }

.hero__meta {
  display: flex; justify-content: space-between; gap: var(--sp-4);
  padding-bottom: var(--sp-6); color: var(--on-night-mute);
}
.hero__brands i { font-style: normal; color: var(--eye); margin: 0 var(--sp-2); }
.hero__scroll { display: inline-flex; align-items: center; gap: var(--sp-2); }
.hero__scroll b { position: relative; width: 1px; height: 28px; background: color-mix(in srgb, var(--on-night) 25%, transparent); overflow: hidden; }
.hero__scroll b::after { content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--eye); animation: scrollCue 2.2s var(--ease) infinite; }
@keyframes scrollCue { to { top: 100%; } }

/* ---------- Secções ---------- */
.section { position: relative; padding: var(--section) 0; }
.section--night { background: var(--night); color: var(--on-night-mute); }
.section__head { display: grid; gap: var(--sp-5); margin-bottom: clamp(48px, 7vw, 96px); max-width: 920px; }
.section__head--split { max-width: none; grid-template-columns: 1fr; align-items: end; }
.section__intro { max-width: 44ch; font-size: var(--fs-lead-sm); line-height: var(--lh-body); }
.section--night .section__intro { color: var(--on-night-mute); }

/* Faixa de cabeçalho de bloco: título/resumo à esquerda, ação à direita (catálogo e avaliações) */
.catalog__head, .voices__google { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--sp-2) var(--sp-6); }

/* ---------- Marcas ---------- */
.brands { padding-top: clamp(96px, 10vw, 140px); }
.brands__grid { display: grid; gap: clamp(48px, 6vw, 64px); }
.brand-card__media { position: relative; overflow: hidden; border-radius: var(--r-md); aspect-ratio: 4 / 5; background: var(--night-2); }
.brand-card__media img { width: 100%; height: 100%; object-fit: cover; object-position: 78% 50%; transition: transform 1.4s var(--ease); filter: saturate(.85); }
.brand-card:hover .brand-card__media img { transform: scale(1.04); }
.brand-card__body { display: grid; gap: var(--sp-3); padding-top: 28px; max-width: 52ch; }
/* Os nomes das marcas reproduzem o lettering de cada fabricante (tracking próprio) */
.brand-card__mark {
  font: 600 var(--fs-title-lg)/var(--lh-none) var(--font-display); letter-spacing: .02em; color: var(--on-night);
}
.brand-card__mark--factor { letter-spacing: .22em; }
.brand-card__tag { color: var(--eye); }
.brand-card__body .link-arrow { justify-self: start; margin-top: var(--sp-1); }

/* ---------- Catálogo (Sanity) ---------- */
.catalog { margin-top: clamp(96px, 12vw, 160px); padding-top: clamp(40px, 5vw, 56px); border-top: 1px solid var(--night-line); }
.catalog__head { align-items: flex-end; margin-bottom: clamp(32px, 4vw, 48px); }
.catalog__title { margin-top: var(--sp-3); font: 600 var(--fs-title-lg)/var(--lh-display) var(--font-display); letter-spacing: var(--tr-title); color: var(--on-night); }
.catalog__filters { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.catalog__filters[hidden] { display: none; }
.chip {
  min-height: 44px; padding: 0 var(--sp-4); border-radius: var(--r-sm); cursor: pointer;
  font: 500 var(--fs-body-sm)/var(--lh-none) var(--font); color: var(--on-night-mute);
  background: transparent; border: 1px solid var(--night-line);
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.chip:hover { color: var(--on-night); border-color: var(--on-night-mute); }
.chip[aria-pressed="true"] { color: var(--ink); background: var(--on-night); border-color: var(--on-night); }

.catalog__grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--sp-10) var(--sp-6); }
.catalog__status { display: grid; justify-items: start; gap: var(--sp-5); padding: var(--sp-8) 0 var(--sp-2); }
.catalog__status[hidden] { display: none; }
.catalog__message { max-width: 52ch; font-size: var(--fs-lead-sm); color: var(--on-night-mute); }

.bike { display: grid; align-content: start; animation: bikeIn 700ms var(--ease) both; animation-delay: calc(var(--i, 0) * 70ms); }
@keyframes bikeIn { from { opacity: 0; transform: translateY(14px); } }
.bike__media {
  position: relative; overflow: hidden; border-radius: var(--r-md); aspect-ratio: 4 / 5;
  background: var(--night-2); cursor: pointer;
}
.bike__media img {
  width: 100%; height: 100%; object-fit: cover; background-size: cover; background-position: center;
  transition: transform 1.4s var(--ease); filter: saturate(.9);
}
.bike:hover .bike__media img { transform: scale(1.04); }
.bike.is-sold .bike__media img { filter: grayscale(.8) brightness(.7); }
.bike__placeholder { position: absolute; inset: 0; display: grid; place-content: center; color: var(--night-line); }
.bike__placeholder svg { width: 72px; height: 69px; }
.bike__count {
  position: absolute; right: var(--sp-3); bottom: var(--sp-3); padding: var(--sp-1) var(--sp-2); border-radius: var(--r-sm);
  font: 500 var(--fs-micro)/var(--lh-ui) var(--font); color: var(--on-night); background: var(--glass);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.badges { position: absolute; left: var(--sp-3); top: var(--sp-3); display: flex; flex-wrap: wrap; gap: var(--sp-1); }
.bike-dialog__info .badges { position: static; }
.badge {
  padding: var(--sp-1) var(--sp-2); border-radius: var(--r-sm);
  font-size: var(--fs-micro); font-weight: 500; line-height: var(--lh-ui); letter-spacing: var(--tr-caps); text-transform: uppercase;
  color: var(--on-night); background: var(--glass); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.badge--featured { color: var(--ink); background: var(--eye); }
.badge--sold { color: var(--ink); background: var(--on-night); }
.badge--reserved { box-shadow: inset 0 0 0 1px var(--eye); color: var(--eye); }

.bike__body { display: grid; gap: var(--sp-2); padding-top: var(--sp-5); }
.bike__brand { font-size: var(--fs-micro); font-weight: 500; line-height: 1.3; letter-spacing: var(--tr-caps); text-transform: uppercase; color: var(--eye); }
.bike__name { font: 600 var(--fs-title)/var(--lh-title) var(--font-display); letter-spacing: var(--tr-title); color: var(--on-night); }
.bike__name-btn { all: unset; cursor: pointer; }
.bike__name-btn:focus-visible { outline: var(--focus-width) solid var(--eye); outline-offset: var(--focus-offset); border-radius: var(--r-xs); }
.bike__name-btn:hover { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.bike__meta { font-size: var(--fs-body-sm); color: var(--on-night-mute); }
.bike__desc {
  font-size: var(--fs-body-sm); line-height: 1.55; color: var(--on-night-mute);
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.bike__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--sp-1) var(--sp-4); margin-top: var(--sp-2); padding-top: var(--sp-3); border-top: 1px solid var(--night-line); }
.bike__price { font: 500 var(--fs-lead-sm)/var(--lh-ui) var(--font-display); color: var(--on-night); font-variant-numeric: tabular-nums; }

.bike--skeleton { animation: none; }
.bike--skeleton .bike__media, .bike--skeleton .bike__body::before, .bike--skeleton .bike__body::after {
  background: linear-gradient(90deg, var(--night-2) 0%, var(--night-3) 50%, var(--night-2) 100%); background-size: 200% 100%;
  animation: shimmer 1.6s linear infinite;
}
.bike--skeleton .bike__body::before { content: ""; height: 12px; width: 40%; border-radius: var(--r-xs); }
.bike--skeleton .bike__body::after { content: ""; height: 24px; width: 75%; border-radius: var(--r-xs); }
@keyframes shimmer { to { background-position: -200% 0; } }

/* Detalhe da bicicleta */
.bike-dialog {
  width: min(1120px, calc(100% - 32px)); max-height: calc(100% - 32px); padding: 0; border: 0; border-radius: var(--r-md); overflow: hidden;
  background: var(--night); color: var(--on-night-mute); box-shadow: var(--shadow-4);
}
.bike-dialog::backdrop { background: var(--scrim); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.bike-dialog[open] { animation: dialogIn 400ms var(--ease); }
@keyframes dialogIn { from { opacity: 0; transform: translateY(16px); } }
.bike-dialog__inner { display: grid; grid-template-columns: minmax(0, 1fr); max-height: calc(100dvh - 32px); overflow-y: auto; overscroll-behavior: contain; }
.bike-dialog__close {
  position: absolute; right: var(--sp-3); top: var(--sp-3); z-index: 2; width: 44px; height: 44px; border-radius: var(--r-full); cursor: pointer;
  font: 400 var(--fs-title)/var(--lh-none) var(--font); color: var(--on-night); background: var(--glass); border: 1px solid var(--night-line);
}
.bike-dialog__main { position: relative; aspect-ratio: 4 / 5; background: var(--night-2); overflow: hidden; }
.bike-dialog__main img { width: 100%; height: 100%; object-fit: cover; background-size: cover; }
.bike-dialog__thumbs { display: flex; gap: var(--sp-2); padding: var(--sp-3); overflow-x: auto; }
.bike-dialog__thumb { position: relative; flex: none; width: 64px; height: 64px; padding: 0; border: 1px solid transparent; border-radius: var(--r-sm); overflow: hidden; cursor: pointer; background: var(--night-2); opacity: .6; }
.bike-dialog__thumb[aria-pressed="true"] { opacity: 1; border-color: var(--eye); }
.bike-dialog__thumb img { width: 100%; height: 100%; object-fit: cover; }
.bike-dialog__info { display: grid; grid-template-columns: minmax(0, 1fr); align-content: start; gap: var(--sp-4); padding: 28px var(--sp-6) var(--sp-8); }
.bike-dialog__title { font: 600 var(--fs-title-lg)/var(--lh-display) var(--font-display); letter-spacing: var(--tr-title); color: var(--on-night); padding-right: var(--sp-10); }
.bike-dialog__desc { font-size: var(--fs-body); line-height: var(--lh-body); white-space: pre-line; }
.bike-dialog__specs { margin-top: var(--sp-2); }
.bike-dialog__info .btn--primary { --bg: var(--on-night); --fg: var(--ink); justify-self: start; margin-top: var(--sp-2); white-space: normal; text-align: left; }
.bike-dialog__info .btn--primary:hover { --bg: var(--surface); }

/* ---------- Abordagem ---------- */
.approach__grid { display: grid; gap: clamp(56px, 8vw, 96px); }
.approach__lead { display: grid; gap: var(--sp-6); align-content: start; }
.approach__lead .h2 { max-width: 16ch; }
.approach__figure { margin-top: var(--sp-6); }
.approach__figure img { border-radius: var(--r-md); aspect-ratio: 4 / 5; object-fit: cover; width: 100%; max-width: 520px; }
figcaption {
  display: flex; gap: var(--sp-3); margin-top: var(--sp-3); max-width: 520px;
  font-size: var(--fs-caption); line-height: 1.5; color: var(--mute);
}
figcaption span { flex: none; font-weight: 500; color: var(--ink); letter-spacing: var(--tr-num); }

.pillars { display: grid; align-content: start; counter-reset: p; }
.pillar {
  display: grid; grid-template-columns: 56px 1fr; gap: var(--sp-2) var(--sp-4);
  padding: clamp(28px, 4vw, 48px) 0; border-top: 1px solid var(--hairline);
}
.pillar:last-child { border-bottom: 1px solid var(--hairline); }
.pillar__n { grid-row: span 2; font: 500 var(--fs-caption)/2.4 var(--font); color: var(--eye-ink); letter-spacing: var(--tr-num); }
.pillar__title { font: 600 var(--fs-title-md)/var(--lh-title) var(--font-display); letter-spacing: var(--tr-title); color: var(--ink); }
.pillar p { max-width: 46ch; }

/* ---------- Serviços ---------- */
.services { background: var(--surface); }
.services__grid { display: grid; gap: var(--sp-10); }
.services__visual { display: none; }
.service-list { border-top: 1px solid var(--hairline); }
.service {
  display: grid; grid-template-columns: 56px 1fr; gap: var(--sp-4);
  padding: var(--sp-8) 0; border-bottom: 1px solid var(--hairline);
  transition: opacity 400ms var(--ease);
}
.service__n { font: 500 var(--fs-caption)/2.6 var(--font); color: var(--eye-ink); letter-spacing: var(--tr-num); }
.service__body { display: grid; gap: var(--sp-2); }
.service__title { font: 600 var(--fs-title-md)/var(--lh-display) var(--font-display); letter-spacing: var(--tr-title); color: var(--ink); }
.service__body p { max-width: 48ch; }
.service__body .link-arrow { justify-self: start; }

/* ---------- Processo ---------- */
.process { padding-bottom: calc(var(--section) * .9); }
.steps { display: grid; gap: 0; position: relative; }
.step { position: relative; display: grid; gap: var(--sp-2); padding: 0 0 var(--sp-10) 36px; }
.step::before { content: ""; position: absolute; left: 5px; top: 14px; bottom: -6px; width: 1px; background: var(--hairline); }
.step:last-child::before { display: none; }
.step__dot {
  position: absolute; left: 0; top: 6px; width: 11px; height: 11px; border-radius: var(--r-full);
  border: 1px solid var(--ink); background: var(--paper);
  transition: background 500ms var(--ease), border-color 500ms var(--ease);
}
.step.is-in .step__dot { background: var(--eye); border-color: var(--eye); transition-delay: var(--d, 0ms); }
.step__n { color: var(--mute); }
.step__title { font: 600 var(--fs-title)/var(--lh-title) var(--font-display); letter-spacing: var(--tr-title); color: var(--ink); }
.step p { max-width: 30ch; }

/* ---------- Detalhe ---------- */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-3); }
.gallery__item { position: relative; overflow: hidden; border-radius: var(--r-md); background: var(--night-2); }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 1; transition: transform 1.4s var(--ease), filter 600ms var(--ease); filter: grayscale(.35) brightness(.9); }
.gallery__item:hover img { transform: scale(1.04); filter: grayscale(0) brightness(1); }
.gallery__item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; margin: 0; max-width: none; padding: var(--sp-10) var(--sp-4) var(--sp-3);
  background: linear-gradient(0deg, color-mix(in srgb, var(--night) 85%, transparent), transparent);
  color: var(--on-night); font-weight: 500;
}
.gallery__item figcaption span { color: var(--eye); }
.g1 { grid-column: span 2; }
.g1 img { aspect-ratio: 16 / 10; }

/* ---------- Sobre ---------- */
.about__grid { display: grid; gap: 56px; align-items: center; }
.about__figure img { width: 100%; border-radius: var(--r-md); aspect-ratio: 1; object-fit: cover; }
.about__text { display: grid; gap: var(--sp-6); max-width: 600px; }

/* Ficha técnica (A RNA e janela da bicicleta) */
.facts { --facts-line: var(--hairline); --facts-label: var(--mute); --facts-value: var(--ink);
  display: grid; gap: 0; margin-top: var(--sp-4); border-top: 1px solid var(--facts-line); }
.facts > div { display: flex; justify-content: space-between; gap: var(--sp-4); padding: var(--sp-3) 0; border-bottom: 1px solid var(--facts-line); font-size: var(--fs-body-sm); }
.facts dt { color: var(--facts-label); }
.facts dd { color: var(--facts-value); font-weight: 500; text-align: right; }
.facts--night { --facts-line: var(--night-line); --facts-label: var(--on-night-mute); --facts-value: var(--on-night); }

/* ---------- Avaliações (Sanity) ---------- */
.voices { background: var(--surface); padding-top: calc(var(--section) * .8); }
.voices[hidden], .voices__google[hidden] { display: none; }
.voices__grid { display: grid; gap: var(--sp-4); }
.voices__google {
  align-items: center; margin-bottom: var(--sp-6); padding: var(--sp-4) var(--sp-6);
  border: 1px solid var(--hairline); border-radius: var(--r-md); background: var(--paper);
}
.voices__google-info { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-1) var(--sp-3); font-size: var(--fs-body-sm); color: var(--mute); }
.voices__google-brand { font-weight: 500; color: var(--ink); }
.voices__score { font: 500 var(--fs-lead)/var(--lh-none) var(--font-display); color: var(--ink); }
.stars { color: var(--eye); letter-spacing: var(--tr-num); font-size: var(--fs-body-sm); line-height: var(--lh-none); }

.voice {
  display: flex; flex-direction: column; justify-content: space-between; gap: var(--sp-6);
  padding: var(--sp-8); border: 1px solid var(--hairline); border-radius: var(--r-md); background: var(--paper);
}
.voice p { font: 500 var(--fs-lead-sm)/var(--lh-lead) var(--font-display); letter-spacing: var(--tr-lead); color: var(--ink); white-space: pre-line; overflow-wrap: anywhere; }
.voice__top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--sp-2); }
.voice__date { font-size: var(--fs-caption); color: var(--mute); }
.voice__footer { display: flex; align-items: center; gap: var(--sp-3); font-size: var(--fs-body-sm); color: var(--mute); }
.voice__footer strong { color: var(--ink); font-weight: 500; }
.voice__avatar {
  flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: var(--r-full);
  background: var(--ink); color: var(--paper); font-weight: 500; font-size: var(--fs-body);
}
.voice__who { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 var(--sp-1); min-width: 0; }
.voice__source { flex-basis: 100%; font-size: var(--fs-caption); color: var(--mute); }

/* ---------- Contacto ---------- */
.contact { overflow: hidden; isolation: isolate; }
.contact__bg { position: absolute; inset: 0; z-index: -1; }
.contact__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .32; filter: grayscale(.4); }
.contact__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--night) 20%, color-mix(in srgb, var(--night) 70%, transparent) 60%, color-mix(in srgb, var(--night) 90%, transparent)); }
.contact__grid { display: grid; gap: var(--sp-16); }
.contact__intro { display: grid; gap: var(--sp-6); justify-items: start; align-content: start; }
.contact__title { font-size: var(--fs-display); max-width: 12ch; }
.channels { display: grid; border-top: 1px solid var(--night-line); }
.channel, .hours {
  position: relative; display: grid; grid-template-columns: 110px 1fr auto; align-items: center; gap: var(--sp-4);
  min-height: 84px; padding: var(--sp-5) 0; border-bottom: 1px solid var(--night-line);
}
.channel::before {
  content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 100%;
  background: var(--eye); transform: scaleX(0); transform-origin: left; transition: transform 500ms var(--ease);
}
.channel:hover::before { transform: scaleX(1); }
.channel__label { color: var(--on-night-mute); }
.channel__value { font: 500 var(--fs-lead)/1.3 var(--font-display); letter-spacing: var(--tr-title); color: var(--on-night); }
.channel__go { font-size: var(--fs-lead-sm); color: var(--on-night-mute); transition: transform var(--t-fast) var(--ease), color var(--t-fast); }
.channel:hover .channel__go { transform: translateX(var(--sp-1)); color: var(--eye); }
.hours { align-items: start; grid-template-columns: 110px 1fr; }
.hours dl { display: grid; gap: var(--sp-2); }
.hours dl > div { display: flex; justify-content: space-between; gap: var(--sp-4); font-size: var(--fs-body-sm); }
.hours dt { color: var(--on-night-mute); }
.hours dd { color: var(--on-night); font-variant-numeric: tabular-nums; }

/* ---------- Footer ---------- */
.footer { background: var(--night); color: var(--on-night-mute); padding: 72px 0 28px; border-top: 1px solid var(--night-line); overflow: hidden; }
.footer__top { display: grid; gap: var(--sp-8); }
.footer__felino { width: 64px; height: 61px; color: var(--on-night); }
.footer__nav, .footer__social { display: flex; flex-wrap: wrap; gap: var(--sp-2) 28px; font-size: var(--fs-body-sm); }
.footer__nav a, .footer__social a, .footer__legal a { min-height: 44px; display: inline-flex; align-items: center; transition: color var(--t-fast); }
.footer__nav a:hover, .footer__social a:hover, .footer__legal a:hover { color: var(--on-night); }
.footer__rna { display: block; width: 100%; height: auto; aspect-ratio: 1010 / 330; margin: var(--sp-16) 0 var(--sp-8); color: var(--night-3); }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--sp-2) var(--sp-6); font-size: var(--fs-caption); border-top: 1px solid var(--night-line); padding-top: var(--sp-5); }
.footer__legal { display: flex; gap: var(--sp-6); flex-wrap: wrap; }
.footer__poc { width: 100%; color: var(--on-night-mute); font-size: var(--fs-micro); }

/* ---------- FAB WhatsApp (mobile) ---------- */
.fab {
  position: fixed; right: var(--sp-4); bottom: calc(var(--sp-4) + env(safe-area-inset-bottom)); z-index: 40;
  display: inline-flex; align-items: center; gap: var(--sp-2); min-height: 52px; padding: 0 var(--sp-5) 0 var(--sp-4);
  background: var(--on-night); color: var(--ink); border-radius: var(--r-sm);
  font: 500 var(--fs-body)/var(--lh-none) var(--font);
  box-shadow: var(--shadow-2);
  transform: translateY(140%); transition: transform 500ms var(--ease);
}
.fab svg { width: 22px; height: 22px; }
.fab.is-visible { transform: none; }

/* ---------- Revelação ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease); transition-delay: var(--d, 0ms); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js .brand-card[data-reveal] .brand-card__media { clip-path: inset(100% 0 0 0); transition: clip-path 1.2s var(--ease); transition-delay: var(--d, 0ms); }
.js .brand-card[data-reveal].is-in .brand-card__media { clip-path: inset(0 0 0 0); }

/* ==========================================================================
   Breakpoints (DESIGN: 768 tablet · 992 desktop; mais 1440 para o hero)
   ========================================================================== */
@media (max-width: 991px) {
  .nav { position: fixed; inset: 0; z-index: -1; pointer-events: none; }
  .nav__list {
    position: absolute; inset: 0; flex-direction: column; justify-content: center; gap: var(--sp-1);
    padding: var(--sp-24) var(--gutter) var(--sp-10); background: var(--night); color: var(--on-night);
    opacity: 0; visibility: hidden; transition: opacity 300ms var(--ease), visibility 300ms;
  }
  .nav__list a { font: 600 var(--fs-display)/var(--lh-title) var(--font-display); letter-spacing: var(--tr-display); opacity: 1; padding: var(--sp-2) 0; }
  .nav__list a[aria-current="true"]::after { display: none; }
  .nav__cta-mobile { display: block; margin-top: var(--sp-8); }
  .nav__cta-mobile .btn { font: 500 var(--fs-body)/var(--lh-ui) var(--font); letter-spacing: 0; padding: var(--sp-4) var(--sp-6); }
  .menu-open .nav { pointer-events: auto; }
  .menu-open .nav__list { opacity: 1; visibility: visible; }
  .menu-open .header { color: var(--on-night); background: transparent; box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; }
  .menu-open { overflow: hidden; }

  .header__cta { display: none; }
  .burger {
    display: inline-grid; place-content: center; gap: 7px; width: 44px; height: 44px; margin-right: -10px;
    background: none; border: 0; color: inherit; cursor: pointer;
  }
  .burger span { display: block; width: 24px; height: 1.5px; background: currentColor; transition: transform 300ms var(--ease); }
  .burger[aria-expanded="true"] span:first-child { transform: translateY(4.25px) rotate(45deg); }
  .burger[aria-expanded="true"] span:last-child { transform: translateY(-4.25px) rotate(-45deg); }
}

@media (max-width: 767px) {
  .hero__foot { grid-template-columns: 1fr; }
  .hero__actions .btn { flex: 1 1 100%; }
  .hero__meta span:first-child { display: none; }
  .hero__media img { object-position: 18% 50%; }
  .channel, .hours { grid-template-columns: 1fr auto; gap: var(--sp-2) var(--sp-4); }
  .channel__label, .hours .channel__label { grid-column: 1 / -1; }
  .hours { grid-template-columns: 1fr; }
}

@media (min-width: 768px) {
  .catalog__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section__head--split { grid-template-columns: 1.2fr 1fr; gap: var(--sp-12); }
  .section__head--split .section__intro { justify-self: end; }
  .brands__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-6); align-items: start; }
  .brand-card--offset { margin-top: clamp(80px, 12vw, 180px); }
  .steps { grid-template-columns: repeat(4, 1fr); gap: var(--sp-6); }
  .step { padding: 36px 0 0; }
  .step::before { left: 12px; right: calc(-1 * var(--sp-6)); top: 5px; bottom: auto; width: auto; height: 1px; }
  .step__dot { top: 0; }
  .gallery { grid-template-columns: repeat(6, 1fr); grid-auto-rows: clamp(140px, 17vw, 240px); gap: var(--sp-4); }
  .gallery__item img { aspect-ratio: auto; }
  .g1 { grid-column: 1 / span 4; grid-row: span 2; }
  .g1 img { aspect-ratio: auto; }
  .g2 { grid-column: 5 / span 2; grid-row: span 2; }
  .g3 { grid-column: 1 / span 2; grid-row: span 2; }
  .g4 { grid-column: 3 / span 2; grid-row: span 2; }
  .g5 { grid-column: 5 / span 2; grid-row: span 2; }
  .voices__grid { grid-template-columns: repeat(3, 1fr); }
  .footer__top { grid-template-columns: auto 1fr auto; align-items: center; gap: var(--sp-12); }
  .footer__nav { justify-content: center; }
  .fab { display: none; }
}

@media (min-width: 992px) {
  .catalog__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 56px var(--sp-6); }
  .bike-dialog__inner { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
  .bike-dialog__media { position: sticky; top: 0; align-self: start; }
  .bike-dialog__info { padding: var(--sp-12) var(--sp-12) var(--sp-12) var(--sp-10); }
  .approach__grid { grid-template-columns: 5fr 6fr; gap: clamp(64px, 8vw, 128px); }
  .approach__lead { position: sticky; top: 120px; }
  .pillars { padding-top: var(--sp-2); }

  .services__grid { grid-template-columns: 5fr 7fr; gap: clamp(48px, 6vw, 96px); align-items: start; }
  .services__visual {
    display: block; position: sticky; top: 112px; aspect-ratio: 4 / 5; border-radius: var(--r-md); overflow: hidden; background: var(--night);
  }
  .services__visual img {
    position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
    opacity: 0; transform: scale(1.06); transition: opacity 700ms var(--ease), transform 1.4s var(--ease);
  }
  .services__visual img.is-active { opacity: 1; transform: none; }
  .services__badge {
    position: absolute; left: var(--sp-5); bottom: var(--sp-5); display: grid; place-content: center;
    width: 64px; height: 64px; border-radius: var(--r-full);
    background: var(--glass); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    color: var(--on-night);
  }
  .services__badge svg { width: 36px; height: 34px; }
  .service { padding: var(--sp-10) 0; cursor: default; }
  .service-list:hover .service:not(:hover), .service-list.has-focus .service:not(.is-current) { opacity: .38; }

  .about__grid { grid-template-columns: 1fr 1fr; gap: clamp(64px, 8vw, 128px); }
  .contact__grid { grid-template-columns: 1fr 1fr; gap: clamp(64px, 8vw, 128px); align-items: center; }
}

@media (min-width: 1440px) {
  .hero__title { max-width: 15ch; }
}

@media (prefers-reduced-motion: reduce) {
  .bike--skeleton .bike__media, .bike--skeleton .bike__body::before, .bike--skeleton .bike__body::after { animation: none; }
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 1ms !important; animation-iteration-count: 1 !important; transition-duration: 1ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .js .brand-card[data-reveal] .brand-card__media { clip-path: none; }
  .hero__media img { transform: none; }
}