@charset "utf-8";

/* ===== Hero ===== */
.hero {
  position: relative;
  height: 100vh;
  overflow: hidden;
  contain: layout style;
}

.hero_overlay {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(0,0,0,0.22);
  z-index: 2;
}

.hero_title {
  color: #fff;
  font-size: clamp(56px, 12vw, 190px);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-shadow: 0 2px 40px rgba(0,0,0,0.3);
  animation: heroTitleIn 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.6s both;
  position: relative;
  z-index: 3;
}

@keyframes heroTitleIn {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.97);
    filter: blur(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

/* ===== Pure CSS Fade Slider ===== */
.slider {
  position: absolute;
  inset: 0;
  z-index: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.slider-item {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  opacity: 0;
  transition: opacity 1.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* GPU layer only on active + neighbouring slides to save mobile memory */
.slider-item.is-active {
  will-change: opacity;
}

/* Active slide */
.slider-item.is-active {
  opacity: 1;
  z-index: 1;
}

.slider-item01 { background-image: url("../img/top01.jpg"); }
.slider-item02 { background-image: url("../img/top02.jpg"); }
.slider-item03 { background-image: url("../img/top03.jpg"); }
.slider-item04 { background-image: url("../img/top04.jpg"); }
.slider-item05 { background-image: url("../img/top05.jpg"); }
.slider-item06 { background-image: url("../img/top06.jpg"); }
.slider-item07 { background-image: url("../img/top07.jpg"); }
.slider-item08 { background-image: url("../img/top08.jpg"); }

/* Ken Burns zoom — only on active slide */
.slider-item.is-active {
  animation: kenBurns 6s ease-in-out forwards;
}

@keyframes kenBurns {
  from { transform: scale(1); }
  to   { transform: scale(1.06); }
}

/* ===== Dots (right-side vertical) ===== */
.slider-dots {
  position: absolute;
  bottom: 24px;
  right: 32px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0;
  list-style: none;
  margin: 0;
}

.slider-dots li {
  display: block;
}

.slider-dots button {
  width: 2px;
  height: 24px;
  background: rgba(255,255,255,0.3);
  border: none;
  border-radius: 2px;
  font-size: 0;
  padding: 0;
  cursor: pointer;
  transition: background 0.4s ease, height 0.4s ease;
}

.slider-dots button.is-active {
  background: rgba(255,255,255,0.95);
  height: 36px;
}

/* ===== Scroll Down ===== */
.scrolldown {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  animation: arrowmove 1.8s ease-in-out infinite;
}

@keyframes arrowmove {
  0%   { transform: translate(-50%, 0); }
  50%  { transform: translate(-50%, -10px); }
  100% { transform: translate(-50%, 0); }
}

.scrolldown span {
  position: absolute;
  left: -20px;
  bottom: 10px;
  color: #fff;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  writing-mode: vertical-rl;
  -webkit-writing-mode: vertical-rl;
  text-shadow: 0 1px 6px rgba(0,0,0,0.5);
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
}

.scrolldown::before {
  content: "";
  position: absolute;
  bottom: 0; right: -6px;
  width: 1px; height: 20px;
  background: rgba(255,255,255,0.8);
  transform: skewX(-31deg);
}
.scrolldown::after {
  content: "";
  position: absolute;
  bottom: 0; right: 0;
  width: 1px; height: 50px;
  background: rgba(255,255,255,0.8);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .hero { height: 70svh; }
  .slider-dots { bottom: 16px; right: 20px; }
}