:root {
  --blue: #254898;      /* VI 主色 CMYK 92/75/0/0 */
  --blue-dark: #1b3772;
  --pale: #e4eef6;      /* VI 輔色 Pantone 642 */
  --red: #e2462f;       /* 菜單分類字的紅 */
  --ink: #1d2433;
  --muted: #5b6577;
  --paper: #ffffff;
  --line: #06c755;      /* LINE 品牌綠 */
  --radius: 14px;
  --serif: "Noto Serif TC", "Songti TC", serif;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-text-size-adjust: 100%;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); }

.wrap { width: min(1080px, 100% - 32px); margin-inline: auto; }

/* 頂欄 */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--pale);
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--blue); font-family: var(--serif); font-size: 18px; letter-spacing: .08em; }
.nav { display: flex; gap: 4px; }
.nav a { padding: 6px 10px; border-radius: 8px; text-decoration: none; color: var(--ink); font-weight: 500; }
.nav a:hover { background: var(--pale); color: var(--blue); }

/* 首屏 */
.hero { background: var(--pale); padding: 48px 0 56px; }
.hero__inner { display: grid; gap: 32px; align-items: center; }
.hero__logo { width: min(340px, 80%); margin-inline: auto; }
.hero__title {
  margin: 0 0 8px;
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(26px, 5vw, 36px); line-height: 1.3;
  color: var(--blue); letter-spacing: .08em;
}
.hero__lead { margin: 0 0 20px; font-size: 18px; color: var(--blue-dark); font-weight: 500; }

.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 24px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 22px; border-radius: 999px;
  background: var(--blue); color: #fff; text-decoration: none; font-weight: 700;
  border: 2px solid var(--blue);
}
.btn:hover { background: var(--blue-dark); border-color: var(--blue-dark); }
.btn--line { background: var(--line); border-color: var(--line); }
.btn--line:hover { background: #05a647; border-color: #05a647; }
.btn--ghost { background: transparent; color: var(--blue); }
.btn--ghost:hover { background: #fff; color: var(--blue-dark); }

.facts { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.facts li { display: flex; gap: 12px; }
.facts strong { color: var(--blue); min-width: 2.5em; }

@media (min-width: 760px) {
  .hero { padding: 72px 0 80px; }
  .hero__inner { grid-template-columns: 1fr 1.1fr; gap: 56px; }
  .hero__logo { width: 100%; max-width: 420px; }
  .hero__lead { font-size: 20px; }
}

/* 區塊標題 */
.section-title {
  margin: 0 0 8px;
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(28px, 5vw, 38px);
  color: var(--blue); letter-spacing: .12em;
}

/* 介紹 */
.about { padding: 64px 0 0; }
.about__grid { display: grid; gap: 16px; margin-top: 24px; }
@media (min-width: 760px) { .about__grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
.point { background: var(--pale); border-radius: var(--radius); padding: 20px 22px; }
.point h3 { margin: 0 0 6px; color: var(--blue); font-size: 18px; }
.point p { margin: 0; }

/* 菜單 */
.menu { padding: 64px 0; }
.menu__legend { margin: 0 0 32px; color: var(--muted); }
.menu__legend b { color: var(--blue); }

.menu__grid { display: grid; gap: 20px; }
@media (min-width: 760px) {
  .menu__grid { grid-template-columns: 1fr 1fr; gap: 24px 32px; }
  .cat--wide { grid-column: 1 / -1; }
}

.cat { border: 2px solid var(--pale); border-radius: var(--radius); padding: 20px 20px 12px; }
.cat__title {
  display: inline-block; margin: 0 0 12px; padding: 2px 16px;
  background: var(--pale); border-radius: 999px;
  font-family: var(--serif); font-weight: 900; font-size: 20px;
  color: var(--red); letter-spacing: .1em;
}

.items { list-style: none; margin: 0; padding: 0; }
.items li {
  display: flex; align-items: baseline; gap: 8px;
  padding: 8px 0; border-bottom: 1px dashed #c9d7ea;
}
.items li:last-child { border-bottom: 0; }
.items .name { flex: 1; font-weight: 500; }
.items .price { white-space: nowrap; color: var(--blue); font-weight: 700; }
.items .price small { color: var(--muted); font-weight: 400; font-size: 13px; }

@media (min-width: 760px) {
  .items--cols { columns: 2; column-gap: 40px; }
  .items--cols li { break-inside: avoid; }
  .items--cols li:last-child { border-bottom: 1px dashed #c9d7ea; }
}

.notes { margin: 24px 0 0; padding-left: 1.2em; color: var(--muted); }

/* 團訂 */
.group { padding: 0 0 64px; }
.group__inner {
  display: grid; gap: 20px; align-items: center;
  border: 2px solid var(--blue); border-radius: var(--radius); padding: 28px 24px;
}
.group__inner p { margin: 0; }
.group__inner b { color: var(--blue); }
@media (min-width: 760px) { .group__inner { grid-template-columns: 1fr auto; padding: 32px 40px; gap: 40px; } }

/* 訂餐 */
.order { background: var(--blue); color: #fff; padding: 64px 0; }
.order .section-title { color: #fff; margin-bottom: 24px; }
.order__grid { display: grid; gap: 12px; }
@media (min-width: 640px) { .order__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .order__grid { grid-template-columns: repeat(4, 1fr); } }
.order__card {
  display: flex; flex-direction: column; gap: 4px;
  padding: 20px; border-radius: var(--radius);
  background: #fff; color: var(--ink); text-decoration: none;
  transition: transform .15s ease;
}
.order__card:hover { transform: translateY(-2px); }
.order__name { font-weight: 700; font-size: 18px; color: var(--blue); }
.order__desc { color: var(--muted); font-size: 14px; }

/* 常見問題 */
.faq { padding: 64px 0 0; }
.faq .section-title { margin-bottom: 20px; }
.faq details { border-bottom: 1px solid var(--pale); }
.faq summary {
  cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; gap: 16px;
  padding: 16px 0; font-weight: 700; font-size: 17px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--blue); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 16px; color: var(--muted); }

/* 交通 */
.visit { padding: 64px 0; }
.visit__area { margin: 0 0 24px; color: var(--muted); }
.visit__inner { display: grid; gap: 32px; align-items: center; }
.visit__list { display: grid; grid-template-columns: auto 1fr; gap: 8px 20px; margin: 16px 0 28px; }
.visit__list dt { color: var(--blue); font-weight: 700; }
.visit__list dd { margin: 0; }
.visit__face { width: 160px; margin-inline: auto; opacity: .9; }
@media (min-width: 760px) {
  .visit__inner { grid-template-columns: 1fr auto; }
  .visit__face { width: 220px; }
}

.footer { background: var(--pale); color: var(--muted); font-size: 14px; padding: 28px 0; text-align: center; }
.footer p { margin: 0 0 4px; }
.footer__name { color: var(--blue); font-weight: 700; }
.footer__links { display: flex; justify-content: center; gap: 20px; margin-top: 8px !important; }

/* 窄螢幕：頂欄四個連結放得下 */
@media (max-width: 420px) {
  .brand span { font-size: 16px; letter-spacing: .02em; }
  .nav a { padding: 6px 7px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .order__card { transition: none; }
}