/* ============================================================
   Latimer Group — styles.css
   Engineering-led aesthetic. Midnight + cyan + monospace detail.
   ============================================================ */

:root{
  --bg:#0a1628;
  --bg-2:#0e1c33;
  --bg-3:#13243f;
  --surface:#0f1d35;
  --ink:#e8f0f8;
  --ink-soft:#a8bcd1;
  --muted:#6a7f96;
  --line:rgba(140,180,210,.14);
  --line-2:rgba(140,180,210,.08);
  --accent:#00d4ff;
  --accent-dim:rgba(0,212,255,.6);
  --accent-glow:rgba(0,212,255,.18);
  --signal:#00ff88;
  --warn:#ffb547;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{
  background:var(--bg);
  color:var(--ink);
  font-family:'IBM Plex Sans',system-ui,sans-serif;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* Blueprint grid background */
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:url("../img/grid.svg");
  opacity:.7;
}

/* Subtle radial glow at top */
body::after{
  content:"";
  position:fixed;
  top:-200px;
  left:50%;
  transform:translateX(-50%);
  width:1200px;
  height:600px;
  pointer-events:none;
  z-index:0;
  background:radial-gradient(ellipse at center, rgba(0,212,255,.08) 0%, transparent 60%);
}

main, header, section, footer, nav{position:relative;z-index:1}

.container{max-width:1280px;margin:0 auto;padding:0 32px}
.mono{
  font-family:'IBM Plex Mono',ui-monospace,monospace;
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--accent);
}
.display{font-family:'IBM Plex Serif',Georgia,serif}

/* ============================================================
   NAV
   ============================================================ */
nav.top{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(10,22,40,.78);
  backdrop-filter:blur(16px) saturate(1.2);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 32px;
  max-width:1280px;
  margin:0 auto;
}
.logo{
  display:flex;
  align-items:center;
  gap:12px;
  font-family:'IBM Plex Serif',serif;
  font-weight:600;
  font-size:20px;
  letter-spacing:-.01em;
}
.logo-mark{
  width:32px;
  height:32px;
  position:relative;
}
.logo-mark svg{width:100%;height:100%}
.logo-tag{
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--accent);
  letter-spacing:.15em;
  padding:2px 6px;
  border:1px solid var(--accent-dim);
  margin-left:4px;
}

nav ul{list-style:none;display:flex;gap:32px}
nav ul a{
  font-size:14px;
  color:var(--ink-soft);
  transition:color .2s;
  position:relative;
}
nav ul a:hover{color:var(--accent)}
nav ul a::before{
  content:"·";
  color:var(--accent);
  margin-right:8px;
  opacity:0;
  transition:opacity .2s;
}
nav ul a:hover::before{opacity:1}

.nav-cta{display:flex;align-items:center;gap:16px}
.nav-status{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--ink-soft);
}
.nav-status .pulse{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--signal);
  box-shadow:0 0 0 0 rgba(0,255,136,.6);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(0,255,136,.6)}
  70%{box-shadow:0 0 0 8px rgba(0,255,136,0)}
  100%{box-shadow:0 0 0 0 rgba(0,255,136,0)}
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 20px;
  background:transparent;
  color:var(--ink);
  font-family:'IBM Plex Mono',monospace;
  font-size:12px;
  font-weight:500;
  letter-spacing:.08em;
  text-transform:uppercase;
  border:1px solid var(--accent);
  cursor:pointer;
  transition:all .2s;
  position:relative;
  overflow:hidden;
}
.btn::before{
  content:"";
  position:absolute;
  inset:0;
  background:var(--accent);
  transform:translateY(100%);
  transition:transform .25s ease;
  z-index:-1;
}
.btn:hover{color:var(--bg)}
.btn:hover::before{transform:translateY(0)}
.btn.primary{
  background:var(--accent);
  color:var(--bg);
  border-color:var(--accent);
}
.btn.primary:hover{
  background:transparent;
  color:var(--accent);
  box-shadow:0 0 24px var(--accent-glow);
}
.btn.primary::before{display:none}
.btn.ghost{border-color:var(--line);color:var(--ink-soft)}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn.ghost::before{display:none}

@media (max-width:920px){
  nav ul, .nav-status{display:none}
}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  padding:90px 0 60px;
  position:relative;
  overflow:hidden;
}

.hero-coords{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin-bottom:60px;
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--muted);
  letter-spacing:.1em;
  text-transform:uppercase;
}
.hero-coords > div{
  padding:10px 16px;
  border-right:1px solid var(--line);
  display:flex;
  justify-content:space-between;
}
.hero-coords > div:last-child{border-right:none}
.hero-coords span:last-child{color:var(--accent)}

.hero-grid{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:60px;
  align-items:center;
}

.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--ink-soft);
  letter-spacing:.1em;
  text-transform:uppercase;
}
.hero-eyebrow::before{
  content:"";
  width:32px;
  height:1px;
  background:var(--accent);
}

h1.hero-title{
  font-family:'IBM Plex Serif',Georgia,serif;
  font-weight:300;
  font-size:clamp(48px,7vw,84px);
  line-height:1;
  letter-spacing:-.02em;
  margin:24px 0 0;
}
h1.hero-title .accent{
  color:var(--accent);
  font-style:italic;
  font-weight:400;
}
h1.hero-title .underline{
  position:relative;
  display:inline-block;
}
h1.hero-title .underline::after{
  content:"";
  position:absolute;
  left:0;
  bottom:.08em;
  width:100%;
  height:2px;
  background:var(--accent);
  opacity:.4;
}

.hero-lead{
  font-size:18px;
  color:var(--ink-soft);
  max-width:500px;
  margin-top:32px;
  line-height:1.55;
}

.hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}

.hero-meta{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:1px;
  background:var(--line);
  margin-top:48px;
  border:1px solid var(--line);
}
.hero-meta-cell{
  background:var(--bg);
  padding:18px 20px;
}
.hero-meta-cell .k{
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--muted);
  letter-spacing:.1em;
  text-transform:uppercase;
}
.hero-meta-cell .v{
  font-family:'IBM Plex Serif',serif;
  font-size:28px;
  color:var(--ink);
  margin-top:4px;
  font-weight:300;
}
.hero-meta-cell .v .unit{color:var(--accent);font-size:14px;margin-left:4px}

.hero-diagram{
  position:relative;
  border:1px solid var(--line);
  background:rgba(15,29,53,.4);
  padding:0;
}
.hero-diagram::before,
.hero-diagram::after{
  content:"";
  position:absolute;
  width:8px;
  height:8px;
  border:1px solid var(--accent);
}
.hero-diagram::before{top:-1px;left:-1px;border-right:none;border-bottom:none}
.hero-diagram::after{bottom:-1px;right:-1px;border-left:none;border-top:none}

.hero-diagram-label{
  position:absolute;
  top:14px;
  left:16px;
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--muted);
  letter-spacing:.12em;
  text-transform:uppercase;
  z-index:2;
}
.hero-diagram-version{
  position:absolute;
  top:14px;
  right:16px;
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--accent);
  letter-spacing:.1em;
}

@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero-coords{grid-template-columns:repeat(2,1fr)}
  .hero-coords > div:nth-child(2){border-right:none}
}

/* ============================================================
   TICKER
   ============================================================ */
.ticker{
  margin-top:60px;
  padding:18px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  overflow:hidden;
  background:rgba(15,29,53,.3);
}
.ticker-track{
  display:flex;
  gap:64px;
  align-items:center;
  animation:tickerScroll 45s linear infinite;
  white-space:nowrap;
}
.ticker-item{
  font-family:'IBM Plex Mono',monospace;
  font-size:12px;
  color:var(--ink-soft);
  letter-spacing:.1em;
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-transform:uppercase;
}
.ticker-item::before{
  content:"◆";
  color:var(--accent);
  font-size:10px;
}
@keyframes tickerScroll{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}

/* ============================================================
   SECTION HEAD
   ============================================================ */
.section{padding:140px 0;position:relative}
.section-tag{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:24px;
}
.section-tag-num{
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--accent);
  letter-spacing:.15em;
}
.section-tag-line{
  flex:1;
  height:1px;
  background:linear-gradient(to right, var(--accent), transparent);
  max-width:200px;
}

.section-head{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:80px;
  align-items:end;
  margin-bottom:80px;
}
.section-head h2{
  font-family:'IBM Plex Serif',serif;
  font-weight:300;
  font-size:clamp(36px,4.5vw,56px);
  line-height:1.05;
  letter-spacing:-.02em;
}
.section-head h2 .accent{
  color:var(--accent);
  font-style:italic;
}
.section-head p{
  color:var(--ink-soft);
  font-size:16px;
  max-width:460px;
  line-height:1.65;
}

@media (max-width:900px){
  .section-head{grid-template-columns:1fr;gap:24px}
  .section{padding:90px 0}
}

/* ============================================================
   CAPABILITIES
   ============================================================ */
.caps{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.cap{
  background:var(--bg);
  padding:48px 40px;
  position:relative;
  transition:background .3s;
  min-height:280px;
  display:flex;
  flex-direction:column;
}
.cap:hover{background:var(--surface)}
.cap-id{
  position:absolute;
  top:24px;
  right:32px;
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--muted);
  letter-spacing:.1em;
}
.cap-icon{
  width:56px;
  height:56px;
  border:1px solid var(--accent-dim);
  display:grid;
  place-items:center;
  margin-bottom:28px;
  background:rgba(0,212,255,.04);
  position:relative;
}
.cap-icon::before,
.cap-icon::after{
  content:"";
  position:absolute;
  width:4px;
  height:4px;
  background:var(--accent);
}
.cap-icon::before{top:-2px;left:-2px}
.cap-icon::after{bottom:-2px;right:-2px}

.cap h3{
  font-family:'IBM Plex Serif',serif;
  font-size:28px;
  font-weight:400;
  letter-spacing:-.01em;
  line-height:1.15;
  margin-bottom:14px;
}
.cap p{
  color:var(--ink-soft);
  font-size:15px;
  max-width:42ch;
  line-height:1.65;
}
.cap-tags{
  margin-top:auto;
  padding-top:24px;
  display:flex;
  flex-wrap:wrap;
  gap:6px;
}
.cap-tag{
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--ink-soft);
  letter-spacing:.08em;
  padding:4px 8px;
  border:1px solid var(--line);
  text-transform:uppercase;
}

@media (max-width:800px){
  .caps{grid-template-columns:1fr}
}

/* ============================================================
   PROCESS / METHODOLOGY
   ============================================================ */
.method{
  background:linear-gradient(180deg, transparent, rgba(0,212,255,.02), transparent);
}

.phases{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  border-top:1px solid var(--line);
}
.phase{
  padding:40px 28px 36px;
  border-right:1px solid var(--line);
  border-bottom:1px solid var(--line);
  position:relative;
  transition:background .3s;
}
.phase:last-child{border-right:none}
.phase:hover{background:rgba(0,212,255,.03)}
.phase-num{
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--accent);
  letter-spacing:.15em;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:10px;
}
.phase-num::after{
  content:"";
  flex:1;
  height:1px;
  background:var(--line);
}
.phase h4{
  font-family:'IBM Plex Serif',serif;
  font-size:22px;
  font-weight:400;
  line-height:1.2;
  margin-bottom:12px;
  letter-spacing:-.01em;
}
.phase p{
  color:var(--ink-soft);
  font-size:14px;
  line-height:1.6;
}
.phase-duration{
  margin-top:24px;
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--muted);
  letter-spacing:.1em;
  text-transform:uppercase;
}

@media (max-width:900px){
  .phases{grid-template-columns:repeat(2,1fr)}
  .phase:nth-child(2){border-right:none}
}
@media (max-width:520px){
  .phases{grid-template-columns:1fr}
  .phase{border-right:none}
}

/* ============================================================
   STACK / TECH BANNER
   ============================================================ */
.stack-band{
  padding:60px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:rgba(15,29,53,.3);
}
.stack-inner{
  display:grid;
  grid-template-columns:240px 1fr;
  gap:60px;
  align-items:center;
}
.stack-label{
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--muted);
  letter-spacing:.15em;
  text-transform:uppercase;
  line-height:1.6;
}
.stack-label strong{color:var(--accent);display:block;margin-bottom:6px}
.stack-logos{
  display:flex;
  flex-wrap:wrap;
  gap:40px 56px;
  align-items:center;
  font-family:'IBM Plex Mono',monospace;
  font-size:14px;
  color:var(--ink-soft);
  letter-spacing:.05em;
}
.stack-logos span{
  position:relative;
  transition:color .2s;
}
.stack-logos span:hover{color:var(--accent)}
.stack-logos span::before{
  content:"›";
  color:var(--accent);
  margin-right:8px;
  opacity:.5;
}

@media (max-width:800px){
  .stack-inner{grid-template-columns:1fr;gap:32px}
}

/* ============================================================
   CASE STUDY / PROOF
   ============================================================ */
.case-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:24px;
}
.case{
  border:1px solid var(--line);
  padding:32px 28px;
  background:var(--surface);
  position:relative;
  overflow:hidden;
  transition:transform .3s, border-color .3s;
}
.case:hover{
  transform:translateY(-3px);
  border-color:var(--accent-dim);
}
.case::after{
  content:"";
  position:absolute;
  top:0;
  left:0;
  width:0;
  height:2px;
  background:var(--accent);
  transition:width .4s;
}
.case:hover::after{width:100%}
.case-meta{
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--accent);
  letter-spacing:.12em;
  text-transform:uppercase;
  margin-bottom:20px;
  display:flex;
  justify-content:space-between;
}
.case-meta span:last-child{color:var(--muted)}
.case h3{
  font-family:'IBM Plex Serif',serif;
  font-size:22px;
  font-weight:400;
  line-height:1.25;
  margin-bottom:14px;
  min-height:60px;
}
.case-summary{
  color:var(--ink-soft);
  font-size:14px;
  line-height:1.6;
  margin-bottom:28px;
}
.case-results{
  padding-top:24px;
  border-top:1px solid var(--line);
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.case-result .n{
  font-family:'IBM Plex Serif',serif;
  font-size:32px;
  font-weight:300;
  color:var(--accent);
  letter-spacing:-.02em;
}
.case-result .l{
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--muted);
  letter-spacing:.1em;
  text-transform:uppercase;
  margin-top:4px;
}

@media (max-width:900px){
  .case-grid{grid-template-columns:1fr}
}

/* ============================================================
   PRINCIPLES (manifesto)
   ============================================================ */
.principles{
  background:var(--bg-2);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.principles-grid{
  display:grid;
  grid-template-columns:1fr 1.4fr;
  gap:80px;
  align-items:start;
}
.principles h2{
  font-family:'IBM Plex Serif',serif;
  font-weight:300;
  font-size:clamp(36px,4.2vw,52px);
  line-height:1.1;
  letter-spacing:-.02em;
}
.principles h2 .accent{color:var(--accent);font-style:italic}

.principle-list{
  list-style:none;
  counter-reset:p;
}
.principle-list li{
  counter-increment:p;
  padding:28px 0;
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:80px 1fr;
  gap:32px;
}
.principle-list li:first-child{border-top:1px solid var(--line)}
.principle-list li::before{
  content:counter(p, decimal-leading-zero);
  font-family:'IBM Plex Mono',monospace;
  font-size:13px;
  color:var(--accent);
  letter-spacing:.1em;
  padding-top:4px;
}
.principle-list .p-title{
  font-family:'IBM Plex Serif',serif;
  font-size:22px;
  font-weight:400;
  line-height:1.2;
  margin-bottom:8px;
  letter-spacing:-.01em;
}
.principle-list .p-desc{
  color:var(--ink-soft);
  font-size:15px;
  line-height:1.6;
}

@media (max-width:900px){
  .principles-grid{grid-template-columns:1fr;gap:40px}
  .principle-list li{grid-template-columns:50px 1fr;gap:20px}
}

/* ============================================================
   TESTIMONIAL
   ============================================================ */
.testimonial{
  padding:120px 0;
  position:relative;
}
.testimonial-inner{
  max-width:1000px;
  margin:0 auto;
  padding:60px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  position:relative;
}
.testimonial-inner::before,
.testimonial-inner::after{
  content:"";
  position:absolute;
  width:12px;
  height:12px;
  border:1px solid var(--accent);
}
.testimonial-inner::before{top:-6px;left:50%;transform:translateX(-50%);background:var(--bg)}
.testimonial-inner::after{bottom:-6px;left:50%;transform:translateX(-50%);background:var(--bg)}

.t-quote{
  font-family:'IBM Plex Serif',serif;
  font-weight:300;
  font-size:clamp(24px,3vw,38px);
  line-height:1.3;
  letter-spacing:-.01em;
  text-align:center;
}
.t-quote .accent{color:var(--accent);font-style:italic}
.t-source{
  margin-top:40px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:14px;
  font-family:'IBM Plex Mono',monospace;
  font-size:12px;
  color:var(--ink-soft);
  letter-spacing:.08em;
  text-transform:uppercase;
}
.t-source .name{color:var(--accent)}
.t-source .divider{
  width:24px;
  height:1px;
  background:var(--line);
}

/* ============================================================
   CTA
   ============================================================ */
.cta{
  padding:140px 0;
  position:relative;
  overflow:hidden;
  border-top:1px solid var(--line);
  background:
    radial-gradient(ellipse at 50% 0%, rgba(0,212,255,.1), transparent 60%),
    var(--bg);
}
.cta-inner{
  max-width:900px;
  margin:0 auto;
  text-align:center;
  position:relative;
  z-index:1;
}
.cta h2{
  font-family:'IBM Plex Serif',serif;
  font-weight:300;
  font-size:clamp(40px,6vw,80px);
  line-height:1.02;
  letter-spacing:-.02em;
}
.cta h2 .accent{color:var(--accent);font-style:italic}
.cta p{
  margin-top:24px;
  color:var(--ink-soft);
  font-size:17px;
  max-width:600px;
  margin-left:auto;
  margin-right:auto;
}
.cta-actions{
  margin-top:40px;
  display:flex;
  gap:14px;
  justify-content:center;
  flex-wrap:wrap;
}
.cta-detail{
  margin-top:48px;
  display:flex;
  justify-content:center;
  gap:60px;
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--muted);
  letter-spacing:.1em;
  text-transform:uppercase;
  flex-wrap:wrap;
}
.cta-detail strong{
  color:var(--accent);
  display:block;
  font-size:16px;
  font-weight:400;
  margin-top:6px;
  letter-spacing:0;
  text-transform:none;
  font-family:'IBM Plex Sans',sans-serif;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer{
  background:var(--bg-2);
  border-top:1px solid var(--line);
  padding:80px 0 32px;
  position:relative;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:60px;
  padding-bottom:48px;
  border-bottom:1px solid var(--line);
}
.foot-brand p{
  color:var(--ink-soft);
  font-size:14px;
  margin-top:20px;
  max-width:320px;
  line-height:1.6;
}
.foot-brand-address{
  margin-top:24px;
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--muted);
  letter-spacing:.08em;
  line-height:1.8;
}
.foot-col h4{
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--accent);
  letter-spacing:.15em;
  text-transform:uppercase;
  margin-bottom:20px;
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
}
.foot-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.foot-col a{
  font-size:14px;
  color:var(--ink-soft);
  transition:color .2s;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.foot-col a:hover{color:var(--accent)}
.foot-col a::before{content:"›";color:var(--accent);opacity:.4}

.foot-bottom{
  padding-top:28px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  color:var(--muted);
  letter-spacing:.08em;
  flex-wrap:wrap;
  gap:16px;
}
.foot-bottom .signal{color:var(--signal);display:inline-flex;align-items:center;gap:6px}
.foot-bottom .signal::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--signal);
}

@media (max-width:900px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:40px}
}
@media (max-width:560px){
  .foot-grid{grid-template-columns:1fr}
}