/* ===========================================================
   Domain Dynamics — design system
   Base: near-black infrastructure dark, cyan/violet signal accents
   Type: Space Grotesk (display), Inter (body), IBM Plex Mono (data)
=========================================================== */

:root {
  --bg: #0a0d13;
  --surface: #10141d;
  --surface-2: #151a25;
  --line: #232a38;
  --line-soft: #1a2029;
  --ink: #e9edf4;
  --ink-muted: #9aa4b6;
  --ink-faint: #5c6578;
  --cyan: #3fd6e8;
  --violet: #8b6cf0;
  --amber: #e8b34f;
  --radius-s: 3px;
  --radius-m: 6px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(ellipse 900px 500px at 100% 0%, rgba(139,108,240,0.05), transparent 60%),
    radial-gradient(ellipse 900px 500px at 0% 0%, rgba(63,214,232,0.05), transparent 60%),
    var(--bg);
  color: var(--ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 4.5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 3vw, 2.35rem); }
h3 { font-size: 1.2rem; }

/* Title treatment matching the Domain Dynamics wordmark: confident
   geometric sans, cyan-to-violet gradient fill, minimal glow — a
   flatter, current (2025) take rather than a heavy neon effect. */
.brand-title {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  letter-spacing: -0.01em;
  background: linear-gradient(95deg, #eaf9fb 0%, var(--cyan) 45%, var(--violet) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

p { margin: 0 0 1em; color: var(--ink-muted); max-width: 62ch; }

a { color: inherit; text-decoration: none; }

.mono {
  font-family: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Focus & motion ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 13, 19, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 120px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand img {
  height: 92px;
  width: auto;
  display: block;
}
.brand span {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.005em;
  background: linear-gradient(95deg, #eaf9fb 0%, var(--cyan) 45%, var(--violet) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

nav.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}
nav.main-nav a {
  font-size: 0.92rem;
  color: var(--ink-muted);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
nav.main-nav a:hover,
nav.main-nav a[aria-current="page"] {
  color: var(--ink);
  border-color: var(--cyan);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-s);
  font-size: 0.92rem;
  font-weight: 500;
  border: 1px solid var(--line);
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(100deg, var(--cyan), var(--violet));
  color: #06090e;
  border: none;
  font-weight: 600;
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-ghost {
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--cyan); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  color: var(--ink);
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 140px 0 120px;
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
  background: #070912;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
  opacity: 0.9;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7,9,18,0.35) 0%, rgba(7,9,18,0.55) 45%, rgba(7,9,18,0.96) 100%),
    linear-gradient(90deg, rgba(7,9,18,0.85) 0%, rgba(7,9,18,0.35) 42%, rgba(7,9,18,0.1) 70%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--cyan);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}
.hero h1 { color: var(--ink); }
.hero .lede { font-size: 1.1rem; max-width: 46ch; color: var(--ink-muted); }
.hero-ctas { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }

/* status panel */
.status-panel {
  background: rgba(16, 20, 29, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(63, 214, 232, 0.18);
  border-radius: var(--radius-m);
  padding: 26px 26px 8px;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.6);
}
.status-panel .status-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 18px;
}
.status-panel .status-head span:first-child {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  color: var(--ink-faint);
}
.status-dot { display:flex; align-items:center; gap:7px; font-size:0.78rem; color: var(--ink-muted); font-family:"IBM Plex Mono", monospace;}
.status-dot::before { content:""; width:7px; height:7px; border-radius:50%; background:#4de08a; box-shadow:0 0 6px #4de08a; }

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}
.stat-row:last-child { border-bottom: none; }
.stat-row .stat-label { font-size: 0.86rem; color: var(--ink-muted); }
.stat-row .stat-value {
  font-family: "IBM Plex Mono", monospace;
  font-size: 1.15rem;
  color: var(--ink);
}
.stat-row .stat-value em {
  font-style: normal;
  color: var(--cyan);
}

/* ---------- Marquee strip ---------- */
.marquee-strip {
  border-bottom: 1px solid var(--line-soft);
  padding: 26px 0;
  overflow: hidden;
}
.marquee-strip .wrap { display:flex; align-items:center; gap: 20px; }
.marquee-strip .marquee-label { font-size:0.78rem; color: var(--ink-faint); white-space:nowrap; font-family:"IBM Plex Mono", monospace;}
.marquee-track {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  color: var(--ink-muted);
  font-size: 0.92rem;
}
.marquee-track span { white-space: nowrap; }

/* ---------- Sections ---------- */
section { padding: 88px 0; border-bottom: 1px solid var(--line-soft); }
section:last-of-type { border-bottom: none; }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head .eyebrow { margin-bottom: 14px; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 36px; }

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 30px;
}
.panel h3 { color: var(--ink); margin-bottom: 10px; }
.panel p { font-size: 0.94rem; margin-bottom: 0; }
.panel .tag {
  display:inline-block;
  font-family:"IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--violet);
  margin-bottom: 14px;
}

/* schematic list (used only for genuinely sequential content) */
.flow-list { display: flex; flex-direction: column; }
.flow-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid var(--line-soft);
}
.flow-item:last-child { border-bottom: 1px solid var(--line-soft); }
.flow-item .flow-index {
  font-family: "IBM Plex Mono", monospace;
  color: var(--ink-faint);
  font-size: 0.85rem;
  padding-top: 4px;
}
.flow-item h3 { margin-bottom: 6px; }
.flow-item p { margin-bottom: 0; font-size: 0.94rem; }

/* fact / metric blocks */
.metric-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: var(--radius-m); overflow: hidden; }
.metric-cell { background: var(--surface); padding: 28px 24px; }
.metric-cell .metric-value { font-family:"IBM Plex Mono", monospace; font-size: 1.9rem; color: var(--cyan); display:block; margin-bottom: 6px; }
.metric-cell .metric-label { font-size: 0.85rem; color: var(--ink-muted); }

/* region cards */
.region-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 26px;
  background: var(--surface);
}
.region-card h3 { display:flex; align-items:center; justify-content:space-between; }
.region-card .region-code { font-family:"IBM Plex Mono", monospace; font-size:0.75rem; color: var(--ink-faint); font-weight: 400; }
.region-card ul { margin: 14px 0 0; padding-left: 18px; color: var(--ink-muted); font-size:0.92rem; }
.region-card li { margin-bottom: 8px; }

/* credentials table */
.cred-table { width: 100%; border-collapse: collapse; }
.cred-table th {
  text-align: left;
  font-size: 0.78rem;
  color: var(--ink-faint);
  font-weight: 500;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-family:"IBM Plex Mono", monospace;
}
.cred-table td {
  padding: 16px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 0.92rem;
  color: var(--ink);
}
.cred-table td.cred-date { color: var(--ink-muted); font-family:"IBM Plex Mono", monospace; font-size: 0.85rem; }
.cred-table tr:last-child td { border-bottom: none; }

/* quote / callout */
.callout {
  border-left: 2px solid var(--cyan);
  padding: 4px 0 4px 24px;
  margin: 8px 0;
}
.callout p { color: var(--ink); font-size: 1.05rem; margin-bottom: 0; }

.banner {
  background: linear-gradient(115deg, rgba(63,214,232,0.10), rgba(139,108,240,0.10));
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.banner h3 { margin-bottom: 6px; }
.banner p { margin-bottom: 0; }

/* ---------- Client / experience logo wall ---------- */
.disclaimer-box {
  background: var(--surface);
  border: 1px solid rgba(232, 179, 79, 0.35);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius-m);
  padding: 20px 24px;
  margin-bottom: 44px;
}
.disclaimer-box p {
  color: var(--ink-muted);
  font-size: 0.88rem;
  margin-bottom: 0;
  max-width: none;
}
.disclaimer-box strong { color: var(--ink); }

.logo-wall {
  background: var(--surface);
  border-top: 1px solid var(--line-soft);
  padding: 72px 0 0;
}
.logo-marquee {
  position: relative;
  overflow: hidden;
  padding: 30px 0 56px;
  mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}
.logo-track {
  display: flex;
  align-items: center;
  gap: 20px;
  width: max-content;
  animation: scroll-left 46s linear infinite;
}
.logo-marquee:hover .logo-track { animation-play-state: paused; }
@keyframes scroll-left {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.logo-plaque {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 64px;
  padding: 0 22px 0 12px;
  white-space: nowrap;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.logo-badge {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: #06090e;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
}
.logo-plaque .logo-name {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.005em;
  color: var(--ink);
}
@media (prefers-reduced-motion: reduce) {
  .logo-track { animation: none; }
}
@media (max-width: 720px) {
  .logo-plaque { height: 54px; padding: 0 16px 0 10px; }
  .logo-badge { width: 30px; height: 30px; font-size: 0.82rem; }
  .logo-plaque .logo-name { font-size: 0.9rem; }
  .logo-track { gap: 14px; }
}


/* ---------- Scroll-reveal ("pop in") ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px) scale(0.98);
  transition: opacity 0.55s cubic-bezier(.2,.7,.3,1), transform 0.55s cubic-bezier(.2,.7,.3,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.reveal-group .reveal:nth-child(1) { transition-delay: 0s; }
.reveal-group .reveal:nth-child(2) { transition-delay: 0.08s; }
.reveal-group .reveal:nth-child(3) { transition-delay: 0.16s; }
.reveal-group .reveal:nth-child(4) { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Process diagram (animated connector) ---------- */
.process-diagram {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  margin-top: 12px;
}
.process-diagram .connector {
  position: absolute;
  top: 27px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: var(--line);
  z-index: 0;
  overflow: hidden;
}
.process-diagram .connector-fill {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transition: width 1.4s cubic-bezier(.2,.7,.3,1);
}
.process-diagram.is-visible .connector-fill { width: 100%; }
.process-step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 14px;
}
.process-node {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.95rem;
  color: var(--ink-muted);
  margin-bottom: 16px;
  transition: border-color 0.4s ease, color 0.4s ease, box-shadow 0.4s ease;
}
.process-diagram.is-visible .process-step:nth-child(1) .process-node { transition-delay: 0s; border-color: var(--cyan); color: var(--cyan); box-shadow: 0 0 18px rgba(63,214,232,0.35); }
.process-diagram.is-visible .process-step:nth-child(2) .process-node { transition-delay: 0.35s; border-color: var(--cyan); color: var(--cyan); box-shadow: 0 0 18px rgba(63,214,232,0.35); }
.process-diagram.is-visible .process-step:nth-child(3) .process-node { transition-delay: 0.7s; border-color: var(--violet); color: var(--violet); box-shadow: 0 0 18px rgba(139,108,240,0.35); }
.process-diagram.is-visible .process-step:nth-child(4) .process-node { transition-delay: 1.05s; border-color: var(--violet); color: var(--violet); box-shadow: 0 0 18px rgba(139,108,240,0.35); }
.process-step h4 { font-size: 0.98rem; margin: 0 0 6px; color: var(--ink); font-family: "Space Grotesk", sans-serif; }
.process-step p { font-size: 0.85rem; margin: 0; }
@media (max-width: 720px) {
  .process-diagram { grid-template-columns: 1fr; gap: 32px; }
  .process-diagram .connector { display: none; }
}

/* ---------- AI + human-checkpoint diagram ---------- */
.ai-flow {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-top: 8px;
}
.ai-flow-node {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 26px 22px;
  text-align: center;
  position: relative;
}
.ai-flow-node .ai-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  font-weight: 600;
}
.ai-flow-node.ai .ai-icon { background: rgba(63,214,232,0.15); color: var(--cyan); }
.ai-flow-node.human .ai-icon { background: rgba(139,108,240,0.15); color: var(--violet); }
.ai-flow-node.deploy .ai-icon { background: rgba(77,224,138,0.15); color: #4de08a; }
.ai-flow-node h4 { font-size: 0.98rem; margin: 0 0 8px; color: var(--ink); font-family:"Space Grotesk", sans-serif; }
.ai-flow-node p { font-size: 0.85rem; margin: 0; }
.ai-flow-arrow {
  flex: none;
  width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-faint);
  font-size: 1.2rem;
}
@media (max-width: 720px) {
  .ai-flow { flex-direction: column; gap: 14px; }
  .ai-flow-arrow { width: auto; transform: rotate(90deg); padding: 4px 0; }
}


.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
label { display:block; font-size: 0.82rem; color: var(--ink-muted); margin-bottom: 7px; }
input, select, textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  color: var(--ink);
  padding: 12px 14px;
  font-family: inherit;
  font-size: 0.94rem;
}
textarea { resize: vertical; min-height: 120px; }
input:focus, select:focus, textarea:focus { border-color: var(--cyan); }

/* ---------- Footer ---------- */
footer {
  padding: 50px 0 40px;
  border-top: 1px solid var(--line-soft);
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}
footer .foot-brand { display:flex; align-items:center; gap:10px; }
footer .foot-brand img { height: 48px; }
footer .foot-brand span { font-family:"Space Grotesk", sans-serif; font-weight:600; font-size:0.92rem; color: var(--ink-muted); }
footer .foot-links { display:flex; gap: 28px; flex-wrap: wrap; }
footer .foot-links a { font-size: 0.88rem; color: var(--ink-muted); }
footer .foot-links a:hover { color: var(--cyan); }
footer .foot-meta { font-size: 0.8rem; color: var(--ink-faint); margin-top: 20px; width: 100%; font-family:"IBM Plex Mono", monospace; }

/* ---------- Page hero (secondary pages) ---------- */
.page-hero {
  position: relative;
  padding: 84px 0 64px;
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
  background: #070912;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: -30% -10% auto -10%;
  height: 420px;
  background: radial-gradient(ellipse at 20% 10%, rgba(63, 214, 232, 0.14), transparent 60%),
              radial-gradient(ellipse at 85% 0%, rgba(139, 108, 240, 0.16), transparent 55%);
  pointer-events: none;
}
.page-hero .wrap { position: relative; }
.page-hero p.lede { font-size: 1.05rem; max-width: 60ch; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  nav.main-nav { display: none; }
  .nav-toggle { display: flex; }
  nav.main-nav.open {
    display: flex;
    position: absolute;
    top: 120px; left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line-soft);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 32px 26px;
    gap: 16px;
  }
  .grid-3 { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: 1fr 1fr; }
  .banner { flex-direction: column; align-items: flex-start; }
  section { padding: 64px 0; }
  .hero { padding: 56px 0 56px; }
  .site-header .wrap { height: 84px; }
  .brand img { height: 62px; }
  nav.main-nav.open { top: 84px; }
}