/* =========================================================
   Sushi Mood — Menu Page (menu.css)
   - 保险、成熟、少坑：简单布局 + 少量自定义 CSS
   ========================================================= */

:root{
  --sm-bg: #071616;
  --sm-panel: rgba(255,255,255,.06);
  --sm-panel-2: rgba(255,255,255,.04);
  --sm-border: rgba(255,255,255,.12);
  --sm-text: rgba(255,255,255,.92);
  --sm-muted: rgba(255,255,255,.68);
  --sm-dim: rgba(255,255,255,.52);

  /* Sushi Mood 常用深青系（你需要的话可改成首页同款变量） */
  --sm-accent: #d6b56a; /* 若你首页不是橙色，改成你的主色 */
  --sm-accent-2: rgba(255,138,0,.18);

  --sm-radius: 22px;
  --sm-shadow: 0 24px 90px rgba(0,0,0,.55);
}

html, body{
  background: radial-gradient(1200px 700px at 30% 10%, rgba(255,255,255,.06), transparent 55%),
              radial-gradient(900px 600px at 70% 15%, rgba(255,138,0,.09), transparent 60%),
              var(--sm-bg);
  color: var(--sm-text);
}

/* CTA 通用基础 */
.sm-cta {
  position: relative;
  overflow: hidden;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding-left: 1.25rem;
  padding-right: 1.25rem;

  transition:
    opacity .22s ease,
    transform .22s ease,
    letter-spacing .28s ease,
    filter .28s ease,
    color .26s ease,
    border-color .26s ease,
    background-color .26s ease;
}

/* CTA 文案：用 transform 做“被顶开” */
.sm-cta .sm-cta-text{
  position: relative;
  z-index: 2;

  display: inline-block;
  transform: translateX(0);
  transition: transform .22s ease, color .26s ease;
  will-change: transform, color;
}

.sm-cta .sm-cta-text::before{
  content: "\f285"; /* bi-arrow-right（你喜欢的那版） */
  font-family: "bootstrap-icons", system-ui, sans-serif;
  position: absolute;
  right: 100%;              /* 关键：以文字为锚点，永远在文字左侧 */
  top: 50%;

  margin-right: .28rem;     /* 关键：与文字保持舒适间距（不紧贴） */
  transform: translate(-10px, -50%);
  opacity: 0;

  color: currentColor;      /* 默认跟随文字颜色 */
  transition: transform .22s ease, opacity .22s ease;
  will-change: transform, opacity;
}

/* 背景扫层（用于左->右的填充/退去） */
.sm-cta::before{
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  z-index: 1;
  pointer-events: none;

  transform: translateX(-105%);
  transition: transform .42s ease;
  will-change: transform;
}

/* 仅桌面端 hover 生效，避免触摸端粘 hover */
@media (hover:hover) and (pointer:fine){

  /* hover：左箭头从左侧滑入出现（贴着文字出现） */
  .sm-cta:hover .sm-cta-text::before{
    opacity: 1;
    transform: translate(0, -50%);
  }

  /* hover：文字被箭头“推着”右移 */
  .sm-cta:hover .sm-cta-text{
    transform: translateX(12px);
  }

  /* hover：背景扫层从左到右 */
  .sm-cta:hover::before{
    transform: translateX(0);
  }
}

/* =========================
   primary：默认实心金 + 黑字
   hover：空心金 + 金字
   同时：用遮罩扫层实现“从左到右退去/变透明”
   ========================= */

.sm-cta-primary{
  background: var(--sm-accent);
  border: 1px solid rgba(214,181,106,.75);
  color: rgba(0,0,0,.92);
}

/* Réserver 的扫层：用接近页面底色的遮罩覆盖金底（视觉=从左到右变透明） */
.sm-cta-primary::before{
  background: linear-gradient(
    90deg,
    rgba(0,0,0,.28) 0%,
    rgba(0,27,27,.75) 72%,
    rgba(0,27,27,0) 100%
  );
}

@media (hover:hover) and (pointer:fine){
  .sm-cta-primary:hover{
    background: transparent;
    border-color: rgba(214,181,106,.75);
    color: rgba(214,181,106,.95);
  }
}

/* =========================
   可访问性：减少动态
   ========================= */
@media (prefers-reduced-motion: reduce){
  .sm-cta,
  .sm-cta::before,
  .sm-cta .sm-cta-text,
  .sm-cta .sm-cta-text::before{
    transition: none !important;
  }

  .sm-cta::before{
    transform: none !important;
  }

  .sm-cta .sm-cta-text::before{
    opacity: 1 !important;
    transform: translate(0, -50%) !important;
  }

  .sm-cta .sm-cta-text{
    transform: none !important;
  }
}

.sm-menu-main{ padding-top: 76px; } /* 给 fixed header 让位 */

.sm-menu-header{
  background: linear-gradient(to bottom, rgba(0,0,0,.55), rgba(0,0,0,.20));
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.sm-menu-logo__img{
  height: 34px;
  width: auto;
  display: block;
  opacity: .95;
  transition: opacity 160ms ease;
}
.sm-menu-logo:hover .sm-menu-logo__img{ opacity: 1; }

.sm-btn-ghost{
  background: rgba(255,255,255,.08);
  color: var(--sm-text);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 999px;
}

.sm-menu-hero__kicker{
  font-size: .78rem;
  letter-spacing: .18em;
  color: var(--sm-dim);
}

.sm-menu-hero__title{
  letter-spacing: .02em;
  text-transform: uppercase;
}

.sm-menu-hero__subtitle{
  color: color-mix(in srgb, var(--sm-accent) 85%, white 15%);
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .92rem;
}

.sm-menu-hero__desc{
  max-width: 860px;
  color: var(--sm-muted);
  line-height: 1.6;
}

/* =========================================================
   Tabs (一级分类滑条) — scroll + arrows + drag
   ========================================================= */
.sm-tabs{
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sm-tabs__arrow{
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.22);
  color: var(--sm-text);

  /* ✅ 改成 flex 居中（比 grid 更直觉也更稳） */
  display: flex;
  align-items: center;
  justify-content: center;

  flex: 0 0 auto;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;

  /* 🔒 固定 transform 形态，避免 hover 抖动 */
  transform: translate3d(0,0,0) scale(1);
  transform-origin: center;

  transition:
    opacity 160ms ease,
    transform 160ms ease,
    background 160ms ease;

  will-change: transform;
  backface-visibility: hidden;
}

.sm-tabs__arrow:hover{
  background: rgba(0,0,0,.34);
  transform: translate3d(0,0,0) scale(1.03);
}

.sm-tabs__arrow:active{
  transform: translate3d(0,0,0) scale(.98);
}

.sm-tabs__arrow.is-disabled{
  opacity: .35;
  pointer-events: none;
}

/* Icon inside */
.sm-tabs__arrow i{
  font-size: 20px;          /* 你想大一点就 22px */
  line-height: 1;
  pointer-events: none;     /* 点击一定落在 button 上 */
  transform: translateZ(0); /* 小保险：GPU 合成稳定 */
}

.sm-tabs__rail{
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  gap: 10px;

  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding: 6px 2px;
  cursor: grab;

  /* 隐藏滚动条（不出现干扰项） */
  scrollbar-width: none;
}
.sm-tabs__rail::-webkit-scrollbar{ display:none; }
.sm-tabs__rail.is-dragging{ cursor: grabbing; }

.sm-tab{
  flex: 0 0 auto;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color: var(--sm-text);
  padding: 10px 16px;
  /*font-weight: 700;*/
  letter-spacing: .02em;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
  user-select: none;
  white-space: nowrap;
}
.sm-tab:hover{
  background: rgba(255,255,255,.10);
  transform: translateY(-1px);
}
.sm-tab.is-active{
  border-color: color-mix(in srgb, var(--sm-accent) 55%, rgba(255,255,255,.14));
  background: color-mix(in srgb, var(--sm-accent-2) 85%, rgba(255,255,255,.06));
  box-shadow: 0 14px 40px rgba(0,0,0,.35);
}

/* =========================================================
   Left Gallery — Crossfade (保险成熟版)
   ========================================================= */
.sm-menu-gallery__frame{
  position: relative;
  width: 100%;
  border-radius: var(--sm-radius);
  overflow: hidden;
  background: rgba(255,255,255,.04);
  -webkit-mask-image: -webkit-radial-gradient(white, black);
  aspect-ratio: 4 / 5;
  box-shadow: var(--sm-shadow);
  border: 1px solid rgba(255,255,255,.08);
}
@media (max-width: 991.98px) {
  .sm-menu-gallery__frame{ aspect-ratio: 1 / 1; }
}

.sm-menu-gallery__img{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;

  opacity: 0;
  transform: scale(1.01);
  transition: opacity 420ms ease;
  will-change: opacity;
}

.sm-menu-gallery__img.is-on{ opacity: 1; }

.sm-menu-gallery__nav{
  position: absolute;
  top: 50%;

  /* 🔒 固定 transform 形态（关键） */
  transform: translate3d(0, -50%, 0) scale(1);
  transform-origin: center;

  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(0,0,0,.22);
  color: rgba(255,255,255,.92);

  display: flex;
  align-items: center;
  justify-content: center;

  cursor: pointer;
  z-index: 5;

  transition:
    background 180ms ease,
    opacity 180ms ease,
    transform 180ms ease;

  will-change: transform;
  backface-visibility: hidden;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.sm-menu-gallery__nav.is-prev{ left: 12px; }
.sm-menu-gallery__nav.is-next{ right: 12px; }

.sm-menu-gallery__nav:hover{
  background: rgba(0,0,0,.34);
  transform: translate3d(0, -50%, 0) scale(1.03);
}

.sm-menu-gallery__nav:active{
  transform: translate3d(0, -50%, 0) scale(.98);
}

.sm-menu-gallery__nav.is-disabled{
  opacity: .35;
  pointer-events: none;
}

/* Icon */
.sm-menu-gallery__nav i{
  font-size: 22px;
  line-height: 1;
  color: rgba(255,255,255,.92);
  pointer-events: none;

  /* 🔧 小保险：icon 本身也走 GPU */
  transform: translateZ(0);
}

.sm-menu-gallery__label{ color: var(--sm-muted); }
.sm-menu-gallery__count{
  color: var(--sm-dim);
  font-variant-numeric: tabular-nums;
}

/* =========================================================
   Right Panel + Accordion
   ========================================================= */
.sm-menu-panel{
  border-radius: var(--sm-radius);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: var(--sm-shadow);
  padding: 18px 16px;
}

.sm-menu-panel__title{
  color: var(--sm-accent);
  font-weight: 600;
  letter-spacing: .02em;
}
.sm-menu-panel__hint{
  color: var(--sm-dim);
  font-size: .92rem;
}

.sm-acc{
  border-top: 1px solid rgba(255,255,255,.08);
}

.sm-acc__btn{
  width: 100%;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 10px;
  border: 0;
  background: transparent;
  color: var(--sm-dim);
  font-weight: 700;
  letter-spacing: .08em;
}
.sm-acc__btn:hover{ background: rgba(255,255,255,.03); border-radius: 12px; }

.sm-acc__chev{
  color: var(--sm-dim);
  transition: transform 220ms ease;
}
.sm-acc.is-open .sm-acc__chev{ transform: rotate(180deg); }

.sm-acc__panel{
  overflow: hidden;
  max-height: 0;
  transition: max-height 260ms ease;
}

.sm-acc__inner{
  padding: 0 10px 12px 10px;
}

.sm-item{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed rgba(255,255,255,.10);
}
.sm-item:last-child{ border-bottom: 0; }

.sm-item__name{
  color: var(--sm-text);
  line-height: 1.35;
  flex: 1 1 auto;
}
.sm-item__price{
  color: var(--sm-muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* Footer links */
.sm-link{
  color: rgba(255,255,255,.78);
  text-decoration: none;
  transition: color 160ms ease, opacity 160ms ease;
}
.sm-link:hover{ color: rgba(255,255,255,.92); }

/* Reduce Motion */
@media (prefers-reduced-motion: reduce){
  .sm-menu-gallery__img,
  .sm-acc__panel,
  .sm-tabs__arrow,
  .sm-tab,
  .sm-acc__chev{
    transition: none !important;
  }
  .sm-tabs__rail{ scroll-behavior: auto; }
}

/* =========================================================
   Accordion title dot (record / record2)
   ========================================================= */

.sm-acc__title{
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.sm-acc__dot{
  line-height: 1;
  color: rgba(255,255,255,.45);
  transition: color 160ms ease, transform 160ms ease;
}

/* 默认：未展开 → bi-record */
.sm-acc:not(.is-open) .sm-acc__dot{
  /* Bootstrap Icons 用 class 决定形状 */
}

/* 展开态：切换成 bi-record2 */
.sm-acc.is-open .sm-acc__dot{
  color: var(--sm-accent);
}

/* 利用伪元素“换图标”技巧 */
.sm-acc__dot::before{
  content: "\F51A"; /* bi-record */
  font-family: "Bootstrap Icons", sans-serif;
}

.sm-acc.is-open .sm-acc__dot::before{
  content: "\F51C"; /* bi-record2 */
  transform: scale(1.15);
}

/* =========================================================
   一级分类选项横滚条粘顶效果
   ========================================================= */
:root{ --sm-header-h: 76px; } /* 默认兜底 */
/* Tabs: base（不玻璃） */
.sm-menu-tabs{
  position: sticky;
  top: var(--sm-header-h);
  z-index: 2;

  /* 默认状态：尽量干净 */
  background: transparent;
  border-bottom: 1px solid transparent;
  backdrop-filter: none;

  transition: background 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
}
/* Tabs: stuck（触发 sticky 后才玻璃） */
.sm-menu-tabs.is-stuck{
  background: linear-gradient(to bottom, rgba(0,0,0,.65), rgba(0,0,0,.30));
  backdrop-filter: blur(10px);
  border-bottom-color: rgba(255,255,255,.06);
  box-shadow: 0 18px 60px rgba(0,0,0,.35);
}

/* When tabs are stuck: remove the seam at header/tabs junction */
body.sm-tabs-stuck .sm-menu-header{
  background: linear-gradient(to bottom, rgba(0,0,0,.85), rgba(0,0,0,.80));
  backdrop-filter: blur(20px);
  border-bottom-color: transparent !important;
}
/* tiny overlap to guarantee no 1px seam */
body.sm-tabs-stuck .sm-menu-tabs{
  top: calc(var(--sm-header-h) - 1px);
}