/* Personal Best — estilos globais */

:root {
  --orange: #FF5A00;
  --orange-dark: #D94C00;
  --orange-soft: #FFE6D6;
  --ink: #161616;
  --ink-2: #3d3a37;
  --muted: #77716b;
  --paper: #F7F4EF;
  --paper-2: #EFE9E1;
  --white: #fff;
  --line: rgba(22, 22, 22, .12);

  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --radius: 10px;
  --container: 1160px;
  --header-h: 72px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink-2);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.02;
  margin: 0 0 .5em;
  text-transform: uppercase;
  letter-spacing: .01em;
}
h1 { font-size: clamp(2.8rem, 6.5vw, 5.4rem); font-weight: 800; }
h2 { font-size: clamp(2.1rem, 4.2vw, 3.4rem); font-weight: 700; max-width: 18ch; }
h3 { font-size: 1.45rem; font-weight: 600; }

p { margin: 0 0 1em; }

.container { width: min(var(--container), 100% - 40px); margin-inline: auto; }
.container-narrow { max-width: 780px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link:focus {
  position: fixed; top: 10px; left: 10px; width: auto; height: auto; clip: auto;
  z-index: 100; background: var(--ink); color: var(--white); padding: 10px 16px; border-radius: 6px;
}

:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .95em 1.8em;
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--white); background: var(--orange);
  border: 2px solid var(--orange); border-radius: 999px;
  text-decoration: none; cursor: pointer;
  transition: background .2s, border-color .2s, color .2s, transform .2s;
}
.btn:hover { background: var(--orange-dark); border-color: var(--orange-dark); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); border-color: var(--ink); color: var(--white); }
.btn-sm { padding: .55em 1.3em; font-size: 1rem; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247, 244, 239, .9);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }

.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--ink); }
.brand-mark {
  display: grid; place-items: center; width: 38px; height: 38px;
  font-family: var(--font-display); font-weight: 800; font-size: 1.15rem; letter-spacing: .02em;
  color: var(--white); background: var(--orange); border-radius: 8px;
}
.brand-name { font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; text-transform: uppercase; letter-spacing: .03em; }
.brand-name strong { font-weight: 800; color: var(--orange); }
.brand-light { color: var(--white); }

.site-nav { display: flex; align-items: center; gap: 1.6rem; }
.site-nav a:not(.btn) {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .05em; text-decoration: none; color: var(--ink);
}
.site-nav a:not(.btn):hover { color: var(--orange); }
.lang-switch { border: 1.5px solid var(--ink); border-radius: 6px; padding: .05em .45em; }

.nav-toggle { display: none; }

@media (max-width: 880px) {
  .nav-toggle {
    display: grid; place-items: center; width: 44px; height: 44px;
    background: none; border: 0; cursor: pointer; padding: 0;
  }
  .nav-toggle-bar, .nav-toggle-bar::before, .nav-toggle-bar::after {
    display: block; width: 24px; height: 2px; background: var(--ink); position: relative; transition: transform .25s, background .25s;
  }
  .nav-toggle-bar::before, .nav-toggle-bar::after { content: ""; position: absolute; left: 0; }
  .nav-toggle-bar::before { top: -7px; }
  .nav-toggle-bar::after { top: 7px; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateY(-7px) rotate(-45deg); }

  .site-nav {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: .5rem 20px 1.25rem;
    background: var(--paper); border-bottom: 1px solid var(--line);
    display: none;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a:not(.btn) { padding: .8rem 0; border-bottom: 1px solid var(--line); }
  .lang-switch { border: 0 !important; border-radius: 0; }
  .site-nav .btn { margin-top: 1rem; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(3rem, 7vw, 6rem) 0 clamp(3.5rem, 7vw, 6rem); }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: clamp(2rem, 5vw, 5rem); }
.eyebrow, .kicker {
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; color: var(--orange); margin-bottom: .9rem;
}
.eyebrow::before, .kicker::before {
  content: ""; display: inline-block; width: 28px; height: 3px; background: var(--orange);
  vertical-align: middle; margin-right: .6rem; border-radius: 2px;
}
.hero h1 span { color: var(--orange); display: block; }
.lead { font-size: 1.15rem; color: var(--ink-2); max-width: 52ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }

.hero-art { position: relative; display: grid; place-items: center; }
.hero-track {
  position: absolute; inset: -10%; width: 120%; height: 120%; z-index: 0; pointer-events: none;
  fill: none; stroke: var(--orange); stroke-width: 1.5; stroke-dasharray: 2 12; stroke-linecap: round; opacity: .5;
  animation: spin 80s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.frame { position: relative; z-index: 1; filter: drop-shadow(0 24px 40px rgba(60, 35, 10, .25)); }
.frame-hero { width: min(420px, 100%); transform: rotate(-3deg); transition: transform .5s; }
.frame-hero:hover { transform: rotate(0deg) scale(1.02); }

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .frame-hero { width: min(300px, 80%); }
}

/* ---------- Faixa ---------- */
.strip { background: var(--orange); color: var(--white); overflow: hidden; padding: 1rem 0; }
.strip-track { display: flex; width: max-content; animation: marquee 30s linear infinite; }
.strip span {
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em; white-space: nowrap; padding: 0 1.6rem;
}
.strip span::after { content: "●"; font-size: .6em; margin-left: 3.2rem; vertical-align: middle; opacity: .7; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Seções ---------- */
.section { padding: clamp(4rem, 9vw, 7.5rem) 0; }
.section-alt { background: var(--paper-2); }
.section-dark { background: var(--ink); color: rgba(255, 255, 255, .78); }
.section-dark h2 { color: var(--white); }
.section-dark .lead { color: rgba(255, 255, 255, .78); }

.steps { list-style: none; padding: 0; margin: 3rem 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.step { background: var(--white); border-radius: var(--radius); padding: 2rem 1.8rem; border-top: 4px solid var(--orange); }
.step-num { font-family: var(--font-display); font-size: 3.2rem; font-weight: 800; color: var(--orange); line-height: 1; display: block; margin-bottom: .8rem; }
.step p { margin: 0; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: center; }
.split-art .frame { width: min(420px, 100%); margin-inline: auto; }

.features { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 1.2rem; counter-reset: feat; }
.features li { position: relative; padding-left: 3.2rem; counter-increment: feat; }
.features li::before {
  content: counter(feat, decimal-leading-zero);
  position: absolute; left: 0; top: .1rem;
  font-family: var(--font-display); font-weight: 800; font-size: 1.3rem; color: var(--orange);
}
.features h3 { font-size: 1.3rem; margin-bottom: .15em; }
.features p { margin: 0; }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 3rem; }
.gallery-item { margin: 0; }
.gallery-item .frame { transition: transform .35s; }
.gallery-item:hover .frame { transform: translateY(-6px); }
.gallery-item figcaption {
  margin-top: 1.1rem; text-align: center;
  font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: .06em; color: var(--ink);
}
.note { margin-top: 2rem; font-size: .85rem; color: var(--muted); text-align: center; }

.quote { background: var(--orange); padding: clamp(3.5rem, 7vw, 5.5rem) 0; }
.quote blockquote {
  margin: 0; text-align: center; color: var(--white);
  font-family: var(--font-display); font-weight: 800; text-transform: uppercase;
  font-size: clamp(2rem, 5vw, 3.8rem); line-height: 1.05;
}

.faq { margin-top: 2.5rem; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 1.3rem 2.5rem 1.3rem 0; position: relative;
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 600; color: var(--ink); text-transform: uppercase;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-size: 2rem; font-weight: 500; color: var(--orange); transition: transform .25s;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 0 1.4rem; margin: 0; max-width: 65ch; }

@media (max-width: 880px) {
  .steps, .gallery { grid-template-columns: 1fr; }
  .gallery { max-width: 380px; margin-inline: auto; }
  .split { grid-template-columns: 1fr; }
}

/* ---------- Formulário ---------- */
.split-form { align-items: start; }
.order-form { background: var(--white); color: var(--ink-2); border-radius: 14px; padding: clamp(1.5rem, 4vw, 2.5rem); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field-row-3 { grid-template-columns: 1.2fr 1fr 1fr; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: .85rem; font-weight: 600; color: var(--ink); margin-bottom: .35rem; }
.field input:not([type="checkbox"]), .field select, .field textarea {
  width: 100%; padding: .8rem .9rem;
  font: inherit; font-size: 1rem; color: var(--ink);
  background: var(--paper); border: 1.5px solid transparent; border-radius: 8px;
  transition: border-color .2s, background .2s;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--orange); background: var(--white); }
[hidden] { display: none !important; }
.field input[type="file"] { padding: .65rem .8rem; cursor: pointer; }
.field .hint { display: block; font-size: .8rem; color: var(--muted); margin-top: .35rem; }
.field small { display: block; color: #c0392b; margin-top: .3rem; font-size: .82rem; }
.has-error input, .has-error select, .has-error textarea { border-color: #c0392b !important; }

.field-check label { display: flex; gap: .7rem; align-items: flex-start; font-weight: 400; font-size: .88rem; color: var(--ink-2); cursor: pointer; }
.field-check input { width: 18px; height: 18px; margin-top: .15rem; flex-shrink: 0; accent-color: var(--orange); }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.alert { border-radius: 8px; padding: .9rem 1rem; margin-bottom: 1.3rem; font-weight: 500; }
.alert-ok { background: #e7f6ec; color: #1e6b3a; }
.alert-error { background: #fdecea; color: #a12a1e; }

@media (max-width: 560px) {
  .field-row, .field-row-3 { grid-template-columns: 1fr; gap: 0; }
}

/* ---------- Footer ---------- */
.site-footer { background: #0e0e0e; color: rgba(255, 255, 255, .6); padding: 3.5rem 0 1.5rem; font-size: .92rem; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2rem; }
.footer-tagline { margin-top: 1rem; max-width: 32ch; }
.footer-nav { display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; align-items: flex-start; }
.footer-nav a { text-decoration: none; }
.footer-nav a:hover { color: var(--orange); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 2.5rem; padding-top: 1.5rem; }
.footer-bottom p { margin: 0; }

/* ---------- Animação de entrada ---------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}