/* ===== Tu Naturista — estilos ===== */
:root {
  --verde-900: #1f3d2b;
  --verde-700: #2f5e3f;
  --verde-500: #4a8a5c;
  --verde-100: #e6f0e8;
  --crema: #faf7f0;
  --crema-2: #f2ecdf;
  --tierra: #b7803f;
  --tinta: #1d2521;
  --gris: #5b665f;
  --borde: #dfe5e0;
  --blanco: #ffffff;
  --radio: 14px;
  --sombra: 0 10px 30px rgba(31, 61, 43, .10);
  --font-serif: "Fraunces", "Georgia", "Times New Roman", serif;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --verde-300: #9ad1a9;
  --sombra-btn: 0 8px 20px rgba(47, 94, 63, .28);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; font-family: var(--font-sans); color: var(--tinta); background: var(--crema); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--verde-700); }
h1, h2, h3 { font-family: var(--font-serif); font-weight: 600; line-height: 1.12; margin: 0 0 .6em; color: var(--verde-900); letter-spacing: -.01em; }
h1 { font-size: clamp(2.3rem, 5.2vw, 3.9rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
.wrap { width: min(1140px, 92%); margin-inline: auto; }
.narrow { width: min(760px, 92%); }
.center { text-align: center; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 700; color: var(--tierra); margin-bottom: .6em; }
.lead { font-size: 1.15rem; color: var(--gris); }
.sub { color: var(--gris); max-width: 640px; margin-inline: auto; }
.note { color: var(--gris); font-size: .92rem; }

/* Botones */
.btn, .nav a.btn, .footer a.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; background: linear-gradient(180deg, #3a7150, var(--verde-700)); color: #fff; padding: .9rem 1.6rem; border-radius: 999px; font-weight: 600; text-decoration: none; border: 0; cursor: pointer; transition: transform .18s, box-shadow .18s, filter .18s; font-size: 1rem; line-height: 1.2; white-space: nowrap; box-shadow: var(--sombra-btn); }
.btn:hover, .nav a.btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 26px rgba(47, 94, 63, .36); filter: brightness(1.06); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid var(--verde-300); outline-offset: 2px; }
.btn-lg { padding: 1.1rem 2.1rem; font-size: 1.08rem; }
.btn-sm, .nav a.btn-sm { padding: .6rem 1.2rem; font-size: .92rem; box-shadow: 0 4px 12px rgba(47, 94, 63, .22); }
.btn-outline { background: transparent; color: var(--verde-700); box-shadow: inset 0 0 0 2px var(--verde-700); }
.btn-outline:hover { background: var(--verde-700); color: #fff; box-shadow: var(--sombra-btn); }
.btn-tierra { background: linear-gradient(180deg, #c9914c, var(--tierra)); box-shadow: 0 8px 20px rgba(183, 128, 63, .32); }
.link-arrow { font-weight: 600; text-decoration: none; }
.link-arrow::after { content: " →"; }

/* Topbar */
.topbar { position: sticky; top: 0; z-index: 50; background: rgba(250,247,240,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--borde); }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 68px; }
.logo { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--font-serif); font-size: 1.35rem; font-weight: 700; color: var(--verde-900); text-decoration: none; }
.logo-leaf { width: 22px; height: 22px; border-radius: 0 60% 0 60%; background: linear-gradient(135deg, var(--verde-500), var(--verde-900)); display: inline-block; }
.nav { display: flex; gap: 1.4rem; align-items: center; }
.nav a:not(.btn) { text-decoration: none; color: var(--tinta); font-weight: 500; position: relative; }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--verde-500); transform: scaleX(0); transition: transform .2s; }
.nav a:not(.btn):hover::after { transform: scaleX(1); }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; background: var(--verde-900); margin: 6px 0; transition: .2s; }

/* Hero */
.hero { padding: 4.5rem 0 3.5rem; background: radial-gradient(900px 600px at 88% 10%, #dcebdf, transparent 65%), radial-gradient(700px 400px at 0% 100%, #f4ead8, transparent 60%); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 3rem; align-items: center; }
.hero h1 em { font-style: italic; font-weight: 500; color: var(--verde-500); }
.hero-cta { display: flex; gap: 1.4rem; align-items: center; flex-wrap: wrap; margin: 1.8rem 0 1.6rem; }
.hero-cta .btn-lg { white-space: normal; text-align: center; }
.hero-badges { list-style: none; padding: 0; margin: 0; display: flex; gap: .6rem; flex-wrap: wrap; }
.hero-badges li { background: var(--blanco); border: 1px solid var(--borde); border-radius: 999px; padding: .35rem .9rem; font-size: .88rem; color: var(--gris); }
/* Visual del hero sin fotografía: iris estilizado en CSS puro */
.hero-visual { display: flex; flex-direction: column; align-items: center; gap: 1.5rem; }
.iris { position: relative; width: min(340px, 72vw); aspect-ratio: 1; border-radius: 50%;
  background:
    radial-gradient(circle at 38% 32%, rgba(255,255,255,.55) 0 6%, transparent 14%),
    repeating-conic-gradient(from 0deg, rgba(255,255,255,.22) 0 1.5deg, transparent 1.5deg 6deg),
    repeating-conic-gradient(from 3deg, rgba(31,61,43,.22) 0 1deg, transparent 1deg 9deg),
    radial-gradient(circle, #0f1f16 0 17%, #1f3d2b 18% 24%, #2f5e3f 25% 36%, #4a8a5c 37% 48%, #6fb784 49% 56%, #c9a86c 57% 60%, #b7803f 61% 63%, #e6f0e8 64% 100%);
  box-shadow: 0 30px 60px rgba(31,61,43,.22), inset 0 0 0 12px #fff, inset 0 0 40px rgba(31,61,43,.25); }
.iris::before { content: ""; position: absolute; inset: -14%; border-radius: 50%; background: radial-gradient(circle, rgba(154,209,169,.45), transparent 65%); z-index: -1; }
.iris::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: radial-gradient(circle, transparent 60%, rgba(31,61,43,.18) 64%, transparent 66%); }
.iris-ring { position: absolute; inset: 10%; border-radius: 50%; border: 2px dashed rgba(255,255,255,.45); animation: girar 60s linear infinite; }
.iris-ring.r2 { inset: 26%; border-style: dotted; border-color: rgba(255,255,255,.6); animation-direction: reverse; animation-duration: 45s; }
.iris-pupil { position: absolute; inset: 40%; border-radius: 50%; background: radial-gradient(circle at 38% 35%, #4b6b57 0 8%, #0b1510 55%); box-shadow: 0 0 0 3px rgba(0,0,0,.25); }
.hero-quote { font-family: var(--font-serif); font-style: italic; color: var(--verde-900); text-align: center; max-width: 380px; background: rgba(255,255,255,.85); backdrop-filter: blur(4px); padding: 1rem 1.3rem; border-radius: 14px; border: 1px solid var(--borde); margin: 0; font-size: 1.05rem; }
@keyframes girar { to { transform: rotate(360deg); } }

/* Strip pasos */
.strip { background: var(--verde-900); color: var(--blanco); padding: 1.4rem 0; }
.strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.strip-grid div { display: flex; gap: .8rem; align-items: center; font-size: .95rem; }
.strip-grid strong { width: 36px; height: 36px; flex: none; border-radius: 50%; background: var(--verde-500); display: grid; place-items: center; font-family: var(--font-serif); }

/* Secciones */
.section { padding: 4.5rem 0; }
.section.alt { background: var(--crema-2); }
.two-col { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: start; }
blockquote { margin: 1.5rem 0 0; padding: 1.2rem 1.4rem; border-left: 4px solid var(--tierra); background: var(--blanco); border-radius: 0 var(--radio) var(--radio) 0; font-family: var(--font-serif); font-style: italic; font-size: 1.1rem; }
blockquote cite { display: block; margin-top: .5rem; font-style: normal; font-family: var(--font-sans); font-size: .9rem; color: var(--gris); }
.card-stack { display: grid; gap: 1rem; }
.mini-card { background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); padding: 1.2rem 1.4rem; }
.mini-card h3 { margin-bottom: .3em; font-size: 1.05rem; }
.mini-card p { margin: 0; color: var(--gris); font-size: .95rem; }

.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; margin-top: 2.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; margin-top: 2.5rem; }
.card { background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); padding: 1.8rem 1.5rem; transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-3px); box-shadow: var(--sombra); }
.card p { color: var(--gris); margin: 0; font-size: .96rem; }
.icon { display: block; width: 48px; height: 48px; border-radius: 12px; background: var(--verde-100); margin-bottom: 1rem; position: relative; }
.icon::before { content: ""; position: absolute; inset: 12px; border-radius: 50%; background: var(--verde-500); }
.icon-eye::before { border-radius: 50% / 60%; }
.icon-leaf::before { border-radius: 0 70% 0 70%; }
.icon-herb::before { border-radius: 70% 0 70% 0; }
.icon-drop::before { border-radius: 0 50% 50% 50%; transform: rotate(45deg); }
.card-list { background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); padding: 1.6rem 1.5rem; }
.card-list ul { margin: 0; padding-left: 1.1rem; color: var(--gris); }
.card-list li { margin: .3rem 0; }
.card-list.accent { background: var(--verde-900); color: var(--blanco); display: flex; flex-direction: column; }
.card-list.accent h3 { color: var(--blanco); }
.card-list.accent p { color: rgba(255,255,255,.85); flex: 1; }
.card-list.accent .btn { background: linear-gradient(180deg, #c9914c, var(--tierra)); box-shadow: 0 8px 20px rgba(183,128,63,.32); align-self: flex-start; }

/* Precios */
.pricing { align-items: stretch; }
.price-card { position: relative; background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); padding: 2rem 1.6rem; display: flex; flex-direction: column; }
.price-card.featured { border: 2px solid var(--verde-500); box-shadow: 0 24px 50px rgba(31,61,43,.16); transform: scale(1.03); background: linear-gradient(180deg, #fff, #f3f8f4); }
.ribbon { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--tierra); color: var(--blanco); padding: .3rem .9rem; border-radius: 999px; font-size: .8rem; font-weight: 700; }
.price { font-family: var(--font-serif); font-size: 2.4rem; color: var(--verde-900); margin: 0; font-weight: 700; }
.duration { color: var(--gris); margin-bottom: 1.2rem; }
.price-card ul { padding-left: 1.1rem; margin: 0 0 1.5rem; color: var(--gris); flex: 1; }
.price-card li { margin: .4rem 0; }
.price-card .btn { width: 100%; }

/* Sedes */
.sede h3 { margin-bottom: .3em; }

/* Tabla */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: var(--blanco); border-radius: var(--radio); overflow: hidden; font-size: .95rem; }
th, td { text-align: left; padding: .8rem .9rem; border-bottom: 1px solid var(--borde); vertical-align: top; }
th { background: var(--verde-100); color: var(--verde-900); }
.tags { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.tags li { background: var(--blanco); border: 1px solid var(--borde); border-radius: 999px; padding: .35rem .85rem; font-size: .88rem; }

/* FAQ */
details { background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); padding: 1rem 1.3rem; margin-top: .8rem; }
details:first-of-type { margin-top: 2rem; }
summary { cursor: pointer; font-weight: 600; color: var(--verde-900); list-style: none; display: flex; justify-content: space-between; align-items: center; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 1.3rem; color: var(--verde-500); }
details[open] summary::after { content: "–"; }
details p { margin: .8rem 0 0; color: var(--gris); }

/* CTA final / formulario */
.cta-final { background: linear-gradient(180deg, var(--crema) 0%, var(--verde-100) 100%); }
.form-reserva { background: var(--blanco); border: 1px solid var(--borde); border-radius: 20px; padding: 2rem; margin-top: 1.5rem; text-align: left; box-shadow: var(--sombra); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-reserva label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 1rem; color: var(--verde-900); }
.form-reserva input, .form-reserva select, .form-reserva textarea { display: block; width: 100%; margin-top: .35rem; padding: .75rem .9rem; border: 1px solid var(--borde); border-radius: 10px; font: inherit; background: var(--crema); color: var(--tinta); }
.form-reserva input:focus, .form-reserva select:focus, .form-reserva textarea:focus { outline: 2px solid var(--verde-500); border-color: var(--verde-500); background: var(--blanco); }
.form-reserva input.invalid { border-color: #c0392b; }
.form-reserva .btn { width: 100%; font-size: 1.1rem; }
.form-reserva .btn[disabled] { opacity: .6; cursor: wait; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-msg { margin: 1rem 0 0; min-height: 1.4em; font-weight: 600; text-align: center; }
.form-msg.ok { color: var(--verde-700); }
.form-msg.error { color: #c0392b; }

/* Footer */
.footer { background: var(--verde-900); color: rgba(255,255,255,.85); padding: 3rem 0 2rem; font-size: .93rem; }
.footer a { color: var(--blanco); }
.footer .logo { color: var(--blanco); margin-bottom: .5rem; }
.footer .logo-leaf { background: linear-gradient(135deg, #9ad1a9, var(--verde-500)); }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 2rem; }
.legal { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.15); font-size: .85rem; color: rgba(255,255,255,.7); }
.copy { font-size: .85rem; color: rgba(255,255,255,.6); margin: 0; }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .two-col { grid-template-columns: 1fr; }
  .hero-visual { order: 1; }
  .iris { width: min(240px, 60vw); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; }
  .strip-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .nav-toggle { display: block; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--crema); flex-direction: column; padding: 1rem 4%; border-bottom: 1px solid var(--borde); gap: 1rem; }
  .nav.open { display: flex; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .grid-4 { grid-template-columns: 1fr; }
  .strip-grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .section { padding: 3rem 0; }
  .hero { padding: 2.5rem 0 2rem; }
  .hero-cta { gap: 1rem; }
  .hero-cta .btn-lg { width: 100%; }
  .price-card.featured { transform: none; }
  .form-reserva { padding: 1.4rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .btn { transition: none; }
  .iris-ring { animation: none; }
}