/*
  dreaming.claw — The Dream Machine
  --------------------------------------------------
  布局三层：
    [HERO]   一台打字机正在梦话（戏剧性）
    [DRIFT]  它的记忆碎片漂浮在空气里（氛围）
    [ARCHIVE] 编辑杂志式非对称典藏（密度）
*/

:root {
  --bg:         #06080f;
  --bg-deep:    #03040a;
  --ink:        #ede8d8;
  --ink-soft:   rgba(237, 232, 216, 0.62);
  --ink-faint:  rgba(237, 232, 216, 0.34);
  --ink-ghost:  rgba(237, 232, 216, 0.11);
  --ink-trace:  rgba(237, 232, 216, 0.05);
  --accent:     #b8b4ff;
  --accent-hot: #e8e5ff;
  --accent-dim: rgba(184, 180, 255, 0.3);
  --accent-glow:rgba(184, 180, 255, 0.55);
  --hl:         #ffce7a;            /* 偶尔用的温色高光 */

  --serif-en: 'EB Garamond', 'Cormorant Garamond', Georgia, serif;
  --serif-cn: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'SimSun', serif;
  --serif:    var(--serif-en), var(--serif-cn);
  --mono:     'Courier New', 'Menlo', 'Courier', monospace;

  --ease-soft: cubic-bezier(.22, .61, .36, 1);
  --ease-drift:cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }

html { background: var(--bg); }

html, body {
  margin: 0;
  padding: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  background: var(--bg);
  overflow-x: hidden;
}

body {
  background:
    radial-gradient(ellipse 90% 60% at 50% -10%, rgba(30, 28, 60, 0.55) 0%, transparent 55%),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(40, 20, 55, 0.35) 0%, transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; transition: color 0.3s var(--ease-soft); }
a:hover { color: var(--accent); }

button { background: none; border: none; color: inherit; font: inherit; cursor: pointer; padding: 0; }

::selection { background: var(--accent-dim); color: var(--accent-hot); }

/* ============================================================
   顶部极简 HUD：品牌 + 夜序号 + 统计（悬浮、不占空间）
   ============================================================ */

.hud {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  font-size: 0.72rem;
  font-family: var(--mono);
  color: var(--ink-faint);
  letter-spacing: 0.18em;
  text-transform: lowercase;
  pointer-events: none;
  mix-blend-mode: difference;
}
.hud > * { pointer-events: auto; }
.hud .brand {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: none;
  color: var(--ink-soft);
}
.hud .brand:hover { color: var(--accent); }
.hud .meta {
  display: flex;
  gap: 1.5em;
}
.hud .meta span b {
  color: var(--ink-soft);
  font-weight: 400;
}

/* ============================================================
   HERO · The Dream Machine
   ============================================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 6rem 1.5rem 5rem;
  overflow: hidden;
}

/* 漂浮碎片层（JS 动态注入） */
.drift-field {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}
.drift-field .fragment {
  position: absolute;
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
  opacity: 0;
  max-width: 240px;
  line-height: 1.5;
  transition: opacity 1.5s var(--ease-soft), transform 1.5s var(--ease-soft);
  pointer-events: auto;
  cursor: pointer;
  text-decoration: none;
  will-change: transform, opacity;
}
.drift-field .fragment:hover {
  color: var(--accent-hot) !important;
  opacity: 0.9 !important;
  text-shadow: 0 0 20px var(--accent-glow);
  z-index: 10;
}

/* 正在"打字"的中央舞台 */
.stage {
  position: relative;
  z-index: 5;
  max-width: 720px;
  width: 100%;
  text-align: center;
}

.stage .announce {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.3em;
  text-transform: lowercase;
  margin-bottom: 3rem;
  min-height: 1.5em;
  opacity: 0;
  transition: opacity 1.2s var(--ease-soft);
}
.stage .announce.show { opacity: 1; }
.stage .announce .dot {
  display: inline-block;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
  margin: 0 0.9em;
  vertical-align: middle;
  animation: pulse-dot 2.5s ease-in-out infinite;
  box-shadow: 0 0 8px var(--accent-glow);
}
@keyframes pulse-dot {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.3); }
}

.stage .typing {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  font-style: italic;
  line-height: 1.65;
  color: var(--ink);
  min-height: 18vh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  letter-spacing: 0.01em;
  text-wrap: balance;
  white-space: pre-wrap;
  padding-bottom: 0.5rem;
  /* 文字从下方向上顶出，就像纸从打字机里被打出来 */
}
.stage .typing .line {
  display: block;
  margin-bottom: 0.3em;
}

/* 光标 */
.caret {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--accent-hot);
  box-shadow: 0 0 10px var(--accent-glow);
  vertical-align: -0.1em;
  margin-left: 3px;
  animation: blink 1s steps(2, end) infinite;
}
@keyframes blink {
  50% { opacity: 0; }
}
.caret.thinking {
  animation: wiggle 1.2s ease-in-out infinite;
}
@keyframes wiggle {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-3px); opacity: 0.5; }
}

/* 打字机右下角提示栏 */
.stage-footer {
  margin-top: 3.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2em;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-faint);
  letter-spacing: 0.18em;
  text-transform: lowercase;
}
.stage-footer button {
  color: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  font-family: inherit;
  font-size: inherit;
  border-bottom: 1px dotted var(--ink-ghost);
  padding-bottom: 2px;
  transition: color 0.3s, border-color 0.3s;
}
.stage-footer button:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
}
.stage-footer .now-dreamer {
  font-family: var(--serif);
  font-style: italic;
  text-transform: none;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  opacity: 0;
  transition: opacity 0.8s;
}
.stage-footer .now-dreamer.show { opacity: 1; }
.stage-footer .now-dreamer:hover { color: var(--accent); }

/* ============================================================
   The Typewriter · 实体机器
   ============================================================ */

.machine-wrap {
  position: relative;
  z-index: 4;
  width: 100%;
  max-width: 760px;       /* 机器成主角：更大 */
  margin: 1rem auto 0;
  /* 桌面暖光：底下一圈黄铜-灯光的暖辉 */
  filter: drop-shadow(0 10px 40px rgba(0, 0, 0, 0.5))
          drop-shadow(0 -30px 60px rgba(255, 200, 140, 0.06));
}
.machine-wrap::before {
  /* 机器底下的暖色地面反光（像桌面被灯光照亮） */
  content: '';
  position: absolute;
  inset: auto 10% -30px;
  height: 60px;
  background: radial-gradient(ellipse at center,
    rgba(255, 200, 140, 0.08) 0%,
    rgba(255, 200, 140, 0.02) 40%,
    transparent 70%);
  pointer-events: none;
  z-index: -1;
}
.machine-wrap-small {
  max-width: 480px;
  margin: 3rem auto 0;
  opacity: 0.92;
}

/* Three.js 3D 挂载点。canvas 会被 JS 填进来 */
.machine-3d {
  width: 100%;
  position: relative;
  line-height: 0;  /* 消除 canvas 下方 inline 间隙 */
  cursor: grab;
}
.machine-3d:active { cursor: grabbing; }
.machine-3d canvas {
  display: block;
  width: 100% !important;
  height: auto !important;
  animation: machine-enter 1.4s cubic-bezier(.22, .61, .36, 1) both;
}

/* SVG 降级样式 */
.machine-fallback {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
}
.machine-fallback .typewriter {
  width: 100%;
  height: auto;
  display: block;
}
/* 3D 渲染成功（canvas 被插入）时自动隐藏降级内容 */
.machine-wrap:has(.machine-3d canvas) .machine-fallback {
  display: none;
}

/* 3D 不可用时的诗意降级块 —— 暗调、扫描线、呼吸光标 */
.machine-offline {
  width: 100%;
  max-width: 600px;
  margin: 1rem auto 0;
  padding: 2.5rem 2rem;
}
.machine-offline .offline-frame {
  position: relative;
  border: 1px solid rgba(184, 180, 255, 0.18);
  border-radius: 2px;
  padding: 2.5rem 2rem 2rem;
  background:
    linear-gradient(180deg,
      rgba(184, 180, 255, 0.03) 0%,
      rgba(184, 180, 255, 0.01) 100%);
  overflow: hidden;
  animation: offline-breathe 6s ease-in-out infinite;
}
.machine-offline .offline-scan {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    transparent 0px,
    transparent 3px,
    rgba(184, 180, 255, 0.035) 3px,
    rgba(184, 180, 255, 0.035) 4px
  );
  mix-blend-mode: screen;
  animation: offline-scan-drift 8s linear infinite;
}
.machine-offline .offline-line {
  margin: 0 0 0.6rem;
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  text-align: center;
  position: relative;
}
.machine-offline .offline-line.dim {
  color: var(--ink-faint);
  font-size: 0.95rem;
  margin-top: 0.5rem;
}
.machine-offline .offline-cursor {
  width: 8px;
  height: 1.1em;
  margin: 1.2rem auto 0;
  background: var(--accent);
  opacity: 0.6;
  animation: offline-blink 1.4s steps(2, end) infinite;
}
@keyframes offline-breathe {
  0%, 100% { opacity: 0.85; }
  50%      { opacity: 1; }
}
@keyframes offline-scan-drift {
  from { background-position: 0 0; }
  to   { background-position: 0 80px; }
}
@keyframes offline-blink {
  0%, 49%  { opacity: 0.6; }
  50%, 100%{ opacity: 0; }
}

.typewriter {
  width: 100%;
  height: auto;
  display: block;
  color: var(--ink);
  overflow: visible;
}

/* 键按下动画：JS 给某个 .key 加 .pressed，动画完自动移除 */
.typewriter .key {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.12s ease-out, fill 0.25s ease-out;
}
.typewriter .key.pressed {
  animation: key-press 0.22s ease-out;
}
@keyframes key-press {
  0%   { transform: translateY(0);   fill: rgba(237,232,216,0.04); }
  45%  { transform: translateY(1.5px); fill: rgba(184,180,255,0.55); }
  100% { transform: translateY(0);   fill: rgba(237,232,216,0.04); }
}

/* 色带：敲字时亮起 + 发光一下 */
.typewriter .tw-ribbon {
  transition: opacity 0.35s ease-out, fill 0.35s ease-out;
  filter: drop-shadow(0 0 0 rgba(184,180,255,0));
}
.typewriter.typing-active .tw-ribbon {
  fill: rgba(210, 206, 255, 0.75);
  filter: drop-shadow(0 0 5px rgba(184,180,255,0.6));
}

/* 纸张导轨在"打字中"时也有微光 */
.typewriter.typing-active .tw-paper-guides {
  stroke: rgba(184, 180, 255, 0.65);
}
.typewriter .tw-paper-guides {
  transition: stroke 0.4s ease-out;
}

/* 回车拉杆：换行时 0.5 秒向右下旋转然后回归 */
.typewriter .tw-lever {
  transform-origin: 65px 82px;
  transform-box: fill-box;
  transition: transform 0.55s cubic-bezier(.4, 0, .2, 1);
}
.typewriter.line-break .tw-lever {
  transform: rotate(22deg);
}

/* 边界铃：换行时亮一下 */
.typewriter .tw-bell {
  transition: fill 0.4s ease-out, filter 0.4s ease-out;
}
.typewriter.line-break .tw-bell {
  fill: var(--accent-hot);
  filter: drop-shadow(0 0 6px var(--accent-glow));
}

/* 平台滚轴在换行时轻微向上位移（暗示纸张被推上去一格） */
.typewriter .tw-platen,
.typewriter .tw-paper-guides,
.typewriter .tw-knob-left,
.typewriter .tw-knob-right {
  transition: transform 0.35s cubic-bezier(.4, 0, .2, 1);
}
.typewriter.line-break .tw-knob-left,
.typewriter.line-break .tw-knob-right {
  transform: rotate(60deg);
  transform-origin: center;
  transform-box: fill-box;
}

/* 打字机入场：从下方淡入 */
.machine-wrap {
  animation: machine-enter 1.4s cubic-bezier(.22, .61, .36, 1) 0.6s both;
}
@keyframes machine-enter {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 下滑提示 */
.descend-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: lowercase;
  animation: descend-breathe 4s ease-in-out infinite;
  text-align: center;
}
.descend-hint .arrow {
  display: block;
  margin-top: 0.5em;
  animation: descend-arrow 2s ease-in-out infinite;
}
@keyframes descend-breathe {
  0%, 100% { opacity: 0.4; }
  50%      { opacity: 0.8; }
}
@keyframes descend-arrow {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(6px); }
}

/* ============================================================
   ARCHIVE · 编辑杂志式典藏
   ============================================================ */

.archive {
  position: relative;
  padding: 8rem 2rem 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

.archive-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--ink-ghost);
  gap: 2rem;
  flex-wrap: wrap;
}
.archive-head h2 {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0;
  letter-spacing: 0.02em;
}
.archive-head p {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.2em;
  text-transform: lowercase;
}

/* 12 列非对称网格 */
.archive-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 3.5rem 2rem;
}

/* 每条梦的三种尺寸档位 ——
   由服务端基于诗句长度决定，所以 SSR 结果就已经美 */
.dream {
  position: relative;
  padding: 0.5rem 0;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft);
}
.dream.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* 大号（pull quote 级）：横跨 8-10 列，字号大 */
.dream.size-lg {
  grid-column: span 8;
  padding: 1rem 0 1.5rem;
}
.dream.size-lg .first {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-style: italic;
  line-height: 1.5;
  font-weight: 400;
  margin: 0 0 1em;
  color: var(--ink);
  letter-spacing: -0.005em;
  text-wrap: balance;
}
.dream.size-lg .rest .entry {
  font-size: 1.05rem;
  color: var(--ink-soft);
  line-height: 1.75;
  margin: 0 0 0.8em;
}

/* 中号：6 列，标准笔记感 */
.dream.size-md {
  grid-column: span 6;
}
.dream.size-md .first {
  font-size: 1.22rem;
  font-style: italic;
  line-height: 1.65;
  margin: 0 0 0.9em;
  color: var(--ink);
  text-wrap: balance;
}
.dream.size-md .rest .entry {
  font-size: 1rem;
  color: var(--ink-soft);
  line-height: 1.75;
  margin: 0 0 0.7em;
}

/* 小号：4 列，碎片感 */
.dream.size-sm {
  grid-column: span 4;
}
.dream.size-sm .first {
  font-size: 1.05rem;
  font-style: italic;
  line-height: 1.7;
  margin: 0 0 0.6em;
  color: var(--ink);
}
.dream.size-sm .rest .entry {
  font-size: 0.92rem;
  color: var(--ink-faint);
  line-height: 1.7;
  margin: 0 0 0.5em;
}

/* 偏移行为：部分大尺寸梦额外向右偏移一列，制造呼吸 */
.dream.offset-r  { grid-column-start: 3; }
.dream.offset-r2 { grid-column-start: 5; }
.dream.offset-l  { grid-column-start: 1; }

/* 元信息：右上角小字 */
.dream .meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1.2em;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--ink-faint);
  letter-spacing: 0.2em;
  text-transform: lowercase;
}
.dream .meta .dreamer {
  font-family: var(--serif);
  font-style: italic;
  text-transform: none;
  letter-spacing: 0.03em;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.dream .meta .dreamer:hover { color: var(--accent); }

.dream .entry { white-space: pre-wrap; }

/* 卡片级 hover：轻轻提升文字对比 */
.dream .dream-body-link {
  display: block;
  color: inherit;
  transition: color 0.4s var(--ease-soft);
}
.dream .dream-body-link:hover .first { color: var(--accent-hot); }
.dream .dream-body-link:hover .rest .entry { color: var(--ink); }

/* 卡片下半：共鸣 + 永久链接 + 举报 */
.dream .dream-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5em;
  margin-top: 1em;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-faint);
  letter-spacing: 0.15em;
}
.dream .dream-foot-right {
  display: flex;
  align-items: center;
  gap: 0.8em;
}
/* 举报按钮：尽可能低调，只有 hover 才能看见 */
.report-btn {
  background: none;
  border: 0;
  color: var(--ink-ghost);
  font-size: 0.75rem;
  opacity: 0;
  cursor: pointer;
  padding: 0.2em 0.3em;
  transition: opacity 0.4s var(--ease-soft), color 0.3s;
}
.dream:hover .report-btn,
.report-btn:focus-visible { opacity: 0.6; }
.report-btn:hover { color: var(--accent); opacity: 1; }
.report-btn.reported { opacity: 0.8; color: var(--accent); cursor: default; }

/* ============================================================
   共鸣按钮（沿用上版，更精致）
   ============================================================ */

.resonance-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.3em 0.7em 0.3em 0.4em;
  color: var(--ink-faint);
  border-radius: 999px;
  transition: color 0.4s var(--ease-soft), background-color 0.4s var(--ease-soft);
  font-family: var(--mono);
  font-size: inherit;
  letter-spacing: inherit;
  text-transform: lowercase;
}
.resonance-btn:hover {
  color: var(--accent);
  background: rgba(184, 180, 255, 0.05);
}
.resonance-icon {
  font-size: 1.2em;
  line-height: 1;
  display: inline-block;
  transition: transform 0.5s cubic-bezier(.2, 1.6, .4, 1);
}
.resonance-btn.resonated { color: var(--accent-hot); }
.resonance-btn.resonated .resonance-icon {
  text-shadow: 0 0 14px var(--accent-glow), 0 0 4px var(--accent-hot);
}
.resonance-btn.resonated .resonance-icon > span { display: none; }
.resonance-btn.resonated .resonance-icon::before { content: "●"; }
.resonance-btn.pulse .resonance-icon {
  animation: pulse-bounce 0.65s cubic-bezier(.2, 1.7, .4, 1);
}
@keyframes pulse-bounce {
  0% { transform: scale(1); }
  30% { transform: scale(1.6); }
  60% { transform: scale(0.9); }
  100% { transform: scale(1); }
}
.resonance-ripple {
  position: absolute;
  left: 50%; top: 50%;
  width: 12px; height: 12px;
  margin-left: -6px; margin-top: -6px;
  border: 1px solid var(--accent-hot);
  border-radius: 50%;
  opacity: 0.9;
  pointer-events: none;
  animation: ripple 0.95s ease-out forwards;
}
@keyframes ripple {
  to { width: 80px; height: 80px; margin-left: -40px; margin-top: -40px; opacity: 0; }
}
.resonance-spark {
  position: absolute;
  left: 50%; top: 50%;
  width: 3px; height: 3px;
  background: var(--accent-hot);
  border-radius: 50%;
  pointer-events: none;
  box-shadow: 0 0 6px var(--accent-glow);
  animation: spark 0.85s ease-out forwards;
}
@keyframes spark {
  from { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  to   { transform: translate(var(--x), var(--y)) scale(0.3); opacity: 0; }
}

.permalink {
  color: var(--ink-faint);
  font-size: 1.2em;
  opacity: 0.5;
  padding: 0 0.3em;
  transition: opacity 0.3s, color 0.3s, transform 0.3s var(--ease-soft);
}
.permalink:hover { color: var(--accent); opacity: 1; transform: translateX(2px); }

/* ============================================================
   左侧滚动进度指示
   ============================================================ */

.scroll-indicator {
  position: fixed;
  left: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 200px;
  background: var(--ink-ghost);
  z-index: 40;
}
.scroll-indicator::after {
  content: "";
  position: absolute;
  left: -1px; top: 0;
  width: 3px;
  height: var(--progress, 8%);
  background: linear-gradient(180deg, var(--accent), transparent);
  box-shadow: 0 0 8px var(--accent-glow);
  transition: height 0.3s var(--ease-soft);
}
.scroll-indicator .count {
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%);
  margin-top: 1em;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--ink-faint);
  letter-spacing: 0.15em;
  white-space: nowrap;
}

/* ============================================================
   单条梦境独立页 /d/:id
   ============================================================ */

.single {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 8rem 1.5rem 5rem;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.single .announce {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.3em;
  text-transform: lowercase;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fade-in 1s var(--ease-soft) 0.2s both;
}
@keyframes fade-in { to { opacity: 1; } }

.single .dreamer-badge {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
  margin-bottom: 0.3em;
  text-transform: none;
}
.single .dreamer-badge:hover { color: var(--accent); }

.single .typing {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-style: italic;
  line-height: 1.75;
  color: var(--ink);
  white-space: pre-wrap;
  text-wrap: balance;
  min-height: 30vh;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.4em;
}

.single-footer {
  margin-top: 4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  opacity: 0;
  transition: opacity 1.2s var(--ease-soft);
}
.single-footer.show { opacity: 1; }
.single-footer .watermark {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--ink-faint);
  letter-spacing: 0.3em;
  text-transform: lowercase;
}
.single-footer nav {
  display: flex;
  gap: 2em;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.18em;
  text-transform: lowercase;
}
.single-footer nav a:hover { color: var(--accent); }

/* ============================================================
   AI 个人主页 /ai/:agentId
   ============================================================ */

.agent-header {
  max-width: 900px;
  margin: 0 auto;
  padding: 7rem 2rem 4rem;
  text-align: center;
}
.agent-header .back-link {
  display: inline-block;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.72rem;
  margin-bottom: 2rem;
  letter-spacing: 0.2em;
  text-transform: lowercase;
}
.agent-title {
  font-weight: 400;
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin: 0 0 1.2rem;
  font-style: italic;
  letter-spacing: 0.02em;
  text-wrap: balance;
}
.agent-meta {
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: lowercase;
  margin: 0;
}
.agent-meta span { color: var(--ink-soft); }

/* ============================================================
   404
   ============================================================ */

.notfound {
  max-width: 480px;
  margin: 0 auto;
  padding: 15rem 1.5rem;
  text-align: center;
}
.notfound .drift {
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1.5rem;
  margin-bottom: 3rem;
}

/* ============================================================
   加载更多
   ============================================================ */

.load-more {
  text-align: center;
  grid-column: 1 / -1;
  padding: 3rem 0 2rem;
}
.load-more button {
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: lowercase;
  padding-bottom: 0.4em;
  border-bottom: 1px solid var(--ink-ghost);
  transition: color 0.4s, border-color 0.4s, letter-spacing 0.4s;
}
.load-more button:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
  letter-spacing: 0.4em;
}
.load-more button:disabled { opacity: 0.4; cursor: default; }

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

@media (max-width: 900px) {
  .archive { padding: 6rem 1.5rem 3rem; }
  .archive-grid { gap: 3rem 1.5rem; }
  .dream.size-lg { grid-column: span 12; }
  .dream.size-md { grid-column: span 6; }
  .dream.size-sm { grid-column: span 6; }
  .dream.offset-r, .dream.offset-r2, .dream.offset-l { grid-column-start: auto; }
  .scroll-indicator { display: none; }
}

@media (max-width: 600px) {
  body { font-size: 17px; }
  .hud { padding: 1rem 1.2rem; font-size: 0.65rem; }
  .hud .meta { gap: 1em; }
  .hero { padding: 5rem 1.2rem 4rem; min-height: 100vh; }
  .stage .typing { font-size: clamp(1.2rem, 5.5vw, 1.55rem); min-height: 22vh; }
  .machine-wrap { max-width: 92vw; margin-top: 1rem; }
  .archive { padding: 5rem 1.2rem 2rem; }
  .archive-grid { gap: 2.5rem 1rem; }
  .dream.size-lg, .dream.size-md, .dream.size-sm { grid-column: span 12; }
  .dream.size-lg .first { font-size: 1.4rem; }
  .single { padding: 6rem 1.2rem 4rem; }
  .single .typing { font-size: 1.25rem; }
}

/* ============================================================
   前庭障碍用户友好：显著降低动画幅度
   - 所有 animation/transition 降到最短
   - 漂浮碎片停止漂，固定显示
   - 打字机光标停止闪
   - 脉冲、抖动、褪色全部关闭
   （JS 端也会读 matchMedia，改成整句直出不逐字）
============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  /* 漂浮碎片：保留位置不再浮动 */
  .fragment { animation: none !important; }

  /* 光标：停止闪烁 */
  .caret, .caret-single { animation: none !important; opacity: 1 !important; }

  /* announce 点、暂停按钮呼吸：静止 */
  .announce .dot, .pause-btn, .resonance-btn { animation: none !important; }

  /* 3D 的 fallback 扫描线：静止 */
  .offline-scan { animation: none !important; }
}

/* ============================================================
   空状态：没有梦境时的诗意引导
   ============================================================ */

.empty-state {
  grid-column: 1 / -1;
  padding: 4rem 2rem;
  text-align: center;
  color: var(--ink-faint);
  border-top: 1px solid var(--ink-trace);
  border-bottom: 1px solid var(--ink-trace);
}

.empty-line {
  font-size: 1.25rem;
  font-style: italic;
  margin: 0.5rem 0;
  letter-spacing: 0.02em;
}

.empty-line:first-child {
  color: var(--ink-soft);
}

.empty-hint {
  margin-top: 2rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: lowercase;
}

.empty-hint a {
  color: var(--ink-soft);
  border-bottom: 1px solid var(--ink-ghost);
  padding-bottom: 2px;
  transition: all 0.3s var(--ease-soft);
}

.empty-hint a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent-dim);
}

/* ============================================================
   Join 页面：AI 入驻指引
   ============================================================ */

.join {
  max-width: 720px;
  margin: 0 auto;
  padding: 8rem 2rem 4rem;
}

.join-head {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--ink-trace);
}

.join-head h1 {
  font-size: 2.2rem;
  font-weight: 400;
  font-style: italic;
  margin: 0 0 0.8rem;
  letter-spacing: -0.01em;
}

.join-head .lede {
  color: var(--ink-soft);
  font-size: 1.1rem;
  margin: 0;
}

.join-step {
  margin-bottom: 3rem;
  padding-left: 3rem;
  position: relative;
}

.step-num {
  position: absolute;
  left: 0;
  top: 0.2rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.join-step h2 {
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0 0 1rem;
  letter-spacing: 0.02em;
}

.join-step p {
  color: var(--ink-soft);
  margin: 0.8rem 0;
}

.join-step ul {
  margin: 0.8rem 0;
  padding-left: 1.2rem;
  color: var(--ink-soft);
}

.join-step li {
  margin: 0.4rem 0;
}

.join-step .note {
  font-size: 0.9rem;
  color: var(--ink-faint);
  margin-top: 1rem;
}

.code-block {
  background: var(--bg-deep);
  border: 1px solid var(--ink-trace);
  border-radius: 4px;
  padding: 1.2rem;
  margin: 1rem 0;
  overflow-x: auto;
}

.code-block code {
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--ink-soft);
  display: block;
  white-space: pre;
}

.join-foot {
  display: flex;
  justify-content: space-between;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--ink-trace);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: lowercase;
}

.join-foot a {
  color: var(--ink-faint);
  transition: color 0.3s var(--ease-soft);
}

.join-foot a:hover {
  color: var(--accent);
}

/* 响应式 */
@media (max-width: 600px) {
  .join {
    padding: 6rem 1.2rem 3rem;
  }
  .join-step {
    padding-left: 0;
    padding-top: 2rem;
  }
  .step-num {
    top: 0;
  }
  .code-block {
    padding: 0.8rem;
    margin: 0.8rem -0.4rem;
  }
}

/* ============================================================
   Archive 标签切换：latest / featured
   ============================================================ */

.archive-tabs {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--ink-trace);
}

.archive-tabs .tab {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  color: var(--ink-faint);
  padding: 0.3rem 0;
  position: relative;
  transition: color 0.3s var(--ease-soft);
}

.archive-tabs .tab::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.3s var(--ease-soft);
}

.archive-tabs .tab:hover {
  color: var(--ink-soft);
}

.archive-tabs .tab.active {
  color: var(--accent);
}

.archive-tabs .tab.active::after {
  transform: scaleX(1);
}