/* =========================================================
   Dra. Natália de Sá Barreto — Odontopediatria
   Hi-fi · direção "Atelier" — maternal sofisticada
   ========================================================= */

:root {
  --paper:      #f6f1e9;   /* creme natural */
  --paper-2:    #efe7d9;   /* areia clara */
  --paper-3:    #e7dcc9;   /* areia */
  --ink:        #2a221c;   /* mocha escuro */
  --ink-soft:   #6b5e51;   /* mocha médio */
  --muted:      #a2937f;

  --accent:      #6e8466;  /* sálvia — verde sofisticado */
  --accent-deep: #4d6147;  /* sálvia escuro */
  --accent-soft: #d2dcc6;  /* sálvia pastel */

  --maxw: 1240px;
  --gut: clamp(22px, 5vw, 72px);

  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 300;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ---------- shared atoms ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gut); }

.eyebrow {
  font-family: var(--sans);
  font-size: 11px; font-weight: 500;
  letter-spacing: .3em; text-transform: uppercase;
  color: var(--accent-deep);
}
.serif { font-family: var(--serif); font-weight: 400; }
.it { font-style: italic; }

.display {
  font-family: var(--serif);
  font-weight: 300;
  line-height: 1.0;
  letter-spacing: -0.02em;
}
.display em { font-style: italic; font-weight: 400; color: var(--accent-deep); }

.lead-text {
  font-family: var(--serif);
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.45;
  font-weight: 400;
  color: var(--ink);
}

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--sans); font-weight: 500; font-size: 14px;
  letter-spacing: .02em;
  padding: 15px 26px;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  background: var(--ink); color: var(--paper);
  cursor: pointer;
  transition: transform .25s cubic-bezier(.2,.8,.2,1), background .25s, color .25s, box-shadow .25s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -12px rgba(42,34,28,.6); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); }
.btn.accent { background: var(--accent); border-color: var(--accent); }
.btn.accent:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn .wa {
  width: 17px; height: 17px; flex: none;
}
.btn .arrow { transition: transform .25s; }
.btn:hover .arrow { transform: translateX(3px); }

/* hairline */
.rule { border: none; border-top: 1px solid color-mix(in oklab, var(--ink) 22%, transparent); margin: 0; }

/* ---------- scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center;
  padding: 18px var(--gut);
  transition: background .4s, padding .4s, box-shadow .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}
.nav.solid {
  background: color-mix(in oklab, var(--paper) 88%, transparent);
  backdrop-filter: blur(12px);
  padding-top: 12px; padding-bottom: 12px;
  border-bottom-color: color-mix(in oklab, var(--ink) 14%, transparent);
}
.nav .brand {
  font-family: var(--serif); font-style: italic; font-size: 22px;
  line-height: 1; display: flex; flex-direction: column; gap: 3px;
}
.nav .brand small {
  font-family: var(--sans); font-style: normal;
  font-size: 9px; font-weight: 500; letter-spacing: .26em;
  text-transform: uppercase; color: var(--ink-soft);
}
.nav .links {
  margin-left: auto; display: flex; align-items: center; gap: 34px;
}
.nav .links a {
  font-size: 13.5px; font-weight: 400; letter-spacing: .01em;
  position: relative; padding: 4px 0;
}
.nav .links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--ink); transition: width .3s;
}
.nav .links a:hover::after { width: 100%; }
.nav .nav-cta { margin-left: 34px; padding: 11px 20px; }
.nav .burger { display: none; }

@media (max-width: 860px) {
  .nav .links { display: none; }
  .nav .nav-cta { margin-left: auto; }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding-top: clamp(110px, 15vh, 170px);
  padding-bottom: clamp(40px, 6vh, 80px);
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero .lead { display: flex; flex-direction: column; gap: 30px; min-width: 0; }
.hero .topline {
  display: flex; align-items: center; gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px solid color-mix(in oklab, var(--ink) 18%, transparent);
}
.hero .topline .stamp {
  margin-left: auto; font-family: var(--serif); font-style: italic;
  font-size: 16px; color: var(--accent-deep);
}
.hero h1 {
  margin: 0;
  font-size: clamp(44px, 6.2vw, 96px);
  line-height: 0.96;
}
.hero h1 .l { display: block; white-space: nowrap; }
.hero .hero-sub { max-width: 40ch; margin: 0; color: var(--ink); }
.hero .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero .meta-row {
  display: flex; gap: clamp(22px, 4vw, 46px); flex-wrap: wrap;
  padding-top: 22px;
  border-top: 1px solid color-mix(in oklab, var(--ink) 18%, transparent);
}
.hero .meta-row .k { font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: var(--ink-soft); display: block; margin-bottom: 5px; }
.hero .meta-row .v { font-family: var(--serif); font-size: 20px; }

.hero .figure { position: relative; min-width: 0; }
.hero .figure .frame {
  position: relative; aspect-ratio: 4/5;
  border-radius: 6px; overflow: hidden;
  background: var(--paper-3);
  box-shadow: 0 40px 80px -50px rgba(42,34,28,.7);
}
.hero .figure .frame img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; }
.hero .figure .badge {
  position: absolute; left: -22px; bottom: -26px; z-index: 3;
  background: var(--paper); border: 1px solid var(--ink);
  padding: 16px 20px; max-width: 232px;
  border-radius: 4px;
  box-shadow: 0 24px 48px -32px rgba(42,34,28,.6);
}
.hero .figure .badge .k { font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: var(--ink-soft); }
.hero .figure .badge em { display: block; margin-top: 7px; font-family: var(--serif); font-style: italic; font-size: 19px; line-height: 1.25; }
.hero .figure .ring {
  position: absolute; top: -26px; right: -26px; z-index: 1;
  width: 130px; height: 130px; border-radius: 50%;
  border: 1px solid var(--accent);
  display: grid; place-items: center;
  background: var(--paper);
  font-family: var(--serif); font-style: italic; font-size: 15px;
  text-align: center; color: var(--accent-deep); line-height: 1.15;
  transform: rotate(-6deg);
}

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero .figure { max-width: 460px; }
  .hero .figure .badge { left: 0; }
}

/* =========================================================
   SOBRE
   ========================================================= */
.sobre { padding: clamp(70px, 12vh, 140px) 0; }
.sobre-grid {
  display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(36px, 6vw, 88px); align-items: start;
}
.sobre .portrait { position: relative; }
.sobre .portrait .frame { aspect-ratio: 3/4; border-radius: 6px; overflow: hidden; background: var(--paper-3); }
.sobre .portrait .frame img { width: 100%; height: 100%; object-fit: cover; }
.sobre .portrait .cap {
  position: absolute; right: -16px; bottom: 28px;
  background: var(--accent); color: var(--paper);
  font-family: var(--serif); font-style: italic; font-size: 18px;
  padding: 10px 18px; border-radius: 3px;
  box-shadow: 0 18px 36px -22px rgba(136,77,54,.9);
}
.sobre h2 { margin: 16px 0 26px; font-size: clamp(40px, 5vw, 66px); }
.sobre .body p { margin: 0 0 18px; font-size: 17px; line-height: 1.7; color: var(--ink-soft); max-width: 54ch; }
.sobre .body p strong { color: var(--ink); font-weight: 500; }
.sobre .signature {
  font-family: var(--serif); font-style: italic; font-size: 34px;
  margin-top: 26px; color: var(--ink);
}

.timeline { margin-top: 38px; border-top: 1px solid color-mix(in oklab, var(--ink) 20%, transparent); }
.timeline .row {
  display: grid; grid-template-columns: 130px 1fr; gap: 22px;
  padding: 18px 0; align-items: baseline;
  border-bottom: 1px solid color-mix(in oklab, var(--ink) 14%, transparent);
}
.timeline .yr { font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--accent-deep); }
.timeline .what { font-family: var(--serif); font-size: 22px; }
.timeline .what small { display: block; font-family: var(--sans); font-size: 12.5px; color: var(--ink-soft); margin-top: 4px; letter-spacing: .01em; }

@media (max-width: 880px) {
  .sobre-grid { grid-template-columns: 1fr; gap: 48px; }
  .sobre .portrait { max-width: 420px; }
}

/* =========================================================
   PILARES
   ========================================================= */
.pilares { background: var(--ink); color: var(--paper); padding: clamp(70px, 12vh, 130px) 0; }
.pilares .head { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: end; margin-bottom: clamp(40px, 6vw, 70px); }
.pilares .eyebrow { color: var(--accent-soft); }
.pilares h2 { margin: 14px 0 0; font-size: clamp(38px, 5vw, 60px); color: var(--paper); }
.pilares h2 em { color: var(--accent-soft); }
.pilares .head p { margin: 0; color: color-mix(in oklab, var(--paper) 72%, transparent); font-size: 16px; line-height: 1.65; max-width: 42ch; }
.pilares .grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 3vw, 48px); }
.pilares .item { border-top: 1px solid color-mix(in oklab, var(--paper) 34%, transparent); padding-top: 22px; }
.pilares .item .n { font-family: var(--serif); font-style: italic; font-size: 17px; color: var(--accent-soft); }
.pilares .item h3 { font-family: var(--serif); font-weight: 400; font-size: clamp(26px, 3vw, 33px); margin: 8px 0 14px; line-height: 1.05; min-height: 2.1em; }
.pilares .item p { margin: 0; color: color-mix(in oklab, var(--paper) 70%, transparent); font-size: 15px; line-height: 1.7; }

@media (max-width: 760px) {
  .pilares .head { grid-template-columns: 1fr; gap: 18px; }
  .pilares .grid { grid-template-columns: 1fr; gap: 34px; }
}

/* =========================================================
   SEDAÇÃO
   ========================================================= */
.seda { padding: clamp(70px, 12vh, 130px) 0; }
.seda-grid {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(36px, 5vw, 84px); align-items: center;
}
.seda .figure { position: relative; }
.seda .figure .frame {
  position: relative; aspect-ratio: 3/3.7; border-radius: 8px; overflow: hidden;
  background: var(--paper-3);
  box-shadow: 0 40px 80px -50px rgba(42,34,28,.7);
}
.seda .figure .frame img { width: 100%; height: 100%; object-fit: cover; object-position: 36% 40%; }
.seda .figure .veil {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 52%, color-mix(in oklab, var(--ink) 62%, transparent) 100%);
}
.seda .figure .tag { position: absolute; left: 22px; right: 22px; bottom: 20px; color: var(--paper); }
.seda .figure .tag .k { font-size: 10px; letter-spacing: .24em; text-transform: uppercase; opacity: .88; }
.seda .figure .tag em { display: block; font-family: var(--serif); font-style: italic; font-size: 23px; line-height: 1.2; margin-top: 6px; }
.seda .figure .ring {
  position: absolute; top: -26px; right: -26px; z-index: 2;
  width: 132px; height: 132px; border-radius: 50%;
  border: 1px solid var(--accent);
  display: grid; place-items: center; text-align: center;
  background: var(--paper);
  font-family: var(--serif); font-style: italic; font-size: 17px; line-height: 1.18;
  color: var(--accent-deep);
  transform: rotate(-5deg);
  box-shadow: 0 24px 48px -32px rgba(42,34,28,.5);
}
.seda .copy .eyebrow { display: block; margin-bottom: 14px; }
.seda .copy h2 { margin: 0 0 24px; font-size: clamp(38px, 4.8vw, 62px); }
.seda .copy .body p { margin: 0 0 18px; font-size: 17px; line-height: 1.7; color: var(--ink-soft); max-width: 52ch; }
.seda .copy .body p strong { color: var(--ink); font-weight: 500; }

.creds { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 34px; }
.cred {
  border: 1px solid color-mix(in oklab, var(--ink) 16%, transparent);
  border-radius: 8px; padding: 20px 22px;
  background: color-mix(in oklab, var(--accent-soft) 26%, var(--paper));
  display: flex; flex-direction: column; gap: 6px;
}
.cred .k { font-size: 10px; letter-spacing: .22em; text-transform: uppercase; color: var(--accent-deep); }
.cred strong { font-family: var(--serif); font-weight: 400; font-size: 25px; line-height: 1.1; color: var(--ink); }
.cred .src { font-size: 12.5px; line-height: 1.5; color: var(--ink-soft); }

@media (max-width: 880px) {
  .seda-grid { grid-template-columns: 1fr; gap: 52px; }
  .seda .figure { max-width: 520px; }
  .seda .figure .ring { right: 0; }
}
@media (max-width: 480px) {
  .creds { grid-template-columns: 1fr; }
}

/* =========================================================
   EBOOK
   ========================================================= */
.ebook { padding: clamp(70px, 12vh, 130px) 0; }
.ebook-card {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 72px); align-items: center;
  background: var(--paper-2);
  border: 1px solid color-mix(in oklab, var(--ink) 16%, transparent);
  border-radius: 8px;
  padding: clamp(28px, 4vw, 56px);
}
.ebook .copy .eyebrow { display: block; margin-bottom: 14px; }
.ebook .copy h2 { margin: 0 0 18px; font-size: clamp(34px, 4.4vw, 56px); }
.ebook .copy p { margin: 0 0 26px; font-size: 16px; line-height: 1.7; color: var(--ink-soft); max-width: 46ch; }
.ebook .checks { list-style: none; padding: 0; margin: 0 0 30px; display: grid; gap: 12px; }
.ebook .checks li { display: grid; grid-template-columns: 22px 1fr; gap: 12px; align-items: start; font-size: 15px; color: var(--ink); }
.ebook .checks .mk { color: var(--accent); font-family: var(--serif); font-style: italic; font-size: 20px; line-height: 1; }
.ebook .visual { position: relative; display: grid; place-items: center; }
.ebook .device {
  position: relative; width: min(78%, 360px); aspect-ratio: 4/5;
  border-radius: 6px; overflow: hidden;
  box-shadow: 0 40px 80px -48px rgba(42,34,28,.8);
}
.ebook .device img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }
.ebook .device .veil {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 48%, color-mix(in oklab, var(--ink) 64%, transparent) 100%);
}
.ebook .device .tag {
  position: absolute; left: 22px; right: 22px; bottom: 22px; color: var(--paper);
}
.ebook .device .tag .k { font-size: 10px; letter-spacing: .24em; text-transform: uppercase; opacity: .85; }
.ebook .device .tag em { display: block; font-family: var(--serif); font-style: italic; font-size: 23px; line-height: 1.2; margin-top: 6px; }
.ebook .device .seal {
  position: absolute; top: 16px; right: 16px;
  background: var(--paper); color: var(--accent-deep);
  font-family: var(--sans); font-size: 10px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px;
}

@media (max-width: 820px) {
  .ebook-card { grid-template-columns: 1fr; gap: 38px; }
  .ebook .visual { order: -1; }
}

/* =========================================================
   DEPOIMENTOS
   ========================================================= */
.depo { background: var(--paper-2); padding: clamp(70px, 12vh, 130px) 0; }
.depo .head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: clamp(40px, 6vw, 64px); }
.depo h2 { margin: 12px 0 0; font-size: clamp(36px, 4.6vw, 58px); }
.depo h2 em { color: var(--accent-deep); }
.depo .head .note { font-family: var(--serif); font-style: italic; font-size: 17px; color: var(--ink-soft); text-align: right; }
.depo-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(22px, 3vw, 36px); }
.quote {
  background: var(--paper); border: 1px solid color-mix(in oklab, var(--ink) 12%, transparent);
  border-radius: 8px; padding: clamp(26px, 3vw, 40px);
  display: flex; flex-direction: column; gap: 22px;
}
.quote .mark { font-family: var(--serif); font-style: italic; font-size: 54px; line-height: 0; color: var(--accent-soft); height: 18px; }
.quote p { margin: 0; font-family: var(--serif); font-size: clamp(19px, 2vw, 23px); line-height: 1.45; font-style: italic; color: var(--ink); }
.quote .who { display: flex; align-items: center; gap: 13px; margin-top: auto; }
.quote .av {
  width: 42px; height: 42px; border-radius: 50%; flex: none;
  background: var(--accent-soft); color: var(--accent-deep);
  display: grid; place-items: center; font-family: var(--serif); font-style: italic; font-size: 20px;
}
.quote .who b { font-family: var(--sans); font-weight: 600; font-size: 14px; }
.quote .who span { display: block; font-size: 12px; color: var(--ink-soft); margin-top: 2px; }

@media (max-width: 760px) {
  .depo .head { flex-direction: column; align-items: start; }
  .depo .head .note { text-align: left; }
  .depo-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   VISITAR
   ========================================================= */
.visit { padding: clamp(70px, 12vh, 130px) 0 0; }
.visit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 5vw, 80px); align-items: center; }
.visit h2 { margin: 16px 0 24px; font-size: clamp(44px, 6vw, 84px); }
.visit .info { display: grid; gap: 22px; margin: 30px 0 34px; }
.visit .info .b .k { font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: var(--accent-deep); display: block; margin-bottom: 6px; }
.visit .info .b .v { font-family: var(--serif); font-size: 21px; line-height: 1.35; }
.visit .map {
  aspect-ratio: 4/5; border-radius: 8px; overflow: hidden;
  border: 1px solid color-mix(in oklab, var(--ink) 18%, transparent);
  box-shadow: 0 40px 80px -54px rgba(42,34,28,.7);
}
.visit .map iframe { width: 100%; height: 100%; border: 0; filter: grayscale(0.3) sepia(0.12) contrast(1.02); }

@media (max-width: 820px) {
  .visit-grid { grid-template-columns: 1fr; gap: 44px; }
  .visit .map { aspect-ratio: 4/3; max-width: 560px; }
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer { background: var(--ink); color: var(--paper); padding: clamp(56px, 8vh, 90px) 0 34px; margin-top: clamp(70px, 12vh, 130px); }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 44px; border-bottom: 1px solid color-mix(in oklab, var(--paper) 22%, transparent); }
.footer .brand { font-family: var(--serif); font-style: italic; font-size: 34px; line-height: 1; }
.footer .brand small { display: block; font-family: var(--sans); font-style: normal; font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: color-mix(in oklab, var(--paper) 60%, transparent); margin-top: 10px; }
.footer .col .k { font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: color-mix(in oklab, var(--paper) 56%, transparent); display: block; margin-bottom: 14px; }
.footer .col a, .footer .col p { display: block; font-size: 15px; color: color-mix(in oklab, var(--paper) 84%, transparent); margin: 0 0 9px; line-height: 1.5; transition: color .2s; }
.footer .col a:hover { color: var(--accent-soft); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding-top: 24px; font-size: 12px; color: color-mix(in oklab, var(--paper) 54%, transparent); }

@media (max-width: 760px) {
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
}

/* =========================================================
   FLOATING WHATSAPP
   ========================================================= */
.fab {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  display: flex; align-items: center; gap: 0;
  background: #25543f; color: #fff;
  border-radius: 999px; padding: 14px;
  box-shadow: 0 16px 40px -16px rgba(0,0,0,.55);
  transition: gap .35s, padding .35s, transform .25s;
  overflow: hidden;
}
.fab:hover { transform: translateY(-2px); gap: 10px; padding-right: 22px; }
.fab .wa { width: 26px; height: 26px; flex: none; }
.fab .label { max-width: 0; white-space: nowrap; font-size: 14px; font-weight: 500; opacity: 0; transition: max-width .35s, opacity .25s; }
.fab:hover .label { max-width: 220px; opacity: 1; }

@media (max-width: 560px) {
  .fab { right: 16px; bottom: 16px; }
}