/* ============================================================
   Noor Photonics — shared stylesheet
   Palette: deep night navy + gold (noor = light) + teal data accent
   ============================================================ */

:root{
  --bg:        #06080f;
  --bg-2:      #0a0f1c;
  --panel:     #0c1322;
  --panel-2:   #111a2e;
  --line:      rgba(148,163,184,.14);
  --line-strong:rgba(148,163,184,.28);
  --text:      #e9eef7;
  --muted:     #97a2b8;
  --faint:     #66718a;
  --gold:      #e9b959;
  --gold-2:    #f5d489;
  --gold-dim:  rgba(233,185,89,.35);
  --teal:      #5eead4;
  --radius:    16px;
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body:    "Inter", system-ui, -apple-system, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, "SF Mono", monospace;
}

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
::selection{ background:var(--gold); color:#141005; }

.wrap{ max-width:1160px; margin:0 auto; padding:0 28px; }

/* ---------- navigation ---------- */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:60;
  backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  background:rgba(6,8,15,.66);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:1160px; margin:0 auto; padding:0 28px;
  height:70px; display:flex; align-items:center; justify-content:space-between;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand svg{ width:46px; height:33px; }
.brand span{
  font-family:var(--font-display); font-weight:700; font-size:1.18rem;
  letter-spacing:.01em;
}
.brand span em{ font-style:normal; color:var(--gold); font-weight:500; }
.nav-links{ display:flex; align-items:center; gap:34px; }
.nav-links a{
  font-size:.92rem; font-weight:500; color:var(--muted);
  transition:color .25s;
}
.nav-links a:hover{ color:var(--text); }
.nav-links a.active{ color:var(--gold); }
.nav-links a.btn{ color:#141005; }
.nav-toggle{
  display:none; background:none; border:1px solid var(--line);
  border-radius:10px; padding:8px 10px; color:var(--text); cursor:pointer;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:9px;
  background:linear-gradient(180deg,var(--gold-2),var(--gold));
  color:#141005; font-weight:600; font-size:.95rem;
  padding:13px 26px; border-radius:999px; border:none; cursor:pointer;
  transition:transform .22s, box-shadow .22s;
}
.btn:hover{ transform:translateY(-2px); box-shadow:0 8px 32px rgba(233,185,89,.28); }
.btn.small{ padding:9px 20px; font-size:.88rem; }
.btn.ghost{
  background:transparent; color:var(--text);
  border:1px solid var(--line-strong);
}
.btn.ghost:hover{ border-color:var(--gold); color:var(--gold-2); box-shadow:none; }

/* ---------- hero ---------- */
.hero{
  position:relative; min-height:94vh;
  display:flex; align-items:center;
  overflow:hidden;
}
.hero canvas{ position:absolute; inset:0; width:100%; height:100%; }
.hero::after{
  content:""; position:absolute; inset:auto 0 0 0; height:32vh;
  background:linear-gradient(180deg,transparent,var(--bg));
  pointer-events:none;
}
.hero-content{ position:relative; z-index:2; padding:140px 0 90px; max-width:820px; }
.eyebrow{
  font-family:var(--font-mono); font-size:.78rem; letter-spacing:.22em;
  text-transform:uppercase; color:var(--gold);
  display:flex; align-items:center; gap:14px; margin-bottom:28px;
}
.eyebrow::before{ content:""; width:36px; height:1px; background:var(--gold); }
h1{
  font-family:var(--font-display); font-weight:700;
  font-size:clamp(2.7rem, 6.2vw, 4.7rem);
  line-height:1.05; letter-spacing:-.02em; margin-bottom:26px;
}
h1 .glow{
  background:linear-gradient(120deg,var(--gold-2),var(--gold) 60%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero p.lead{ font-size:1.22rem; color:var(--muted); max-width:640px; margin-bottom:40px; }
.hero-ctas{ display:flex; gap:16px; flex-wrap:wrap; }
.scroll-cue{
  position:absolute; bottom:30px; left:50%; transform:translateX(-50%);
  z-index:2; color:var(--faint); font-family:var(--font-mono); font-size:.72rem;
  letter-spacing:.2em; text-transform:uppercase;
  animation:cue 2.6s ease-in-out infinite;
}
@keyframes cue{ 0%,100%{opacity:.4; transform:translate(-50%,0)} 50%{opacity:1; transform:translate(-50%,6px)} }

/* ---------- sections ---------- */
.section{ padding:104px 0; position:relative; }
.section.alt{ background:var(--bg-2); border-block:1px solid var(--line); }
.kicker{
  font-family:var(--font-mono); font-size:.76rem; letter-spacing:.24em;
  text-transform:uppercase; color:var(--gold); margin-bottom:18px;
}
h2.display{
  font-family:var(--font-display); font-weight:700;
  font-size:clamp(1.9rem, 3.6vw, 2.9rem);
  line-height:1.12; letter-spacing:-.015em; margin-bottom:22px; max-width:760px;
}
.lead{ font-size:1.13rem; color:var(--muted); max-width:720px; }
.section-head{ margin-bottom:56px; }

/* ---------- stats band ---------- */
.stats{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--line); border-block:1px solid var(--line);
}
.stat{ background:var(--bg); padding:44px 34px; }
.stat b{
  display:block; font-family:var(--font-mono); font-weight:600;
  font-size:2.3rem; color:var(--gold); margin-bottom:8px; letter-spacing:-.02em;
}
.stat span{ font-size:.9rem; color:var(--muted); line-height:1.5; display:block; }
.stat-note{ font-size:.78rem; color:var(--faint); padding:14px 0 0; font-family:var(--font-mono); }

/* ---------- grids & cards ---------- */
.grid2{ display:grid; grid-template-columns:1fr 1fr; gap:28px; }
.grid3{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.grid4{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.card{
  background:linear-gradient(180deg,var(--panel-2),var(--panel));
  border:1px solid var(--line); border-radius:var(--radius);
  padding:32px 30px;
  transition:transform .3s, border-color .3s, box-shadow .3s;
}
.card:hover{
  transform:translateY(-4px); border-color:var(--gold-dim);
  box-shadow:0 18px 48px rgba(0,0,0,.4);
}
.card .icon{
  width:46px; height:46px; border-radius:12px; margin-bottom:22px;
  display:flex; align-items:center; justify-content:center;
  background:rgba(233,185,89,.09); border:1px solid var(--gold-dim);
}
.card .icon svg{ width:22px; height:22px; stroke:var(--gold); fill:none; stroke-width:1.7; }
.card h3{
  font-family:var(--font-display); font-size:1.22rem; font-weight:600;
  margin-bottom:12px; letter-spacing:-.01em;
}
.card p{ font-size:.95rem; color:var(--muted); }
.card .more{
  display:inline-block; margin-top:18px; font-size:.88rem; font-weight:600;
  color:var(--gold); transition:letter-spacing .25s;
}
.card .more:hover{ letter-spacing:.03em; }
.card ul{ list-style:none; margin-top:14px; }
.card ul li{
  font-size:.92rem; color:var(--muted); padding:7px 0 7px 22px; position:relative;
  border-bottom:1px dashed var(--line);
}
.card ul li:last-child{ border-bottom:none; }
.card ul li::before{ content:"—"; position:absolute; left:0; color:var(--gold); }

.tag{
  display:inline-block; font-family:var(--font-mono); font-size:.7rem;
  letter-spacing:.14em; text-transform:uppercase; color:var(--teal);
  border:1px solid rgba(94,234,212,.3); background:rgba(94,234,212,.06);
  padding:4px 12px; border-radius:999px; margin-bottom:18px;
}
.tag.gold{ color:var(--gold); border-color:var(--gold-dim); background:rgba(233,185,89,.07); }

/* ---------- image placeholders ---------- */
.ph{
  position:relative; border:1px dashed var(--gold-dim); border-radius:14px;
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,.022) 0 14px, transparent 14px 28px),
    radial-gradient(120% 120% at 30% 20%, rgba(233,185,89,.05), transparent 55%),
    var(--bg-2);
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:10px; color:var(--faint); overflow:hidden;
}
.ph::before{
  content:""; width:38px; height:38px; border-radius:50%;
  border:1.5px solid var(--gold-dim);
  background:radial-gradient(circle at 35% 35%, rgba(233,185,89,.25), transparent 60%);
}
.ph span{
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.12em;
  text-transform:uppercase; text-align:center; padding:0 20px; line-height:1.8;
}
.ph-169{ aspect-ratio:16/9; }
.ph-43{ aspect-ratio:4/3; }
.ph-11{ aspect-ratio:1/1; }
.ph-port{ aspect-ratio:3/4; }
.ph-wide{ aspect-ratio:21/8; }

/* ---------- feature split ---------- */
.split{ display:grid; grid-template-columns:1.05fr .95fr; gap:64px; align-items:center; }
.split.rev{ grid-template-columns:.95fr 1.05fr; }
.split .kicker{ margin-bottom:14px; }
.split h2{ margin-bottom:18px; }
.split p{ color:var(--muted); margin-bottom:16px; }
.figure-panel{
  background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
  padding:30px;
}
.figure-panel figcaption{
  font-family:var(--font-mono); font-size:.74rem; color:var(--faint);
  margin-top:16px; line-height:1.7;
}

/* ---------- spec tables ---------- */
.spec-table{ width:100%; border-collapse:collapse; font-size:.94rem; }
.spec-table th, .spec-table td{
  padding:15px 18px; text-align:left; border-bottom:1px solid var(--line);
  vertical-align:top;
}
.spec-table thead th{
  font-family:var(--font-display); font-size:1.02rem; color:var(--text);
  border-bottom:1px solid var(--line-strong);
}
.spec-table tbody th{ font-weight:500; color:var(--muted); width:30%; }
.spec-table td{ font-family:var(--font-mono); font-size:.86rem; color:var(--text); }
.spec-table td .dim{ color:var(--faint); }
.table-scroll{ overflow-x:auto; border:1px solid var(--line); border-radius:var(--radius); background:var(--panel); padding:6px 10px; }

/* ---------- product blocks ---------- */
.product-block{ padding:60px 0; border-top:1px solid var(--line); }
.product-block:first-of-type{ border-top:none; }
.product-head{ display:flex; align-items:baseline; gap:22px; flex-wrap:wrap; margin-bottom:14px; }
.product-head h2{ font-family:var(--font-display); font-size:2rem; font-weight:700; letter-spacing:-.015em; }
.product-head .tag{ margin-bottom:0; }

/* ---------- founders ---------- */
.founder-card{ text-align:left; }
.founder-card .ph{ margin-bottom:24px; }
.founder-card h3{ font-family:var(--font-display); font-size:1.3rem; margin-bottom:4px; }
.founder-card .role{ color:var(--gold); font-size:.9rem; font-weight:500; margin-bottom:14px; }
.founder-card p{ font-size:.93rem; color:var(--muted); }
.founder-links{ margin-top:16px; display:flex; gap:14px; flex-wrap:wrap; }
.founder-links a{
  font-family:var(--font-mono); font-size:.76rem; letter-spacing:.06em;
  color:var(--teal); border-bottom:1px dotted rgba(94,234,212,.4); padding-bottom:1px;
}
.founder-links a:hover{ color:var(--text); }

/* ---------- publications ---------- */
.pub-group{ margin-bottom:64px; }
.pub-group h3{
  font-family:var(--font-display); font-size:1.35rem; margin-bottom:8px;
  padding-bottom:14px; border-bottom:1px solid var(--line-strong);
}
.pub-item{ padding:20px 0; border-bottom:1px solid var(--line); display:block; transition:background .2s; }
.pub-item:hover{ background:rgba(233,185,89,.03); }
.pub-item .pub-title{ font-weight:600; font-size:1.0rem; line-height:1.45; color:var(--text); margin-bottom:6px; }
.pub-item:hover .pub-title{ color:var(--gold-2); }
.pub-item .pub-meta{ font-size:.85rem; color:var(--muted); }
.pub-item .pub-meta .venue{ color:var(--teal); font-style:italic; }
.pub-item .pub-meta .yr{ font-family:var(--font-mono); color:var(--faint); }

/* ---------- CTA band ---------- */
.cta-band{
  text-align:center; padding:110px 28px;
  background:
    radial-gradient(60% 130% at 50% 0%, rgba(233,185,89,.09), transparent 70%),
    var(--bg-2);
  border-block:1px solid var(--line);
}
.cta-band h2{ font-family:var(--font-display); font-size:clamp(1.8rem,3.4vw,2.7rem); font-weight:700; margin-bottom:18px; letter-spacing:-.015em; }
.cta-band p{ color:var(--muted); max-width:560px; margin:0 auto 36px; }

/* ---------- page hero (subpages) ---------- */
.page-hero{ padding:190px 0 70px; position:relative; overflow:hidden;
  background:
    radial-gradient(70% 120% at 80% -20%, rgba(233,185,89,.07), transparent 60%),
    radial-gradient(50% 100% at 10% -10%, rgba(94,234,212,.05), transparent 60%),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.page-hero h1{ font-size:clamp(2.3rem,5vw,3.6rem); margin-bottom:18px; }
.page-hero .lead{ font-size:1.15rem; }

/* ---------- contact ---------- */
.contact-card{ text-align:left; }
.contact-card .mono{ font-family:var(--font-mono); font-size:.92rem; color:var(--gold-2); }

/* ---------- footer ---------- */
footer{
  background:#04060b; border-top:1px solid var(--line);
  padding:74px 0 40px; font-size:.9rem;
}
.foot-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:44px; margin-bottom:54px; }
.foot-brand p{ color:var(--muted); margin-top:16px; max-width:300px; font-size:.88rem; }
.foot-brand .ar{ color:var(--gold); font-size:1.05rem; }
footer h4{
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.2em;
  text-transform:uppercase; color:var(--faint); margin-bottom:18px; font-weight:500;
}
footer ul{ list-style:none; }
footer ul li{ margin-bottom:11px; }
footer ul a{ color:var(--muted); transition:color .2s; font-size:.9rem; }
footer ul a:hover{ color:var(--gold-2); }
.foot-legal{
  border-top:1px solid var(--line); padding-top:28px;
  display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap;
  color:var(--faint); font-size:.8rem;
}

/* ---------- reveal animation ---------- */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .75s ease, transform .75s ease; }
.reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  .scroll-cue{ animation:none; }
}

/* ---------- responsive ---------- */
@media (max-width: 980px){
  .grid4{ grid-template-columns:1fr 1fr; }
  .grid3{ grid-template-columns:1fr 1fr; }
  .split, .split.rev{ grid-template-columns:1fr; gap:40px; }
  .foot-grid{ grid-template-columns:1fr 1fr; }
  .stats{ grid-template-columns:1fr 1fr; }
}
@media (max-width: 660px){
  .grid2, .grid3, .grid4{ grid-template-columns:1fr; }
  .stats{ grid-template-columns:1fr 1fr; }
  .stat{ padding:30px 24px; }
  .stat b{ font-size:1.7rem; }
  .nav-links{
    display:none; position:absolute; top:70px; left:0; right:0;
    flex-direction:column; align-items:flex-start; gap:0;
    background:rgba(6,8,15,.97); border-bottom:1px solid var(--line);
    padding:12px 28px 22px;
  }
  .nav-links.open{ display:flex; }
  .nav-links a{ padding:13px 0; width:100%; border-bottom:1px solid var(--line); }
  .nav-links a.btn{ margin-top:14px; justify-content:center; }
  .nav-toggle{ display:block; }
  .section{ padding:72px 0; }
  .hero-content{ padding-top:120px; }
}

/* ---------- product-line overview tiles ---------- */
.overview-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-top:40px; }
.tile{ padding:22px 24px; }
.tile h3{ font-family:var(--font-display); font-size:1.04rem; font-weight:600; margin-bottom:6px; }
.tile p{ font-size:.85rem; color:var(--muted); margin-bottom:10px; }
.tile .more{ margin-top:0; font-size:.82rem; }
@media (max-width: 980px){ .overview-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width: 660px){ .overview-grid{ grid-template-columns:1fr; } }

/* ---------- real figures ---------- */
.fig-img{ width:100%; display:block; border-radius:14px; border:1px solid var(--line); background:#0a0f1c; }
.fig-169{ aspect-ratio:16/9; object-fit:cover; }
.fig-43{ aspect-ratio:4/3; object-fit:cover; }
.fig-contain{ object-fit:contain; padding:12px; }

/* ---------- publication thumbnails ---------- */
.pub-item{ display:flex; gap:22px; align-items:center; }
.pub-thumb{ width:160px; flex:none; aspect-ratio:16/10; object-fit:cover;
  border-radius:10px; border:1px solid var(--line); background:#0a0f1c; }
@media (max-width:660px){ .pub-thumb{ width:104px; } }