/* Liber Clinic — landing provisória
   Paleta e tipografia do guia da marca 2025. */
:root {
  --marfim: #DBDAD4;
  --areia: #C2B8AB;
  --caramelo: #B1946C;
  --grafite: #212121;
  --paper: #E6E5E0;          /* marfim aclarado para leitura longa */
  --ink: var(--grafite);
  --line: #C9C5BC;
  --muted: #5E5B55;
  --muted-dark: #A8A39A;
  --gutter: clamp(22px, 4.5vw, 80px);
  --label-size: 10px;
  --label-tracking: .16em;
  --copy-size: 16px;
  --copy-lh: 1.65;
  --header-h: 92px;
  --font: "Hanken Grotesk", "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(.2, .75, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--copy-size)/var(--copy-lh) var(--font);
  -webkit-font-smoothing: antialiased;
  animation: pageIn .9s var(--ease) both;
}
img, video { display: block; width: 100%; height: 100%; object-fit: cover; }
a { color: inherit; }
h1, h2, h3, p, figure, ol { margin: 0; padding: 0; }
ol { list-style: none; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: var(--gutter); top: 12px; z-index: 100; background: var(--ink); color: var(--paper); padding: 8px 12px; }

.label {
  font: 500 var(--label-size)/1.4 var(--font);
  letter-spacing: var(--label-tracking);
  text-transform: uppercase;
  color: var(--muted);
}

/* Header */
.top {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--gutter);
  transition: background .4s var(--ease), height .4s var(--ease), color .4s var(--ease);
}
.top.is-scrolled { background: rgba(230, 229, 224, .86); backdrop-filter: blur(12px); height: 68px; }
.logo { display: block; color: var(--grafite); transition: color .4s var(--ease); }
.logo__mark { display: block; width: 40px; height: 40px; }
.top__right { display: flex; align-items: center; gap: clamp(18px, 3vw, 40px); }
.top__cta { font: 500 11px/1 var(--font); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; }
.top__cta:hover { color: var(--caramelo); }
.burger {
  display: flex; align-items: center; gap: 12px;
  background: none; border: 0; padding: 8px 0; cursor: pointer; color: inherit;
  font: 500 11px/1 var(--font); letter-spacing: .1em; text-transform: uppercase;
}
.burger i { position: relative; width: 22px; height: 8px; }
.burger i::before, .burger i::after {
  content: ""; position: absolute; left: 0; right: 0; height: 1px; background: currentColor;
  transition: transform .5s var(--ease), top .5s var(--ease);
}
.burger i::before { top: 0; }
.burger i::after { top: 7px; }
.menu-open .burger i::before { top: 4px; transform: rotate(45deg); }
.menu-open .burger i::after { top: 4px; transform: rotate(-45deg); }

/* Full-screen menu */
.menu {
  position: fixed; inset: 0; z-index: 40;
  background: var(--grafite); color: var(--marfim);
  display: flex; flex-direction: column; justify-content: center;
  padding: var(--header-h) var(--gutter) 40px;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .8s var(--ease);
}
.menu-open .menu { clip-path: inset(0 0 0 0); }
.menu-open .top { color: var(--marfim); background: transparent; backdrop-filter: none; }
.menu-open .logo { color: var(--caramelo); }
.menu__list li { overflow: hidden; border-top: 1px solid rgba(219,218,212,.14); }
.menu__list li:last-child { border-bottom: 1px solid rgba(219,218,212,.14); }
.menu__list a {
  display: flex; align-items: baseline; gap: 24px;
  padding: 14px 0; text-decoration: none;
  font: 300 clamp(36px, 7vw, 96px)/1.05 var(--font); letter-spacing: -.03em;
  transform: translateY(105%); transition: transform .8s var(--ease), color .3s;
}
.menu-open .menu__list a { transform: none; }
.menu-open .menu__list li:nth-child(2) a { transition-delay: .05s; }
.menu-open .menu__list li:nth-child(3) a { transition-delay: .1s; }
.menu-open .menu__list li:nth-child(4) a { transition-delay: .15s; }
.menu__list a:hover { color: var(--caramelo); }
.menu .num { font: 500 var(--label-size)/1 var(--font); letter-spacing: var(--label-tracking); color: var(--muted-dark); }
.menu__foot { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 40px; }
.menu__foot .label { color: var(--muted-dark); }
.soon { opacity: .45; }

/* Hero */
.hero {
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center; gap: clamp(28px, 4vw, 48px);
  padding: calc(var(--header-h) + 20px) var(--gutter) clamp(40px, 6vw, 80px);
}
.hero__title {
  font: 200 clamp(46px, 9.4vw, 172px)/.94 var(--font);
  letter-spacing: -.045em;
}
.hero__title .line { display: block; overflow: hidden; padding-bottom: .07em; }
.hero__title .line > span { display: inline-block; transform: translateY(110%); animation: rise 1.3s var(--ease) forwards; }
.hero__title .line + .line > span { animation-delay: .14s; }
.line--accent { color: var(--caramelo); }
.hero__row {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  border-top: 1px solid var(--line); padding-top: 22px;
}

.btn {
  display: inline-flex; align-items: center; gap: 14px;
  padding: 16px 26px; border-radius: 999px;
  background: var(--grafite); color: var(--marfim); text-decoration: none;
  font: 500 12px/1 var(--font); letter-spacing: .1em; text-transform: uppercase;
  transition: background .35s var(--ease), color .35s var(--ease);
}
.btn:hover { background: var(--caramelo); color: var(--grafite); }
.btn span { transition: transform .35s var(--ease); }
.btn:hover span { transform: translateX(4px); }
.btn--accent { background: var(--caramelo); color: var(--grafite); }
.btn--accent:hover { background: var(--marfim); }

/* Split with video */
.split {
  display: grid; grid-template-columns: 5fr 6fr; gap: clamp(30px, 6vw, 110px); align-items: center;
  padding: clamp(60px, 9vw, 140px) var(--gutter);
  border-top: 1px solid var(--line);
}
.split__media { position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: var(--areia); }
.split__video { object-position: 50% 45%; }
.sound {
  position: absolute; left: 16px; bottom: 16px;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 16px 10px 12px; border: 0; border-radius: 999px; cursor: pointer;
  background: rgba(33,33,33,.72); color: var(--marfim); backdrop-filter: blur(8px);
  font: 500 10px/1 var(--font); letter-spacing: .14em; text-transform: uppercase;
  transition: background .3s var(--ease);
}
.sound:hover { background: var(--grafite); }
.sound i { position: relative; width: 14px; height: 12px; }
.sound i::before { /* speaker */
  content: ""; position: absolute; left: 0; top: 3px; width: 6px; height: 6px; background: currentColor;
  clip-path: polygon(0 20%, 40% 20%, 100% -40%, 100% 140%, 40% 80%, 0 80%);
}
.sound i::after { /* waves when on, cross when off */
  content: ""; position: absolute; right: 0; top: 2px; width: 6px; height: 8px;
  border: 1px solid currentColor; border-left: 0; border-radius: 0 8px 8px 0; opacity: .35;
}
.sound[aria-pressed="true"] i::after { opacity: 1; }
.split__text { display: flex; flex-direction: column; gap: 26px; max-width: 620px; }
.statement { font: 300 clamp(28px, 3.6vw, 54px)/1.08 var(--font); letter-spacing: -.03em; }
.copy { color: var(--muted); max-width: 52ch; }

/* Pattern band (padrão da marca) */
.pattern {
  display: flex; align-items: center; justify-content: center;
  min-height: clamp(300px, 46vw, 640px);
  background: var(--marfim) url("../img/pattern-tile.svg") 0 0 / 194px 232px repeat;
  animation: drift 60s linear infinite;
}
.pattern__text {
  background: var(--marfim);
  padding: clamp(18px, 2.4vw, 34px) clamp(26px, 3.6vw, 52px);
  font: 300 clamp(30px, 4.4vw, 68px)/1.02 var(--font); letter-spacing: -.035em; text-align: center;
}

/* Care areas */
.list { padding: clamp(70px, 10vw, 160px) var(--gutter); }
.list__head, .team__head { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(30px, 6vw, 110px); align-items: end; margin-bottom: clamp(36px, 5vw, 70px); }
.display { font: 300 clamp(38px, 6vw, 96px)/.98 var(--font); letter-spacing: -.04em; }
.list__items { border-top: 1px solid var(--line); }
.list__item {
  display: grid; grid-template-columns: 5fr 3fr 3fr; gap: clamp(16px, 3vw, 40px); align-items: baseline;
  padding: 26px 0; border-bottom: 1px solid var(--line);
  transition: padding .45s var(--ease);
}
.list__item:hover { padding-left: 12px; }
.list__item .num { font: 500 var(--label-size)/1 var(--font); letter-spacing: var(--label-tracking); color: var(--caramelo); }
.list__item h3 { font: 400 clamp(21px, 2.2vw, 30px)/1.15 var(--font); letter-spacing: -.02em; }
.list__item p { color: var(--muted); font-size: 15px; line-height: 1.55; }
.list__note { margin-top: 30px; }

/* Team */
.team { padding: 0 var(--gutter) clamp(70px, 10vw, 160px); }
.team__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(16px, 2vw, 28px); }
.person {
  display: flex; flex-direction: column; justify-content: flex-end; gap: 12px;
  min-height: clamp(220px, 26vw, 380px); padding: clamp(22px, 3vw, 40px);
  background: var(--marfim);
}
.person h3 { font: 300 clamp(28px, 3.4vw, 50px)/1.02 var(--font); letter-spacing: -.03em; }

/* Invite */
.invite {
  background: var(--grafite); color: var(--marfim);
  padding: clamp(80px, 12vw, 190px) var(--gutter);
  display: flex; flex-direction: column; gap: clamp(26px, 4vw, 48px);
}
.invite .label { color: var(--muted-dark); }
.invite__title { font: 200 clamp(46px, 9vw, 160px)/.94 var(--font); letter-spacing: -.045em; }
.invite__actions { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.invite__tel { font: 300 clamp(22px, 2.4vw, 32px)/1 var(--font); text-decoration: none; letter-spacing: -.01em; }
.invite__tel:hover { color: var(--caramelo); }

/* Info */
.info { padding: clamp(60px, 8vw, 120px) var(--gutter); }
.info__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(22px, 3vw, 40px); margin-top: 30px; border-top: 1px solid var(--line); padding-top: 30px; }
.info__grid h3 { margin-bottom: 12px; }
.info__grid p { font-size: 15px; line-height: 1.7; }
.info__grid a { text-decoration: none; }
.info__grid a:hover, .link:hover { color: var(--caramelo); }
.link { display: inline-block; margin-top: 10px; font: 500 11px/1 var(--font); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 3px; }

/* Footer */
.foot {
  background: var(--grafite); color: var(--marfim);
  padding: clamp(50px, 7vw, 100px) var(--gutter) 34px;
  display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; flex-wrap: wrap;
}
.foot__sign { width: clamp(150px, 16vw, 220px); height: auto; color: var(--caramelo); }
.foot__meta { display: flex; flex-direction: column; gap: 8px; text-align: right; font-size: 13px; color: var(--muted-dark); }
.foot__meta .label { color: var(--muted-dark); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease), transform 1.1s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal--image { opacity: 1; transform: none; clip-path: inset(12% 0 12% 0); transition: clip-path 1.4s var(--ease); }
.reveal--image video { transform: scale(1.12); transition: transform 1.8s var(--ease); }
.reveal--image.is-in { clip-path: inset(0 0 0 0); }
.reveal--image.is-in video { transform: scale(1); }

@keyframes pageIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes rise { to { transform: none; } }
@keyframes drift { to { background-position: 194px 232px; } }

@media (max-width: 860px) {
  .split, .list__head, .team__head { grid-template-columns: 1fr; }
  .list__item { grid-template-columns: 40px 1fr; }
  .list__item p { grid-column: 2; }
  .team__grid { grid-template-columns: 1fr; }
  .info__grid { grid-template-columns: 1fr 1fr; }
  .top__cta { display: none; }
  .foot__meta { text-align: left; }
}
@media (max-width: 520px) {
  .info__grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal, .reveal--image, .reveal--image video, .hero__title .line > span { opacity: 1; transform: none; clip-path: none; }
}