/* 令牌：数值以 ../DESIGN.md「视觉」为准，改这里前先改图纸。只有深色一套 */
:root {
  --bg: #07080B;
  --ink: #EEF1F7;
  --ink-2: #A9B0BE;
  --mute: #7A8191;
  --line: #1C2029;
  --accent: #8AE6FF;
  --accent-deep: #19D7FF;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "HarmonyOS Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --wrap: 1200px;
  --gutter: 48px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.7;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
.page:focus { outline: none; }

.wrap {
  position: relative;
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.skip {
  position: absolute;
  z-index: 10;
  left: 16px;
  top: -48px;
  padding: 8px 16px;
  background: var(--ink);
  color: var(--bg);
}
.skip:focus { top: 16px; }

/* 全站背景：缓慢漂移、闪烁的粒子 */
.sky {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* 翻页圆点：只在翻页模式出现 */
.dots {
  position: fixed;
  z-index: 6;
  left: 20px;
  top: 50%;
  display: none;
  flex-direction: column;
  gap: 4px;
  transform: translateY(-50%);
}
.dots button {
  display: grid;
  place-items: center;
  width: 24px;
  height: 32px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}
.dots button::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 2px;
  background: rgba(238, 241, 247, 0.35);
  transition: height 0.4s var(--ease), background-color 0.3s ease;
}
.dots button:hover::before { background: var(--ink); }
.dots button[aria-current="true"]::before { height: 24px; background: var(--accent); }

/* 页：默认是正常滚动，每页至少一屏 */
.page {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100vh;
  min-height: 100svh;
  padding: 112px 0 96px;
}

/* 翻页模式：页叠在一起，新页从下面滑上来，旧页往后缩小淡出 */
html.paged, html.paged body { height: 100%; overflow: hidden; }
html.paged .dots { display: flex; }
html.paged .pages { position: fixed; inset: 0; }
html.paged .page {
  position: absolute;
  inset: 0;
  overflow: hidden;
  transition: transform 1.1s var(--ease), opacity 0.8s var(--ease);
  will-change: transform, opacity;
}
html.no-page-anim .page { transition: none; }
html.paged .page[data-state="after"] { z-index: 3; transform: translateY(100%); }
html.paged .page[data-state="active"] { z-index: 2; transform: none; opacity: 1; }
html.paged .page[data-state="before"] { z-index: 1; transform: translateY(-6%) scale(0.92); opacity: 0; }

/* 进场：页变成当前页时，里面的元素按 --i 依次出现 */
.js .anim {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease), filter 0.9s var(--ease);
  transition-delay: calc(var(--i, 0) * 0.1s + 0.15s);
}
.js .is-active .anim { opacity: 1; transform: none; }

/* 首屏 */
.hero { padding: 0; overflow: hidden; }
.voice {
  position: absolute;
  top: 0;
  left: 0;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero-inner { padding-top: 80px; padding-bottom: 80px; }

/* 名片：名字最大，域名小字跟在后面；下面一行身份 */
.hero-name {
  font-size: clamp(48px, 4.8vw, 68px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.02em;
}
.hero-sep, .hero-domain {
  font-size: clamp(20px, 1.9vw, 28px);
  font-weight: 500;
  letter-spacing: 0.02em;
  -webkit-text-fill-color: var(--accent);
  color: var(--accent);
}
.hero-title {
  margin-top: 20px;
  color: var(--ink);
  font-size: clamp(22px, 2.4vw, 34px);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.02em;
}

/* 过往经历标签 */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 34em;
  margin-top: 32px;
}
.tags li {
  padding: 6px 14px;
  border: 1px solid rgba(130, 230, 255, 0.28);
  border-radius: 999px;
  background: rgba(25, 215, 255, 0.05);
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.5;
}


/* 下滑提示：照 stormzhang.ai 的做法，两条边框拼成一个向下的箭头，和文字左对齐，上下浮动、明暗呼吸 */
.scroll-hint { display: inline-block; margin-top: 72px; padding: 12px; margin-left: -12px; }
.scroll-hint:hover { text-decoration: none; }
.scroll-arrow {
  display: block;
  width: 24px;
  height: 24px;
  border-right: 2px solid var(--accent-deep);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  animation: hint-float 2s ease-in-out infinite;
}
.page-hint {
  position: absolute;
  bottom: 40px;
  left: calc(max(0px, (100% - var(--wrap)) / 2) + var(--gutter) - 12px);
  margin: 0;
}
.page-hint.up .scroll-arrow { transform: rotate(-135deg); animation-name: hint-float-up; }
@keyframes hint-float-up {
  0%, 100% { transform: rotate(-135deg) translate(0, 0); opacity: 0.6; }
  50% { transform: rotate(-135deg) translate(7px, 7px); opacity: 1; }
}
@keyframes hint-float {
  0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 0.6; }
  50% { transform: rotate(45deg) translate(7px, 7px); opacity: 1; }
}

/* 页标题 */
.page h2 {
  font-size: clamp(32px, 3.4vw, 44px);
  font-weight: 600;
  line-height: 1.25;
}
.page-lead {
  margin-top: 12px;
  color: var(--ink-2);
}

/* 作品：左边求职工作台视频，右边说明；下面一张个人 AI 工作台的小卡 */
.works {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 56px;
  align-items: center;
  margin-top: 40px;
}
.work-video {
  margin: 0;
  height: min(50vh, 480px);
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #0D0F15;
  box-shadow: 0 0 48px rgba(25, 215, 255, 0.08);
}
.work-video video { display: block; width: 100%; height: 100%; object-fit: cover; }
.js .work-video.anim { transform: translateX(-48px); }
.js .is-active .work-video.anim { transform: none; }
.works-body h3 { font-size: 28px; font-weight: 600; line-height: 1.3; }
.work-sum { margin-top: 12px; color: var(--ink-2); }
.work-mini {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  margin-top: 28px;
}
.mini-graph {
  aspect-ratio: 16 / 10;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(14, 16, 22, 0.7);
}
.mini-graph .agent-labels { display: none; }
.work-mini h3 { font-size: 18px; }
.work-mini p { margin-top: 6px; color: var(--ink-2); font-size: 15px; line-height: 1.6; }
.showcase-points { margin-top: 20px; border-top: 1px solid var(--line); }
.showcase-points li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 16px;
}

/* 工作台关系图：中心是我，五条线连着各个 Agent，光点沿线往外走 */
.agents svg { display: block; width: 100%; height: 100%; }
.agent-lines path { stroke: rgba(130, 230, 255, 0.22); stroke-width: 1; }
.agent-pulses path {
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 8 200;
  stroke-dashoffset: 8;
  animation: agent-flow 3s linear infinite;
  animation-delay: var(--d);
}
@keyframes agent-flow { to { stroke-dashoffset: -110; } }
.agent-nodes circle { fill: #0D0F15; stroke: var(--accent); stroke-width: 1.5; }
.agent-core { fill: var(--ink); }
.agent-labels text { fill: var(--ink-2); font-size: 12px; text-anchor: middle; }

/* 经历：一条声波线从左往右画出来，画到哪段，哪段亮起来 */
.timeline { position: relative; margin-top: 40px; }
.tl-wave { position: relative; height: 160px; }
.tl-reveal { position: absolute; top: 0; bottom: 0; left: 0; width: 0; overflow: hidden; }
.tl-reveal::after {
  content: "";
  position: absolute;
  top: 16px;
  bottom: 16px;
  right: 0;
  width: 2px;
  background: linear-gradient(transparent, var(--accent), transparent);
  box-shadow: 0 0 12px var(--accent-deep);
  opacity: 0;
}
.tl-svg { display: block; height: 160px; }
.tl-line { fill: none; stroke: var(--accent); stroke-width: 1.5; }
.tl-pulse {
  fill: none;
  stroke: #FFFFFF;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-dasharray: 24 976;
  stroke-dashoffset: 1000;
  opacity: 0;
}
.is-active .tl-reveal { width: 100%; transition: width 6s linear 0.3s; }
.is-active .tl-reveal::after { animation: tl-head 6.3s linear forwards; }
@keyframes tl-head {
  0%, 4% { opacity: 0; }
  6%, 96% { opacity: 1; }
  100% { opacity: 0; }
}
.is-active .tl-pulse { opacity: 1; transition: opacity 0.4s ease 6.3s; animation: tl-flow 5s linear 6.3s infinite; }
@keyframes tl-flow { from { stroke-dashoffset: 1000; } to { stroke-dashoffset: 0; } }

.tl-items {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-template-rows: repeat(4, auto);
  margin-top: 24px;
}
.tl-item { display: grid; grid-row: span 4; grid-template-rows: subgrid; align-content: start; min-width: 0; padding: 0 12px; text-align: center; }
.tl-dot::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 12px;
  width: 1px;
  height: 88px;
  margin-left: -0.5px;
  background: linear-gradient(rgba(25, 215, 255, 0.55), rgba(25, 215, 255, 0.05));
}
.tl-dot {
  position: absolute;
  top: 80px;
  left: calc((var(--x) + 0.5) * 100% / 6);
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 4px rgba(130, 230, 255, 0.18), 0 0 18px rgba(130, 230, 255, 0.8);
  transform: scale(0);
}
/* 线一进入哪一列（每列 1 秒），那一列的文字就从模糊里一行行浮上来，线走到列中间时节点亮；线离开这一列之前文字一定已经出齐 */
.tl-item > :not(.tl-dot) { opacity: 0; transform: translateY(12px); filter: blur(4px); }
.is-active .tl-dot {
  transform: none;
  transition: transform 0.6s var(--ease);
  transition-delay: calc(0.3s + (var(--x) + 0.5) * 1s);
}
.is-active .tl-item > :not(.tl-dot) {
  opacity: 1;
  transform: none;
  filter: none;
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), filter 0.5s var(--ease);
  transition-delay: calc(0.35s + var(--x) * 1s);
}
.is-active .tl-item > h3 { transition-delay: calc(0.43s + var(--x) * 1s); }
.is-active .tl-item > .tl-domain { transition-delay: calc(0.51s + var(--x) * 1s); }
.is-active .tl-item > .tl-desc { transition-delay: calc(0.59s + var(--x) * 1s); }
/* 下一站：空心节点，一圈光慢慢呼吸 */
.tl-next .tl-dot {
  background: var(--bg);
  border: 2px solid var(--accent-deep);
  animation: next-glow 2.4s ease-in-out infinite;
}
@keyframes next-glow {
  0%, 100% { box-shadow: 0 0 0 4px rgba(25, 215, 255, 0.12), 0 0 10px rgba(25, 215, 255, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(25, 215, 255, 0.06), 0 0 24px rgba(25, 215, 255, 0.9); }
}
.tl-next .tl-year { color: var(--accent-deep); }
.tl-year { color: var(--accent); font-size: 15px; font-weight: 500; }
.tl-item h3 { margin-top: 8px; font-size: 18px; font-weight: 600; line-height: 1.4; }
.tl-domain { margin-top: 4px; color: var(--mute); font-size: 14px; }
.tl-desc { margin-top: 12px; color: var(--ink-2); font-size: 15px; line-height: 1.6; }

/* 联系：大字从模糊里清晰出来 */
.page .contact-title {
  font-size: clamp(40px, 4.4vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.js .contact-title.anim { transform: scale(1.04); filter: blur(14px); }
.js .is-active .contact-title.anim { transform: none; filter: none; }
.contact-page .page-lead { margin-top: 24px; font-size: 18px; }

.qr {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin: 40px 0 0;
}
.qr img {
  display: block;
  width: 200px;
  height: 200px;
  border-radius: 12px;
  background: #FFFFFF;
  box-shadow: 0 0 40px rgba(25, 215, 255, 0.18);
}
.qr figcaption { color: var(--mute); font-size: 14px; }


/* 大标题：渐变字，从白到浅水蓝再到水蓝（和圆环同一个颜色），颜色慢慢流动 */
.hero h1, .page .contact-title {
  background: linear-gradient(100deg, #F2FCFF 0%, #9BE9FF 38%, #19D7FF 68%, #9BE9FF 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: title-flow 12s ease-in-out infinite alternate;
}
@keyframes title-flow {
  from { background-position: 0% 50%; }
  to { background-position: 100% 50%; }
}

/* 站内 Agent：右下角常驻，合适的时候主动说一句 */
.agent {
  position: fixed;
  z-index: 7;
  right: 24px;
  bottom: 24px;
  display: flex;
  flex-direction: row-reverse;
  align-items: flex-end;
  gap: 12px;
  pointer-events: none;
}
.agent > * { pointer-events: auto; }
.agent-avatar {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(7, 8, 11, 0.6);
  cursor: pointer;
}
.agent-avatar svg { display: block; width: 100%; height: 100%; }
.av-ring { fill: rgba(16, 20, 30, 0.8); stroke: rgba(25, 215, 255, 0.5); stroke-width: 1; }
.av-ticks { fill: none; stroke: rgba(25, 215, 255, 0.4); stroke-width: 2; stroke-dasharray: 0.6 2; }
.av-band rect {
  fill: rgba(130, 230, 255, 0.2);
  animation: band-sweep 2.4s linear infinite;
  animation-delay: calc(var(--i) * 0.12s - 2.4s);
}
@keyframes band-sweep {
  0%, 100% { fill: rgba(130, 230, 255, 0.2); }
  15% { fill: rgba(130, 230, 255, 0.85); }
  40% { fill: rgba(130, 230, 255, 0.2); }
}
.av-inner { fill: none; stroke: rgba(25, 215, 255, 0.85); stroke-width: 2; }
.av-voice {
  fill: none;
  stroke: #EBF5FF;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  transform-origin: 28px 28px;
  animation: breathe 3s ease-in-out infinite;
}
.agent[data-open] .av-voice { animation-duration: 0.9s; }
@keyframes breathe {
  0%, 100% { opacity: 0.55; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.15); }
}

.agent-bubble {
  position: relative;
  max-width: 340px;
  padding: 14px 40px 14px 16px;
  overflow: hidden;
  border: 1px solid rgba(25, 215, 255, 0.22);
  border-radius: 4px;
  background:
    linear-gradient(var(--accent-deep), var(--accent-deep)) top left / 12px 2px no-repeat,
    linear-gradient(var(--accent-deep), var(--accent-deep)) top left / 2px 12px no-repeat,
    linear-gradient(var(--accent-deep), var(--accent-deep)) top right / 12px 2px no-repeat,
    linear-gradient(var(--accent-deep), var(--accent-deep)) top right / 2px 12px no-repeat,
    linear-gradient(var(--accent-deep), var(--accent-deep)) bottom left / 12px 2px no-repeat,
    linear-gradient(var(--accent-deep), var(--accent-deep)) bottom left / 2px 12px no-repeat,
    linear-gradient(var(--accent-deep), var(--accent-deep)) bottom right / 12px 2px no-repeat,
    linear-gradient(var(--accent-deep), var(--accent-deep)) bottom right / 2px 12px no-repeat,
    rgba(6, 14, 20, 0.9);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 0 32px rgba(25, 215, 255, 0.16);
  opacity: 0;
  visibility: hidden;
  transform: translateX(32px);
  transition: transform 0.4s var(--ease), visibility 0s linear 0.4s, opacity 0.3s ease;
}
/* 打开时一道扫描线从上往下扫过 */
.agent-bubble::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: var(--accent-deep);
  box-shadow: 0 0 12px var(--accent-deep);
  opacity: 0;
}
.agent[data-open] .agent-bubble {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
  animation: alert-in 0.45s linear;
}
.agent[data-open] .agent-bubble::after { animation: scan 0.7s var(--ease) 0.1s; }
@keyframes alert-in {
  0% { opacity: 0; }
  30% { opacity: 0.9; }
  45% { opacity: 0.35; }
  60%, 100% { opacity: 1; }
}
@keyframes scan {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(160px); }
}
.agent-label { color: var(--accent-deep); font-size: 12px; font-weight: 600; letter-spacing: 0.08em; }
.agent-text { margin-top: 4px; color: var(--ink); font-size: 15px; line-height: 1.6; }
.agent-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.agent-actions:empty { display: none; }
.agent-actions button {
  height: 32px;
  padding: 0 14px;
  border: 1px solid rgba(130, 230, 255, 0.35);
  border-radius: 999px;
  background: none;
  color: var(--accent);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: border-color 0.2s ease;
}
.agent-actions button:hover { border-color: var(--accent); }
.agent-close {
  position: absolute;
  top: 8px;
  right: 8px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: none;
  color: var(--mute);
  cursor: pointer;
}
.agent-close:hover { color: var(--ink); }
.agent-close svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
}

/* 目标锁定框：四个角的括号从外往里一收，锁住鼠标下的按钮或链接 */
.lock {
  position: fixed;
  z-index: 8;
  pointer-events: none;
  opacity: 0;
  transform: scale(1.25);
  transition: opacity 0.18s ease, transform 0.28s var(--ease);
}
.lock.is-on { opacity: 1; transform: none; }
.lock i {
  position: absolute;
  width: 10px;
  height: 10px;
  border: 0 solid var(--accent-deep);
  filter: drop-shadow(0 0 4px rgba(25, 215, 255, 0.8));
}
.lock i:nth-child(1) { top: 0; left: 0; border-top-width: 2px; border-left-width: 2px; }
.lock i:nth-child(2) { top: 0; right: 0; border-top-width: 2px; border-right-width: 2px; }
.lock i:nth-child(3) { bottom: 0; left: 0; border-bottom-width: 2px; border-left-width: 2px; }
.lock i:nth-child(4) { bottom: 0; right: 0; border-bottom-width: 2px; border-right-width: 2px; }
@media (hover: none) { .lock { display: none; } }

/* 404 页：一句说明＋一个主按钮。按钮照 DESIGN.md：高 48px、全圆角、白底黑字，悬停发水蓝光（光晕只动透明度） */
.notfound {
  display: flex;
  align-items: center;
  min-height: 100vh;
  min-height: 100svh;
  padding: 96px 0;
}
.notfound-code { color: var(--accent); font-size: 15px; font-weight: 500; letter-spacing: 0.08em; }
.notfound-title { margin-top: 8px; font-size: clamp(32px, 4vw, 44px); font-weight: 700; line-height: 1.2; }
.notfound-text { margin-top: 16px; color: var(--ink-2); }
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 48px;
  margin-top: 40px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font-size: 16px;
  font-weight: 600;
}
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: 0 0 0 1px var(--accent), 0 0 24px rgba(25, 215, 255, 0.5);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
  pointer-events: none;
}
.btn:hover { text-decoration: none; }
.btn:hover::after { opacity: 1; }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { border-radius: 999px; }

/* 矮屏幕（笔记本、平板横屏）：收一点页面上下留白和作品页行距，保证每页放得进一屏，翻页模式不退回滚动 */
@media (max-height: 820px) {
  .page { padding: 88px 0 72px; }
  .works { margin-top: 28px; }
  .showcase-points { margin-top: 14px; }
  .showcase-points li { padding: 9px 0; font-size: 15px; }
  .work-mini { margin-top: 18px; }
  .work-mini p { font-size: 14px; }
  .page-hint { bottom: 24px; }
}

/* 手机：作品上下排，经历改成竖排 */
@media (max-width: 720px) {
  :root { --gutter: 16px; }
  body { font-size: 16px; }
  .page { padding: 96px 0 80px; }
  .hero { align-items: flex-start; }
  .hero-inner { padding-top: 120px; padding-bottom: 0; }
  .scroll-hint { display: none; }
  .hero-sep { display: none; }
  .hero-domain { display: block; margin-top: 8px; }
  .works { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .work-video { height: auto; width: 100%; }
  .tl-wave { display: none; }
  .timeline { margin-top: 32px; padding-left: 24px; border-left: 1px solid rgba(130, 230, 255, 0.3); }
  .tl-items { grid-template-columns: minmax(0, 1fr); gap: 32px; margin-top: 0; }
  .tl-items { grid-template-rows: none; }
  .tl-item { position: relative; display: block; padding: 0; text-align: left; }
  .tl-dot::after { display: none; }
  .tl-dot { top: 12px; left: -24px; }
  .agent { left: 16px; right: 16px; bottom: 16px; }
  .agent-bubble { max-width: none; flex: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .js .anim, .tl-item > :not(.tl-dot), .tl-dot { opacity: 1; transform: none; filter: none; transition: none; }
  .tl-next .tl-dot { animation: none; }
  .tl-reveal { width: 100%; transition: none; }
  .tl-reveal::after { display: none; }
  .tl-pulse, .agent-pulses path { animation: none; opacity: 0; }
  .scroll-arrow { animation: none; opacity: 1; }
  .hero h1, .page .contact-title, .av-band rect, .av-voice { animation: none; }
  .agent-bubble, .lock { transition: none; }
  .agent[data-open] .agent-bubble, .agent[data-open] .agent-bubble::after { animation: none; }
  .lock { transform: none; }
}