/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ===== Variables ===== */
:root {
  --bg: #171717;
  --bg-2: #1e1e1e;
  --surface: #222121;
  --surface-2: #2a2826;
  --text: #F1EDE7;
  --muted: #CFC8BC;
  --gold: #FFCA81;        /* acento principal (do site oficial) */
  --gold-soft: #E9C79A;
  --taupe: #AA916D;       /* dourado do logo */
  --line: rgba(255,255,255,.09);
  --maxw: 1160px;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0,0,0,.45);
  --serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
}

/* ===== Base ===== */
body { font-family: var(--sans); color: var(--text); background: var(--bg); line-height: 1.65; font-weight: 400; -webkit-font-smoothing: antialiased; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.1; color: #fff; letter-spacing: .01em; }
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); font-weight: 500; }
h2 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 500; }
h3 { font-size: 1.4rem; }
p { color: var(--muted); }
strong { color: var(--text); }

/* ===== Layout ===== */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 1.5rem; }
.section { padding-block: clamp(4rem, 9vw, 7rem); }
.section--alt { background: var(--bg-2); }
.eyebrow { font-family: var(--sans); text-transform: uppercase; letter-spacing: .32em; font-size: .72rem; color: var(--gold); font-weight: 600; margin-bottom: 1rem; }
.section__lead { max-width: 60ch; margin-top: 1.1rem; font-size: 1.08rem; color: var(--muted); }
.section__cta { text-align: center; margin-top: 3rem; }
.section--center { text-align: center; }
.section--center .section__lead { margin-inline: auto; }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; gap: .55rem; padding: .95rem 2rem; border-radius: 999px; font-weight: 600; font-size: .9rem; letter-spacing: .02em; transition: transform .2s ease, background .25s ease, color .25s ease, box-shadow .25s ease; cursor: pointer; border: none; }
.btn-gold { background: var(--gold); color: #000000 !important; box-shadow: 0 10px 30px rgba(255,202,129,.18); }
.btn-gold:hover { background: #ffd79b; transform: translateY(-2px); }
.btn-outline { background: transparent; border: 1.5px solid rgba(255,202,129,.55); color: var(--gold); }
.btn-outline:hover { background: var(--gold); border-color: var(--gold); color: #2a1d0c; transform: translateY(-2px); }

/* ===== Fade-in on scroll ===== */
.fade-in { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.fade-in.is-visible { opacity: 1; transform: none; }

/* ===== Header ===== */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(23,23,23,.82); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 76px; }
.nav__logo { display: flex; align-items: center; gap: .65rem; }
.nav__logo img { height: 46px; width: auto; }
.nav__logo .wordmark { font-family: var(--serif); font-size: 1.5rem; font-weight: 600; letter-spacing: .14em; color: #fff; line-height: 1; }
.nav__logo .wordmark small { display: block; font-family: var(--sans); font-size: .52rem; letter-spacing: .34em; color: var(--gold); text-transform: uppercase; margin-top: .25rem; font-weight: 500; }
.nav__links { display: flex; align-items: center; gap: 2rem; }
.nav__links a { font-size: .82rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); transition: color .2s; }
.nav__links a:not(.nav__cta):hover { color: var(--gold); }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav__toggle span { width: 26px; height: 2px; background: var(--text); transition: .3s; }

@media (max-width: 900px) {
  .nav__toggle { display: flex; }
  .nav__links { position: fixed; inset: 76px 0 auto 0; flex-direction: column; align-items: flex-start; background: var(--bg-2); padding: 1.75rem 1.5rem; gap: 1.4rem; transform: translateY(-130%); transition: transform .35s ease; box-shadow: var(--shadow); border-bottom: 1px solid var(--line); }
  .nav__links.is-open { transform: translateY(0); }
  .nav__cta { width: 100%; justify-content: center; }
}

/* ===== Hero ===== */
.hero { position: relative; overflow: hidden; padding-block: clamp(3rem, 8vw, 6rem); }
.hero::before { content: ""; position: absolute; width: 680px; height: 680px; border-radius: 50%; background: radial-gradient(circle, rgba(255,202,129,.18), transparent 68%); top: -220px; right: -160px; z-index: 0; pointer-events: none; }
.hero__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 3.5rem; align-items: center; }
.hero__text h1 { margin-block: .6rem 1.4rem; }
.hero__lead { font-size: 1.18rem; max-width: 40ch; margin-bottom: 2.2rem; color: var(--muted); }
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__media { position: relative; }
.hero__media img { width: 100%; height: 560px; object-fit: cover; object-position: center 22%; border-radius: var(--radius); box-shadow: var(--shadow); }
.hero__media::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); box-shadow: inset 0 0 0 1px rgba(255,202,129,.25); pointer-events: none; }
@media (max-width: 860px) {
  .hero__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero__media img { height: 440px; }
}

/* ===== Stats strip ===== */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; border-block: 1px solid var(--line); }
.stat { text-align: center; padding: 2.2rem 1rem; border-right: 1px solid var(--line); }
.stat:last-child { border-right: none; }
.stat__num { font-family: var(--serif); font-size: clamp(2.2rem, 4vw, 3rem); color: var(--gold); line-height: 1; }
.stat__label { margin-top: .6rem; font-size: .8rem; letter-spacing: .04em; color: var(--muted); text-transform: uppercase; }
@media (max-width: 760px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--line); }
}

/* ===== About ===== */
.about { display: grid; grid-template-columns: .9fr 1.1fr; gap: 3.5rem; align-items: center; }
.about__media { position: relative; }
.about__media img { width: 100%; height: 520px; object-fit: cover; object-position: center 22%; border-radius: var(--radius); box-shadow: var(--shadow); }
.about__badge { position: absolute; left: -18px; bottom: 24px; background: var(--gold); color: #2a1d0c; padding: 1rem 1.25rem; border-radius: 12px; box-shadow: var(--shadow); }
.about__badge strong { font-family: var(--serif); font-size: 1.6rem; color: #2a1d0c; display: block; line-height: 1; }
.about__badge span { font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: #5a4220; }
.about__list { margin-top: 1.5rem; display: grid; gap: .8rem; }
.about__list li { position: relative; padding-left: 1.8rem; color: var(--text); }
.about__list li::before { content: "\2726"; position: absolute; left: 0; color: var(--gold); }
.about .btn { margin-top: 2rem; }
.about__name { font-style: italic; color: var(--gold-soft); font-family: var(--serif); font-size: 1.3rem; margin-top: 1.25rem; }
@media (max-width: 860px) { .about { grid-template-columns: 1fr; gap: 2.5rem; } .about__media img { height: 420px; } }

/* ===== Treatments ===== */
.treat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.treat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem 1.75rem; transition: transform .25s ease, border-color .25s ease, background .25s ease; }
.treat:hover { transform: translateY(-5px); border-color: rgba(255,202,129,.5); background: var(--surface-2); }
.treat__icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 12px; background: rgba(255,202,129,.12); color: var(--gold); font-size: 1.5rem; margin-bottom: 1.25rem; }
.treat h3 { color: #fff; margin-bottom: .5rem; font-size: 1.35rem; }
.treat p { font-size: .92rem; }
.treat--feature { background: linear-gradient(160deg, rgba(255,202,129,.16), rgba(170,145,109,.06)); border-color: rgba(255,202,129,.4); }
.treat--feature .treat__tag { display: inline-block; font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); border: 1px solid rgba(255,202,129,.4); border-radius: 999px; padding: .25rem .7rem; margin-top: .6rem; }
@media (max-width: 860px) { .treat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .treat-grid { grid-template-columns: 1fr; } }

/* ===== Results gallery (Antes & Depois) ===== */
.note { font-size: .82rem; color: var(--muted); font-style: italic; margin-top: .75rem; }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; margin-top: 2.5rem; }
.gallery__item { position: relative; margin: 0; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); }
.gallery__item button { display: block; width: 100%; padding: 0; border: 0; background: none; cursor: zoom-in; }
.gallery__item img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; display: block; transition: transform .5s ease; }
.gallery__item:hover img { transform: scale(1.06); }
.gallery__item figcaption { position: absolute; left: 10px; bottom: 10px; background: rgba(23,23,23,.72); color: #fff; font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; padding: .28rem .6rem; border-radius: 6px; pointer-events: none; }
@media (max-width: 760px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .gallery { grid-template-columns: 1fr; } }

/* ===== Image band (CTA) ===== */
.imgband { position: relative; min-height: 420px; display: grid; place-items: center; text-align: center; color: #fff;
  background-image: linear-gradient(rgba(12,12,12,.82), rgba(12,12,12,.86)), url('../assets/img/sf-silvia-portrait.jpg');
  background-size: cover; background-position: center 20%; }
.imgband__inner { max-width: 680px; padding: 4rem 1.5rem; }
.imgband h2 { color: #fff; margin-block: .6rem 2rem; }
.imgband .eyebrow { color: var(--gold); }

/* ===== Testimonials carousel ===== */
.carousel { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1rem; margin-top: 3rem; }
.carousel__viewport { overflow: hidden; }
.carousel__track { display: flex; transition: transform .5s ease; }
.carousel__slide { flex: 0 0 100%; padding: 2rem; text-align: center; }
.carousel__slide p { font-family: var(--serif); font-size: clamp(1.4rem, 3vw, 2rem); color: var(--text); font-style: italic; font-weight: 500; line-height: 1.4; }
.carousel__slide cite { display: block; margin-top: 1.25rem; color: var(--gold); font-style: normal; font-weight: 600; font-family: var(--sans); font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; }
.carousel__btn { width: 46px; height: 46px; border-radius: 50%; border: 1.5px solid rgba(255,202,129,.5); background: transparent; color: var(--gold); font-size: 1.5rem; cursor: pointer; transition: background .2s, color .2s; }
.carousel__btn:hover { background: var(--gold); border-color: var(--gold); color: #2a1d0c; }
.carousel__dots { display: flex; gap: .5rem; justify-content: center; margin-top: 1.75rem; }
.carousel__dots button { width: 10px; height: 10px; border-radius: 50%; border: none; background: rgba(255,255,255,.22); cursor: pointer; }
.carousel__dots button.is-active { background: var(--gold); }

/* ===== Contact ===== */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; }
.contact__list { margin-top: 1.75rem; display: grid; gap: 1.1rem; }
.contact__list li { color: var(--muted); }
.contact__list strong { color: var(--gold); display: block; font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: .15rem; font-family: var(--sans); }
.contact__list a:hover { color: var(--gold); }
.contact__form { display: grid; gap: 1rem; background: var(--surface); padding: 2.25rem; border-radius: var(--radius); border: 1px solid var(--line); }
.contact__form label { display: grid; gap: .45rem; font-size: .76rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.contact__form input, .contact__form textarea { font-family: var(--sans); padding: .8rem .95rem; border: 1px solid var(--line); border-radius: 10px; font-size: .95rem; background: var(--bg); color: var(--text); }
.contact__form input::placeholder, .contact__form textarea::placeholder { color: #8a847b; }
.contact__form input:focus, .contact__form textarea:focus { outline: 2px solid var(--gold); border-color: transparent; }
@media (max-width: 860px) { .contact { grid-template-columns: 1fr; } }

/* ===== Footer + floating WhatsApp ===== */
.site-footer { background: #111; color: var(--text); padding-block: 3rem 1.75rem; border-top: 1px solid var(--line); }
.footer__inner { display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.footer__logo { display: flex; align-items: center; gap: .6rem; }
.footer__logo img { height: 44px; width: auto; }
.footer__tag { color: var(--muted); font-size: .82rem; margin-top: .35rem; letter-spacing: .04em; }
.footer__links { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer__links a { color: var(--muted); font-size: .85rem; }
.footer__links a:hover, .site-footer a:hover { color: var(--gold); }
.footer__copy { text-align: center; color: #948D82; font-size: .78rem; margin-top: 2.5rem; }
.wa-float { position: fixed; right: 22px; bottom: 22px; width: 58px; height: 58px; border-radius: 50%; background: #25D366; color: #fff; display: grid; place-items: center; box-shadow: 0 10px 30px rgba(0,0,0,.4); z-index: 200; transition: transform .2s; }
.wa-float:hover { transform: scale(1.08); }

/* ===== Page hero (subpages) ===== */
.page-hero { background: var(--bg-2); padding-block: clamp(3rem, 7vw, 5rem); text-align: center; border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: clamp(2.4rem, 6vw, 3.6rem); margin-block: .5rem; }
.page-hero p { max-width: 56ch; margin: 1rem auto 0; }

/* ===== Legal / policy page ===== */
.legal { max-width: 820px; }
.legal h2 { font-size: 1.6rem; margin: 2.5rem 0 .85rem; }
.legal h3 { font-size: 1.15rem; margin: 1.5rem 0 .5rem; color: var(--gold); }
.legal p, .legal li { color: var(--muted); margin-bottom: .8rem; }
.legal ul { list-style: disc; padding-left: 1.5rem; }
.legal a { color: var(--gold-soft); }
.legal a:hover { color: var(--gold); }

/* ===== Lightbox ===== */
.lightbox { position: fixed; inset: 0; z-index: 1000; display: none; align-items: center; justify-content: center; padding: 1.5rem; background: rgba(10,10,10,.94); }
.lightbox.is-open { display: flex; }
.lightbox__content { margin: 0; max-width: 90vw; max-height: 88vh; display: flex; flex-direction: column; align-items: center; }
.lightbox__img { max-width: 90vw; max-height: 80vh; object-fit: contain; border-radius: var(--radius); box-shadow: 0 10px 40px rgba(0,0,0,.6); }
.lightbox__caption { margin-top: 1rem; color: #fff; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
.lightbox__close { position: absolute; top: 1rem; right: 1.25rem; width: 48px; height: 48px; border-radius: 50%; border: none; background: rgba(255,255,255,.12); color: #fff; font-size: 2rem; line-height: 1; cursor: pointer; }
.lightbox__close:hover { background: rgba(255,255,255,.25); }
.lightbox__nav { position: absolute; top: 50%; transform: translateY(-50%); width: 52px; height: 52px; border-radius: 50%; border: none; background: rgba(255,255,255,.12); color: #fff; font-size: 2rem; line-height: 1; cursor: pointer; }
.lightbox__nav:hover { background: rgba(255,255,255,.25); }
.lightbox__nav--prev { left: 1rem; }
.lightbox__nav--next { right: 1rem; }
@media (max-width: 560px) { .lightbox__nav { width: 42px; height: 42px; font-size: 1.5rem; } }