/* ==========================================================================
   Tokens
   ========================================================================== */
:root{
  --ink:        #0e1420;
  --ink-raised: #131a29;
  --line:       #232c3d;
  --text:       #eef1f6;
  --text-sub:   #a7b0c0;
  --text-mute:  #7d8494;
  --brass:      #c9a227;
  --brass-dim:  rgba(201,162,39,.14);

  --font-sans: "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --font-mono: Consolas, "SF Mono", "Courier New", monospace;

  --max: 1120px;
  --radius: 8px;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --space-6: 96px;
}

/* ==========================================================================
   Reset / base
   ========================================================================== */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-padding-top: 88px; }
@media (prefers-reduced-motion: no-preference){
  html{ scroll-behavior: smooth; }
}
body{
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, dl, dd{ margin: 0; }

.skip-link{
  position: absolute; left: -999px; top: 0;
  background: var(--brass); color: var(--ink);
  padding: 10px 16px; z-index: 200; border-radius: 0 0 6px 0;
  font-weight: 600;
}
.skip-link:focus{ left: 0; }

:focus-visible{
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

.section-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ==========================================================================
   Signature texture — dot grid
   ========================================================================== */
.grid-bg{
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(201,162,39,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,162,39,.06) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
}

.status-dot{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--brass);
  box-shadow: 0 0 8px var(--brass);
  display: inline-block;
  flex-shrink: 0;
}
@media (prefers-reduced-motion: no-preference){
  .status-dot{ animation: pulse 2.4s ease-in-out infinite; }
}
@keyframes pulse{
  0%, 100%{ opacity: 1; }
  50%{ opacity: .45; }
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--brass);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-2);
}

.accent{ color: var(--brass); }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 4px;
  font-weight: 600;
  font-size: .92rem;
  border: 1px solid transparent;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn-primary{
  background: var(--brass);
  color: var(--ink);
}
.btn-primary:hover{ transform: translateY(-1px); background: #ddb52d; }
.btn-ghost{
  border-color: var(--line);
  color: var(--text);
}
.btn-ghost:hover{ border-color: var(--brass); color: var(--brass); }
.btn-sm{ padding: 9px 16px; font-size: .82rem; }

/* ==========================================================================
   Nav
   ========================================================================== */
.site-nav{
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(14,20,32,.7);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background .2s ease;
}
.site-nav.is-scrolled{
  border-bottom-color: var(--line);
  background: rgba(14,20,32,.92);
}
.nav-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}
.wordmark{ display: flex; flex-direction: column; line-height: 1.15; }
.wordmark-main{ font-weight: 700; letter-spacing: .04em; font-size: .95rem; }
.wordmark-sub{ font-family: var(--font-mono); font-size: .65rem; color: var(--text-mute); letter-spacing: .06em; }

.nav-links{ display: flex; gap: var(--space-4); }
.nav-links a{
  font-size: .88rem; color: var(--text-sub);
  transition: color .15s ease;
}
.nav-links a:hover{ color: var(--text); }

.nav-right{ display: flex; align-items: center; gap: var(--space-3); }
.status-pill{
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: .7rem; color: var(--text-mute);
  white-space: nowrap;
}

.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  background: none; border: none; cursor: pointer;
  padding: 0;
}
.nav-toggle span{
  display: block; height: 2px; width: 100%;
  background: var(--text);
  border-radius: 2px;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position: relative;
  padding: calc(var(--space-6) + 40px) var(--space-3) var(--space-6);
  overflow: hidden;
}
.hero-inner{
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
}
.hero-title{
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -.01em;
  max-width: 15ch;
  margin-bottom: var(--space-3);
}
.hero-sub{
  font-size: 1.1rem;
  color: var(--text-sub);
  max-width: 52ch;
  line-height: 1.65;
  margin-bottom: var(--space-4);
}
.hero-actions{ display: flex; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-5); }

.hero-metrics{
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  opacity: 0; transform: translateY(12px);
  transition: opacity .5s ease, transform .5s ease;
}
.hero-metrics.is-visible{ opacity: 1; transform: none; }
.hero-metrics > div{
  border-left: 2px solid var(--brass);
  padding-left: 14px;
}
.hero-metrics dt{
  font-size: .72rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--text-mute);
  margin-bottom: 4px;
}
.hero-metrics dd{
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
}
.hero-metrics sup{
  font-size: .7rem;
  color: var(--brass);
  cursor: help;
}

/* ==========================================================================
   Worked with
   ========================================================================== */
.worked-with{
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-raised);
}
.worked-with-inner{
  padding: var(--space-3) var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.worked-with-label{
  font-family: var(--font-mono);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text-mute);
  flex-shrink: 0;
}
.worked-with-logos{
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.brand-mark{
  font-family: var(--font-mono);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--text-sub);
  opacity: .8;
  transition: opacity .2s ease, color .2s ease;
}
.brand-mark:hover{ opacity: 1; color: var(--text); }

/* Swap-in target for real logo images (replaces .brand-mark span with img.brand-logo) */
.brand-logo{
  height: 22px;
  width: auto;
  filter: grayscale(1) brightness(1.6) contrast(.9);
  opacity: .75;
  transition: opacity .2s ease, filter .2s ease;
}
.brand-logo:hover{ opacity: 1; filter: none; }

/* ==========================================================================
   What I Do — service rows + illustrations
   ========================================================================== */
.service-rows{
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-5);
}
.service-row{
  display: flex;
  align-items: center;
  gap: var(--space-5);
}
.service-row-reverse{ flex-direction: row-reverse; }

.service-content{ flex: 0 0 36%; max-width: 36%; }
.service-icon-chip{
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-top: 2px solid var(--brass);
  border-radius: 0 0 8px 8px;
  background: var(--ink);
  margin-bottom: var(--space-2);
}
.service-icon-svg{ width: 28px; height: 28px; }
.service-label{
  font-family: var(--font-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--brass);
  margin-bottom: var(--space-1);
}
.service-heading{
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  font-weight: 600;
  letter-spacing: -.01em;
  max-width: 20ch;
  margin-bottom: var(--space-2);
}
.service-body{ color: var(--text-sub); line-height: 1.65; font-size: .95rem; }

.service-illustration{
  flex: 1 1 auto;
  min-width: 0;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-raised);
  padding: var(--space-2);
}
.illustration-svg{ position: relative; display: block; width: 100%; height: auto; }

/* SVG illustration primitives — shared across all three diagrams */
.illus-caption{ font-family: var(--font-mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; fill: var(--text-mute); }
.illus-node-tag{ font-family: var(--font-mono); font-size: 8px; letter-spacing: .06em; text-transform: uppercase; fill: var(--brass); text-anchor: middle; }
.illus-node{ fill: var(--ink); stroke: var(--line); stroke-width: 1.5; }
.illus-node-accent{ stroke: var(--brass); }
.illus-node-label{ font-family: var(--font-sans); font-size: 13px; font-weight: 600; fill: var(--text); text-anchor: middle; }
.illus-arrow{ stroke: var(--brass); stroke-width: 1.5; stroke-dasharray: 3 3; fill: none; }
.illus-arrow-thick{ stroke-width: 2.5; stroke-dasharray: none; }

.illus-frame{ fill: var(--ink); stroke: var(--line); stroke-width: 1.5; }
.illus-divider{ stroke: var(--line); stroke-width: 1; }
.illus-dot{ fill: var(--text-mute); }
.illus-pill{ fill: var(--ink-raised); stroke: var(--line); stroke-width: 1; }
.illus-sidebar{ fill: rgba(255,255,255,.02); }
.illus-nav-item{ fill: var(--line); }
.illus-nav-active{ fill: var(--brass); }
.illus-stat-num{ font-family: var(--font-mono); font-size: 16px; font-weight: 700; fill: var(--text); }
.illus-stat-label{ font-family: var(--font-mono); font-size: 7px; letter-spacing: .05em; text-transform: uppercase; fill: var(--text-mute); }
.illus-bar{ fill: var(--line); }
.illus-bar-accent{ fill: var(--brass); }
.illus-baseline{ stroke: var(--line); stroke-width: 1; }

.illus-checkbox{ fill: none; stroke: var(--text-mute); stroke-width: 1.5; }
.illus-checkbox-warn{ stroke: var(--brass); }
.illus-line{ fill: var(--line); }
.illus-clock{ fill: none; stroke: var(--text-mute); stroke-width: 1.5; }
.illus-clock-hand{ stroke: var(--text-mute); stroke-width: 1.5; stroke-linecap: round; fill: none; }
.illus-manual-caption{ font-family: var(--font-mono); font-size: 10px; fill: var(--text-sub); }
.illus-terminal-line{ font-family: var(--font-mono); font-size: 10px; fill: var(--text); }
.illus-prompt-mark{ fill: var(--brass); font-weight: 700; }
.illus-cursor{ fill: var(--brass); animation: blink-cursor 1s steps(1) infinite; }
.illus-terminal-response{ font-family: var(--font-mono); font-size: 10px; fill: var(--brass); }
@keyframes blink-cursor{ 0%, 50%{ opacity: 1; } 51%, 100%{ opacity: 0; } }
@media (prefers-reduced-motion: reduce){
  .illus-cursor{ animation: none; opacity: 1; }
}
.illus-automate-label{ font-family: var(--font-mono); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; fill: var(--brass); text-anchor: middle; }
.illus-check{ fill: none; stroke: var(--brass); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }

/* ==========================================================================
   How We Work — timeline
   ========================================================================== */
.timeline{ position: relative; margin-top: var(--space-5); }
.timeline-track{
  position: absolute;
  top: 6px; left: 16px; right: 16px;
  height: 2px;
  background: var(--line);
}
.timeline-steps{
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.timeline-dot{
  display: block;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--brass);
  box-shadow: 0 0 8px rgba(201,162,39,.5);
  margin-bottom: var(--space-2);
}
.timeline-tag{
  font-family: var(--font-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--brass);
  margin-bottom: var(--space-1);
}
.timeline-heading{
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.timeline-body{ color: var(--text-sub); line-height: 1.65; font-size: .92rem; }

/* ==========================================================================
   Section shell
   ========================================================================== */
.section{ padding: var(--space-6) 0; }
.section-alt{ background: var(--ink-raised); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-title{
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -.01em;
  max-width: 20ch;
  margin-bottom: var(--space-2);
}
.section-sub{
  color: var(--text-sub);
  max-width: 60ch;
  margin-bottom: var(--space-5);
  font-size: 1.02rem;
  line-height: 1.6;
}

[data-reveal]{
  opacity: 0; transform: translateY(16px);
  transition: opacity .5s ease, transform .5s ease;
}
[data-reveal].is-visible{ opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce){
  [data-reveal]{ opacity: 1; transform: none; transition: none; }
}

[data-placeholder]{ position: relative; }
[data-placeholder]::after{
  content: "placeholder";
  position: absolute;
  top: -9px; right: -6px;
  font-family: var(--font-mono);
  font-size: .55rem;
  letter-spacing: .04em;
  color: var(--ink);
  background: var(--brass);
  padding: 1px 5px;
  border-radius: 3px;
  text-transform: uppercase;
  opacity: .85;
}

/* ==========================================================================
   About
   ========================================================================== */
.about-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-5);
  align-items: start;
}
.about-copy p{
  color: var(--text-sub);
  line-height: 1.75;
  margin-bottom: var(--space-3);
  max-width: 60ch;
}
.pull-quote{
  font-family: var(--font-sans);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text);
  border-left: 2px solid var(--brass);
  padding-left: var(--space-2);
  line-height: 1.5;
  margin-top: var(--space-4);
}

.about-portrait{ display: flex; flex-direction: column; }
.portrait-frame{
  position: relative;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  border-top: 2px solid var(--brass);
  border-radius: 0 0 var(--radius) var(--radius);
  overflow: hidden;
  background: var(--ink-raised);
}
.portrait-img{
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(100%) contrast(1.05) brightness(1.02);
}
.portrait-placeholder{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 100%;
  color: var(--text-mute);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
}
.portrait-placeholder svg{ width: 36px; height: 36px; opacity: .5; }
.portrait-caption{
  margin-top: var(--space-2);
  font-size: .85rem;
  font-style: italic;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ==========================================================================
   Systems / case studies
   ========================================================================== */
.systems-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}
.system-card-wide{ grid-column: 1 / -1; }

.system-card{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--space-3);
  background: var(--ink);
  transition: border-color .2s ease, transform .2s ease;
}
.system-card:hover{ border-color: var(--brass); transform: translateY(-2px); }

.system-card-head{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.system-card-head h3{
  font-size: 1.15rem;
  font-weight: 600;
  max-width: 24ch;
}
.tag-status{
  font-family: var(--font-mono);
  font-size: .62rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--brass);
  border: 1px solid var(--brass-dim);
  background: var(--brass-dim);
  padding: 3px 8px;
  border-radius: 3px;
  white-space: nowrap;
  flex-shrink: 0;
}
.system-card p{
  color: var(--text-sub);
  line-height: 1.65;
  font-size: .95rem;
  margin-bottom: var(--space-2);
}
.stack-tags{ display: flex; flex-wrap: wrap; gap: 8px; }
.stack-tags li{
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text-mute);
  border: 1px solid var(--line);
  padding: 4px 9px;
  border-radius: 3px;
}

/* ==========================================================================
   Capabilities
   ========================================================================== */
.capability-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.capability-panel{
  border: 1px solid var(--line);
  border-top: 2px solid var(--brass);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: var(--space-3) var(--space-2);
  background: var(--ink-raised);
}
.capability-label{
  font-family: var(--font-mono);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--brass);
  margin-bottom: var(--space-2);
}
.tag-list li{
  font-size: .88rem;
  color: var(--text-sub);
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
}
.tag-list li:last-child{ border-bottom: none; }

/* ==========================================================================
   Contact / CTA
   ========================================================================== */
.section-cta{
  position: relative;
  text-align: left;
  overflow: hidden;
}
.section-cta .section-title{ max-width: 18ch; }
.section-cta .section-sub{ max-width: 52ch; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{
  border-top: 1px solid var(--line);
  padding: var(--space-3) 0;
}
.footer-inner{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: .8rem;
  color: var(--text-mute);
}
.footer-status{ display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: .72rem; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 860px){
  .nav-links, .status-pill{ display: none; }
  .nav-toggle{ display: flex; }
  .site-nav.is-open .nav-links{
    display: flex; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--ink-raised);
    border-bottom: 1px solid var(--line);
    padding: var(--space-2) var(--space-3) var(--space-3);
    gap: var(--space-2);
  }
  .about-grid{ grid-template-columns: 1fr; }
  .service-row, .service-row-reverse{ flex-direction: column; align-items: stretch; }
  .service-content{ flex: 1 1 auto; max-width: none; }
  .systems-grid{ grid-template-columns: 1fr; }
  .timeline-track{ display: none; }
  .timeline-steps{ grid-template-columns: 1fr; gap: var(--space-3); }
  .system-card-wide{ grid-column: auto; }
  .capability-grid{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 520px){
  .worked-with-inner{ flex-direction: column; align-items: flex-start; gap: var(--space-2); }
  .hero{ padding-top: 120px; }
  .capability-grid{ grid-template-columns: 1fr; }
  .hero-metrics{ gap: var(--space-3); }
  .nav-right{ gap: var(--space-2); }
  .btn-sm{ display: none; }
}