/* ============================================================
   诗原 main.css — 审美即代码。
   原则：留白、低频、低饱和；UI 退后，诗在前；第二眼才发现的美。
   颜色一律走 --c-* 变量（theme.js 注入），禁止硬编码色值。
   ============================================================ */

/* @import 必须在所有规则之前（CSS 规范），否则被浏览器忽略导致字体切片失效。 */
@import url("../fonts/default/result");
@import url("../fonts/wenkai/result");
@import url("../fonts/heiti/result");

:root {
  /* 出厂默认 = 玄，防 FOUC；theme.js 会覆盖 */
  --c-bg: #0B0B0E;
  --c-bg2: #131318;
  --c-text: #DCDCD6;
  --c-dim: #6E6E76;
  --c-accent: #C9A86A;
  --c-glow: #A8B8D0;
  --c-owner: #7EC8FF;
  --c-envTint: #9AA4B4;
  --c-vignette: rgba(3, 5, 10, 0.58);
  --font: 'Noto Serif SC', 'Songti SC', 'STSong', 'SimSun', serif;
  --font-default: 'Noto Serif SC', 'Songti SC', 'STSong', 'SimSun', serif;
  --font-wenkai: 'LXGW WenKai', 'Kaiti SC', 'STKaiti', 'KaiTi', serif;
  --font-zhuque: 'Zhuque Fangsong', 'FangSong', 'STFangsong', serif;
  --font-heiti: 'Source Han Sans SC', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-kaishu: 'Ma Shan Zheng', 'STKaiti', 'KaiTi', cursive;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  height: 100%;
  overflow: hidden;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  user-select: none;
  -webkit-user-select: none;
  transition: background-color 1.6s cubic-bezier(.22,1,.36,1), color 1.6s cubic-bezier(.22,1,.36,1);
}

/* ── 渲染三明治 ─────────────────────────── */
#env-back,
#env-front {
  position: fixed; inset: 0;
  width: 100vw; height: 100dvh;
  pointer-events: none;
}
#env-back {
  z-index: 0;
}
#env-front {
  z-index: 2;
}
#fx-char {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  pointer-events: none;
  z-index: 1;
  will-change: transform;
}
body.xie-open #fx-char {
  z-index: 37;
}
#viewport {
  position: fixed; inset: 0;
  z-index: 1;
  touch-action: none;
  cursor: grab;
  overflow: hidden;
}
#viewport.dragging { cursor: grabbing; }
#world {
  position: absolute; left: 0; top: 0;
  transform-origin: 0 0;
  will-change: transform;
}
#vignette {
  position: fixed; inset: 0; z-index: 3;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 48%, var(--c-vignette) 100%);
}
#grain {
  position: fixed; inset: 0; z-index: 4;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='160' height='160' filter='url(%23n)' opacity='0.55'/></svg>");
}
#boot-veil {
  position: fixed;
  inset: 0;
  z-index: 99;
  display: grid;
  place-items: center;
  background: var(--c-bg);
  pointer-events: none;
  transition: opacity 1.2s ease, visibility 1.2s;
}
#boot-veil span {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--c-glow);
  filter: blur(5px);
  box-shadow: 0 0 42px 18px color-mix(in srgb, var(--c-glow) 34%, transparent);
  animation: mote-breath 6s ease-in-out infinite;
}
#boot-veil.gone {
  opacity: 0;
  visibility: hidden;
}
#paths {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

/* ── 诗的三态 ─────────────────────────── */
.poem {
  position: absolute;
  width: 460px;
}
.poem[data-lod="mote"], .poem[data-lod="seed"] { cursor: pointer; }

.poem-mote {
  position: absolute; left: 50%; top: 50%;
  width: 22px; height: 22px;
  margin: -11px 0 0 -11px;
  border-radius: 50%;
  background: var(--c-glow);
  filter: blur(6px);
  box-shadow: 0 0 46px 18px color-mix(in srgb, var(--c-glow) 36%, transparent);
  opacity: 0;
  transition: opacity 1s ease;
}
.poem[data-lod="mote"] .poem-mote {
  animation: mote-breath 7s ease-in-out infinite;
  opacity: calc(0.8 - var(--depth, 0) * 0.45);
}
.poem[data-pending="true"] .poem-mote {
  opacity: 0.18;
  filter: blur(8px);
}
.poem[data-today="true"] .poem-mote {
  box-shadow:
    0 0 46px 18px color-mix(in srgb, var(--c-glow) 36%, transparent),
    0 0 0 1px color-mix(in srgb, var(--c-accent) 42%, transparent);
}
@keyframes mote-breath {
  0%, 100% { opacity: 0.32; transform: scale(0.85); }
  50%      { opacity: 0.7;  transform: scale(1.1); }
}

.poem-seed {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  font-size: 62px;
  font-weight: 200;
  color: color-mix(in srgb, var(--c-text) 62%, transparent);
  text-shadow: 0 0 26px color-mix(in srgb, var(--c-glow) 45%, transparent);
  letter-spacing: 0;
  opacity: 0;
  transition: opacity 1s ease, transform 1s cubic-bezier(.22,1,.36,1);
}
.poem[data-lod="seed"] .poem-seed { animation: seed-breath 9s ease-in-out infinite; }
/* 放大成全诗：种子字缩到正文字号并淡出，锚点正文字同步淡入——远景的字"长成"诗的字 */
.poem[data-lod="full"] .poem-seed,
.poem[data-lod="leaving"] .poem-seed {
  transform: translate(-50%, -50%) scale(0.36);
}
@keyframes seed-breath {
  0%, 100% { opacity: 0.55; }
  50%      { opacity: 0.95; }
}

.poem-body {
  position: relative;
  padding: 30px 10px;
  transition: opacity 0.9s ease;
  opacity: calc(1 - var(--age-fade, 0));
}
.poem-body ::selection { background: color-mix(in srgb, var(--c-accent) 30%, transparent); }
.poem[data-font="default"] .poem-body { font-family: var(--font-default); }
.poem[data-font="wenkai"] .poem-body { font-family: var(--font-wenkai); }
.poem[data-font="zhuque"] .poem-body { font-family: var(--font-zhuque); }
.poem[data-font="heiti"] .poem-body { font-family: var(--font-heiti); }
.poem[data-font="kaishu"] .poem-body { font-family: var(--font-kaishu); }
.poem-title {
  margin: 0 0 36px;
  font-size: 17px;
  font-weight: 400;
  letter-spacing: 0.42em;
  color: var(--c-dim);
}
.line {
  margin: 0;
  font-size: 22px;
  font-weight: 300;
  line-height: 2.6;
  letter-spacing: 0.14em;
}
/* 空行（分段）保留一个行盒高度，否则会塌成 0 高看不出分行 */
.line-blank { min-height: 1.4em; }
.line:empty::after { content: "\00a0"; }

/* 对齐方式：诗歌属性，所有人可见。默认 left。 */
.poem[data-align="center"] .poem-title,
.poem[data-align="center"] .line { text-align: center; }
.poem[data-align="right"]  .poem-title,
.poem[data-align="right"]  .line { text-align: right; }
.poem[data-align="left"]   .poem-title,
.poem[data-align="left"]   .line { text-align: left; }
.poem-author {
  margin-top: 30px;
  padding-right: 2px;
  color: color-mix(in srgb, var(--c-dim) 84%, transparent);
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-align: right;
}
.poem[data-owner="true"] .poem-author {
  color: var(--c-owner);
  text-shadow: 0 0 18px color-mix(in srgb, var(--c-owner) 34%, transparent);
}
.ch { display: inline-block; }
.ci { display: inline-block; }
.poem-ripple {
  position: absolute;
  width: 240px;
  height: 240px;
  margin: -120px 0 0 -120px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--c-accent) 22%, transparent);
  pointer-events: none;
  animation: poem-ripple 2.8s ease-out forwards;
}
@keyframes poem-ripple {
  from { opacity: 0.55; transform: scale(0.2); }
  to { opacity: 0; transform: scale(2.4); }
}

/* LOD 可见性（淡入淡出全靠 opacity，绝不闪切） */
.poem[data-lod="mote"] .poem-seed,
.poem[data-lod="mote"] .poem-body { opacity: 0; pointer-events: none; }
.poem[data-lod="seed"] .poem-mote { opacity: 0; }
.poem[data-lod="seed"] .poem-body { opacity: 0; pointer-events: none; }
.poem[data-lod="full"] .poem-mote,
.poem[data-lod="full"] .poem-seed,
.poem[data-lod="leaving"] .poem-mote,
.poem[data-lod="leaving"] .poem-seed { opacity: 0; }

/* ── 原野物件 ─────────────────────────── */
.field-object {
  position: absolute;
  width: 280px;
  height: 240px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font-family: var(--font);
}
.field-object-mote,
.field-object-seed,
.field-object-body {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  transition: opacity 0.9s ease, transform 0.9s cubic-bezier(.22,1,.36,1);
}
.field-object-mote {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--c-accent) 72%, var(--c-glow));
  filter: blur(6px);
  box-shadow: 0 0 42px 14px color-mix(in srgb, var(--c-accent) 26%, transparent);
}
.field-object-seed {
  font-size: 56px;
  font-weight: 200;
  color: color-mix(in srgb, var(--c-text) 58%, transparent);
  text-shadow: 0 0 22px color-mix(in srgb, var(--c-glow) 34%, transparent);
}
.field-object-body {
  width: 100%;
  opacity: 0;
}
.field-object[data-lod="mote"] .field-object-seed,
.field-object[data-lod="mote"] .field-object-body,
.field-object[data-lod="seed"] .field-object-body {
  opacity: 0;
}
.field-object[data-lod="seed"] .field-object-mote { opacity: 0; }
.field-object[data-lod="full"] .field-object-mote,
.field-object[data-lod="full"] .field-object-seed {
  opacity: 0;
}
.field-object[data-lod="full"] .field-object-body { opacity: 1; }
.field-object-title {
  display: block;
  margin-bottom: 16px;
  font-size: 12px;
  letter-spacing: 0.34em;
  color: var(--c-accent);
  text-align: center;
}
.field-object-figure {
  display: block;
  margin: 0 auto;
}
.field-object-hint {
  display: block;
  width: 180px;
  margin: 18px auto 0;
  font-size: 11px;
  line-height: 1.9;
  letter-spacing: 0.12em;
  color: var(--c-dim);
  text-align: center;
}
/* ── UI 共通 ─────────────────────────── */
#ui-root { position: fixed; inset: 0; z-index: 10; pointer-events: none; }
#ui-root > * { pointer-events: auto; }
#ui-root > .hint,
#ui-root > .toast,
#ui-root > .focusbar { pointer-events: none; }
#ui-root > .intro,
#ui-root > .focusbar.show { pointer-events: auto; }

.wordmark {
  position: fixed; top: 30px; left: 36px;
  pointer-events: none;
}
.wordmark-title {
  font-size: 21px; font-weight: 400;
  letter-spacing: 0.4em;
  color: color-mix(in srgb, var(--c-text) 85%, transparent);
}
.wordmark-sub {
  margin-top: 9px;
  font-size: 11px; font-weight: 300;
  letter-spacing: 0.32em;
  color: var(--c-dim);
}

/* 主空间切换：常驻滑动开关（左上角），浮在诗集层之上始终可见 */
.space-switch {
  position: fixed;
  left: 36px;
  top: 96px;
  z-index: 38;                 /* 高于 .lib-overlay(34)，诗集里也看得见、点得到 */
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--c-text) 12%, transparent);
  background: color-mix(in srgb, var(--c-bg2) 56%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.space-switch-slide {
  position: absolute;
  top: 4px; left: 4px;
  width: calc(50% - 4px); height: calc(100% - 8px);
  border-radius: 999px;
  background: color-mix(in srgb, var(--c-accent) 22%, transparent);
  border: 1px solid var(--c-border-accent);
  transition: transform var(--dur-2) var(--ease-out);
  pointer-events: none;
}
.space-switch.to-lib .space-switch-slide { transform: translateX(100%); }
/* 写诗页 / 纸页弹层打开时，不显示主空间切换开关 */
body.xie-open .space-switch { display: none; }
.space-switch-btn {
  position: relative;
  z-index: 1;
  min-width: 52px;
  padding: 8px 16px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--c-dim);
  font-family: var(--font);
  font-size: 13px;
  letter-spacing: 0.18em;
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--dur-2) var(--ease-soft);
}
.space-switch-btn.active { color: var(--c-accent); }
.space-switch-btn:not(.active):hover { color: var(--c-text); }

/* ── 诗集卡内的"活诗"：专用块级排版 + 逐字字效（字的动），淡入而非凝结 ── */
.lib-poem { display: block; width: 100%; opacity: 0; transition: opacity .8s ease; }
.lib-poem.in { opacity: 1; }
.lib-poem-body { display: block; }
.lib-line { margin: 0; color: var(--c-text); font-weight: 300; }
.lib-line.line-blank { min-height: 1em; }
.lib-ch { display: inline-block; }
.lib-poem-lg .lib-line { font-size: 26px; line-height: 2.0; letter-spacing: .12em; }
.lib-poem-lg { margin: 6px 0 16px; }

/* 主舞台题目小一点、正文大一点 */
.daily-title { font-size: 30px !important; margin-bottom: 18px !important; }

/* 左右两殿：诗名列表 */
.lib-title-item {
  position: relative;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  width: 100%; padding: 11px 10px; margin: 0; border: 0; border-radius: 7px;
  background: transparent; color: var(--c-text); font-family: var(--font);
  font-size: 14px; letter-spacing: .08em; text-align: left; cursor: pointer;
  transition: background var(--dur-2) var(--ease-soft), color var(--dur-2) var(--ease-soft), padding-left var(--dur-2) var(--ease-soft);
  animation: lib-item-in var(--dur-3) var(--ease-soft) both;
}
/* 诗与诗之间的分割线 + 流动高光 */
.lib-title-item:not(:last-child)::after {
  content: ''; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 1px;
  background:
    linear-gradient(90deg, transparent, color-mix(in srgb, var(--c-accent) 55%, transparent) 20%, transparent 40%) 0 0 / 220% 100% no-repeat,
    color-mix(in srgb, var(--c-text) 9%, transparent);
  animation: lib-divider-sweep 4.8s linear infinite;
  opacity: .7;
}
.lib-title-item:nth-child(3n)::after { animation-delay: -1.6s; }
.lib-title-item:nth-child(3n+1)::after { animation-delay: -3.2s; }
.lib-title-item:hover { background: color-mix(in srgb, var(--c-text) 6%, transparent); padding-left: 14px; }
.lib-title-item.active { background: var(--c-accent-low); color: var(--c-accent); }
.lib-title-item.active::after { opacity: 1; }
.lib-title-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.lib-title-acts { display: flex; gap: 4px; flex-shrink: 0; opacity: 0; transition: opacity var(--dur-2) var(--ease-soft); }
.lib-title-item:hover .lib-title-acts { opacity: 1; }
@keyframes lib-divider-sweep { from { background-position: -120% 0, 0 0; } to { background-position: 220% 0, 0 0; } }
@keyframes lib-item-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* 主舞台：可拖动平移 + 滚轮缩放（像诗原）。inner 默认居中，缩放以中心为原点。 */
.lib-stage-zoom {
  overflow: hidden;
  position: relative;
  display: flex; align-items: center; justify-content: center;
  flex: 1 1 auto; min-height: 220px; width: 100%;
  cursor: grab; touch-action: none;
}
.lib-stage-zoom.grabbing { cursor: grabbing; }
.lib-stage-inner {
  transform-origin: center center;
  transition: transform .12s ease-out;
  flex: 0 0 auto;
  padding: 12px 4px;
}
.lib-stage-zoom.grabbing .lib-stage-inner { transition: none; }

.hint {
  position: fixed;
  left: 50%;
  bottom: 42px;
  transform: translate(-50%, 10px);
  color: color-mix(in srgb, var(--c-dim) 82%, transparent);
  font-size: 12px;
  letter-spacing: 0.18em;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(.22,1,.36,1);
}
.hint.show {
  opacity: 0.82;
  transform: translate(-50%, 0);
}

.intro {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 24px;
  background:
    radial-gradient(circle at 50% 44%, color-mix(in srgb, var(--c-glow) 13%, transparent), transparent 36%),
    color-mix(in srgb, var(--c-bg) 92%, transparent);
  transition: opacity 1s ease, visibility 1s;
}
.intro.gone {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.intro-title {
  margin: 0;
  padding-left: 0.48em;
  color: var(--c-text);
  font-size: clamp(42px, 8vw, 82px);
  font-weight: 300;
  letter-spacing: 0.48em;
}
.intro-sub {
  margin: 0;
  color: var(--c-dim);
  font-size: 13px;
  letter-spacing: 0.24em;
}
.intro-go {
  margin-top: 8px;
}

/* 码头按钮 */
.dock {
  position: fixed; right: 26px; bottom: 26px;
  display: flex; flex-direction: column; gap: 12px;
  z-index: 34;
}
.dock-btn {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--c-text) 16%, transparent);
  background: color-mix(in srgb, var(--c-bg2) 66%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--c-dim);
  font-family: var(--font);
  font-size: 15px;
  cursor: pointer;
  transition: color 0.35s, border-color 0.35s, transform 0.35s;
}
.dock-btn:hover {
  color: var(--c-text);
  border-color: color-mix(in srgb, var(--c-accent) 55%, transparent);
  transform: translateY(-2px);
}
.site-footer {
  position: fixed;
  left: 22px;
  bottom: 18px;
  max-width: min(520px, calc(100vw - 140px));
  font-size: 11px;
  line-height: 1.8;
  color: var(--c-dim);
  opacity: 0.58;
  transition: opacity 0.8s ease;
}
.site-footer:hover { opacity: 1; }
.site-footer a { color: inherit; text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--c-dim) 28%, transparent); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 96px;
  z-index: 70;
  max-width: min(720px, calc(100vw - 48px));
  padding: 11px 24px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--c-text) 12%, transparent);
  background: color-mix(in srgb, var(--c-bg2) 88%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.26);
  color: color-mix(in srgb, var(--c-text) 88%, transparent);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.12em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  transform: translate(-50%, 10px);
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(.22,1,.36,1);
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

.focusbar {
  position: fixed;
  left: 50%;
  top: auto;
  bottom: 24px;
  z-index: 33;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  max-width: min(1040px, calc(100vw - 148px));
  padding: 0;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 12px);
  pointer-events: none;
  transition: opacity 0.45s ease, transform 0.45s cubic-bezier(.22,1,.36,1), visibility 0.45s;
}
.focusbar.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
  pointer-events: auto;
}
/* 诗集/写诗/纸页打开时整体隐藏诗原 focusbar（这些空间有自己的操作条，避免字体等按钮重复） */
body.lib-open .focusbar,
body.xie-open .focusbar,
body.paper-open .focusbar { opacity: 0 !important; visibility: hidden !important; pointer-events: none !important; }
.focusbar-title {
  max-width: 160px;
  overflow: hidden;
  color: color-mix(in srgb, var(--c-text) 78%, transparent);
  font-size: 12px;
  letter-spacing: 0.16em;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.focusbar .btn {
  margin-top: 0;
  padding: 9px 18px;
  white-space: nowrap;
}
.report-box {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.report-box .field-input {
  width: 160px;
  padding: 7px 2px;
}
.variant-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: 8px;
}

@media (max-width: 720px) {
  .wordmark { top: 22px; left: 22px; }
  .wordmark-title { font-size: 19px; }
  .space-switch { left: 22px; top: 84px; }
  .paper-nav { top: 28px; right: 22px; font-size: 11px; }
  .focusbar {
    left: 14px;
    right: 14px;
    bottom: 14px;
    justify-content: flex-start;
    max-width: none;
    overflow-x: auto;
    transform: translateY(12px);
    scrollbar-width: none;
  }
  .focusbar::-webkit-scrollbar { display: none; }
  .focusbar.show { transform: translateY(0); }
  .focusbar-title { flex: 0 0 auto; max-width: 130px; }
  .focusbar .btn { flex: 0 0 auto; padding: 8px 14px; }
  .hint {
    left: 22px;
    right: 22px;
    bottom: 98px;
    transform: translateY(10px);
    text-align: left;
  }
  .hint.show { transform: translateY(0); }
  .site-footer { left: 18px; bottom: 16px; max-width: calc(100vw - 96px); }
}

/* ── 纸页路由 ─────────────────────────── */
.paper-nav {
  position: fixed;
  top: 32px;
  right: 34px;
  display: flex;
  align-items: center;
  gap: 0.3em;
  z-index: 32;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--c-dim);
  transition: color 0.9s cubic-bezier(.22,1,.36,1);
}
.paper-nav a {
  color: inherit;
  text-decoration: none;
  transition: color 0.35s ease;
}
.paper-nav a:hover,
.paper-nav a.active {
  color: var(--c-text);
}
.paper-nav-dot {
  opacity: 0.55;
  padding-right: 0.3em;
}
#viewport {
  transition: filter 0.7s cubic-bezier(.22,1,.36,1);
}
body.paper-open #viewport {
  filter: blur(6px) brightness(0.7);
}
.paper-overlay {
  position: fixed;
  inset: 0;
  z-index: 31;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 72px 20px 36px;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s cubic-bezier(.22,1,.36,1), visibility 0.7s;
}
.paper-overlay.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.paper-sheet {
  position: relative;
  width: min(88vw, 760px);
  max-height: calc(100dvh - 108px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 48px 54px 56px;
  border-radius: 4px;
  border: 1px solid color-mix(in srgb, var(--c-text) 10%, transparent);
  background: color-mix(in srgb, var(--c-bg2) 94%, transparent);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.32);
  transform: translateY(60px);
  transition:
    transform 0.7s cubic-bezier(.22,1,.36,1),
    background-color 1.2s cubic-bezier(.22,1,.36,1),
    border-color 1.2s cubic-bezier(.22,1,.36,1),
    color 1.2s cubic-bezier(.22,1,.36,1);
  color: var(--c-text);
  user-select: text;
  -webkit-user-select: text;
}
.paper-overlay.open .paper-sheet {
  transform: none;
}
.paper-sheet::-webkit-scrollbar {
  width: 0;
}
.paper-close {
  position: sticky;
  top: 0;
  float: right;
  margin: -20px -24px 0 24px;
  border: 0;
  background: transparent;
  color: var(--c-dim);
  font-family: var(--font);
  font-size: 12px;
  letter-spacing: 0.26em;
  cursor: pointer;
  transition: color 0.35s ease;
}
.paper-close:hover {
  color: var(--c-text);
}
.paper-title {
  margin: 0 0 38px;
  font-size: 24px;
  font-weight: 300;
  letter-spacing: 0.4em;
  color: var(--c-text);
}
.paper-body {
  font-size: 15px;
  line-height: 2.2;
  letter-spacing: 0;
}
.paper-prose {
  max-width: 560px;
  margin: 0 auto;
}
.paper-prose p {
  margin: 0 0 2em;
  color: color-mix(in srgb, var(--c-text) 88%, transparent);
}
body[data-writing="vertical"] .paper-sheet {
  writing-mode: horizontal-tb;
}
.mulu-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mulu-row {
  display: grid;
  grid-template-columns: 54px 1fr 12px;
  align-items: center;
  gap: 18px;
  width: 100%;
  padding: 14px 0;
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--c-text) 8%, transparent);
  background: transparent;
  color: inherit;
  font-family: var(--font);
  text-align: left;
  cursor: pointer;
  transition:
    color 0.45s ease,
    border-color 0.45s ease,
    background 0.45s ease,
    transform 0.45s cubic-bezier(.22,1,.36,1);
}
.mulu-row:hover {
  border-bottom-color: color-mix(in srgb, var(--c-accent) 22%, transparent);
  background: color-mix(in srgb, var(--c-accent) 4%, transparent);
}
.mulu-row:hover .mulu-name {
  color: var(--c-text);
}
.mulu-seed {
  font-size: 38px;
  font-weight: 200;
  line-height: 1;
  color: color-mix(in srgb, var(--c-text) 84%, transparent);
  transition: color 0.45s ease, text-shadow 0.45s ease, opacity 0.45s ease;
}
.mulu-main {
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.mulu-name {
  flex: 0 0 auto;
  font-size: 16px;
  letter-spacing: 0.18em;
  color: color-mix(in srgb, var(--c-text) 82%, transparent);
  transition: color 0.45s ease;
}
.mulu-line {
  min-width: 0;
  overflow: hidden;
  color: var(--c-dim);
  font-size: 13px;
  white-space: nowrap;
  text-overflow: ellipsis;
  transition: color 0.45s ease;
}
.mulu-theme {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  box-shadow: 0 0 12px color-mix(in srgb, var(--c-glow) 36%, transparent);
  transition: background-color 0.75s ease, box-shadow 0.75s ease, transform 0.45s cubic-bezier(.22,1,.36,1);
}
.mulu-row:hover .mulu-seed,
.mulu-row:hover .mulu-line {
  color: color-mix(in srgb, var(--c-text) 82%, transparent);
}
.mulu-row:hover .mulu-theme {
  transform: scale(1.35);
  box-shadow: 0 0 16px color-mix(in srgb, var(--c-accent) 40%, transparent);
}

/* 玻璃面板 */
.panel {
  position: fixed; right: 84px; bottom: 26px;
  z-index: 35;                                   /* 高于 dock(34)，弹框不被右下角按钮遮挡 */
  width: min(360px, calc(100vw - 110px));
  max-height: min(76vh, 640px);
  overflow-y: auto;
  padding: 26px 26px 30px;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--c-text) 12%, transparent);
  background: color-mix(in srgb, var(--c-bg2) 76%, transparent);
  backdrop-filter: blur(18px) saturate(1.05);
  -webkit-backdrop-filter: blur(18px) saturate(1.05);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.28);
  opacity: 0;
  transform: translateY(10px);
  visibility: hidden;
  transition: opacity 0.45s ease, transform 0.45s cubic-bezier(.22,1,.36,1), visibility 0.45s;
}
.panel[data-panel="composer"] {
  background: var(--c-bg2);
}
.panel.open { opacity: 1; transform: none; visibility: visible; }
.panel::-webkit-scrollbar { width: 0; }
/* 诗集自己的布局：面板从右上角顶栏下方落下（不沿用原野的右下角位置） */
body.lib-open .panel { top: 58px; right: 24px; bottom: auto; transform: translateY(-12px); transform-origin: top right; }
body.lib-open .panel.open { transform: none; }
/* 词谱/知音等纸页浮在诗集之上：抬到诗集层之上、加一层压暗、并让位主空间开关 */
body.paper-over .paper-overlay {
  z-index: 36;
  background: color-mix(in srgb, var(--c-bg) 60%, transparent);
  -webkit-backdrop-filter: blur(7px) saturate(1.02);
  backdrop-filter: blur(7px) saturate(1.02);
}
body.paper-over .space-switch { display: none; }

.panel-title {
  margin: 0 0 14px;
  font-size: 13px; font-weight: 400;
  letter-spacing: 0.35em;
  color: var(--c-accent);
}
.panel-title.sep {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid color-mix(in srgb, var(--c-text) 9%, transparent);
}
.panel-note {
  margin: 12px 0 0;
  font-size: 12px; font-weight: 300;
  line-height: 1.9;
  letter-spacing: 0.06em;
  color: var(--c-dim);
}
.panel-note.warn { color: var(--c-accent); }
.panel-note.ok { color: var(--c-accent); }
.text-btn {
  border: 0;
  background: transparent;
  color: var(--c-accent);
  font: inherit;
  padding: 0 2px;
  cursor: pointer;
}
.quota-line {
  height: 2px;
  margin: 10px 0 18px;
  background: color-mix(in srgb, var(--c-text) 10%, transparent);
}
.quota-line span {
  display: block;
  height: 100%;
  background: var(--c-accent);
}

.field-label {
  display: block;
  margin: 18px 0 4px;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--c-dim);
}
.field-input {
  width: 100%;
  padding: 9px 2px;
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--c-text) 18%, transparent);
  border-radius: 0;
  background: transparent;
  color: var(--c-text);
  font-family: var(--font);
  font-size: 14px;
  letter-spacing: 0.06em;
  transition: border-color 0.35s;
}
.field-input:focus {
  outline: none;
  border-bottom-color: color-mix(in srgb, var(--c-accent) 70%, transparent);
}
.field-input.flash {
  animation: input-flash 0.7s ease;
}
@keyframes input-flash {
  0%,100% { box-shadow: none; }
  45% { box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-accent) 16%, transparent); }
}
select.field-input { appearance: none; cursor: pointer; }
select.field-input option { background: var(--c-bg2); color: var(--c-text); }
.field-textarea {
  margin-top: 4px;
  padding: 14px;
  border: 1px solid color-mix(in srgb, var(--c-text) 14%, transparent);
  border-radius: 10px;
  line-height: 2.1;
  resize: vertical;
}
.field-textarea:focus { border-color: color-mix(in srgb, var(--c-accent) 55%, transparent); }
.range-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 10px;
}
.field-range {
  flex: 1;
  accent-color: var(--c-accent);
}
.range-value {
  min-width: 48px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-dim);
  text-align: right;
}

/* 按钮 */
.btn {
  margin-top: 20px;
  padding: 9px 20px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--c-text) 20%, transparent);
  background: transparent;
  color: var(--c-dim);
  font-family: var(--font);
  font-size: 13px;
  letter-spacing: 0.18em;
  cursor: pointer;
  transition: color 0.35s, border-color 0.35s, background 0.35s;
}
.btn:hover { color: var(--c-text); border-color: color-mix(in srgb, var(--c-text) 45%, transparent); }
.btn.primary {
  color: var(--c-accent);
  border-color: color-mix(in srgb, var(--c-accent) 45%, transparent);
}
.btn.primary:hover { background: color-mix(in srgb, var(--c-accent) 10%, transparent); }
.btn.busy { pointer-events: none; animation: btn-pulse 1.6s ease-in-out infinite; }
@keyframes btn-pulse { 0%,100% { opacity: 0.45; } 50% { opacity: 0.9; } }
.btn-row { display: flex; gap: 10px; }
.btn-row .active {
  color: var(--c-accent);
  border-color: color-mix(in srgb, var(--c-accent) 50%, transparent);
}
.sm-list { display: grid; gap: 10px; margin: 12px 0; }
.sm-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid color-mix(in srgb, var(--c-text) 12%, transparent);
  border-radius: 8px;
  font-size: 12px;
  color: var(--c-dim);
}
.font-palette {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}
.font-choice {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--c-text) 12%, transparent);
  border-radius: 8px;
  background: color-mix(in srgb, var(--c-bg) 22%, transparent);
  color: var(--c-text);
  font-family: var(--font);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.35s ease, background 0.35s ease;
}
.font-choice:hover,
.font-choice.active {
  border-color: color-mix(in srgb, var(--c-accent) 52%, transparent);
  background: color-mix(in srgb, var(--c-accent) 8%, transparent);
}
.font-choice-name {
  display: block;
  margin-bottom: 6px;
  color: var(--c-accent);
  font-size: 12px;
  letter-spacing: 0.18em;
}
.font-choice-demo {
  display: block;
  font-size: 18px;
  line-height: 1.8;
  letter-spacing: 0.08em;
}
.font-choice[data-font="default"] .font-choice-demo { font-family: var(--font-default); }
.font-choice[data-font="wenkai"] .font-choice-demo { font-family: var(--font-wenkai); }
.font-choice[data-font="zhuque"] .font-choice-demo { font-family: var(--font-zhuque); }
.font-choice[data-font="heiti"] .font-choice-demo { font-family: var(--font-heiti); }
.font-choice[data-font="kaishu"] .font-choice-demo { font-family: var(--font-kaishu); }

/* ── 新增设计令牌（三翼 / 三殿通用）─────────────────── */
:root {
  --c-border:        rgba(220,220,214,.08);
  --c-border-mid:    rgba(220,220,214,.14);
  --c-border-accent: rgba(201,168,106,.28);
  --c-accent-low:    rgba(201,168,106,.12);
  /* 动效令牌：克制·高级感统一缓动与时长（柔出、慢、不弹） */
  --ease-out:    cubic-bezier(.22,1,.36,1);
  --ease-soft:   cubic-bezier(.33,0,.2,1);
  --ease-in-out: cubic-bezier(.65,0,.35,1);
  --dur-1: .18s;   /* 微反馈 */
  --dur-2: .32s;   /* 常规过渡 */
  --dur-3: .6s;    /* 入场/材质 */
  /* 高级感焦点环：内描背景隔一圈，外描低饱和 accent，不刺眼 */
  --ring: 0 0 0 2px var(--c-bg), 0 0 0 3.5px color-mix(in srgb, var(--c-accent) 52%, transparent);
  --hair: color-mix(in srgb, var(--c-text) 11%, transparent);
}

/* ============================================================
   沉浸写诗页 · 三翼布局（写 · 舞台 · 效果）
   ============================================================ */
body.xie-open #viewport {
  filter: blur(7px) brightness(0.58);
}
.xie-overlay {
  position: fixed;
  inset: 0;
  z-index: 36;
  display: grid;
  grid-template-columns: 264px 1fr 264px;
  grid-template-rows: 50px 1fr 58px;
  background: var(--c-bg);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .55s cubic-bezier(.22,1,.36,1), visibility .55s;
}
#ui-root > .xie-overlay { pointer-events: none; }
.xie-overlay.open { opacity: 1; visibility: visible; }
#ui-root > .xie-overlay.open { pointer-events: auto; }

/* ── 顶栏 */
.xie-bar {
  grid-column: 1 / 4; grid-row: 1;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 28px;
  border-bottom: 1px solid var(--c-border);
}
.xie-bar-title { font-size: 11px; letter-spacing: .34em; color: var(--c-dim); }
.xie-bar-right { display: flex; align-items: center; gap: 22px; }
.xie-counter   { font-size: 11px; letter-spacing: .16em; color: color-mix(in srgb, var(--c-dim) 50%, transparent); }
.xie-close {
  background: transparent; border: none; cursor: pointer;
  color: var(--c-dim); font-family: var(--font);
  font-size: 12px; letter-spacing: .26em; padding: 4px 0;
  transition: color .3s;
}
.xie-close:hover { color: var(--c-text); }

/* ── 左栏：写字 */
.xie-write {
  grid-column: 1; grid-row: 2;
  position: relative;
  padding: 26px 22px 20px;
  border-right: 1px solid var(--c-border);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.xie-field-label {
  font-size: 10px; letter-spacing: .34em; color: var(--c-dim); margin-bottom: 10px;
}
.xie-title-input {
  width: 100%; font-size: 18px; letter-spacing: .12em;
  background: transparent; color: var(--c-text); border: none; outline: none;
  border-bottom: 1px solid var(--c-border-mid); padding: 5px 0; margin-bottom: 20px;
  transition: border-color .3s; font-family: var(--font);
}
.xie-title-input:focus { border-bottom-color: var(--c-border-accent); }
.xie-title-input::placeholder { color: var(--c-dim); }
.xie-body-wrap { flex: 1; min-height: 0; display: flex; flex-direction: column; margin-bottom: 18px; }
.xie-body {
  flex: 1; width: 100%; font-size: 17px; line-height: 2.5; letter-spacing: .1em;
  resize: none; padding: 0;
  background: transparent; color: var(--c-text); border: none; outline: none;
  font-family: var(--font-default);
}
.xie-body::placeholder { color: var(--c-dim); }
/* 写诗页强制横排 */
.xie-overlay .xie-poem,
.xie-overlay .xie-poem .poem-body,
.xie-overlay .xie-poem .line { writing-mode: horizontal-tb !important; }

.xie-settings-native { display: none; }
.xie-settings-grid   { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.xie-setting-tile {
  position: relative; min-height: 68px; padding: 8px 10px 9px; border-radius: 8px; text-align: left;
  border: 1px solid var(--c-border); background:
    linear-gradient(180deg, color-mix(in srgb, var(--c-bg2) 88%, transparent), rgba(19,19,24,.52));
  display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto 1fr auto; gap: 2px 8px;
  transition: border-color .25s, background .25s, transform .25s cubic-bezier(.22,1,.36,1);
  cursor: pointer; font-family: var(--font);
  overflow: hidden;
}
.xie-setting-tile::after {
  content: '⌄';
  position: absolute; right: 9px; bottom: 6px;
  color: color-mix(in srgb, var(--c-dim) 68%, transparent);
  font-size: 12px; line-height: 1; pointer-events: none;
}
.xie-setting-tile:hover { border-color: var(--c-border-accent); background: var(--c-accent-low); transform: translateY(-1px); }
.xie-setting-tile-label { grid-column: 1 / 3; font-size: 9px; letter-spacing: .26em; color: color-mix(in srgb, var(--c-dim) 58%, transparent); pointer-events: none; }
.xie-setting-tile-val   { grid-column: 1 / 3; align-self: end; padding-right: 16px; font-size: 13px; letter-spacing: .1em; color: color-mix(in srgb, var(--c-text) 86%, transparent); pointer-events: none; }
.xie-setting-preview {
  grid-column: 1 / 3; align-self: center;
  display: flex; align-items: center; justify-content: center; gap: 4px;
  min-height: 24px; color: var(--c-accent); pointer-events: none;
}
.xie-setting-tile[data-setting="天色"] .xie-setting-preview { justify-content: flex-start; }
.xie-theme-swatch {
  width: 18px; height: 18px; border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--c-text) 12%, transparent);
  background: var(--c-bg2);
  box-shadow: 0 0 12px color-mix(in srgb, var(--c-glow) 14%, transparent);
}
.xie-theme-swatch:nth-child(2) { background: var(--c-accent); opacity: .8; }
.xie-theme-swatch:nth-child(3) { background: var(--c-glow); opacity: .7; }
.xie-setting-tile[data-setting="字形"] .xie-setting-preview {
  justify-content: flex-start; font-size: 24px; line-height: 1; color: var(--c-text);
}
.xie-setting-preview[data-font="wenkai"] { font-family: var(--font-wenkai); }
.xie-setting-preview[data-font="zhuque"] { font-family: var(--font-zhuque); }
.xie-setting-preview[data-font="heiti"] { font-family: var(--font-heiti); }
.xie-setting-preview[data-font="kaishu"] { font-family: var(--font-kaishu); }
.xie-env-dot {
  width: 3px; height: 14px; border-radius: 999px;
  background: color-mix(in srgb, var(--c-envTint) 72%, transparent);
  opacity: .42; transform-origin: 50% 0;
  animation: xie-env-preview 1.6s linear infinite;
}
.xie-env-dot:nth-child(2n) { animation-delay: -.35s; height: 10px; }
.xie-env-dot:nth-child(3n) { animation-delay: -.75s; height: 18px; }
.xie-setting-tile[data-value="snow"] .xie-env-dot,
.xie-setting-tile[data-value="stars"] .xie-env-dot {
  width: 5px; height: 5px; border-radius: 50%;
  animation: xie-env-twinkle 1.7s ease-in-out infinite;
}
.xie-setting-tile[data-value="embers"] .xie-env-dot,
.xie-setting-tile[data-value="fireflies"] .xie-env-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 9px color-mix(in srgb, var(--c-accent) 52%, transparent);
  animation: xie-env-float 2s ease-in-out infinite;
}
.xie-setting-tile[data-setting="声场"] .xie-setting-preview { align-items: flex-end; justify-content: flex-start; height: 24px; }
/* 对齐方式预览：三条由宽到窄的线，按所选对齐方向贴边 */
.xie-align-preview { flex-direction: column; align-items: stretch; gap: 3px; width: 100%; }
.xie-align-bar {
  height: 2px; border-radius: 2px; width: 72%;
  background: color-mix(in srgb, var(--c-accent) 60%, transparent);
}
.xie-align-bar:nth-child(2) { width: 46%; }
.xie-setting-tile[data-value="center"] .xie-align-bar,
.xie-align-preview[data-value="center"] .xie-align-bar { margin-left: auto; margin-right: auto; }
.xie-setting-tile[data-value="right"] .xie-align-bar,
.xie-align-preview[data-value="right"] .xie-align-bar { margin-left: auto; }
.xie-sound-bar {
  width: 4px; height: 8px; border-radius: 999px;
  background: color-mix(in srgb, var(--c-accent) 68%, transparent);
  animation: xie-sound-preview 1.2s ease-in-out infinite;
}
.xie-sound-bar:nth-child(2) { animation-delay: -.2s; }
.xie-sound-bar:nth-child(3) { animation-delay: -.5s; }
.xie-sound-bar:nth-child(4) { animation-delay: -.7s; }
.xie-setting-tile[data-setting="seed"] .xie-setting-preview {
  justify-content: flex-start; font-size: 24px; line-height: 1; color: var(--c-accent);
}
.xie-setting-tile-select {
  display: none;
}
.xie-setting-popover {
  position: fixed;
  z-index: 40;
  width: min(220px, calc(100vw - 20px));
  max-height: min(330px, calc(100dvh - 28px));
  padding: 10px;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--c-accent) 28%, transparent);
  background: color-mix(in srgb, var(--c-bg2) 96%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 18px 44px rgba(0,0,0,.34);
  overflow: hidden;
  transform-origin: top left;
  animation: xie-pop-in .24s cubic-bezier(.22,1,.36,1) both;
}
@keyframes xie-pop-in {
  from { opacity: 0; transform: translateY(-6px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@media (prefers-reduced-motion: reduce) { .xie-setting-popover { animation-duration: .001s; } }
.xie-setting-pop-title {
  margin-bottom: 8px;
  font-size: 10px;
  letter-spacing: .28em;
  color: var(--c-dim);
}
.xie-setting-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  max-height: 270px;
  overflow-y: auto;
  padding-right: 3px;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--c-text) 14%, transparent) transparent;
}
.xie-setting-option {
  min-height: 54px;
  border: 1px solid var(--c-border);
  border-radius: 7px;
  background: color-mix(in srgb, var(--c-bg) 72%, transparent);
  color: var(--c-text);
  font-family: var(--font);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
  padding: 7px 8px;
  transition: border-color .2s, background .2s, transform .2s;
}
.xie-setting-option:hover,
.xie-setting-option.active {
  border-color: var(--c-border-accent);
  background: var(--c-accent-low);
}
.xie-setting-option-name {
  font-size: 12px;
  letter-spacing: .12em;
}
.xie-setting-option .xie-setting-preview {
  min-height: 18px;
  transform: scale(.82);
  transform-origin: left center;
}
.xie-seed-popover { width: 190px; }
.xie-seed-pop-input {
  width: 100%;
  margin-bottom: 8px;
  padding: 8px 2px;
  border: 0;
  border-bottom: 1px solid var(--c-border-mid);
  outline: none;
  background: transparent;
  color: var(--c-text);
  font: 20px var(--font);
  text-align: center;
}
.xie-seed-pop-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

/* ── 中栏：舞台 */
.xie-stage {
  grid-column: 2; grid-row: 2;
  position: relative; overflow: hidden;
  background: radial-gradient(circle at 50% 44%, color-mix(in srgb, var(--c-glow) 10%, transparent) 0%, transparent 52%), var(--c-bg);
  cursor: grab; touch-action: none;
}
.xie-stage.grabbing { cursor: grabbing; }
.xie-stage .xie-poem { cursor: auto; }   /* 诗体上恢复默认光标，交给字的 pointer 指示 */
.xie-stage-env {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}
.xie-selection-layer {
  position: absolute; inset: 0; z-index: 4;
  pointer-events: none;
}
.xie-selection-box {
  position: absolute;
  padding: 0;
  appearance: none;
  -webkit-appearance: none;
  font: inherit;
  border: 1px solid color-mix(in srgb, var(--c-accent) 62%, transparent);
  border-radius: 5px;
  background: color-mix(in srgb, var(--c-accent) 8%, transparent);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--c-glow) 7%, transparent) inset,
    0 0 12px color-mix(in srgb, var(--c-accent) 15%, transparent);
  animation: xie-select-pulse 1.8s ease-in-out infinite;
  pointer-events: auto;
  cursor: pointer;
}
.xie-stage-vignette {
  position: absolute; inset: 0; pointer-events: none; z-index: 2;
  background: radial-gradient(ellipse at center, transparent 32%, rgba(3,5,10,.76) 100%);
}
.xie-stage-ambient {
  position: absolute; width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--c-glow) 6.5%, transparent) 0%, transparent 68%);
  pointer-events: none;
  z-index: 1;
  left: 50%; top: 50%; transform: translate(-50%,-50%);
  animation: xie-glow-drift 9s ease-in-out infinite;
}
.xie-stage[data-env="rain"] .xie-stage-ambient,
.xie-stage[data-env="mist"] .xie-stage-ambient {
  background: radial-gradient(circle, color-mix(in srgb, var(--c-envTint) 13%, transparent) 0%, transparent 70%);
  filter: blur(10px);
}
.xie-stage[data-env="snow"] .xie-stage-ambient,
.xie-stage[data-env="stars"] .xie-stage-ambient {
  background: radial-gradient(circle, color-mix(in srgb, var(--c-glow) 16%, transparent) 0%, transparent 68%);
}
.xie-stage[data-env="embers"] .xie-stage-ambient,
.xie-stage[data-env="fireflies"] .xie-stage-ambient {
  background: radial-gradient(circle, color-mix(in srgb, var(--c-accent) 18%, transparent) 0%, transparent 70%);
}
.xie-stage-hint {
  position: absolute; bottom: 24px; left: 0; right: 0; z-index: 3;
  text-align: center; font-size: 11px; letter-spacing: .22em;
  color: color-mix(in srgb, var(--c-dim) 45%, transparent); pointer-events: none;
}
.xie-stage-badge {
  position: absolute; top: 18px; right: 18px; z-index: 3;
  padding: 3px 11px; border-radius: 999px;
  border: 1px solid var(--c-border-accent); background: rgba(11,11,14,.72);
  font-size: 10px; letter-spacing: .14em; color: var(--c-accent);
}
/* 字效标识开关：左上角小按钮，开/关舞台色带 */
.xie-mark-toggle {
  position: absolute; top: 18px; left: 18px; z-index: 3;
  padding: 3px 11px; border-radius: 999px;
  border: 1px solid var(--c-border); background: rgba(11,11,14,.72);
  font-size: 10px; letter-spacing: .14em; color: var(--c-dim);
  font-family: var(--font); cursor: pointer;
  transition: color .25s, border-color .25s;
}
.xie-mark-toggle.on { color: var(--c-accent); border-color: var(--c-border-accent); }
.xie-mark-toggle:hover { color: var(--c-text); }
/* 诗本身居中，z-index 2（在氛围层上方） */
.xie-poem { position: absolute; z-index: 2; }
.xie-poem .ch,
.xie-poem .line { position: relative; }
.xie-poem .ch { cursor: pointer; transition: color .2s, text-shadow .2s; }
.xie-poem .ch.xie-hit { color: var(--c-accent); text-shadow: 0 0 12px color-mix(in srgb, var(--c-accent) 60%, transparent); }
.xie-poem .xie-effected .ci { text-shadow: 0 0 12px color-mix(in srgb, var(--c-accent) 26%, transparent); }
.xie-poem .xie-selected .ci { color: color-mix(in srgb, var(--c-text) 82%, var(--c-accent) 18%); }

/* 字效色带独立层：挂在 .xie-stage 下的 .xie-effect-layer，不进字效的 transform 树，
   避免被位移/旋转/辉光带着跑。色带按字/行的屏幕几何定位（getBoundingClientRect）。 */
.xie-effect-layer {
  position: absolute; inset: 0; z-index: 4;
  pointer-events: none;   /* 默认不挡字选择；hover 名签仍可显示（纯视觉） */
}
.xie-eff-band {
  position: absolute; height: 3px; border-radius: 999px;
  opacity: .72; pointer-events: none;
  transition: height .18s ease, opacity .18s ease, box-shadow .18s ease;
}
.xie-eff-band.xie-eff-band-line { height: 4px; }
.xie-eff-band:hover { opacity: 1; height: 5px; }
.xie-eff-band.xie-eff-band-line:hover { height: 6px; }
/* 轨道联动：hover 某条轨道时，属于该轨道的色带加粗加亮 */
.xie-eff-band.xie-track-active { opacity: 1; height: 6px; box-shadow: 0 0 8px color-mix(in srgb, var(--c-accent) 50%, transparent); }
/* 字本身被联动高亮（仅字微亮，不动色带几何） */
.xie-poem .xie-effected.xie-track-active .ci { text-shadow: 0 0 16px color-mix(in srgb, var(--c-accent) 45%, transparent); }
.xie-new-char { animation: xie-char-appear .72s ease; }
.xie-poem {
  width: min(520px, calc(100% - 64px));
  text-align: center;
  padding: 0 36px;
}
.xie-poem .poem-body {
  width: 100%;
  padding: 0;
}
.xie-poem .poem-title {
  font-size: 12px;
  font-weight: 300;
  letter-spacing: .46em;
  color: var(--c-dim);
  margin: 0 0 36px;
  padding-left: .46em;
}
.xie-poem .line {
  font-size: 24px;
  font-weight: 300;
  line-height: 2.68;
  letter-spacing: .15em;
}
.xie-poem .poem-author {
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--c-dim);
  margin-top: 28px;
  text-align: center;
}
.xie-poem .ch:hover { color: color-mix(in srgb, var(--c-text) 88%, transparent); }

/* ── 右栏：效果 */
.xie-fx {
  grid-column: 3; grid-row: 2;
  padding: 24px 20px 18px;
  border-left: 1px solid var(--c-border);
  display: flex; flex-direction: column;
  overflow-y: auto; overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(220,220,214,.1) transparent;
}
.xie-fx::-webkit-scrollbar { width: 4px; }
.xie-fx::-webkit-scrollbar-thumb { background: rgba(220,220,214,.1); border-radius: 3px; }

.xie-selector {
  padding: 8px 12px; border-radius: 8px; margin-bottom: 14px;
  border: 1px solid var(--c-border-accent);
  font-size: 12px; line-height: 1.75; letter-spacing: .08em; color: var(--c-dim);
  transition: box-shadow .35s, border-color .35s;
}
.xie-selector.flash {
  border-color: color-mix(in srgb, var(--c-accent) 55%, transparent);
  box-shadow: 0 0 0 3px var(--c-accent-low);
}
.xie-selector-val { color: var(--c-accent); }

.xie-quick { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.xie-qr-btn {
  flex: 1; padding: 6px 0; border-radius: 6px;
  border: 1px solid var(--c-border); background: transparent;
  color: var(--c-dim); font-size: 10px; letter-spacing: .18em;
  transition: color .25s, border-color .25s, background .25s;
  cursor: pointer; font-family: var(--font);
}
.xie-qr-btn:hover { color: var(--c-text); border-color: var(--c-border-mid); }
.xie-qr-btn.xie-qr-active { color: var(--c-accent); border-color: var(--c-border-accent); background: var(--c-accent-low); }
.xie-qr-clear {
  flex: 1 0 100%;
  border-color: color-mix(in srgb, var(--c-accent) 24%, transparent);
}

.xie-tracks { margin-bottom: 14px; }
.xie-track-empty { font-size: 11px; color: color-mix(in srgb, var(--c-dim) 50%, transparent); letter-spacing: .12em; padding: 4px 0 8px; }
.xie-track-row {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 0; border-bottom: 1px solid var(--c-border);
}
/* 只有刚挂上的那条轨道才做入场动画，避免每加一条整列重放动画「闪一下」 */
.xie-track-row.xie-track-new { animation: xie-fade-up .3s ease; }
.xie-track-name  { font-size: 20px; color: var(--c-accent); line-height: 1; width: 24px; flex-shrink: 0; }
.xie-track-range {
  flex: 1; font-size: 11px; color: var(--c-dim); letter-spacing: .1em;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.xie-track-lv {
  font-size: 10px; padding: 2px 7px; border-radius: 999px;
  border: 1px solid var(--c-border-accent); color: var(--c-accent);
  letter-spacing: .14em; flex-shrink: 0; cursor: pointer;
}
.xie-track-del {
  background: transparent; border: none; cursor: pointer;
  color: color-mix(in srgb, var(--c-dim) 45%, transparent); font-family: var(--font);
  font-size: 10px; letter-spacing: .12em; flex-shrink: 0;
  transition: color .25s;
}
.xie-track-del:hover { color: var(--c-accent); }
.xie-track-count { font-size: 10px; color: color-mix(in srgb, var(--c-dim) 40%, transparent); padding: 7px 0; letter-spacing: .14em; }

.xie-atom-group-label { font-size: 10px; letter-spacing: .34em; color: var(--c-dim); margin-bottom: 9px; }
.xie-atom-group-label.xie-mt { margin-top: 14px; }
.xie-atoms-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-auto-rows: 118px;
  gap: 7px;
  max-height: 243px;
  margin-bottom: 4px;
  padding-right: 4px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--c-text) 14%, transparent) transparent;
}
.xie-atoms-grid::-webkit-scrollbar { width: 4px; }
.xie-atoms-grid::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--c-text) 14%, transparent);
  border-radius: 999px;
}
.xie-atom {
  min-height: 118px; padding: 9px 8px; border-radius: 8px; text-align: center;
  border: 1px solid var(--c-border); background: rgba(19,19,24,.55);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  transition: border-color .25s, background .25s, transform .25s cubic-bezier(.22,1,.36,1);
  cursor: pointer; font-family: var(--font);
}
.xie-atom:hover {
  border-color: color-mix(in srgb, var(--atom-color, var(--c-accent)) 48%, transparent);
  background: color-mix(in srgb, var(--atom-color, var(--c-accent)) 12%, transparent);
  transform: translateY(-1px);
}
.xie-atom:active { transform: scale(.96); }
.xie-atom-label { font-size: 22px; color: var(--c-text); line-height: 1; transition: color .25s, text-shadow .25s; }
.xie-atom:hover .xie-atom-label { color: var(--atom-color, var(--c-accent)); text-shadow: 0 0 16px var(--atom-glow, color-mix(in srgb, var(--c-accent) 40%, transparent)); }
.xie-atom-preview {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 76px;
  height: 42px;
  margin-top: 1px;
  color: var(--c-text);
  line-height: 1;
  pointer-events: none;
}
.xie-preview-ch {
  display: inline-block;
  font-size: 28px;
  font-weight: 300;
  letter-spacing: 0;
}
.xie-preview-canvas { width: 76px; height: 42px; display: block; }
.xie-atom-desc  { font-size: 9px; color: var(--c-dim); letter-spacing: .1em; }
.xie-atom-desc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.45;
}

.xie-intensity { display: flex; gap: 6px; margin-top: 14px; flex-shrink: 0; }
.xie-intensity-btn {
  flex: 1; padding: 7px 0; border-radius: 7px;
  border: 1px solid var(--c-border); background: transparent;
  color: var(--c-dim); font-size: 12px; letter-spacing: .14em;
  transition: color .25s, border-color .25s, background .25s;
  cursor: pointer; font-family: var(--font);
}
.xie-intensity-btn:hover    { border-color: var(--c-border-accent); color: var(--c-accent); }
.xie-intensity-btn.active   { border-color: var(--c-border-accent); background: var(--c-accent-low); color: var(--c-accent); }

/* ── 底栏：动作 */
.xie-actions {
  grid-column: 1 / 4; grid-row: 3;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  border-top: 1px solid var(--c-border); padding: 0 28px;
}
.xie-act-btn {
  padding: 8px 20px; border-radius: 999px;
  border: 1px solid var(--c-border); background: transparent;
  color: var(--c-dim); font-size: 12px; letter-spacing: .18em; font-family: var(--font);
  transition: color .3s, border-color .3s; cursor: pointer;
  white-space: nowrap;
}
.xie-act-btn:hover { color: var(--c-text); border-color: var(--c-border-mid); }
.xie-act-btn.xie-act-primary { border-color: var(--c-border-accent); background: var(--c-accent-low); color: var(--c-accent); }
.xie-act-btn.xie-act-primary:hover { background: color-mix(in srgb, var(--c-accent) 20%, transparent); }
.xie-act-btn.busy { opacity: .5; pointer-events: none; }
.xie-act-sep { width: 1px; height: 18px; background: var(--c-border); flex-shrink: 0; }

/* ── 动画关键帧 */
@keyframes xie-glow-drift {
  0%,100% { transform: translate(calc(-50% - 4px), calc(-50% - 4px)); }
  50%      { transform: translate(calc(-50% + 5px), calc(-50% + 3px)); }
}
@keyframes xie-select-pulse {
  0%, 100% { opacity: 0.58; transform: scale(0.995); }
  50%      { opacity: 1;    transform: scale(1.015); }
}
@keyframes xie-env-preview {
  from { transform: translateY(-8px) rotate(8deg); opacity: .08; }
  45%  { opacity: .62; }
  to   { transform: translateY(11px) rotate(8deg); opacity: .08; }
}
@keyframes xie-env-twinkle {
  0%,100% { transform: scale(.62); opacity: .22; }
  50%     { transform: scale(1.15); opacity: .85; }
}
@keyframes xie-env-float {
  0%,100% { transform: translateY(4px); opacity: .35; }
  50%     { transform: translateY(-5px); opacity: .9; }
}
@keyframes xie-sound-preview {
  0%,100% { height: 7px; opacity: .34; }
  50%     { height: 22px; opacity: .86; }
}
@keyframes xie-char-appear { from { opacity:0; transform:translateY(4px); } to { opacity:1; transform:none; } }
@keyframes xie-fade-up      { from { opacity:0; transform:translateY(4px); } to { opacity:1; transform:none; } }
@keyframes page-in { from { opacity:0; transform:translateY(14px); } to { opacity:1; transform:none; } }

/* ── 减少动效 */
@media (prefers-reduced-motion: reduce) {
  .xie-stage-ambient,
  .xie-selection-box,
  .xie-env-dot,
  .xie-sound-bar { animation: none; }
}

/* ── 移动端 ≤900px */
@media (max-width: 900px) {
  .xie-overlay {
    grid-template-columns: 1fr;
    /* 舞台在矮屏可收缩（min 200 / 理想 30dvh），不再钉死 280px；整体允许滚动兜底，避免动作栏被截断 */
    grid-template-rows: 50px minmax(200px, 30dvh) auto auto 58px;
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .xie-bar     { grid-column: 1; }
  .xie-stage   { grid-column: 1; grid-row: 2; border-bottom: 1px solid var(--c-border); }
  .xie-write   { grid-column: 1; grid-row: 3; border-right: none; border-bottom: 1px solid var(--c-border); max-height: 46dvh; overflow-y: auto; overscroll-behavior: contain; }
  .xie-fx      { grid-column: 1; grid-row: 4; border-left: none; border-top: 1px solid var(--c-border); max-height: 38dvh; overscroll-behavior: contain; }
  .xie-actions {
    grid-column: 1; grid-row: 5;
    justify-content: flex-start;
    overflow-x: auto;
    padding: 0 14px;
    scrollbar-width: none;
  }
  .xie-actions::-webkit-scrollbar { display: none; }
  .xie-act-btn { flex: 0 0 auto; padding: 8px 16px; }
}

/* ============================================================
   诗集 B · 三殿布局
   ============================================================ */
.lib-overlay {
  position: fixed; inset: 0; z-index: 34;
  display: flex; flex-direction: column;
  background: var(--c-bg);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .55s cubic-bezier(.22,1,.36,1), visibility .55s;
}
.lib-overlay.open { opacity: 1; visibility: visible; pointer-events: auto; }

/* ── 顶栏 */
.lib-bar {
  height: 64px; flex-shrink: 0;
  padding: 0 48px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--c-border);
  position: relative; overflow: hidden;
}
.lib-bar::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--c-accent) 4%, transparent), transparent);
  animation: lib-sweep 14s ease-in-out infinite;
}
.lib-bar-brand { display: flex; align-items: baseline; gap: 18px; }
.lib-bar-title { font-size: 26px; font-weight: 500; letter-spacing: .32em; padding-left: .32em; }
.lib-bar-sub   { font-size: 10px; color: color-mix(in srgb, var(--c-dim) 50%, transparent); letter-spacing: .28em; }
.lib-bar-acts  { display: flex; gap: 9px; position: relative; z-index: 1; }
.lib-ghost {
  padding: 7px 16px; border-radius: 8px;
  border: 1px solid var(--c-border); background: transparent;
  color: var(--c-dim); font-size: 11px; letter-spacing: .2em; font-family: var(--font);
  transition: color .3s, border-color .3s; cursor: pointer;
  white-space: nowrap;
}
.lib-ghost:hover { color: var(--c-text); border-color: var(--c-border-mid); }
.lib-write {
  padding: 7px 20px; border-radius: 8px;
  background: color-mix(in srgb, var(--c-accent) 88%, transparent); border: 1px solid transparent;
  color: var(--c-bg); font-size: 11px; letter-spacing: .2em; font-weight: 500; font-family: var(--font);
  transition: background .3s, transform .25s cubic-bezier(.22,1,.36,1); cursor: pointer;
  white-space: nowrap;
}
.lib-write:hover { background: var(--c-accent); transform: translateY(-1px); }

/* ── 三殿 */
.halls {
  flex: 1;
  display: grid;
  grid-template-columns: 260px 1fr 260px;
  overflow: hidden;
  padding-top: 78px;   /* 让开左上角常驻的滑动开关，避免压住左殿案头内容 */
}
.hall {
  padding: 42px 30px;
  display: flex; flex-direction: column;
  overflow: hidden; position: relative;
}
.hall-accent-line {
  position: absolute; top: 0; left: 30px; right: 30px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-accent), transparent);
  opacity: .3;
  animation: lib-accent-breathe 5s ease-in-out infinite;
}
.hall-kicker { font-size: 9px; letter-spacing: .46em; color: var(--c-accent); opacity: .78; margin-bottom: 28px; }
.hall-kicker-row { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 28px; }
.hall-count { font-size: 10px; color: color-mix(in srgb, var(--c-dim) 45%, transparent); letter-spacing: .2em; }

/* 左殿 */
.hall-left { border-right: 1px solid var(--c-border); overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: rgba(220,220,214,.08) transparent; }
.hall-left::-webkit-scrollbar { width: 4px; }
.hall-left::-webkit-scrollbar-thumb { background: rgba(220,220,214,.08); }
.my-slip {
  padding: 16px 0; border-bottom: 1px solid var(--c-border); cursor: pointer;
  transition: border-bottom-color .35s, transform .35s cubic-bezier(.22,1,.36,1);
}
.my-slip:hover { border-bottom-color: color-mix(in srgb, var(--c-accent) 24%, transparent); transform: translateX(4px); }
.my-slip-title { font-size: 17px; letter-spacing: .12em; margin-bottom: 6px; }
.my-slip-line  {
  font-size: 12px; color: var(--c-dim); letter-spacing: .1em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  transition: color .3s;
}
.my-slip:hover .my-slip-line { color: color-mix(in srgb, var(--c-text) 60%, transparent); }
.my-slip-acts { display: flex; gap: 10px; margin-top: 4px; opacity: 0; transition: opacity .25s; }
.my-slip:hover .my-slip-acts { opacity: 1; }
.my-slip-act {
  font-size: 10px; color: var(--c-dim); letter-spacing: .12em;
  background: transparent; border: none; cursor: pointer; font-family: var(--font);
  padding: 0; transition: color .25s;
}
.my-slip-act:hover { color: var(--c-accent); }
.draft-row {
  margin-top: 20px; padding: 15px 0; border-bottom: 1px solid var(--c-border);
  display: flex; justify-content: space-between; align-items: center;
}
.draft-label { font-size: 12px; color: var(--c-dim); letter-spacing: .2em; }
.draft-num   { font-size: 28px; font-weight: 300; color: color-mix(in srgb, var(--c-text) 55%, transparent); }
.draft-row.expanded .draft-num { color: var(--c-accent); }
.draft-list {
  display: flex; flex-direction: column; gap: 2px;
  max-height: 0; opacity: 0; overflow: hidden;
  margin-top: 0;
  transition: max-height .38s cubic-bezier(.22,1,.36,1), opacity .3s ease, margin-top .3s ease;
}
.draft-list.open { max-height: 260px; opacity: 1; margin-top: 2px; overflow-y: auto; overscroll-behavior: contain; }
.draft-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 9px 6px; border-bottom: 1px solid color-mix(in srgb, var(--c-border) 60%, transparent);
  cursor: pointer; transition: background .2s, color .2s;
}
.draft-item:hover { background: color-mix(in srgb, var(--c-accent) 8%, transparent); }
.draft-item-title { font-size: 13px; color: var(--c-text); letter-spacing: .08em; }
.draft-item-time { font-size: 10px; color: color-mix(in srgb, var(--c-dim) 70%, transparent); letter-spacing: .1em; flex-shrink: 0; margin-left: 12px; }
.hall-write-btn {
  margin-top: auto; padding-top: 20px;
}
.hall > .lib-write {
  width: 100%;
  margin-top: auto;
  padding: 10px 0;
  border-color: var(--c-border-accent);
  background: var(--c-accent-low);
  color: var(--c-accent);
  font-size: 12px;
  letter-spacing: .22em;
}
.hall > .lib-write:hover {
  background: color-mix(in srgb, var(--c-accent) 20%, transparent);
  color: var(--c-accent);
}
.hall-write-btn button {
  width: 100%; padding: 10px 0; border-radius: 8px;
  border: 1px solid var(--c-border-accent); background: var(--c-accent-low);
  color: var(--c-accent); font-size: 12px; letter-spacing: .22em; font-family: var(--font);
  transition: background .3s; cursor: pointer;
}
.hall-write-btn button:hover { background: color-mix(in srgb, var(--c-accent) 20%, transparent); }

/* 中殿 */
.hall-center {
  padding: 54px 72px;
  background: radial-gradient(ellipse at 50% 36%, color-mix(in srgb, var(--c-glow) 7%, transparent) 0%, transparent 56%);
  position: relative;
}
/* 诗集主舞台 fx 画布：环境 + 字的生粒子，铺满中殿、压在正文之下 */
.lib-stage-fx { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; }
.hall-center > *:not(.lib-stage-fx) { position: relative; z-index: 1; }
.hall-center .hall-accent-line { left: 72px; right: 72px; opacity: .36; animation-delay: .4s; }
.daily-title {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--c-text);
  font-family: var(--font);
  text-align: left;
  font-size: 64px; font-weight: 400; letter-spacing: .09em;
  line-height: 1.08; margin-bottom: 46px;
  text-shadow: 0 0 64px color-mix(in srgb, var(--c-glow) 10%, transparent);
  cursor: pointer; transition: text-shadow .4s;
}
.daily-title:hover { text-shadow: 0 0 80px color-mix(in srgb, var(--c-glow) 18%, transparent); }
.daily-line  { font-size: 23px; font-weight: 300; line-height: 2.6; letter-spacing: .14em; }
.daily-author{ font-size: 13px; letter-spacing: .2em; color: var(--c-dim); margin-top: 34px; }
.daily-acts  { margin-top: auto; display: flex; gap: 12px; padding-top: 24px; }
.daily-read  {
  padding: 9px 26px; border-radius: 8px;
  border: 1px solid var(--c-border-mid); background: transparent;
  color: color-mix(in srgb, var(--c-text) 82%, transparent); font-size: 12px; letter-spacing: .22em; font-family: var(--font);
  transition: color .3s, border-color .3s; cursor: pointer;
}
.daily-read:hover  { color: var(--c-text); border-color: var(--c-border-accent); }
.daily-ghost {
  padding: 9px 22px; border-radius: 8px;
  border: 1px solid var(--c-border); background: transparent;
  color: var(--c-dim); font-size: 12px; letter-spacing: .22em; font-family: var(--font);
  transition: color .3s; cursor: pointer;
}
.daily-ghost:hover { color: var(--c-text); }
.daily-acts .lib-ghost {
  padding: 9px 22px;
  border-radius: 8px;
  font-size: 12px;
  letter-spacing: .22em;
}
.lib-empty-center {
  font-size: 14px; color: var(--c-dim); letter-spacing: .14em; margin-top: 24px;
}

/* 中殿底部操作条：与诗原 focusbar 功能对齐，只作用于主舞台这首诗 */
.lib-actionbar {
  margin-top: auto;
  padding-top: 22px;
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 8px;
  position: relative; z-index: 1;
}
.lib-actionbar .lib-act,
.lib-actionbar .lib-act-font {
  padding: 7px 16px; border-radius: 8px;
  border: 1px solid var(--c-border); background: transparent;
  color: var(--c-dim); font-size: 11px; letter-spacing: .2em; font-family: var(--font);
  white-space: nowrap; cursor: pointer;
  transition: color .3s, border-color .3s, background .3s;
}
.lib-actionbar .lib-act:hover,
.lib-actionbar .lib-act-font:hover { color: var(--c-text); border-color: var(--c-border-mid); }
.lib-actionbar .lib-act.busy { opacity: .6; cursor: progress; }
/* 字形按钮组：圆角连通，当前字形高亮 */
.lib-act-fonts { display: inline-flex; gap: 2px; padding: 2px; border: 1px solid var(--c-border); border-radius: 10px; }
.lib-act-fonts .lib-act-font { padding: 5px 12px; border: none; border-radius: 7px; font-size: 10px; letter-spacing: .14em; }
.lib-act-fonts .lib-act-font.active { background: var(--c-accent-low); color: var(--c-accent); }
/* 报告内联输入框 */
.lib-act-report { display: inline-flex; align-items: center; gap: 6px; }
.lib-act-report .field-input { width: 150px; padding: 6px 4px; font-size: 11px; }

/* 标题静态展示态（不可点）：去掉按钮的指针与底色语义，保留字号字重 */
.daily-title-static { cursor: default; }
.daily-title-static:hover { text-shadow: 0 0 64px color-mix(in srgb, var(--c-glow) 10%, transparent); }


/* 右殿 */
.hall-right { border-left: 1px solid var(--c-border); overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: rgba(220,220,214,.08) transparent; }
.hall-right::-webkit-scrollbar { width: 4px; }
.hall-right::-webkit-scrollbar-thumb { background: rgba(220,220,214,.08); }
.hall-right .hall-accent-line { animation-delay: 2s; }
.pub-slip { padding: 14px 0; border-bottom: 1px solid var(--c-border); cursor: pointer; }
.pub-slip:hover .pub-title { color: var(--c-text); }
.pub-top   { display: flex; justify-content: space-between; margin-bottom: 5px; }
.pub-title { font-size: 15px; letter-spacing: .12em; transition: color .3s; }
.pub-date  { font-size: 9px; color: color-mix(in srgb, var(--c-dim) 45%, transparent); letter-spacing: .12em; }
.pub-line  { font-size: 12px; color: var(--c-dim); letter-spacing: .1em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 4px; }
.pub-author{ font-size: 10px; color: color-mix(in srgb, var(--c-dim) 45%, transparent); letter-spacing: .12em; }
.lib-empty-right { font-size: 12px; color: color-mix(in srgb, var(--c-dim) 45%, transparent); letter-spacing: .14em; }

/* ── loading */
.lib-loading {
  font-size: 12px; color: var(--c-dim); letter-spacing: .22em;
  text-align: center; padding: 40px 0;
}

/* ── 动画 */
@keyframes lib-accent-breathe { 0%,100%{opacity:.28} 50%{opacity:.52} }
@keyframes lib-sweep { 0%,12%{transform:translateX(-30%)} 88%,100%{transform:translateX(130%)} }

/* ── 移动端 ≤900px */
@media (max-width: 900px) {
  .lib-bar { padding: 0 30px; gap: 14px; }
  .lib-bar-sub { display: none; }
  .lib-bar-acts { gap: 7px; }
  .lib-ghost { padding: 7px 12px; }
  .lib-write { padding: 7px 14px; }
  .halls { grid-template-columns: 1fr; }
  .hall-center { display: none; }
  .hall-left, .hall-right { border: none; }
}

/* ── 减少动效 */
.lib-reduced .hall-accent-line { animation: none; }
.lib-reduced .lib-bar::after   { animation: none; }

/* ============================================================
   既有兼容：保留提灯 / 竖排原野（非写诗页）
   ============================================================ */
#lantern {
  position: fixed; left: 0; top: 0;
  width: 280px; height: 280px; border-radius: 50%;
  pointer-events: none; z-index: 2; opacity: 0;
  background: radial-gradient(circle,
    color-mix(in srgb, var(--c-accent) 22%, transparent) 0%,
    color-mix(in srgb, var(--c-glow) 8%, transparent) 38%,
    transparent 68%);
  mix-blend-mode: screen; will-change: transform, opacity;
}
@media (pointer: fine) {
  #viewport { cursor: none; }
  #viewport.dragging { cursor: none; }
}
body[data-writing="vertical"] .poem-body {
  writing-mode: vertical-rl; text-orientation: mixed;
  height: 520px; padding: 16px 30px;
}
body[data-writing="vertical"] .poem-title  { margin: 0; margin-block-end: 36px; }
body[data-writing="vertical"] .poem-author { margin-top: 0; margin-inline-start: 28px; padding-right: 0; text-align: left; }
body[data-writing="vertical"] .line { letter-spacing: .2em; line-height: 2.4; }
#lantern-core {
  position: fixed; left: 0; top: 0;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 10px 2px color-mix(in srgb, var(--c-glow) 55%, transparent);
  pointer-events: none; z-index: 6; opacity: 0; will-change: transform;
}
@media (prefers-reduced-motion: reduce) {
  .poem-mote, .poem-seed { animation: none; }
  .intro-title, .intro-sub, .intro-go { animation-duration: 0.01s; }
}

/* ============================================================
   PREMIUM POLISH LAYER — 克制·高级感 全局微交互底座
   贯穿所有页：焦点环 / 滚动条 / 选区 / 可交互基础态 / toast / 减少动效
   全部用 :where() 零特异性或末尾层叠，便于被具体规则覆盖，不打架。
   ============================================================ */

/* — 键盘焦点环：只在键盘聚焦时出现，低饱和 accent，隔一圈不刺眼 — */
:where(a, button, input, select, textarea, [role="button"], [tabindex]):focus-visible {
  outline: 2px solid color-mix(in srgb, var(--c-accent) 55%, transparent);
  outline-offset: 2px;
  border-radius: 6px;
}
/* 鼠标点击不留焦点环（只键盘可见） */
:where(a, button, [role="button"]):focus:not(:focus-visible) { outline: none; }

/* — 选区配色：低饱和 accent，不抢字 — */
::selection { background: color-mix(in srgb, var(--c-accent) 24%, transparent); }
.poem-body ::selection { background: color-mix(in srgb, var(--c-accent) 30%, transparent); }

/* — 细腻滚动条：全站统一，细、低对比、圆头、悬停才稍显 — */
* { scrollbar-width: thin; scrollbar-color: color-mix(in srgb, var(--c-text) 13%, transparent) transparent; }
*::-webkit-scrollbar { width: 9px; height: 9px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--c-text) 12%, transparent);
  border: 2px solid transparent; background-clip: padding-box;
  border-radius: 999px;
  transition: background-color var(--dur-2) ease;
}
*::-webkit-scrollbar-thumb:hover { background: color-mix(in srgb, var(--c-text) 24%, transparent); background-clip: padding-box; }

/* — 可交互基础态：统一柔和过渡 + 轻按下反馈（具体规则可覆盖） — */
:where(button):not(:disabled) {
  transition: transform var(--dur-1) var(--ease-out), opacity var(--dur-1) ease,
              background-color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft),
              color var(--dur-2) var(--ease-soft), box-shadow var(--dur-2) var(--ease-soft);
}
:where(button):not(:disabled):active { transform: translateY(0.5px) scale(0.99); }
:where(button):disabled { opacity: 0.42; cursor: default; }
:where(a) { transition: color var(--dur-2) var(--ease-soft), opacity var(--dur-2) ease; }

/* — toast：略升一档质感（更柔的边、内高光、悬浮投影） — */
.toast {
  border-color: color-mix(in srgb, var(--c-text) 14%, transparent);
  box-shadow: 0 14px 40px rgba(0,0,0,0.30), inset 0 1px 0 color-mix(in srgb, var(--c-text) 8%, transparent);
}

/* — 输入控件聚焦：边线点亮，柔过渡 — */
:where(input, textarea, select):focus { outline: none; }

/* — 全局减少动效兜底（a11y 标准重置；功能完整保留） — */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================================
   写诗页（三翼）精修 — 克制·高级感
   ============================================================ */

/* 设置磁贴：更柔的过渡、悬停加一点景深与内高光、按下回弹 */
.xie-setting-tile {
  transition: border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft),
              transform var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-soft);
}
.xie-setting-tile:hover {
  box-shadow: 0 6px 18px -10px rgba(0,0,0,.6), inset 0 1px 0 color-mix(in srgb, var(--c-text) 7%, transparent);
}
.xie-setting-tile:active { transform: translateY(0); }
.xie-setting-tile::after { transition: color var(--dur-2) ease, transform var(--dur-2) var(--ease-out); }
.xie-setting-tile:hover::after { color: var(--c-accent); transform: translateY(1px); }
.xie-setting-tile-val { transition: color var(--dur-2) var(--ease-soft); }

/* 弹窗选项：悬停轻微浮起 */
.xie-setting-option { transition: border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft), transform var(--dur-1) var(--ease-out); }
.xie-setting-option:hover { transform: translateY(-1px); }
.xie-setting-option:active { transform: translateY(0); }

/* 效果卡：悬停加柔投影（用原子固有色微染），更有"卡片浮起"的高级感 */
.xie-atom {
  transition: border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft),
              transform var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-soft);
}
.xie-atom:hover {
  box-shadow: 0 10px 26px -14px color-mix(in srgb, var(--atom-glow, var(--c-glow)) 60%, transparent),
              inset 0 1px 0 color-mix(in srgb, var(--c-text) 6%, transparent);
}
.xie-atom-desc { transition: color var(--dur-2) ease; }
.xie-atom:hover .xie-atom-desc { color: color-mix(in srgb, var(--c-text) 64%, transparent); }

/* 强度按钮：active 增加一点辉光，弱/中/强切换更顺 */
.xie-intensity-btn { transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft), box-shadow var(--dur-2) var(--ease-soft); }
.xie-intensity-btn.active { box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--c-accent) 18%, transparent); }

/* 轨道行：悬停整行柔染，删除/强度按钮反馈更克制 */
.xie-track-row { transition: background var(--dur-2) var(--ease-soft); border-radius: 6px; }
.xie-track-row:hover { background: color-mix(in srgb, var(--c-accent) 5%, transparent); }
.xie-track-lv { transition: background var(--dur-2) var(--ease-soft), color var(--dur-2) var(--ease-soft), box-shadow var(--dur-2) var(--ease-soft); }
.xie-track-lv:hover { background: var(--c-accent-low); box-shadow: 0 0 0 1px var(--c-border-accent); }
.xie-track-name { transition: text-shadow var(--dur-3) var(--ease-soft); }
.xie-track-row:hover .xie-track-name { text-shadow: 0 0 14px color-mix(in srgb, var(--c-accent) 30%, transparent); }

/* 主行动按钮：高级感主 CTA —— 悬停柔辉 + 轻浮起 */
.xie-act-btn { transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft), box-shadow var(--dur-2) var(--ease-soft), transform var(--dur-1) var(--ease-out); }
.xie-act-btn:hover { transform: translateY(-1px); }
.xie-act-btn:active { transform: translateY(0); }
.xie-act-btn.xie-act-primary:hover {
  box-shadow: 0 8px 22px -10px color-mix(in srgb, var(--c-accent) 50%, transparent),
              inset 0 1px 0 color-mix(in srgb, var(--c-accent) 16%, transparent);
}

/* 选区指示 chip：flash 更柔 */
.xie-selector { transition: color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft); }

/* 顶栏合上按钮、计数：呼吸一致 */
.xie-close { transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft); }

/* ============================================================
   读诗 / 原野 精修 — 克制·高级感
   ============================================================ */

/* 题目/署名：随天色更替柔过渡，焦点诗题目字距微微舒展 */
.poem-title { transition: color var(--dur-3) var(--ease-soft), letter-spacing var(--dur-3) var(--ease-soft); }
.poem[data-lod="full"] .poem-title { letter-spacing: .46em; }
.poem-author { transition: color var(--dur-3) var(--ease-soft), opacity var(--dur-3) ease; }

/* 今日之诗：种子字/光点多一缕暖辉，第二眼才发现的"被选中" */
.poem[data-today="true"] .poem-seed { text-shadow: 0 0 30px color-mix(in srgb, var(--c-accent) 40%, transparent); }

/* 底部焦点条：按钮统一柔反馈 + 轻浮起 */
.focusbar button, .focus-act, .fb-btn {
  transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft),
              background var(--dur-2) var(--ease-soft), transform var(--dur-1) var(--ease-out);
}
.focusbar button:hover, .focus-act:hover, .fb-btn:hover { transform: translateY(-1px); }
.focusbar button:active, .focus-act:active, .fb-btn:active { transform: translateY(0); }

/* 提灯核心光点：柔过渡，不闪 */
#lantern, #lantern-core { transition: opacity var(--dur-3) var(--ease-soft); }

/* ============================================================
   诗集页（三殿）精修 — 克制·高级感
   ============================================================ */

/* 案头 / 公共原野的诗笺：悬停轻浮起 + 一线柔投影 + 边线点亮 */
.my-slip, .pub-slip {
  transition: transform var(--dur-2) var(--ease-out), border-color var(--dur-2) var(--ease-soft),
              background var(--dur-2) var(--ease-soft), box-shadow var(--dur-2) var(--ease-soft);
}
.my-slip:hover, .pub-slip:hover {
  transform: translateY(-2px);
  border-color: var(--c-border-mid);
  box-shadow: 0 12px 30px -16px rgba(0,0,0,.65), inset 0 1px 0 color-mix(in srgb, var(--c-text) 6%, transparent);
}
.my-slip:active, .pub-slip:active { transform: translateY(-1px) scale(0.997); }
.pub-title, .my-slip-title { transition: color var(--dur-2) var(--ease-soft); }
.pub-slip:hover .pub-title, .my-slip:hover .my-slip-title { color: var(--c-accent); }

/* 今日之诗：大标题与"读这首"更克制的高级反馈 */
.daily-title { transition: color var(--dur-3) var(--ease-soft), text-shadow var(--dur-3) var(--ease-soft); }
.daily-title:hover { text-shadow: 0 0 28px color-mix(in srgb, var(--c-glow) 28%, transparent); }
.daily-read, .daily-edit, .daily-share {
  transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft),
              background var(--dur-2) var(--ease-soft), transform var(--dur-1) var(--ease-out);
}
.daily-read:hover, .daily-edit:hover, .daily-share:hover { transform: translateY(-1px); }

/* 标题栏主操作：写一首 / 去原野 的浮起反馈 */
.lib-write, .lib-ghost, .hall-write-btn {
  transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft),
              background var(--dur-2) var(--ease-soft), transform var(--dur-1) var(--ease-out), box-shadow var(--dur-2) var(--ease-soft);
}
.lib-write:hover, .hall-write-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 20px -10px color-mix(in srgb, var(--c-accent) 45%, transparent); }
.lib-ghost:hover { transform: translateY(-1px); }

/* 殿前栏目小标：字距随殿入场后舒展（第二眼细节） */
.hall-kicker { transition: letter-spacing var(--dur-3) var(--ease-soft), color var(--dur-3) var(--ease-soft); }

/* ============================================================
   自由原子 · 小入口按钮 + 极简编辑器
   ============================================================ */
.xie-free-row { display: flex; justify-content: flex-end; gap: 6px; flex-wrap: wrap; margin: -2px 0 8px; }
.xie-llm-btn { border-style: solid; color: var(--c-accent); }
.xie-llm-btn:hover { background: var(--c-accent-low); box-shadow: 0 6px 16px -10px color-mix(in srgb, var(--c-accent) 60%, transparent); }
.xie-llm-editor { width: min(300px, calc(100vw - 20px)); }
.xie-llm-desc {
  width: 100%; min-height: 70px; resize: vertical; padding: 9px 11px; border-radius: 8px;
  border: 1px solid var(--c-border-mid); background: color-mix(in srgb, var(--c-bg) 70%, transparent);
  color: var(--c-text); font-family: var(--font); font-size: 13px; line-height: 1.6; letter-spacing: .04em; outline: none;
  transition: border-color var(--dur-2) var(--ease-soft);
}
.xie-llm-desc:focus { border-color: var(--c-border-accent); }
.xie-free-btn {
  padding: 5px 12px; border-radius: 999px;
  border: 1px dashed var(--c-border-accent); background: transparent;
  color: color-mix(in srgb, var(--c-accent) 88%, transparent);
  font-size: 11px; letter-spacing: .14em; font-family: var(--font); cursor: pointer;
  transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft), transform var(--dur-1) var(--ease-out);
}
.xie-free-btn:hover { background: var(--c-accent-low); border-style: solid; transform: translateY(-1px); }
.xie-free-btn:active { transform: translateY(0); }

.xie-free-editor { width: min(280px, calc(100vw - 20px)); max-height: min(86vh, 560px); display: flex; flex-direction: column; gap: 9px; overflow: visible; }
.xie-free-input, .xie-free-select {
  width: 100%; padding: 8px 10px; border-radius: 7px;
  border: 1px solid var(--c-border-mid); background: color-mix(in srgb, var(--c-bg) 70%, transparent);
  color: var(--c-text); font-family: var(--font); font-size: 13px; letter-spacing: .04em; outline: none;
  transition: border-color var(--dur-2) var(--ease-soft);
}
.xie-free-input:focus, .xie-free-select:focus { border-color: var(--c-border-accent); }
.xie-free-expr { font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace; font-size: 12px; letter-spacing: 0; }
.xie-free-toggle { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--c-dim); letter-spacing: .08em; cursor: pointer; }
.xie-free-toggle input[type="checkbox"] { accent-color: var(--c-accent); }
.xie-free-color { width: 26px; height: 18px; padding: 0; border: 1px solid var(--c-border-mid); border-radius: 4px; background: transparent; cursor: pointer; }
.xie-free-preview {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; border-radius: 7px;
  border: 1px solid var(--c-border); background: color-mix(in srgb, var(--c-bg) 55%, transparent);
}
.xie-free-prev-ch { display: inline-block; font-size: 26px; font-weight: 300; color: var(--c-text); }
.xie-free-err { min-height: 14px; font-size: 11px; line-height: 1.4; color: #e2a0a0; letter-spacing: .04em; }
.xie-free-err:empty { min-height: 0; }

/* ── 每条字效的连续强度滑块 ── */
.xie-track-strength {
  -webkit-appearance: none; appearance: none;
  width: 52px; height: 3px; flex-shrink: 0; margin: 0 2px;
  background: var(--c-border-mid); border-radius: 999px; outline: none; cursor: pointer;
}
.xie-track-strength::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 11px; height: 11px; border-radius: 50%; background: var(--c-accent); border: none; cursor: pointer;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-accent) 16%, transparent);
  transition: transform var(--dur-1) var(--ease-out), box-shadow var(--dur-2) var(--ease-soft);
}
.xie-track-strength::-webkit-slider-thumb:hover { transform: scale(1.18); box-shadow: 0 0 0 4px color-mix(in srgb, var(--c-accent) 22%, transparent); }
.xie-track-strength::-moz-range-thumb { width: 11px; height: 11px; border-radius: 50%; background: var(--c-accent); border: none; cursor: pointer; }
.xie-track-strength::-moz-range-track { height: 3px; background: var(--c-border-mid); border-radius: 999px; }
.xie-track-lv { min-width: 44px; text-align: center; font-variant-numeric: tabular-nums; }

/* ── 自由原子编辑器：多通道行（多状态叠加） ── */
.xie-free-rows { display: flex; flex-direction: column; gap: 7px; }
.xie-free-chrow { display: flex; align-items: center; gap: 6px; }
.xie-free-chsel { flex: 0 0 78px; width: 78px; padding: 7px 6px; }
.xie-free-chrow .xie-free-expr { flex: 1; min-width: 0; }
.xie-free-rm {
  flex: 0 0 auto; width: 22px; height: 22px; line-height: 1; padding: 0; border-radius: 6px;
  border: 1px solid var(--c-border); background: transparent; color: var(--c-dim);
  font-size: 15px; cursor: pointer; transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft);
}
.xie-free-rm:hover { color: #e2a0a0; border-color: color-mix(in srgb, #e2a0a0 40%, transparent); }
.xie-free-addrow {
  align-self: flex-start; padding: 4px 10px; border-radius: 999px;
  border: 1px dashed var(--c-border-accent); background: transparent;
  color: color-mix(in srgb, var(--c-accent) 85%, transparent); font-size: 11px; letter-spacing: .1em; cursor: pointer;
  transition: background var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft);
}
.xie-free-addrow:hover { background: var(--c-accent-low); border-style: solid; }

/* ── 自定义/LLM 原子卡：编辑/删除小工具（悬停显现） ── */
.xie-atom-custom { position: relative; }
.xie-atom-tools { position: absolute; top: 3px; right: 3px; display: flex; gap: 2px; opacity: 0; transition: opacity var(--dur-2) var(--ease-soft); }
.xie-atom-custom:hover .xie-atom-tools, .xie-atom-custom:focus-within .xie-atom-tools { opacity: 1; }
.xie-atom-tool {
  width: 16px; height: 16px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 4px; font-size: 11px; line-height: 1; color: var(--c-dim);
  background: color-mix(in srgb, var(--c-bg) 72%, transparent); cursor: pointer;
  transition: color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft);
}
.xie-atom-tool:hover { color: var(--c-accent); background: var(--c-accent-low); }
.xie-atom-del:hover { color: #e2a0a0; background: color-mix(in srgb, #e2a0a0 16%, transparent); }
/* 自定义原子卡左上角一点标记，和内置区分 */
.xie-atom-custom::before { content: ''; position: absolute; top: 5px; left: 5px; width: 4px; height: 4px; border-radius: 50%; background: color-mix(in srgb, var(--c-accent) 60%, transparent); }

/* ── 环境强度预览：三条递增的柱 ── */
.xie-envint-preview { align-items: flex-end; justify-content: flex-start; gap: 3px; height: 24px; }
.xie-envint-bar { width: 4px; border-radius: 999px; background: color-mix(in srgb, var(--c-envTint) 72%, transparent); }
.xie-envint-bar:nth-child(1) { height: 8px; }
.xie-envint-bar:nth-child(2) { height: 14px; }
.xie-envint-bar:nth-child(3) { height: 20px; }

/* ── 诗原（原野总览）天气切换：右上角 ── */
.field-weather-btn {
  position: fixed; right: 26px; top: 64px; z-index: 33;   /* 让开顶部的纸页路由 nav */
  padding: 7px 14px; border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--c-text) 14%, transparent);
  background: color-mix(in srgb, var(--c-bg2) 60%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  color: var(--c-dim); font-family: var(--font); font-size: 12px; letter-spacing: .12em; cursor: pointer;
  transition: color var(--dur-2) var(--ease-soft), border-color var(--dur-2) var(--ease-soft), transform var(--dur-1) var(--ease-out);
}
.field-weather-btn:hover { color: var(--c-text); border-color: var(--c-border-accent); transform: translateY(-1px); }
.field-weather-pop {
  position: fixed; right: 26px; top: 102px; z-index: 35;
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
  padding: 10px; width: min(220px, calc(100vw - 40px)); max-height: 70vh; overflow-y: auto;
  border-radius: 12px; border: 1px solid color-mix(in srgb, var(--c-accent) 24%, transparent);
  background: color-mix(in srgb, var(--c-bg2) 92%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 14px 40px rgba(0,0,0,.3);
  transform-origin: top right; animation: xie-pop-in .22s var(--ease-out) both;
}
.field-weather-opt {
  padding: 8px 6px; border-radius: 7px; border: 1px solid var(--c-border);
  background: color-mix(in srgb, var(--c-bg) 60%, transparent); color: var(--c-text);
  font-family: var(--font); font-size: 12px; letter-spacing: .08em; cursor: pointer;
  transition: border-color var(--dur-2) var(--ease-soft), background var(--dur-2) var(--ease-soft);
}
.field-weather-opt:hover, .field-weather-opt.active { border-color: var(--c-border-accent); background: var(--c-accent-low); color: var(--c-accent); }