/* Blue Era Apartments — editorial coastal stylesheet
   Replicates the blueera.gr structure with elevated typography,
   refined motion, and subtle editorial flourishes. */

:root {
  /* Blue Era brand palette — extracted from blueera.gr sochi theme customizer */
  --color-sea:       #C9A96A; /* primary accent (gold) — buttons, emphasis, kickers */
  --color-sea-deep:  #1F2D40; /* deep navy for dark CTA sections + hero overlay */
  --color-sea-mid:   #2C3F58; /* navy for body headings / ink */
  --color-sky:       #E4D3A7; /* light gold — italic emphasis on dark backgrounds */
  --color-sky-pale:  #F1F2F5; /* neutral pale panel */
  --color-sand:      #F4EFE4; /* warm cream panel */
  --color-cream:     #FCFBF8; /* page background */
  --color-ink:       #2C3F58; /* primary text / headings */
  --color-ink-soft:  #54647B; /* secondary text */
  --color-paper:     #FFFFFF;
  --color-rule:      rgba(44,63,88,0.12);

  --font-display: "Tinos", Georgia, "Times New Roman", serif;
  --font-body:    "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-ink);
  background: var(--color-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01" on, "cv11" on;
}

h1, h2, h3, h4, .font-display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.08;
}

.italic-display { font-style: italic; font-weight: 400; }

/* ───── Hero backgrounds ───── */
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
  filter: saturate(1.02) contrast(1.03);
}
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 80% at 20% 10%, rgba(11,49,72,0) 0%, rgba(11,49,72,0.55) 70%, rgba(11,49,72,0.78) 100%),
    linear-gradient(180deg, rgba(11,49,72,0.15) 0%, rgba(11,49,72,0.55) 85%);
}
.hero-bg--inner::after {
  background: linear-gradient(180deg, rgba(11,49,72,0.25) 0%, rgba(11,49,72,0.7) 100%);
}

/* ───── Editorial labels ───── */
.kicker {
  display: inline-flex; align-items: center; gap: 0.6rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-size: 0.68rem;
  font-weight: 500;
  font-family: var(--font-body);
}
.kicker::before {
  content: "";
  display: inline-block;
  width: 28px; height: 1px;
  background: currentColor;
  opacity: 0.6;
}
.kicker-plain::before { display: none; }

.eyebrow-no {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  opacity: 0.8;
}

/* ───── Buttons ───── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.55rem;
  padding: 0.95rem 1.8rem;
  border-radius: 2px;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: transform .25s cubic-bezier(.2,.7,.2,1), background-color .25s, color .25s, box-shadow .25s, border-color .25s;
  line-height: 1;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--color-sea);
  color: #fff;
  box-shadow: 0 10px 26px -14px rgba(30,96,145,0.9);
}
.btn-primary:hover { background: var(--color-sea-deep); box-shadow: 0 16px 30px -14px rgba(11,49,72,0.9); }
.btn-outline {
  border: 1px solid rgba(255,255,255,0.65);
  color: #fff;
}
.btn-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.btn-ink {
  background: var(--color-ink);
  color: #fff;
}
.btn-ink:hover { background: var(--color-sea-deep); }
.btn-ghost {
  color: var(--color-sea);
  padding-left: 0; padding-right: 0;
  border-bottom: 1px solid currentColor;
  border-radius: 0;
}
.btn-ghost:hover { color: var(--color-sea-deep); }

/* ───── Link underline ───── */
.link-underline {
  position: relative;
  padding-bottom: 2px;
}
.link-underline::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .35s ease;
}
.link-underline:hover::after { transform: scaleX(1); transform-origin: left; }

/* ───── Cards ───── */
.card-room {
  position: relative;
  overflow: hidden;
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  transition: transform .5s cubic-bezier(.2,.7,.2,1), box-shadow .5s;
  display: block;
}
.card-room:hover { transform: translateY(-4px); box-shadow: 0 30px 50px -30px rgba(11,49,72,0.35); }
.card-room .room-img { overflow: hidden; position: relative; }
.card-room .room-img::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,49,72,0) 40%, rgba(11,49,72,0.35) 100%);
  opacity: 0; transition: opacity .4s;
}
.card-room:hover .room-img::after { opacity: 1; }
.card-room img { transition: transform .9s cubic-bezier(.2,.7,.2,1); }
.card-room:hover img { transform: scale(1.06); }

/* ───── Header ───── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  transition: background-color .35s, box-shadow .35s, backdrop-filter .35s, border-color .35s;
  border-bottom: 1px solid rgba(255,255,255,0);
}
.site-header.is-scrolled {
  background: rgba(250,246,238,0.94);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom-color: var(--color-rule);
}
.site-header.is-scrolled .nav-link,
.site-header.is-scrolled .lang-link,
.site-header.is-scrolled .brand-name,
.site-header.is-scrolled .header-phone { color: var(--color-ink); }
.site-header.is-scrolled [data-nav-toggle] { color: var(--color-ink); }
.site-header.is-scrolled .logo-light { display: none; }
.site-header.is-scrolled .logo-dark  { display: inline; }
.site-header.is-scrolled .header-book-btn {
  background: var(--color-ink);
  color: #fff;
}
.logo-dark { display: none; }

.nav-link {
  color: #fff;
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  position: relative;
  padding: 0.3rem 0;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transition: transform .3s ease;
  transform-origin: right;
}
.nav-link:hover::after,
.nav-link.is-active::after { transform: scaleX(1); transform-origin: left; }

.lang-link {
  color: #fff;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  opacity: 0.7;
  transition: opacity .2s;
}
.lang-link.is-active { opacity: 1; }
.lang-link:hover { opacity: 1; }

.header-phone {
  color: #fff;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  font-weight: 500;
  opacity: 0.85;
}

/* Mobile nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--color-sea-deep);
  color: #fff;
  z-index: 60;
  display: flex; flex-direction: column;
  padding: 6rem 2rem 2rem;
  transform: translateY(-100%);
  transition: transform .45s cubic-bezier(.2,.7,.2,1);
  overflow-y: auto;
}
.mobile-nav.is-open { transform: translateY(0); }
.mobile-nav a {
  color: #fff; font-size: 1.6rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}
.hamburger { width: 28px; height: 18px; position: relative; cursor: pointer; }
.hamburger span {
  position: absolute; left: 0; width: 100%; height: 1.5px; background: currentColor;
  transition: transform .3s ease, top .3s ease, opacity .2s ease;
}
.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 8px; }
.hamburger span:nth-child(3) { top: 16px; }
.is-nav-open .hamburger span { background: #fff; }
.is-nav-open .hamburger span:nth-child(1) { top: 8px; transform: rotate(45deg); }
.is-nav-open .hamburger span:nth-child(2) { opacity: 0; }
.is-nav-open .hamburger span:nth-child(3) { top: 8px; transform: rotate(-45deg); }

/* ───── Booking bar (on hero) ───── */
.booking-bar {
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.3);
  box-shadow: 0 24px 60px -24px rgba(11,49,72,0.55);
  color: var(--color-ink);
  display: grid;
  /* Desktop: 3 fields + button in single row */
  grid-template-columns: 1fr 1fr 1fr minmax(200px, auto);
  gap: 0;
}
.booking-bar > .bb-field + .bb-field { border-left: 1px solid var(--color-rule); }
.bb-field {
  padding: 1.1rem 1.4rem;
  display: flex; flex-direction: column; gap: 0.2rem;
  min-width: 0;
}
.bb-field label {
  font-size: 0.64rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  font-weight: 500;
}
.bb-field input, .bb-field select {
  border: none; background: transparent; outline: none;
  font: inherit; color: var(--color-ink); font-weight: 500;
  font-size: 0.95rem;
  padding: 0;
  cursor: pointer;
  width: 100%;
  min-width: 0;
}
.bb-submit {
  background: var(--color-sea);
  color: #fff;
  padding: 1.1rem 1.6rem;
  border: none;
  font: inherit;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  cursor: pointer;
  transition: background-color .25s;
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  white-space: nowrap;
  min-height: 100%;
}
.bb-submit:hover { background: var(--color-sea-deep); }

/* Tablet: 2x2 grid — dates on row 1, guests + submit on row 2 */
@media (max-width: 860px) {
  .booking-bar {
    grid-template-columns: 1fr 1fr;
  }
  .booking-bar > .bb-field + .bb-field { border-left: none; }
  .booking-bar > .bb-field:nth-child(2) { border-left: 1px solid var(--color-rule); }
  .booking-bar > .bb-field:nth-child(3) { border-top: 1px solid var(--color-rule); }
  .bb-submit {
    border-top: 1px solid var(--color-rule);
    border-left: 1px solid var(--color-rule);
    padding: 1rem 1.2rem;
  }
}

/* Small mobile: full-width stack */
@media (max-width: 480px) {
  .booking-bar {
    grid-template-columns: 1fr;
  }
  .booking-bar > .bb-field { border-left: none !important; }
  .booking-bar > .bb-field:nth-child(2),
  .booking-bar > .bb-field:nth-child(3),
  .bb-submit {
    border-top: 1px solid var(--color-rule);
    border-left: none !important;
  }
  .bb-field { padding: 0.9rem 1.2rem; }
  .bb-submit { padding: 1rem 1.2rem; font-size: 0.78rem; }
}

/* ───── Testimonial card ───── */
.t-card {
  background: var(--color-cream);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 2.2rem 2rem 1.8rem;
  display: flex; flex-direction: column; gap: 1.2rem;
  height: 100%;
  position: relative;
}
.t-card::before {
  content: "“";
  position: absolute;
  top: -18px; left: 24px;
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--color-sea);
  line-height: 1;
}
.stars { color: #cf9b2a; letter-spacing: 0.2em; font-size: 0.8rem; }

/* ───── Amenities pills ───── */
.amenity {
  display: flex; align-items: center; gap: 0.7rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--color-rule);
  background: var(--color-paper);
  font-size: 0.9rem;
  font-weight: 400;
}
.amenity svg { flex: 0 0 18px; color: var(--color-sea); }
.amenity i { flex: 0 0 20px; color: var(--color-sea); font-size: 20px; line-height: 1; }

/* Phosphor icon sizing helpers */
.ph, [class^="ph-"], [class*=" ph-"] { display: inline-flex; align-items: center; justify-content: center; line-height: 1; }
.icon-lg { font-size: 22px; }
.icon-md { font-size: 18px; }
.icon-sm { font-size: 15px; }

/* Booking mini (on room detail aside) */
.booking-mini {
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  padding: 1.5rem;
  display: flex; flex-direction: column; gap: 0.75rem;
}
.booking-mini .bm-field { display: flex; flex-direction: column; gap: 0.25rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--color-rule); }
.booking-mini .bm-field:last-of-type { border-bottom: none; padding-bottom: 0; }
.booking-mini .bm-field label {
  font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--color-ink-soft); font-weight: 500;
}
.booking-mini .bm-field input, .booking-mini .bm-field select {
  border: none; background: transparent; outline: none;
  font: inherit; color: var(--color-ink); font-weight: 500;
  font-size: 0.92rem; padding: 0; cursor: pointer; width: 100%;
}
.booking-mini .bm-submit {
  margin-top: 0.25rem;
  background: var(--color-sea); color: #fff;
  padding: 0.9rem 1.2rem; border: none;
  font: inherit; font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase;
  font-weight: 500; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  transition: background-color .25s;
}
.booking-mini .bm-submit:hover { background: var(--color-sea-deep); }

/* ───── Gallery (room detail) ───── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
  grid-auto-rows: 200px;
}
.gallery-grid img { width: 100%; height: 100%; object-fit: cover; }
.gallery-grid > :nth-child(1) { grid-column: span 2; grid-row: span 2; }
@media (max-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
  .gallery-grid > :nth-child(1) { grid-column: span 2; grid-row: span 1; }
}

/* ───── Reveal on scroll ───── */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 1s cubic-bezier(.2,.7,.2,1), transform 1s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"].is-visible { transition-delay: .08s; }
.reveal[data-delay="2"].is-visible { transition-delay: .16s; }
.reveal[data-delay="3"].is-visible { transition-delay: .24s; }
.reveal[data-delay="4"].is-visible { transition-delay: .32s; }

/* ───── Form field ───── */
.field { display: flex; flex-direction: column; gap: 0.5rem; }
.field label {
  font-size: 0.68rem; font-weight: 500; color: var(--color-ink);
  letter-spacing: 0.2em; text-transform: uppercase;
}
.field input, .field textarea {
  border: none;
  border-bottom: 1px solid var(--color-ink-soft);
  border-radius: 0;
  padding: 0.7rem 0;
  font: inherit;
  color: var(--color-ink);
  background: transparent;
  transition: border-color .2s;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-bottom-color: var(--color-sea);
}
.field textarea { min-height: 140px; resize: vertical; }

/* ───── Small utilities ───── */
.rule {
  height: 1px; background: var(--color-rule);
  margin: 0 auto;
  width: 40px;
}
.rule-light { background: rgba(255,255,255,0.5); }

.marquee {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(4rem, 14vw, 14rem);
  line-height: 1;
  white-space: nowrap;
  color: var(--color-sea);
  opacity: 0.08;
  letter-spacing: -0.03em;
  pointer-events: none;
  user-select: none;
}

.duotone {
  filter: saturate(1.05) contrast(1.05);
}

/* ───── Responsive tweaks ───── */
@media (min-width: 1024px) {
  .headline-xl { font-size: clamp(4rem, 7vw, 7.5rem); }
  .headline-lg { font-size: clamp(3rem, 5.2vw, 5.5rem); }
}
@media (max-width: 1023px) {
  .headline-xl { font-size: clamp(2.5rem, 9vw, 4rem); }
  .headline-lg { font-size: clamp(2.2rem, 8vw, 3.2rem); }
}

/* ───── Lightbox (room galleries) ───── */
.lb-thumb { cursor: zoom-in; }
.lb-thumb:focus-visible { outline: 2px solid var(--color-sea); outline-offset: 4px; }

.lb {
  position: fixed;
  inset: 0;
  background: rgba(12, 31, 46, 0.94);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(1.25rem, 4vw, 3rem);
  animation: lb-fade .3s ease;
}
.lb.is-open { display: flex; }
@keyframes lb-fade {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.lb-stage {
  margin: 0;
  max-width: min(96vw, 1400px);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
.lb-img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  opacity: 0;
  transform: scale(0.98);
  transition: opacity .4s ease, transform .4s ease;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.6);
  background: var(--color-sea-deep);
}
.lb-img.is-loaded { opacity: 1; transform: none; }

.lb-caption {
  color: rgba(255,255,255,0.75);
  font-family: var(--font-body);
  font-size: 0.9rem;
  text-align: center;
  max-width: 72ch;
}
.lb-caption:empty { display: none; }

.lb-btn {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.22);
  color: #fff;
  cursor: pointer;
  padding: 0;
  border-radius: 999px;
  transition: background-color .2s ease, border-color .2s ease, transform .2s ease;
}
.lb-btn:hover { background: var(--color-sea); border-color: var(--color-sea); }
.lb-btn:focus-visible { outline: 2px solid var(--color-sea); outline-offset: 3px; }

.lb-close { top: clamp(1rem, 3vw, 2rem); right: clamp(1rem, 3vw, 2rem); width: 46px; height: 46px; }
.lb-prev, .lb-next {
  top: 50%;
  transform: translateY(-50%);
  width: 54px;
  height: 54px;
}
.lb-prev { left: clamp(1rem, 3vw, 2rem); }
.lb-next { right: clamp(1rem, 3vw, 2rem); }
.lb-prev:hover { transform: translateY(-50%) translateX(-3px); }
.lb-next:hover { transform: translateY(-50%) translateX(3px); }

.lb-counter {
  position: absolute;
  bottom: clamp(1rem, 3vw, 2rem);
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.65);
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-weight: 500;
}

@media (max-width: 640px) {
  .lb-close { width: 40px; height: 40px; }
  .lb-prev, .lb-next { width: 44px; height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .lb { animation: none; }
  .lb-img { transform: none !important; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
}