/* =========================================================
   Le Cercle — 共用樣式
   風格：黑色系 / 歐式典雅 / 金色點綴
   ========================================================= */

:root {
  --black:        #0a0a0a;
  --black-soft:   #111111;
  --black-panel:  #161616;
  --line:         #2a2a2a;
  --gold:         #c9a86a;
  --gold-soft:    #d8c194;
  --gold-deep:    #9d8049;
  --text:         #ece8e1;
  --text-dim:     #9b958a;
  --text-faint:   #6f6a61;
  --serif-zh: "Noto Serif TC", "Songti TC", "STSong", serif;
  --serif-en: "Cormorant Garamond", "Times New Roman", serif;
  --sans-zh: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --maxw: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: var(--sans-zh);
  font-weight: 300;
  line-height: 1.9;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ---------- 通用排版 ---------- */
.serif { font-family: var(--serif-zh); }
.gold  { color: var(--gold); }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}

.eyebrow {
  font-family: var(--serif-en);
  font-size: clamp(.85rem, 1.6vw, 1rem);
  letter-spacing: .42em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
}

.section-title {
  font-family: var(--serif-zh);
  font-weight: 500;
  font-size: clamp(1.8rem, 4.4vw, 3rem);
  line-height: 1.3;
  letter-spacing: .08em;
  margin: .6rem 0 0;
}

.divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 1.6rem 0;
}
.divider.center { margin-left: auto; margin-right: auto; }

/* =========================================================
   頁首導覽列
   ========================================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .6rem clamp(1.2rem, 4vw, 3rem);
  background: rgba(10,10,10,.55);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: background .4s ease, border-color .4s ease, padding .4s ease;
}
.site-header.scrolled {
  background: rgba(10,10,10,.92);
  border-bottom-color: var(--line);
}

.brand { display: flex; align-items: center; gap: .8rem; }
.brand img { width: 52px; height: 52px; object-fit: contain; }
.brand .brand-name {
  font-family: var(--serif-en);
  font-size: 1.35rem;
  letter-spacing: .22em;
  color: var(--gold);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.4rem);
}
.nav a {
  position: relative;
  font-size: .92rem;
  letter-spacing: .14em;
  color: var(--text-dim);
  padding: .3rem 0;
  transition: color .3s ease;
}
.nav a .en {
  display: block;
  font-family: var(--serif-en);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-faint);
  transition: color .3s ease;
}
.nav a:hover,
.nav a.active { color: var(--gold); }
.nav a:hover .en,
.nav a.active .en { color: var(--gold-deep); }
.nav a.active::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  width: 100%; height: 1px;
  background: var(--gold);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .4rem;
}
.nav-toggle span {
  display: block;
  width: 26px; height: 1.5px;
  background: var(--gold);
  transition: transform .3s ease, opacity .3s ease;
}

/* =========================================================
   頁尾
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--black-soft);
  padding: 3.5rem 0 2.5rem;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
}
.footer-brand img { width: 70px; margin-bottom: 1rem; }
.footer-brand .brand-name {
  font-family: var(--serif-en);
  font-size: 1.5rem;
  letter-spacing: .24em;
  color: var(--gold);
}
.footer-col h4 {
  font-family: var(--serif-en);
  font-size: .8rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 1rem;
}
.footer-col p,
.footer-col a {
  display: block;
  color: var(--text-dim);
  font-size: .9rem;
  margin-bottom: .55rem;
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  text-align: center;
  margin-top: 3rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
  color: var(--text-faint);
  font-size: .78rem;
  letter-spacing: .14em;
}

/* =========================================================
   區塊 / 內頁頭部
   ========================================================= */
.page-hero {
  position: relative;
  min-height: 46vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 9rem 1.5rem 4rem;
  background:
    radial-gradient(ellipse at center, rgba(201,168,106,.07), transparent 70%),
    var(--black);
  border-bottom: 1px solid var(--line);
}
.page-hero .eyebrow { margin-bottom: .6rem; }
.page-hero h1 {
  font-family: var(--serif-zh);
  font-weight: 500;
  font-size: clamp(2.1rem, 6vw, 3.6rem);
  letter-spacing: .14em;
}
.page-hero .sub {
  font-family: var(--serif-en);
  color: var(--text-dim);
  letter-spacing: .26em;
  margin-top: .8rem;
  font-size: clamp(.85rem, 2vw, 1.05rem);
}

section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }

/* 插圖占位 */
.illus {
  position: relative;
  aspect-ratio: 4 / 5;
  background:
    linear-gradient(135deg, var(--black-panel), var(--black-soft));
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  color: var(--text-faint);
  overflow: hidden;
}
.illus::before {
  content: "";
  position: absolute; inset: 12px;
  border: 1px solid rgba(201,168,106,.25);
  pointer-events: none;
  z-index: 2;
}
.illus img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  transition: transform 1.2s ease;
}
.illus:hover img { transform: scale(1.05); }
.illus .mark {
  font-family: var(--serif-en);
  font-size: 2.2rem;
  color: var(--gold-deep);
  letter-spacing: .1em;
}
.illus .label {
  font-size: .8rem;
  letter-spacing: .2em;
}

/* =========================================================
   響應式
   ========================================================= */
@media (max-width: 860px) {
  .nav {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(78vw, 320px);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.8rem;
    padding: 3rem 2.4rem;
    background: var(--black-soft);
    border-left: 1px solid var(--line);
    transform: translateX(100%);
    transition: transform .4s cubic-bezier(.22,1,.36,1);
  }
  .nav.open { transform: translateX(0); }
  .nav a { font-size: 1.05rem; }
  .nav-toggle { display: flex; z-index: 110; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* =========================================================
   首頁 — 輪播
   ========================================================= */
.hero-slider {
  position: relative;
  height: 100vh;
  min-height: 560px;
  overflow: hidden;
}
.slide {
  position: absolute; inset: 0;
  opacity: 0;
  transition: opacity 1.4s ease;
  background-size: cover;
  background-position: center;
}
.slide.active { opacity: 1; }
.slide::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(10,10,10,.55), rgba(10,10,10,.25) 40%, rgba(10,10,10,.85));
}
.hero-caption {
  position: absolute;
  left: 0; right: 0; bottom: 18vh;
  z-index: 3;
  text-align: center;
  padding: 0 1.5rem;
  pointer-events: none;
}
.hero-caption .eyebrow { margin-bottom: 1rem; }
.hero-caption h1 {
  font-family: var(--serif-zh);
  font-weight: 400;
  font-size: clamp(2.2rem, 6vw, 4.4rem);
  letter-spacing: .16em;
  line-height: 1.35;
}
.hero-caption .lead {
  font-family: var(--serif-en);
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold-soft);
  margin-top: 1.2rem;
  font-size: clamp(.8rem, 2vw, 1.1rem);
}
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 56px; height: 56px;
  border: 1px solid rgba(201,168,106,.5);
  background: rgba(10,10,10,.3);
  color: var(--gold);
  font-size: 1.4rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  transition: background .3s ease, border-color .3s ease;
}
.slider-arrow:hover { background: rgba(201,168,106,.18); border-color: var(--gold); }
.slider-arrow.prev { left: clamp(1rem, 3vw, 2.4rem); }
.slider-arrow.next { right: clamp(1rem, 3vw, 2.4rem); }
.slider-dots {
  position: absolute;
  bottom: 7vh; left: 0; right: 0;
  z-index: 5;
  display: flex; justify-content: center; gap: .8rem;
}
.slider-dots button {
  width: 36px; height: 2px;
  border: none; cursor: pointer;
  background: rgba(236,232,225,.3);
  transition: background .3s ease;
}
.slider-dots button.active { background: var(--gold); }

.scroll-hint {
  position: absolute;
  bottom: 2.4rem; left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  color: var(--text-faint);
  font-family: var(--serif-en);
  letter-spacing: .25em;
  font-size: .72rem;
  text-transform: uppercase;
  animation: floaty 2.6s ease-in-out infinite;
}
@keyframes floaty { 0%,100%{transform:translate(-50%,0)} 50%{transform:translate(-50%,8px)} }

/* 首頁文字區 */
.intro {
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}
.intro p {
  color: var(--text-dim);
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  font-family: var(--serif-zh);
  line-height: 2.2;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 1rem;
}
.feature-card {
  text-align: center;
  padding: 2.6rem 1.6rem;
  border: 1px solid var(--line);
  background: var(--black-soft);
  transition: border-color .4s ease, transform .4s ease;
}
.feature-card:hover { border-color: var(--gold-deep); transform: translateY(-6px); }
.feature-card .num {
  font-family: var(--serif-en);
  font-size: 1.6rem;
  color: var(--gold);
  letter-spacing: .1em;
}
.feature-card h3 {
  font-family: var(--serif-zh);
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: .1em;
  margin: 1rem 0 .8rem;
}
.feature-card p { color: var(--text-dim); font-size: .92rem; }

.cta-band {
  text-align: center;
  background:
    radial-gradient(ellipse at center, rgba(201,168,106,.08), transparent 70%),
    var(--black-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.btn {
  display: inline-block;
  font-family: var(--serif-en);
  letter-spacing: .24em;
  text-transform: uppercase;
  font-size: .85rem;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 1rem 2.6rem;
  transition: background .35s ease, color .35s ease;
}
.btn:hover { background: var(--gold); color: var(--black); }

/* =========================================================
   內容頁（品牌 / 主廚）
   ========================================================= */
.prose {
  max-width: 760px;
  margin: 0 auto;
}
.prose p {
  font-family: var(--serif-zh);
  color: var(--text-dim);
  font-size: clamp(1rem, 2.1vw, 1.12rem);
  line-height: 2.25;
  margin-bottom: 1.6rem;
}
.prose p.lead-line {
  color: var(--text);
  font-size: clamp(1.15rem, 2.6vw, 1.4rem);
  text-align: center;
  letter-spacing: .04em;
}
.prose .quote {
  text-align: center;
  font-family: var(--serif-zh);
  color: var(--gold-soft);
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  letter-spacing: .08em;
  margin: 2.5rem 0;
  line-height: 1.8;
}
.prose h2 {
  font-family: var(--serif-zh);
  font-weight: 500;
  font-size: clamp(1.4rem, 3.4vw, 1.9rem);
  letter-spacing: .1em;
  color: var(--text);
  text-align: center;
  margin: 1rem 0 .4rem;
}
.prose ul { list-style: none; text-align: center; margin: 1.2rem 0 1.8rem; }
.prose ul li { color: var(--gold-soft); font-family: var(--serif-zh); margin: .4rem 0; letter-spacing: .04em; }

.illus-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.split { background: var(--black-soft); }

/* =========================================================
   空白頁（當季菜單 / 料理介紹）
   ========================================================= */
.coming-soon {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 1.2rem;
}
.coming-soon .ring {
  width: 120px; height: 120px;
  border: 1px solid var(--gold-deep);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif-en);
  color: var(--gold);
  letter-spacing: .1em;
  margin-bottom: 1rem;
}
.coming-soon p { color: var(--text-dim); font-family: var(--serif-zh); letter-spacing: .1em; }

/* =========================================================
   線上訂位
   ========================================================= */
.reserve-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}
.form-card {
  background: var(--black-soft);
  border: 1px solid var(--line);
  padding: clamp(1.8rem, 4vw, 3rem);
}
.field { margin-bottom: 1.4rem; }
.field label {
  display: block;
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  font-family: var(--serif-en);
  margin-bottom: .55rem;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--black);
  border: 1px solid var(--line);
  color: var(--text);
  padding: .85rem 1rem;
  font-family: var(--sans-zh);
  font-size: .95rem;
  letter-spacing: .03em;
  transition: border-color .3s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus { outline: none; border-color: var(--gold); }
.field textarea { resize: vertical; min-height: 96px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-submit {
  width: 100%;
  background: var(--gold);
  color: var(--black);
  border: none;
  padding: 1.05rem;
  font-family: var(--serif-en);
  letter-spacing: .24em;
  text-transform: uppercase;
  font-size: .9rem;
  cursor: pointer;
  transition: background .3s ease;
}
.form-submit:hover { background: var(--gold-soft); }
.form-note { color: var(--text-faint); font-size: .8rem; margin-top: 1rem; text-align: center; }

.info-block { margin-bottom: 2.4rem; }
.info-block h3 {
  font-family: var(--serif-en);
  font-size: .82rem;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: .8rem;
}
.info-block .big {
  font-family: var(--serif-zh);
  font-size: 1.4rem;
  letter-spacing: .06em;
  color: var(--text);
}
.info-block p { color: var(--text-dim); font-family: var(--serif-zh); }
.map-frame {
  width: 100%;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--line);
  margin-top: .5rem;
  filter: grayscale(1) contrast(1.05) brightness(.85);
  transition: filter .4s ease;
}
.map-frame:hover { filter: grayscale(.2) brightness(1); }

/* 進場淡入 */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s ease, transform .9s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 860px) {
  .feature-grid { grid-template-columns: 1fr; gap: 1.4rem; }
  .illus-row { grid-template-columns: 1fr; gap: 1.4rem; max-width: 420px; margin: 0 auto; }
  .reserve-grid { grid-template-columns: 1fr; }
  .slider-arrow { width: 46px; height: 46px; }
  .field-row { grid-template-columns: 1fr; }
}

/* =========================================================
   當季菜單 — 菜單卡片 + 燈箱
   ========================================================= */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.8rem, 4.5vw, 4rem);
  max-width: 900px;
  margin: 0 auto;
}
.menu-card { margin: 0; }

.menu-frame {
  display: block;
  width: 100%;
  padding: 0;
  position: relative;
  overflow: hidden;
  cursor: zoom-in;
  background: var(--black-soft);
  border: 1px solid var(--line);
  box-shadow: 0 30px 60px -34px rgba(0,0,0,.85);
  transition: border-color .45s ease, transform .45s ease, box-shadow .45s ease;
}
.menu-frame img {
  width: 100%;
  display: block;
  transition: transform .9s cubic-bezier(.2,.8,.2,1);
}
.menu-frame:hover,
.menu-frame:focus-visible {
  border-color: var(--gold-deep);
  transform: translateY(-6px);
  box-shadow: 0 42px 72px -30px rgba(0,0,0,.92);
  outline: none;
}
.menu-frame:hover img,
.menu-frame:focus-visible img { transform: scale(1.035); }

.zoom-hint {
  position: absolute;
  left: 50%; bottom: 16px;
  transform: translate(-50%, 10px);
  background: rgba(10,10,10,.7);
  backdrop-filter: blur(4px);
  color: var(--gold);
  border: 1px solid rgba(201,168,106,.5);
  font-size: .78rem;
  letter-spacing: .2em;
  padding: .5rem 1.15rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .4s ease, transform .4s ease;
}
.menu-frame:hover .zoom-hint,
.menu-frame:focus-visible .zoom-hint { opacity: 1; transform: translate(-50%, 0); }

.menu-card figcaption { text-align: center; padding-top: 1.6rem; }
.menu-card .m-fr {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: clamp(1.3rem, 2.8vw, 1.75rem);
  color: var(--gold-soft);
  letter-spacing: .03em;
  line-height: 1.3;
}
.menu-card .m-zh {
  font-family: var(--serif-zh);
  font-size: 1.05rem;
  letter-spacing: .22em;
  color: var(--text);
  margin-top: .5rem;
}
.menu-card .m-note {
  font-size: .84rem;
  letter-spacing: .08em;
  color: var(--text-faint);
  margin-top: .75rem;
}

.menu-foot {
  text-align: center;
  color: var(--text-faint);
  font-size: .82rem;
  letter-spacing: .06em;
  margin-top: 3rem;
}

/* 燈箱 */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4vh 4vw;
  background: rgba(6,6,6,.94);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .4s ease, visibility .4s ease;
  cursor: zoom-out;
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox img {
  max-width: min(94vw, 680px);
  max-height: 92vh;
  width: auto; height: auto;
  border: 1px solid rgba(201,168,106,.25);
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.9);
  transform: scale(.96);
  transition: transform .45s cubic-bezier(.2,.8,.2,1);
}
.lightbox.open img { transform: scale(1); }
.lightbox-close {
  position: fixed;
  top: 1.4rem; right: 1.8rem;
  z-index: 201;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(10,10,10,.5);
  border: 1px solid rgba(201,168,106,.5);
  color: var(--gold);
  font-size: 1.9rem; line-height: 1;
  cursor: pointer;
  transition: background .3s ease, border-color .3s ease;
}
.lightbox-close:hover { background: rgba(201,168,106,.18); border-color: var(--gold); }

@media (max-width: 720px) {
  .menu-grid { grid-template-columns: 1fr; max-width: 460px; gap: 3rem; }
}

/* =========================================================
   料理介紹 — 料理畫廊 (沿用 .menu-frame / .zoom-hint / 燈箱)
   ========================================================= */
.dish-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.2rem, 2.6vw, 2rem);
}
.dish-grid .menu-frame { cursor: zoom-in; }
.dish-grid .zoom-hint { bottom: 14px; font-size: .72rem; padding: .42rem .95rem; }

@media (max-width: 900px) {
  .dish-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .dish-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
}

/* =========================================================
   訂位表單 — 必填標記 / 提示 / 蜜罐 / 檢核碼
   ========================================================= */
.field .req { color: var(--gold); margin-left: 2px; }
.field-hint {
  margin-top: .4rem;
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--text-faint);
}

/* 蜜罐：人類看不到 */
.hp-field {
  position: absolute !important;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* 檢核碼 */
.captcha-row {
  display: flex;
  align-items: center;
  gap: .6rem;
}
.captcha-q {
  min-width: 86px;
  text-align: center;
  font-family: var(--serif-en);
  font-size: 1.25rem;
  letter-spacing: .1em;
  color: var(--gold-soft);
  background: var(--black);
  border: 1px solid var(--line);
  padding: .7rem .6rem;
  user-select: none;
}
.captcha-eq { color: var(--text-faint); font-size: 1.1rem; }
.captcha-row input {
  flex: 1;
  min-width: 0;
}
.captcha-refresh {
  flex: 0 0 auto;
  width: 44px; height: 44px;
  background: var(--black);
  border: 1px solid var(--line);
  color: var(--gold);
  font-size: 1.1rem;
  cursor: pointer;
  transition: border-color .3s ease, color .3s ease, transform .4s ease;
}
.captcha-refresh:hover { border-color: var(--gold); transform: rotate(180deg); }
.form-submit:disabled { opacity: .6; cursor: not-allowed; }