/* ============ Dra. Renata Duarte — tokens ============ */
:root {
  --gold: #ba9b50;
  --gold-2: #d8c08a;
  --gold-3: #8f7536;
  --cream: #f0ebd8;
  --ivory: #f8f5ec;
  --nude: #e9d9c7;
  --ink: #231f20;
  --espresso: #1c1815;
  --espresso-2: #2a241f;
  --muted: #7a7068;
  --line: rgba(35, 31, 32, .12);
  --line-l: rgba(240, 235, 216, .14);

  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --sans: "Jost", system-ui, sans-serif;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --pad: clamp(20px, 5vw, 72px);
  --radius: 22px;
}

*, *::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(--ivory);
  color: var(--ink);
  font: 300 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.is-loading { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
em { font-style: italic; color: var(--gold); font-weight: 300; }
::selection { background: var(--gold); color: var(--espresso); }

.wrap { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 var(--pad); }
.eyebrow {
  font: 500 12px/1 var(--sans);
  letter-spacing: .28em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 22px;
  display: flex; align-items: center; gap: 12px;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; }
.hero__eyebrow::before { display: none; }
.h2 {
  font: 300 clamp(38px, 5.4vw, 76px)/1.02 var(--serif);
  letter-spacing: -.015em; margin: 0 0 28px; max-width: 16ch;
}
.h3 { font: 300 clamp(28px, 3vw, 42px)/1.1 var(--serif); margin: 0 0 16px; }

/* ============ buttons ============ */
.btn {
  --bg: transparent; --fg: currentColor;
  position: relative; display: inline-flex; align-items: center; gap: 12px;
  padding: 17px 30px; border-radius: 999px;
  font: 400 13px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase;
  background: var(--bg); color: var(--fg); overflow: hidden; isolation: isolate;
  transition: transform .5s var(--ease), color .4s;
  cursor: pointer; border: 0;
}
.btn::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(110deg, transparent 20%, rgba(255,255,255,.45) 50%, transparent 80%);
  transform: translateX(-120%); transition: transform .9s var(--ease);
}
.btn:hover::after { transform: translateX(120%); }
.btn:hover { transform: translateY(-2px); }
.btn .arrow { font-style: normal; transition: transform .4s var(--ease); }
.btn:hover .arrow { transform: translateX(5px); }
.btn--gold { --bg: linear-gradient(135deg, var(--gold-2), var(--gold) 55%, var(--gold-3)); --fg: var(--espresso); font-weight: 500; box-shadow: 0 10px 30px -10px rgba(186,155,80,.6); }
.btn--ghost { --fg: var(--cream); box-shadow: inset 0 0 0 1px rgba(240,235,216,.35); }
.btn--ghost:hover { box-shadow: inset 0 0 0 1px var(--gold); color: var(--gold-2); }
.btn--dark { --bg: var(--espresso); --fg: var(--cream); }
.btn--sm { padding: 12px 22px; font-size: 12px; }
.btn--lg { padding: 22px 36px; font-size: 14px; }

/* ============ loader ============ */
.loader {
  position: fixed; inset: 0; z-index: 100;
  background: var(--espresso);
  display: grid; place-items: center; align-content: center; gap: 34px;
}
.loader__mark { position: relative; width: 120px; overflow: hidden; }
.loader__mark img { width: 100%; opacity: 0; transform: translateY(20px); animation: lIn 1.1s var(--ease) .1s forwards; }
.loader__shine {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 30%, var(--gold) 50%, transparent 70%);
  mix-blend-mode: multiply; transform: translateX(-100%);
  -webkit-mask: url(../img/rd-mask.png) center/contain no-repeat; mask: url(../img/rd-mask.png) center/contain no-repeat;
  animation: shine 1.8s var(--ease) .5s infinite;
}
.loader__bar { width: 160px; height: 1px; background: var(--line-l); }
.loader__bar span { display: block; height: 100%; width: 0; background: var(--gold); transition: width .3s; }
@keyframes lIn { to { opacity: 1; transform: none; } }
@keyframes shine { to { transform: translateX(100%); } }

/* ============ cursor + grain ============ */
.cursor {
  position: fixed; left: 0; top: 0; z-index: 90; pointer-events: none;
  width: 10px; height: 10px; margin: -5px 0 0 -5px; border-radius: 50%;
  background: var(--gold); mix-blend-mode: difference;
  transition: width .35s var(--ease), height .35s var(--ease), margin .35s var(--ease), opacity .3s;
  opacity: 0;
}
.cursor.is-hover { width: 46px; height: 46px; margin: -23px 0 0 -23px; opacity: .5; }
@media (hover: none) { .cursor { display: none; } }
.grain {
  position: fixed; inset: 0; z-index: 80; pointer-events: none; opacity: .04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============ nav ============ */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  display: flex; align-items: center; gap: 40px;
  padding: 22px var(--pad);
  color: var(--cream);
  transition: padding .5s var(--ease), background .5s, color .5s, transform .6s var(--ease);
}
.nav.is-scrolled { padding-top: 14px; padding-bottom: 14px; background: rgba(24,20,17,.92); box-shadow: 0 1px 0 var(--line-l); }
.nav.is-hidden { transform: translateY(-100%); }
.nav__logo img { height: 38px; width: auto; }
.nav__links { display: flex; gap: 34px; margin-left: auto; }
.nav__links a { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; position: relative; padding: 6px 0; opacity: .85; }
.nav__links a::after { content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%; background: var(--gold); transform: scaleX(0); transform-origin: right; transition: transform .5s var(--ease); }
.nav__links a:hover { opacity: 1; }
.nav__links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav__burger { display: none; margin-left: auto; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; position: relative; }
.nav__burger span { position: absolute; left: 10px; right: 10px; height: 1px; background: var(--cream); transition: transform .5s var(--ease); }
.nav__burger span:first-child { top: 18px; } .nav__burger span:last-child { top: 26px; }
.nav__burger[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
.mnav {
  position: fixed; inset: 0; z-index: 45; background: var(--espresso);
  display: flex; flex-direction: column; justify-content: center; gap: 18px; padding: 0 var(--pad);
  clip-path: circle(0% at calc(100% - 40px) 40px); transition: clip-path .8s var(--ease);
}
.mnav.is-open { clip-path: circle(150% at calc(100% - 40px) 40px); }
.mnav a:not(.btn) { font: 300 44px/1.1 var(--serif); color: var(--cream); }
.mnav .btn { align-self: flex-start; margin-top: 20px; }

/* ============ hero ============ */
.hero {
  position: relative; min-height: 100svh; overflow: hidden;
  background: transparent;
  color: var(--cream);
  display: grid; align-items: center;
  padding: 120px var(--pad) 100px;
}
#skin3d { position: fixed; inset: 0; z-index: 1; width: 100%; height: 100vh; height: 100lvh; display: block; }
.hero__glow { position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(40% 50% at 66% 55%, rgba(186,155,80,.18), transparent 70%),
              linear-gradient(90deg, rgba(18,15,13,.85) 0%, rgba(18,15,13,.4) 38%, transparent 60%); }
.hero__content { position: relative; z-index: 2; will-change: transform, opacity; max-width: 820px; pointer-events: none; }
.hero__content a { pointer-events: auto; }
.hero__eyebrow { color: var(--gold-2); letter-spacing: .22em; font-size: 11px; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 0 rgba(186,155,80,.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 12px rgba(186,155,80,0); } 100% { box-shadow: 0 0 0 0 rgba(186,155,80,0); } }
.hero__title { font: 300 clamp(46px, 6.4vw, 100px)/.95 var(--serif); letter-spacing: -.02em; margin: 0 0 30px; }
.hero__title .line { display: block; overflow: hidden; padding-bottom: .06em; }
.hero__title .line > span { display: block; }
.hero__title em { color: var(--gold-2); }
.hero__lead { max-width: 520px; color: rgba(240,235,216,.62); margin: 0 0 44px; font-size: 18px; letter-spacing: .01em; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__meta {
  position: absolute; z-index: 2; left: var(--pad); bottom: 36px;
  display: flex; gap: 34px; list-style: none; margin: 0; padding: 0;
  font-size: 12px; letter-spacing: .12em; color: rgba(240,235,216,.55); text-transform: uppercase;
}
.hero__meta strong { color: var(--gold); font-weight: 500; margin-right: 6px; }
.hero__scroll {
  position: absolute; z-index: 2; left: 50%; bottom: 32px;
  display: flex; align-items: center; gap: 14px;
  font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: rgba(240,235,216,.6);
}
.hero__scroll span { width: 1px; height: 46px; background: rgba(240,235,216,.2); position: relative; overflow: hidden; }
.hero__scroll span::after { content: ""; position: absolute; left: 0; top: -40%; width: 100%; height: 40%; background: var(--gold); animation: drip 2s var(--ease) infinite; }
@keyframes drip { to { top: 100%; } }

/* floating 3D labels */
.hero__tags { position: absolute; inset: 0; pointer-events: none; z-index: 3; }
.tag3d {
  position: absolute; left: 0; top: 0; white-space: nowrap;
  font: 400 11px/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--cream);
  padding: 9px 14px 9px 26px; border-radius: 999px;
  background: rgba(28,24,21,.82);
  box-shadow: inset 0 0 0 1px rgba(186,155,80,.4);
  opacity: 0; transition: opacity .6s;
  will-change: transform;
}
.tag3d::before { content: ""; position: absolute; left: 11px; top: 50%; width: 6px; height: 6px; margin-top: -3px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 10px var(--gold); }
.tag3d.is-on { opacity: 1; }

/* ============ marquee ============ */
.marquee { background: var(--gold); color: var(--espresso); overflow: hidden; padding: 20px 0; position: relative; z-index: 2; }
.marquee__track { display: flex; gap: 38px; width: max-content; align-items: center; animation: marq 38s linear infinite; }
.marquee span { font: 300 italic 30px/1 var(--serif); white-space: nowrap; }
.marquee b { font-weight: 300; font-size: 14px; opacity: .6; }
@keyframes marq { to { transform: translateX(-50%); } }

/* ============ layers (pinned 3D) ============ */
.layers { position: relative; height: 480vh; background: transparent; }
.layers__sticky {
  position: sticky; top: 0; height: 100svh; overflow: hidden;
  display: grid; grid-template-columns: 1fr minmax(320px, 440px); grid-template-rows: auto 1fr;
  padding: 110px var(--pad) 60px; gap: 0 40px;
  color: var(--cream);
}
.layers__head { grid-column: 1 / -1; position: relative; z-index: 2; }
.layers__head .h2 { font-size: clamp(30px, 2.8vw, 44px); max-width: 20ch; }
.layers__sticky { padding-top: 96px; }
.layers__steps { grid-column: 2; position: relative; z-index: 2; align-self: center; min-height: 360px; }
.step {
  position: absolute; will-change: transform, opacity; inset: 0 0 auto;
  padding: 34px 34px 30px; border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(38,32,27,.94), rgba(22,18,15,.9));
  box-shadow: inset 0 0 0 1px rgba(186,155,80,.28), 0 30px 60px -30px rgba(0,0,0,.6);
  opacity: 0; transform: translateY(40px); pointer-events: none;
  transition: opacity .7s var(--ease), transform .8s var(--ease);
}
.step.is-active { opacity: 1; transform: none; pointer-events: auto; }
.step.is-past { transform: translateY(-40px); }
.step__n { font: 300 14px/1 var(--serif); color: var(--gold); letter-spacing: .2em; }
.step h3 { font: 300 46px/1 var(--serif); margin: 14px 0 6px; }
.step__depth { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--gold-2); margin: 0 0 16px; }
.step p { color: rgba(240,235,216,.78); margin: 0 0 20px; }
.chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { font-size: 12px; letter-spacing: .06em; padding: 7px 13px; border-radius: 999px; box-shadow: inset 0 0 0 1px rgba(240,235,216,.22); }
.layers__progress { position: absolute; right: var(--pad); left: var(--pad); bottom: 34px; height: 1px; background: var(--line-l); z-index: 2; }
.layers__progress span { display: block; height: 100%; width: 0; background: var(--gold); }

/* o canvas 3D fica fixo atrás de hero + camadas; as seções seguintes (z-index 2) o cobrem */
.layers { background: transparent; }
.stage-bg { position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(90% 80% at var(--bgx, 70%) 45%, #3a2f25 0%, var(--espresso) 55%, #110e0c 100%); }
main { position: relative; }

/* ============ pillars ============ */
.pillars { padding: clamp(100px, 14vw, 180px) 0; background: var(--ivory); position: relative; z-index: 2; }
.pillars__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 60px; }
.pillar {
  padding: clamp(32px, 4vw, 56px); border-radius: var(--radius);
  background: var(--cream); position: relative; overflow: hidden;
  transition: transform .6s var(--ease);
}
.pillar:hover { transform: translateY(-6px); }
.pillar--dark { background: var(--espresso); color: var(--cream); }
.pillar__icon svg { width: 54px; height: 54px; fill: none; stroke: var(--gold); stroke-width: 1; }
.pillar__k { font-size: 12px; letter-spacing: .22em; text-transform: uppercase; color: var(--gold-3); margin: 28px 0 8px; }
.pillar--dark .pillar__k { color: var(--gold-2); }
.pillar h3 { font: 300 clamp(36px, 4vw, 54px)/1 var(--serif); margin: 0 0 18px; }
.pillar > p { max-width: 44ch; opacity: .85; }
.pillar__list { list-style: none; padding: 0; margin: 28px 0 0; border-top: 1px solid var(--line); }
.pillar--dark .pillar__list { border-color: var(--line-l); }
.pillar__list li { padding: 14px 0; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; }
.pillar--dark .pillar__list li { border-color: var(--line-l); }
.pillar__list li::after { content: "✦"; color: var(--gold); font-size: 11px; }

/* ============ treatments ============ */
.treat { padding: clamp(100px, 12vw, 160px) 0; background: var(--cream); position: relative; z-index: 2; }
.treat__head { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: end; margin-bottom: 60px; }
.treat__intro { color: var(--muted); max-width: 46ch; }
.treat__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tcard {
  position: relative; padding: 32px 30px 30px; border-radius: 20px;
  background: var(--ivory); overflow: hidden; min-height: 290px;
  display: flex; flex-direction: column;
  transform-style: preserve-3d; transition: box-shadow .5s var(--ease), background .5s;
  will-change: transform;
}
.tcard::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity .5s;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(186,155,80,.22), transparent 60%);
}
.tcard:hover { box-shadow: 0 30px 60px -30px rgba(35,31,32,.35); }
.tcard:hover::before { opacity: 1; }
.tcard__top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: auto; }
.tcard__icon { width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: var(--cream); transition: background .5s, transform .6s var(--ease); }
.tcard:hover .tcard__icon { background: var(--gold); transform: rotate(-12deg) scale(1.05); }
.tcard__icon svg { width: 28px; height: 28px; fill: none; stroke: var(--ink); stroke-width: 1.2; stroke-linecap: round; stroke-linejoin: round; }
.tcard__layer { font-size: 10.5px; letter-spacing: .18em; text-transform: uppercase; color: var(--gold-3); padding: 6px 10px; border-radius: 99px; box-shadow: inset 0 0 0 1px rgba(186,155,80,.4); }
.tcard h3 { font: 400 30px/1.05 var(--serif); margin: 36px 0 10px; }
.tcard p { font-size: 15px; color: var(--muted); margin: 0; }
.treat__note { font-size: 13px; color: var(--muted); margin-top: 32px; }

/* ============ quote ============ */
.quote { padding: clamp(110px, 14vw, 200px) 0; background: var(--espresso); color: var(--cream); text-align: center; position: relative; z-index: 2; overflow: hidden; }
.quote::before { content: ""; position: absolute; inset: 0; background: radial-gradient(50% 60% at 50% 50%, rgba(186,155,80,.14), transparent 70%); }
.quote__mark { width: 90px; margin: 0 auto 50px; opacity: .9; position: relative; }
.quote__text { font: 300 clamp(30px, 4.2vw, 60px)/1.18 var(--serif); max-width: 22ch; margin: 0 auto; position: relative; }
.quote__text .w { display: inline-block; opacity: .14; transition: opacity .3s; }
.quote__text em .w, .quote__text em { color: var(--gold-2); }

/* ============ about ============ */
.about { padding: clamp(100px, 13vw, 180px) 0; background: var(--ivory); position: relative; z-index: 2; }
.about__grid { display: grid; grid-template-columns: .9fr 1fr; gap: clamp(40px, 7vw, 110px); align-items: center; }
.about__photo { margin: 0; position: relative; }
.about__frame { border-radius: 300px 300px var(--radius) var(--radius); overflow: hidden; aspect-ratio: 4/5.4; clip-path: inset(100% 0 0 0 round 300px 300px 22px 22px); }
.about__frame img { width: 100%; height: 120%; object-fit: cover; }
.about__photo figcaption {
  position: absolute; right: -24px; bottom: 40px;
  display: flex; align-items: center; gap: 14px;
  padding: 16px 22px; border-radius: 16px; background: var(--espresso); color: var(--cream);
  font: 400 20px/1.15 var(--serif); box-shadow: 0 20px 40px -20px rgba(0,0,0,.5);
}
.about__photo figcaption img { width: 42px; }
.about__photo figcaption small { font: 400 11px/1.4 var(--sans); letter-spacing: .12em; color: var(--gold-2); }
.about__lead { font: 300 clamp(22px, 2vw, 27px)/1.4 var(--serif); color: var(--ink); }
.about__text > p:not(.eyebrow):not(.about__lead) { color: var(--muted); }
.about__facts { list-style: none; padding: 0; margin: 40px 0 44px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.about__facts li { padding: 22px 16px 0 0; }
.about__facts span { font: 300 40px/1 var(--serif); color: var(--gold-3); display: block; }
.about__facts small { font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); display: block; margin-top: 8px; line-height: 1.4; }

/* ============ method ============ */
.method { padding: clamp(100px, 12vw, 160px) 0; background: var(--cream); position: relative; z-index: 2; }
.method .wrap { position: relative; }
.method__list { list-style: none; margin: 70px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; position: relative; z-index: 1; }
.mstep { padding-top: 40px; }
.mstep__n { width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; background: var(--ivory); font: 400 22px/1 var(--serif); color: var(--gold-3); box-shadow: inset 0 0 0 1px rgba(186,155,80,.5); margin-bottom: 28px; transition: background .5s, color .5s; }
.mstep.is-on .mstep__n { background: var(--gold); color: var(--espresso); }
.mstep h3 { font: 400 28px/1.1 var(--serif); margin: 0 0 10px; }
.mstep p { font-size: 15px; color: var(--muted); margin: 0; }
.method__list::before { content: ""; position: absolute; left: 32px; right: 0; top: 72px; height: 1px; background: var(--line); z-index: -1; }
.method__list::after { content: ""; position: absolute; left: 32px; right: 0; top: 72px; height: 1px; background: var(--gold); z-index: -1; transform-origin: left; transform: scaleX(var(--p, 0)); }

/* ============ space ============ */
.space { position: relative; z-index: 2; height: 110vh; min-height: 640px; overflow: hidden; background: var(--espresso); display: flex; align-items: flex-end; padding: 0 var(--pad) 80px; }
.space__img { position: absolute; inset: -10% 0; }
.space__img img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
@media (max-width: 820px) {
  .space { height: auto; min-height: 0; display: block; padding: 0 0 56px; }
  .space__img { position: relative; inset: auto; aspect-ratio: 4 / 5; overflow: hidden; }
  .space__img img { object-position: 50% 18%; }
  .space__img::after { background: linear-gradient(180deg, transparent 55%, var(--espresso)); }
  .space__card { margin: -70px 16px 0; max-width: none; }
}
.space__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(28,24,21,.1) 30%, rgba(28,24,21,.75)); }
.space__card { position: relative; max-width: 480px; padding: 40px; border-radius: var(--radius); background: rgba(248,245,236,.9); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.space__card p:last-child { margin: 0; color: var(--muted); }

/* ============ faq ============ */
.faq { padding: clamp(100px, 12vw, 160px) 0; background: var(--ivory); position: relative; z-index: 2; }
.faq__grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: clamp(40px, 6vw, 100px); }
.faq__side { color: var(--muted); max-width: 36ch; }
.faq__list details { border-bottom: 1px solid var(--line); }
.faq__list details:first-child { border-top: 1px solid var(--line); }
.faq__list summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 26px 0; font: 400 clamp(21px, 2vw, 26px)/1.25 var(--serif); }
.faq__list summary::-webkit-details-marker { display: none; }
.faq__list summary i { flex: none; width: 34px; height: 34px; border-radius: 50%; position: relative; box-shadow: inset 0 0 0 1px rgba(186,155,80,.5); transition: background .4s, transform .5s var(--ease); }
.faq__list summary i::before, .faq__list summary i::after { content: ""; position: absolute; left: 11px; right: 11px; top: 50%; height: 1px; background: var(--gold-3); }
.faq__list summary i::after { transform: rotate(90deg); transition: transform .5s var(--ease); }
.faq__list details[open] summary i { background: var(--gold); transform: rotate(180deg); }
.faq__list details[open] summary i::after { transform: rotate(0); }
.faq__list details p { margin: 0; padding: 0 60px 26px 0; color: var(--muted); }

/* ============ contact ============ */
.contact { padding: clamp(100px, 12vw, 160px) 0; background: var(--espresso); color: var(--cream); position: relative; z-index: 2; overflow: hidden; }
.contact::before { content: ""; position: absolute; width: 700px; height: 700px; right: -200px; top: -200px; background: radial-gradient(circle, rgba(186,155,80,.2), transparent 65%); }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 90px); align-items: stretch; position: relative; }
.contact__title { font: 300 clamp(42px, 5.5vw, 82px)/1 var(--serif); margin: 0 0 40px; max-width: 12ch; }
.contact__title em { color: var(--gold-2); }
.contact__list { list-style: none; padding: 0; margin: 50px 0 0; }
.contact__list li { display: grid; grid-template-columns: 110px 1fr; gap: 20px; padding: 20px 0; border-top: 1px solid var(--line-l); }
.contact__list span { font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); padding-top: 4px; }
.contact__list a { font-size: 17px; transition: color .3s; overflow-wrap: anywhere; }
.contact__list a:hover { color: var(--gold-2); }
.contact__map { border-radius: var(--radius); overflow: hidden; min-height: 420px; box-shadow: inset 0 0 0 1px var(--line-l); }
.contact__map iframe { width: 100%; height: 100%; min-height: 420px; border: 0; filter: grayscale(1) sepia(.35) contrast(.95) brightness(.9); }

/* ============ footer ============ */
.foot { background: #120f0d; color: rgba(240,235,216,.6); padding: 60px 0 40px; position: relative; z-index: 2; }
.foot__grid { display: grid; grid-template-columns: auto 1fr; gap: 30px 40px; align-items: center; }
.foot__logo { height: 44px; width: auto; opacity: .9; }
.foot__social { justify-self: end; display: flex; gap: 28px; font-size: 12px; letter-spacing: .18em; text-transform: uppercase; }
.foot__social a:hover { color: var(--gold); }
.foot__legal { grid-column: 1 / -1; font-size: 12.5px; margin: 0; padding-top: 28px; border-top: 1px solid var(--line-l); }

/* ============ whatsapp float ============ */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 40;
  width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--gold-2), var(--gold)); color: var(--espresso);
  box-shadow: 0 14px 30px -10px rgba(0,0,0,.5);
  transform: scale(0); transition: transform .6s var(--ease);
}
.wa-float.is-on { transform: scale(1); }
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 28px; height: 28px; fill: currentColor; }

/* ============ reveal default (JS enhances) ============ */
.js .reveal { opacity: 0; transform: translateY(40px); }

/* ============ responsive ============ */
@media (max-width: 1080px) {
  .nav__links { display: none; }
  .nav__cta { margin-left: auto; }
  .nav__burger { display: block; margin-left: 0; }
  .treat__grid { grid-template-columns: repeat(2, 1fr); }
  .method__list { grid-template-columns: repeat(2, 1fr); row-gap: 20px; }
  .method__list::before, .method__list::after { display: none; }
}
@media (max-width: 820px) {
  body { font-size: 16px; }
  .nav__cta { display: none; }
  .nav__burger { margin-left: auto; }
  .nav__logo img { height: 30px; }
  .hero { align-items: end; padding-bottom: 96px; }
  .hero__title { margin-bottom: 20px; }
  .hero__lead { font-size: 15px; margin-bottom: 28px; }
  .hero__glow { background: linear-gradient(0deg, rgba(18,15,13,.95) 20%, rgba(18,15,13,.3) 60%, transparent 80%); }
  .hero__meta { gap: 18px; font-size: 10px; bottom: 30px; }
  .hero__ctas .btn { padding: 15px 24px; }
  .hero__scroll { display: none; }
  .layers { height: 420vh; }
  .layers__sticky { grid-template-columns: 1fr; grid-template-rows: auto 1fr auto; padding-top: 90px; padding-bottom: 50px; }
  .layers__steps { grid-column: 1; align-self: end; min-height: 300px; }
  .layers__head .h2 { font-size: 30px; margin-bottom: 0; }
  .layers__steps { min-height: 0; height: 100%; }
  .step { padding: 20px 20px 18px; top: auto; bottom: 0; }
  .step h3 { font-size: 32px; margin-top: 8px; }
  .step__depth { font-size: 10.5px; margin-bottom: 10px; }
  .step p { font-size: 14.5px; line-height: 1.5; margin-bottom: 12px; }
  .chips li { font-size: 11px; padding: 5px 10px; }
  .hero__eyebrow { letter-spacing: .14em; font-size: 10px; }
  .pillars__grid, .treat__head, .about__grid, .faq__grid, .contact__grid { grid-template-columns: 1fr; }
  .treat__grid { grid-template-columns: 1fr; }
  .tcard { min-height: 0; }
  .about__photo { max-width: 460px; }
  .about__photo figcaption { right: 12px; }
  .about__facts span { font-size: 30px; }
  .method__list { grid-template-columns: 1fr; }
  .mstep { display: grid; grid-template-columns: 64px 1fr; gap: 20px; padding-top: 10px; }
  .mstep__n { margin: 0; }
  .space { height: 90vh; padding-bottom: 40px; }
  .space__card { padding: 28px; }
  .contact__list li { grid-template-columns: 1fr; gap: 6px; }
  .foot__grid { grid-template-columns: 1fr; }
  .foot__social { justify-self: start; }
  .tag3d { font-size: 9.5px; padding: 7px 10px 7px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}