/* ============================================================
   Lok Hui — minimal
   ============================================================ */

:root{
  --bg:#0b0b0b;
  --fg:#e9e8e6;
  --dim:#8a8782;
  --faint:#5a5854;
  --line:#222120;
  --ease:cubic-bezier(.22,.61,.36,1);
  --gutter:clamp(20px,4.2vw,56px);
  --sans:"Helvetica Neue",Inter,-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--fg);
  font-family:var(--sans);
  font-size:15px;line-height:1.5;
  -webkit-font-smoothing:antialiased;
  font-kerning:normal;
}
img{display:block;max-width:100%;-webkit-user-drag:none}
a{color:inherit;text-decoration:none}
button{background:none;border:0;color:inherit;font:inherit;cursor:pointer}
::selection{background:#e9e8e6;color:#0b0b0b}
.sl{color:var(--faint);margin:0 6px;font-size:10px;vertical-align:middle}
body.locked{overflow:hidden}

/* ------------------------------------------------ 顶栏 */

.bar{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px var(--gutter);
  mix-blend-mode:difference;
  pointer-events:none;
}
.bar > *{pointer-events:auto}
.who{font-size:13px;letter-spacing:.16em;text-transform:uppercase}
.back{
  font-size:17px;line-height:1;padding:6px 8px 6px 0;
  color:var(--dim);transition:color .3s;
}
.back:hover{color:var(--fg)}
.bar-r{display:flex;align-items:center;gap:26px}
.lang{display:flex;align-items:center;font-size:11px;letter-spacing:.1em}
.lang button{padding:2px 3px;color:var(--faint);transition:color .3s}
.lang button:hover{color:var(--dim)}
.lang button.on{color:var(--fg)}
.menu{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);transition:color .3s}
.menu:hover{color:var(--fg)}

/* ------------------------------------------------ 首页 */

.page-home{
  min-height:100svh;
  display:flex;flex-direction:column;
}
.home{
  position:relative;z-index:2;
  flex:1;
  display:flex;flex-direction:column;justify-content:center;
  padding:120px var(--gutter) 40px;
}
.role{
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim);
  margin-bottom:clamp(40px,7vh,76px);
}

.plist ul{list-style:none}
.plist li + li{margin-top:clamp(6px,1.1vh,14px)}
.prow{
  display:flex;align-items:baseline;gap:14px;
  padding:10px 0;
  transition:opacity .4s var(--ease),transform .5s var(--ease);
  opacity:.62;
}
.prow:hover{opacity:1;transform:translateX(4px)}
.ptitle{
  font-size:clamp(24px,3.9vw,46px);
  font-weight:300;
  letter-spacing:-.015em;
  line-height:1.18;
}
.pyear{
  margin-left:auto;
  font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--faint);
  white-space:nowrap;
  font-variant-numeric:tabular-nums;
}

.foot{
  position:relative;z-index:2;
  padding:0 var(--gutter) 30px;
}
.origin{font-size:11px;letter-spacing:.1em;color:var(--faint)}
.foot .origin a{border-bottom:1px solid transparent;transition:border-color .3s,color .3s}
.foot .origin a:hover{color:var(--fg);border-color:var(--line)}

.bg{
  position:fixed;inset:0;z-index:1;
  background-size:cover;background-position:center;
  filter:brightness(.5) saturate(.85);
  opacity:0;
  transition:opacity .9s var(--ease);
  pointer-events:none;
}

/* ------------------------------------------------ 项目页（竖向叙事） */

.page-project{padding-bottom:clamp(60px,12vh,140px)}
.proj{
  max-width:min(880px,90vw);
  margin:0 auto;
  padding:clamp(110px,15vh,168px) 0 0;
}
.phead{margin-bottom:clamp(54px,9vh,100px)}
.ptitle-lg{
  font-size:clamp(28px,4.2vw,50px);
  font-weight:300;letter-spacing:-.02em;line-height:1.14;
}
.pmeta{
  margin-top:15px;
  font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--faint);
  font-variant-numeric:tabular-nums;
}
.pnote{
  margin-top:clamp(26px,4vh,44px);
  font-size:15px;line-height:1.95;
  color:#c9c7c4;max-width:56ch;
}

.seq{display:block}
.shot{
  margin-bottom:clamp(44px,8vh,96px);
  opacity:0;transform:translateY(14px);
  transition:opacity 1s var(--ease),transform 1s var(--ease);
}
.shot.in{opacity:1;transform:none}
.shot img{
  width:100%;height:auto;background:#121212;
  cursor:zoom-in;
}
.fcap{margin-top:14px}
.ftext{font-size:11.5px;line-height:1.75;color:var(--dim)}
.fmeta{
  font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--faint);margin-left:.7em;
  font-variant-numeric:tabular-nums;
}
.fmeta-solo{margin-left:0}

/* 正文序列（照片未发布时，项目文字先行） */
.texts{
  list-style:none;margin:0 0 clamp(60px,10vh,110px);padding:0;
  max-width:56ch;
}
.tx{
  margin-bottom:clamp(14px,2.1vh,22px);
  opacity:0;transform:translateY(12px);
  transition:opacity .9s var(--ease),transform .9s var(--ease);
}
.tx.in{opacity:1;transform:none}
.tt{font-size:13.5px;line-height:1.8;color:#c9c7c4}
.tm{
  margin-top:5px;
  font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--faint);font-variant-numeric:tabular-nums;
}
.tx-lead{margin-bottom:clamp(30px,4.5vh,48px)}
.tx-lead .tt{
  font-size:clamp(18px,2.2vw,22px);
  line-height:1.72;color:var(--fg);letter-spacing:-.012em;
}

.soon{
  margin-top:clamp(40px,8vh,80px);
  font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--faint);
}

/* ------------------------------------------------ 全屏看图 */

.ovl{
  position:fixed;inset:0;z-index:100;background:#0b0b0b;
  display:flex;align-items:center;justify-content:center;
  padding:clamp(44px,6vh,80px) clamp(16px,4vw,80px);
  opacity:0;visibility:hidden;
  transition:opacity .35s var(--ease),visibility 0s linear .35s;
}
.ovl.on{opacity:1;visibility:visible;transition:opacity .35s var(--ease)}
.ovl-body{width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.ovl-body img{
  max-width:100%;max-height:100%;width:auto;height:auto;
  object-fit:contain;
}
.ovl-x{
  position:fixed;top:14px;right:var(--gutter);z-index:102;
  font-size:22px;line-height:1;color:var(--dim);padding:10px;
  transition:color .3s;
}
.ovl-x:hover{color:var(--fg)}
.ovl-n{
  position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:102;
  font-size:10px;letter-spacing:.16em;color:var(--faint);
  font-variant-numeric:tabular-nums;
}
.ovl-n b{color:var(--fg);font-weight:500}
.ovl-arrow{
  position:fixed;top:50%;transform:translateY(-50%);z-index:102;
  width:64px;height:120px;
  display:flex;align-items:center;justify-content:center;
  font-size:30px;font-weight:200;
  color:rgba(255,255,255,.28);transition:color .3s;
  pointer-events:auto;
}
.ovl-arrow:hover{color:rgba(255,255,255,.95)}
.ovl-prev{left:0}
.ovl-next{right:0}

/* ------------------------------------------------ 关于 */

.page-about{min-height:100svh}
.about{
  max-width:min(700px,88vw);
  margin:0 auto;
  padding:clamp(120px,18vh,190px) 0 90px;
}
.arole{
  font-size:clamp(26px,3.6vw,42px);
  font-weight:300;letter-spacing:-.02em;line-height:1.2;
}
.abio{margin-top:clamp(40px,7vh,68px)}
.abio p{
  font-size:15px;line-height:1.95;color:#c9c7c4;
  margin-bottom:22px;max-width:58ch;
}
.mail{margin-top:26px;font-size:13px}
.mail a{border-bottom:1px solid var(--line);padding-bottom:2px;transition:border-color .3s}
.mail a:hover{border-color:var(--fg)}
.alinks{display:flex;gap:22px;margin-top:20px;font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.alinks a{color:var(--dim)}
.alinks a:hover{color:var(--fg)}

.aworks{margin-top:clamp(64px,11vh,110px);border-top:1px solid var(--line);padding-top:34px}
.aworks h2{
  font-size:10px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--faint);font-weight:400;margin-bottom:18px;
}
.aworks ul{list-style:none}
.aworks li{border-bottom:1px solid rgba(255,255,255,.05)}
.aworks a{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:16px 0;font-size:16px;font-weight:300;
  color:var(--dim);
  transition:color .3s,padding-left .4s var(--ease);
}
.aworks a:hover{color:var(--fg);padding-left:6px}
.wn{font-size:10px;letter-spacing:.14em;color:var(--faint);font-variant-numeric:tabular-nums}

.about .origin{margin-top:60px}

/* 无身份行时：首段作导语 */
.about.no-role .abio{margin-top:0}
.about.no-role .abio p:first-child{
  font-size:clamp(19px,2.2vw,24px);
  line-height:1.62;
  color:#ecebe8;
  letter-spacing:-.01em;
  margin-bottom:30px;
}

/* ------------------------------------------------ 响应式 */

@media (max-width:760px){
  .home{padding-top:100px}
  .role{margin-bottom:34px}
  .ptitle{font-size:clamp(21px,6vw,30px)}
  .prow{gap:10px}
  .pyear{display:none}
  .proj{padding-top:100px;max-width:92vw}
  .pnote{font-size:14px}
  .fmeta{display:block;margin-left:0;margin-top:2px}
  .ovl{padding:56px 8px 48px}
  .ovl-arrow{display:none}
  .about{padding-top:110px}
}

@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  html{scroll-behavior:auto}
}