style.css

/* ===== 主题变量 ===== */
:root,
[data-theme="dark"] {
  color-scheme: dark;
  --bg-base: #0d0f14;
  /* 底层/叠层是固定常量，靠叠层 opacity 交叉淡入，不随 [data-theme] 变化 */
  --bg-grad: linear-gradient(180deg, #000000 0%, #33363e 100%);
  --bg-grad-overlay: linear-gradient(180deg, #ffffff 0%, #a9aeb9 100%);
  --island-bg: rgba(15, 17, 22, 0.72);
  --island-shadow: 0 12px 36px rgba(0, 0, 0, 0.55);
  --border: rgba(255, 255, 255, 0.14);
  --text: #ffffff;
  --text-mid: #cfd3db;
  --text-dim: #9aa1b0;
  /* 头像光晕同样是固定双层常量，靠叠层 opacity 交叉淡入 */
  --halo: rgba(190, 195, 205, 0.30);
  --halo-overlay: rgba(70, 74, 84, 0.22);
  --avatar-border: rgba(210, 214, 224, 0.55);
  --avatar-glow: 0 0 46px rgba(200, 204, 214, 0.38), 0 18px 44px rgba(0, 0, 0, 0.5);
  --status-dot: #b7bcc6;
  --divider: rgba(255, 255, 255, 0.16);
  --work-card-bg: rgba(255, 255, 255, 0.04);
  --card-shadow-hover: 0 16px 40px rgba(0, 0, 0, 0.55);
  --btn-solid-bg: #f2f3f5;
  --btn-solid-text: #0b0c10;
}

[data-theme="light"] {
  color-scheme: light;
  --bg-base: #c9ccd4;
  --island-bg: rgba(255, 255, 255, 0.72);
  --island-shadow: 0 12px 36px rgba(40, 44, 52, 0.28);
  --border: rgba(0, 0, 0, 0.14);
  --text: #0b0c10;
  --text-mid: #33373f;
  --text-dim: #4d525c;
  --avatar-border: rgba(60, 64, 72, 0.45);
  --avatar-glow: 0 0 46px rgba(90, 94, 104, 0.45), 0 18px 44px rgba(40, 44, 52, 0.25);
  --status-dot: #5c616b;
  --divider: rgba(0, 0, 0, 0.18);
  --work-card-bg: rgba(255, 255, 255, 0.5);
  --card-shadow-hover: 0 12px 28px rgba(40, 44, 52, 0.18);
  --btn-solid-bg: #101216;
  --btn-solid-text: #ffffff;
}

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

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  background-color: var(--bg-base);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: 96px;
}

/* 背景渐变双层交叉淡入，主题切换时平滑过渡 */
.bg-fx {
  position: fixed;
  inset: 0;
  z-index: -2;
  background: var(--bg-grad);
}

.bg-fx::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--bg-grad-overlay);
  opacity: 0;
  transition: opacity 1.1s ease;
}

[data-theme="light"] .bg-fx::after {
  opacity: 1;
}

/* 雪花画布 */
.snow-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
  pointer-events: none;
}

/* 主题切换时的全局加长过渡（由 script.js 临时挂载 1.1 秒）。
   :where() 特异性为 0，整条选择器为 (0,1,1)，可覆盖 .theme-toggle / .work-card 等 (0,1,0) 自身规则，
   因此无需 !important —— 用 !important 的简写反而会把 transform/opacity 过渡一并清掉。 */
html.theme-animating :where(body, body *) {
  transition: color 1.1s ease, background-color 1.1s ease, border-color 1.1s ease,
    box-shadow 1.1s ease, opacity 1.1s ease, transform 0.2s ease;
}

/* 上面那条通配规则会命中 .pages-track，把翻屏过渡从 0.58s 压成 0.2s。
   换肤期间也要保持原来的滑动节奏，所以在这里单独还原（拖拽时的 transition: none 优先级更高）。 */
html.theme-animating .pages-track:not(.dragging) {
  transition: transform 0.58s cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ===== 灵动岛导航 ===== */
.island {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 9px 10px 9px 10px;
  border-radius: 999px;
  background: var(--island-bg);
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--island-shadow);
  white-space: nowrap;
  transition: background 0.3s ease, border-color 0.3s ease;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.5px;
  text-decoration: none;
}

.logo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text);
  box-shadow: 0 0 8px var(--text-dim);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 15px;
  cursor: pointer;
  padding: 2px 0;
  border-bottom: 1px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.nav-link:hover {
  color: var(--text);
}

.nav-link.active {
  color: var(--text);
  border-bottom-color: var(--text);
}

/* ===== 单页三屏滑动 ===== */
.pages-viewport {
  flex: 1;
  width: 100%;
  /* 只在横向裁剪；纵向交给窗口滚动，避免出现多余的滚动容器 */
  overflow-x: hidden;
  overflow-y: visible;
  overscroll-behavior-x: contain;
  /* 纵向滚动交给浏览器，横向手势由脚本接管 */
  touch-action: pan-y;
}

/* 用 clip 规避 overflow 单轴 visible 被强制计算成 auto 的陷阱：
   规范规定 overflow-x 与 overflow-y 中一个为 visible、另一个不为 visible 时，
   visible 会被计算成 auto，从而意外产生纵向滚动容器。clip 不在该转换之列。 */
@supports (overflow: clip) {
  .pages-viewport {
    overflow-x: clip;
  }
}

/* 老浏览器（Safari ≤15 等不支持 overflow: clip）的回退 */
@supports not (overflow: clip) {
  .pages-viewport {
    overflow-y: clip;
  }
}

.pages-track {
  display: flex;
  width: 100%;
  transition: transform 0.58s cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* 拖动过程中跟手，不要过渡动画；只有拖动时才提升为常驻合成层 */
.pages-track.dragging {
  will-change: transform;
  transition: none;
}

.page {
  flex: 0 0 100%;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.swipe-hint {
  text-align: center;
  font-size: 12.5px;
  color: var(--text-dim);
  padding: 0 24px 34px;
  opacity: 0.75;
  user-select: none;
}

/* ===== 关于页 ===== */
.about {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 24px 60px;
}

.about-p {
  margin-top: 18px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-mid);
}

.theme-toggle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.theme-toggle:hover {
  border-color: var(--text-dim);
  transform: rotate(15deg);
}

[data-theme="dark"] .icon-moon {
  display: none;
}

[data-theme="light"] .icon-sun {
  display: none;
}

/* ===== 主区 ===== */
.hero {
  flex: 1;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 60px 24px 60px;
  display: flex;
  align-items: center;
  gap: clamp(28px, 6vw, 72px);
}

/* 光晕改用两层固定图层交叉淡入：radial-gradient 无法插值，直接换变量会在切主题时闪一下 */
.avatar-wrap {
  position: relative;
  flex-shrink: 0;
  padding: 26px;
  border-radius: 50%;
}

.avatar-wrap::before,
.avatar-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  pointer-events: none;
  transition: opacity 1.1s ease;
}

.avatar-wrap::before {
  background: radial-gradient(circle, var(--halo) 0%, transparent 70%);
}

.avatar-wrap::after {
  background: radial-gradient(circle, var(--halo-overlay) 0%, transparent 70%);
  opacity: 0;
}

[data-theme="light"] .avatar-wrap::after {
  opacity: 1;
}

.avatar {
  position: relative;
  z-index: 1;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 1px solid var(--avatar-border);
  box-shadow: var(--avatar-glow);
  transition: box-shadow 0.3s ease;
}

.intro {
  max-width: 480px;
  animation: rise 0.6s ease both;
}

.name {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1.2;
  color: var(--text);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--divider);
}

.tagline {
  margin-top: 20px;
  font-size: 18px;
  color: var(--text-mid);
}

.bio {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.status {
  margin-top: 14px;
  font-size: 14px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--status-dot);
  box-shadow: 0 0 6px var(--status-dot);
  animation: blink 2s infinite;
}

/* ===== 页脚 ===== */
.footer {
  text-align: center;
  padding: 24px;
  font-size: 13px;
  color: var(--text-dim);
  border-top: 1px solid var(--divider);
}

/* ===== 动画 ===== */
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ===== 响应式 ===== */
/* 纵向布局断点提到 880px：681–851px 区间横向排列会把介绍区压到仅约 309px 宽，
   比 680px 以下的纵向布局更难看 */
@media (max-width: 880px) {
  .hero {
    flex-direction: column;
    text-align: center;
    gap: 24px;
    padding-top: 24px;
  }

  .avatar-wrap {
    padding: 18px;
  }

  .avatar {
    width: 170px;
    height: 170px;
  }

  .name {
    font-size: 38px;
  }

  .status {
    justify-content: center;
  }
}

/* ===== 作品列表页 ===== */
.works {
  flex: 1;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 24px 60px;
}

.works-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 1px;
}

.works-sub {
  margin-top: 8px;
  font-size: 14px;
  color: var(--text-dim);
}

.works-grid {
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

/* 1fr 实为 minmax(auto, 1fr)，列宽受 item 的 min-content 约束；置 0 才不会因长名字撑开列 */
.works-grid > * {
  min-width: 0;
}

.works-loading {
  grid-column: 1 / -1;
  padding: 60px 0;
  text-align: center;
  color: var(--text-dim);
  font-size: 15px;
}

.work-card {
  display: block;
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  background: var(--work-card-bg);
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease,
    color 0.4s ease, background-color 0.4s ease;
}

.work-card:hover {
  transform: translateY(-4px);
  border-color: var(--text-dim);
  box-shadow: var(--card-shadow-hover);
}

.work-card-img {
  height: 190px;
  overflow: hidden;
  border-bottom: 1px solid var(--divider);
}

.work-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.work-card:hover .work-card-img img {
  transform: scale(1.04);
}

.work-card-body {
  padding: 16px 18px 18px;
}

/* 不显示背景图时，卡片变成纯文字块，留白更舒展 */
.work-card.no-image .work-card-body {
  padding: 22px 24px 24px;
}

.work-card.no-image .work-card-name {
  font-size: 18px;
}

.work-card.no-image .work-card-desc {
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

.work-card-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  overflow-wrap: anywhere;
}

.work-card-desc {
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text-dim);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== 单个作品页 ===== */
.work-page {
  flex: 1;
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 24px 60px;
}

.back-link {
  display: inline-block;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: var(--text);
}

.work-hero {
  margin-top: 20px;
  height: 280px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--work-card-bg);
}

.work-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.work-name {
  margin-top: 26px;
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  word-break: break-all;
}

.work-desc {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-mid);
}

.work-meta {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.meta-chip {
  font-size: 12.5px;
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-dim);
}

.work-section-title {
  margin-top: 40px;
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--divider);
}

.dl-buttons {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid var(--border);
  color: var(--text);
  transition: border-color 0.2s ease, transform 0.15s ease, color 0.4s ease,
    background-color 0.4s ease;
}

.dl-btn:hover {
  border-color: var(--text-dim);
  transform: translateY(-2px);
}

.dl-btn.primary {
  background: var(--btn-solid-bg);
  color: var(--btn-solid-text);
  border-color: transparent;
  font-weight: 600;
}

.release {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

.release-head {
  padding: 14px 18px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--divider);
}

.release-name {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--text);
}

.release-date {
  font-size: 13px;
  color: var(--text-dim);
}

.release-body {
  padding: 14px 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-mid);
  white-space: pre-wrap;
  word-break: break-word;
}

.release-body a {
  color: var(--text);
  word-break: break-all;
}

.release-empty {
  margin-top: 18px;
  padding: 22px;
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
  border: 1px dashed var(--border);
  border-radius: 14px;
}

/* ===== 响应式补充 =====
   全站 680px 断点集中在此（原先在文件前部还有一份，会位于 .works-*/.work-* 基础规则之前，
   将来往其中加覆盖会静默失效），合并后保持各组规则的相对先后顺序 */
@media (max-width: 680px) {
  body {
    padding-top: 84px;
  }

  .island {
    top: 12px;
    gap: 10px;
    padding: 6px 6px 6px 8px;
    max-width: calc(100vw - 20px);
  }

  .logo {
    font-size: 13px;
    padding: 6px 12px;
  }

  .nav-links {
    gap: 12px;
  }

  .nav-link {
    font-size: 13px;
  }

  .theme-toggle {
    width: 34px;
    height: 34px;
  }

  .works-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .works-title {
    font-size: 28px;
  }

  .work-hero {
    height: 190px;
  }

  .work-name {
    font-size: 26px;
  }
}

/* 320px 超窄屏：岛是 nowrap 且 max-width: calc(100vw - 20px)，再收紧一档避免溢出横向滚动条 */
@media (max-width: 380px) {
  .island {
    gap: 6px;
    padding: 5px 5px 5px 7px;
  }

  .logo {
    font-size: 12px;
    padding: 5px 9px;
    letter-spacing: 0;
  }

  .nav-links {
    gap: 8px;
  }

  .nav-link {
    font-size: 12px;
  }

  .theme-toggle {
    width: 30px;
    height: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro {
    animation: none;
  }

  .status-dot {
    animation: none;
  }

  .pages-track {
    transition: none;
  }

  html.theme-animating :where(body, body *) {
    transition-duration: 0.01s;
  }
}