/* ============================================================
   GROVYN — Preloader（首頁載入畫面）
   z-index: 9999 全蓋，100% 後 fade out + DOM 移除
   ============================================================ */

/* ── 主容器 ── */
.grovyn-preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #000;
  transition: opacity 0.8s ease;
}

.grovyn-preloader[data-active="false"] {
  opacity: 0;
  pointer-events: none;
}

/* ── 背景圖（frame_0001） ── */
.grovyn-preloader__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* ── 暗度遮罩（opacity 由 JS 從 0.92 → 0） ── */
.grovyn-preloader__dim {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
}

/* ── 中央容器 ── */
.grovyn-preloader__center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

/* ── Solar System 動畫 ── */
.solar-system-container {
  perspective: 1500px;
  width: 200px;
  height: 200px;
  margin: 0 auto;
}

.solar-system {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: all 0.5s ease-out;
  animation: rotate-center 6s linear infinite;
}

.sun {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 50px;
  height: 50px;
  background: radial-gradient(circle at 30% 30%, #fff, #ffd700, #ffa500);
  border-radius: 50%;
  transform: translate(-50%, -50%) translateZ(0);
  box-shadow: 0 0 20px #ffd700;
  transition: all 0.5s ease-out;
}

.earth-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150px;
  height: 150px;
  border: 2px dashed rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transform: translate(-50%, -50%) translateZ(-50px);
  transform-style: preserve-3d;
  transition: all 0.5s ease-out;
}

.earth {
  position: absolute;
  top: -10px;
  left: 50%;
  width: 20px;
  height: 20px;
  background: radial-gradient(circle at 30% 30%, #4b9cd3, #1b4f72);
  border-radius: 50%;
  transform: translateX(-50%) translateZ(0);
  transform-style: preserve-3d;
  transition: all 0.5s ease-out;
}

.moon-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transform: translate(-50%, -50%) translateZ(-10px);
  animation: rotate-orbit 2s linear infinite;
  transform-style: preserve-3d;
  transition: all 0.5s ease-out;
}

.moon {
  position: absolute;
  top: -3px;
  left: 50%;
  width: 6px;
  height: 6px;
  background: radial-gradient(circle at 30% 30%, #fff, #ccc);
  border-radius: 50%;
  transform: translateX(-50%) translateZ(0);
  transition: all 0.5s ease-out;
}

.solar-system-container:hover .solar-system {
  animation-play-state: paused;
  transform: rotateX(45deg) rotateY(-45deg);
}
.solar-system-container:hover .sun {
  transform: translate(-50%, -50%) translateZ(100px);
  box-shadow: 0 0 40px #ffd700;
}
.solar-system-container:hover .earth-orbit {
  transform: translate(-50%, -50%) translateZ(-100px) rotateX(75deg);
  border-color: rgba(255, 255, 255, 0.2);
}
.solar-system-container:hover .earth {
  transform: translateX(-50%) translateZ(20px);
  box-shadow: 0 0 15px rgba(75, 156, 211, 0.8);
}
.solar-system-container:hover .moon-orbit {
  transform: translate(-50%, -50%) translateZ(-120px) rotateX(75deg);
  border-color: rgba(255, 255, 255, 0.2);
}
.solar-system-container:hover .moon {
  transform: translateX(-50%) translateZ(10px);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
}
.solar-system-container:active .solar-system {
  transform: rotateX(55deg) rotateY(-55deg);
}
.solar-system-container:active .sun {
  transform: translate(-50%, -50%) translateZ(150px);
  box-shadow: 0 0 50px #ffd700;
}
.solar-system-container:active .earth-orbit {
  transform: translate(-50%, -50%) translateZ(-150px) rotateX(85deg);
}
.solar-system-container:active .moon-orbit {
  transform: translate(-50%, -50%) translateZ(-180px) rotateX(85deg);
}

@keyframes rotate-orbit {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to   { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes rotate-center {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .solar-system { animation: none; }
  .moon-orbit   { animation: none; }
}

/* ── 百分比數字 ── */
.grovyn-preloader__pct {
  font-family: var(--ts-font-serif-en-display, 'Fraunces', serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(64px, 10vw, 120px);
  color: var(--ts-sun, #EEE78D);
  margin-top: 32px;
  line-height: 1;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.6);
}

/* ── 載入中提示文字（pct 下方，呼吸 pulse 動效） ── */
.grovyn-preloader__hint {
  margin-top: 18px;
  font-family: var(--ts-font-serif-zh, 'Noto Serif TC', serif);
  font-weight: 600;
  font-size: clamp(16px, 1.6vw, 22px);
  letter-spacing: 0.42em;
  text-indent: 0.42em;  /* 補回首字偏移，讓視覺置中 */
  color: rgba(238, 231, 141, 0.55);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.55);
  animation: grovyn-preloader-hint-breathe 2.4s ease-in-out infinite both;
}

@keyframes grovyn-preloader-hint-breathe {
  0%, 100% { opacity: 0.35; }
  50%      { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .grovyn-preloader__hint { animation: none; opacity: 0.7; }
}

/* ── Header 隱藏 / 彈入（CSS 狀態機） ── */
html:not([data-preloader="done"]) .l-header {
  transform: translateX(-50%) translateY(-130%);
  opacity: 0;
}

html[data-preloader="done"] .l-header {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  transition: transform 0.75s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.5s ease 0.1s;
}

/* ── Hero tagline 隱藏 / 淡入 ── */
html:not([data-preloader="done"]) .hero-content[data-layer="forest"] {
  opacity: 0;
}

html[data-preloader="done"] .hero-content[data-layer="forest"] {
  opacity: 1;
  transition: opacity 1.2s ease-out 0.4s;
}

/* ── 響應式 ── */
@media (max-width: 767px) {
  .solar-system-container {
    width: 160px;
    height: 160px;
  }
}

/* ── 載入畫面期間鎖死 scroll：避免使用者捲動但看不到（preloader 全螢幕蓋住），100% 走完才開放 ── */
html:not([data-preloader="done"]),
html:not([data-preloader="done"]) body {
  overflow: hidden !important;
  height: 100% !important;
  touch-action: none;
  overscroll-behavior: none;
}