/* PC Dental Lab — prancha de desenho técnico
   Paleta e escala derivadas da marca (dente + engrenagem laranja) */

:root {
  --paper: #edeff1;
  --paper-2: #f8f9fa;
  --ink: #0e141a;
  --ink-2: #182229;
  --graphite: #55636e;
  --rule: #c6d0d8;
  --rule-soft: #dde3e8;
  --brand: #f07c1f;
  --brand-deep: #b85808;
  --brand-wash: #fdf1e6;

  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --max: 1240px;
  --gut: clamp(20px, 5vw, 56px);
  --sec: clamp(64px, 9vw, 128px);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--display);
  font-variation-settings: "wdth" 100;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

::selection { background: var(--brand); color: #fff; }

:focus-visible {
  outline: 2px solid var(--brand-deep);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 99;
  background: var(--ink); color: #fff; padding: 12px 18px; font: 500 14px var(--mono);
}
.skip:focus { left: 8px; top: 8px; }

/* ---------- primitivos ---------- */

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gut); }

.eyebrow {
  font: 500 11.5px/1.4 var(--mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--graphite);
  display: flex; align-items: center; gap: 10px;
  margin: 0 0 22px;
}
.eyebrow::before {
  content: ""; width: 26px; height: 1px; background: var(--brand); flex: none;
}
.eyebrow.on-dark { color: #8e9aa4; }

h1, h2, h3 { font-family: var(--display); font-weight: 700; letter-spacing: -.022em; line-height: 1.02; margin: 0; }
h1 { font-variation-settings: "wdth" 112; font-size: clamp(33px, 4.2vw, 53px); line-height: 1.06; }
h2 { font-variation-settings: "wdth" 110; font-size: clamp(29px, 4.1vw, 48px); }
h3 { font-variation-settings: "wdth" 106; font-size: clamp(19px, 2vw, 23px); line-height: 1.18; }

p { margin: 0 0 1.1em; }
.lead { font-size: clamp(17px, 1.75vw, 20px); color: var(--graphite); line-height: 1.62; max-width: 62ch; }
.muted { color: var(--graphite); }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 15px/1 var(--display);
  font-variation-settings: "wdth" 104;
  padding: 17px 26px;
  border: 1px solid transparent;
  text-decoration: none;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--brand); color: #fff; }
.btn--primary:hover { background: var(--brand-deep); }
.btn--ghost { border-color: var(--rule); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--ink); background: rgba(14,20,26,.04); }
.btn--onDark { background: var(--brand); color: #fff; }
.btn--onDark:hover { background: #fff; color: var(--ink); }
.btn--outlineDark { border-color: rgba(255,255,255,.28); color: #fff; }
.btn--outlineDark:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn svg { flex: none; }

.actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- cabeçalho ---------- */

.hdr {
  position: sticky; top: 0; z-index: 40;
  background: rgba(237,239,241,.88);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--rule-soft);
}
.hdr__in { display: flex; align-items: center; gap: 28px; height: 74px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; margin-right: auto; }
.brand img { width: 38px; height: 38px; }
.brand b {
  font: 700 19px/1 var(--display); font-variation-settings: "wdth" 108;
  letter-spacing: -.02em;
}
.brand span { color: var(--graphite); font-weight: 500; }

.nav { display: flex; gap: 26px; }
.nav a {
  font: 500 14.5px/1 var(--display); text-decoration: none; color: var(--ink);
  padding: 6px 0; position: relative;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1.5px;
  background: var(--brand); transition: right .22s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { right: 0; }
.hdr .btn { padding: 13px 20px; font-size: 14px; }

.burger {
  display: none; background: none; border: 1px solid var(--rule); padding: 10px 12px;
  font: 500 13px var(--mono); text-transform: uppercase; letter-spacing: .1em; cursor: pointer;
}
@media (max-width: 940px) {
  .nav, .hdr .btn { display: none; }
  .burger { display: block; }
  .hdr--open .nav {
    display: flex; flex-direction: column; gap: 0;
    position: absolute; top: 74px; left: 0; right: 0;
    background: var(--paper-2); border-bottom: 1px solid var(--rule); padding: 8px var(--gut) 20px;
  }
  .hdr--open .nav a { padding: 15px 0; border-bottom: 1px solid var(--rule-soft); font-size: 17px; }
  .hdr--open .btn { display: inline-flex; margin: 18px var(--gut) 0; }
  .hdr--open { position: sticky; }
}

/* ---------- hero ---------- */

.hero { padding: clamp(48px, 7vw, 92px) 0 clamp(56px, 7vw, 100px); position: relative; overflow: hidden; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 { margin-bottom: 24px; }
.hero h1 em { font-style: normal; color: var(--brand-deep); }
.hero .lead { margin-bottom: 32px; }

/* bloco de legenda de prancha */
.titleblock {
  margin-top: 44px; border: 1px solid var(--rule); background: var(--paper-2);
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.titleblock div { padding: 15px 16px; border-right: 1px solid var(--rule); }
.titleblock div:last-child { border-right: 0; }
.titleblock dt, .titleblock b { display: block; font: 500 10.5px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--graphite); margin-bottom: 6px; }
.titleblock i { font-style: normal; font-size: 14.5px; font-weight: 600; line-height: 1.3; display: block; }
@media (max-width: 620px) { .titleblock { grid-template-columns: repeat(2, 1fr); } .titleblock div:nth-child(2) { border-right: 0; } .titleblock div:nth-child(-n+2) { border-bottom: 1px solid var(--rule); } }

/* prancha (desenho técnico) */
.plate {
  border: 1px solid var(--rule); background: var(--paper-2);
  padding: 14px; position: relative;
}
.plate::before {
  content: ""; position: absolute; inset: 6px; border: 1px solid var(--rule-soft); pointer-events: none;
}
.plate__cap {
  display: flex; justify-content: space-between; gap: 12px;
  font: 500 10.5px/1.4 var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--graphite);
  padding: 4px 6px 12px;
}
.plate svg { display: block; width: 100%; height: auto; }
.plate .draw { stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: draw 2.1s cubic-bezier(.6,.05,.2,1) forwards; }
.plate .draw--2 { animation-delay: .35s; }
.plate .fade { opacity: 0; animation: fade .7s ease forwards; animation-delay: 1.5s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes fade { to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .plate .draw { stroke-dashoffset: 0; }
  .plate .fade { opacity: 1; }
}

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero .plate { order: -1; }
}

/* ---------- faixa de dados ---------- */

.strip { background: var(--ink); color: #fff; }
.strip ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); }
.strip li { padding: 26px 0; border-right: 1px solid rgba(255,255,255,.12); padding-right: 24px; }
.strip li:last-child { border-right: 0; }
.strip b { display: block; font: 700 clamp(26px, 3vw, 34px)/1 var(--display); font-variation-settings: "wdth" 110; letter-spacing: -.02em; }
.strip span { display: block; margin-top: 8px; font: 400 13px/1.5 var(--mono); color: #96a3ad; }
@media (max-width: 700px) { .strip ul { grid-template-columns: 1fr; } .strip li { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); padding: 20px 0; } .strip li:last-child { border-bottom: 0; } }

/* ---------- seções ---------- */

.sec { padding: var(--sec) 0; }
.sec--dark { background: var(--ink); color: #fff; }
.sec--dark .lead, .sec--dark .muted { color: #9aa6b0; }
.sec--paper2 { background: var(--paper-2); border-block: 1px solid var(--rule-soft); }
.sec__head { max-width: 66ch; margin-bottom: clamp(36px, 4.5vw, 60px); }
.sec__head h2 + p { margin-top: 18px; }

/* cards de serviço */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.card {
  background: var(--paper-2); padding: clamp(26px, 3vw, 38px);
  display: flex; flex-direction: column; text-decoration: none;
  transition: background .2s ease;
}
.card:hover { background: #fff; }
.card__tag { font: 500 10.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--brand-deep); margin-bottom: 18px; }
.card h3 { margin-bottom: 12px; }
.card p { color: var(--graphite); font-size: 15.5px; margin-bottom: 22px; }
.card__go { margin-top: auto; font: 600 14px var(--display); color: var(--ink); display: inline-flex; align-items: center; gap: 8px; }
.card:hover .card__go { color: var(--brand-deep); }
.card:hover .card__go svg { transform: translateX(4px); }
.card__go svg { transition: transform .2s ease; }
@media (max-width: 760px) { .cards { grid-template-columns: 1fr; } }

/* processo */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid rgba(255,255,255,.18); }
.sec--dark .steps { border-color: rgba(255,255,255,.18); }
.step { padding: 30px 26px 0 0; position: relative; }
.step::before {
  content: ""; position: absolute; top: -4.5px; left: 0; width: 8px; height: 8px; background: var(--brand); border-radius: 50%;
}
.step__n { font: 500 11px var(--mono); letter-spacing: .14em; color: var(--brand); margin-bottom: 14px; display: block; }
.step h3 { margin-bottom: 10px; }
.step p { font-size: 15px; color: #9aa6b0; margin: 0; }
@media (max-width: 860px) { .steps { grid-template-columns: repeat(2, 1fr); row-gap: 32px; } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } }

/* blocos com foto */
.split { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(28px, 4.5vw, 64px); align-items: center; }
.split--wide { grid-template-columns: 1.05fr .95fr; }
@media (max-width: 860px) { .split, .split--wide { grid-template-columns: 1fr; } }

.shot { position: relative; border: 1px solid var(--rule); background: var(--paper-2); padding: 10px; }
.shot img { width: 100%; object-fit: cover; filter: saturate(.92) contrast(1.03); }
.shot figcaption {
  font: 400 11.5px/1.5 var(--mono); color: var(--graphite); padding: 10px 2px 2px;
  display: flex; gap: 8px;
}
.shot figcaption::before { content: "→"; color: var(--brand); }
.sec--dark .shot { background: var(--ink-2); border-color: rgba(255,255,255,.16); }
.sec--dark .shot figcaption { color: #8e9aa4; }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery .shot img { aspect-ratio: 4 / 5; }
@media (max-width: 760px) { .gallery { grid-template-columns: 1fr; } .gallery .shot img { aspect-ratio: 16 / 10; } }

/* lista de checagem */
.checks { list-style: none; margin: 0 0 30px; padding: 0; display: grid; gap: 14px; }
.checks li { display: grid; grid-template-columns: 20px 1fr; gap: 14px; align-items: start; font-size: 16px; }
.checks li::before {
  content: ""; width: 12px; height: 12px; margin-top: 7px; border: 2px solid var(--brand); border-radius: 50%;
}
.sec--dark .checks li { color: #cbd4db; }
.checks--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 44px; }
@media (max-width: 760px) { .checks--2 { grid-template-columns: 1fr; } }

.gallery--2 { grid-template-columns: repeat(2, 1fr); }
.gallery--2 .shot img { aspect-ratio: 3 / 4; }
@media (max-width: 760px) { .gallery--2 { grid-template-columns: 1fr; } }

/* tabela de especificação */
.spec { width: 100%; border-collapse: collapse; font-size: 15.5px; border: 1px solid var(--rule); background: var(--paper-2); }
.spec th, .spec td { text-align: left; padding: 15px 18px; border-bottom: 1px solid var(--rule-soft); vertical-align: top; }
.spec tr:last-child th, .spec tr:last-child td { border-bottom: 0; }
.spec th { font: 500 11px var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--graphite); width: 29%; }
@media (max-width: 620px) { .spec th, .spec td { display: block; width: auto; } .spec th { border-bottom: 0; padding-bottom: 0; } }

/* faq */
.faq { border-top: 1px solid var(--rule); max-width: 900px; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary {
  cursor: pointer; list-style: none; padding: 24px 44px 24px 0; position: relative;
  font: 600 clamp(17px, 1.9vw, 20px)/1.35 var(--display); font-variation-settings: "wdth" 104;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  font: 400 26px/1 var(--mono); color: var(--brand); transition: transform .2s ease;
}
.faq details[open] summary::after { content: "–"; }
.faq details > div { padding: 0 44px 26px 0; color: var(--graphite); max-width: 72ch; }

/* cta final */
.cta { background: var(--ink); color: #fff; padding: var(--sec) 0; }
.cta h2 { max-width: 18ch; margin-bottom: 22px; }
.cta .lead { color: #9aa6b0; margin-bottom: 34px; }
.cta__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(30px, 5vw, 70px); align-items: end; }
.cta__nap { font: 400 14px/1.9 var(--mono); color: #9aa6b0; border-left: 1px solid rgba(255,255,255,.18); padding-left: 26px; }
.cta__nap a { color: #fff; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,.3); }
.cta__nap strong { color: #fff; font-weight: 500; }
@media (max-width: 860px) { .cta__grid { grid-template-columns: 1fr; } .cta__nap { border-left: 0; border-top: 1px solid rgba(255,255,255,.18); padding: 22px 0 0; } }

/* rodapé */
.ftr { background: var(--ink-2); color: #97a3ad; padding: 60px 0 32px; font-size: 14.5px; }
.ftr__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.12); }
.ftr h4 { font: 500 11px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: #fff; margin: 0 0 18px; }
.ftr ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.ftr a { text-decoration: none; }
.ftr a:hover { color: #fff; }
.ftr__brand { display: flex; align-items: center; gap: 11px; margin-bottom: 18px; }
.ftr__brand img { width: 34px; height: 34px; }
.ftr__brand b { color: #fff; font: 700 17px var(--display); font-variation-settings: "wdth" 108; }
.ftr__legal { padding-top: 26px; display: flex; flex-wrap: wrap; gap: 14px 28px; font: 400 12.5px var(--mono); color: #6f7d88; }
@media (max-width: 760px) { .ftr__grid { grid-template-columns: 1fr; gap: 34px; } }

/* breadcrumb */
.crumb { font: 400 12.5px var(--mono); color: var(--graphite); padding: 22px 0 0; }
.crumb a { text-decoration: none; border-bottom: 1px solid var(--rule); }
.crumb a:hover { color: var(--ink); border-color: var(--brand); }
.crumb span { color: var(--brand-deep); }

/* whatsapp flutuante */
.wa {
  position: fixed; right: 18px; bottom: 18px; z-index: 50;
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ink); color: #fff; text-decoration: none;
  padding: 14px 20px; font: 600 14.5px var(--display);
  box-shadow: 0 10px 30px rgba(14,20,26,.28);
  transition: background .2s ease;
}
.wa:hover { background: var(--brand); }
@media (max-width: 620px) { .wa span { display: none; } .wa { padding: 16px; border-radius: 50%; } }

/* utilitários */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.grid-3 > div { background: var(--paper-2); padding: clamp(24px, 3vw, 34px); }
.grid-3 h3 { margin-bottom: 10px; }
.grid-3 p { margin: 0; color: var(--graphite); font-size: 15.5px; }
@media (max-width: 760px) { .grid-3 { grid-template-columns: 1fr; } }

.rule-label { font: 500 10.5px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--graphite); }
.hl { color: var(--brand-deep); }
.sec--dark .hl { color: var(--brand); }