/* ==================================================================
   Studio Vieira Odontologia : modelo "dentista-4" (portfólio Lins Web)
   Papel porcelana fixo. Toda a marca deriva de --primary / --secondary
   via color-mix(); o picker.js troca as duas variáveis ao vivo.
   ================================================================== */

:root {
  /* trocáveis pelo widget */
  --primary: #1f3a52;
  --secondary: #8a2e3b;
  --on-primary: #ffffff;
  --on-secondary: #ffffff;

  /* papel fixo (cinza-porcelana frio) */
  --paper: #eef0f2;

  /* tinta e linhas: tudo deriva da primária */
  --ink: color-mix(in oklab, var(--primary), black 55%);
  --ink-body: color-mix(in srgb, var(--ink) 90%, var(--paper));
  --ink-soft: color-mix(in srgb, var(--ink) 66%, var(--paper));
  --rule: color-mix(in srgb, var(--ink) 22%, transparent);
  --rule-strong: color-mix(in srgb, var(--ink) 55%, transparent);

  /* acentos: tudo deriva da secundária */
  --accent: var(--secondary);
  --accent-deep: color-mix(in oklab, var(--secondary), black 15%);

  --font-display: "Newsreader", "Iowan Old Style", Georgia, serif;
  --font-body: "Figtree", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", monospace;

  --container: 71.25rem;
  --gutter: clamp(1.25rem, 4.5vw, 3rem);
  --strip-h: clamp(17rem, 46vh, 26rem);
}

/* ------------------------------------------------------------ base */

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

html { overflow-x: clip; }

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-body);
  font: 400 1rem/1.65 var(--font-body);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  background: color-mix(in srgb, var(--ink) 7%, transparent);
}

h1, h2, h3, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }

ul, ol { padding: 0; list-style: none; }

a {
  color: var(--accent);
  text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent);
  text-underline-offset: .2em;
}

a:hover { color: var(--accent-deep); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

::selection {
  background: var(--accent);
  color: var(--on-secondary);
}

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translate(-50%, -140%);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: .8rem;
  padding: .6rem 1.1rem;
  text-decoration: none;
  z-index: 100;
}

.skip:focus { transform: translate(-50%, 0); }

.eyebrow {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.fig-n { color: var(--accent); }

/* ------------------------------------------------- 1 · masthead */

.masthead {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}

.mast-top {
  position: relative;
  text-align: center;
  padding: 1.05rem var(--gutter);
  border-bottom: 1px solid var(--rule);
}

.mast-name {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
}

.mast-name:hover { color: var(--accent); }

.mast-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.6rem;
  padding: .7rem var(--gutter);
}

.mast-nav a:not(.btn) {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
  padding: .35rem 0;
}

.mast-nav a:not(.btn):hover { color: var(--accent); }

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--on-secondary);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-decoration: none;
  padding: .55rem 1.1rem;
}

.btn:hover {
  background: var(--accent-deep);
  color: var(--on-secondary);
}

.menu-btn {
  display: none;
  position: absolute;
  right: var(--gutter);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: 1px solid var(--rule-strong);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: .45rem .7rem;
  cursor: pointer;
}

@media (max-width: 840px) {
  .menu-btn { display: inline-block; }

  .mast-top {
    text-align: left;
    padding-right: calc(var(--gutter) + 5rem);
  }

  .mast-name { font-size: .7rem; letter-spacing: .2em; }

  .mast-nav {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: .2rem;
    padding: .6rem var(--gutter) 1.2rem;
  }

  body.nav-open .mast-nav { display: flex; }

  .mast-nav a:not(.btn) { padding: .55rem 0; }

  .mast-nav .btn { margin-top: .7rem; }
}

/* ------------------------------------------------- 2 · hero */

.hero {
  display: grid;
  align-items: stretch;
  grid-template-columns:
    minmax(var(--gutter), 1fr)
    minmax(0, calc((var(--container) - 2 * var(--gutter)) * .52))
    minmax(0, calc((var(--container) - 2 * var(--gutter)) * .48))
    minmax(0, 1fr);
}

.hero-copy {
  grid-column: 2;
  align-self: center;
  padding-block: clamp(3rem, 9vh, 5.5rem);
  padding-right: clamp(1.5rem, 4vw, 3.5rem);
}

.hero h1 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 500;
  font-size: clamp(2.5rem, 5.2vw, 4.3rem);
  line-height: 1.04;
  letter-spacing: -.015em;
  color: var(--ink);
  text-wrap: balance;
  margin: 1.1rem 0 1.4rem;
}

.hero h1 em { font-style: italic; font-weight: 400; }

.hero-p {
  max-width: 34rem;
  margin-bottom: 2.2rem;
}

.cta-line {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  padding-bottom: .4em;
}

.cta-line::after { content: " →"; }

.cta-line:hover {
  color: var(--accent-deep);
  box-shadow: 0 1px 0 0 var(--accent-deep);
}

.hero-media { grid-column: 3 / -1; }

.hero-media img {
  width: 100%;
  height: clamp(30rem, 76vh, 44rem);
  object-fit: cover;
}

.hero-media figcaption {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  color: var(--ink-soft);
  text-align: right;
  padding: .65rem var(--gutter) .65rem 0;
}

@media (max-width: 860px) {
  .hero { display: block; }

  .hero-copy {
    padding: clamp(2.5rem, 8vw, 3.5rem) var(--gutter) 2.25rem;
  }

  .hero-media img {
    height: auto;
    aspect-ratio: 3 / 4;
  }

  .hero-media figcaption {
    text-align: left;
    padding: .65rem var(--gutter);
  }
}

/* ------------------------------------------------- seções (grade de revista) */

.section {
  border-top: 1px solid var(--rule);
  padding-block: clamp(3.25rem, 8vw, 5.75rem);
}

.plates + .section { border-top: 0; }

.sec {
  display: grid;
  grid-template-columns: minmax(7.5rem, 13rem) minmax(0, 1fr);
  column-gap: clamp(2rem, 5vw, 4.5rem);
  row-gap: 1.5rem;
}

.sec h2 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 400;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--ink);
  text-wrap: balance;
  margin-bottom: 1.1rem;
}

@media (max-width: 760px) {
  .sec { display: block; }
  .sec .eyebrow { display: block; margin-bottom: 1.4rem; }
}

/* ------------------------------------------------- 3 · manifesto */

.manifesto-lead {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-size: clamp(1.22rem, 1.9vw, 1.5rem);
  line-height: 1.6;
  color: var(--ink);
  max-width: 44rem;
}

.manifesto-lead::first-letter {
  float: left;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 4.6em;
  line-height: .76;
  color: var(--accent);
  padding: .06em .14em 0 0;
}

.manifesto-more {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: var(--ink-soft);
  max-width: 40rem;
  margin-top: 1.6rem;
}

/* ------------------------------------------------- 4 · atendimentos */

.services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: clamp(2rem, 5vw, 4.5rem);
  border-bottom: 1px solid var(--rule);
}

.service {
  border-top: 1px solid var(--rule);
  padding: 1.35rem 0 1.5rem;
}

.service h3 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 500;
  font-size: 1.32rem;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: .45rem;
}

.service p {
  font-size: .95rem;
  max-width: 30rem;
}

@media (max-width: 640px) {
  .services { grid-template-columns: 1fr; }
}

/* ------------------------------------------------- 5 · pranchas (film-strip) */

.plates {
  background: var(--primary);
  color: var(--on-primary);
  padding-block: clamp(3rem, 8vw, 5.5rem);
  --edge: max(var(--gutter), calc((100vw - var(--container)) / 2 + var(--gutter)));
}

.plates .eyebrow {
  color: color-mix(in srgb, var(--on-primary) 72%, transparent);
}

.plates :focus-visible { outline-color: var(--on-primary); }

.plates-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 2.2rem;
}

.strip-hint {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .14em;
  color: color-mix(in srgb, var(--on-primary) 62%, transparent);
}

.strip {
  display: flex;
  gap: clamp(1rem, 2.5vw, 1.75rem);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  padding-inline: var(--edge);
  scroll-padding-inline: var(--edge);
  padding-bottom: 1rem;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--on-primary) 38%, transparent) transparent;
}

.strip figure {
  flex: none;
  scroll-snap-align: start;
}

.strip img {
  height: var(--strip-h);
  width: auto;
  max-width: none;
  object-fit: cover;
  background: color-mix(in srgb, var(--on-primary) 10%, transparent);
}

.strip .r34 img { aspect-ratio: 3 / 4; }
.strip .r11 img { aspect-ratio: 1 / 1; }

.strip figcaption {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  color: color-mix(in srgb, var(--on-primary) 78%, transparent);
  padding-top: .7rem;
}

.strip .fig-n { color: var(--on-primary); }

/* ------------------------------------------------- 6 · o método */

.acts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.75rem, 4vw, 3.5rem);
}

.act-n {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 400;
  font-size: clamp(3.2rem, 5vw, 4.4rem);
  line-height: 1;
  color: var(--accent);
}

.act h3 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 500;
  font-size: 1.28rem;
  line-height: 1.25;
  color: var(--ink);
  margin: .9rem 0 .5rem;
}

.act p:not(.act-n) { font-size: .95rem; }

@media (max-width: 880px) {
  .acts { grid-template-columns: 1fr; }

  .act {
    border-top: 1px solid var(--rule);
    padding-top: 1.6rem;
  }

  .act:first-child { border-top: 0; padding-top: 0; }
}

/* ------------------------------------------------- 7 · o espaço */

.space-p { max-width: 36rem; }

.space-figure { margin-top: 2.5rem; }

.space-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.space-figure figcaption {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  color: var(--ink-soft);
  padding-top: .7rem;
}

/* ------------------------------------------------- 8 · duas vozes */

.voices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.voice blockquote p {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-style: italic;
  font-size: clamp(1.15rem, 1.8vw, 1.42rem);
  line-height: 1.5;
  color: var(--ink);
}

.voice figcaption {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 1.1rem;
}

@media (max-width: 760px) {
  .voices { grid-template-columns: 1fr; }

  .voice + .voice {
    border-top: 1px solid var(--rule);
    padding-top: 2rem;
  }
}

/* ------------------------------------------------- 9 · visita */

.visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
}

.visit-invite p { max-width: 30rem; }

.visit-details { border-top: 1px solid var(--rule); }

.visit-details > div {
  display: grid;
  grid-template-columns: minmax(6.5rem, 9rem) 1fr;
  gap: 1rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--rule);
}

.visit-details dt {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding-top: .3rem;
}

.visit-details dd {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--ink);
}

.visit-phone dd a {
  font-size: 1.55rem;
  line-height: 1.2;
  color: var(--accent);
  text-decoration-thickness: 1px;
}

@media (max-width: 880px) {
  .visit-grid { grid-template-columns: 1fr; }
}

/* ------------------------------------------------- 10 · colofão */

.colophon {
  border-top: 1px solid var(--rule);
  text-align: center;
  padding-top: clamp(2.5rem, 6vw, 4rem);
  padding-bottom: 7rem; /* folga para o widget de cores */
}

.colo-name {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-size: 1.5rem;
  color: var(--ink);
}

.colo-name em { font-style: italic; color: var(--accent); }

.colo-line {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--ink-soft);
  margin-top: .9rem;
}

.colo-credit {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--ink-soft);
  margin-top: 1.7rem;
}

/* ------------------------------------------------- motion */

@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity .8s ease, transform .8s ease;
  }

  .js .reveal.is-in {
    opacity: 1;
    transform: none;
  }
}