/* ============================================================
   BURSZTYNOWA PLAŻA – Storytelling narrative scroll
   ============================================================ */
:root {
  --amber:    #c4723a;
  --amber-l:  #d98a52;
  --amber-bg: #fdf6ef;
  --brown:    #3d2610;
  --ink:      #2a1f12;
  --muted:    #7a6248;
  --border:   #e8d5c0;
  --serif:    'Lora', Georgia, serif;
  --sans:     'DM Sans', system-ui, sans-serif;
  --ease:     0.3s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--sans); color: var(--ink); background: #fffaf5; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.eyebrow { display: block; font-size: 0.68rem; font-weight: 500; letter-spacing: 0.28em; text-transform: uppercase; color: var(--amber); margin-bottom: 0.6rem; }
h2 { font-family: var(--serif); font-size: clamp(2rem,4.5vw,3.2rem); font-weight: 600; line-height: 1.2; margin-bottom: 1.25rem; }
h2 em { font-style: italic; color: var(--amber); font-weight: 400; }
h3 { font-family: var(--serif); font-size: 1.6rem; font-weight: 600; margin-bottom: 0.75rem; }
p { line-height: 1.75; color: var(--muted); }

/* BACK LINK */
.back-link {
  position: fixed; top: 1rem; left: 1rem; z-index: 500;
  font-size: 0.65rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.8); background: rgba(0,0,0,0.3); backdrop-filter: blur(8px);
  padding: 0.4rem 0.9rem; border-radius: 4px; transition: color var(--ease);
}
.back-link:hover { color: #fff; }

/* FLOATING HEADER */
.float-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem 2rem;
  background: rgba(255,250,245,0.95); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transform: translateY(-110%); transition: transform 0.4s ease;
  box-shadow: 0 2px 16px rgba(60,30,10,0.08);
}
.float-header.visible { transform: translateY(0); }
.fh-logo { font-family: var(--serif); font-size: 1.1rem; font-weight: 600; color: var(--ink); }
.fh-actions { display: flex; gap: 0.6rem; }
.fh-btn { font-size: 0.72rem; font-weight: 500; padding: 0.42rem 1rem; border-radius: 4px; transition: all var(--ease); }
.fh-btn--call { background: var(--amber); color: #fff; }
.fh-btn--call:hover { background: var(--amber-l); }
.fh-btn--bk { background: #003580; color: #fff; }
.fh-btn--bk:hover { background: #00276b; }

/* CHAPTERS */
.chapter { position: relative; }

/* CHAPTER 1: COVER */
.ch-cover {
  height: 100vh; display: flex; align-items: center; justify-content: center;
  overflow: hidden; text-align: center;
}
.ch-cover__bg {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  object-position: center 30%;
  animation: slowZoom 20s ease-in-out infinite alternate;
}
@keyframes slowZoom { from { transform: scale(1.0); } to { transform: scale(1.08); } }
.ch-cover__veil { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(30,15,5,0.5) 0%, rgba(30,15,5,0.65) 100%); }
.ch-cover__body { position: relative; z-index: 2; color: #fff; }
.ch-cover__location { font-size: 0.72rem; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(255,255,255,0.65); margin-bottom: 1rem; }
.ch-cover__title { font-family: var(--serif); font-size: clamp(4.5rem,12vw,10rem); font-weight: 600; line-height: 0.9; margin-bottom: 1.5rem; }
.ch-cover__title em { font-style: italic; color: #f5c99e; display: block; font-weight: 400; }
.ch-cover__tagline { font-size: clamp(0.9rem,1.5vw,1.05rem); font-weight: 300; color: rgba(255,255,255,0.72); letter-spacing: 0.08em; margin-bottom: 3rem; }
.ch-cover__scroll { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; color: rgba(255,255,255,0.5); font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase; }
.scroll-arrow { width: 1px; height: 48px; background: linear-gradient(to bottom, transparent, rgba(255,220,180,0.6)); animation: arrowPulse 2s ease-in-out infinite; }
@keyframes arrowPulse { 0%,100% { opacity: 0; transform: scaleY(0); } 60% { opacity: 1; transform: scaleY(1); } }

/* CHAPTER 2: LETTER */
.ch-letter {
  display: grid; grid-template-columns: 1fr 1fr;
  min-height: 80vh; align-items: center;
}
.letter-wrap {
  padding: 6rem 4rem 6rem 10vw; background: #fffaf5;
  font-family: var(--serif);
}
.letter-date { font-size: 0.8rem; color: var(--muted); margin-bottom: 0.5rem; }
.letter-salute { font-size: 1.3rem; color: var(--amber); margin-bottom: 1.5rem; }
.letter-body { margin-bottom: 2rem; }
.letter-body p { font-size: 1.02rem; color: var(--ink); line-height: 1.82; margin-bottom: 1rem; }
.letter-sign { font-size: 1rem; font-style: italic; color: var(--muted); }
.letter-sign em { display: block; font-family: var(--serif); font-size: 1.2rem; color: var(--amber); margin-top: 0.3rem; }
.letter-img { height: 100%; min-height: 500px; overflow: hidden; }
.letter-img img { width: 100%; height: 100%; object-fit: cover; }

/* CHAPTER 3: FULL-WIDTH SPREAD */
.ch-spread { position: relative; height: 65vh; overflow: hidden; }
.ch-spread__img { width: 100%; height: 100%; object-fit: cover; object-position: center 60%; }
.ch-spread__caption {
  position: absolute; right: 4rem; bottom: 3rem;
  background: rgba(255,250,245,0.92); backdrop-filter: blur(8px);
  padding: 1.5rem 2rem; border-left: 3px solid var(--amber);
  color: var(--ink);
}
.ch-spread__caption strong { display: block; font-family: var(--serif); font-size: 3rem; font-weight: 600; color: var(--amber); line-height: 1; }
.ch-spread__caption span { font-size: 0.82rem; color: var(--muted); margin-top: 0.3rem; display: block; }

/* CHAPTER 4: ROOMS */
.ch-rooms { background: var(--amber-bg); }
.ch-rooms__intro { max-width: 640px; margin-inline: auto; text-align: center; padding: 5rem 2rem 4rem; }
.ch-rooms__intro p { font-size: 1rem; color: var(--muted); }
.room-list { display: flex; flex-direction: column; gap: 0; }

.room-row {
  display: grid; grid-template-columns: 1fr 1fr;
  min-height: 520px;
}
.room-row--flip { direction: rtl; }
.room-row--flip > * { direction: ltr; }
.room-row__img { overflow: hidden; }
.room-row__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s ease; }
.room-row:hover .room-row__img img { transform: scale(1.04); }
.room-row__text {
  display: flex; flex-direction: column; justify-content: center;
  padding: 4rem;
  background: #fff;
}
.room-num { font-family: var(--serif); font-size: 4rem; font-weight: 600; color: var(--border); line-height: 1; display: block; margin-bottom: 0.25rem; }
.room-row__text h3 { color: var(--ink); }
.room-row__text p { margin-bottom: 1.25rem; }
.room-tags { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; margin-bottom: 1.5rem; }
.room-tags li { font-size: 0.8rem; font-weight: 500; color: var(--ink); }
.room-cta { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* CTA BUTTONS */
.cta-btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.55rem 1.2rem; font-size: 0.72rem; font-weight: 500; letter-spacing: 0.06em; border-radius: 4px; transition: all var(--ease); white-space: nowrap; }
.cta-btn--amber { background: var(--amber); color: #fff; }
.cta-btn--amber:hover { background: var(--amber-l); }
.cta-btn--fb { background: #1877f2; color: #fff; }
.cta-btn--fb:hover { background: #0d6de8; }
.cta-btn--bk { background: #003580; color: #fff; }
.cta-btn--bk:hover { background: #00276b; }

/* CHAPTER 5: PERKS */
.ch-perks {
  display: grid; grid-template-columns: 1fr 1fr;
  min-height: 80vh; align-items: center;
  background: #fff;
}
.perks-left { padding: 6rem 4rem 6rem 10vw; }
.perks-left h2 { margin-bottom: 2.5rem; }
.perk-list { display: flex; flex-direction: column; gap: 1.75rem; }
.pl-item { display: flex; gap: 1rem; align-items: flex-start; }
.pl-icon { font-size: 1.5rem; flex-shrink: 0; margin-top: 2px; }
.pl-item strong { display: block; font-size: 0.95rem; font-weight: 600; color: var(--ink); margin-bottom: 0.3rem; font-family: var(--serif); }
.pl-item p { font-size: 0.85rem; line-height: 1.6; }
.perks-right { height: 100%; min-height: 600px; display: grid; grid-template-rows: 1fr 1fr; gap: 4px; overflow: hidden; }
.perks-img { width: 100%; height: 100%; object-fit: cover; }

/* CHAPTER 6: REVIEWS */
.ch-reviews { background: var(--amber-bg); padding: 6rem 2rem; }
.ch-reviews__heading { text-align: center; margin-bottom: 3.5rem; }
.ch-reviews__wall {
  max-width: 1100px; margin-inline: auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem;
}
.bq {
  background: #fff; border-radius: 8px; padding: 2.5rem;
  border: 1px solid var(--border);
  font-family: var(--serif);
}
.bq--amber { background: var(--amber); border-color: var(--amber); }
.bq--amber p, .bq--amber footer { color: rgba(255,255,255,0.9); }
.bq--large { grid-column: span 2; }
.bq p { font-size: 1rem; color: var(--ink); font-style: italic; line-height: 1.75; margin-bottom: 1rem; }
.bq footer { font-family: var(--sans); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.06em; color: var(--amber); }
.bq--amber footer { color: rgba(255,255,255,0.75); }

/* CHAPTER 7: CONTACT */
.ch-contact {
  display: grid; grid-template-columns: 1fr 1fr;
  min-height: 75vh;
}
.ch-contact__img { overflow: hidden; }
.ch-contact__img img { width: 100%; height: 100%; object-fit: cover; }
.ch-contact__body {
  display: flex; flex-direction: column; justify-content: center;
  padding: 5rem 4rem 5rem 5rem;
  background: var(--brown); color: rgba(255,255,255,0.85);
}
.ch-contact__body .eyebrow { color: #f5c99e; }
.ch-contact__body h2 { color: #fff; }
.ch-contact__body h2 em { color: #f5c99e; }
.ch-contact__sub { font-size: 0.9rem; color: rgba(255,255,255,0.6); margin-bottom: 2rem; line-height: 1.65; }
.big-phone {
  display: block; font-family: var(--serif); font-size: clamp(1.8rem,4vw,2.8rem);
  font-weight: 600; color: #f5c99e; margin-bottom: 2.5rem;
  transition: color var(--ease);
}
.big-phone:hover { color: #fff; }
.ch-contact__details { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2.5rem; }
.ch-contact__details > div { display: flex; gap: 0.9rem; align-items: flex-start; }
.ch-contact__details span { font-size: 1rem; flex-shrink: 0; margin-top: 3px; }
.ch-contact__details p { font-size: 0.88rem; color: rgba(255,255,255,0.7); line-height: 1.55; }
.ch-contact__details a:hover { color: #f5c99e; }
.ch-contact__btns { display: flex; gap: 0.6rem; flex-wrap: wrap; }

/* FOOTER */
.footer { background: var(--ink); color: rgba(255,255,255,0.4); padding: 1.5rem 2rem; }
.footer__inner { max-width: 1200px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: 0.78rem; }
.footer__inner nav { display: flex; gap: 1.5rem; }
.footer__inner nav a { transition: color var(--ease); }
.footer__inner nav a:hover { color: var(--amber-l); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .ch-letter, .ch-perks, .ch-contact { grid-template-columns: 1fr; }
  .ch-contact__body { padding: 3rem 2rem; }
  .room-row { grid-template-columns: 1fr; min-height: auto; }
  .room-row--flip { direction: ltr; }
  .room-row__img { height: 300px; }
  .room-row__text { padding: 2.5rem 2rem; }
  .letter-wrap { padding: 3rem 2rem; }
  .letter-img { min-height: 300px; }
  .perks-right { min-height: 400px; }
  .ch-reviews__wall { grid-template-columns: 1fr; }
  .bq--large { grid-column: auto; }
  .ch-spread { height: 45vh; }
  .ch-spread__caption { right: 1.5rem; bottom: 1.5rem; padding: 1rem 1.25rem; }
}