/* Clínica Capilar, smart page
   Paleta tirada das fotografias: travertino, nogueira e o castanho-escuro do cabelo. */
:root {
  --bg: #F4EFE8;
  --surface: #FBF8F3;
  --stone: #E7DED2;
  --line: #D9CDBE;
  --ink: #241C17;
  --ink-2: #5E5147;
  --walnut: #7A4B2E;
  --walnut-soft: #B98E6E;
  --dark: #2A211B;
  --on-dark: #F4EFE8;
  --on-dark-2: #CDBFAF;
  --wa: #1E7A4C;
  --head: #C9B19B;

  --f-display: "Schibsted Grotesk", "Segoe UI", system-ui, sans-serif;
  --f-body: "Figtree", "Segoe UI", system-ui, sans-serif;

  --wrap: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 10px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--f-body);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--f-display); font-weight: 600; letter-spacing: -0.02em; line-height: 1.12; margin: 0; text-wrap: balance; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--walnut); outline-offset: 3px; border-radius: 4px; }

.defs { position: absolute; width: 0; height: 0; overflow: hidden; }
#dots circle { fill: var(--walnut); }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--ink); color: var(--on-dark); padding: 10px 16px; border-radius: 8px; text-decoration: none; }
.skip:focus { top: 12px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.tnum { font-variant-numeric: tabular-nums; }

.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.i { width: 20px; height: 20px; flex: none; }
.i-sm { width: 17px; height: 17px; flex: none; }

/* Buttons: flat, no gradients */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 50px; padding: 0 22px;
  border: 1px solid transparent; border-radius: var(--radius);
  font: 600 16px/1 var(--f-body); text-decoration: none; cursor: pointer;
  transition: background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink); color: var(--on-dark); }
.btn-primary:hover { background: var(--walnut); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--ink); }
.btn-sm { min-height: 44px; padding: 0 16px; font-size: 15px; }
.btn-icon { width: 48px; min-height: 48px; padding: 0; }
.btn .short { display: none; }

.link { font-weight: 600; color: var(--walnut); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.link { transition: color .25s var(--ease), text-underline-offset .3s var(--ease-out); }
.link:hover { color: var(--ink); text-underline-offset: 7px; }

/* Header */
.header { position: sticky; top: 0; z-index: 40; background: rgba(244, 239, 232, .96); border-bottom: 1px solid transparent; transition: border-color .25s var(--ease); }
.header.is-stuck { border-bottom-color: var(--line); }
.header .wrap { display: flex; align-items: center; gap: 28px; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 700 19px/1 var(--f-display); letter-spacing: -0.02em; }
.brand svg { width: 30px; height: 30px; color: var(--walnut); }
.nav { margin-left: auto; }
.nav ul { display: flex; gap: 26px; }
.nav a { text-decoration: none; font-size: 15px; font-weight: 500; color: var(--ink-2); padding: 8px 0; }
.nav a { position: relative; transition: color .25s var(--ease); }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 1.5px; background: var(--walnut); transform: scaleX(0); transform-origin: 100% 50%; transition: transform .45s var(--ease-out); }
.nav a:hover, .nav a.is-active { color: var(--ink); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); transform-origin: 0 50%; }
.progress { position: absolute; left: 0; bottom: -1px; width: 100%; height: 2px; background: var(--walnut); transform-origin: 0 50%; transform: scaleX(var(--sp, 0)); pointer-events: none; }

/* Hero */
.hero {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); align-items: center; gap: clamp(28px, 5vw, 72px);
  padding-left: max(var(--gutter), calc((100vw - var(--wrap)) / 2));
  padding-top: clamp(24px, 4vw, 48px); padding-bottom: clamp(8px, 2vw, 24px);
}
.kicker { font-weight: 600; font-size: 15px; color: var(--walnut); margin-bottom: 18px; }
.hero h1 { font-size: clamp(40px, 5.4vw, 70px); line-height: 1.02; letter-spacing: -0.035em; max-width: 13ch; }
.hero .lead { margin-top: 22px; max-width: 46ch; }
.lead { font-size: clamp(17px, 1.5vw, 19px); color: var(--ink-2); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-note { display: flex; gap: 10px; align-items: flex-start; margin-top: 22px; font-size: 15px; color: var(--ink-2); max-width: 44ch; }
.hero-note svg { margin-top: 3px; color: var(--walnut); }
.hero-media { position: relative; height: clamp(420px, 68vh, 680px); border-radius: var(--radius) 0 0 var(--radius); overflow: hidden; background: var(--stone); }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 42% 30%; }

/* Sections */
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section-surface { background: var(--surface); }
.section-dark { background: var(--dark); color: var(--on-dark); }
.section-dark .lead { color: var(--on-dark-2); }
.h2 { font-size: clamp(30px, 3.6vw, 46px); letter-spacing: -0.03em; }
.head-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px 64px; align-items: end; margin-bottom: clamp(32px, 4vw, 52px); }
.head-row .lead { max-width: 52ch; }

/* Case picker */
.picker { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(20px, 3vw, 40px); align-items: start; }
.cases { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.case {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 16px 12px 14px; min-height: 44px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  cursor: pointer; color: var(--ink-2);
  transition: border-color .2s var(--ease), background-color .2s var(--ease), color .2s var(--ease), transform .35s var(--ease-out);
}
.case svg { width: 60px; height: 70px; color: currentColor; overflow: visible; }
.case span { font-weight: 600; font-size: 15px; text-align: center; line-height: 1.25; }
.case .z { fill: var(--walnut-soft); opacity: .45; transition: opacity .25s var(--ease), fill .25s var(--ease); }
.case .z-dots { fill: url(#dots); opacity: .6; }
.case .z-line { fill: none; stroke: var(--walnut-soft); stroke-width: 5; stroke-linecap: round; opacity: .55; transition: opacity .25s var(--ease), stroke .25s var(--ease); }
.case:hover { border-color: var(--ink-2); color: var(--ink); transform: translateY(-3px); }
.case:active { transform: translateY(0); }
.case[aria-pressed="true"] { border-color: var(--ink); background: #fff; color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.case[aria-pressed="true"] .z { fill: var(--walnut); opacity: .85; }
.case[aria-pressed="true"] .z-dots { fill: url(#dots); opacity: 1; }
.case[aria-pressed="true"] .z-line { stroke: var(--walnut); opacity: 1; }

.picker-main { display: grid; gap: 12px; min-width: 0; }
.head3d { position: relative; margin: 0; aspect-ratio: 16 / 9; max-height: 440px; background: var(--stone); border-radius: var(--radius); overflow: hidden; }
.head3d canvas { display: block; width: 100%; height: 100%; cursor: grab; touch-action: pan-y; opacity: 0; transition: opacity .5s var(--ease); }
.head3d.is-ready canvas { opacity: 1; }
.head3d.is-dragging canvas { cursor: grabbing; }
.head3d figcaption { position: absolute; left: 16px; top: 12px; font-size: 13px; color: var(--ink-2); pointer-events: none; }

.case-panel { background: var(--dark); color: var(--on-dark); border-radius: var(--radius); padding: clamp(24px, 3vw, 36px); position: sticky; top: 96px; }
.case-panel h3 { font-size: clamp(24px, 2.4vw, 30px); }
.case-panel [data-case-text] { margin-top: 12px; color: var(--on-dark-2); min-height: 5.2em; }
.photos { margin: 24px 0 26px; padding-top: 22px; border-top: 1px solid rgba(244, 239, 232, .16); }
.photos p { font-size: 15px; color: var(--on-dark-2); }
.photos b { display: block; color: var(--on-dark); font-weight: 600; margin-bottom: 2px; }
.photos ul { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 14px; }
.photos li { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; font-size: 14px; font-weight: 600; }
.photos li span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; border: 1px solid rgba(244, 239, 232, .35); font-size: 13px; font-variant-numeric: tabular-nums; }
.case-panel .btn-primary { background: var(--on-dark); color: var(--ink); width: 100%; }
.case-panel .btn-primary:hover { background: #fff; }

/* Treatments */
.treat { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.treat-img { margin: 0; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 5; background: var(--stone); position: sticky; top: 96px; }
.treat-img img { width: 100%; height: 100%; object-fit: cover; object-position: 38% 50%; }
.treat .lead { margin-top: 16px; max-width: 46ch; }
.treat-list { margin-top: 36px; border-top: 1px solid var(--line); }
.treat-list li { padding: 26px 0; border-bottom: 1px solid var(--line); display: grid; gap: 8px; }
.treat-list h3 { font-size: 22px; transition: transform .45s var(--ease-out); }
.treat-list li:hover h3 { transform: translateX(6px); }
.treat-list p { color: var(--ink-2); max-width: 52ch; }
.treat-list .link { justify-self: start; margin-top: 4px; font-size: 15px; }

/* Natural hairline */
.natural { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
.natural .lead { margin-top: 16px; max-width: 48ch; }
.ticks { margin-top: 32px; display: grid; gap: 18px; }
.ticks li { display: flex; gap: 14px; align-items: flex-start; color: var(--ink-2); }
.ticks b { color: var(--ink); font-weight: 600; }
.ticks svg { margin-top: 4px; color: var(--walnut); }
.natural-img { margin: 0; border-radius: var(--radius); overflow: hidden; background: var(--stone); }

/* Steps */
.steps { position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); counter-reset: s; }
.steps::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--ink); transform-origin: 0 50%; }
.steps li { counter-increment: s; padding: 24px 24px 0 0; }
.steps li + li { padding-left: 24px; border-left: 1px solid var(--line); }
.steps li::before { content: "0" counter(s); display: block; font: 600 15px/1 var(--f-display); color: var(--walnut); margin-bottom: 18px; font-variant-numeric: tabular-nums; }
.steps h3 { font-size: 21px; }
.steps p { margin-top: 10px; color: var(--ink-2); font-size: 16px; }

/* Growth timeline (signature) */
.growth { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: center; }
.growth-stage { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(12px, 2vw, 24px) clamp(12px, 2vw, 24px) 16px; }
.growth-stage svg { width: 100%; height: auto; display: block; }
.growth-stage figcaption { font-size: 13px; color: var(--ink-2); margin-top: 8px; }
.g-skin { fill: var(--stone); }
.g-scalp { fill: #EFE6DA; }
.g-strands path { fill: none; stroke: var(--ink); stroke-linecap: round; }
.g-line { fill: none; stroke: var(--walnut); stroke-width: 1.6; stroke-dasharray: .008 .012; }
.g-label { font: 500 13px var(--f-body); fill: var(--ink-2); }
.js .growth:not(.in) .g-line { stroke-dasharray: 1 1; stroke-dashoffset: 1; }
.js .growth.in .g-line { animation: drawdash 1.4s var(--ease) both; }
@keyframes drawdash {
  0% { stroke-dasharray: 1 1; stroke-dashoffset: 1; }
  99% { stroke-dasharray: 1 1; stroke-dashoffset: 0; }
  100% { stroke-dasharray: .008 .012; stroke-dashoffset: 0; }
}
.growth-when { font: 600 clamp(26px, 2.6vw, 34px)/1.1 var(--f-display); letter-spacing: -0.02em; }
.growth-text { margin-top: 12px; color: var(--ink-2); min-height: 6.4em; }
.growth-ctl { display: flex; align-items: center; gap: 16px; margin-top: 24px; }
.growth-ctl input { flex: 1; }
.growth-marks { position: relative; height: 18px; margin: 6px 0 0 64px; font-size: 12px; color: var(--ink-2); }
.growth-marks li { position: absolute; top: 0; left: calc(12px + (100% - 24px) * var(--i) / 5); transform: translateX(-50%); white-space: nowrap; }
.growth-marks li:first-child { transform: translateX(-12px); }
.growth-marks li:last-child { transform: translateX(calc(-100% + 12px)); }

input[type="range"] { -webkit-appearance: none; appearance: none; height: 44px; background: transparent; cursor: pointer; margin: 0; }
input[type="range"]::-webkit-slider-runnable-track { height: 3px; background: linear-gradient(var(--walnut), var(--walnut)) 0 / var(--p, 0%) 100% no-repeat, var(--line); border-radius: 3px; }
input[type="range"]::-moz-range-track { height: 3px; background: var(--line); border-radius: 3px; }
input[type="range"]::-moz-range-progress { height: 3px; background: var(--walnut); border-radius: 3px; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 24px; height: 24px; margin-top: -10.5px; border-radius: 50%; background: var(--surface); border: 2px solid var(--ink); }
input[type="range"]::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; background: var(--surface); border: 2px solid var(--ink); }

/* Lisboa / dark band */
.lisboa { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
.lisboa-img { margin: 0; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 5; }
.lisboa-img img { width: 100%; height: 100%; object-fit: cover; object-position: 62% 50%; }
.lisboa .lead { margin-top: 16px; max-width: 46ch; }
.ask-title { font-size: 18px; margin-top: 40px; }
.ask { counter-reset: q; margin-top: 16px; border-top: 1px solid rgba(244, 239, 232, .16); }
.ask li { counter-increment: q; display: flex; gap: 16px; padding: 14px 0; border-bottom: 1px solid rgba(244, 239, 232, .16); }
.ask li::before { content: counter(q); flex: none; width: 18px; font: 600 15px/1.6 var(--f-display); color: var(--walnut-soft); font-variant-numeric: tabular-nums; }
.ask-foot { margin-top: 18px; color: var(--on-dark-2); font-size: 15px; }

/* FAQ */
.faq-wrap { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.faq-wrap .lead { margin-top: 16px; max-width: 40ch; }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 0; min-height: 44px; cursor: pointer; list-style: none; font: 600 18px/1.35 var(--f-display); letter-spacing: -0.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary svg { color: var(--walnut); transition: transform .25s var(--ease); }
.faq details[open] summary svg { transform: rotate(45deg); }
.faq .a { padding: 0 40px 0 0; color: var(--ink-2); overflow: hidden; }
.faq .a::after { content: ""; display: block; height: 22px; }
.faq details.closing summary svg { transform: none; }
.faq .a p + p { margin-top: 10px; }

/* Contact */
.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
.contact .lead { margin-top: 16px; max-width: 44ch; }
.contact-actions { margin-top: 28px; }
.details { margin: 0; border-top: 1px solid var(--line); }
.details .row { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.details dt { font-weight: 600; font-size: 15px; }
.details dd { margin: 0; color: var(--ink-2); }

/* Footer */
.footer { background: var(--dark); color: var(--on-dark-2); padding: 48px 0 calc(32px + env(safe-area-inset-bottom)); font-size: 15px; }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 24px; padding-bottom: 28px; border-bottom: 1px solid rgba(244, 239, 232, .14); }
.brand-light { color: var(--on-dark); }
.brand-light svg { color: var(--walnut-soft); }
.footer-top ul { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.footer a { text-decoration: none; }
.footer-top ul a:hover { color: var(--on-dark); }
.legal { padding-top: 22px; font-size: 14px; }

/* Mobile bar */
.mbar { display: none; }

/* Motion: only with JS; everything is switched off under prefers-reduced-motion */
.js .rv { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease-out), transform 1s var(--ease-out); }
.js .rv.in { opacity: 1; transform: none; }

/* Headings rise word by word */
.split .w { display: inline-block; overflow: hidden; vertical-align: top; padding: .06em 0 .12em; margin: -.06em 0 -.12em; }
.split .w > span { display: inline-block; }
.js .split .w > span { transform: translateY(112%); transition: transform 1.1s var(--ease-out); transition-delay: calc(var(--i) * 45ms + var(--d, 0ms)); }
.js .split.in .w > span { transform: none; }

/* Lists come in one item at a time (animated in site.js) */
.js [data-stagger]:not(.in) > * { opacity: 0; }

/* Photos open from the bottom and settle; site.js adds a light parallax */
.js .reveal-img { clip-path: inset(100% 0 0 0); transition: clip-path 1.3s var(--ease-out); }
.js .reveal-img.in { clip-path: inset(0 0 0 0); }
.js .reveal-img img, .js .hero-media img { scale: 1.16; translate: 0 var(--py, 0px); transition: scale 2s var(--ease-out); will-change: translate; }
.js .reveal-img.in img, .js.is-loaded .hero-media img { scale: 1.07; }

/* Hero on load */
.js .hero-media { clip-path: inset(0 0 0 100%); transition: clip-path 1.4s var(--ease-out) .15s; }
.js.is-loaded .hero-media { clip-path: inset(0 0 0 0); }
.js:not(.is-loaded) .hero-copy > :not(h1) { opacity: 0; }

/* Steps: the top rule draws across */
.js .steps::before { transform: scaleX(0); transition: transform 1.6s var(--ease-out); }
.js .steps.in::before { transform: none; }

@media (max-width: 1080px) {
  .nav { display: none; }
  .header .btn { margin-left: auto; }
  .picker { grid-template-columns: 1fr; }
  .case-panel { position: static; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 32px; }
  .steps li:nth-child(3) { padding-left: 0; border-left: 0; }
  .growth { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  html { scroll-padding-top: 72px; }
  .header .wrap { height: 64px; }
  .btn .long { display: none; }
  .btn .short { display: inline; }
  .hero { grid-template-columns: 1fr; padding-right: var(--gutter); padding-top: 8px; }
  .hero-media { order: -1; height: auto; aspect-ratio: 4 / 3; border-radius: var(--radius); }
  .hero-media img { object-position: 45% 25%; }
  .head-row, .treat, .natural, .lisboa, .faq-wrap, .contact { grid-template-columns: 1fr; }
  .treat-img { position: static; aspect-ratio: 16 / 10; }
  .lisboa-img { aspect-ratio: 16 / 10; }
  .natural-img { order: -1; }
  .cases { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mbar {
    display: block; position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
    background: rgba(244, 239, 232, .97); border-top: 1px solid var(--line);
    transform: translateY(110%); transition: transform .3s var(--ease);
  }
  .mbar.show { transform: none; }
  .mbar .btn { width: 100%; }
  .footer { padding-bottom: calc(96px + env(safe-area-inset-bottom)); }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .steps { grid-template-columns: 1fr; }
  .steps li, .steps li + li { padding: 22px 0 0; border-left: 0; }
  .steps li + li { border-top: 1px solid var(--line); margin-top: 6px; }
  .hero-actions .btn { width: 100%; }
  .details .row { grid-template-columns: 1fr; gap: 4px; }
  .case svg { width: 56px; height: 65px; }
  .head3d { aspect-ratio: 4 / 3; }
  .growth-marks { margin-left: 0; margin-top: 4px; }
  .growth-marks li:nth-child(even) { visibility: hidden; }
  .faq .a { padding-right: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .js .rv { opacity: 1; transform: none; }
  .js .split .w > span, .js .steps::before { transform: none; }
  .js [data-stagger]:not(.in) > *, .js:not(.is-loaded) .hero-copy > :not(h1) { opacity: 1; }
  .js .reveal-img, .js .hero-media { clip-path: none; }
  .js .reveal-img img, .js .hero-media img { scale: 1; translate: none; }
}