/* ─── THEME VARIABLES ─────────────────────────────────── */
[data-theme="dark"]{
  --bg:#040d1a;--bg2:#071528;
  --glass:rgba(255,255,255,0.04);--glass-border:rgba(255,255,255,0.09);
  --cyan:#00e5ff;--cyan-dim:rgba(0,229,255,0.12);
  --mint:#00ffb3;--mint-dim:rgba(0,255,179,0.12);
  --amber:#ffb700;--amber-dim:rgba(255,183,0,0.13);
  --purple:#b47aff;--purple-dim:rgba(180,122,255,0.12);
  --red:#ff4d6d;--red-dim:rgba(255,77,109,0.13);
  --text:#c8d8f0;--text-dim:#6888aa;--text-bright:#eaf4ff;
  --card-bg:rgba(255,255,255,0.04);--card-border:rgba(255,255,255,0.09);
  --card-hover:rgba(255,255,255,0.07);
  --orb-opacity:0.16;
}
[data-theme="light"]{
  --bg:#f0f4fa;--bg2:#e4edf8;
  --glass:rgba(255,255,255,0.7);--glass-border:rgba(80,120,200,0.15);
  --cyan:#0080aa;--cyan-dim:rgba(0,128,170,0.1);
  --mint:#007a55;--mint-dim:rgba(0,122,85,0.1);
  --amber:#b07800;--amber-dim:rgba(176,120,0,0.1);
  --purple:#7040b0;--purple-dim:rgba(112,64,176,0.1);
  --red:#c0203a;--red-dim:rgba(192,32,58,0.1);
  --text:#1a2a44;--text-dim:#5a7090;--text-bright:#0a1830;
  --card-bg:rgba(255,255,255,0.82);--card-border:rgba(80,130,200,0.18);
  --card-hover:rgba(255,255,255,0.95);
  --orb-opacity:0.10;
}

/* ─── RESET ───────────────────────────────────────────── */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);
  font-family:'Inter',sans-serif;min-height:100vh;
  overflow-x:hidden;transition:background 0.4s,color 0.4s;
}

/* ─── BG ──────────────────────────────────────────────── */
.bg-canvas{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(100px);opacity:var(--orb-opacity);animation:drift 22s ease-in-out infinite alternate}
.orb1{width:700px;height:700px;background:var(--cyan);top:-250px;left:-200px}
.orb2{width:550px;height:550px;background:var(--mint);bottom:-150px;right:-150px;animation-delay:-8s}
.orb3{width:400px;height:400px;background:var(--purple);top:35%;left:50%;animation-delay:-15s}
@keyframes drift{from{transform:translate(0,0) scale(1)}to{transform:translate(60px,80px) scale(1.1)}}
.grid-overlay{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(0,229,255,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(0,229,255,0.025) 1px,transparent 1px);
  background-size:42px 42px;
}
[data-theme="light"] .grid-overlay{background-image:linear-gradient(rgba(0,80,150,0.04) 1px,transparent 1px),linear-gradient(90deg,rgba(0,80,150,0.04) 1px,transparent 1px)}

/* ─── LAYOUT ──────────────────────────────────────────── */
.main{position:relative;z-index:1;max-width:960px;margin:0 auto;padding:2.5rem 1.5rem 5rem}
@media(min-width:768px){.main{padding:3.5rem 2rem 6rem}}

/* ─── TOPBAR ──────────────────────────────────────────── */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:2.5rem;flex-wrap:wrap;gap:0.8rem;
}
.topbar-left{display:flex;align-items:center;gap:0.8rem;flex-wrap:wrap}
.ctrl-btn{
  display:flex;align-items:center;gap:0.5rem;
  font-family:'DM Mono',monospace;font-size:0.65rem;letter-spacing:0.08em;
  padding:0.42rem 0.9rem;border-radius:100px;
  border:1px solid var(--glass-border);background:var(--glass);
  color:var(--text-dim);cursor:pointer;transition:all 0.2s;
  backdrop-filter:blur(8px);white-space:nowrap;text-decoration:none;
}
.ctrl-btn:hover{border-color:var(--cyan);color:var(--cyan);background:var(--cyan-dim)}
.ctrl-btn svg{width:13px;height:13px;flex-shrink:0}

/* ─── HERO ────────────────────────────────────────────── */
.hero{text-align:center;margin-bottom:3.5rem;animation:heroIn 0.9s cubic-bezier(0.22,1,0.36,1) both}
@keyframes heroIn{from{opacity:0;transform:translateY(-28px)}to{opacity:1;transform:translateY(0)}}
.hero-org{
  display:inline-flex;align-items:center;gap:0.5rem;
  font-family:'DM Mono',monospace;font-size:0.6rem;letter-spacing:0.22em;text-transform:uppercase;
  color:var(--mint);background:var(--mint-dim);border:1px solid rgba(0,255,179,0.22);
  padding:0.33rem 1.1rem;border-radius:100px;margin-bottom:0.8rem;
}
.hero-dept{
  display:inline-flex;align-items:center;gap:0.5rem;
  font-family:'DM Mono',monospace;font-size:0.63rem;letter-spacing:0.28em;text-transform:uppercase;
  color:var(--cyan);background:var(--cyan-dim);border:1px solid rgba(0,229,255,0.22);
  padding:0.33rem 1.1rem;border-radius:100px;margin-bottom:0.6rem;
}
.hero-dept::before{content:'◈';font-size:0.75rem}
.hero-section-badge{
  display:inline-flex;align-items:center;gap:0.5rem;
  font-family:'DM Mono',monospace;font-size:0.58rem;letter-spacing:0.18em;text-transform:uppercase;
  color:var(--purple);background:var(--purple-dim);border:1px solid rgba(180,122,255,0.22);
  padding:0.33rem 1.1rem;border-radius:100px;margin-bottom:1.2rem;
}
.hero h1{font-size:clamp(2.4rem,6vw,4rem);font-weight:900;line-height:1.05;letter-spacing:-0.04em;color:var(--text-bright);margin-bottom:0.3rem}
.hero h1 .g{background:linear-gradient(120deg,var(--cyan) 0%,var(--mint) 60%,#88ffee 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-family:'Playfair Display',Georgia,serif;font-style:italic;font-size:1rem;color:var(--text-dim);margin-bottom:0.8rem}
.hero-desc{font-size:0.92rem;color:var(--text-dim);max-width:560px;margin:0 auto;line-height:1.7}

/* ─── SECTION LABEL ───────────────────────────────────── */
.section-label{
  font-family:'DM Mono',monospace;font-size:0.6rem;letter-spacing:0.2em;
  text-transform:uppercase;color:var(--cyan);margin-bottom:1.2rem;
  padding-left:0.2rem;
}

/* ─── RESOURCE CARDS ──────────────────────────────────── */
.cards{display:grid;gap:1.2rem;margin-bottom:3rem}
@media(min-width:640px){.cards{grid-template-columns:1fr 1fr}}

.res-card{
  background:var(--card-bg);border:1px solid var(--card-border);
  border-radius:18px;padding:2rem 1.8rem;position:relative;overflow:hidden;
  backdrop-filter:blur(18px);transition:all 0.32s cubic-bezier(0.25,0.46,0.45,0.94);
  text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:1rem;
  cursor:pointer;
}
.res-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--cyan),var(--mint));opacity:0;transition:opacity 0.3s;
}
.res-card:hover{
  background:var(--card-hover);transform:translateY(-6px);
  box-shadow:0 12px 48px rgba(0,0,0,0.12);border-color:rgba(0,229,255,0.25);
}
.res-card:hover::before{opacity:1}
.res-card:hover .card-arrow{transform:translateX(4px);color:var(--cyan)}

.card-icon{font-size:2.8rem;line-height:1}
.card-content{flex:1}
.card-eyebrow{
  font-family:'DM Mono',monospace;font-size:0.55rem;letter-spacing:0.16em;
  text-transform:uppercase;color:var(--cyan);margin-bottom:0.4rem;
}
.card-title{font-size:1.2rem;font-weight:800;color:var(--text-bright);letter-spacing:-0.02em;margin-bottom:0.4rem}
.card-desc{font-size:0.85rem;color:var(--text-dim);line-height:1.6}
.card-tags{display:flex;flex-wrap:wrap;gap:0.35rem;margin-top:0.8rem}
.card-tag{
  font-family:'DM Mono',monospace;font-size:0.56rem;font-weight:500;
  letter-spacing:0.08em;padding:0.2rem 0.6rem;border-radius:100px;
  text-transform:uppercase;
}
.t-cyan{background:var(--cyan-dim);border:1px solid rgba(0,229,255,0.2);color:var(--cyan)}
.t-mint{background:var(--mint-dim);border:1px solid rgba(0,255,179,0.2);color:var(--mint)}
.t-amber{background:var(--amber-dim);border:1px solid rgba(255,183,0,0.2);color:var(--amber)}
.t-purple{background:var(--purple-dim);border:1px solid rgba(180,122,255,0.2);color:var(--purple)}
.t-red{background:var(--red-dim);border:1px solid rgba(255,77,109,0.2);color:var(--red)}

.card-footer{display:flex;justify-content:space-between;align-items:center}
.card-status{
  font-family:'DM Mono',monospace;font-size:0.58rem;letter-spacing:0.12em;
  text-transform:uppercase;color:var(--mint);
  display:flex;align-items:center;gap:0.4rem;
}
.card-status .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(0.8)}}
.card-arrow{
  font-size:1.2rem;color:var(--text-dim);transition:all 0.3s;
  font-family:'DM Mono',monospace;
}

/* ─── COMING SOON CARD VARIANT ────────────────────────── */
.res-card.coming-soon{opacity:0.55;cursor:default;pointer-events:none}
.res-card.coming-soon:hover{transform:none;box-shadow:none;border-color:var(--card-border)}
.coming-badge{
  font-family:'DM Mono',monospace;font-size:0.55rem;letter-spacing:0.14em;
  text-transform:uppercase;padding:0.2rem 0.6rem;border-radius:100px;
  background:var(--amber-dim);border:1px solid rgba(255,183,0,0.2);color:var(--amber);
}

/* ─── COMPETENCY TIMELINE ─────────────────────────────── */
.timeline{position:relative;padding-left:2.2rem;margin-bottom:3rem}
.timeline::before{
  content:'';position:absolute;left:0.55rem;top:0;bottom:0;width:2px;
  background:linear-gradient(180deg,var(--cyan),var(--mint),var(--purple));
  border-radius:2px;opacity:0.4;
}
.timeline-item{position:relative;margin-bottom:1.8rem}
.timeline-item:last-child{margin-bottom:0}
.timeline-dot{
  position:absolute;left:-1.85rem;top:0.25rem;width:14px;height:14px;
  border-radius:50%;background:var(--card-bg);border:2px solid var(--cyan);
  z-index:1;
}
.timeline-item:nth-child(2) .timeline-dot{border-color:var(--mint)}
.timeline-item:nth-child(3) .timeline-dot{border-color:var(--amber)}
.timeline-item:nth-child(4) .timeline-dot{border-color:var(--purple)}
.timeline-year{
  font-family:'DM Mono',monospace;font-size:0.6rem;letter-spacing:0.16em;
  text-transform:uppercase;color:var(--cyan);margin-bottom:0.3rem;
}
.timeline-item:nth-child(2) .timeline-year{color:var(--mint)}
.timeline-item:nth-child(3) .timeline-year{color:var(--amber)}
.timeline-item:nth-child(4) .timeline-year{color:var(--purple)}
.timeline-unit{font-size:0.95rem;font-weight:700;color:var(--text-bright);margin-bottom:0.2rem}
.timeline-detail{font-size:0.82rem;color:var(--text-dim);line-height:1.6}
.timeline-badges{display:flex;flex-wrap:wrap;gap:0.3rem;margin-top:0.5rem}

/* ─── AUTHOR SECTION ──────────────────────────────────── */
.author{
  display:flex;align-items:center;gap:1.2rem;
  background:var(--card-bg);border:1px solid var(--card-border);
  border-radius:16px;padding:1.5rem 1.8rem;backdrop-filter:blur(18px);
  margin-bottom:2rem;
}
.author-img{width:52px;height:52px;border-radius:50%;object-fit:cover;border:2px solid var(--glass-border)}
.author-info{flex:1}
.author-name{font-size:0.95rem;font-weight:700;color:var(--text-bright)}
.author-role{font-size:0.78rem;color:var(--text-dim);margin-top:0.1rem}
.author-links{display:flex;gap:0.5rem}
.author-link{
  font-family:'DM Mono',monospace;font-size:0.6rem;letter-spacing:0.08em;
  padding:0.3rem 0.7rem;border-radius:100px;
  border:1px solid var(--glass-border);color:var(--text-dim);
  text-decoration:none;transition:all 0.2s;
}
.author-link:hover{border-color:var(--cyan);color:var(--cyan);background:var(--cyan-dim)}

/* ─── FOOTER ──────────────────────────────────────────── */
.footer{
  text-align:center;font-family:'DM Mono',monospace;font-size:0.58rem;
  letter-spacing:0.14em;color:var(--text-dim);text-transform:uppercase;
  margin-top:2rem;
}

/* ─── REVEAL ──────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(30px);transition:opacity 0.7s ease,transform 0.7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-d1{transition-delay:0.1s}.reveal-d2{transition-delay:0.2s}
.reveal-d3{transition-delay:0.3s}.reveal-d4{transition-delay:0.4s}

/* ─── RESPONSIVE ──────────────────────────────────────── */
@media(max-width:500px){
  .hero h1{font-size:2.2rem}
  .res-card{padding:1.4rem 1.2rem}
  .author{flex-direction:column;text-align:center}
  .author-links{justify-content:center}
  .timeline{padding-left:1.8rem}
}

/* ─── PRINT ───────────────────────────────────────────── */
@media print{
  .bg-canvas,.grid-overlay,.topbar{display:none!important}
  body{background:white;color:#111}
  .res-card{border:1px solid #ccc;box-shadow:none;backdrop-filter:none}
  .hero h1 .g{-webkit-text-fill-color:#0080aa}
}