/* =============================================================
   HOSTAL ESTHERCITA — tokens + sistema visual
   Dirección: cálida, humana, costera-desértica (Arica).
   ============================================================= */

:root {
  /* Color */
  --sand: #F6EFE2;
  --sand-deep: #EBDCC2;
  --paper: #FCF9F3;
  --ink: #1C2B2E;
  --ink-soft: #55665f;
  --ink-faint: #8a978f;
  --ocean: #0E7490;
  --ocean-deep: #0B4F63;
  --ocean-soft: #DCEFF2;
  --dune: #D97B3F;
  --dune-deep: #B55D28;
  --dune-soft: #F6E2CC;
  --night: #0E2432;
  --night-soft: #15384a;
  --white: #ffffff;
  --whatsapp: #22a559;
  --whatsapp-deep: #1c8c4b;

  /* Type */
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Plus Jakarta Sans", "Segoe UI", system-ui, sans-serif;

  /* Motion */
  --fast: 220ms;
  --medium: 480ms;
  --slow: 850ms;
  --ease: cubic-bezier(.22,.9,.32,1);

  --radius: 18px;
  --radius-sm: 12px;
  --shadow-soft: 0 18px 40px -22px rgba(14,36,50,.35);
  --shadow-card: 0 14px 30px -18px rgba(28,43,46,.28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 40px);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ocean);
  color: var(--white);
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 200;
}
.skip-link:focus { left: 0; }

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
  font-weight: 600;
}

.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 12.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ocean-deep);
  margin: 0 0 10px;
}

.lead {
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 54ch;
}

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--slow) var(--ease), transform var(--slow) var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal[data-delay="1"] { transition-delay: 90ms; }
.reveal[data-delay="2"] { transition-delay: 180ms; }
.reveal[data-delay="3"] { transition-delay: 270ms; }
.reveal[data-delay="4"] { transition-delay: 360ms; }
.reveal[data-delay="5"] { transition-delay: 450ms; }
.reveal[data-delay="6"] { transition-delay: 540ms; }
.reveal[data-delay="7"] { transition-delay: 630ms; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--fast) var(--ease), box-shadow var(--fast) var(--ease), background var(--fast) var(--ease), border-color var(--fast) var(--ease);
  white-space: nowrap;
}
.btn-sm { padding: 9px 16px; font-size: .85rem; }
.btn-whatsapp {
  background: var(--whatsapp);
  color: var(--white);
  box-shadow: var(--shadow-soft);
}
.btn-whatsapp:hover { background: var(--whatsapp-deep); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  border-color: var(--ink);
  color: var(--ink);
}
.btn-outline:hover { background: var(--ink); color: var(--white); transform: translateY(-2px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background var(--medium) var(--ease), box-shadow var(--medium) var(--ease), padding var(--medium) var(--ease);
  padding: 18px 0;
}
.site-header.is-scrolled {
  background: rgba(252, 249, 243, .92);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px -16px rgba(14,36,50,.3);
  padding: 10px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--ink);
}
.site-header:not(.is-scrolled) .brand-name,
.site-header:not(.is-scrolled) .brand-tag { color: var(--white); }
.brand-tag { font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); }

.main-nav { display: flex; gap: 28px; }
.main-nav a {
  font-weight: 600;
  font-size: .93rem;
  color: var(--ink);
  position: relative;
  padding: 4px 0;
}
.site-header:not(.is-scrolled) .main-nav a { color: var(--white); }
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: -3px;
  height: 2px;
  background: currentColor;
  transition: right var(--fast) var(--ease);
}
.main-nav a:hover::after { right: 0; }

.header-cta { display: flex; align-items: center; gap: 14px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px; height: 38px;
  background: var(--white);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: var(--shadow-card);
}
.nav-toggle span {
  width: 18px; height: 2px;
  background: var(--ink);
  margin: 0 auto;
  transition: transform var(--fast) var(--ease), opacity var(--fast) var(--ease);
}
.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); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 90px;
}
.hero-scene { position: absolute; inset: 0; z-index: 0; }
.hero-sky {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, #F7C98C 0%, #F0A868 28%, #DD7B52 52%, var(--ocean-deep) 78%, var(--night) 100%);
}
.hero-sun {
  position: absolute;
  top: 14%;
  left: 50%;
  width: clamp(140px, 22vw, 260px);
  height: clamp(140px, 22vw, 260px);
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, #FFE4B0 0%, #FBB65C 45%, rgba(251,182,92,0) 72%);
  animation: sun-pulse 7s ease-in-out infinite;
}
@keyframes sun-pulse {
  0%, 100% { opacity: .9; transform: translateX(-50%) scale(1); }
  50% { opacity: 1; transform: translateX(-50%) scale(1.04); }
}
.hero-dunes { position: absolute; left: 0; width: 100%; }
.dunes-far { bottom: 14%; height: 34%; fill: #E08A4E; opacity: .55; }
.dunes-mid { bottom: 8%; height: 34%; fill: #C8622F; opacity: .75; }
.hero-waves { position: absolute; bottom: 0; left: 0; width: 100%; height: 22%; fill: var(--night); }

.hero-inner {
  position: relative;
  z-index: 2;
  color: var(--white);
  padding-bottom: 14vh;
}
.hero-title {
  display: flex;
  flex-direction: column;
  font-size: clamp(3rem, 9vw, 6.4rem);
  line-height: .96;
  font-weight: 600;
  margin: 0 0 18px;
}
.hero-title .line { display: block; }
.hero-title .line:last-child {
  font-style: italic;
  color: var(--dune-soft);
}
.hero-sub {
  max-width: 44ch;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: rgba(255,255,255,.92);
  margin: 0 0 32px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 38px; }
.hero .btn-outline { border-color: rgba(255,255,255,.65); color: var(--white); }
.hero .btn-outline:hover { background: var(--white); color: var(--ink); }

.hero-trust {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 0;
  padding: 0;
}
.hero-trust li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  font-weight: 600;
  color: rgba(255,255,255,.9);
}
.hero-trust svg { flex-shrink: 0; color: var(--dune-soft); }

/* ---------- Sections (generic) ---------- */
.section { padding: clamp(64px, 10vw, 120px) 0; }
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head .lead { margin: 10px auto 0; }

h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }

.chip-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
}
.chip-list li {
  background: var(--ocean-soft);
  color: var(--ocean-deep);
  font-weight: 700;
  font-size: .82rem;
  padding: 8px 16px;
  border-radius: 999px;
}

/* ---------- Welcome ---------- */
.welcome { background: var(--sand); }
.welcome-grid {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
}
.welcome-visual { position: relative; }
.welcome-card {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.welcome-badge {
  position: absolute;
  bottom: -18px;
  right: -18px;
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  max-width: 180px;
}
.welcome-badge strong { font-family: var(--font-display); font-size: 1.3rem; color: var(--ocean-deep); }
.welcome-badge span { font-size: .78rem; color: var(--ink-soft); }

.welcome-copy h2 { margin-bottom: 18px; }
.welcome-copy p { margin: 0 0 14px; color: var(--ink-soft); }
.welcome-copy p.lead { color: var(--ink); font-size: 1.1rem; }

/* ---------- Rooms ---------- */
.room-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 22px;
}
.room-card {
  background: var(--white);
  border: 1px solid var(--sand-deep);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform var(--medium) var(--ease), box-shadow var(--medium) var(--ease);
}
.room-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); }
.room-icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: var(--sand);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.room-card h3 { font-size: 1.25rem; margin-bottom: 8px; }
.room-card p { color: var(--ink-soft); font-size: .92rem; margin: 0 0 18px; }
.amenity-list {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.amenity-list li {
  font-size: .82rem;
  font-weight: 600;
  color: var(--ocean-deep);
  padding-left: 20px;
  position: relative;
}
.amenity-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 7px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--dune);
}
.rooms-note {
  text-align: center;
  margin: 44px 0 0;
  color: var(--ink-soft);
}
.rooms-note a { color: var(--ocean-deep); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Amenities grid ---------- */
.amenities { background: var(--sand); }
.amenity-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
}
.amenity-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  box-shadow: var(--shadow-card);
}
.amenity-item svg { color: var(--ocean); flex-shrink: 0; }
.amenity-item h3 { font-family: var(--font-body); font-size: .92rem; font-weight: 700; margin: 0; }

/* ---------- Location ---------- */
.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 60px);
  align-items: center;
}
.location-copy h2 { margin-bottom: 16px; }
.location-detail {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 16px 0;
  font-weight: 600;
  color: var(--ink);
}
.location-detail svg { color: var(--dune); flex-shrink: 0; }
.location-copy .btn { margin-top: 18px; }
.location-map {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  aspect-ratio: 4 / 3;
}
.location-map iframe { width: 100%; height: 100%; border: 0; }

/* ---------- CTA final / contacto ---------- */
.cta-final {
  position: relative;
  background: var(--night);
  color: var(--white);
  overflow: hidden;
}
.cta-scene { position: absolute; inset: 0; z-index: 0; opacity: .5; }
.cta-waves { width: 100%; height: 100%; fill: var(--night-soft); }
.cta-inner { position: relative; z-index: 1; max-width: 640px; text-align: center; margin: 0 auto; }
.cta-final h2 { color: var(--white); margin-bottom: 14px; }
.cta-final .lead { color: rgba(255,255,255,.78); margin: 0 auto 36px; }

.reserve-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  text-align: left;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  padding: clamp(20px, 4vw, 32px);
}
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row-wide { grid-column: 1 / -1; }
.form-row label { font-size: .78rem; font-weight: 700; color: rgba(255,255,255,.75); text-transform: uppercase; letter-spacing: .05em; }
.form-row input, .form-row select {
  background: rgba(255,255,255,.95);
  border: none;
  border-radius: 10px;
  padding: 11px 13px;
  font-family: var(--font-body);
  font-size: .92rem;
  color: var(--ink);
}
.form-row input:focus, .form-row select:focus {
  outline: 3px solid var(--dune);
  outline-offset: 1px;
}
.form-submit { grid-column: 1 / -1; justify-content: center; margin-top: 6px; }
.form-hint { grid-column: 1 / -1; text-align: center; font-size: .78rem; color: rgba(255,255,255,.6); margin: 4px 0 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,.82); }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
  padding: 48px 0 28px;
}
.footer-brand { display: flex; flex-direction: column; gap: 4px; }
.footer-brand .brand-name { color: var(--white); }
.footer-brand span:last-child { font-size: .85rem; color: rgba(255,255,255,.55); }
.footer-contact { display: flex; flex-direction: column; gap: 8px; font-size: .9rem; }
.footer-contact a:hover { color: var(--dune-soft); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 18px 0;
  font-size: .78rem;
  color: rgba(255,255,255,.45);
}

/* ---------- Floating WhatsApp ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 22px;
  right: 22px;
  z-index: 90;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: var(--whatsapp);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 14px 30px -10px rgba(34,165,89,.55);
  transition: transform var(--fast) var(--ease);
}
.whatsapp-float:hover { transform: scale(1.07); }
.pulse-ring {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid var(--whatsapp);
  animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
  0% { opacity: .65; transform: scale(.9); }
  100% { opacity: 0; transform: scale(1.45); }
}

/* =============================================================
   Responsive
   ============================================================= */
@media (max-width: 860px) {
  .welcome-grid, .location-grid { grid-template-columns: 1fr; }
  .welcome-visual { max-width: 320px; margin: 0 auto 50px; }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(78vw, 320px);
    background: var(--night);
    flex-direction: column;
    justify-content: center;
    gap: 30px;
    padding: 40px;
    transform: translateX(100%);
    transition: transform var(--medium) var(--ease);
    z-index: 110;
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav a { color: var(--white) !important; font-size: 1.2rem; }
  .nav-toggle { display: flex; }
  .header-cta .btn-sm span { display: none; }
  .reserve-form { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .hero-trust { flex-direction: column; gap: 10px; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { justify-content: center; }
}