:root {
  --bg: #fffaf6;
  --surface: #ffffff;
  --surface-soft: #f6eee9;
  --ink: #302b2a;
  --muted: #746c68;
  --primary: #945e55;
  --primary-dark: #70443e;
  --secondary: #7f9084;
  --line: rgba(48, 43, 42, .12);
  --radius: 26px;
  --shadow: 0 24px 70px rgba(79, 52, 47, .12);
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Manrope", sans-serif; color: var(--ink); background: var(--bg); line-height: 1.65; }
body.menu-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
code { font-size: .9em; background: rgba(148,94,85,.08); padding: .15rem .35rem; border-radius: 5px; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 110px 0; position: relative; }
.section-soft { background: var(--surface-soft); }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 9999; background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 1000; transition: .3s ease; }
.site-header.scrolled { background: rgba(255,250,246,.92); backdrop-filter: blur(16px); box-shadow: 0 1px 0 var(--line); }
.header-inner { min-height: 92px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 13px; }
.brand-mark { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 50%; border: 1px solid rgba(148,94,85,.35); color: var(--primary); font-family: "DM Serif Display", serif; font-size: 18px; }
.brand-text { display: grid; line-height: 1.2; }
.brand-text strong { font-family: "DM Serif Display", serif; font-size: 20px; font-weight: 400; }
.brand-text small { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .14em; margin-top: 5px; }
.main-nav { display: flex; align-items: center; gap: 26px; font-size: 14px; font-weight: 600; }
.main-nav > a:not(.button) { position: relative; }
.main-nav > a:not(.button)::after { content: ""; position: absolute; height: 1px; left: 0; right: 100%; bottom: -7px; background: var(--primary); transition: .25s; }
.main-nav > a:hover::after { right: 0; }
.menu-toggle { display: none; background: none; border: 0; padding: 8px; }
.menu-toggle span { display: block; width: 25px; height: 2px; background: var(--ink); margin: 5px 0; transition: .25s; }

.button { display: inline-flex; justify-content: center; align-items: center; min-height: 52px; padding: 0 25px; border-radius: 999px; background: var(--primary); color: #fff; font-size: 14px; font-weight: 700; border: 1px solid var(--primary); transition: transform .2s, background .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); background: var(--primary-dark); box-shadow: 0 12px 30px rgba(112,68,62,.18); }
.button-small { min-height: 44px; padding-inline: 20px; }
.button-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.button-ghost:hover { background: #fff; color: var(--ink); }
.button-light { background: #fff; color: var(--primary-dark); border-color: #fff; }
.button-light:hover { background: var(--surface-soft); color: var(--primary-dark); }
.button-full { width: 100%; }
.text-link { display: inline-flex; align-items: center; font-weight: 700; color: var(--primary); border-bottom: 1px solid currentColor; }
.text-link-light { color: #fff; }

.hero { min-height: 820px; padding-top: 170px; display: flex; align-items: center; overflow: hidden; background: linear-gradient(135deg, #fffaf6 0%, #f7ebe5 100%); }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 80px; position: relative; z-index: 2; }
.eyebrow { margin: 0 0 18px; color: var(--primary); text-transform: uppercase; letter-spacing: .18em; font-size: 12px; font-weight: 700; }
.eyebrow-light { color: #ead6d0; }
h1, h2, h3 { font-family: "DM Serif Display", serif; font-weight: 400; line-height: 1.08; margin-top: 0; }
h1 { font-size: clamp(48px, 5.3vw, 78px); letter-spacing: -.035em; margin-bottom: 28px; max-width: 760px; }
h2 { font-size: clamp(38px, 4.2vw, 60px); letter-spacing: -.025em; margin-bottom: 25px; }
h3 { font-size: 27px; }
.hero-text { color: var(--muted); font-size: 18px; max-width: 650px; margin-bottom: 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.credentials { display: flex; gap: 25px; margin-top: 34px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; }
.hero-visual { position: relative; }
.photo-frame { position: relative; border-radius: 180px 180px 30px 30px; padding: 12px; background: rgba(255,255,255,.62); border: 1px solid rgba(148,94,85,.13); box-shadow: var(--shadow); }
.photo-frame img { width: 100%; aspect-ratio: 4/4.9; object-fit: cover; border-radius: 168px 168px 22px 22px; background: #eadbd4; }
.photo-note { position: absolute; inset: auto 26px 24px; background: rgba(255,255,255,.88); backdrop-filter: blur(10px); text-align: center; font-size: 12px; color: var(--muted); padding: 9px 12px; border-radius: 999px; }
.floating-card { position: absolute; left: -48px; bottom: 70px; display: flex; align-items: center; gap: 12px; background: #fff; border-radius: 18px; padding: 15px 20px; box-shadow: var(--shadow); max-width: 250px; }
.floating-card p { margin: 0; font-size: 12px; line-height: 1.5; }
.floating-icon { width: 36px; height: 36px; display: grid; place-items: center; background: var(--secondary); color: #fff; border-radius: 50%; font-size: 20px; }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(1px); opacity: .42; }
.hero-orb-one { width: 270px; height: 270px; right: -100px; top: 180px; border: 1px solid var(--primary); }
.hero-orb-two { width: 160px; height: 160px; left: -70px; bottom: 50px; background: rgba(127,144,132,.18); }

.trust-strip { background: var(--surface); border-block: 1px solid var(--line); }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.trust-grid div { padding: 28px 38px; display: grid; border-right: 1px solid var(--line); }
.trust-grid div:last-child { border: 0; }
.trust-grid strong { font-family: "DM Serif Display", serif; font-weight: 400; font-size: 24px; }
.trust-grid span { color: var(--muted); font-size: 13px; }

.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; align-items: start; }
.section-heading { max-width: 710px; }
.section-heading-centered { text-align: center; margin: 0 auto 55px; }
.section-heading p:not(.eyebrow) { color: var(--muted); }
.about-content { border-left: 1px solid var(--line); padding-left: 70px; color: var(--muted); }
.about-content .lead { color: var(--ink); font-size: 20px; }
.about-tags { display: flex; gap: 9px; flex-wrap: wrap; margin-top: 30px; }
.about-tags span { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 8px 13px; font-size: 12px; color: var(--ink); }
.cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service-card { min-height: 300px; padding: 34px 30px; background: rgba(255,255,255,.72); border: 1px solid rgba(48,43,42,.08); border-radius: var(--radius); display: flex; flex-direction: column; transition: transform .25s, background .25s, box-shadow .25s; }
.service-card:hover { transform: translateY(-6px); background: #fff; box-shadow: var(--shadow); }
.service-number { color: var(--primary); font-size: 12px; letter-spacing: .15em; }
.service-card h3 { margin: auto 0 18px; }
.service-card p { margin: 0; color: var(--muted); font-size: 14px; }

.biochat-section { background: var(--primary-dark); color: #fff; overflow: hidden; }
.biochat-section::before { content: ""; position: absolute; width: 560px; height: 560px; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; right: -200px; top: -170px; }
.biochat-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 90px; align-items: center; }
.biochat-copy p { color: #eadedb; }
.check-list { list-style: none; padding: 0; margin: 28px 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 25px; }
.check-list li { position: relative; padding-left: 24px; font-size: 14px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: #d8c49e; }
.biochat-actions { display: flex; align-items: center; gap: 24px; margin: 30px 0 22px; }
.biochat-copy small { display: block; max-width: 650px; color: rgba(255,255,255,.58); line-height: 1.6; }
.phone-wrap { display: flex; justify-content: center; position: relative; }
.phone { width: 310px; padding: 12px; border-radius: 44px; background: #211d1c; box-shadow: 0 35px 90px rgba(0,0,0,.32); transform: rotate(4deg); }
.phone-speaker { width: 75px; height: 18px; background: #211d1c; border-radius: 0 0 14px 14px; position: absolute; left: 50%; transform: translateX(-50%); z-index: 2; }
.phone-screen { min-height: 580px; background: #faf7f5; border-radius: 34px; color: var(--ink); padding: 42px 16px 18px; display: flex; flex-direction: column; }
.app-header { display: flex; align-items: center; gap: 10px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.app-header div { display: grid; line-height: 1.25; }
.app-header small { color: var(--muted); }
.app-avatar { width: 42px; height: 42px; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-family: "DM Serif Display", serif; }
.chat-date { text-align: center; color: var(--muted); font-size: 10px; margin: 20px 0; }
.bubble { max-width: 82%; padding: 11px 13px; border-radius: 16px; font-size: 11px; margin-bottom: 12px; line-height: 1.45; }
.bubble-doctor { background: #ede5e1; border-bottom-left-radius: 4px; }
.bubble-patient { background: var(--primary); color: #fff; margin-left: auto; border-bottom-right-radius: 4px; }
.app-input { margin-top: auto; background: #fff; border: 1px solid var(--line); border-radius: 999px; display: flex; justify-content: space-between; align-items: center; color: #aaa; font-size: 10px; padding: 7px 8px 7px 14px; }
.app-input b { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--primary); color: #fff; }
.biochat-badge { position: absolute; right: 0; bottom: 50px; background: #fff; color: var(--ink); padding: 15px 20px; border-radius: 15px; box-shadow: var(--shadow); display: grid; }
.biochat-badge span { color: var(--muted); font-size: 11px; }

.process-section { background: #fff; }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; margin-top: 55px; }
.process-item { border-top: 1px solid var(--line); padding-top: 24px; }
.process-item > span { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: var(--surface-soft); color: var(--primary); font-weight: 700; margin-bottom: 42px; }
.process-item h3 { font-size: 23px; margin-bottom: 12px; }
.process-item p { color: var(--muted); font-size: 13px; }
.faq-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 100px; }
.accordion details { border-bottom: 1px solid var(--line); padding: 23px 0; }
.accordion summary { cursor: pointer; list-style: none; font-weight: 700; padding-right: 40px; position: relative; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::after { content: "+"; position: absolute; right: 5px; top: -5px; font-family: "DM Serif Display", serif; color: var(--primary); font-size: 28px; }
.accordion details[open] summary::after { content: "−"; }
.accordion p { color: var(--muted); padding-right: 50px; font-size: 14px; }

.contact-section { background: linear-gradient(135deg, #fff 0%, #faf3ef 100%); }
.contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 90px; align-items: center; }
.contact-copy > p:not(.eyebrow) { color: var(--muted); }
.contact-list { margin-top: 35px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.contact-item { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 17px 18px; display: grid; transition: .2s; }
.contact-item:hover { border-color: rgba(148,94,85,.4); transform: translateY(-2px); }
.contact-item span { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.contact-item strong { font-size: 13px; margin-top: 4px; overflow-wrap: anywhere; }
.appointment-card { background: var(--surface); padding: 50px; border-radius: var(--radius); box-shadow: var(--shadow); }
.card-kicker { display: block; color: var(--primary); font-size: 11px; text-transform: uppercase; letter-spacing: .16em; margin-bottom: 25px; }
.appointment-card p { color: var(--muted); }
.appointment-card .text-link { margin-top: 24px; font-size: 13px; }

.site-footer { padding: 80px 0 25px; background: #272221; color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.7fr .65fr .65fr; gap: 80px; }
.brand-footer .brand-mark { color: #fff; border-color: rgba(255,255,255,.25); }
.brand-footer .brand-text small, .site-footer p { color: rgba(255,255,255,.55); }
.footer-grid > div:first-child p { max-width: 500px; font-size: 13px; margin-top: 25px; }
.footer-grid h3 { font-family: "Manrope", sans-serif; font-size: 12px; text-transform: uppercase; letter-spacing: .15em; }
.footer-grid > div:not(:first-child) { display: flex; flex-direction: column; gap: 9px; font-size: 13px; color: rgba(255,255,255,.65); }
.footer-bottom { margin-top: 60px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; color: rgba(255,255,255,.45); font-size: 11px; }
.floating-whatsapp { position: fixed; z-index: 800; right: 22px; bottom: 22px; background: #2f7f62; color: #fff; min-width: 54px; height: 54px; padding: 0 18px; border-radius: 999px; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12px; box-shadow: 0 14px 35px rgba(47,127,98,.28); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1000px) {
  .menu-toggle { display: block; z-index: 5; }
  .main-nav { position: fixed; inset: 0; background: var(--bg); flex-direction: column; justify-content: center; gap: 28px; font-size: 20px; transform: translateX(100%); transition: .3s; }
  .main-nav.open { transform: none; }
  .menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle.active span:nth-child(2) { opacity: 0; }
  .menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero-grid, .about-grid, .biochat-grid, .faq-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 145px; }
  .hero-grid { gap: 55px; }
  .hero-visual { max-width: 620px; margin-inline: auto; }
  .about-content { border-left: 0; border-top: 1px solid var(--line); padding: 40px 0 0; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .phone-wrap { margin-top: 35px; }
  .biochat-badge { right: 15%; }
  .contact-grid, .faq-grid { gap: 55px; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 78px 0; }
  .header-inner { min-height: 76px; }
  .brand-text strong { font-size: 17px; }
  .brand-mark { width: 40px; height: 40px; }
  h1 { font-size: 46px; }
  h2 { font-size: 39px; }
  .hero { min-height: auto; padding: 125px 0 75px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .credentials { gap: 12px; flex-direction: column; }
  .floating-card { left: 8px; bottom: 25px; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-grid div { border-right: 0; border-bottom: 1px solid var(--line); padding-inline: 0; }
  .cards-grid, .process-grid, .contact-list { grid-template-columns: 1fr; }
  .service-card { min-height: 240px; }
  .check-list { grid-template-columns: 1fr; }
  .biochat-actions { flex-direction: column; align-items: flex-start; }
  .phone { width: 275px; }
  .phone-screen { min-height: 520px; }
  .biochat-badge { right: 0; bottom: 35px; }
  .appointment-card { padding: 32px 25px; }
  .footer-grid { grid-template-columns: 1fr; gap: 35px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .floating-whatsapp { right: 14px; bottom: 14px; min-width: 48px; height: 48px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}