/* =========================================================
   Lucapedia — shared styles
   ========================================================= */

:root{
  --bg:       #07080c;
  --bg-2:     #0d1018;
  --ink:      #f3f4f8;
  --ink-2:    #b7bac4;
  --ink-3:    #7a7f8c;
  --ink-4:    #4a4e58;
  --hairline:     rgba(255,255,255,0.08);
  --hairline-hot: rgba(255,255,255,0.16);
  --glass:    rgba(255,255,255,0.045);
  --glass-2:  rgba(255,255,255,0.08);
  --accent:   #c7f053;
  --accent-2: #6ea8ff;
  --accent-3: #ff7a59;
  --warn:     #f5b942;
  --good:     #66e2a3;
  --sans:     "Geist", ui-sans-serif, system-ui, sans-serif;
  --mono:     "Geist Mono", ui-monospace, Menlo, monospace;
  --r-lg:     20px;
  --r-md:     14px;
  --r-sm:     10px;
}
*{ box-sizing: border-box; }
html,body{
  margin:0; padding:0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "ss02", "cv11";
  overflow-x: hidden;
}
a{ color: inherit; text-decoration: none; }
::selection{ background: var(--accent); color: var(--bg); }

/* ===== Background layers ===== */
.bg-aurora{
  position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(ellipse 80% 60% at 80% 10%, rgba(110,168,255,0.20), transparent 60%),
    radial-gradient(ellipse 70% 50% at 10% 70%, rgba(199,240,83,0.14), transparent 60%),
    radial-gradient(ellipse 60% 50% at 50% 100%, rgba(255,122,89,0.10), transparent 60%),
    var(--bg);
}
.bg-grain{
  position: fixed; inset: 0; z-index: -1;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.5 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: 0.05;
  mix-blend-mode: overlay;
}
#particles{
  position: fixed; inset: 0; z-index: -1;
  width: 100%; height: 100%;
  pointer-events: none;
}
.cursor-halo{
  position: fixed; left: 0; top: 0;
  width: 480px; height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(199,240,83,0.10), transparent 65%);
  pointer-events: none;
  transform: translate(-50%,-50%);
  transition: opacity 0.4s;
  opacity: 0;
  z-index: 0;
  mix-blend-mode: screen;
}

/* ===== Glass primitive ===== */
.glass{
  background: var(--glass);
  border: 1px solid var(--hairline);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-radius: var(--r-lg);
  position: relative;
  overflow: hidden;
}
.glass::before{
  content:"";
  position: absolute; inset: 0;
  border-radius: inherit;
  background: linear-gradient(140deg, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0) 30%, rgba(255,255,255,0) 70%, rgba(255,255,255,0.04) 100%);
  pointer-events: none;
}
.glass::after{
  content:"";
  position: absolute; inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.10);
  pointer-events: none;
}

/* ===== Nav ===== */
.nav{
  position: fixed; top: 20px; left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  padding: 8px;
  border-radius: 999px;
  display: flex; align-items: center; gap: 4px;
}
.nav::before, .nav::after{ border-radius: 999px; }
.nav .logo{
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px 8px 12px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.nav .logo .mark{
  width: 22px; height: 22px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), #9bc738);
  color: var(--bg);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px;
  letter-spacing: -0.04em;
  box-shadow: 0 0 24px rgba(199,240,83,0.45);
}
.nav .links{
  display: flex; gap: 2px; padding: 0 6px;
}
.nav .links a{
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-2);
  letter-spacing: -0.01em;
  transition: background .2s, color .2s;
}
.nav .links a:hover{ background: var(--glass-2); color: var(--ink); }
.nav .links a.active{ background: var(--glass-2); color: var(--ink); }
.nav .cta{
  padding: 9px 14px 9px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--bg);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.01em;
  display: inline-flex; align-items: center; gap: 6px;
  transition: transform .2s, box-shadow .2s;
}
.nav .cta:hover{
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(199,240,83,0.30);
}

/* ===== Wrap ===== */
.wrap{
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}

/* ===== Common: pills, badges ===== */
.pill-row{
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 6px 5px 14px;
  border-radius: 999px;
  background: var(--glass);
  border: 1px solid var(--hairline);
  backdrop-filter: blur(12px);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-2);
  letter-spacing: 0.02em;
}
.pill-row .live{
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2.4s infinite;
}
.pill-row .chip{
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: var(--ink);
  letter-spacing: -0.01em;
  font-family: var(--sans);
}
@keyframes pulse{ 0%,70%,100%{ opacity:1; transform: scale(1);} 80%{ opacity:.4; transform: scale(.85);} }

.tag{
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-2);
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  white-space: nowrap;
}
.tag.active{ color: var(--accent); border-color: rgba(199,240,83,0.3); background: rgba(199,240,83,0.08); }
.tag.done  { color: var(--ink-3); }
.tag .dot{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ink-3);
}
.tag.active .dot{ background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: pulse 2.4s infinite; }
.tag.done   .dot{ background: var(--ink-4); }

/* ===== Page-title hero (used on sub-pages) ===== */
.page-hero{
  padding: 140px 0 64px;
  position: relative;
}
.page-hero .meta{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  margin-bottom: 20px;
  display: inline-flex; align-items: center; gap: 10px;
}
.page-hero .meta .accent{ color: var(--accent); }
.page-hero h1{
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(56px, 9vw, 144px);
  line-height: 1.04;
  letter-spacing: -0.06em;
  margin: 0;
  padding-bottom: 0.06em;
  color: var(--ink);
  background: linear-gradient(180deg, #ffffff 0%, #b9bdc8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-hero h1 .lime{
  -webkit-text-fill-color: var(--accent);
  color: var(--accent);
  background: none;
}
.page-hero .deck{
  margin-top: 28px;
  font-family: var(--sans);
  font-weight: 300;
  font-size: 20px;
  line-height: 1.45;
  letter-spacing: -0.015em;
  color: var(--ink-2);
  max-width: 56ch;
  text-wrap: pretty;
}

/* ===== Section label ===== */
.sec-label{
  display: flex; align-items: center; gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  margin: 80px 0 28px;
}
.sec-label .n{ color: var(--accent); }
.sec-label .ttl{ color: var(--ink); font-family: var(--sans); font-weight: 500; font-size: 13px; letter-spacing: -0.01em; }
.sec-label .count{
  margin-left: 8px; padding: 2px 8px; border-radius: 999px;
  background: var(--glass-2); border: 1px solid var(--hairline);
  color: var(--ink-2); font-size: 11px; letter-spacing: 0;
}
.sec-label::after{ content:""; flex:1; height: 1px; background: var(--hairline); }
.sec-label .more{
  color: var(--ink-2); font-family: var(--sans); font-size: 13px;
  letter-spacing: -0.01em; display: inline-flex; align-items: center; gap: 6px;
  transition: color .15s, gap .2s;
}
.sec-label .more:hover{ color: var(--accent); gap: 10px; }

/* ===== Progress bar ===== */
.progress{
  position: relative;
  height: 6px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  overflow: hidden;
  border: 1px solid var(--hairline);
}
.progress > i{
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #9bc738);
  border-radius: 999px;
  box-shadow: 0 0 16px rgba(199,240,83,0.4);
  transition: width 0.6s cubic-bezier(.2,.7,.2,1);
}
.progress.done > i{
  background: linear-gradient(90deg, var(--ink-3), var(--ink-2));
  box-shadow: none;
}

/* ===== Project card ===== */
.proj-card{
  padding: 26px 26px 22px;
  display: flex; flex-direction: column;
  gap: 18px;
  transition: transform .25s, border-color .25s;
  cursor: pointer;
}
.proj-card:hover{
  transform: translateY(-3px);
  border-color: var(--hairline-hot);
}
.proj-card .top{
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 12px;
}
.proj-card h3{
  font-family: var(--sans);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin: 0;
}
.proj-card h3 .accent{ color: var(--accent); }
.proj-card .summary{
  font-size: 14px; line-height: 1.55; color: var(--ink-2);
  margin: 0;
  text-wrap: pretty;
}
.proj-card .pct-row{
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: 0.04em;
}
.proj-card .pct-row .pct{
  font-family: var(--sans);
  font-weight: 500;
  font-size: 18px;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.proj-card .pct-row .pct .accent{ color: var(--accent); }
.proj-card .foot{
  margin-top: auto;
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 14px;
  border-top: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.proj-card .foot .arr{
  width: 28px; height: 28px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink);
  transition: background .15s, color .15s, transform .2s;
}
.proj-card:hover .foot .arr{
  background: var(--accent); color: var(--bg);
  transform: translateX(3px);
}

/* ===== Blog row item ===== */
.archive{
  padding: 8px;
  display: flex; flex-direction: column;
  gap: 4px;
}
.item{
  display: grid;
  grid-template-columns: 70px 1fr auto 32px;
  gap: 28px;
  align-items: center;
  padding: 20px 22px;
  border-radius: var(--r-md);
  transition: background .2s, padding-left .2s;
  cursor: pointer;
  position: relative;
}
.item + .item{ border-top: 1px solid var(--hairline); border-radius: 0; }
.item:hover{ background: rgba(255,255,255,0.04); padding-left: 28px; }
.item .num{
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: 0.04em;
}
.item .ttl{
  font-family: var(--sans);
  font-weight: 500; font-size: 19px;
  letter-spacing: -0.02em;
  color: var(--ink); line-height: 1.2;
}
.item .ttl .accent{ color: var(--accent); }
.item .ttl .sub{
  display: block;
  margin-top: 5px;
  font-weight: 400; font-size: 14px;
  color: var(--ink-3); letter-spacing: -0.005em;
}
.item .arr{
  font-size: 20px; color: var(--ink-3);
  text-align: right;
  transition: transform .25s, color .15s;
}
.item:hover .arr{ color: var(--accent); transform: translateX(6px); }

/* ===== Footer ===== */
footer.foot{
  margin-top: 120px;
  padding: 0 0 48px;
  position: relative;
  z-index: 2;
}
.foot-card{ padding: 56px 48px; position: relative; }
.foot-grid{
  display: grid;
  grid-template-columns: minmax(0, 2.4fr) repeat(3, minmax(120px, 1fr));
  gap: 40px;
}
.foot-brand{
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(48px, 7vw, 104px);
  line-height: 1.04;
  letter-spacing: -0.055em;
  margin: 0 0 24px;
  padding-bottom: 0.06em;
  background: linear-gradient(180deg, #ffffff, #6f7382);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.foot-brand .accent{ -webkit-text-fill-color: var(--accent); background: none; color: var(--accent);}
.foot-tag{
  font-family: var(--sans); font-weight: 300;
  font-size: 16px; color: var(--ink-2);
  max-width: 32ch;
}
.foot-grid > *{ min-width: 0; }
.foot-col h4{
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.04em; color: var(--ink-3);
  margin: 0 0 18px; font-weight: 400;
}
.foot-col a{
  display: block; font-size: 14px;
  color: var(--ink); padding: 5px 0;
  letter-spacing: -0.01em; transition: color .15s;
}
.foot-col a:hover{ color: var(--accent); }
.foot-bottom{
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: 0.04em;
}

/* ===== Responsive ===== */
@media (max-width: 960px){
  .foot-grid{ grid-template-columns: 1fr 1fr; gap: 32px; }
  .item{ grid-template-columns: 50px 1fr 32px; }
}
@media (max-width: 720px){
  .wrap{ padding: 0 16px; }
  .nav{ top: 10px; }
  .nav .links{ display: none; }
  .page-hero{ padding: 120px 0 48px; }
  .foot-card{ padding: 40px 28px; }
  .foot-grid{ grid-template-columns: 1fr; }
}