/* Perfect Tenz — 前台黑白配色 */
:root {
  --pt-bg: #f5f5f5;
  --pt-paper: #ffffff;
  --pt-paper-2: #fafafa;
  --pt-ink: #111111;
  --pt-ink-muted: #555555;
  --pt-accent: #111111;
  --pt-accent-hover: #333333;
  --pt-accent-soft: #e0e0e0;
  --pt-border: #ddd;
  --pt-shadow: rgba(0, 0, 0, 0.06);
  --pt-shadow-strong: rgba(0, 0, 0, 0.12);
  --pt-radius: 12px;
  --pt-radius-lg: 20px;
  --pt-font-sans: "Noto Sans TC", sans-serif;
  --pt-font-serif: "Noto Serif TC", serif;
  --pt-safe-top: env(safe-area-inset-top);
  --pt-safe-bottom: env(safe-area-inset-bottom);
  --pt-nav-h: 46px;
  --pt-booking-bar-height: 220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  padding: 0;
  font-family: var(--pt-font-sans);
  background: var(--pt-bg);
  color: var(--pt-ink);
  min-height: 100dvh;
  overflow-x: hidden;
}

.pt-app-shell { min-height: 100dvh; position: relative; }

.pt-version-index {
  position: fixed;
  right: 0.5rem;
  bottom: 0.5rem;
  font-size: 0.65rem;
  color: var(--pt-ink-muted);
  opacity: 0.7;
  pointer-events: none;
}

/* ═══════════════════════════════════════
   共用導航列
═══════════════════════════════════════ */
.pt-nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: calc(var(--pt-nav-h) + var(--pt-safe-top));
  padding-top: var(--pt-safe-top);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--pt-border);
}
.pt-nav-scroll {
  display: flex;
  align-items: center;
  height: var(--pt-nav-h);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0 0.75rem;
  gap: 0.25rem;
}
.pt-nav-scroll::-webkit-scrollbar { display: none; }
.pt-nav-tab {
  flex-shrink: 0;
  padding: 0.35rem 0.85rem;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--pt-ink-muted);
  font-family: var(--pt-font-sans);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
  white-space: nowrap;
}
.pt-nav-tab:hover { background: var(--pt-accent-soft); color: var(--pt-ink); }
.pt-nav-tab.is-active {
  background: var(--pt-ink);
  color: #fff;
}
.pt-nav-tab.is-active:hover { background: var(--pt-accent-hover); }

/* ═══════════════════════════════════════
   FAB：主頁底部固定按鈕
═══════════════════════════════════════ */
.pt-fab {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 45;
  display: block;
  padding: 0.95rem 1.5rem;
  padding-bottom: calc(0.95rem + var(--pt-safe-bottom));
  background: var(--pt-ink);
  color: #fff;
  text-align: center;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  transition: background 0.18s, opacity 0.25s, transform 0.25s;
}
.pt-fab:hover { background: var(--pt-accent-hover); color: #fff; }
.pt-fab:active { transform: scaleY(0.97); }
.pt-fab.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(100%);
}

.pt-booking-cta.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(100%);
}
.pt-booking-cta {
  z-index: 105;
}
.pt-booking-cta.is-thank-you,
.pt-booking-cta:disabled {
  background: var(--pt-ink-muted, #6b7280);
  cursor: not-allowed;
  color: #fff;
}
.pt-booking-cta.is-thank-you:hover,
.pt-booking-cta:disabled:hover { background: var(--pt-ink-muted, #6b7280); }

/* ═══════════════════════════════════════
   主頁（品牌頁）
═══════════════════════════════════════ */
.pt-main {
  padding-top: calc(var(--pt-nav-h) + var(--pt-safe-top));
  padding-bottom: 4rem; /* FAB height compensation */
  min-height: 100dvh;
}
.pt-hero {
  min-height: calc(100dvh - var(--pt-nav-h) - var(--pt-safe-top));
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2.5rem 2rem;
  background: var(--pt-paper);
}
.pt-hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 480px;
  width: 100%;
}
.pt-hero-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  color: var(--pt-ink-muted);
  text-transform: uppercase;
  margin: 0 0 1rem;
}
.pt-logo {
  font-family: var(--pt-font-serif);
  font-size: clamp(1.9rem, 5.5vw, 3rem);
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--pt-ink);
  margin: 0 0 0.4rem;
}
.pt-hero-divider {
  width: 36px;
  height: 1px;
  background: var(--pt-border);
  margin: 1.5rem auto;
}
.pt-hero-desc {
  font-size: 0.9rem;
  color: var(--pt-ink-muted);
  line-height: 1.85;
  max-width: 380px;
}
.pt-hero-desc:empty { display: none; }

/* ═══════════════════════════════════════
   子分頁 overlay（從右滑入）
═══════════════════════════════════════ */
.pt-subpage {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: var(--pt-paper);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-top: calc(var(--pt-nav-h) + var(--pt-safe-top));
  padding-bottom: var(--pt-safe-bottom);
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
  visibility: hidden;
}
.pt-subpage.is-open {
  transform: translateX(0);
  visibility: visible;
}
.pt-subpage-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
.pt-subpage-inner h2 {
  font-family: var(--pt-font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin: 0 0 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--pt-border);
}
.pt-subpage-inner .pt-page-body {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--pt-ink);
}
.pt-subpage-inner .pt-page-body p { margin: 0 0 1em; }
.pt-subpage-inner .pt-page-body p:last-child { margin-bottom: 0; }
.pt-subpage-inner .pt-page-body img { max-width: 100%; height: auto; border-radius: 8px; }
.pt-subpage-inner .pt-page-body a { color: var(--pt-ink); text-decoration: underline; }
.pt-subpage-inner .pt-page-body h2,
.pt-subpage-inner .pt-page-body h3 { font-family: var(--pt-font-serif); }

/* 分頁 SEO 實體（server 輸出，供爬蟲收錄） */
.pt-subpage-seo {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
.pt-subpage-seo .pt-subpage-title {
  font-family: var(--pt-font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin: 0 0 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--pt-border);
}
.pt-subpage-seo .pt-page-body {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--pt-ink);
}
.pt-subpage-seo .pt-page-body p { margin: 0 0 1em; }
.pt-subpage-seo .pt-page-body p:last-child { margin-bottom: 0; }
.pt-subpage-seo .pt-page-body img { max-width: 100%; height: auto; border-radius: 8px; }
.pt-subpage-seo .pt-page-body a { color: var(--pt-ink); text-decoration: underline; }
.pt-subpage-seo .pt-page-body h2,
.pt-subpage-seo .pt-page-body h3 { font-family: var(--pt-font-serif); }

/* ═══════════════════════════════════════
   產品目錄 overlay（從右滑入）
═══════════════════════════════════════ */
.pt-catalog-view {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: var(--pt-bg);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-top: calc(var(--pt-nav-h) + var(--pt-safe-top));
  padding-bottom: var(--pt-safe-bottom);
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
  visibility: hidden;
}
.pt-catalog-view.is-open {
  transform: translateX(0);
  visibility: visible;
}
.pt-catalog-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* ═══════════════════════════════════════
   產品清單
═══════════════════════════════════════ */
.pt-product-grid { display: grid; gap: 1rem; }
.pt-product-card {
  display: block;
  background: var(--pt-paper);
  border-radius: var(--pt-radius);
  padding: 1.25rem 1.5rem;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--pt-border);
  box-shadow: 0 2px 10px var(--pt-shadow);
  transition: box-shadow 0.22s, border-color 0.22s, transform 0.18s;
}
.pt-product-card:hover { box-shadow: 0 4px 20px var(--pt-shadow-strong); border-color: #bbb; }
.pt-product-card:active { transform: scale(0.99); }
.pt-product-card .name { font-size: 1.05rem; font-weight: 500; display: block; margin-bottom: 0.2rem; }
.pt-product-card .price { font-size: 0.85rem; color: var(--pt-ink-muted); }
.pt-product-card:hover .name { text-decoration: underline; }

/* ═══════════════════════════════════════
   產品詳情全頁（蓋住導航列）
═══════════════════════════════════════ */
.pt-fullpage {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--pt-paper);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  padding-top: var(--pt-safe-top);
  padding-bottom: calc(var(--pt-booking-bar-height) + var(--pt-safe-bottom) + 1rem);
}
.pt-fullpage.open { transform: translateX(0); }
.pt-fullpage-inner { max-width: 720px; margin: 0 auto; padding: 1.5rem; }
.pt-fullpage .pt-close {
  position: sticky;
  top: 0;
  float: right;
  width: 44px;
  height: 44px;
  background: var(--pt-border);
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pt-ink);
  transition: background 0.2s;
  margin: 0 0 0.5rem;
}
.pt-fullpage .pt-close:hover { background: var(--pt-accent-soft); }
.pt-fullpage .pt-product-name {
  font-family: var(--pt-font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  clear: both;
  margin-bottom: 1rem;
}
.pt-fullpage .pt-product-body {
  color: var(--pt-ink);
  font-size: 0.95rem;
  line-height: 1.85;
}
.pt-fullpage .pt-product-body p { margin: 0 0 1em; }
.pt-fullpage .pt-product-body p:last-child { margin-bottom: 0; }
.pt-fullpage .pt-product-body img { max-width: 100%; height: auto; border-radius: 8px; }
.pt-fullpage .pt-product-body a { color: var(--pt-ink); text-decoration: underline; }
.pt-fullpage .pt-product-body a[target="_blank"]::after { content: " ↗"; font-size: 0.75em; }

/* ═══════════════════════════════════════
   預約列（2026 輕簡快速）
═══════════════════════════════════════ */
.pt-booking-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 110;
  background: var(--pt-paper);
  border-top: 1px solid var(--pt-border);
  box-shadow: 0 -4px 24px var(--pt-shadow);
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding-bottom: var(--pt-safe-bottom);
  max-height: 88dvh;
  overflow-y: auto;
}
.pt-booking-bar.visible { transform: translateY(0); }
.pt-booking-bar-inner {
  max-width: 480px;
  margin: 0 auto;
  padding: 1rem 1.25rem 1.25rem;
  position: relative;
}
.pt-booking-bar .pt-close-booking {
  position: absolute;
  top: 0.75rem; right: 1rem;
  width: 36px; height: 36px;
  background: none; border: none;
  font-size: 1.5rem; line-height: 1;
  color: var(--pt-ink-muted);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
}
.pt-booking-bar .pt-close-booking:hover { background: var(--pt-accent-soft); color: var(--pt-ink); }
.pt-booking-product-name {
  font-family: var(--pt-font-serif);
  font-size: 1.05rem; font-weight: 600;
  margin: 0 2rem 1rem 0;
}
.pt-booking-step { margin-bottom: 1rem; }
.pt-booking-label {
  display: block;
  font-size: 0.8rem; font-weight: 500;
  color: var(--pt-ink-muted);
  margin-bottom: 0.4rem;
}
.pt-booking-label em { font-style: normal; font-weight: 400; }
.pt-booking-label-opt { margin-top: 0.6rem; }
.pt-booking-chips {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.pt-booking-bar .pt-chip {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  border: 1px solid var(--pt-border);
  background: var(--pt-paper);
  border-radius: 999px;
  cursor: pointer;
  color: var(--pt-ink);
  font-family: inherit;
  transition: background 0.15s, border-color 0.15s;
}
.pt-booking-bar .pt-chip:hover { background: var(--pt-accent-soft); border-color: var(--pt-border); }
.pt-booking-bar .pt-chip.is-selected {
  background: var(--pt-ink);
  color: #fff;
  border-color: var(--pt-ink);
}
.pt-booking-contact input[type="tel"],
.pt-booking-contact input[type="text"] {
  width: 100%;
  font-family: inherit; font-size: 1rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--pt-border);
  border-radius: 10px;
  background: var(--pt-paper);
  color: var(--pt-ink);
  transition: border-color 0.15s;
}
.pt-booking-contact input:focus {
  outline: none;
  border-color: var(--pt-ink);
}
.pt-booking-bar .pt-btn-book {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.85rem 1.25rem;
  background: var(--pt-ink);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 1rem; font-weight: 500;
  cursor: pointer;
  transition: background 0.18s;
}
.pt-booking-bar .pt-btn-book:hover { background: var(--pt-accent-hover); }
.pt-booking-bar .pt-btn-book:disabled { opacity: 0.6; cursor: not-allowed; }
.pt-booking-hint {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: var(--pt-ink-muted);
  min-height: 1.2em;
}
.pt-booking-other {
  display: none;
  margin-top: 0.5rem;
}
.pt-booking-other.is-visible { display: block; }
.pt-booking-other input {
  width: 100%;
  max-width: 200px;
  font-family: inherit;
  font-size: 1rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--pt-border);
  border-radius: 8px;
  background: var(--pt-paper);
  color: var(--pt-ink);
}

/* 已預約詳情（本地，12h 內顯示） */
.pt-booking-done {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, visibility 0.25s;
}
.pt-booking-done.is-visible { opacity: 1; visibility: visible; }
.pt-booking-done-inner {
  background: var(--pt-paper);
  border-radius: 16px;
  padding: 1.5rem;
  max-width: 360px;
  width: 100%;
  box-shadow: 0 8px 32px var(--pt-shadow-strong);
}
.pt-booking-done-title {
  margin: 0 0 1rem;
  font-family: var(--pt-font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  text-align: center;
}
.pt-booking-done-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  margin: 0 0 1rem;
  font-size: 0.9rem;
}
.pt-booking-done-details dt { color: var(--pt-ink-muted); font-weight: 500; }
.pt-booking-done-details dd { margin: 0; }
.pt-booking-done-close {
  display: block;
  width: 100%;
  padding: 0.65rem;
  background: var(--pt-ink);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
}

/* ═══════════════════════════════════════
   Toast
═══════════════════════════════════════ */
.pt-toast {
  position: fixed;
  bottom: 5rem; left: 50%;
  transform: translate(-50%, 80px);
  padding: 0.6rem 1.2rem;
  background: var(--pt-ink); color: #fff;
  border-radius: 999px; font-size: 0.85rem;
  opacity: 0;
  transition: transform 0.25s, opacity 0.25s;
  z-index: 200; pointer-events: none;
}
.pt-toast.show { transform: translate(-50%, 0); opacity: 1; }

/* ═══════════════════════════════════════
   雜項
═══════════════════════════════════════ */
.pt-loading { text-align: center; padding: 2rem; color: var(--pt-ink-muted); }

@media (max-width: 480px) {
  .pt-booking-bar-inner { padding: 1rem; }
}