/* ============================================================================
   Nidus Technica — Website styles. Built on tokens.css.
   Beetus build 1.1
   ============================================================================ */
*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-font-smoothing:antialiased; }
body{ margin:0; background:var(--nt-paper); color:var(--nt-text);
  font-family:var(--nt-font-text); font-size:17px; line-height:var(--nt-leading-body); }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
::selection{ background:var(--nt-olive); color:#fff; }

.wrap{ max-width:1180px; margin:0 auto; padding:0 32px; }
.wrap-narrow{ max-width:840px; margin:0 auto; padding:0 32px; }

/* display type */
.display{ font-family:var(--nt-font-display); font-weight:300; line-height:1.04; letter-spacing:-0.01em; }
.eyebrow{ font-family:var(--nt-font-text); font-size:12px; font-weight:500; letter-spacing:.3em;
  text-transform:uppercase; color:var(--nt-olive); }
.eyebrow.on-dark{ color:var(--nt-gold); }
.lead{ font-size:21px; line-height:1.6; font-weight:300; color:var(--nt-text-muted); }

/* ───────────────────────── NAV ───────────────────────── */
.nav{ position:fixed; top:0; left:0; right:0; z-index:100; height:58px;
  display:flex; align-items:center; justify-content:space-between; padding:0 32px;
  background:rgba(251,250,247,.7); backdrop-filter:saturate(180%) blur(20px); -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent; transition:background var(--nt-dur), border-color var(--nt-dur); }
.nav.scrolled{ background:rgba(251,250,247,.86); border-bottom-color:var(--nt-border); }
.nav .brand{ display:flex; align-items:center; gap:11px; }
.nav .brand-lockup{ display:flex; flex-direction:column; gap:3px; }
.nav .brand-lockup .brand-tk{ font-family:'Montserrat',sans-serif; font-size:7px; letter-spacing:.42em; text-transform:uppercase; color:var(--nt-olive-deep); padding-left:.42em; }
.nav .links{ display:flex; gap:30px; align-items:center; }
.nav .links a{ font-size:12px; letter-spacing:.16em; text-transform:uppercase; color:var(--nt-deep-gray);
  padding:6px 0; position:relative; transition:color var(--nt-dur); }
.nav .links a::after{ content:''; position:absolute; left:0; right:0; bottom:-2px; height:1px; background:var(--nt-olive-deep);
  transform:scaleX(0); transform-origin:left; transition:transform var(--nt-dur) var(--nt-ease); }
.nav .links a:hover{ color:var(--nt-charcoal); }
.nav .links a:hover::after, .nav .links a.active::after{ transform:scaleX(1); }
.nav .links a.active{ color:var(--nt-olive-deep); }
.nav .cta{ font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:#fff; background:var(--nt-charcoal);
  padding:9px 17px; border-radius:var(--nt-radius-pill); transition:background var(--nt-dur); }
.nav .cta:hover{ background:var(--nt-olive); }
.nav .burger{ display:none; }
@media(max-width:880px){
  .nav .links{ display:none; }
  .nav .burger{ display:flex; flex-direction:column; gap:5px; cursor:pointer; padding:8px; }
  .nav .burger span{ width:22px; height:1.5px; background:var(--nt-charcoal); transition:transform var(--nt-dur), opacity var(--nt-dur); }
  .mobile-menu{ position:fixed; inset:58px 0 0; z-index:99; background:rgba(251,250,247,.97); backdrop-filter:blur(20px);
    display:flex; flex-direction:column; gap:6px; padding:30px 32px; transform:translateY(-12px); opacity:0; pointer-events:none; transition:all var(--nt-dur); }
  .mobile-menu.open{ transform:none; opacity:1; pointer-events:auto; }
  .mobile-menu a{ font-family:var(--nt-font-display); font-weight:300; font-size:26px; padding:12px 0; border-bottom:1px solid var(--nt-border); }
}

/* ───────────────────────── CLOUD SCENE ───────────────────────── */
/* deep forest-green ambiance for cinematic darks */
:root{
  --forest-0:#0a0f0a;   /* deepest near-black green */
  --forest-1:#0f160f;
  --forest-2:#16211a;
  --forest-3:#1f2c20;
  --forest-green:#2c3c2c;
}
.scene{ position:relative; overflow:hidden; background:var(--forest-0); }
.scene .photo{ position:absolute; inset:-8% 0; background-size:cover; background-position:center 38%; will-change:transform; }
/* green color-grade + cinematic vignette over the imagery, under the text */
.scene::before{ content:''; position:absolute; inset:0; pointer-events:none; z-index:1;
  background:linear-gradient(180deg, rgba(20,34,24,.28), rgba(8,14,9,.12) 45%, rgba(8,12,8,.4));
  mix-blend-mode:multiply; }
.scene::after{ content:''; position:absolute; inset:0; pointer-events:none; z-index:1;
  background:radial-gradient(125% 100% at 50% 32%, transparent 38%, rgba(5,9,6,.62) 100%); }
.scene .scrim{ position:absolute; inset:0; }
.cloud-layer{ position:absolute; left:0; height:100%; width:200%; background-repeat:repeat-x;
  background-size:50% 100%; pointer-events:none; will-change:transform; opacity:.85; }
.cloud-far{ background-image:url(fog-far.png); animation:drift 110s linear infinite; bottom:0; opacity:.7; }
.cloud-near{ background-image:url(fog-near.png); animation:drift 64s linear infinite; bottom:0; }
.cloud-near2{ background-image:url(fog-near.png); animation:drift 88s linear infinite reverse; bottom:0; opacity:.5; }
@keyframes drift{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
@media(prefers-reduced-motion:reduce){ .cloud-layer{ animation:none; } }

/* ───────────────────────── HERO ───────────────────────── */
.hero{ position:relative; min-height:100vh; display:flex; align-items:center; overflow:hidden; }
.hero .scene.hero-scene{ position:absolute; inset:0; z-index:0; }
.hero .scrim{ background:
  linear-gradient(90deg, rgba(7,13,8,.88) 0%, rgba(10,17,11,.55) 42%, rgba(10,17,11,.16) 74%, rgba(7,11,7,.46) 100%),
  linear-gradient(0deg, rgba(7,11,7,.66), rgba(7,11,7,0) 42%); }
.hero-content{ position:relative; z-index:2; color:var(--nt-stone); padding-top:58px; }
.hero h1{ font-size:clamp(44px, 7vw, 92px); color:var(--nt-stone); margin:18px 0 0; max-width:14ch; }
.hero .lead{ color:#d7dace; margin-top:26px; max-width:46ch; }
.hero .actions{ margin-top:40px; display:flex; gap:16px; align-items:center; flex-wrap:wrap; }
.scroll-cue{ position:absolute; bottom:34px; left:50%; transform:translateX(-50%); z-index:2; color:rgba(255,255,255,.6);
  font-size:10px; letter-spacing:.28em; text-transform:uppercase; display:flex; flex-direction:column; align-items:center; gap:10px; }
.scroll-cue .line{ width:1px; height:46px; background:linear-gradient(rgba(255,255,255,.6), transparent); animation:cue 2.4s var(--nt-ease) infinite; transform-origin:top; }
@keyframes cue{ 0%{ transform:scaleY(0); } 40%{ transform:scaleY(1); } 100%{ transform:scaleY(0); opacity:.2; } }

/* buttons */
.btn{ font-family:var(--nt-font-text); font-size:13px; letter-spacing:.14em; text-transform:uppercase; cursor:pointer;
  padding:14px 28px; border-radius:var(--nt-radius-pill); border:1px solid transparent; display:inline-flex; align-items:center; gap:10px;
  transition:all var(--nt-dur) var(--nt-ease); }
.btn-gold{ background:var(--nt-gold); color:var(--nt-charcoal); }
.btn-gold:hover{ background:var(--nt-gold-light); }
.btn-light{ background:var(--nt-stone); color:var(--nt-charcoal); }
.btn-light:hover{ background:#fff; }
.btn-ink{ background:var(--nt-charcoal); color:var(--nt-stone); }
.btn-ink:hover{ background:var(--nt-olive); }
.btn-ghost-light{ background:transparent; color:var(--nt-text-subtle); border-color:rgba(255,255,255,.5); }
.btn-ghost-light:hover{ border-color:#fff; background:rgba(255,255,255,.08); }
.btn-ghost{ background:transparent; color:var(--nt-charcoal); border-color:var(--nt-warm-gray); }
.btn-ghost:hover{ border-color:var(--nt-charcoal); }
.arrow{ transition:transform var(--nt-dur) var(--nt-ease); }
.btn:hover .arrow{ transform:translateX(4px); }

/* ───────────────────────── SECTIONS ───────────────────────── */
.section{ padding:130px 0; }
.section.tight{ padding:90px 0; }
.section h2{ font-size:clamp(32px,4.4vw,54px); margin:14px 0 0; }
.section .lead{ margin-top:22px; }
.section.ink{ background:#101a12; color:var(--nt-stone); }
.section.ink h2{ color:var(--nt-stone); }
.section.stone{ background:var(--nt-stone); }

/* divider scene (cloud band between sections) */
.divider{ position:relative; height:62vh; min-height:440px; display:flex; align-items:center; justify-content:center; }
.divider .scrim{ background:linear-gradient(rgba(10,17,11,.62), rgba(14,22,15,.42) 50%, rgba(7,11,7,.8)); }
.divider .content{ position:relative; z-index:2; text-align:center; color:var(--nt-stone); padding:0 32px; }
.divider .content .statement{ font-family:var(--nt-font-display); font-weight:300; font-size:clamp(28px,4.2vw,52px); line-height:1.18; max-width:18ch; margin:0 auto; }

/* reveal — content is visible by default; only hidden once JS adds `.motion` to <html> */
.motion .reveal{ opacity:0; transform:translateY(30px); transition:opacity 1s var(--nt-ease), transform 1s var(--nt-ease); }
.motion .reveal.in{ opacity:1; transform:none; }
@media(prefers-reduced-motion:reduce){ .motion .reveal{ opacity:1; transform:none; } }

/* principles sticky scene */
.principles{ position:relative; background:linear-gradient(180deg,#16221a 0%,#0f1810 58%,#0a0f0a 100%); color:var(--nt-stone); }
.principles .sticky{ position:sticky; top:0; height:100vh; display:flex; align-items:center; overflow:hidden; }
.principles .emblem-stage{ position:absolute; right:6%; top:50%; transform:translateY(-50%); opacity:.9; }
.principle{ position:absolute; max-width:560px; transition:opacity .6s var(--nt-ease), transform .6s var(--nt-ease); opacity:0; transform:translateY(24px); }
.principle.active{ opacity:1; transform:none; }
.principle .num{ font-family:var(--nt-font-mono); font-size:13px; letter-spacing:.2em; color:var(--nt-gold); }
.principle h3{ font-family:var(--nt-font-display); font-weight:300; font-size:clamp(34px,5vw,64px); margin:14px 0 18px; color:var(--nt-olive); }
.principle p{ font-size:19px; line-height:1.65; color:#c7c9bf; font-weight:300; }
.principles .progress{ position:absolute; left:32px; bottom:48px; display:flex; gap:10px; z-index:3; }
.principles .progress .dot{ width:28px; height:2px; background:rgba(255,255,255,.25); transition:background var(--nt-dur); }
.principles .progress .dot.on{ background:var(--nt-gold); }

/* cards */
.grid{ display:grid; gap:24px; margin-top:56px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.card{ background:var(--nt-surface); border:1px solid var(--nt-border); border-radius:var(--nt-radius-lg); padding:34px 32px;
  transition:transform var(--nt-dur) var(--nt-ease), box-shadow var(--nt-dur); }
.card:hover{ transform:translateY(-4px); box-shadow:var(--nt-shadow-md); }
.card .k{ font-family:var(--nt-font-mono); font-size:12px; letter-spacing:.16em; color:var(--nt-olive); }
.card h3{ font-family:var(--nt-font-display); font-weight:400; font-size:23px; margin:14px 0 10px; }
.card p{ font-size:15px; line-height:1.7; color:var(--nt-text-muted); margin:0; }
.card.ink{ background:#202020; border-color:rgba(255,255,255,.1); }
.card.ink h3{ color:var(--nt-stone); } .card.ink p{ color:#b8b6ad; } .card.ink .k{ color:var(--nt-gold); }

/* work teaser cards */
.work-card{ position:relative; border-radius:var(--nt-radius-lg); overflow:hidden; aspect-ratio:4/3; display:flex; align-items:flex-end;
  background:var(--nt-charcoal); cursor:pointer; }
.work-card .ph{ position:absolute; inset:0; background-size:cover; background-position:center; transform:scale(1.02);
  transition:transform .8s var(--nt-ease), filter var(--nt-dur); filter:grayscale(.3) brightness(.62); }
.work-card:hover .ph{ transform:scale(1.08); filter:grayscale(0) brightness(.7); }
.work-card .scrim{ position:absolute; inset:0; background:linear-gradient(rgba(10,12,8,.1), rgba(10,12,8,.85)); }
.work-card .meta{ position:relative; z-index:2; padding:28px; color:var(--nt-stone); }
.work-card .meta .sec{ font-size:11px; letter-spacing:.2em; text-transform:uppercase; color:var(--nt-gold); }
.work-card .meta h3{ font-family:var(--nt-font-display); font-weight:300; font-size:24px; margin:8px 0 0; color: var(--nt-text-subtle); }
.work-card .meta .redact{ display:inline-block; margin-top:8px; height:11px; width:120px; background:rgba(255,255,255,.28); border-radius:2px; }

/* footer */
.footer{ background:var(--forest-0); color:#aeb3a6; padding:80px 0 40px; }
.footer .top{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; }
.footer h4{ font-family:var(--nt-font-text); font-size:11px; letter-spacing:.2em; text-transform:uppercase; color:var(--nt-olive); margin:0 0 18px; }
.footer a{ display:block; font-size:14px; color:#b8b6ad; padding:5px 0; transition:color var(--nt-dur); }
.footer a:hover{ color:var(--nt-gold); }
.footer .brand-col .creed{ font-size:11px; letter-spacing:.22em; text-transform:uppercase; color:var(--nt-gold); margin-top:18px; }
.footer .brand-col p{ font-size:13.5px; line-height:1.7; color:#8d8a82; max-width:34ch; margin:16px 0 0; }
.footer .bottom{ display:flex; justify-content:space-between; align-items:center; margin-top:64px; padding-top:26px;
  border-top:1px solid rgba(255,255,255,.12); font-size:11px; letter-spacing:.1em; color:#75736c; }
@media(max-width:880px){ .footer .top{ grid-template-columns:1fr 1fr; gap:34px; } .grid-3,.grid-2{ grid-template-columns:1fr; } .footer .bottom{ flex-direction:column; gap:12px; } }

/* contact */
.field{ display:block; margin-bottom:22px; }
.field span{ font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--nt-text-muted); }
.field input, .field textarea{ display:block; width:100%; margin-top:9px; padding:14px 16px; font-family:var(--nt-font-text); font-size:15px;
  color:var(--nt-text); background:var(--nt-surface); border:1px solid var(--nt-border); border-radius:var(--nt-radius-sm); outline:none;
  transition:border-color var(--nt-dur); }
.field input:focus, .field textarea:focus{ border-color:var(--nt-olive); }
.field textarea{ resize:vertical; min-height:130px; }

/* insights list */
.post{ display:grid; grid-template-columns:130px 1fr auto; gap:30px; align-items:baseline; padding:34px 0; border-top:1px solid var(--nt-border);
  transition:padding-left var(--nt-dur) var(--nt-ease); }
.post:hover{ padding-left:10px; }
.post .date{ font-family:var(--nt-font-mono); font-size:12px; color:var(--nt-text-subtle); letter-spacing:.05em; }
.post .t{ font-family:var(--nt-font-display); font-weight:400; font-size:24px; }
.post .cat{ font-size:11px; letter-spacing:.18em; text-transform:uppercase; color:var(--nt-olive); }
@media(max-width:760px){ .post{ grid-template-columns:1fr; gap:8px; } }

/* ============================================================================
   DARK MODE — white text on deep forest green / black / moody scenes.
   Appended last so these win. The cinematic forest scenes now blend into the
   whole site instead of contrasting a light page.
   ============================================================================ */
:root{
  --nt-paper:#090d09;            /* body / default section */
  --nt-stone:#0f1610;            /* alternating band */
  --nt-surface:#141d16;          /* cards, inputs */
  --nt-text:#e9ece1;
  --nt-text-muted:#a8af9f;
  --nt-text-subtle:#8a9183;
  --nt-border:#26321f;
  /* olive reads too dark on near-black — lift the accent to a visible sage for all CSS text/labels.
     (the emblem's green core is set separately in JS, so it stays brand-olive.) */
  --nt-olive:#9bad8a;
  --nt-olive-deep:#9bad8a;
}
body{ background:var(--nt-paper); color:var(--nt-text); }
::selection{ background:var(--nt-olive); color:#fff; }
.eyebrow{ color:#9bad8a; }

/* nav — frosted dark glass */
.nav{ background:rgba(9,13,9,.66); }
.nav.scrolled{ background:rgba(9,13,9,.86); border-bottom-color:rgba(255,255,255,.09); }
.nav .links a{ color:#aeb4a4; }
.nav .links a:hover{ color:#fff; }
.nav .links a.active{ color:var(--nt-gold-light); }
.nav .links a::after{ background:var(--nt-gold); }
.nav .brand-lockup .brand-tk{ color:var(--nt-gold); }
.nav .cta{ background:var(--nt-gold); color:#0a0f0a; }
.nav .cta:hover{ background:var(--nt-gold-light); }
.nav .burger span{ background:#e9ece1; }
.mobile-menu{ background:rgba(9,13,9,.97); }
.mobile-menu a{ color:#e9ece1; border-bottom-color:rgba(255,255,255,.1); }

/* sections / cards */
.section.ink{ background:#0d160e; }
.section.stone{ background:var(--nt-stone); }
.card{ background:var(--nt-surface); border-color:var(--nt-border); }
.card:hover{ box-shadow:0 18px 50px rgba(0,0,0,.5); }
.card h3{ color:var(--nt-text); }
.card.ink{ background:#0d160e; }

/* buttons on dark */
.btn-ink{ background:#e9ece1; color:#0a0f0a; }
.btn-ink:hover{ background:#fff; }
.btn-ghost{ color:#e9ece1; border-color:rgba(255,255,255,.34); }
.btn-ghost:hover{ border-color:#fff; background:rgba(255,255,255,.06); }

/* prose / article — body-prefixed to outrank the article block that follows in source */
body .prose p{ color:#cfd3c7; }
body .prose p:first-of-type::first-letter{ color:var(--nt-gold); }
body .prose h3{ color:var(--nt-text); }
body .prose blockquote{ border-left-color:var(--nt-gold); }
body .prose blockquote p{ color:var(--nt-text); }
body .post-nav a{ background:#0d130c; }
body .post-nav a:hover{ background:#131c14; }
body .post-nav .pt{ color:var(--nt-text); }
body .article-hero{ border-bottom-color:var(--nt-border); }

/* insights list */
.post{ border-top-color:var(--nt-border); }
.post .t{ color:var(--nt-text); }

/* footer slightly lighter text for legibility */
.footer{ background:#070b07; }

/* page hero (interior) */
.page-hero{ position:relative; padding:160px 0 80px; }
.page-hero h1{ font-size:clamp(40px,6vw,76px); margin:16px 0 0; }
.page-hero .lead{ margin-top:24px; max-width:52ch; }

/* ───────────────────────── ARTICLE ───────────────────────── */
.article-hero{ padding:150px 0 60px; border-bottom:1px solid var(--nt-border); }
.article-hero .meta{ display:flex; gap:16px; align-items:center; font-size:11px; letter-spacing:.18em; text-transform:uppercase; color:var(--nt-text-subtle); }
.article-hero .meta .cat{ color:var(--nt-olive); }
.article-hero h1{ font-family:var(--nt-font-display); font-weight:300; font-size:clamp(34px,5vw,60px); line-height:1.08; margin:22px 0 0; letter-spacing:-0.01em; max-width:20ch; }
.article-hero .dek{ font-size:21px; line-height:1.6; font-weight:300; color:var(--nt-text-muted); margin:24px 0 0; max-width:54ch; }
.prose{ max-width:680px; margin:0 auto; padding:72px 0; }
.prose p{ font-size:18px; line-height:1.78; color:#37352f; margin:0 0 26px; font-weight:300; }
.prose p:first-of-type::first-letter{ font-family:var(--nt-font-display); font-weight:300; font-size:64px; line-height:.8; float:left; padding:6px 14px 0 0; color:var(--nt-olive-deep); }
.prose h3{ font-family:var(--nt-font-display); font-weight:400; font-size:26px; margin:46px 0 16px; }
.prose blockquote{ margin:46px 0; padding:8px 0 8px 32px; border-left:2px solid var(--nt-olive); }
.prose blockquote p{ font-family:var(--nt-font-display); font-weight:300; font-size:26px; line-height:1.4; color:var(--nt-charcoal); }
.prose .sig{ font-size:13px; letter-spacing:.04em; color:var(--nt-text-subtle); margin-top:46px; padding-top:26px; border-top:1px solid var(--nt-border); }
.post-nav{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--nt-border); border-top:1px solid var(--nt-border); border-bottom:1px solid var(--nt-border); }
.post-nav a{ background:var(--nt-paper); padding:40px 32px; transition:background var(--nt-dur); }
.post-nav a:hover{ background:var(--nt-stone); }
.post-nav a.next{ text-align:right; }
.post-nav .dir{ font-size:11px; letter-spacing:.18em; text-transform:uppercase; color:var(--nt-olive); }
.post-nav .pt{ font-family:var(--nt-font-display); font-weight:400; font-size:19px; margin-top:10px; display:block; color:var(--nt-charcoal); }
@media(max-width:760px){ .post-nav{ grid-template-columns:1fr; } .post-nav a.next{ text-align:left; } }