/* ===================================================
   Ruta Suroeste — Manual de marca
   Paleta: Amanecer en los Andes (Opción 2)
   Turquesa #008D97 · Café #2C2623 · Niebla #EAE7E1
   Cobre #B87333 · Rubor #FAD8C7 · Sombra #A9A299 · Arcilla #A85C3B
   =================================================== */

:root {
  --turquesa: #008d97;
  --cafe: #2c2623;
  --niebla: #eae7e1;
  --cobre: #b87333;
  --rubor: #fad8c7;
  --sombra: #a9a299;
  --arcilla: #a85c3b;
  --lienzo: #fcfbf8;

  --text: var(--cafe);
  --text-muted: #5a524d;
  --text-on-dark: var(--niebla);
  --border: rgba(44, 38, 35, 0.1);
  --border-strong: rgba(44, 38, 35, 0.16);

  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-brand: "Pacifico", cursive;

  --wrap: min(680px, 92vw);
  --wrap-wide: min(960px, 92vw);
  --radius: 10px;
  --radius-lg: 16px;

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --nav-height: calc(3.75rem + var(--safe-top));
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--lienzo);
  -webkit-font-smoothing: antialiased;
  padding-top: var(--nav-height);
  padding-bottom: var(--safe-bottom);
}

[id] {
  scroll-margin-top: var(--nav-height);
}

body.menu-open { overflow: hidden; }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 999;
  padding: 0.75rem 1rem;
  background: var(--turquesa);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
}
.skip-link:focus { top: 1rem; }

.wrap { width: var(--wrap-wide); margin-inline: auto; }

/* ── Nav (siempre visible) ── */
.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
}

.nav__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--nav-height);
  padding: var(--safe-top) clamp(1rem, 4vw, 1.5rem) 0.75rem;
  background: rgba(252, 251, 248, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  position: relative;
  z-index: 2;
}

.nav.is-scrolled .nav__bar { border-bottom-color: var(--border); }

.nav__brand img { height: 44px; width: auto; }

.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: 12px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  position: relative;
  z-index: 3;
}

.nav__toggle span {
  display: block;
  height: 2px;
  background: var(--cafe);
  transition: transform 0.25s ease, opacity 0.25s;
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__backdrop {
  position: fixed;
  inset: 0;
  top: var(--nav-height);
  z-index: 199;
  background: rgba(44, 38, 35, 0.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.nav__backdrop.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.nav__links {
  display: none;
  list-style: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  top: var(--nav-height);
  z-index: 1;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem clamp(1rem, 4vw, 1.5rem) calc(1.25rem + var(--safe-bottom));
  background: var(--lienzo);
  border-top: 1px solid var(--border);
  box-shadow: 0 16px 48px rgba(44, 38, 35, 0.14);
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

.nav__links.is-open { display: flex; }

.nav__links li { width: 100%; }

.nav__links a {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0.9375rem 1rem;
  font-size: 1.0625rem;
  font-weight: 500;
  border-radius: var(--radius);
  min-height: 52px;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav__links a:active { background: rgba(0, 141, 151, 0.08); }

.nav__links a.is-active {
  color: var(--turquesa);
  font-weight: 600;
  background: rgba(0, 141, 151, 0.06);
}

.nav__cta {
  margin-top: 0.5rem !important;
  justify-content: center;
  background: var(--turquesa) !important;
  color: #fff !important;
  font-weight: 600 !important;
}

.nav__cta:active { background: #007a83 !important; }

.nav__cta.is-active { color: #fff !important; }

@media (min-width: 768px) {
  :root { --nav-height: calc(4.25rem + var(--safe-top)); }

  .nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--nav-height);
    padding: var(--safe-top) clamp(1rem, 4vw, 1.5rem) 0.75rem;
    background: rgba(252, 251, 248, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
  }

  .nav.is-scrolled { border-bottom-color: var(--border); }

  .nav__bar {
    display: contents;
    min-height: auto;
    padding: 0;
    background: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
  }

  .nav__backdrop { display: none; }

  .nav__brand img { height: 52px; }
  .nav__toggle { display: none; }
  .nav__links {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 0.25rem;
    padding: 0;
    border: none;
    background: none;
    box-shadow: none;
    overflow: visible;
    z-index: auto;
  }
  .nav__links li { width: auto; }
  .nav__links a {
    display: block;
    width: auto;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 400;
    min-height: auto;
    border-radius: var(--radius);
    background: none;
  }
  .nav__links a.is-active { background: rgba(0, 141, 151, 0.08); }
  .nav__links a:hover { background: rgba(0, 141, 151, 0.08); }
  .nav__links a:active { background: rgba(0, 141, 151, 0.12); }
  .nav__cta {
    margin: 0 0 0 0.5rem !important;
    padding: 0.5rem 1rem !important;
    background: var(--turquesa) !important;
  }
  .nav__cta.is-active { background: var(--turquesa) !important; }
}

.hero-header {
  background: var(--lienzo);
  border-bottom: 1px solid var(--border);
}

/* ── Hero ── */
.hero {
  display: grid;
  gap: 2rem;
  padding: clamp(2rem, 6vw, 3.5rem) clamp(1rem, 4vw, 1.5rem) clamp(2.5rem, 6vw, 4rem);
  max-width: 960px;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .hero { grid-template-columns: 1.2fr 0.8fr; align-items: center; gap: 3rem; }
}

.label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--turquesa);
  margin-bottom: 0.75rem;
}

.label--light { color: var(--rubor); }

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 3.25rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  color: var(--cafe);
}

.lead {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 38ch;
  margin-bottom: 1.25rem;
}

.hero__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }

.chip {
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.35rem 0.85rem;
  border: 1px solid rgba(0, 141, 151, 0.25);
  border-radius: 999px;
  color: var(--turquesa);
  background: rgba(0, 141, 151, 0.06);
}

.hero__panel {
  background: var(--cafe);
  color: var(--niebla);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.hero__panel-inner hr {
  border: none;
  border-top: 1px solid rgba(234, 231, 225, 0.15);
  margin: 1.25rem 0;
}

.hero__panel-eyebrow {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rubor);
  margin-bottom: 0.5rem;
}

.hero__panel-highlight {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 1.875rem);
  font-weight: 600;
  line-height: 1.25;
  color: var(--niebla);
}

.hero__panel-list { list-style: none; font-size: 0.9375rem; }
.hero__panel-list li { padding: 0.35rem 0; color: rgba(234, 231, 225, 0.85); }
.hero__panel-list strong { color: var(--niebla); font-weight: 600; margin-right: 0.35rem; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  min-height: 48px;
  transition: background 0.2s, transform 0.15s;
}

.btn--primary { background: var(--cafe); color: var(--niebla); }
.btn--primary:hover { background: #3d3532; }
.btn--primary:active { transform: scale(0.98); }

.btn--whatsapp { background: #25d366; color: #fff; }
.btn--whatsapp:hover { background: #20bd5a; }

/* ── Sections ── */
.section { padding: clamp(3rem, 8vw, 5rem) clamp(1rem, 4vw, 1.5rem); }
.section--niebla { background: var(--niebla); }
.section--cafe { background: var(--cafe); color: var(--niebla); }

.section-head { max-width: 560px; margin-bottom: 2rem; }

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4vw, 2.5rem);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.section-desc { color: var(--text-muted); font-size: 1rem; max-width: 48ch; }
.section-desc--light { color: rgba(234, 231, 225, 0.75); }

.prose { max-width: var(--wrap); margin-inline: auto; }
.prose p { color: var(--text-muted); margin-bottom: 1rem; font-size: 1.0625rem; }
.prose__closing {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.125rem !important;
  color: var(--arcilla) !important;
  margin-top: 1.5rem;
}

/* ── Accordion (ficha + taza) ── */
.ficha-layout,
.taza-layout {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .ficha-layout { grid-template-columns: 1.1fr 0.9fr; align-items: start; }
  .taza-layout { grid-template-columns: 1fr 240px; align-items: start; }
}

.accordion { display: flex; flex-direction: column; gap: 0.5rem; }

.accordion__item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
}

.section--niebla .accordion__item { background: var(--lienzo); }

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.125rem;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
  min-height: 56px;
  transition: background 0.15s;
}

.accordion__trigger:hover { background: rgba(0, 141, 151, 0.04); }
.accordion__trigger[aria-expanded="true"] { background: rgba(0, 141, 151, 0.06); }

.accordion__trigger-text { flex: 1; min-width: 0; }

.accordion__title {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--turquesa);
  margin-bottom: 0.15rem;
}

.accordion__value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--cafe);
  line-height: 1.3;
}

.accordion__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--turquesa);
  transition: transform 0.25s ease, background 0.15s;
}

.accordion__trigger[aria-expanded="true"] .accordion__icon {
  transform: rotate(45deg);
  background: var(--turquesa);
  color: #fff;
  border-color: var(--turquesa);
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.25s ease;
}

.accordion__panel.is-open { grid-template-rows: 1fr; }

.accordion__panel-inner {
  overflow: hidden;
}

.accordion__explain {
  padding: 0 1.125rem 1.125rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
  border-top: 1px solid var(--border);
  padding-top: 0.875rem;
  margin: 0 1.125rem 1.125rem;
}

.ficha-aside {
  padding: 1.5rem;
  background: var(--cafe);
  color: var(--niebla);
  border-radius: var(--radius-lg);
}

.ficha-aside h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  margin-bottom: 0.75rem;
  color: var(--rubor);
}

.ficha-aside p { font-size: 0.9375rem; color: rgba(234, 231, 225, 0.85); margin-bottom: 0.75rem; }
.ficha-aside__note { font-size: 0.875rem !important; color: var(--sombra) !important; margin-bottom: 0 !important; }

.notas-panel {
  padding: 1.25rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: sticky;
  top: calc(5rem + var(--safe-top));
}

.notas-panel__title {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--arcilla);
  margin-bottom: 0.75rem;
}

.notas-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }

.notas-list li {
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  background: var(--rubor);
  border-radius: var(--radius);
  color: var(--cafe);
}

@media (max-width: 767px) {
  .notas-panel { position: static; }
  .notas-list { flex-direction: row; flex-wrap: wrap; }
}

/* ── Métodos ── */
.metodos__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.metodos__detail { min-height: 200px; }

.metodo-tab {
  padding: 0.75rem 1.125rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(234, 231, 225, 0.15);
  border-radius: var(--radius);
  color: var(--niebla);
  cursor: pointer;
  min-height: 48px;
  transition: background 0.15s, border-color 0.15s;
}

.metodo-tab:hover { background: rgba(255, 255, 255, 0.12); }

.metodo-tab[aria-selected="true"] {
  background: var(--turquesa);
  border-color: var(--turquesa);
  color: #fff;
  font-weight: 600;
}

.metodo-detail {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(234, 231, 225, 0.12);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  animation: fade-in 0.2s ease;
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.metodo-detail h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--rubor);
}

.metodo-specs {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

@media (min-width: 480px) {
  .metodo-specs { grid-template-columns: 1fr 1fr; }
}

.metodo-spec {
  padding: 0.875rem 1rem;
  background: rgba(0, 0, 0, 0.15);
  border-radius: var(--radius);
  border-left: 3px solid var(--turquesa);
}

.metodo-spec dt {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sombra);
  margin-bottom: 0.2rem;
}

.metodo-spec dd {
  font-size: 0.9375rem;
  color: var(--niebla);
  line-height: 1.45;
}

.metodo-pasos {
  font-size: 0.9375rem;
  color: rgba(234, 231, 225, 0.8);
  line-height: 1.65;
  padding-top: 1rem;
  border-top: 1px solid rgba(234, 231, 225, 0.1);
}

.metodo-pasos strong {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sombra);
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.prep-reminder {
  margin-top: 1.5rem;
  font-size: 0.9375rem;
  color: rgba(234, 231, 225, 0.7);
  text-align: center;
  max-width: 48ch;
  margin-inline: auto;
}

.prep-reminder strong { color: var(--rubor); }

/* ── Guía ── */
.guia-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .guia-grid { grid-template-columns: 1fr 1fr; }
}

.guia-card {
  padding: 1.5rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.guia-card h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  margin-bottom: 1rem;
  color: var(--cafe);
}

.guia-card__intro {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.guia-dl { display: flex; flex-direction: column; gap: 1rem; }

.guia-dl div { padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.guia-dl div:last-child { border-bottom: none; padding-bottom: 0; }

.guia-dl dt {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--cafe);
  margin-bottom: 0.25rem;
}

.guia-dl dd {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.guia-dl--compact div { padding-bottom: 0.75rem; }

.badge {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  background: rgba(0, 141, 151, 0.12);
  color: var(--turquesa);
  border-radius: 999px;
  margin-left: 0.35rem;
  vertical-align: middle;
}

/* ── Contacto ── */
.contacto {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 2rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: var(--wrap-wide);
  margin-inline: auto;
}

@media (min-width: 640px) {
  .contacto {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .contacto .btn { flex-shrink: 0; }
}

/* ── Footer ── */
.footer {
  background: var(--cafe);
  color: var(--niebla);
  padding: 2.5rem clamp(1rem, 4vw, 1.5rem) calc(2rem + var(--safe-bottom));
  text-align: center;
}

.footer__inner img { margin-inline: auto; opacity: 0.95; }
.footer__brand { font-family: var(--font-brand); font-size: 1.125rem; color: var(--rubor); margin-top: 0.75rem; }
.footer__tagline { font-size: 0.875rem; color: var(--sombra); margin-bottom: 1rem; }
.footer__copy { font-size: 0.8125rem; color: rgba(234, 231, 225, 0.45); }

/* ── FAB WhatsApp ── */
.fab-wa {
  position: fixed;
  bottom: calc(1.25rem + var(--safe-bottom));
  right: 1.25rem;
  z-index: 90;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
}

.fab-wa:active { transform: scale(0.95); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .accordion__panel { transition: none; }
  .metodo-detail { animation: none; }
}