/* ═══════════════════════════════════════════════════════════
   商場門面共用樣式 — 「法律文書 × 現代 SaaS」編輯感
   紙感米白 × 墨黑 × 硃砂紅；Noto Serif TC 標題 / Noto Sans TC 內文
   ═══════════════════════════════════════════════════════════ */

:root {
  --paper: #f7f3ec;
  --paper-deep: #efe9dd;
  --ink: #1c1b18;
  --ink-soft: #55534c;
  --ink-faint: #8d8a80;
  --cinnabar: #b8321f;
  --cinnabar-deep: #952717;
  --seal: #b8321f14;
  --hairline: #d8d2c4;
  --card: #fffdf9;
  --serif: "Noto Serif TC", "Songti TC", serif;
  --sans: "Noto Sans TC", "PingFang TC", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background:
    repeating-linear-gradient(0deg, transparent 0 2px, rgba(28,27,24,0.008) 2px 4px),
    var(--paper);
  color: var(--ink);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
::selection { background: var(--cinnabar); color: #fff; }

/* ── 全站告示帶：staging 占位聲明 ─────────────────── */
.notice-bar {
  background: var(--ink);
  color: #f0ece2;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-align: center;
  padding: 0.5rem 1rem;
}
.notice-bar strong { color: #f4b8ad; font-weight: 600; }

/* ── 頁首 ───────────────────────────────────────── */
header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 5vw;
  border-bottom: 1px solid var(--hairline);
  background: rgba(247,243,236,0.92);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 50;
}
.logo {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  font-family: var(--serif);
}
.logo .seal-mark {
  display: inline-grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border: 1.5px solid var(--cinnabar);
  color: var(--cinnabar);
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.1;
  text-align: center;
  align-self: center;
  border-radius: 3px;
  transform: rotate(-3deg);
}
.logo .brand-zh { font-size: 1.25rem; font-weight: 700; letter-spacing: 0.06em; }
.logo .brand-en {
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
nav.site-nav { display: flex; gap: 2.2rem; font-size: 0.92rem; }
nav.site-nav a {
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: border-color .2s, color .2s;
}
nav.site-nav a:hover { color: var(--cinnabar); }
nav.site-nav a.active { border-bottom-color: var(--cinnabar); font-weight: 600; }

/* ── Hero（目錄頁） ─────────────────────────────── */
.hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: 6rem 5vw 4.5rem;
  position: relative;
}
.hero .kicker {
  font-size: 0.8rem;
  letter-spacing: 0.35em;
  color: var(--cinnabar);
  font-weight: 600;
  margin-bottom: 1.6rem;
}
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(2.1rem, 5.2vw, 3.6rem);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: 0.02em;
  max-width: 21em;
}
.hero h1 em {
  font-style: normal;
  color: var(--cinnabar);
  border-bottom: 3px solid var(--cinnabar);
  padding-bottom: 2px;
}
.hero .lede {
  margin-top: 1.8rem;
  max-width: 34em;
  color: var(--ink-soft);
  font-size: 1.05rem;
}
.hero .hero-note {
  margin-top: 2.4rem;
  display: inline-block;
  border: 1px dashed var(--cinnabar);
  background: var(--seal);
  color: var(--cinnabar-deep);
  font-size: 0.85rem;
  padding: 0.55rem 1.1rem;
  border-radius: 3px;
}

/* 直式落款（裝飾） */
.hero .vertical-mark {
  position: absolute;
  right: 5vw;
  top: 6rem;
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-size: 0.82rem;
  letter-spacing: 0.5em;
  color: var(--ink-faint);
  border-right: 1px solid var(--hairline);
  padding-right: 0.8rem;
  height: 11em;
}
@media (max-width: 760px) { .hero .vertical-mark { display: none; } }

/* ── 區段標題 ───────────────────────────────────── */
.section {
  max-width: 1080px;
  margin: 0 auto;
  padding: 3.5rem 5vw;
}
.section-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  border-top: 2px solid var(--ink);
  padding-top: 1.1rem;
  margin-bottom: 2.4rem;
}
.section-head .no {
  font-family: var(--serif);
  font-size: 0.85rem;
  color: var(--cinnabar);
  letter-spacing: 0.15em;
}
.section-head h2 {
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.section-head .en {
  margin-left: auto;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--ink-faint);
  text-transform: uppercase;
}

/* ── 商品卡（案卷風格） ─────────────────────────── */
.catalog { display: grid; gap: 1.6rem; }
.product-card {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
  animation: rise .6s both;
}
.product-card:nth-child(2) { animation-delay: .08s; }
.product-card:nth-child(3) { animation-delay: .16s; }
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(28,27,24,0.09);
}
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; } }

.product-card .spine {
  background: var(--paper-deep);
  border-right: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1.4rem 0.6rem;
}
.product-card .spine .engine-no {
  font-family: var(--serif);
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--ink);
}
.product-card .spine .engine-label {
  writing-mode: vertical-rl;
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  color: var(--ink-faint);
}
.product-card .body { padding: 1.8rem 2rem 1.6rem; }
.product-card .title-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.product-card h3 {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 700;
}
.badge {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 0.18rem 0.65rem;
  border-radius: 2px;
  border: 1px solid;
}
.badge.building { color: var(--cinnabar-deep); border-color: var(--cinnabar); background: var(--seal); }
.badge.preview  { color: #5a5340; border-color: #b3a880; background: #b3a8801a; }
.product-card .pitch { color: var(--ink-soft); font-size: 0.95rem; max-width: 46em; }
.product-card ul.points {
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.45rem 1.6rem;
  font-size: 0.88rem;
  color: var(--ink-soft);
}
.product-card ul.points li {
  padding-left: 1.1em;
  position: relative;
}
.product-card ul.points li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--cinnabar);
}
.product-card .card-foot {
  margin-top: 1.3rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--hairline);
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
}
.product-card .card-foot .honest {
  color: var(--ink-faint);
  font-size: 0.78rem;
}
@media (max-width: 640px) {
  .product-card { grid-template-columns: 1fr; }
  .product-card .spine {
    flex-direction: row;
    border-right: none;
    border-bottom: 1px solid var(--hairline);
    padding: 0.7rem;
  }
  .product-card .spine .engine-label { writing-mode: horizontal-tb; letter-spacing: 0.2em; }
}

/* ── 按鈕 ───────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.65rem 1.6rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  border-radius: 3px;
  border: 1.5px solid var(--ink);
  transition: all .2s;
  cursor: pointer;
  background: transparent;
  font-family: var(--sans);
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn.primary { background: var(--cinnabar); border-color: var(--cinnabar); color: #fff; }
.btn.primary:hover { background: var(--cinnabar-deep); border-color: var(--cinnabar-deep); }
.btn.ghost { border-color: var(--hairline); color: var(--ink-soft); }
.btn.ghost:hover { border-color: var(--ink); color: var(--ink); background: transparent; }

/* ── 定價頁 ─────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.4rem;
}
.plan {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  padding: 2rem 1.8rem;
  display: flex;
  flex-direction: column;
  animation: rise .6s both;
}
.plan:nth-child(2) { animation-delay: .08s; }
.plan:nth-child(3) { animation-delay: .16s; }
.plan.featured { border: 1.5px solid var(--cinnabar); position: relative; }
.plan.featured::after {
  content: "建議起點（示意）";
  position: absolute;
  top: -0.8rem;
  left: 1.4rem;
  background: var(--cinnabar);
  color: #fff;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  padding: 0.15rem 0.7rem;
  border-radius: 2px;
}
.plan .plan-name { font-family: var(--serif); font-size: 1.15rem; font-weight: 700; }
.plan .plan-for { font-size: 0.82rem; color: var(--ink-faint); margin-top: 0.2rem; }
.plan .price {
  margin: 1.4rem 0 0.2rem;
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 900;
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}
.plan .price .tbd {
  color: var(--cinnabar);
  border: 1px dashed var(--cinnabar);
  background: var(--seal);
  font-size: 1.15rem;
  padding: 0.1rem 0.7rem;
  border-radius: 3px;
  letter-spacing: 0.08em;
}
.plan .price .unit { font-family: var(--sans); font-size: 0.8rem; color: var(--ink-faint); font-weight: 400; }
.plan .alt-price {
  font-size: 0.78rem;
  color: var(--cinnabar-deep);
  margin-top: 0.35rem;
  padding-left: 0.9em;
  position: relative;
}
.plan .alt-price::before { content: "◆"; position: absolute; left: 0; font-size: 0.6em; top: 0.5em; color: var(--cinnabar); }
.plan ul {
  list-style: none;
  margin: 1.4rem 0 1.8rem;
  padding-top: 1.2rem;
  border-top: 1px dashed var(--hairline);
  font-size: 0.88rem;
  color: var(--ink-soft);
  display: grid;
  gap: 0.55rem;
  flex: 1;
}
.plan ul li { padding-left: 1.3em; position: relative; }
.plan ul li::before { content: "✓"; position: absolute; left: 0; color: var(--cinnabar); font-weight: 700; }
.plan ul li.na { color: var(--ink-faint); }
.plan ul li.na::before { content: "—"; color: var(--hairline); }

/* 占位聲明卡 */
.tbd-banner {
  border: 1.5px dashed var(--cinnabar);
  background: var(--seal);
  border-radius: 4px;
  padding: 1.1rem 1.5rem;
  color: var(--cinnabar-deep);
  font-size: 0.9rem;
  margin-bottom: 2.4rem;
}
.tbd-banner strong { letter-spacing: 0.05em; }

/* ── 購買流程示意頁 ─────────────────────────────── */
.steps-nav {
  display: flex;
  gap: 0;
  margin-bottom: 2.6rem;
  border: 1px solid var(--hairline);
  border-radius: 4px;
  overflow: hidden;
  background: var(--card);
}
.steps-nav .step {
  flex: 1;
  padding: 0.9rem 1rem;
  font-size: 0.85rem;
  text-align: center;
  color: var(--ink-faint);
  border-right: 1px solid var(--hairline);
  position: relative;
}
.steps-nav .step:last-child { border-right: none; }
.steps-nav .step .n {
  font-family: var(--serif);
  font-weight: 900;
  margin-right: 0.4rem;
}
.steps-nav .step.active { background: var(--ink); color: var(--paper); }
.steps-nav .step.active .n { color: #f4b8ad; }
.steps-nav .step.done { color: var(--cinnabar-deep); }

.flow-panel {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  padding: 2.4rem 2.6rem;
  animation: rise .45s both;
}
.flow-panel h3 { font-family: var(--serif); font-size: 1.25rem; margin-bottom: 1.4rem; }
.flow-panel .field { margin-bottom: 1.2rem; }
.flow-panel label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.35rem; }
.flow-panel input[type="text"],
.flow-panel input[type="email"],
.flow-panel select,
.flow-panel textarea {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--hairline);
  border-radius: 3px;
  background: var(--paper);
  font-family: var(--sans);
  font-size: 0.92rem;
  color: var(--ink);
}
.flow-panel input:focus, .flow-panel select:focus, .flow-panel textarea:focus {
  outline: 2px solid var(--cinnabar);
  outline-offset: 1px;
}
.plan-pick { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0.9rem; }
.plan-pick .pick {
  border: 1.5px solid var(--hairline);
  border-radius: 4px;
  padding: 1.1rem 1.2rem;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  background: var(--paper);
}
.plan-pick .pick:hover { border-color: var(--ink); }
.plan-pick .pick.selected { border-color: var(--cinnabar); background: var(--seal); }
.plan-pick .pick .pk-name { font-weight: 700; font-family: var(--serif); }
.plan-pick .pick .pk-price { font-size: 0.8rem; color: var(--cinnabar-deep); margin-top: 0.2rem; }
.flow-actions { margin-top: 2rem; display: flex; gap: 1rem; justify-content: flex-end; }

.flow-summary {
  border: 1px dashed var(--hairline);
  border-radius: 4px;
  padding: 1.3rem 1.6rem;
  background: var(--paper);
  font-size: 0.9rem;
  display: grid;
  gap: 0.4rem;
  margin-bottom: 1.6rem;
}
.flow-summary .row { display: flex; justify-content: space-between; gap: 1rem; }
.flow-summary .row .k { color: var(--ink-faint); }

/* ── 頁尾 ───────────────────────────────────────── */
footer.site {
  border-top: 2px solid var(--ink);
  margin-top: 4rem;
  padding: 2.6rem 5vw 3rem;
  max-width: none;
  font-size: 0.82rem;
  color: var(--ink-soft);
}
footer.site .foot-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
footer.site .foot-brand { font-family: var(--serif); font-weight: 700; font-size: 1rem; color: var(--ink); }
footer.site .disclaimer { max-width: 40em; color: var(--ink-faint); font-size: 0.76rem; margin-top: 0.6rem; }