/* =========================================================
   Denta Genesis — hoja de estilos
   Paleta tomada del logotipo
   ========================================================= */
:root {
  --ink: #072a24;        /* verde casi negro (fondo del logo) */
  --forest: #115546;     /* verde bosque */
  --teal: #2e8b76;       /* verde medio */
  --mint: #9fe3ce;       /* menta */
  --mint-soft: #e6f5f0;  /* menta muy claro */
  --paper: #f6fbf9;
  --white: #ffffff;
  --text: #17332d;
  --muted: #557069;
  --line: #d6e9e2;

  --radius: 22px;
  --radius-sm: 12px;
  --shadow: 0 20px 50px -24px rgba(7, 42, 36, .35);
  --wrap: 1180px;
  --font: "Outfit", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 .6em; font-weight: 600; letter-spacing: -.01em; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.75rem); font-weight: 300; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--mint); color: var(--ink); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--mint); outline-offset: 3px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .85em 1.6em; border-radius: 999px; border: 1.5px solid transparent;
  font: 500 1rem/1 var(--font); text-decoration: none; cursor: pointer;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn--mint { background: var(--mint); color: var(--ink); }
.btn--mint:hover { background: #b8eedc; }
.btn--ghost { border-color: rgba(159, 227, 206, .5); color: var(--mint); }
.btn--ghost:hover { border-color: var(--mint); background: rgba(159, 227, 206, .08); }
.btn--ink { background: var(--ink); color: var(--mint-soft); }
.btn--ink:hover { background: var(--forest); }
.btn--block { width: 100%; }

/* ---------- Eyebrow (estilo del claim del logo) ---------- */
.eyebrow {
  font-size: .78rem; font-weight: 500; letter-spacing: .32em; text-transform: uppercase;
  color: var(--mint); margin-bottom: 1.1em;
}
.eyebrow--teal { color: var(--teal); }

/* ---------- Marca ---------- */
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--mint-soft); }
.brand__mark { width: 54px; height: auto; }
.brand__word { font-size: 1.55rem; font-weight: 200; letter-spacing: -.01em; line-height: 1; }
.brand__word b { font-weight: 700; }

/* ---------- Cabecera ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  background: rgba(7, 42, 36, 0); transition: background .3s ease, box-shadow .3s ease, padding .3s ease;
  padding: 18px 0;
}
.header.is-scrolled { background: rgba(7, 42, 36, .96); backdrop-filter: blur(10px); box-shadow: 0 8px 30px -16px rgba(0,0,0,.5); padding: 10px 0; }
.header__inner { display: flex; align-items: center; gap: 28px; }
.nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.nav a:not(.btn) { color: var(--mint-soft); text-decoration: none; font-size: .97rem; opacity: .85; transition: opacity .2s, color .2s; }
.nav a:not(.btn):hover { opacity: 1; color: var(--mint); }
.nav__cta { padding: .7em 1.3em; }
.header__phone { display: inline-flex; align-items: center; gap: 8px; color: var(--mint); text-decoration: none; font-weight: 500; white-space: nowrap; }
.burger { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 10px; cursor: pointer; margin-left: auto; }
.burger span { display: block; height: 2px; background: var(--mint-soft); margin: 5px 0; border-radius: 2px; transition: transform .3s, opacity .3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(1200px 600px at 85% 10%, #0e3f35 0%, transparent 60%), var(--ink);
  color: var(--mint-soft);
  padding: 150px 0 100px;
}
.hero__ribbon {
  position: absolute; width: 900px; max-width: none; right: -260px; bottom: -180px;
  opacity: .06; pointer-events: none;
}
.hero__grid { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; }
.hero h1 { font-size: clamp(2.3rem, 5vw, 3.9rem); font-weight: 300; letter-spacing: -.02em; }
.hero h1 span { font-weight: 700; color: var(--mint); }
.hero__lead { font-size: 1.15rem; color: rgba(230, 245, 240, .78); max-width: 34em; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 44px; }
.hero__trust { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px 28px; font-size: .95rem; color: rgba(230,245,240,.7); }
.hero__trust li { position: relative; padding-left: 22px; }
.hero__trust li::before { content: ""; position: absolute; left: 0; top: .55em; width: 10px; height: 10px; border-radius: 50%; background: var(--mint); }
.hero__trust strong { color: var(--mint-soft); font-weight: 500; }

/* ---------- Huecos para fotos ---------- */
.ph {
  position: relative; margin: 0; overflow: hidden; border-radius: var(--radius);
  background:
    repeating-linear-gradient(135deg, rgba(46,139,118,.10) 0 14px, rgba(46,139,118,.04) 14px 28px),
    var(--mint-soft);
  border: 1.5px dashed rgba(46,139,118,.45);
  display: grid; place-items: center; text-align: center;
  color: var(--teal); font-weight: 500;
}
.ph small { font-weight: 400; opacity: .8; font-size: .8rem; }
.ph img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ph:has(img) { border: 0; }
.ph--hero { aspect-ratio: 6 / 7; border-radius: 200px 200px var(--radius) var(--radius); background-color: rgba(159,227,206,.12); border-color: rgba(159,227,206,.4); color: var(--mint); }
.ph--hero::after { content: ""; position: absolute; inset: auto -40px -40px auto; width: 160px; height: 160px; border-radius: 50%; background: var(--teal); opacity: .35; filter: blur(30px); }
.ph--tall { aspect-ratio: 5 / 6; }

/* ---------- Secciones ---------- */
.section { padding: 110px 0; }
.section--soft { background: var(--paper); }
.section--ink { background: var(--ink); color: var(--mint-soft); }
.section--ink h2 { color: var(--white); }
.section__head { max-width: 680px; margin-bottom: 56px; }
.section__head p:last-child { color: var(--muted); font-size: 1.08rem; }
.section--ink .section__head p:last-child { color: rgba(230,245,240,.7); }
.section__head--center { margin-inline: auto; text-align: center; }

/* Implantes */
.impl { display: grid; grid-template-columns: .85fr 1.15fr; gap: 64px; align-items: center; }
.impl__list { display: grid; gap: 8px; }
.impl__item { display: grid; grid-template-columns: 64px 1fr; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.impl__item:last-child { border-bottom: 0; }
.impl__item p { color: var(--muted); margin: 0; }
.impl__item h3 { margin-bottom: .3em; color: var(--ink); }
.impl__num { font-size: 2rem; font-weight: 200; color: var(--teal); line-height: 1; }

/* Pasos */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: paso; }
.steps li {
  counter-increment: paso; position: relative;
  background: rgba(159,227,206,.06); border: 1px solid rgba(159,227,206,.16);
  border-radius: var(--radius); padding: 34px 26px 28px;
}
.steps li::before {
  content: counter(paso, decimal-leading-zero);
  display: block; font-size: 2.6rem; font-weight: 200; color: var(--mint); margin-bottom: 14px; line-height: 1;
}
.steps h3 { color: var(--white); }
.steps p { color: rgba(230,245,240,.7); margin: 0; font-size: .98rem; }

/* Tarjetas tratamientos */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px 30px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.card__icon { width: 46px; height: 46px; fill: none; stroke: var(--teal); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 18px; }
.card h3 { color: var(--ink); }
.card p { color: var(--muted); margin: 0; }

/* La clínica */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about__text p { color: var(--muted); }
.checks { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 34px; font-weight: 500; color: var(--ink); }
.checks li::before {
  content: ""; position: absolute; left: 0; top: .2em; width: 22px; height: 22px; border-radius: 50%;
  background: var(--mint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%23072a24' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat;
}
.gallery { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; gap: 16px; }
.ph--g1 { grid-column: 1 / -1; aspect-ratio: 4 / 3; }
.ph--g2, .ph--g3 { aspect-ratio: 1; }

.team { margin-top: 100px; }
.team__title { font-size: 1.6rem; font-weight: 300; color: var(--ink); margin-bottom: 32px; }
.team__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.ph--member { aspect-ratio: 4 / 5; margin-bottom: 18px; }
.member h4 { font-size: 1.15rem; color: var(--ink); margin-bottom: .2em; }
.member p { color: var(--muted); font-size: .95rem; }

/* Banda CTA */
.band { background: var(--mint); color: var(--ink); padding: 56px 0; }
.band__inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.band__text { font-size: clamp(1.3rem, 2.4vw, 1.75rem); font-weight: 600; line-height: 1.3; margin: 0; }
.band__text span { font-weight: 300; }

/* FAQ */
.faq { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: start; }
.faq__list details { border-bottom: 1px solid var(--line); }
.faq__list summary {
  list-style: none; cursor: pointer; padding: 24px 44px 24px 0; position: relative;
  font-size: 1.12rem; font-weight: 500; color: var(--ink);
}
.faq__list summary::-webkit-details-marker { display: none; }
.faq__list summary::after {
  content: ""; position: absolute; right: 6px; top: 50%; width: 14px; height: 14px; margin-top: -9px;
  border-right: 2px solid var(--teal); border-bottom: 2px solid var(--teal); transform: rotate(45deg); transition: transform .25s;
}
.faq__list details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq__list details p { color: var(--muted); padding-bottom: 20px; margin: 0; }

/* Contacto */
.contact { display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: start; }
.nap { font-style: normal; display: grid; grid-template-columns: repeat(3, auto); gap: 28px; margin: 32px 0; }
.nap h3 { font-size: .75rem; letter-spacing: .25em; text-transform: uppercase; color: var(--mint); font-weight: 500; margin-bottom: .4em; }
.nap p { color: rgba(230,245,240,.85); font-size: .98rem; }
.nap a { text-decoration: none; }
.nap a:hover { color: var(--mint); }
.map {
  position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 16 / 9;
  background: rgba(159,227,206,.07) radial-gradient(circle at 50% 50%, rgba(46,139,118,.35), transparent 60%);
  border: 1px solid rgba(159,227,206,.18); display: grid; place-items: center;
}
.map iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.map__btn { display: inline-flex; align-items: center; gap: 8px; background: var(--mint); color: var(--ink); border: 0; border-radius: 999px; padding: .8em 1.4em; font: 500 1rem var(--font); cursor: pointer; }
.map__link { position: absolute; bottom: 14px; right: 18px; font-size: .88rem; color: var(--mint); text-decoration: none; }

.form { background: var(--white); color: var(--text); border-radius: var(--radius); padding: 40px 36px; box-shadow: 0 30px 60px -30px rgba(0,0,0,.6); }
.form h3 { font-size: 1.5rem; font-weight: 500; color: var(--ink); margin-bottom: .2em; }
.form__sub { color: var(--muted); margin-bottom: 24px; }
.form label { display: block; font-size: .9rem; font-weight: 500; color: var(--ink); margin-bottom: 16px; }
.form input:not([type=checkbox]), .form select, .form textarea {
  display: block; width: 100%; margin-top: 6px; padding: 12px 14px;
  border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: var(--paper);
  font: 400 1rem var(--font); color: var(--text); transition: border-color .2s, background .2s;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--teal); background: var(--white); }
.form .is-invalid { border-color: #c4553f !important; }
.form__check { display: flex !important; gap: 10px; align-items: flex-start; font-weight: 400 !important; color: var(--muted) !important; }
.form__check input { margin-top: 5px; accent-color: var(--teal); }
.form__msg { margin: 14px 0 0; font-size: .95rem; color: var(--teal); min-height: 1.4em; }

/* Pie */
.footer { background: #051e1a; color: rgba(230,245,240,.7); padding: 72px 0 0; font-size: .95rem; }
.footer__grid { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer h4 { color: var(--mint-soft); font-size: 1rem; font-weight: 500; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--mint); }
.footer__tag { font-size: .72rem; letter-spacing: .3em; text-transform: uppercase; color: var(--mint); margin-top: 14px; }
.footer__legal { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; border-top: 1px solid rgba(159,227,206,.12); padding-top: 22px; padding-bottom: 22px; font-size: .85rem; }
.footer__legal p { margin: 0; }
.footer__legal nav { display: flex; gap: 22px; }

/* Botón flotante */
.fab { display: none; position: fixed; right: 18px; bottom: 18px; z-index: 40; width: 58px; height: 58px; border-radius: 50%; background: var(--mint); color: var(--ink); place-items: center; box-shadow: 0 10px 30px -8px rgba(7,42,36,.6); }

/* Animación de entrada */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .card { transition: none; }
}

/* =============== Responsive =============== */
@media (max-width: 1080px) {
  .header__phone span { display: none; }
  .nav { gap: 18px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .nap { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  body { font-size: 16px; }
  .burger { display: block; }
  .header__phone { display: none; }
  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(320px, 85vw); margin: 0;
    flex-direction: column; align-items: flex-start; gap: 6px;
    background: var(--ink); padding: 96px 32px 32px; transform: translateX(100%);
    transition: transform .35s ease; box-shadow: -20px 0 50px rgba(0,0,0,.35);
  }
  .nav a:not(.btn) { font-size: 1.2rem; padding: 10px 0; opacity: 1; }
  .nav__cta { margin-top: 16px; }
  .nav.is-open { transform: none; }
  .burger { position: relative; z-index: 60; }
  .burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero { padding: 120px 0 72px; }
  .hero__grid, .impl, .about, .faq, .contact { grid-template-columns: 1fr; gap: 44px; }
  .ph--hero { max-width: 460px; width: 100%; margin-inline: auto; }
  .ph--tall { aspect-ratio: 4 / 3; }
  .section { padding: 80px 0; }
  .cards { grid-template-columns: 1fr 1fr; }
  .team__grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .fab { display: grid; }
}

@media (max-width: 600px) {
  .wrap { padding: 0 16px; }
  .brand__word { font-size: 1.3rem; }
  .brand__mark { width: 46px; }
  .steps, .cards, .team__grid, .nap, .footer__grid { grid-template-columns: 1fr; }
  .team__grid { gap: 32px; }
  .form { padding: 30px 22px; }
  .hero__ctas .btn { flex: 1 1 100%; }
  .band__inner { flex-direction: column; align-items: flex-start; }
}