/* ============================================================
   Mood Mates 角色馆 · 站点样式
   主题:CSS 变量双主题(暗黑默认 / 明亮),html[data-theme] 切换
   布局:开屏 Hero + 角色选段 + 表情墙主区(陈列墙 / 画册,body.mode-* 切换)
   布局稳定性硬性约束:
   - 动态文本均放固定尺寸槽位,用 opacity / visibility 显隐
   - 悬停 / 选中态只用 transform + outline / box-shadow,不改尺寸
   - 滚动容器 scrollbar-gutter: stable
   ============================================================ */

:root {
  --font-sans: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Microsoft YaHei", "PingFang SC", sans-serif;
  --font-disp: "Space Grotesk", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Space Grotesk", ui-monospace, "Cascadia Mono", Consolas, monospace;
  /* 悬浮胶囊导航:top 24px + 导航自高约 58px + 24px 余量 */
  --nav-offset: 106px;
  /* 内容容器:外框 1280px + 32px 内边距 = 1216px 内容区,与导航内容对齐 */
  --content-w: 1280px;
  --content-pad: 32px;
}

html[data-theme="dark"] {
  /* 原生控件(下拉面板 / 滚动条 / 校验气泡)跟随暗色 */
  color-scheme: dark;
  /* 下拉框自绘箭头(描边色 = muted) */
  --chevron: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a1a1a1' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  --bg: #09090b;
  --bg-soft: #18181a;
  --card: #18181a;
  --card-2: #27272a;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.2);
  /* 线稿模式描边墨色:暗色页用浅墨,引擎内 var(--sketch-ink, 回退色) 消费 */
  --sketch-ink: rgba(226, 232, 248, 0.82);
  --text: #ffffff;
  --muted: #a1a1a1;
  --ink: #f5f5f5;
  --ink-contrast: #17191c;
  --accent: #916dff;
  --accent-deep: #7140d7;
  --accent-soft: rgba(145, 109, 255, 0.16);
  --ok: #72c29c;
  --danger: #e06b5e;
  --shadow: rgba(0, 0, 0, 0.5);
  --glow: rgba(255, 255, 255, 0.06);
  /* CTA 按钮面:白色渐变(与暗底形成最强对比层级) */
  --btn-face: linear-gradient(180deg, #ffffff 0%, #d6d6d6 100%);
  --btn-face-text: #17191c;
  --btn-face-border: #e0e0e0;
  /* 首屏天空:石墨黑与深青黑,地平线只留暖灰绿 */
  --sky-base: #080d10;
  --sky-horizon: #222a28;
  --sky-floor: #091211;
  /* 展馆浅雾：承接首屏紫光，只作底色点缀 */
  --gallery-wash-a: rgba(145, 109, 255, 0.16);
  --gallery-wash-b: rgba(80, 120, 200, 0.08);
  --gallery-wash-c: rgba(145, 109, 255, 0.07);
  --mm-bubble-fill: #C6D6F5;
  --mm-bubble-stroke: #E8EEF8;
  --mm-bubble-sheen: rgba(255, 255, 255, 0.34);
  --mm-bubble-sw: 1.2;
  --mm-speck: #C6D6F5;
}

html[data-theme="light"] {
  color-scheme: light;
  --chevron: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b6b74' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  --bg: #fafafa;
  --bg-soft: #f1f1f3;
  --card: #ffffff;
  --card-2: #f5f5f7;
  --line: rgba(9, 9, 11, 0.08);
  --line-strong: rgba(9, 9, 11, 0.18);
  /* 线稿模式描边墨色:亮色页用深墨 */
  --sketch-ink: rgba(40, 46, 66, 0.75);
  --text: #18181b;
  --muted: #6b6b74;
  --ink: #18181b;
  --ink-contrast: #ffffff;
  --accent: #6e21c4;
  --accent-deep: #5a18a3;
  --accent-soft: rgba(110, 33, 196, 0.10);
  --ok: #3f8f68;
  --danger: #c4504a;
  --shadow: rgba(24, 24, 27, 0.16);
  --glow: rgba(24, 24, 27, 0.05);
  /* CTA 按钮面:明亮模式反转为墨色渐变 */
  --btn-face: linear-gradient(180deg, #2c2c31 0%, #17191c 100%);
  --btn-face-text: #ffffff;
  --btn-face-border: #17191c;
  /* 首屏天空:浅灰蓝到暖白的黎明层次 */
  --sky-base: #dbe7ed;
  --sky-horizon: #faf5e9;
  --sky-floor: #e0e6e4;
  --gallery-wash-a: rgba(110, 33, 196, 0.08);
  --gallery-wash-b: rgba(145, 109, 255, 0.055);
  --gallery-wash-c: rgba(110, 33, 196, 0.04);
  --mm-bubble-fill: #D8E4F7;
  --mm-bubble-stroke: #C5D3EC;
  --mm-bubble-sheen: rgba(255, 255, 255, 0.86);
  --mm-bubble-sw: 0.9;
  --mm-speck: #C9D6EE;
}

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

html { height: 100%; }

body {
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  transition: background 0.35s ease, color 0.35s ease;
  scrollbar-color: var(--line-strong) transparent;
}

body.stage-open { overflow: hidden; }

button, input, select { font: inherit; color: inherit; }

/* 键盘焦点环:仅 :focus-visible 触发,不干扰鼠标操作 */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ================= 顶栏 ================= */

/* 悬浮胶囊导航:居中 1280px、17px 圆角、毛玻璃 + hairline 细描边 */
.topbar {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 60;
  width: min(var(--content-w), calc(100% - 40px));
  display: grid;
  grid-template-columns: minmax(150px, 1fr) auto minmax(150px, 1fr);
  align-items: center;
  justify-content: space-between;
  padding: 12px var(--content-pad);
  border: 1px solid var(--line);
  border-radius: 17px;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 3px rgba(16, 24, 40, 0.1), 0 1px 2px rgba(16, 24, 40, 0.06);
}

.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }

/* 品牌 LOGO:一颗活的迷你表情球(EB lite 实例,会注视鼠标) */
.brand-ball {
  width: 30px;
  height: 30px;
  flex: none;
  filter: drop-shadow(0 1px 4px var(--shadow));
}

.brand-name {
  font-family: var(--font-disp);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.portal-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
}

.portal-link {
  position: relative;
  padding: 6px 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.portal-link:hover,
.portal-link.active { color: var(--text); }

.portal-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateX(-50%);
}

.portal-link.is-placeholder { cursor: default; }

/* 视图切换:分段控件 */
.mode-switch {
  display: flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-soft);
}

.mode-btn {
  min-width: 76px;
  height: 30px;
  padding: 0 16px;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.2s, background 0.2s;
}
.mode-btn:hover { color: var(--text); }
.mode-btn.active {
  background: var(--ink);
  color: var(--ink-contrast);
  font-weight: 500;
}

.top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.portal-page {
  overflow: hidden;
}

.portal-page .page {
  min-height: 100svh;
}

.icon-btn {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.icon-btn:hover { color: var(--text); border-color: var(--line-strong); background: var(--bg-soft); }

.lang-btn {
  width: auto;
  min-width: 34px;
  padding: 0 10px;
  font-family: var(--font-disp);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* 主题图标:暗黑显示太阳(点击去明亮),明亮显示月亮 */
html[data-theme="dark"] .ico-moon { display: none; }
html[data-theme="light"] .ico-sun { display: none; }

/* 设置:展馆头部 tabs 行最右侧的齿轮按钮 */
/* 工具栏控件组:分组 / 轮廓 / 间隔下拉 + 线稿 / 巡演开关,与模式切换同层 */
.head-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.head-field {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.head-field .hf-label {
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
}
.head-switch {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  user-select: none;
}
.head-switch .hs-label {
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
}
.head-switch:hover .hs-label { color: var(--text); }

/* ================= 开屏 Hero ================= */

/* 首屏压缩到 88vh:留出下一屏展馆的露出量,避免整屏过高 */
.hero {
  position: relative;
  --hero-clip-h: min(52vh, 500px, 56vw);
  min-height: 100svh;
  height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--sky-base);
  overflow: hidden;
}

/* Canvas 负责天空渐变与星场,此层只提供底色兜底 */
.hero-backdrop {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--sky-base) 0%, var(--sky-base) 52%, var(--sky-horizon) 78%, var(--sky-floor) 100%);
  pointer-events: none;
  overflow: hidden;
}

/* 星空 Canvas 自己处理星点密度与底部暗淡,不再用旧点阵遮罩 */
.hero-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

/* 文案块在小球上方的剩余空间内垂直居中(padding-bottom 预留小球高度),
   避免整屏 Hero 的富余高度全部堆积在按钮与小球之间 */
.hero-copy {
  position: relative;
  z-index: 1;
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--nav-offset) var(--content-pad) min(43vh, 380px);
  max-width: 1100px;
  transform: translateY(-70px);
}

.hero-eyebrow {
  font-family: var(--font-disp);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.34em;
  color: var(--accent);
  margin-bottom: 18px;
}

.hero-title {
  font-family: var(--font-disp);
  font-size: clamp(28px, 5vw, 68px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: 0.01em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: clamp(14px, 1.5vw, 17px);
  color: var(--muted);
  margin-bottom: 34px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 46px;
  padding: 0 26px;
  border: 1px solid var(--btn-face-border);
  border-radius: 999px;
  background: var(--btn-face);
  color: var(--btn-face-text);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}
.hero-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 30px var(--shadow); }
.hero-cta:active { transform: translateY(0); }
.cta-arrow { font-family: var(--font-disp); animation: cta-bob 1.8s ease-in-out infinite; }
@keyframes cta-bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(3px); } }

/* 左下角提示:对齐 1280px 容器内边距 */
.hero-hint {
  position: absolute;
  left: max(var(--content-pad), calc((100vw - var(--content-w)) / 2 + var(--content-pad)));
  bottom: 22px;
  z-index: 2;
  font-size: 12px;
  color: var(--muted);
  opacity: 0.85;
}

/* 半遮罩线稿 bot:方形实例沉入页面底边,只露出上半张脸;
   clip-path 仅裁切底边,彩带在上方与两侧完整可见 */
.hero-bot-clip {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  /* 可视高度定基准,角色尺寸按 2.2 倍反推:眼睛恰好落在分割线上沿,
     任何视口下都只露"眉眼以上",越大屏角色越大 */
  height: var(--hero-clip-h);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  clip-path: inset(-9999px -9999px 0 -9999px);
  z-index: 1;
}
.hero-bot {
  width: calc(var(--hero-clip-h) * 2.2);
  height: calc(var(--hero-clip-h) * 2.2);
  flex: none;
  cursor: pointer;
}

@media (min-width: 681px) {
  .hero-title { white-space: nowrap; }
  html[lang="en"] .hero-title { font-size: clamp(23px, 3.4vw, 50px); }
}

/* Hero 与内容区交接:紧贴线稿角色底边的横向分割线,两端淡出 */
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 22%, var(--line-strong) 78%, transparent);
  z-index: 2;
  pointer-events: none;
}
/* 线稿角色底部叠加向下渐变,笔画淡入分割线而非被硬切 */
.hero-bot-clip::after {
  content: "";
  position: absolute;
  left: -2px;
  right: -2px;
  bottom: 0;
  height: 72px;
  background: linear-gradient(180deg, transparent, var(--sky-floor));
  pointer-events: none;
}

/* ================= 展馆主区 ================= */

/* 展馆主区:1280px 容器居中,顶部内边距给悬浮导航让位 */
.gallery {
  display: grid;
  height: 100vh;
  min-height: 620px;
  width: min(var(--content-w), 100%);
  margin-inline: auto;
  /* 顶部只留刚好越过悬浮导航的净空,收紧分割线与角色选段的间距 */
  padding: max(84px, calc(var(--nav-offset) - 22px)) var(--content-pad) 26px;
  gap: 4px 28px;
  scroll-margin-top: 0;
  /* 浅雾画在 gallery 自身背景上，不另开层、不改子元素层叠
     （::before + isolation / 子级 z-index 会把下拉、舞台弹窗、顶栏关进同一上下文） */
  background:
    radial-gradient(ellipse 54% 42% at 44% 48%, var(--gallery-wash-a) 0%, transparent 70%),
    radial-gradient(ellipse 38% 62% at 64% 40%, var(--gallery-wash-b) 0%, transparent 66%),
    radial-gradient(ellipse 46% 28% at 32% 62%, var(--gallery-wash-c) 0%, transparent 62%),
    radial-gradient(ellipse 22% 48% at 70% 68%, var(--gallery-wash-b) 0%, transparent 58%),
    radial-gradient(ellipse 30% 24% at 52% 72%, var(--gallery-wash-c) 0%, transparent 60%);
}

/* --- 陈列墙:角色选段在最上方(tab 之上),整面缩略网格,大图舞台由弹窗承载 --- */
body.mode-wall .gallery {
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto auto minmax(0, 1fr);
  grid-template-areas:
    "cast"
    "head"
    "thumbs";
}

/* --- 画册:角色选段置顶 / tab / 上长廊 / 下大舞台 --- */
body.mode-album .gallery {
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto auto auto minmax(0, 1fr);
  grid-template-areas:
    "cast"
    "head"
    "thumbs"
    "stage";
}

.cast-row { grid-area: cast; }

.gallery-head {
  grid-area: head;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  min-height: 48px;
}
.gallery-head .gallery-hint { margin-left: auto; margin-right: 4px; }

.gallery-hint {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  opacity: 0.8;
}

/* Tabs */
.tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  height: 32px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.2s, background 0.2s;
}
.tab:hover { color: var(--text); background: var(--bg-soft); }
.tab.active { background: var(--ink); color: var(--ink-contrast); }

.tab-count {
  font-family: var(--font-disp);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  opacity: 0.75;
}

/* ---- 缩略图容器:同一份 DOM,两种排布 ---- */
.thumb-zone { grid-area: thumbs; min-width: 0; min-height: 0; }

body.mode-wall .thumb-zone {
  overflow-y: auto;
  scrollbar-gutter: stable;
  padding: 12px 8px 8px;
}
body.mode-wall .thumb-flow {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(138px, 1fr));
  gap: 14px;
  grid-auto-rows: max-content;
}

body.mode-album .thumb-zone {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 10px 0 12px;
  scroll-padding-inline: 16px;
  cursor: grab;
}
body.mode-album .thumb-zone.dragging { cursor: grabbing; }
body.mode-album .thumb-zone.dragging .cell { pointer-events: none; }
body.mode-album .thumb-flow {
  display: flex;
  gap: 10px;
  width: max-content;
  padding: 0 16px;
}
body.mode-album .cell { width: 104px; flex: none; }

/* 滚动条随主题变量取色(纵向网格 / 横向长廊 / 抽屉通用) */
.thumb-zone { scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
.thumb-zone::-webkit-scrollbar { width: 8px; height: 8px; }
.thumb-zone::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 4px;
}
.thumb-zone::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
}
.thumb-zone::-webkit-scrollbar-track { background: transparent; }

.cell {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
  outline: 2px solid transparent;
  outline-offset: -2px;
}
.cell:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: 0 10px 26px var(--shadow);
}
.cell.selected {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent);
  background: var(--accent-soft);
}
.cell.selected:hover {
  box-shadow: 0 0 0 2px var(--accent), 0 10px 26px var(--shadow);
}

.thumb { width: 100%; aspect-ratio: 1; padding: 12%; }

.cell-label {
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-top: 1px solid var(--line);
  background: var(--card-2);
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  padding: 0 6px;
}
.cell.selected .cell-label { color: var(--text); }

.cell-label .cid {
  font-family: var(--font-disp);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
}

/* ---- 舞台区:主球 + 元信息 + 团队小球,两侧翻页箭头
   画册模式内联在长廊下方;陈列墙模式作为居中弹窗呈现 ---- */
.stage-zone {
  grid-area: stage;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 0;
}

body.mode-wall .stage-zone {
  position: fixed;
  inset: 0;
  z-index: 70;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.26s, visibility 0.26s;
}
body.mode-wall .stage-zone::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
body.mode-wall.stage-open .stage-zone { opacity: 1; visibility: visible; }

body.mode-wall .stage-block {
  position: relative;
  padding: 26px 40px 12px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--card);
  box-shadow: 0 30px 80px var(--shadow);
  transform: translateY(10px) scale(0.97);
  transition: transform 0.26s cubic-bezier(0.3, 0.9, 0.35, 1);
}
body.mode-wall.stage-open .stage-block { transform: translateY(0) scale(1); }

.stage-close { display: none; }
body.mode-wall .stage-close {
  display: inline-flex;
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
}

.pager-btn {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--card);
  color: var(--muted);
  cursor: pointer;
  flex: none;
  transition: color 0.2s, border-color 0.2s, transform 0.15s;
}
.pager-btn:hover { color: var(--text); border-color: var(--line-strong); transform: scale(1.06); }
.pager-btn:active { transform: scale(0.98); }

.stage-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
  overflow: visible;
}

/* tips 气泡:固定槽位 */
.tips {
  height: 34px;
  max-width: 340px;
  padding: 6px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 17px;
  background: var(--card);
  color: var(--text);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: 0 4px 16px var(--shadow);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
  pointer-events: none;
}
.tips.show { opacity: 1; visibility: visible; }

.stage {
  width: var(--stage-size, 320px);
  height: var(--stage-size, 320px);
  margin-top: 6px;
  cursor: pointer;
  position: relative;
}
body.mode-wall .gallery { --stage-size: min(430px, 50vh); }
body.mode-album .gallery { --stage-size: min(480px, 46vh); }

/* 舞台氛围光:球体后方的紫罗兰柔光,增强体积质感 */
.stage::before {
  content: "";
  position: absolute;
  inset: 4%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 40%, var(--accent-soft), transparent 66%);
  filter: blur(20px);
  pointer-events: none;
}

/* 舞台底座投影 */
.stage::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 3%;
  width: 56%;
  height: 5%;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(ellipse at center, var(--shadow), transparent 70%);
  opacity: 0.55;
  pointer-events: none;
}
.stage { overflow: visible; }
/* 阴影只打在身体上：整颗 SVG 套 filter 会裁掉出框的泡泡 / 星芒 */
.stage svg { overflow: visible; }
.stage svg .mm-body { filter: drop-shadow(0 16px 26px var(--shadow)); }
.stage svg:not(.mm-svg) { filter: drop-shadow(0 16px 26px var(--shadow)); }

.mm-bubble {
  fill: var(--mm-bubble-fill, #C6D6F5);
  stroke: var(--mm-bubble-stroke, #E8EEF8);
  stroke-width: var(--mm-bubble-sw, 1.2);
}
.mm-sheen { fill: var(--mm-bubble-sheen, rgba(255, 255, 255, 0.34)); }
.mm-speck { fill: var(--mm-speck, #C6D6F5); }

svg.is-sketch .mm-bubble {
  fill: none;
  stroke: var(--sketch-ink);
  stroke-width: 2.4;
}
svg.is-sketch .mm-sheen { display: none; }
svg.is-sketch .mm-speck {
  fill: none;
  stroke: var(--sketch-ink);
  stroke-width: 1.1;
}
svg.is-sketch .mm-spark {
  fill: none;
  stroke: var(--sketch-ink);
  stroke-width: 1.25;
}

/* 元信息:固定槽位 */
.emo-meta {
  height: 38px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 4px;
}

.emo-id {
  min-width: 58px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--font-disp);
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.emo-name {
  font-size: 19px;
  font-weight: 700;
  white-space: nowrap;
}

.pager-ind {
  font-family: var(--font-disp);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
  white-space: nowrap;
}

.emo-desc {
  width: min(420px, 80vw);
  height: 44px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  overflow: hidden;
}

/* 团队小球:固定槽位 */
.baby-row {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.baby-list { display: flex; align-items: center; gap: 6px; }
.baby {
  width: 32px;
  height: 32px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: transform 0.18s ease;
}
.baby:hover { transform: translateY(-3px) scale(1.1); }
.baby:active { transform: translateY(-1px) scale(1.02); }

/* 下拉控件(原生 select 兜底样式与自定义触发器共用):去原生外观,自绘箭头 */
.select,
.dd-trigger {
  appearance: none;
  -webkit-appearance: none;
  height: 34px;
  min-width: 96px;
  padding: 0 32px 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background-color: var(--bg-soft);
  background-image: var(--chevron);
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
}
.select:hover, .dd-trigger:hover { border-color: var(--muted); background-color: var(--card-2); }
.select:focus { outline: none; border-color: var(--accent); }
.select option {
  background-color: var(--card);
  color: var(--text);
}

/* ---- 自定义下拉:原生 select 隐藏保留,浮层完全主题化 ---- */
.dd { position: relative; flex: none; }
.dd > .select { display: none; }
.dd-trigger { text-align: left; }
.dd.open .dd-trigger { border-color: var(--accent); }

.dd-pop {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 100%;
  z-index: 95;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  box-shadow: 0 12px 34px var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.18s, transform 0.18s, visibility 0.18s;
}
.dd.open .dd-pop { opacity: 1; visibility: visible; transform: translateY(0); }

.dd-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  height: 32px;
  padding: 0 10px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s;
}
.dd-item:hover { background: var(--bg-soft); }
.dd-item.selected {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 500;
}
.dd-item .dd-check { opacity: 0; flex: none; }
.dd-item.selected .dd-check { opacity: 1; }

/* 开关 */
.switch { position: relative; display: inline-block; width: 44px; height: 24px; flex: none; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: var(--line-strong);
  cursor: pointer;
  transition: background 0.25s;
}
.slider::before {
  content: "";
  position: absolute;
  left: 3px; top: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  transition: transform 0.25s;
}
.switch input:checked + .slider { background: var(--accent); }
.switch input:checked + .slider::before { transform: translateX(20px); }

/* ================= Toast ================= */

.toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  z-index: 100;
  transform: translateX(-50%) translateY(8px);
  max-width: min(520px, 88vw);
  padding: 9px 20px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--card);
  color: var(--text);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: 0 10px 34px var(--shadow);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.28s, transform 0.28s, visibility 0.28s;
  pointer-events: none;
}
.toast.show { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.toast.ok { color: var(--ok); }
.toast.danger { color: var(--danger); }

/* ================= 学习声明页脚 ================= */

.legal-note {
  max-width: 860px;
  margin: 0 auto;
  padding: 28px var(--content-pad, 24px) 36px;
  text-align: center;
}
.legal-note p {
  margin: 0;
  font-size: 12px;
  line-height: 1.8;
  color: var(--muted, #888);
  opacity: 0.8;
}

/* ================= 角色选段(cast row) ================= */

.cast-row {
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: 14px;
  flex-wrap: wrap;
  margin: 0 0 10px;
}
.cast {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 96px;
  padding: 12px 6px 10px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  cursor: pointer;
  transition: transform 0.22s, border-color 0.22s, box-shadow 0.22s;
}
.cast:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.cast.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 10px 30px var(--shadow);
}
.cast-avatar { width: 62px; height: 62px; pointer-events: none; }
.cast-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
}
.cast-industry {
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* ================= 站点页脚 ================= */

.site-foot {
  max-width: 860px;
  margin: 0 auto;
  padding: 30px var(--content-pad) 40px;
  text-align: center;
}
.site-foot p {
  margin: 0;
  font-size: 12px;
  line-height: 1.8;
  color: var(--muted);
}
.site-foot a { color: var(--accent); text-decoration: none; }
.site-foot a:hover { text-decoration: underline; }
.site-foot .foot-links { margin-top: 6px; }
.site-foot .foot-links span { margin: 0 8px; opacity: 0.5; }

/* ================= 响应式 ================= */

@media (max-width: 900px) {
  :root { --nav-offset: 84px; --content-pad: 16px; }
  .topbar {
    top: 12px;
    width: calc(100% - 24px);
    padding: 8px 16px;
    border-radius: 14px;
  }
  .portal-nav { gap: 20px; }
  .gallery-hint { display: none; }
  .gallery { height: auto; min-height: 0; }
  body.mode-wall .thumb-zone { overflow: visible; }
  body.mode-wall .stage-block { padding: 20px 16px 8px; }
  body.mode-wall .gallery { --stage-size: min(280px, 70vw); }
}

/* ================= 球体周边入口 ================= */

.portal-orbits {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  perspective: 1400px;
  transform-style: preserve-3d;
}

.portal-entry-shell {
  position: absolute;
  width: clamp(208px, 16vw, 244px);
  pointer-events: auto;
  animation: portal-float 6s ease-in-out infinite;
  transform-style: preserve-3d;
}

.service--prototype,
.service--commerce,
.service--ui {
  left: max(20px, calc(50% - 700px));
}
.service--motion,
.service--brand,
.service--ai {
  right: max(20px, calc(50% - 700px));
}
.service--prototype { top: 23%; --service-color: #74cbd3; --card-tilt: 7deg; --card-depth: .82; }
.service--commerce { top: 37%; --service-color: #ef9a83; --card-tilt: 5deg; --card-depth: .92; animation-delay: -1.8s; }
.service--ui { top: 51%; --service-color: #e0ba68; --card-tilt: 3deg; --card-depth: 1; animation-delay: -3.5s; }
.service--motion { top: 25%; --service-color: #b29be9; --card-tilt: -7deg; --card-depth: .82; animation-delay: -.8s; }
.service--brand { top: 39%; --service-color: #74c7a0; --card-tilt: -5deg; --card-depth: .92; animation-delay: -2.8s; }
.service--ai { top: 53%; --service-color: #8db9ee; --card-tilt: -3deg; --card-depth: 1; animation-delay: -4.2s; }

.portal-entry {
  position: relative;
  width: 100%;
  min-height: 124px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 76px 14px;
  align-items: center;
  gap: 9px;
  padding: 14px 11px;
  border: 1px solid color-mix(in srgb, var(--service-color) 32%, var(--line-strong));
  border-radius: 8px;
  background: linear-gradient(145deg,
    color-mix(in srgb, var(--card) 91%, var(--service-color)),
    color-mix(in srgb, var(--bg-soft) 88%, var(--service-color)));
  color: var(--text);
  text-decoration: none;
  box-shadow: 0 18px 26px color-mix(in srgb, var(--shadow) 72%, transparent),
    0 5px 10px color-mix(in srgb, var(--service-color) 13%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, .26);
  transform: translate3d(var(--portal-x, 0px), var(--portal-y, 0px), 0) rotateY(var(--card-tilt)) rotateX(1deg) translateZ(0);
  transform-style: preserve-3d;
  transition: color .2s ease, transform .25s ease, border-color .2s ease, box-shadow .25s ease;
}

.portal-entry-art {
  position: relative;
  width: 76px;
  height: 76px;
  display: block;
  color: var(--service-color);
  transform: translateZ(18px);
  filter: drop-shadow(0 8px 8px color-mix(in srgb, var(--service-color) 18%, transparent));
}

.portal-entry-art i,
.portal-entry-art b { position: absolute; display: block; }

/* Offset plate gives each card a restrained visible thickness. */
.portal-entry::before {
  content: "";
  position: absolute;
  inset: 5px -6px -7px 5px;
  z-index: -1;
  border: 1px solid color-mix(in srgb, var(--service-color) 23%, var(--line));
  border-radius: 7px;
  background: color-mix(in srgb, var(--card-2) 82%, var(--service-color));
  transform: translateZ(-12px);
  opacity: .72;
}
.portal-entry::after {
  content: "";
  position: absolute;
  left: 13px;
  top: 0;
  width: 46%;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--service-color) 78%, #fff), transparent);
  opacity: .9;
}

.portal-entry:hover,
.portal-entry:focus-visible {
  color: var(--text);
  border-color: color-mix(in srgb, var(--service-color) 64%, var(--line-strong));
  box-shadow: 0 24px 36px color-mix(in srgb, var(--shadow) 78%, transparent),
    0 8px 18px color-mix(in srgb, var(--service-color) 22%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, .34);
  transform: translate3d(var(--portal-x, 0px), var(--portal-y, 0px), 0) rotateY(var(--card-tilt)) rotateX(1deg) translate3d(0, -5px, 14px);
}

.portal-entry-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  align-items: flex-start;
}

.portal-entry-copy strong {
  max-width: 100%;
  overflow-wrap: anywhere;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: .01em;
}

.portal-entry-line {
  max-width: 100%;
  overflow-wrap: anywhere;
  color: var(--muted);
  font-family: var(--font-disp), var(--font-sans);
  font-size: 10px;
  line-height: 1.3;
}
.portal-entry-line::before {
  content: "·";
  margin-right: 4px;
  color: var(--service-color);
}

.portal-entry-arrow {
  align-self: start;
  padding-top: 1px;
  color: var(--service-color);
  font-family: var(--font-disp);
  font-size: 15px;
  transition: transform .2s ease;
}

.portal-entry:hover .portal-entry-arrow,
.portal-entry:focus-visible .portal-entry-arrow {
  transform: translate(2px, -2px);
}

/* CSS-only service emblems: tactile primitives, each with its own silhouette. */
.art-prototype { border-radius: 20px; background: radial-gradient(circle at 28% 18%, rgba(255,255,255,.38), transparent 30%); }
.art-tile { width: 25px; height: 25px; border-radius: 6px; border: 1px solid color-mix(in srgb, var(--service-color) 40%, #fff); background: linear-gradient(145deg, #fff, color-mix(in srgb, var(--service-color) 32%, #fff)); box-shadow: 4px 5px 8px rgba(20, 28, 40, .18), inset 1px 1px 2px rgba(255,255,255,.9); }
.art-prototype .tile-a { left: 9px; top: 11px; }
.art-prototype .tile-b { left: 39px; top: 11px; }
.art-prototype .tile-c { left: 9px; top: 41px; }
.art-prototype .tile-d { left: 39px; top: 41px; }
.art-cursor { left: 43px; top: 31px; width: 0; height: 0; border-top: 27px solid #fff; border-right: 9px solid transparent; transform: rotate(-28deg); filter: drop-shadow(2px 3px 2px rgba(20, 28, 40, .36)); }

.art-commerce { transform: translateZ(18px) rotate(-5deg); }
.art-bag { left: 13px; top: 22px; width: 52px; height: 43px; border-radius: 10px 10px 14px 14px; border: 2px solid color-mix(in srgb, var(--service-color) 50%, #fff); background: linear-gradient(145deg, rgba(255,255,255,.92), color-mix(in srgb, var(--service-color) 33%, #fff)); box-shadow: 6px 8px 10px rgba(20, 28, 40, .18), inset 2px 2px 6px rgba(255,255,255,.8); }
.art-bag::before { content: ""; position: absolute; left: 12px; top: -18px; width: 24px; height: 22px; border: 4px solid color-mix(in srgb, var(--service-color) 48%, #fff); border-bottom: 0; border-radius: 18px 18px 0 0; }
.art-heart { left: 31px; top: 37px; width: 14px; height: 14px; background: color-mix(in srgb, var(--service-color) 68%, #fff); transform: rotate(45deg); border-radius: 3px; box-shadow: 1px 2px 3px rgba(20, 28, 40, .18); }
.art-heart::before, .art-heart::after { content: ""; position: absolute; width: 14px; height: 14px; border-radius: 50%; background: inherit; }
.art-heart::before { left: -7px; top: 0; } .art-heart::after { left: 0; top: -7px; }

.art-ui { transform: translateZ(18px) rotate(3deg); }
.art-window { left: 7px; top: 14px; width: 62px; height: 47px; border-radius: 8px; border: 2px solid color-mix(in srgb, var(--service-color) 48%, #fff); background: linear-gradient(155deg, #fff, color-mix(in srgb, var(--service-color) 22%, #fff)); box-shadow: 5px 8px 10px rgba(20, 28, 40, .2); }
.art-window b { top: 7px; width: 5px; height: 5px; border-radius: 50%; background: color-mix(in srgb, var(--service-color) 58%, #fff); }
.art-window b:nth-child(1) { left: 8px; } .art-window b:nth-child(2) { left: 16px; } .art-window b:nth-child(3) { left: 24px; }
.art-window-screen { left: 19px; top: 32px; width: 23px; height: 16px; border: 2px solid color-mix(in srgb, var(--service-color) 47%, #fff); border-radius: 4px; background: rgba(255,255,255,.62); box-shadow: 19px 0 0 -5px color-mix(in srgb, var(--service-color) 28%, #fff); }

.art-motion { transform: translateZ(18px) rotate(-4deg); }
.art-clapper { left: 6px; top: 24px; width: 64px; height: 40px; border-radius: 6px 6px 10px 10px; background: linear-gradient(150deg, #fff, color-mix(in srgb, var(--service-color) 33%, #fff)); border: 2px solid color-mix(in srgb, var(--service-color) 45%, #fff); box-shadow: 5px 8px 10px rgba(20, 28, 40, .2); }
.art-clapper::before { content: ""; position: absolute; left: -2px; top: -13px; width: 62px; height: 13px; border-radius: 4px; border: 2px solid color-mix(in srgb, var(--service-color) 48%, #fff); background: repeating-linear-gradient(135deg, color-mix(in srgb, var(--service-color) 24%, #fff) 0 10px, #fff 10px 19px); transform: skewX(-17deg); }
.art-clapper b { top: 1px; width: 2px; height: 9px; background: color-mix(in srgb, var(--service-color) 45%, #fff); transform: rotate(28deg); }
.art-clapper b:nth-child(1) { left: 13px; } .art-clapper b:nth-child(2) { left: 29px; } .art-clapper b:nth-child(3) { left: 45px; } .art-clapper b:nth-child(4) { display: none; }
.art-play { left: 32px; top: 38px; width: 0; height: 0; border-top: 9px solid transparent; border-bottom: 9px solid transparent; border-left: 14px solid color-mix(in srgb, var(--service-color) 76%, #fff); filter: drop-shadow(1px 2px 2px rgba(20, 28, 40, .2)); }

.art-brand { transform: translateZ(18px) rotate(5deg); }
.art-hex { left: 15px; top: 10px; width: 48px; height: 55px; clip-path: polygon(50% 0, 96% 25%, 96% 75%, 50% 100%, 4% 75%, 4% 25%); background: linear-gradient(145deg, #fff, color-mix(in srgb, var(--service-color) 33%, #fff)); box-shadow: 5px 8px 10px rgba(20, 28, 40, .18); }
.art-hex::after { content: ""; position: absolute; inset: 7px; clip-path: inherit; border: 2px solid color-mix(in srgb, var(--service-color) 52%, #fff); }
.art-star { left: 28px; top: 24px; color: color-mix(in srgb, var(--service-color) 68%, #fff); font-size: 27px; line-height: 1; text-shadow: 2px 3px 3px rgba(20, 28, 40, .2); }
.art-orbit { left: 4px; top: 28px; width: 70px; height: 23px; border: 2px solid color-mix(in srgb, var(--service-color) 60%, #fff); border-radius: 50%; transform: rotate(-18deg); opacity: .85; }

.art-ai { transform: translateZ(18px) rotate(-3deg); }
.art-ai-orb { left: 10px; top: 10px; width: 56px; height: 56px; border-radius: 50%; border: 2px solid color-mix(in srgb, var(--service-color) 47%, #fff); background: radial-gradient(circle at 32% 24%, #fff 0 8%, color-mix(in srgb, var(--service-color) 31%, #fff) 35%, color-mix(in srgb, var(--service-color) 57%, #fff) 100%); box-shadow: 5px 8px 11px rgba(20, 28, 40, .22), inset 5px 4px 10px rgba(255,255,255,.74); }
.art-ai-orb::before { content: ""; position: absolute; inset: -7px 7px 7px -7px; border: 2px solid color-mix(in srgb, var(--service-color) 35%, #fff); border-radius: 50%; transform: rotate(-24deg); }
.art-ai b { left: 23px; top: 22px; color: #fff; font-family: var(--font-disp); font-size: 19px; letter-spacing: 0; text-shadow: 1px 2px 2px rgba(20, 28, 40, .3); }

/* 双入口线稿:覆盖服务卡片的泛化样式,保留原服务规则供其他页面使用 */
html[data-theme="dark"] .portal-orbits--duo {
  --duo-ink: rgba(226, 232, 248, .82);
  --duo-ink-hover: #fff;
  --duo-cloud: #9ee7df;
  --duo-moon: #f2cf84;
}
html[data-theme="light"] .portal-orbits--duo {
  --duo-ink: rgba(40, 46, 66, .76);
  --duo-ink-hover: #18181b;
  --duo-cloud: #2e8581;
  --duo-moon: #9e6717;
}

.portal-orbits--duo {
  perspective: none;
  transform-style: flat;
}
.portal-orbits--duo .portal-entry-shell {
  width: 224px;
  transform-style: flat;
}
.portal-orbits--duo .portal-entry-shell--cloud {
  left: max(60px, calc(50% - 520px));
  top: 38%;
  --duo-accent: var(--duo-cloud);
}
.portal-orbits--duo .portal-entry-shell--moon {
  right: max(60px, calc(50% - 520px));
  top: 41%;
  --duo-accent: var(--duo-moon);
  animation-delay: -2s;
}
.portal-orbits--duo .portal-entry {
  min-height: 126px;
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 12px;
  padding: 8px 4px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--duo-ink);
  box-shadow: none;
  transform: none;
  transform-style: flat;
  transition: color .2s ease, transform .2s ease, filter .2s ease;
}
.portal-orbits--duo .portal-entry::before,
.portal-orbits--duo .portal-entry::after {
  display: none;
}
.portal-orbits--duo .portal-entry-art {
  width: 112px;
  height: 96px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--duo-accent);
  transform: none;
  filter: drop-shadow(0 5px 12px color-mix(in srgb, var(--duo-accent) 14%, transparent));
}
.portal-orbits--duo .portal-entry-icon {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.portal-orbits--duo .portal-entry-icon--moon {
  width: 92px;
  height: 92px;
}
.portal-orbits--duo .portal-entry:hover,
.portal-orbits--duo .portal-entry:focus-visible {
  color: var(--duo-ink-hover);
  border-color: transparent;
  background: transparent;
  box-shadow: none;
  transform: translateY(-3px);
  filter: drop-shadow(0 7px 15px color-mix(in srgb, var(--duo-accent) 18%, transparent));
}
.portal-orbits--duo .portal-entry-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: flex-start;
}
.portal-orbits--duo .portal-entry-copy strong {
  overflow-wrap: anywhere;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.25;
}
.portal-orbits--duo .portal-entry-copy span {
  color: var(--muted);
  font-family: var(--font-disp), var(--font-sans);
  font-size: 10px;
  line-height: 1.25;
}
.portal-orbits--duo .portal-entry-arrow {
  align-self: center;
  padding-top: 0;
  color: var(--duo-accent);
  font-family: var(--font-disp);
  font-size: 15px;
  transition: transform .2s ease;
}
.portal-orbits--duo .portal-entry:hover .portal-entry-arrow,
.portal-orbits--duo .portal-entry:focus-visible .portal-entry-arrow {
  transform: translate(2px, -2px);
}

@keyframes portal-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@media (max-width: 680px) {
  :root { --nav-offset: 132px; }
  .topbar {
    grid-template-columns: 1fr auto;
    row-gap: 6px;
  }
  .portal-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    gap: clamp(18px, 8vw, 32px);
    padding-top: 5px;
    border-top: 1px solid var(--line);
  }
  .portal-link { font-size: 12px; }
  .hero-copy {
    position: absolute;
    top: calc(var(--nav-offset) + 8px);
    left: 0;
    right: 0;
    max-width: none;
    padding: 0 18px;
    transform: none;
  }
  .hero-title {
    max-width: 350px;
    font-size: clamp(30px, 9vw, 38px);
    line-height: 1.14;
    text-wrap: balance;
    white-space: normal;
  }
  .portal-orbits {
    top: calc(var(--nav-offset) + 118px);
    right: 16px;
    bottom: auto;
    left: 16px;
    width: calc(100% - 32px);
    max-width: 358px;
    height: min(294px, calc(100svh - var(--hero-clip-h) - var(--nav-offset) - 136px));
    margin-inline: auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: repeat(3, minmax(0, 1fr));
    gap: 8px 10px;
  }
  .portal-entry-shell {
    position: relative;
    inset: auto;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    animation-duration: 5s;
  }
  .portal-entry {
    min-height: 0;
    min-width: 0;
    max-width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
    padding: 7px 8px;
    transform: translate3d(var(--portal-x, 0px), var(--portal-y, 0px), 0) rotateY(var(--card-tilt)) rotateX(1deg);
  }
  .portal-entry:hover,
  .portal-entry:focus-visible { transform: translate3d(var(--portal-x, 0px), var(--portal-y, 0px), 0) rotateY(var(--card-tilt)) rotateX(1deg) translate3d(0, -3px, 8px); }
  .portal-entry::before { inset: 5px 0 -7px 5px; }
  .portal-entry-copy { align-items: flex-start; gap: 1px; width: 100%; }
  .portal-entry-copy strong { font-size: 11.5px; line-height: 1.2; }
  .portal-entry-line { font-size: 8.5px; line-height: 1.2; }
  .portal-entry-art {
    order: -1;
    width: 58px;
    height: 43px;
    transform: translateZ(12px) scale(.68);
    transform-origin: center bottom;
    margin-bottom: -7px;
  }
  .portal-entry-arrow { position: absolute; right: 6px; top: 6px; font-size: 12px; }
}

/* 移动端双入口:标题下方两列,球体上方 */
@media (max-width: 680px) {
  .portal-orbits--duo {
    top: auto;
    right: 16px;
    bottom: calc(var(--hero-clip-h) + 22px);
    left: 16px;
    width: calc(100% - 32px);
    max-width: none;
    height: 116px;
    margin-inline: auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: none;
    gap: clamp(12px, 8vw, 32px);
    perspective: none;
    transform-style: flat;
  }
  .portal-orbits--duo .portal-entry-shell {
    position: relative;
    inset: auto;
    width: auto;
    max-width: 100%;
    min-width: 0;
    animation-duration: 5s;
    transform-style: flat;
  }
  .portal-orbits--duo .portal-entry {
    min-height: 0;
    min-width: 0;
    max-width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
    padding: 0;
    transform: none;
  }
  .portal-orbits--duo .portal-entry:hover,
  .portal-orbits--duo .portal-entry:focus-visible {
    transform: translateY(-3px);
  }
  .portal-orbits--duo .portal-entry-art {
    width: 100%;
    height: 74px;
    transform: none;
    transform-origin: center;
    margin-bottom: 0;
  }
  .portal-orbits--duo .portal-entry-icon--cloud { width: 96px; }
  .portal-orbits--duo .portal-entry-icon--moon { width: 68px; height: 68px; }
  .portal-orbits--duo .portal-entry-copy {
    align-items: center;
    gap: 0;
    width: auto;
  }
  .portal-orbits--duo .portal-entry-copy strong {
    font-size: 12px;
    line-height: 1.2;
    white-space: nowrap;
  }
  .portal-orbits--duo .portal-entry-copy span {
    display: block;
    font-size: 9px;
    line-height: 1.2;
    white-space: nowrap;
  }
  .portal-orbits--duo .portal-entry-arrow {
    position: absolute;
    right: 2px;
    top: 8px;
    padding-top: 0;
    font-size: 12px;
  }
  .portal-orbits--duo .portal-entry-shell--cloud { left: 20px; top: -26px; }
  .portal-orbits--duo .portal-entry-shell--moon { right: 20px; top: -26px; }
}

@media (max-width: 680px) and (max-height: 720px) {
  .portal-entry-line { display: none; }
  .portal-entry-art { transform: translateZ(12px) scale(.58); }
}

@media (prefers-reduced-motion: reduce) {
  .cta-arrow { animation: none; }
  .portal-entry-shell { animation: none; }
  * { transition-duration: 0.01ms !important; }
}