:root{
  --bg0:#07080b;
  --bg1:#0b0c10;
  --card: rgba(15, 17, 24, 0.62);
  --card2: rgba(15, 17, 24, 0.42);
  --border: rgba(255,255,255,0.09);
  --border2: rgba(255,255,255,0.06);

  --text:#e9ecf1;
  --muted:#a7afbf;
  --muted2:#7c8597;

  --a1:#7cf7e6;     /* cyan */
  --a2:#b7a7ff;     /* violet */

  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius: 18px;
  --radius2: 26px;
  --max: 1100px;

  /* spotlight position */
  --sx: 50%;
  --sy: 18%;

  /* page accent (overridden per page via data-accent) */
  --accent: var(--a1);
  --accent2: var(--a2);
}

*{ box-sizing:border-box; }
html,body{
  margin:0;
  padding:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg1);
  color: var(--text);
  scroll-behavior: smooth;
}

body::before{
  content:"";
  position:fixed;
  inset:-20%;
  background:
    radial-gradient(600px 380px at 20% 10%, rgba(183,167,255,.14), transparent 60%),
    radial-gradient(500px 340px at 85% 20%, rgba(124,247,230,.10), transparent 60%),
    radial-gradient(700px 520px at 50% 90%, rgba(124,247,230,.06), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  z-index:-5;
  filter:saturate(1.15);
}

#particles-js{
  position:fixed;
  inset:0;
  z-index:-3;
  opacity:.50;
  pointer-events:none;
}

.spotlight{
  position:fixed;
  inset:0;
  z-index:-4;
  pointer-events:none;
  background:
    radial-gradient(460px 340px at var(--sx) var(--sy),
      color-mix(in srgb, var(--accent) 16%, transparent),
      transparent 62%);
  mix-blend-mode: screen;
  opacity:.95;
}

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

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

.topline{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding: 14px 0;
  color: var(--muted2);
  font-size: 13px;
  letter-spacing: .2px;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  backdrop-filter: blur(10px);
}
.dot{
  width:7px; height:7px; border-radius:50%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 35%, transparent);
}

nav{
  position: sticky;
  top:0;
  z-index:20;
  padding: 12px 0;
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(7,8,11,.85), rgba(7,8,11,.55));
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.navinner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color: var(--muted);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .2px;
}
.brand .mark{
  width: 26px; height: 26px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--accent) 18%, transparent),
    color-mix(in srgb, var(--accent2) 14%, transparent));
}

.navlinks{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.navlinks a{
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 650;
  font-size: 13.5px;
  border: 1px solid transparent;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.navlinks a:hover{
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.10);
  color: var(--text);
  transform: translateY(-1px);
}
.navlinks a.is-active{
  background: rgba(255,255,255,.05);
  border-color: color-mix(in srgb, var(--accent) 24%, transparent);
  color: var(--text);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 6%, transparent) inset;
}

main{ padding: 28px 0 44px; }

.hero{
  margin-top: 18px;
  padding: 26px;
  border-radius: var(--radius2);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:-1px;
  background:
    radial-gradient(520px 200px at 18% 12%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 60%),
    radial-gradient(460px 220px at 82% 24%, color-mix(in srgb, var(--accent2) 12%, transparent), transparent 60%);
  pointer-events:none;
}
.hero > *{ position:relative; z-index:1; }

.hgrid{
  display:grid;
  grid-template-columns: 140px 1fr;
  gap: 22px;
  align-items:center;
}
.avatar{
  width:120px; height:120px;
  border-radius: 22px;
  overflow:hidden;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  box-shadow: 0 10px 40px rgba(0,0,0,.45);
}
.avatar img{ width:100%; height:100%; object-fit:cover; display:block; }

h1{ margin:0; font-size: 40px; letter-spacing: -0.7px; line-height: 1.05; }
.subtitle{
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.6;
  max-width: 78ch;
  font-size: 15.5px;
}

.kicker{
  margin-top: 10px;
  font-size: 14px;
  color: var(--muted2);
}
.kicker .accent{
  color: var(--accent);
  text-shadow: 0 0 14px color-mix(in srgb, var(--accent) 22%, transparent);
}

.cta{ display:flex; flex-wrap:wrap; gap:10px; margin-top: 16px; }
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: var(--text);
  font-weight: 650;
  font-size: 14px;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
  backdrop-filter: blur(10px);
}
.btn:hover{
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, rgba(255,255,255,.04));
}
.btn.primary{
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--accent) 16%, rgba(255,255,255,.04)),
    color-mix(in srgb, var(--accent2) 12%, rgba(255,255,255,.04)));
}

.tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top: 12px; }
.tag{
  font-size: 12.5px;
  color: var(--muted);
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
}
.tag.accent{
  border-color: color-mix(in srgb, var(--accent) 22%, transparent);
  background: color-mix(in srgb, var(--accent) 7%, rgba(255,255,255,.03));
  color: #dffdf8;
}
/* Tag -> clickable chips */
.tagsInteractive .tag{
  cursor:pointer;
  user-select:none;
  font: inherit;
  border: 1px solid rgba(255,255,255,.10);
}

.tagsInteractive .tag:hover{
  border-color: rgba(124,247,230,.20);
  background: rgba(124,247,230,.05);
  transform: translateY(-1px);
}

.tagsInteractive .tag.isActive{
  border-color: rgba(124,247,230,.30);
  background: rgba(124,247,230,.08);
  color: #dffdf8;
}

/* Proof strip under tags */
.tagStats{
  margin-top: 10px;
  display:flex;
  flex-wrap:wrap;
  gap: 8px;
}

.statPill{
  display:flex;
  align-items:baseline;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.16);
}

.statPill .k{
  font-size: 12px;
  color: var(--muted2);
  letter-spacing:.2px;
}

.statPill .v{
  font-size: 12.5px;
  color: #dffdf8;
  font-weight: 650;
  white-space: nowrap;
}

.section{
  margin: 18px 0;
  padding: 22px;
  border-radius: var(--radius2);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.025));
  box-shadow: 0 12px 45px rgba(0,0,0,.35);
  backdrop-filter: blur(12px);
}
.sectionhead{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  margin-bottom: 12px;
}
h2{ margin:0; font-size: 18px; letter-spacing: -0.2px; }
.small{ color: var(--muted2); font-size: 13px; }

.grid2{ display:grid; grid-template-columns: 1.1fr .9fr; gap: 16px; }
.grid3{ display:grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }

.panel{
  border-radius: var(--radius);
  border: 1px solid var(--border2);
  background: rgba(10,12,18,.40);
  padding: 16px;
}
.panel h3{ margin:0 0 6px; font-size: 14px; color: var(--text); }
.panel p{ margin:0; color: var(--muted); line-height: 1.65; font-size: 14px; }

.metrics{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}
.metric{
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  border-radius: 14px;
  padding: 10px 12px;
}
.metric strong{
  display:block;
  font-size: 16px;
  letter-spacing: -0.3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.metric span{
  display:block;
  margin-top: 4px;
  font-size: 12.5px;
  color: var(--muted2);
}

.cards{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}
.card{
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.09);
  background: rgba(0,0,0,.18);
  padding: 14px;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
  cursor: pointer;
}
.card:hover{
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 18%, rgba(255,255,255,.09));
  background: color-mix(in srgb, var(--accent) 4%, rgba(0,0,0,.18));
}
.card .row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:10px;
  margin-bottom: 6px;
}
.card .title{
  font-weight: 750;
  font-size: 14px;
  letter-spacing: -0.1px;
}
.card .meta{
  color: var(--muted2);
  font-size: 12.5px;
  white-space: nowrap;
}
.card .desc{
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.55;
}
.card .links{
  margin-top: 8px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.card .links a{
  color: #dffdf8;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  font-size: 13px;
}

.chips{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top: 10px;
}
.chip{
  font-size: 12.5px;
  color: var(--muted);
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  cursor:pointer;
  user-select:none;
  transition: transform .15s ease, border-color .15s ease, background .15s ease;
}
.chip:hover{ transform: translateY(-1px); }
.chip.is-on{
  border-color: color-mix(in srgb, var(--accent) 25%, transparent);
  background: color-mix(in srgb, var(--accent) 7%, rgba(255,255,255,.03));
  color: #dffdf8;
}

.footer{
  padding: 26px 0 36px;
  color: var(--muted2);
  font-size: 12.5px;
  text-align:center;
  border-top: 1px solid rgba(255,255,255,.06);
  margin-top: 24px;
}

:focus-visible{
  outline: 2px solid color-mix(in srgb, var(--accent) 55%, transparent);
  outline-offset: 2px;
  border-radius: 10px;
}

/* modal */
.modal-backdrop{
  position:fixed;
  inset:0;
  background: rgba(0,0,0,.58);
  backdrop-filter: blur(10px);
  z-index:50;
  display:none;
}
.modal-backdrop.open{ display:block; }
.modal{
  position:fixed;
  left:50%;
  top:50%;
  transform: translate(-50%, -50%);
  width: min(860px, calc(100vw - 28px));
  max-height: calc(100vh - 28px);
  overflow:auto;
  z-index:51;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.10);
  background: linear-gradient(180deg, rgba(15,17,24,.92), rgba(15,17,24,.72));
  box-shadow: 0 40px 120px rgba(0,0,0,.65);
  display:none;
}
.modal.open{ display:block; }
.modal .mhead{
  padding: 18px 18px 10px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.modal .mhead .mtitle{
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.2px;
}
.modal .mhead .msub{
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.55;
  font-size: 13.5px;
}
.modal .mbody{ padding: 14px 18px 18px; }
.modal .mgrid{ display:grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.modal .block{
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.03);
  border-radius: 16px;
  padding: 12px;
}
.modal .block h4{ margin:0 0 6px; font-size: 13px; color: var(--text); }
.modal .block ul{ margin:0; padding-left: 18px; color: var(--muted); line-height: 1.6; font-size: 13.5px; }
.modal .mfoot{
  padding: 12px 18px 18px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.modal .close{
  margin-left:auto;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  cursor:pointer;
  font-weight: 700;
}
.modal .close:hover{
  border-color: color-mix(in srgb, var(--accent) 24%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, rgba(255,255,255,.04));
}

/* responsive */
@media (max-width: 860px){
  .hgrid{ grid-template-columns: 1fr; }
  .avatar{ width: 92px; height: 92px; border-radius: 18px; }
  h1{ font-size: 34px; }
  .grid2{ grid-template-columns: 1fr; }
  .grid3{ grid-template-columns: 1fr; }
  .cards{ grid-template-columns: 1fr; }
  .metrics{ grid-template-columns: 1fr; }
  .modal .mgrid{ grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce){
  html,body{ scroll-behavior:auto; }
  *{ animation:none !important; transition:none !important; }
  #particles-js{ display:none; }
  .spotlight{ display:none; }
}