@font-face {
  font-family: 'Fira Sans';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('../assets/fonts/fira-sans-300.woff2') format('woff2');
}
@font-face {
  font-family: 'Fira Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/fira-sans-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Fira Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../assets/fonts/fira-sans-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Fira Sans';
  font-style: italic;
  font-weight: 300;
  font-display: swap;
  src: url('../assets/fonts/fira-sans-italic-300.woff2') format('woff2');
}
@font-face {
  font-family: 'Fira Sans';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/fira-sans-italic-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Lexend';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../assets/fonts/lexend.woff2') format('woff2');
}

:root {
  --color-bg: #ffffff;
  --color-fg: #0a0a0a;
  --color-muted: #8a8f98;
  --color-accent: #69B3E7;
  --color-accent-light: #97CDF0;
  --color-accent-deep: #3A8CC4;

  --font-display: 'Lexend', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-label: 'Fira Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

html, body {
  background: var(--color-bg);
  color: var(--color-fg);
  font-family: var(--font-body);
  overflow-x: hidden;
}

::selection {
  background: var(--color-accent);
  color: #fff;
}

/* ---------- burger ---------- */

/* 必须压在全屏导航层（z-index 10001）上面，不然菜单展开后按钮被盖住，
   想单纯关掉菜单就点不到了。 */
.burger {
  position: fixed;
  top: 40px;
  right: 40px;
  width: 32px;
  height: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  z-index: 10002;
}

.burger__line {
  height: 2px;
  width: 100%;
  background: var(--color-fg);
  transition: transform 0.35s ease, opacity 0.35s ease;
}

/* 菜单展开后按钮浮在黑色导航层上，线条得反白，不然黑对黑看不见 X */
.burger.is-open .burger__line {
  background: var(--color-bg);
}

.burger.is-open .burger__line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.burger.is-open .burger__line:nth-child(2) {
  opacity: 0;
}
.burger.is-open .burger__line:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ---------- nav overlay ---------- */

.nav-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-fg);
  color: var(--color-bg);
  z-index: 10001;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  transform: translateY(-100%);
  transition: transform 0.5s cubic-bezier(0.76, 0, 0.24, 1);
}

.nav-overlay.is-open {
  transform: translateY(0);
}

.nav-overlay__list {
  list-style: none;
  text-align: center;
}

.nav-overlay__list li {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.3;
}

/* 干掉浏览器默认的蓝色下划线链接样式，hover 时再用品牌蓝提示 */
.nav-overlay__list a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease;
}

.nav-overlay__list a:hover,
.nav-overlay__list a:focus-visible {
  color: var(--color-accent);
}


/* ================================================
   Hero stage：浅色层 + 光标遮罩深色层
   ================================================ */

.hero-stage {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  cursor: none;
}

.s-hero,
.s-scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* ---------- 浅色层：默认可见 ---------- */

.s-hero {
  background: var(--color-bg);
  color: var(--color-fg);
}

.s__center {
  position: absolute;
  left: 0;
  right: 0;
  bottom: clamp(100px, 17vw, 260px);
  display: flex;
  flex-direction: row;
  align-items: baseline;
  justify-content: center;
  gap: clamp(14px, 2.2vw, 36px);
  padding: 0 4vw;
}

.s__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(3rem, 7.5vw, 8rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.s__name--echo {
  color: var(--color-accent);
}

.s__persona {
  margin-top: 0;
  font-family: var(--font-label);
  font-weight: 500;
  font-size: clamp(0.75rem, 1.1vw, 1rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

@media (max-width: 520px) {
  .s__center {
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 0 6vw;
  }
  .s__persona {
    margin-top: 18px;
  }
}

.s__persona--spacer {
  visibility: hidden;
}

.s__catcher {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  padding-bottom: 2.5vw;
  font-family: var(--font-label);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(0.85rem, 1.6vw, 1.3rem);
  text-align: center;
  color: var(--color-muted);
}

/* ---------- 深色层：只在光标遮罩范围内可见 ---------- */

.s-scene {
  background: var(--color-fg);
  color: var(--color-bg);
  /* mask-image 由 js/main.js 逐帧生成（拖尾式显现），这里给一个初始的全隐藏兜底 */
  -webkit-mask-image: radial-gradient(circle 0px at -999px -999px, white 0%, transparent 100%);
  mask-image: radial-gradient(circle 0px at -999px -999px, white 0%, transparent 100%);
  pointer-events: none;
}

.s__title {
  position: absolute;
  top: 3vw;
  left: 3vw;
  right: 3vw;

  display: flex;
  flex-direction: column;
  gap: 0;
}

.s__title__line {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 11vw, 12rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  align-self: flex-start;
}

.s__title__line--center {
  align-self: center;
}

.s__title__line--right {
  align-self: flex-end;
  margin-top: clamp(12px, 2.5vw, 40px);
}

.s__bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding-bottom: 1.5vw;

  display: flex;
  flex-direction: column;
  align-items: center;
}

.s__dreamer {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 11vw, 12rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  text-align: center;
}

.s__word {
  text-align: center;

  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  font-size: clamp(3rem, 11vw, 11rem);
  letter-spacing: 0.02em;

  background-image: linear-gradient(
    100deg,
    var(--color-accent-deep) 20%,
    var(--color-accent) 38%,
    #ffffff 50%,
    var(--color-accent) 62%,
    var(--color-accent-light) 80%
  );
  background-size: 300% 100%;
  background-position: 200% 0;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: word-sweep 3.5s ease-in-out infinite;
}

@keyframes word-sweep {
  0% { background-position: 220% 0; }
  100% { background-position: -120% 0; }
}

/* ---------- 自定义光标 ---------- */

.cursor {
  position: fixed;
  top: -5px;
  left: -5px;
  z-index: 2;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #fff;
  mix-blend-mode: difference;
  transform: translate3d(var(--x, 0), var(--y, 0), 0);
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

/* 放左下角——右下角是悬浮音乐按钮的位置，放一起会被盖住 */
.hero-stage__scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 40px;
  font-family: var(--font-label);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
  z-index: 1;
}

@media (hover: none) {
  .hero-stage { cursor: auto; }
  .cursor { display: none; }
  /* 触屏没有光标，"move your cursor" 提示不成立——光斑会自动巡游 */
  .s__catcher { display: none; }
}

/* ================================================
   Projects：环形 logo 板块
   ================================================ */

/* 内容沉到板块底部而不是垂直居中——积木堆是"落地"的构图，贴着底
   才有站在地上的感觉，居中会显得整体飘在半空、上下都空。 */
.projects {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 7vh 3vw 4vh;
  background: var(--color-bg);
}

.projects__top {
  text-align: center;
  max-width: 46ch;

  opacity: 0;
  transform: translateY(-64px);
  transition: opacity 1.1s ease, transform 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}

.projects.is-revealed .projects__top {
  opacity: 1;
  transform: translateY(0);
}

.projects__eyebrow {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  letter-spacing: -0.02em;
  color: var(--color-fg);
}

/* 点一个 logo，这里出现一句话说明那段经历；不点的时候是提示语 */
.projects__banner {
  margin-top: 10px;
  font-family: var(--font-label);
  font-size: clamp(0.85rem, 1.3vw, 1.05rem);
  color: var(--color-muted);
  transition: opacity 0.2s ease;
}

.projects__banner.is-flash {
  color: var(--color-accent);
}

.projects__banner-title {
  font-weight: 700;
  color: var(--color-fg);
}

/* "积木堆"布局：头像站在中间，7 个 logo 方块像玩具积木一样散落在
   地面上，左右各堆一摞（其中一块骑在下面两块的缝上），一块摆在人物
   脚前——凌乱但有生气，方块全部落地，不悬空。 */
.projects__ring {
  position: relative;
  width: min(94vw, 1200px);
  height: clamp(500px, 76vh, 720px);
}

.projects__avatar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0 auto;
  z-index: 1;
  width: clamp(340px, 54vw, 640px);
  aspect-ratio: 1;
  cursor: pointer;

  opacity: 0;
  transform: scale(0.35);
  transition: opacity 1s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* 不要卡片/边框，就是人物本身浮在页面上——视频背景已经合成成白色，跟
   页面底色一致，所以不铺白底、不裁切、不加阴影，直接整段显示。 */
.projects__avatar-frame {
  position: relative;
  width: 100%;
  height: 100%;
}

.projects.is-revealed .projects__avatar {
  opacity: 1;
  transform: scale(1);
  transition: opacity 1s ease, transform 1s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.projects__avatar.is-poked {
  animation: avatar-poke 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes avatar-poke {
  0% { transform: scale(1) rotate(0deg); }
  40% { transform: scale(0.94) rotate(-2deg); }
  100% { transform: scale(1) rotate(0deg); }
}

/* 头像其实是两个叠在一起的 <video>，切视频的时候用 opacity 交叉淡化，
   不是直接换 src——直接换 src 会有一瞬间没有画面、露出页面白底，看起来
   像"闪白"。两个视频轮流当"台前"（.is-active）和"后台"（提前把下一段
   加载好、播放到能出画面再淡入），交叉的时候两边同时有画面，不会露底。 */
.projects__avatar-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.projects__avatar-img.is-active {
  opacity: 1;
}

/* 旁边飘的小 emoji，跟着中间表情一起换——参考图片里就是这种裸露的
   emoji 贴在头像旁边，不额外套卡片背景。 */
.projects__avatar-badge {
  position: absolute;
  top: 0%;
  left: -6%;
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  line-height: 1;
  filter: drop-shadow(0 6px 10px rgba(10, 10, 10, 0.18));
  pointer-events: none;

  opacity: 0;
  transform: scale(0.3) rotate(-20deg);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  animation: badge-float 4s ease-in-out infinite;
}

.projects.is-revealed .projects__avatar-badge {
  opacity: 1;
  transform: scale(1) rotate(-8deg);
}

.projects__avatar-badge.is-popping {
  animation: badge-pop 0.45s cubic-bezier(0.34, 1.56, 0.64, 1), badge-float 4s ease-in-out infinite 0.45s;
}

@keyframes badge-pop {
  0% { transform: scale(0.3) rotate(-20deg); }
  60% { transform: scale(1.25) rotate(6deg); }
  100% { transform: scale(1) rotate(-8deg); }
}

@keyframes badge-float {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -8px; }
}

/* 头像旁边随机飘的可爱小图标，纯装饰，跟表情徽章是两回事——JS 每隔几秒
   在这层里生成一个，往上飘一段淡出后自己从 DOM 里移除。 */
.projects__float-layer {
  position: absolute;
  inset: -18%;
  pointer-events: none;
  z-index: 3;
}

.projects__float-icon {
  position: absolute;
  transform: translate(-50%, -50%);
  filter: drop-shadow(0 4px 8px rgba(10, 10, 10, 0.12));
  animation: float-icon-drift 3.4s ease-out forwards;
}

@keyframes float-icon-drift {
  0% { opacity: 0; transform: translate(-50%, -50%) translateY(0) scale(0.4) rotate(-10deg); }
  18% { opacity: 1; transform: translate(-50%, -50%) translateY(-8px) scale(1) rotate(4deg); }
  100% {
    opacity: 0;
    transform: translate(calc(-50% + var(--drift-x, 0px)), -50%) translateY(-86px) scale(0.8) rotate(10deg);
  }
}

.projects__node {
  position: absolute;
}

/* 每块积木的落点：bottom 用跟方块尺寸（11.5vw）联动的 clamp，让上层
   那块始终恰好搭在下层块顶上、压出一点重叠。角度故意都不一样，
   要的就是随手堆出来的凌乱感。z-index 都压在头像（z:1）上面——
   头像视频是白底矩形，块要是排到它后面会被整块白底盖掉。 */
.projects__node:nth-of-type(2) { left: 2%;    bottom: 0; z-index: 2; transform: rotate(-7deg); }
.projects__node:nth-of-type(3) { left: 14%;   bottom: 0; z-index: 3; transform: rotate(4deg); }
.projects__node:nth-of-type(4) { left: 7.5%;  bottom: clamp(72px, 10.2vw, 132px); z-index: 4; transform: rotate(-12deg); }
.projects__node:nth-of-type(5) { left: 43%;   bottom: 0; z-index: 3; transform: rotate(6deg); }
.projects__node:nth-of-type(6) { left: 72%;   bottom: 0; z-index: 2; transform: rotate(-5deg); }
.projects__node:nth-of-type(7) { left: 85%;   bottom: 0; z-index: 3; transform: rotate(9deg); }
.projects__node:nth-of-type(8) { left: 79.5%; bottom: clamp(72px, 10.2vw, 132px); z-index: 4; transform: rotate(12deg); }
.projects__node:nth-of-type(9) { left: 55%;   bottom: 0; z-index: 2; transform: rotate(-4deg); }

/* 入场动效：外层 .projects__node 只负责环形定位，不能碰它的 transform，
   所以淡入/上浮动画放在这层内壳上，跟 Skills 卡片是同一个思路。
   气泡的点赞按钮需要是独立的 <button>，不能嵌套在 logo 按钮里面，
   所以这层拆成 .projects__node-btn（logo + 文案，可点）和
   .projects__bubble（气泡，装点赞按钮）两个平级元素。 */
.projects__node-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;

  /* 入场：从屏幕上方掉下来、带一点回弹落进堆里（积木是"掉在地上"的，
     入场也该是掉下来，不是从地里升起来）。translate 是独立属性，
     不跟外层 .projects__node 的 rotate 冲突。 */
  opacity: 0;
  translate: 0 -55vh;
  transition: opacity 0.45s ease, translate 0.9s cubic-bezier(0.34, 1.4, 0.64, 1);
}

.projects.is-revealed .projects__node-inner {
  opacity: 1;
  translate: 0 0;
}

.projects__node-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;

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

/* nth-of-type 从 2 开始数：.projects__avatar 跟 .projects__node 现在都是
   <div>，头像排在最前面，是第 1 个 div，所以六个 node 依次是 2~7。 */
.projects__node:nth-of-type(2) .projects__node-inner { transition-delay: 0.05s; }
.projects__node:nth-of-type(3) .projects__node-inner { transition-delay: 0.11s; }
.projects__node:nth-of-type(4) .projects__node-inner { transition-delay: 0.17s; }
.projects__node:nth-of-type(5) .projects__node-inner { transition-delay: 0.23s; }
.projects__node:nth-of-type(6) .projects__node-inner { transition-delay: 0.29s; }
.projects__node:nth-of-type(7) .projects__node-inner { transition-delay: 0.35s; }
.projects__node:nth-of-type(8) .projects__node-inner { transition-delay: 0.41s; }
.projects__node:nth-of-type(9) .projects__node-inner { transition-delay: 0.47s; }

/* iOS App 图标那种统一大小的圆角方块（squircle），六个 logo 卡片全部
   同一个尺寸/形状，排成环形看起来才像苹果那种整齐的图标网格，而不是
   之前宽窄不一的样子。阴影分两层——一层贴身的小阴影、一层更软更远的
   环境阴影——叠出苹果图标那种轻盈的悬浮感，而不是单层死板的黑影。 */
.projects__node-mark {
  width: clamp(92px, 13vw, 170px);
  height: clamp(92px, 13vw, 170px);
  border-radius: 24%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;

  background: #fff;
  box-shadow: 0 2px 6px rgba(10, 10, 10, 0.08), 0 16px 32px rgba(10, 10, 10, 0.1),
    inset 0 1px 1px rgba(255, 255, 255, 0.7), inset 0 0 0 1px rgba(10, 10, 10, 0.04);

  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}

.projects__node-mark img {
  width: 78%;
  height: 78%;
  object-fit: contain;
}

/* ChatCut / 脉脉这两个 logo 本身就是满版的纯色方块（不是留白的线稿/
   文字标），按 78% 缩小显示会在四周露出一圈卡片底色，看起来像多了层
   边框。这两个直接铺满整张卡片，让 logo 自己的背景色顶到卡片边缘。 */
.projects__node-mark--fill img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 积木堆里常驻文字标签会互相打架，桌面端默认藏起来，悬浮/聚焦时以
   小白药丸的形式从方块上方浮出来。 */
.projects__node-label {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  translate: -50% 6px;
  padding: 5px 12px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 6px 16px rgba(10, 10, 10, 0.14);
  font-family: var(--font-label);
  font-size: clamp(0.75rem, 1vw, 0.9rem);
  color: var(--color-fg);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, translate 0.25s ease;
}

.projects__node-btn:hover .projects__node-label,
.projects__node-btn:focus-visible .projects__node-label {
  opacity: 1;
  translate: -50% 0;
}

/* 悬浮的那块抬到整堆最上层，不然它的药丸标签会被压在上层积木底下 */
.projects__node:hover,
.projects__node:focus-within {
  z-index: 6;
}

/* 点一下 logo，气泡从卡片右上角冒出来说这段经历，做成 iMessage 收到的
   消息气泡那种样子。真正的 iMessage 尾巴不是简单一个小圆点，是气泡轮廓
   本身拐出来的一个带弧度的钩子——标准做法是叠两层伪元素：::before 用
   气泡同色画一个更大的圆角方块顶出尾巴的"胖"形状，::after 用页面背景色
   在它上面盖一刀，啃出那个钩子的弧线。顶部那条横幅说明文字就不需要了，
   同一时间只显示一个气泡，点别的 logo 会先把上一个收起来。 */
.projects__bubble {
  position: absolute;
  top: 0;
  left: 100%;
  transform: translate(-14%, -66%) scale(0.5);
  transform-origin: bottom left;
  width: max-content;
  max-width: 172px;
  padding: 10px 16px;
  border-radius: 20px;
  background: #e5e5ea;
  color: #1c1c1e;
  font-family: var(--font-label);
  font-size: 0.78rem;
  line-height: 1.35;
  text-align: left;
  white-space: normal;
  box-shadow: 0 12px 24px rgba(10, 10, 10, 0.16);
  pointer-events: none;

  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), visibility 0.25s;
  z-index: 5;
}

/* 尾巴改成一张纯色 SVG（背景图），不再用两个方块伪元素互相"啃"出弧线——
   之前那个双伪元素叠色的做法，::after 比 ::before 宽出去的那一截没有
   任何东西盖住，露出一块方形的页面底色，看起来像没抠干净的白块。单张
   SVG 本身就是完整闭合的钩子形状，不存在"漏出一块"的问题。 */
.projects__bubble::before {
  content: '';
  position: absolute;
  left: -8px;
  bottom: -1px;
  width: 20px;
  height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='18' viewBox='0 0 20 18'%3E%3Cpath d='M20 0 C20 10 13 18 0 17 C9 15 12 9 12 0 Z' fill='%23e5e5ea'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
}

.projects__bubble.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-14%, -84%) scale(1);
}

.projects__bubble-title {
  display: block;
  font-weight: 700;
  margin-bottom: 2px;
}

/* 苹果 tapback 点赞气泡：蓝色圆形叠在消息气泡右上角，里面一颗心，
   右下方拖着两个渐小的圆点尾巴——iMessage 长按消息选"❤️"时冒出来的
   那种反应气泡。访客可以点这个给这段经历点赞，状态存在浏览器本地，
   下次回来还记得点过。 */
.projects__bubble-like {
  position: absolute;
  top: -15px;
  right: -15px;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(160deg, #97CDF0, #3A8CC4);
  box-shadow: 0 6px 14px rgba(58, 140, 196, 0.45), inset 0 1px 1px rgba(255, 255, 255, 0.5);
  cursor: pointer;
  pointer-events: auto;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.projects__bubble-like::before {
  content: '';
  position: absolute;
  inset: 0;
  margin: auto;
  width: 15px;
  height: 15px;
  background: rgba(255, 255, 255, 0.75);
  clip-path: path('M7.5 14C7.5 14 0 9.5 0 4.6C0 2.2 1.9 0.5 4.1 0.5C5.5 0.5 6.7 1.2 7.5 2.3C8.3 1.2 9.5 0.5 10.9 0.5C13.1 0.5 15 2.2 15 4.6C15 9.5 7.5 14 7.5 14Z');
  transition: transform 0.2s ease, background 0.2s ease;
}

.projects__bubble-like::after {
  content: '';
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: linear-gradient(160deg, #97CDF0, #3A8CC4);
  right: -7px;
  bottom: -7px;
  box-shadow: 4px 4px 0 -3px #3A8CC4;
}

.projects__bubble-like:hover {
  transform: scale(1.1);
}

.projects__bubble-like.is-liked::before {
  background: linear-gradient(160deg, #ffe1ec, #ff8fb3);
  transform: scale(1.15);
}

.projects__bubble-like.is-popping {
  animation: like-pop 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes like-pop {
  0% { transform: scale(1); }
  45% { transform: scale(1.35) rotate(-8deg); }
  100% { transform: scale(1); }
}

.projects__node-btn:hover .projects__node-mark,
.projects__node-btn:focus-visible .projects__node-mark {
  transform: scale(1.1) translateY(-6px);
  box-shadow: 0 4px 10px rgba(10, 10, 10, 0.1), 0 22px 40px rgba(10, 10, 10, 0.18),
    inset 0 1px 1px rgba(255, 255, 255, 0.7);
}

/* 小屏幕放不下环形——7 个 logo 挤在 130px 半径的下半圈会互相压叠、
   文字被截断。直接放弃环形：头像在上占一整行，logo 退化成 3 列网格。 */
@media (max-width: 640px) {
  .projects__ring {
    width: 94vw;
    height: auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px 6px;
    justify-items: center;
  }

  .projects__avatar {
    position: relative;
    inset: auto;
    grid-column: 1 / -1;
    width: clamp(160px, 52vw, 240px);
    margin: 0 0 6px;
  }

  /* !important 是为了压过桌面端 nth-of-type 落点规则里的 rotate */
  .projects__node {
    position: static;
    transform: none !important;
  }

  .projects__node-mark {
    width: clamp(56px, 16vw, 72px);
    height: clamp(56px, 16vw, 72px);
  }

  /* 网格排得开，标签恢复常驻显示，不做悬浮药丸 */
  .projects__node-label {
    position: static;
    translate: none;
    opacity: 1;
    padding: 0;
    background: none;
    box-shadow: none;
    pointer-events: auto;
    font-size: 0.65rem;
    color: var(--color-muted);
  }
}

/* ================================================
   Skills：Spotify 卡片式 gallery
   ================================================ */

.skills {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10vh 4vw;
  background: var(--color-bg);
  overflow: hidden;
}

/* 拼贴式布局：卡片斜着散落在四周，大标题斜切过中间，
   参考 "Which Major Is for You?" 封面那种倾斜网格 + 大标题的构图。 */
.skills__collage {
  position: relative;
  width: min(94vw, 1120px);
  height: clamp(560px, 82vh, 820px);
}

.skills__title-block {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  pointer-events: none;

  opacity: 0;
  transform: rotate(-6deg) scale(0.55);
  transition: opacity 1s ease, transform 1s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.skills.is-revealed .skills__title-block {
  opacity: 1;
  transform: rotate(-6deg) scale(1);
}

.skills__title-block > * {
  pointer-events: auto;
}

.skills__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(4.5rem, 12vw, 11rem);
  letter-spacing: -0.04em;
  line-height: 0.9;
  color: var(--color-fg);
  text-shadow: 0 12px 30px rgba(10, 10, 10, 0.12);
}

.skills__caption {
  margin-top: 10px;
  font-family: var(--font-label);
  font-weight: 500;
  font-size: clamp(0.8rem, 1.15vw, 1rem);
  letter-spacing: 0.03em;
  color: var(--color-muted);
}

.skills__card {
  position: absolute;
  display: block;
  width: clamp(150px, 18vw, 220px);
  aspect-ratio: 1 / 1.05;
  border-radius: 18px;
  overflow: hidden;
  background: #f2f3f5;
  border: 1.5px dashed var(--color-muted);
  text-decoration: none;
  box-shadow: 0 20px 40px rgba(10, 10, 10, 0.1);

  /* 入场动效放在外层卡片本身（边框/底色/阴影跟着一起飞，不然只有内容飞、
     框先站在原地不动会很怪），translate/scale 是独立属性，跟下面固定倾斜
     用的 transform: rotate() 不冲突，会按 translate → rotate 顺序叠加。
     之前把动画放在 .skills__card-inner 上，又被外层这里的 overflow:hidden
     整个裁掉，等于飞入过程根本不可见，只有落定前最后一点点露出来。 */
  opacity: 0;
  scale: 0.7;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease,
    opacity 0.85s ease, translate 0.85s cubic-bezier(0.16, 1, 0.3, 1), scale 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}

.skills.is-revealed .skills__card {
  opacity: 1;
  translate: 0 0;
  scale: 1;
}

.skills__card--1 { top: 0; left: 1%; transform: rotate(-9deg); z-index: 2; translate: -70vw -40vh; transition-delay: 0.1s; }
.skills__card--2 { top: 3%; right: 2%; transform: rotate(7deg); z-index: 2; translate: 70vw -40vh; transition-delay: 0.18s; }
.skills__card--3 { top: 50%; left: -2%; transform: translateY(-50%) rotate(11deg); z-index: 1; translate: -80vw 0; transition-delay: 0.26s; }
.skills__card--4 { top: 48%; right: -3%; transform: translateY(-50%) rotate(-8deg); z-index: 1; translate: 80vw 0; transition-delay: 0.34s; }
.skills__card--5 { bottom: 0; left: 10%; transform: rotate(6deg); z-index: 2; translate: -70vw 40vh; transition-delay: 0.42s; }
.skills__card--6 { bottom: 1%; right: 8%; transform: rotate(-10deg); z-index: 2; translate: 70vw 40vh; transition-delay: 0.5s; }

.skills__card--1:hover, .skills__card--1:focus-visible { transform: rotate(-9deg) translateY(-8px); }
.skills__card--2:hover, .skills__card--2:focus-visible { transform: rotate(7deg) translateY(-8px); }
.skills__card--3:hover, .skills__card--3:focus-visible { transform: translateY(calc(-50% - 8px)) rotate(11deg); }
.skills__card--4:hover, .skills__card--4:focus-visible { transform: translateY(calc(-50% - 8px)) rotate(-8deg); }
.skills__card--5:hover, .skills__card--5:focus-visible { transform: rotate(6deg) translateY(-8px); }
.skills__card--6:hover, .skills__card--6:focus-visible { transform: rotate(-10deg) translateY(-8px); }

.skills__card-inner {
  position: absolute;
  inset: 0;
}

.skills__card:hover,
.skills__card:focus-visible {
  box-shadow: 0 26px 48px rgba(10, 10, 10, 0.2);
  border-style: solid;
  border-color: var(--color-accent);
  z-index: 4;
}

/* 每张卡片真正的封面照片，铺满整张卡片，字母水印占位图已经不需要了。
   顶部叠一层由深到透明的渐变，保证左上角的分类文字在任何照片上都能看
   清楚，不用挑照片亮暗。 */
.skills__card-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* 渐变遮罩用显式 z-index 卡在照片和文字之间——不能靠"谁在 DOM 后面
   谁盖上面"这种隐式顺序，因为左上角的分类文字（.skills__card-label）
   也是后面的兄弟节点，会被一起盖住。 */
.skills__card-inner::after {
  content: '';
  position: absolute;
  inset: 0;
  height: 40%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), transparent);
  pointer-events: none;
  z-index: 1;
}

.skills__card-label {
  position: absolute;
  top: 14px;
  left: 16px;
  z-index: 2;
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.35);
}

/* Spotify 式的底部信息条：封面小图标 + 标题/副标题 + 播放按钮 */
.skills__card-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: rgba(10, 10, 10, 0.88);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.skills__card-mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: #fff;
}

.skills__card-mark svg {
  width: 18px;
  height: 18px;
}

.skills__card-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}

.skills__card-title {
  color: #fff;
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.skills__card-sub {
  color: #9a9ea6;
  font-family: var(--font-label);
  font-size: 0.72rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.skills__card-play {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background: #fff;
  color: #0a0a0a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  transition: transform 0.2s ease;
}

.skills__card:hover .skills__card-play {
  transform: scale(1.12);
}

/* 当前正在播放器里播的那张卡片：外圈加个蓝色高亮 + 播放键换成实心蓝底、
   放一个跳动的小音符，一眼看出来现在放的是哪个类目。卡片本身有
   overflow:hidden（裁内容用的），box-shadow 画在同一个元素上不受影响，
   所以直接加在 .skills__card 上，不用加在会被裁掉的内层。 */
.skills__card.is-playing-track {
  box-shadow: 0 0 0 3px var(--color-accent), 0 22px 40px rgba(10, 10, 10, 0.28);
}

.skills__card.is-playing-track .skills__card-play {
  background: var(--color-accent);
  color: #fff;
}

.skills__card.is-playing-track .skills__card-play::before {
  content: '♪';
  font-size: 0.75rem;
  animation: player-note-bob 1.2s ease-in-out infinite;
}

.skills__card.is-playing-track .skills__card-play {
  font-size: 0;
}

/* 小屏幕放不下斜切拼贴，退化成正常堆叠：标题在上，卡片按顺序往下排 */
@media (max-width: 760px) {
  .skills {
    padding: 8vh 6vw;
  }

  .skills__collage {
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
  }

  .skills__title-block {
    position: static;
    transform: none;
  }

  .skills__card {
    position: relative;
    width: min(70vw, 280px);
    transform: none !important;
  }

  .skills__card:hover,
  .skills__card:focus-visible {
    transform: translateY(-6px) !important;
  }
}

/* ================================================
   悬浮播放器：右下角常驻一个小圆按钮，点一下才展开播放面板
   （面板收起的同时会暂停），点 Skills 卡片原地切歌
   ================================================ */

.player {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 200;

  opacity: 0;
  transform: scale(0.5);
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.player.is-ready {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.player__fab {
  position: relative;
  width: 52px;
  height: 52px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(160deg, var(--color-accent-light), var(--color-accent-deep));
  box-shadow: 0 14px 28px rgba(105, 179, 231, 0.35), inset 0 1px 1px rgba(255, 255, 255, 0.5);
  color: #fff;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.player__fab:hover {
  transform: scale(1.08);
}

.player__fab-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  opacity: 1;
  transform: scale(1) rotate(0deg);
  transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.player__fab-icon--note {
  animation: player-note-bob 1.6s ease-in-out infinite;
}

.player__fab-icon--stop {
  font-size: 0.85rem;
  opacity: 0;
  transform: scale(0.5) rotate(-45deg);
}

.player.is-open .player__fab-icon--note {
  opacity: 0;
  transform: scale(0.5) rotate(45deg);
}

.player.is-open .player__fab-icon--stop {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

@keyframes player-note-bob {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -3px; }
}

/* 播放面板：默认收起（透明 + 缩小 + 不可交互），点小圆按钮才展开，
   浮在按钮正上方，跟 iOS 那种"点图标弹出小卡片"的手感一致。 */
.player__panel {
  position: absolute;
  right: 0;
  bottom: calc(100% + 14px);
  width: min(88vw, 320px);

  border-radius: 20px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 18px 40px rgba(10, 10, 10, 0.18), inset 0 1px 1px rgba(255, 255, 255, 0.6);
  overflow: hidden;

  opacity: 0;
  visibility: hidden;
  transform-origin: bottom right;
  transform: translateY(10px) scale(0.85);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), visibility 0.3s;
}

.player.is-open .player__panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.player__label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px 4px;
  font-family: var(--font-label);
  font-size: 0.78rem;
  color: var(--color-muted);
}

.player__note {
  color: var(--color-accent);
  font-size: 1rem;
  animation: player-note-bob 1.6s ease-in-out infinite;
}

.player__title {
  font-weight: 700;
  color: var(--color-fg);
}

/* Spotify 的 iFrame API 会把 .player__embed 这个占位 div 整个换成它自己的
   <iframe>（不是往里面塞内容），所以样式要挂在 .player__panel 上直接选
   iframe，选 .player__embed iframe 是选不到的。 */
.player__panel iframe {
  display: block;
  width: 100%;
  border: none;
  line-height: 0;
}

@media (max-width: 640px) {
  .player__panel {
    width: min(88vw, 300px);
    right: -6px;
  }
}

/* ================================================
   Contact：不放明文联系方式，只给一个下载简历按钮
   ================================================ */

.contact {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10vh 3vw;
  background: var(--color-bg);
}

.contact__inner {
  text-align: center;
  max-width: 46ch;

  opacity: 0;
  transform: translateY(36px);
  transition: opacity 1s ease, transform 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.contact.is-revealed .contact__inner {
  opacity: 1;
  transform: translateY(0);
}

.contact__eyebrow {
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 12px;
}

.contact__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.4rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--color-fg);
}

.contact__sub {
  margin-top: 16px;
  font-family: var(--font-label);
  font-size: clamp(0.9rem, 1.3vw, 1.05rem);
  color: var(--color-muted);
}

.contact__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 40px;
}

.contact__resume-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 30px;
  border-radius: 999px;
  background: linear-gradient(160deg, var(--color-accent-light), var(--color-accent-deep));
  color: #fff;
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  box-shadow: 0 14px 30px rgba(105, 179, 231, 0.28), inset 0 1px 1px rgba(255, 255, 255, 0.4);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease;
}

.contact__resume-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 20px 38px rgba(105, 179, 231, 0.34), inset 0 1px 1px rgba(255, 255, 255, 0.5);
}

.contact__resume-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.22);
  font-size: 0.85rem;
  transition: translate 0.25s ease;
}

.contact__resume-btn:hover .contact__resume-icon {
  translate: 0 2px;
}

/* 复制微信/邮箱：跟下载按钮同一形状，但用描边幽灵样式区分主次。
   点击后文字换成"已复制 ✓"，1.6s 后由 JS 把 .is-copied 摘掉换回来。 */
.contact__copy-btn {
  position: relative;
  padding: 16px 26px;
  border: 1.5px solid rgba(10, 10, 10, 0.16);
  border-radius: 999px;
  background: none;
  color: var(--color-fg);
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.25s ease, color 0.25s ease;
}

.contact__copy-btn:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
  color: var(--color-accent-deep);
}

.contact__copy-done {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-deep);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.contact__copy-btn.is-copied .contact__copy-label {
  opacity: 0;
}

.contact__copy-btn.is-copied .contact__copy-done {
  opacity: 1;
}

.contact__copy-label {
  transition: opacity 0.2s ease;
}

/* ================================================
   Footer：一行收尾
   ================================================ */

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  /* 右侧多留一截，给右下角常驻的音乐悬浮按钮让位 */
  padding: 26px clamp(84px, 8vw, 110px) 26px clamp(20px, 4vw, 48px);
  border-top: 1px solid rgba(10, 10, 10, 0.07);
  font-family: var(--font-label);
  font-size: 0.78rem;
  color: var(--color-muted);
}

@media (max-width: 520px) {
  .footer {
    flex-direction: column;
    gap: 6px;
  }
}

/* ================================================
   Project Drawer：侧边抽屉，点 logo 从右滑入
   ================================================ */

.project-drawer {
  position: fixed;
  inset: 0;
  z-index: 600;
  pointer-events: none;
  display: flex;
  align-items: center;
  padding: clamp(16px, 3vw, 40px);
}

.project-drawer--right { justify-content: flex-end; }
.project-drawer--left  { justify-content: flex-start; }

.project-drawer:not([hidden]) {
  pointer-events: auto;
}

.project-drawer__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0);
  transition: background 0.3s ease, backdrop-filter 0.3s ease;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
}

.project-drawer.is-open .project-drawer__backdrop {
  background: rgba(10, 10, 10, 0.16);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* 高度跟着内容走，只设上限——固定高度时文字少的经历下面会拖一大块
   空白，比例很难看。 */
.project-drawer__panel {
  position: relative;
  width: min(300px, 100%);
  max-height: min(76vh, 640px);
  background: #fff;
  border-radius: 24px;
  box-shadow:
    0 4px 16px rgba(10, 10, 10, 0.06),
    0 24px 64px rgba(10, 10, 10, 0.18);
  overflow-y: auto;
  display: flex;
  flex-direction: column;

  opacity: 0;
  transition: opacity 0.28s ease, transform 0.34s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.project-drawer--right .project-drawer__panel {
  transform: translateX(24px) scale(0.93);
}
.project-drawer--left .project-drawer__panel {
  transform: translateX(-24px) scale(0.93);
}

.project-drawer.is-open .project-drawer__panel {
  opacity: 1;
  transform: none;
}

.project-drawer__close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 34px;
  height: 34px;
  border: none;
  background: rgba(10, 10, 10, 0.06);
  border-radius: 50%;
  color: var(--color-fg);
  font-size: 0.75rem;
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
  flex-shrink: 0;
}

.project-drawer__close:hover {
  background: rgba(10, 10, 10, 0.12);
}

/* 图片区域：默认隐藏，有图片时加 .has-img 才显示 */
.project-drawer__img-wrap {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #f2f3f5;
  display: none;
  flex-shrink: 0;
}

.project-drawer__img-wrap.has-img {
  display: block;
}

.project-drawer__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-drawer__img:hover {
  transform: scale(1.03);
}

.project-drawer__body {
  padding: 24px 22px 32px;
  flex: 1;
}

/* 没有配图时正文直接顶到面板顶部，标题旁的点赞按钮会跟右上角的
   关闭 ✕ 叠在一起——多留出关闭按钮那一条的高度。 */
.project-drawer__img-wrap:not(.has-img) + .project-drawer__body {
  padding-top: 64px;
}

.project-drawer__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.project-drawer__meta {
  flex: 1;
  min-width: 0;
}

.project-drawer__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  letter-spacing: -0.02em;
  color: var(--color-fg);
  line-height: 1.1;
}

.project-drawer__role {
  margin-top: 7px;
  font-family: var(--font-label);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

/* 点赞按钮复用气泡心形样式，在抽屉里稍微放大一点 */
.project-drawer__like {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(160deg, var(--color-accent-light), var(--color-accent-deep));
  box-shadow: 0 6px 14px rgba(105, 179, 231, 0.38), inset 0 1px 1px rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  margin-top: 4px;
}

.project-drawer__like::before {
  content: '';
  position: absolute;
  inset: 0;
  margin: auto;
  width: 17px;
  height: 17px;
  background: rgba(255, 255, 255, 0.75);
  clip-path: path('M8.5 16C8.5 16 0 10.8 0 5.2C0 2.5 2.1 0.6 4.6 0.6C6.2 0.6 7.6 1.4 8.5 2.6C9.4 1.4 10.8 0.6 12.4 0.6C14.9 0.6 17 2.5 17 5.2C17 10.8 8.5 16 8.5 16Z');
  transition: transform 0.2s ease, background 0.2s ease;
}

.project-drawer__like:hover {
  transform: scale(1.1);
}

.project-drawer__like.is-liked::before {
  background: linear-gradient(160deg, #ffe1ec, #ff8fb3);
  transform: scale(1.15);
}

.project-drawer__like.is-popping {
  animation: like-pop 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.project-drawer__divider {
  border: none;
  height: 1px;
  background: rgba(10, 10, 10, 0.07);
  margin-bottom: 22px;
}

.project-drawer__desc {
  font-family: var(--font-label);
  font-size: 0.97rem;
  line-height: 1.75;
  color: #3a3f4a;
}