/* ============================================================
   SQ PERSONAL SITE — Japanese Editorial Style
   配色: 米白 / 墨黑 / 暖棕 / 鼠尾草绿
   ============================================================ */

:root {
  --bg: #F5F1E8;
  --ink: #171717;
  --sub: #77736B;
  --line: #D8D3C8;
  --accent: #B86B4B;
  --sage: #6B7565;
  --font-en: "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-cn: "Noto Sans SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", Consolas, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ---------- 排版 ---------- */
.section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 150px 48px 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--sub);
  margin-bottom: 28px;
}

.section-title {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: clamp(2.4rem, 5vw, 4rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 24px;
}

.section-sub {
  color: var(--sub);
  font-size: 15px;
  letter-spacing: 0.02em;
  margin-bottom: 56px;
}

/* ============================================================
   顶部导航
   ============================================================ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}

.site-nav.scrolled {
  background: var(--bg-soft, var(--bg));
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 48px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 1px;
}

.logo-dot { color: var(--accent); }

.nav-links { display: flex; gap: 36px; margin-left: auto; }

.nav-links a {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--ink);
  position: relative;
  padding: 6px 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .45s var(--ease);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-links a.active { color: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  width: 40px; height: 40px;
  cursor: pointer;
  position: relative;
  z-index: 110;
}

.nav-toggle span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--ink);
  margin: 6px auto;
  transition: transform .4s var(--ease), opacity .3s;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { transform: translateY(-7.5px) rotate(-45deg); }

/* 移动端全屏菜单 */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 105;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .45s var(--ease), visibility .45s;
}

.mobile-menu.open { opacity: 1; visibility: visible; }

.mm-nav { display: flex; flex-direction: column; gap: 8px; text-align: center; }

.mm-nav a {
  font-family: var(--font-en);
  font-size: 34px;
  font-weight: 400;
  letter-spacing: 4px;
  padding: 10px 0;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .5s var(--ease), transform .5s var(--ease), color .3s;
}

.mobile-menu.open .mm-nav a { opacity: 1; transform: none; }
.mobile-menu.open .mm-nav a:hover { color: var(--accent); }

.mm-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  vertical-align: super;
  margin-right: 10px;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 48px 60px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -14vw; left: -14vw;
  width: 44vw; height: 44vw;
  border: 1px solid var(--line);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  top: calc(-14vw + 7vw); left: calc(-14vw + 7vw);
  width: 30vw; height: 30vw;
  border: 1px solid rgba(216, 211, 200, 0.55);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 72px;
  align-items: center;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: clamp(6rem, 15vw, 12rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 28px;
}

.hero-line {
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: 0.02em;
  margin-bottom: 14px;
}

.hero-tags {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--sub);
  margin-bottom: 44px;
}

.hero-cta { display: flex; gap: 44px; }

.btn-link {
  font-family: var(--font-en);
  font-size: 14px;
  letter-spacing: 2px;
  padding-bottom: 6px;
  position: relative;
  cursor: pointer;
}

.btn-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--ink);
  transform: scaleX(1);
  transform-origin: left;
  transition: transform .45s var(--ease), background .3s;
}

.btn-link:hover::after { transform: scaleX(0.35); background: var(--accent); }

.btn-link .arrow {
  display: inline-block;
  transition: transform .4s var(--ease);
}

.btn-link:hover .arrow { transform: translateY(4px); }

.hero-photo {
  justify-self: end;
  width: 100%;
  max-width: 560px;
  position: relative;
}

.hero-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  transition: transform 1.2s var(--ease);
}

.hero-photo:hover img { transform: scale(1.02); }

.hero-photo figcaption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--sub);
  margin-top: 14px;
  text-align: right;
}

.hero-side {
  position: absolute;
  right: 28px;
  bottom: 88px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 4px;
  line-height: 2.2;
  color: var(--sub);
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.scroll-word {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--sub);
}

.scroll-line {
  width: 1px;
  height: 44px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: "";
  position: absolute;
  top: -50%;
  left: 0;
  width: 100%; height: 50%;
  background: var(--accent);
  animation: scrollDrop 2.4s var(--ease) infinite;
}

@keyframes scrollDrop {
  0%   { top: -50%; }
  100% { top: 110%; }
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 80px;
  align-items: start;
}

.about-body p {
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 2;
  color: var(--ink);
  margin-bottom: 18px;
}

.about-body em {
  font-style: normal;
  font-family: var(--font-en);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 1px;
}

.about-meta {
  border-top: 1px solid var(--ink);
  padding-top: 26px;
}

.meta-row {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.meta-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--sub);
}

.meta-val {
  font-family: var(--font-en);
  font-size: 15px;
  letter-spacing: 0.5px;
  line-height: 1.7;
}

/* ============================================================
   WORKS
   ============================================================ */
.works-list { margin-top: 40px; }

.work-row {
  display: grid;
  grid-template-columns: 72px 1fr auto 240px;
  gap: 32px;
  align-items: center;
  padding: 34px 8px;
  border-top: 1px solid var(--line);
  transition: padding-left .5s var(--ease), background .5s;
}

.work-row:last-child { border-bottom: 1px solid var(--line); }

.work-row:hover { padding-left: 20px; }

.work-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--sub);
  transition: color .4s, transform .4s var(--ease);
}

.work-row:hover .work-num {
  color: var(--accent);
  transform: translateX(6px);
}

.work-info h3 {
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  margin-bottom: 6px;
  transition: color .4s;
}

.work-row:hover .work-info h3 { color: var(--accent); }

.work-tags {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--sub);
}

.work-year {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--sub);
}

.work-thumb {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
}

.work-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease);
}

.work-row:hover .work-thumb img { transform: scale(1.03); }

.work-view {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 241, 232, 0.82);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--ink);
  opacity: 0;
  transition: opacity .45s var(--ease);
}

.work-row:hover .work-view { opacity: 1; }

/* ============================================================
   SKILLS
   ============================================================ */
.skills-list { margin-top: 40px; }

.skill-row {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 32px;
  align-items: center;
  padding: 30px 8px;
  border-top: 1px solid var(--line);
  transition: padding-left .5s var(--ease);
}

.skill-row:last-child { border-bottom: 1px solid var(--line); }

.skill-row:hover { padding-left: 20px; }

.skill-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--sub);
  transition: color .4s;
}

.skill-row:hover .skill-num { color: var(--accent); }

.skill-info h3 {
  font-family: var(--font-en);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
  transition: color .4s;
}

.skill-row:hover .skill-info h3 { color: var(--sage); }

.skill-info p {
  font-size: 14px;
  color: var(--sub);
  letter-spacing: 0.03em;
}

.skill-arrow {
  font-family: var(--font-en);
  font-size: 20px;
  color: var(--sub);
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity .4s var(--ease), transform .4s var(--ease), color .4s;
}

.skill-row:hover .skill-arrow {
  opacity: 1;
  transform: none;
  color: var(--accent);
}

/* ============================================================
   LIFE — 杂志拼贴
   ============================================================ */
.life-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: minmax(120px, auto);
  gap: 26px;
}

.life-item { position: relative; overflow: hidden; border: 1px solid var(--line); display: block; text-decoration: none; }

.life-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .9s var(--ease);
}

.life-item:hover img { transform: scale(1.03); }

.life-item figcaption {
  position: absolute;
  left: 14px; bottom: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: #fff;
  background: rgba(23, 23, 23, 0.55);
  padding: 3px 10px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}

.life-item:hover figcaption { opacity: 1; transform: none; }

/* 拼贴布局：竖图 + 横图交替 */
.life-item:nth-child(1) { grid-column: span 5; grid-row: span 2; }
.life-item:nth-child(2) { grid-column: span 7; }
.life-item:nth-child(3) { grid-column: span 4; grid-row: span 2; }
.life-item:nth-child(4) { grid-column: span 8; }
.life-item:nth-child(5) { grid-column: span 12; grid-row: span 1; max-height: 380px; }

.life-item:nth-child(2) img { aspect-ratio: 4 / 3; }
.life-item:nth-child(4) img { aspect-ratio: 16 / 10; }
.life-item:nth-child(5) img { aspect-ratio: 21 / 8; }

/* ============================================================
   NOTES
   ============================================================ */
.notes-list { margin-top: 40px; }

.note-row {
  display: grid;
  grid-template-columns: 150px 1fr 40px;
  gap: 28px;
  align-items: baseline;
  padding: 28px 8px;
  border-top: 1px solid var(--line);
  transition: padding-left .5s var(--ease);
}

.note-row:last-child { border-bottom: 1px solid var(--line); }
.note-row:hover { padding-left: 20px; }

.note-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--sub);
  letter-spacing: 1px;
}

.note-title {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: color .4s;
}

.note-row:hover .note-title { color: var(--accent); }

.note-arrow {
  font-family: var(--font-en);
  color: var(--sub);
  transition: transform .4s var(--ease), color .4s;
}

.note-row:hover .note-arrow {
  transform: translateX(6px);
  color: var(--accent);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact { padding-bottom: 150px; }

.contact-title {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: clamp(3rem, 8vw, 6.5rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 40px;
}

.contact-body {
  font-size: clamp(1.3rem, 3vw, 2.1rem);
  line-height: 1.7;
  margin-bottom: 18px;
}

.contact-sub {
  color: var(--sub);
  font-size: 15px;
  margin-bottom: 64px;
}

.contact-name {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: clamp(8rem, 24vw, 18rem);
  line-height: 0.9;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 1px var(--ink);
  margin-bottom: 56px;
  user-select: none;
}

.contact-links {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.contact-links a {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 2px;
  padding-bottom: 6px;
  position: relative;
}

.contact-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--ink);
  transform: scaleX(1);
  transform-origin: left;
  transition: transform .45s var(--ease), background .3s;
}

.contact-links a:hover::after { transform: scaleX(0.3); background: var(--accent); }
.contact-links a:hover { color: var(--accent); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 48px 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
}

.foot-logo {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--ink);
}

.foot-copy {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--sub);
}

/* ============================================================
   滚动淡入动画
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}

.reveal.in { opacity: 1; transform: none; }

/* Hero 内元素错峰入场 */
.hero .reveal.in:nth-child(1) { transition-delay: 0.05s; }
.hero .reveal.in:nth-child(2) { transition-delay: 0.12s; }
.hero .reveal.in:nth-child(3) { transition-delay: 0.19s; }
.hero .reveal.in:nth-child(4) { transition-delay: 0.26s; }
.hero .reveal.in:nth-child(5) { transition-delay: 0.33s; }

/* 减少动态效果偏好：仅当动效开关关闭（data-motion="off"）时生效 */
@media (prefers-reduced-motion: reduce) {
  html:not([data-motion="on"]) *, html:not([data-motion="on"]) *::before, html:not([data-motion="on"]) *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html:not([data-motion="on"]) { scroll-behavior: auto; }
  html:not([data-motion="on"]) .reveal { opacity: 1; transform: none; }
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .hero { padding: 110px 36px 80px; }
  .nav-inner { padding: 0 36px; }
  .section { padding: 120px 36px 0; }
  .site-footer { padding: 36px 36px 56px; }
  .work-row { grid-template-columns: 56px 1fr auto; }
  .work-thumb { display: none; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }

  .hero {
    min-height: auto;
    padding: 120px 24px 90px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .hero-title { font-size: clamp(4.5rem, 20vw, 7rem); }

  .hero-photo {
    justify-self: start;
    max-width: 100%;
  }

  .hero-side { display: none; }

  .section { padding: 110px 24px 0; }
  .site-footer { padding: 32px 24px 48px; flex-direction: column; gap: 12px; align-items: flex-start; }

  .about-grid { grid-template-columns: 1fr; gap: 56px; }

  .work-row {
    grid-template-columns: 44px 1fr;
    gap: 20px;
    padding: 26px 4px;
  }
  .work-year { display: none; }

  .skill-row { grid-template-columns: 44px 1fr; gap: 20px; padding: 24px 4px; }
  .skill-arrow { display: none; }

  .life-grid { gap: 16px; }
  .life-item:nth-child(1) { grid-column: span 6; }
  .life-item:nth-child(2) { grid-column: span 6; }
  .life-item:nth-child(3) { grid-column: span 6; }
  .life-item:nth-child(4) { grid-column: span 6; }
  .life-item:nth-child(5) { grid-column: span 12; max-height: 260px; }

  .note-row { grid-template-columns: 1fr 24px; gap: 8px; }
  .note-date { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .hero { padding: 110px 20px 80px; }
  .section { padding: 96px 20px 0; }
  .site-footer { padding: 28px 20px 44px; }
  .contact-links { gap: 28px; }
  .hero-cta { gap: 28px; }
}

/* ============================================================
   ANIMATION SYSTEM v2 — 全站丝滑动画
   Opening / 差异化入场 / 统一 hover / 光标 / 进度条
   ============================================================ */

:root {
  --duration-fast: 300ms;
  --duration-normal: 500ms;
  --duration-slow: 800ms;
  --duration-image: 1000ms;
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* 旧 .reveal 类已被新动画系统取代（HTML 保留类名仅作兼容） */
.reveal { opacity: 1; transform: none; filter: none; transition: none; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Opening 开场 ---------- */
.opening {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 1s var(--ease-smooth), visibility 0s 1s;
}
.opening.done { transform: translateY(-100%); visibility: hidden; }
/* 二次访问快速版：logo 淡出 + 整层淡出，不锁滚动 */
.opening.skip { transition: opacity .45s ease; }
.opening.skip.fadeout { opacity: 0; pointer-events: none; }

.opening-inner { text-align: center; }

.opening-logo {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: clamp(4rem, 12vw, 8rem);
  line-height: 1;
  letter-spacing: -0.04em;
  display: flex;
  justify-content: center;
  overflow: hidden;
  padding-bottom: 0.1em;
}
.op-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(110%);
  transition: transform .9s var(--ease-smooth), opacity .6s ease;
  transition-delay: calc(var(--i) * 90ms + 180ms);
}
.opening.go .op-char { opacity: 1; transform: translateY(0); }

.opening-words {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--sub);
}
.op-word {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .7s ease, transform .7s var(--ease-smooth);
  transition-delay: calc(var(--i) * 150ms + 560ms);
}
.opening.go .op-word { opacity: 1; transform: none; }

.opening-progress {
  position: absolute;
  left: 0; bottom: 0;
  height: 2px;
  width: 0;
  background: var(--accent);
  transition: width .25s linear;
}

body.opening-lock { overflow: hidden; }

/* ---------- 滚动进度条 ---------- */
.page-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: var(--accent);
  z-index: 400;
  pointer-events: none;
}

/* ---------- 自定义光标 ---------- */
.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 36px; height: 36px;
  margin: -18px 0 0 -18px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 500;
  opacity: 0;
  transition: opacity .4s ease, width .35s var(--ease-smooth), height .35s var(--ease-smooth),
              margin .35s var(--ease-smooth), background .35s ease, border-color .35s ease;
}
.cursor.on { opacity: 1; }
.cursor-dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--ink);
  transition: background .3s ease, opacity .3s ease;
}
.cursor-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--bg);
  opacity: 0;
  transition: opacity .3s ease;
}
.cursor.hover-link { width: 54px; height: 54px; margin: -27px 0 0 -27px; }
.cursor.hover-image {
  width: 76px; height: 76px;
  margin: -38px 0 0 -38px;
  background: rgba(23, 23, 23, 0.88);
  border-color: transparent;
}
.cursor.hover-image .cursor-dot { opacity: 0; }
.cursor.hover-image .cursor-label { opacity: 1; }
/* VIEW 徽章文字固定浅色：徽章底恒为深色 rgba(23,23,23,.88)，原 var(--bg) 在夜间主题下会变深底深字隐形 */
.cursor-label { color: #F5F1E8; }

@media (hover: none), (pointer: coarse) {
  .cursor { display: none; }
  .work-thumb { cursor: pointer; }
}

/* ---------- 图片包装层 ---------- */
.media-wrap {
  position: relative;
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--line);
}
.media-wrap img {
  display: block;
  width: 100%; height: 100%;
  object-fit: cover;
}

/* Life 拼贴：media-wrap 接管 aspect-ratio（img 被 height:100% 后原规则失效） */
.life-item:nth-child(2) .media-wrap { aspect-ratio: 4 / 3; }
.life-item:nth-child(4) .media-wrap { aspect-ratio: 16 / 10; }
.life-item:nth-child(5) .media-wrap { aspect-ratio: 21 / 8; max-height: 380px; }
.work-thumb .media-wrap { aspect-ratio: 4 / 3; }

/* ---------- Hero 入场 ---------- */
.hero-stagger:not(.hero-photo) {
  opacity: 0;
  transform: translateY(30px);
  filter: blur(6px);
  transition: opacity .9s var(--ease-smooth), transform .9s var(--ease-smooth), filter .9s ease;
  transition-delay: var(--d, 0ms);
}
body.loaded .hero-stagger.in:not(.hero-photo) {
  opacity: 1;
  transform: none;
  filter: blur(0);
}

.hero-title { display: inline-flex; overflow: hidden; }
.ht-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(110%);
  transition: transform 1s var(--ease-smooth), opacity .5s ease;
  transition-delay: calc(var(--i) * 85ms + 260ms);
}
body.loaded .ht-char { opacity: 1; transform: translateY(0); }

/* Hero 图片：clip-path 展开 */
.hero-photo.hero-stagger { opacity: 0; transform: none; filter: none; transition: opacity .4s ease; }
body.loaded .hero-photo.hero-stagger.in { opacity: 1; }
.hero-photo .media-wrap {
  aspect-ratio: 4 / 3;
  clip-path: inset(9%);
  transform: scale(1.06);
  transition: clip-path 1.2s var(--ease-smooth), transform 1.3s var(--ease-smooth);
}
body.loaded .hero-photo.hero-stagger.in .media-wrap {
  clip-path: inset(0);
  transform: scale(1);
}

.hero-scroll, .hero-side {
  opacity: 0;
  transition: opacity 1.2s ease 1s;
}
body.loaded .hero-scroll, body.loaded .hero-side { opacity: 1; }

/* ---------- 差异化入场 ---------- */
.reveal-label {
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity .7s var(--ease-smooth), transform .7s var(--ease-smooth);
}
.reveal-label.in { opacity: 1; transform: none; }

.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  filter: blur(4px);
  transition: opacity .8s var(--ease-smooth), transform .8s var(--ease-smooth), filter .8s ease;
}
.reveal-left.in { opacity: 1; transform: none; filter: blur(0); }

.reveal-up {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s var(--ease-smooth), transform .7s var(--ease-smooth);
  transition-delay: var(--d, 0ms);
}
.reveal-up.in { opacity: 1; transform: none; }

.reveal-row {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s var(--ease-smooth), transform .8s var(--ease-smooth);
  transition-delay: var(--d, 0ms);
}
.reveal-row.in { opacity: 1; transform: none; }
/* Skills 行从左侧进入 */
#skills .reveal-row { transform: translateX(-30px); }
#skills .reveal-row.in { transform: none; }

/* Life 图片 clip-path 展开（方向各异） */
.reveal-media { opacity: 0; transition: opacity .4s ease; }
.reveal-media .media-wrap {
  clip-path: inset(0 0 100% 0);
  transform: scale(1.04);
  transition: clip-path 1.1s var(--ease-smooth), transform 1.2s var(--ease-smooth);
}
.reveal-media[data-dir="left"] .media-wrap { clip-path: inset(0 100% 0 0); }
.reveal-media[data-dir="right"] .media-wrap { clip-path: inset(0 0 0 100%); }
.reveal-media.in { opacity: 1; }
.reveal-media.in .media-wrap { clip-path: inset(0); transform: scale(1); }

/* Contact 巨型 SQ */
.reveal-sq {
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 1.2s var(--ease-smooth), transform 1.2s var(--ease-smooth);
}
.reveal-sq.in { opacity: 1; transform: none; }

/* ---------- 导航 hover 升级 ---------- */
.nav-links a {
  transition: color .35s ease, transform .35s var(--ease-smooth);
}
.nav-links a:hover { transform: translateY(-2px); }

/* ---------- Work hover 阶段化（timing 统一） ---------- */
.work-row {
  transition: padding-left .55s var(--ease-smooth), background .55s ease;
}
.work-row .work-num {
  transition: color .45s ease .05s, transform .45s var(--ease-smooth) .05s;
}
.work-row .work-info h3 { transition: color .45s ease .1s; }
.work-row .media-wrap img { transition: transform 1s var(--ease-smooth); }
.work-row:hover .media-wrap img { transform: scale(1.05); }
.work-row .work-view { transition: opacity .5s var(--ease-smooth) .12s; }

/* Work 缩略图鼠标跟随 parallax 动画层 */
.work-thumb .media-wrap { will-change: transform; }
.work-thumb .parallax-img { transition: transform 1.2s var(--ease-smooth); }

/* ---------- Life hover 升级 ---------- */
.life-item .media-wrap img {
  transition: transform 1.1s var(--ease-smooth), filter .6s ease;
}
.life-item:hover .media-wrap img { transform: scale(1.06); filter: brightness(1.06); }

/* ---------- Notes hover：底部 accent 线条 ---------- */
.note-row { position: relative; }
.note-row::after {
  content: "";
  position: absolute;
  left: 0; bottom: -1px;
  height: 1px;
  width: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .55s var(--ease-smooth);
}
.note-row:hover::after { transform: scaleX(1); }
.note-row .note-date { transition: color .4s ease .05s; }
.note-row:hover .note-date { color: var(--accent); }

/* ---------- 巨型 SQ hover：描边变暖棕 ---------- */
.contact-name {
  transition: -webkit-text-stroke-color .8s ease, color .8s ease;
}
.contact-name:hover {
  -webkit-text-stroke-color: var(--accent);
}

/* ---------- 移动端菜单 stagger ---------- */
.mobile-menu.open .mm-nav a { transition-delay: var(--d, 0ms); }
.mobile-menu:not(.open) .mm-nav a { transition-delay: 0ms; }

/* ---------- 减少动态效果：仅当动效开关关闭时生效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html:not([data-motion="on"]) .opening { display: none; }
  html:not([data-motion="on"]) .cursor { display: none; }
  html:not([data-motion="on"]) .page-progress { display: none; }
  html:not([data-motion="on"]) .hero-stagger:not(.hero-photo), html:not([data-motion="on"]) .ht-char,
  html:not([data-motion="on"]) .reveal-label, html:not([data-motion="on"]) .reveal-left,
  html:not([data-motion="on"]) .reveal-up, html:not([data-motion="on"]) .reveal-row,
  html:not([data-motion="on"]) .reveal-media, html:not([data-motion="on"]) .reveal-sq {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
  }
  html:not([data-motion="on"]) .reveal-media .media-wrap,
  html:not([data-motion="on"]) .hero-photo .media-wrap { clip-path: none !important; transform: none !important; }
}

/* ---------- 页脚动效开关 ---------- */
.motion-toggle {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--sub);
  background: none;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 5px 14px;
  cursor: pointer;
  transition: color .35s ease, border-color .35s ease;
}
.motion-toggle:hover { color: var(--accent); border-color: var(--accent); }
.site-footer { gap: 12px; }

/* ============================================================
   笔记系统（方案 B）
   ============================================================ */
.notes-empty {
  color: var(--sub);
  font-size: 14px;
  padding: 30px 8px;
  border-top: 1px solid var(--line);
}

.note-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--accent);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1px 9px;
  margin-left: 10px;
  vertical-align: 1px;
}


/* ============================================================
   LIFE v2 — 生活动态（Life Posts）
   ============================================================ */
.life-more {
  position: absolute; right: 12px; bottom: 12px;
  background: rgba(23,23,23,.72); color: #fff;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 1px;
  padding: 3px 12px; border-radius: 14px;
}
/* 网格：杂志错落（由上方 .life-item:nth-child 规则驱动） */
#lifeGrid.life-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 26px; }
@media (max-width: 768px) {
  .life-item:nth-child(n) { grid-column: span 12; grid-row: auto; max-height: none; }
  .life-grid { gap: 18px; }
}
/* 首页“查看全部”统一为杂志风文字链接 */
.hub-more-link{display:inline-flex;align-items:center;gap:12px;margin-top:32px;padding:0 0 8px;color:var(--ink);font:500 11px var(--font-mono);letter-spacing:2px;text-transform:uppercase;border-bottom:1px solid var(--line);transition:color .35s ease,border-color .35s ease,transform .35s ease}.hub-more-link::after{content:'↗';font-size:14px;color:var(--accent);transition:transform .35s ease}.hub-more-link:hover{color:var(--accent);border-color:var(--accent);transform:translateX(4px)}.hub-more-link:hover::after{transform:translate(3px,-3px)}

/* ---------- 页面转场：右侧覆盖 / 左侧揭开 ---------- */
.page-transition {
  position: fixed;
  inset: 0;
  z-index: 1000;
  overflow: hidden;
  pointer-events: none;
  visibility: hidden;
}

.page-transition-panel {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  background: var(--bg);
  color: var(--ink);
  transform: translateX(101%);
  transition: transform .62s var(--ease-smooth);
  border-left: 1px solid var(--accent);
}

.page-transition-panel::after {
  content: "";
  position: absolute;
  top: 0;
  left: 12vw;
  width: 1px;
  height: 100%;
  background: var(--accent);
  opacity: .45;
}

.page-transition-kicker,
.page-transition-label {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
}

.page-transition-kicker {
  color: var(--accent);
  font-size: 11px;
  letter-spacing: 3px;
}

.page-transition-label {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 5vw, 4.5rem);
  font-weight: 500;
  letter-spacing: .05em;
  line-height: 1;
  transition: opacity .35s ease, transform .55s var(--ease-smooth);
}

.page-transition.is-covering,
.page-transition.is-incoming {
  visibility: visible;
}

.page-transition.is-covering .page-transition-panel,
.page-transition.is-incoming .page-transition-panel {
  transform: translateX(0);
}

.page-transition.is-covering .page-transition-label,
.page-transition.is-incoming .page-transition-label {
  opacity: 1;
  transform: none;
}

.page-transition.is-revealing {
  visibility: visible;
}

.page-transition.is-revealing .page-transition-panel {
  transform: translateX(-101%);
}

.page-transition.is-revealing .page-transition-label,
.page-transition.is-revealing .page-transition-kicker {
  opacity: 0;
  transform: translateY(-10px);
}

/* ============================================================
   日/夜主题切换按钮（前台）
   ============================================================ */
.theme-switch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  border-radius: 50%;
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  margin-left: 30px;
  transition: color .35s, border-color .35s, background .35s, transform .3s var(--ease);
}
.theme-switch:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.theme-switch svg { position: absolute; transition: opacity .4s, transform .4s var(--ease); }
.theme-switch .ts-sun { opacity: 1; transform: rotate(0) scale(1); }
.theme-switch .ts-moon { opacity: 0; transform: rotate(-40deg) scale(.6); }
html.is-dark .theme-switch .ts-sun { opacity: 0; transform: rotate(40deg) scale(.6); }
html.is-dark .theme-switch .ts-moon { opacity: 1; transform: rotate(0) scale(1); }
.theme-switch.auto-mode::after {
  content: "";
  position: absolute;
  bottom: 3px; right: 3px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
}
html.is-dark .theme-switch { border-color: var(--line); }
@media (max-width: 860px) {
  .theme-switch { width: 36px; height: 36px; margin-left: 14px; margin-right: 6px; }
}