/* ============ self-hosted fonts ============ */
@font-face{
  font-family:'Kaisei Tokumin';
  src:url('assets/fonts/KaiseiTokumin-Regular.ttf') format('truetype');
  font-weight:400;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:'Kaisei Tokumin';
  src:url('assets/fonts/KaiseiTokumin-Medium.ttf') format('truetype');
  font-weight:500;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:'Kaisei Tokumin';
  src:url('assets/fonts/KaiseiTokumin-Bold.ttf') format('truetype');
  font-weight:700;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:'Kaisei Tokumin';
  src:url('assets/fonts/KaiseiTokumin-ExtraBold.ttf') format('truetype');
  font-weight:800;
  font-style:normal;
  font-display:swap;
}

/* ============ tokens ============ */
:root{
  --bg-outer:#0B0B0C;
  --bg-card:#19191C;
  --text-primary:#ECECEF;
  --text-muted:#9A9AA3;
  --accent:#8E7CF6;      /* purple/blue hover highlight */
  --accent-soft:rgba(142,124,246,0.15);
  --teal:#2DD4BF;
  --dot-grey:#5B5B63;
  --rule:rgba(255,255,255,0.14);
  --radius-card:28px;
  --font-display:'Kaisei Tokumin', serif;
  --font-body:'Inter', sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-outer);
  color:var(--text-primary);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
}

a{ color:inherit; text-decoration:none; }

/* ============ page / card shell ============ */
.page{
  min-height:100vh;
  display:flex;
  justify-content:center;
  padding:28px 16px 60px;
}
.card{
  position:relative;
  width:100%;
  max-width:960px;
  background:var(--bg-card);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,0.45);
}

/* floating cloud particles — small, transparent, confined to the intro
   hero's right-hand side so they never cross into the text column.
   Each drifts in, lingers, fades out, then repeats on a loop; staggered
   delays/durations keep them from moving in sync. */
.cloud-particles{
  position:absolute;
  inset:0;
  overflow:hidden;
  pointer-events:none;
  z-index:0;
}
.cloud-particle{
  position:absolute;
  width:56px;
  opacity:0;
  animation:cloud-float 12s ease-in-out infinite;
}
.cp-1{ top:6%;  left:64%; width:38px; animation-duration:11s; animation-delay:0s;   --peak:0.20; --dx:16px;  --dy:-22px; }
.cp-2{ top:16%; left:84%; width:60px; animation-duration:14s; animation-delay:2.5s; --peak:0.16; --dx:-14px; --dy:18px;  }
.cp-3{ top:34%; left:70%; width:30px; animation-duration:9s;  animation-delay:5s;   --peak:0.24; --dx:20px;  --dy:14px;  }
.cp-4{ top:48%; left:90%; width:50px; animation-duration:13s; animation-delay:1.5s; --peak:0.15; --dx:-18px; --dy:-16px; }
.cp-5{ top:62%; left:66%; width:42px; animation-duration:10s; animation-delay:7s;   --peak:0.20; --dx:14px;  --dy:20px;  }
.cp-6{ top:76%; left:82%; width:34px; animation-duration:12.5s; animation-delay:4s; --peak:0.18; --dx:-16px; --dy:-14px; }
.cp-7{ top:88%; left:72%; width:46px; animation-duration:15s; animation-delay:9s;   --peak:0.14; --dx:12px;  --dy:-18px; }

@keyframes cloud-float{
  0%{ opacity:0; transform:translate(0,0) scale(0.92); }
  15%{ opacity:var(--peak,0.2); }
  50%{ transform:translate(var(--dx,14px), var(--dy,-18px)) scale(1); }
  85%{ opacity:var(--peak,0.2); }
  100%{ opacity:0; transform:translate(calc(var(--dx,14px) * 1.7), calc(var(--dy,-18px) * 1.7)) scale(1.04); }
}

/* ============ topbar (sticky) ============ */
.topbar{
  position:sticky;
  top:0;
  z-index:20;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:26px 40px;
  background:linear-gradient(to bottom, var(--bg-card) 78%, rgba(25,25,28,0));
}
.logo-link{ display:block; line-height:0; }
.logo-img{
  height:58px;
  width:auto;
  transition:transform 0.2s ease, filter 0.2s ease;
}
.logo-link:hover .logo-img{
  transform:scale(1.05);
  filter:drop-shadow(0 0 8px var(--accent-soft));
}

.nav{
  display:flex;
  gap:34px;
}
.nav-link{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:0.98rem;
  font-weight:500;
  color:var(--text-primary);
  transition:color 0.2s ease;
}
.nav-icon{
  width:18px;
  height:18px;
  flex-shrink:0;
  transition:color 0.2s ease, transform 0.2s ease;
}
.nav-link:hover, .nav-link:focus-visible{
  color:var(--accent);
}
.nav-link:hover .nav-icon, .nav-link:focus-visible .nav-icon{
  transform:translateY(-1px);
}

.topbar-dots{
  position:absolute;
  right:40px;
  bottom:0px;
  transform:translateY(50%);
  color:var(--dot-grey);
  font-size:0.7rem;
  letter-spacing:3px;
  display:none;
}
@media (min-width:640px){
  .topbar-dots{ display:block; }
}

/* ============ sections (base spacing, no cross-cancelling) ============ */
main{
  position:relative;
  z-index:1;
}
.section{
  padding:70px 40px;
  position:relative;
  scroll-margin-top:110px;
}
.dot-marker{
  font-family:var(--font-body);
  font-size:0.78rem;
  letter-spacing:2.5px;
  text-transform:uppercase;
  color:var(--dot-grey);
  margin:0 0 14px;
}
.eyebrow{
  font-family:var(--font-display);
  font-weight:500;
  font-style:normal;
  font-size:1.15rem;
  color:var(--text-muted);
  letter-spacing:0.3px;
  margin:0 0 14px;
}
.section-title{
  font-family:var(--font-display);
  font-weight:800;
  font-size:2.2rem;
  margin:0 0 34px;
}

.section-divider{
  border:none;
  height:1px;
  margin:0 40px;
  background:rgba(255,255,255,0.18);
}

/* per-word load-in animation — plain CSS keyframes, no JS text
   manipulation involved, so spacing between words can never break */
.word{
  display:inline-block;
  opacity:0;
  animation:word-in 0.6s ease forwards;
}
@keyframes word-in{
  from{ opacity:0; transform:translateY(12px); }
  to{ opacity:1; transform:translateY(0); }
}

/* ============ intro (hero) ============ */
.intro{
  position:relative;
  overflow:hidden;
  min-height:calc(100vh - 110px);
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding-top:20px;
  padding-bottom:60px;
}
.intro-content{
  position:relative;
  z-index:1;
}
.intro .eyebrow{
  font-size:1.5rem;
}
.intro-bio{
  font-size:2.4rem;
  line-height:1.4;
  max-width:640px;
  color:var(--text-primary);
  margin:0;
}
.scroll-cue{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:48px;
  color:var(--text-muted);
  font-size:0.8rem;
  letter-spacing:2px;
  text-transform:uppercase;
  animation:scroll-cue-bob 2.4s ease-in-out infinite;
}
.scroll-cue svg{ width:16px; height:16px; }
@keyframes scroll-cue-bob{
  0%,100%{ transform:translateY(0); opacity:0.7; }
  50%{ transform:translateY(6px); opacity:1; }
}

/* ============ involvements ============ */
.involvement{
  display:flex;
  align-items:center;
  gap:20px;
  margin-bottom:34px;
}
.involvement-alt{
  justify-content:flex-end;
  text-align:right;
}
.involvement-text{
  display:flex;
  flex-direction:column;
  gap:5px;
}
.involvement-org{
  font-size:1.18rem;
  font-weight:600;
}
.involvement-date{
  font-size:0.9rem;
  color:var(--text-muted);
}
.badge{
  flex-shrink:0;
  width:44px;
  height:44px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  background:#fff;
  transition:transform 0.2s ease, box-shadow 0.2s ease;
}
.badge:hover{
  transform:scale(1.08);
  box-shadow:0 0 0 4px var(--accent-soft);
}
.badge-img{
  width:100%;
  height:100%;
  object-fit:cover;
}

/* ============ works ============ */
.work-title{
  display:block;
  text-decoration:none;
  font-size:1.25rem;
  line-height:1.5;
  max-width:560px;
  margin:0 0 10px;
}
.work-date{
  display:block;
  font-size:0.9rem;
  color:var(--text-muted);
  margin-bottom:16px;
}
.more-link{
  font-size:1rem;
  font-weight:600;
  color:var(--text-primary);
}

/* ============ shared hover-highlight for meaningful links ============ */
.link-hover{ transition:color 0.2s ease, text-shadow 0.2s ease; }
.link-hover:hover, .link-hover:focus-visible{
  color:var(--accent);
}

/* ============ contact ============ */
.contact-section{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  padding-top:36px;
  padding-bottom:60px;
}
.contact-logo{
  height:70px;
}
.contact-info{
  text-align:right;
  margin-left:auto;
}
.contact-title{
  margin-bottom:14px;
}
.contact-row{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:8px;
  font-size:0.98rem;
  margin-bottom:10px;
}
.contact-icon{
  width:18px;
  height:18px;
}

/* ============ scroll reveal ============ */
/* Visible by default — this can NEVER get stuck hidden, even if JS is
   slow, blocked, or fails outright. JS (below) opts specific elements
   INTO a temporary hidden state only when they're below the fold, then
   un-hides them on scroll for a fade-up effect. No JS running at all
   just means everything is simply visible immediately, which is a
   perfectly fine degraded experience — never a blank page. */
.reveal{
  transition:opacity 0.7s ease, transform 0.7s ease;
}
.reveal.reveal-pending{
  opacity:0;
  transform:translateY(28px);
}

/* ============ responsive ============ */
@media (max-width:680px){
  .topbar{ padding:20px 22px; }
  .logo-img{ height:44px; }
  .nav{ gap:18px; }
  .nav-link span{ display:none; }
  .nav-icon{ width:21px; height:21px; }
  .section{ padding:40px 22px; }
  .section-divider{ margin:0 22px; }
  .intro{ min-height:calc(100vh - 84px); padding-bottom:40px; }
  .intro .eyebrow{ font-size:1.15rem; }
  .intro-bio{ font-size:1.5rem; max-width:100%; }
  .scroll-cue{ margin-top:32px; }
  .involvement, .involvement-alt{
    flex-direction:column;
    align-items:flex-start;
    text-align:left;
  }
  .contact-section{
    flex-direction:column;
    align-items:flex-start;
  }
  .contact-info{ text-align:left; margin-left:0; }
  .contact-row{ justify-content:flex-start; }
  /* fewer, smaller, more transparent particles — a narrow screen has much
     less safe empty space, so keep this restrained rather than cluttered */
  .cloud-particle{ width:26px !important; }
  .cp-2, .cp-4, .cp-6{ display:none; }
  .cp-1{ left:70%; }
  .cp-3{ left:76%; }
  .cp-5{ left:68%; }
  .cp-7{ left:74%; }
}

/* ============ memo page ============ */
.breadcrumb{
  font-size:0.85rem;
  color:var(--text-muted);
  margin-bottom:18px;
}
.breadcrumb a{
  font-weight:600;
  color:var(--text-muted);
}
.breadcrumb a:hover{ color:var(--accent); }
.breadcrumb .sep{ margin:0 8px; opacity:0.6; }
.breadcrumb .current{ color:var(--text-primary); }

.memo-hero{ padding-top:16px; padding-bottom:20px; }
.memo-title{
  font-family:var(--font-display);
  font-weight:800;
  font-size:2.5rem;
  line-height:1.15;
  margin:0 0 14px;
  max-width:760px;
}
.memo-byline{
  font-size:1.05rem;
  text-decoration:underline;
  text-underline-offset:4px;
  color:var(--text-primary);
  margin:0 0 22px;
}
.memo-download{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:0.92rem;
  color:var(--text-muted);
}
.memo-download svg{ width:17px; height:17px; }
.memo-download:hover{ color:var(--accent); }

.memo-section-heading{
  font-family:var(--font-display);
  font-weight:800;
  font-size:1.6rem;
  margin:0 0 18px;
}
.memo-body p{
  font-size:1.02rem;
  line-height:1.7;
  color:#D8D6DC;
  max-width:760px;
  margin:0 0 18px;
}
.memo-body p:last-child{ margin-bottom:0; }
.memo-aside{
  font-size:0.92rem !important;
  color:var(--text-muted) !important;
  font-style:italic;
}

/* data tables — rendered as light "report" cards against the dark page */
.memo-table-wrap{
  overflow-x:auto;
  border-radius:10px;
  margin:20px 0 26px;
  box-shadow:0 12px 28px rgba(0,0,0,0.35);
}
.memo-table{
  width:100%;
  border-collapse:collapse;
  background:#fff;
  font-size:0.88rem;
  min-width:560px;
}
.memo-table th{
  background:#0F1F3D;
  color:#E8B84B;
  font-family:var(--font-body);
  font-weight:700;
  text-align:left;
  padding:10px 14px;
  white-space:nowrap;
}
.memo-table td{
  padding:9px 14px;
  color:#1a1a1a;
  border-bottom:1px solid #eee;
}
.memo-table tr:last-child td{ border-bottom:none; }
.memo-table td:first-child, .memo-table th:first-child{ font-weight:600; }
.row-pink td{ background:#FBD9DD; }
.row-green td{ background:#DCEFD9; }
.row-lavender td{ background:#E3E7F7; }
.row-yellow td{ background:#FBF0C7; }
.memo-table tr:nth-child(even):not(.row-pink):not(.row-green):not(.row-lavender):not(.row-yellow) td{
  background:#F4F4F8;
}

.memo-callout{
  background:#221F2C;
  border-left:3px solid var(--accent);
  padding:14px 18px;
  border-radius:6px;
  font-size:0.95rem;
  color:#D8D6DC;
  max-width:760px;
  margin:0 0 26px;
}
.memo-callout strong{ color:var(--text-primary); }

/* recommendation blocks */
.recommendation{ margin-bottom:8px; }
.recommendation h3{
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.3rem;
  margin:0 0 16px;
}
.recommendation figure{
  margin:0 0 18px;
  max-width:480px;
}
.recommendation img{
  width:100%;
  height:auto;
  border-radius:10px;
  display:block;
}
.recommendation figcaption{
  font-size:0.82rem;
  font-style:italic;
  color:var(--text-muted);
  margin-top:8px;
}

/* conclusion action table */
.conclusion-table{
  width:100%;
  border-collapse:separate;
  border-spacing:0 8px;
  margin:20px 0 26px;
}
.conclusion-table td{
  background:#fff;
  color:#1a1a1a;
  padding:14px 18px;
  font-size:0.92rem;
  vertical-align:top;
}
.conclusion-table tr td:first-child{
  background:#0F1F3D;
  color:#E8B84B;
  font-weight:800;
  font-size:1.1rem;
  text-align:center;
  width:44px;
  border-radius:8px 0 0 8px;
}
.conclusion-table tr td:nth-child(2){
  font-weight:700;
  width:220px;
}
.conclusion-table tr td:last-child{
  border-radius:0 8px 8px 0;
  color:#3d3d3d;
}

.memo-credit{
  text-align:center;
  font-size:0.82rem;
  color:var(--text-muted);
  margin-top:10px;
}

@media (max-width:680px){
  .memo-title{ font-size:1.8rem; }
  .memo-table{ font-size:0.8rem; min-width:500px; }
  .conclusion-table tr td:first-child{ width:36px; }
  .conclusion-table tr td:nth-child(2){ width:auto; }
  .conclusion-table td{ display:block; width:auto !important; border-radius:0 !important; }
  .conclusion-table tr{ display:block; background:#fff; border-radius:8px; overflow:hidden; }
}


a:focus-visible, .badge:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; transition:none !important; }
  .reveal.reveal-pending{ opacity:1; transform:none; }
  .word{ opacity:1 !important; transform:none !important; }
  html{ scroll-behavior:auto; }
}