:root {
  --bg: #060607;
  --bg-deep: #030304;
  --ink: #EDEDEF;
  --ink-dim: #8A8A92;
  --ink-faint: #4A4A52;
  --line: rgba(237, 237, 239, 0.08);
  --line-strong: rgba(237, 237, 239, 0.18);
  --accent: oklch(0.82 0.12 215);
  --accent-warm: oklch(0.78 0.14 55);
  --serif: 'Fraunces', 'Times New Roman', serif;
  --sans: 'Inter Tight', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body {
  position: relative;
  min-height: 100vh;
}

/* Grain overlay */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.35;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0.6 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.6) 100%);
}

/* Shared */
.mono { font-family: var(--mono); font-feature-settings: "zero"; }
.serif { font-family: var(--serif); font-optical-sizing: auto; }
.uppercase { text-transform: uppercase; letter-spacing: 0.14em; }
.dim { color: var(--ink-dim); }
.faint { color: var(--ink-faint); }
.accent { color: var(--accent); }

.label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.label::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1px;
  background: var(--accent);
}

section { position: relative; z-index: 2; }

/* NAV */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  padding: 22px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  mix-blend-mode: normal;
  backdrop-filter: blur(14px);
  background: linear-gradient(to bottom, rgba(6,6,7,0.7), rgba(6,6,7,0));
  border-bottom: 1px solid var(--line);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.nav-brand-mark {
  width: 22px;
  height: 22px;
  position: relative;
}
.nav-links {
  display: flex;
  gap: 34px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.nav-links a {
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.3s;
  position: relative;
}
.nav-links a:hover { color: var(--ink); }
.nav-status {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.nav-status .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(126, 212, 239, 0.6); }
  70% { box-shadow: 0 0 0 8px rgba(126, 212, 239, 0); }
  100% { box-shadow: 0 0 0 0 rgba(126, 212, 239, 0); }
}

/* HERO */
.hero {
  min-height: 100vh;
  padding: 140px 48px 80px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}
.hero-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
}
.hero-top-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-align: right;
  line-height: 1.8;
}
.hero h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(56px, 10vw, 168px);
  line-height: 0.95;
  letter-spacing: -0.035em;
  max-width: 1400px;
}
.hero h1 .italic {
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
}
.hero h1 .word {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  padding-bottom: 0.18em;
  line-height: 1.1;
}
.hero h1 .word span {
  display: inline-block;
  transform: translateY(110%);
  animation: rise 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}
@keyframes rise {
  to { transform: translateY(0); }
}

.hero-bottom {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: end;
  padding-top: 48px;
  border-top: 1px solid var(--line);
}
.hero-lede {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-dim);
  max-width: 400px;
}
.hero-lede strong { color: var(--ink); font-weight: 500; }
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 26px;
  border: 1px solid var(--line-strong);
  background: rgba(237,237,239,0.02);
  color: var(--ink);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  justify-self: start;
  transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.hero-cta:hover {
  border-color: var(--accent);
  color: var(--accent);
  padding-right: 32px;
}
.hero-cta .arrow {
  transition: transform 0.4s;
}
.hero-cta:hover .arrow { transform: translateX(6px); }

.hero-clock {
  text-align: right;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-dim);
}
.hero-clock .big {
  font-family: var(--serif);
  font-size: 28px;
  font-style: italic;
  font-weight: 300;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

/* STATS */
.stats {
  padding: 80px 48px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat {
  padding: 20px 32px 20px 0;
  border-right: 1px solid var(--line);
  position: relative;
}
.stat:last-child { border-right: none; }
.stat-num {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(56px, 8vw, 112px);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 20px;
  display: flex;
  align-items: baseline;
}
.stat-num .suffix {
  font-size: 0.5em;
  color: var(--accent);
  margin-left: 4px;
}
.stat-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.stat-bar {
  margin-top: 16px;
  height: 1px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}
.stat-bar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateX(-100%);
  animation: barSlide 2.5s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}
.stat:nth-child(1) .stat-bar::after { animation-delay: 0.1s; }
.stat:nth-child(2) .stat-bar::after { animation-delay: 0.25s; }
.stat:nth-child(3) .stat-bar::after { animation-delay: 0.4s; }
.stat:nth-child(4) .stat-bar::after { animation-delay: 0.55s; }
@keyframes barSlide {
  to { transform: translateX(0); }
}

/* SECTION HEADER */
.section-head {
  padding: 80px 48px 48px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: end;
  border-top: 1px solid var(--line);
}
.section-head h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(40px, 5.5vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  max-width: 14ch;
}
.section-head h2 .italic {
  font-style: italic;
  color: var(--accent);
}
.section-head-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-align: right;
  line-height: 2;
}

/* STRATEGIES */
.strategies {
  padding: 0 48px 100px;
}
.strat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.strat-card {
  background: rgba(6, 6, 7, 0.82);
  backdrop-filter: blur(8px);
  padding: 36px 32px 28px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: background 0.6s;
}
.strat-card:hover {
  background: rgba(12, 12, 14, 0.9);
}
.strat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(126, 212, 239, 0.05) 100%);
  opacity: 0;
  transition: opacity 0.6s;
}
.strat-card:hover::before { opacity: 1; }
.strat-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
  gap: 12px;
}
.strat-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
  flex: 1;
  min-width: 0;
}
.strat-status {
  flex-shrink: 0;
}
.strat-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}
.strat-status .dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}
.strat-name {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.strat-spark {
  height: 44px;
  position: relative;
  margin-top: 20px;
}
.strat-spark svg { width: 100%; height: 100%; overflow: visible; }
.strat-spark path.line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1;
  opacity: 0.7;
}
.strat-spark path.fill {
  fill: url(#sparkGrad);
  opacity: 0.3;
}
.strat-footer {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.strat-footer .pnl {
  color: var(--accent);
}

/* ARCHITECTURE */
.arch {
  padding: 0 48px 100px;
}
.arch-track {
  position: relative;
}
.arch-step {
  display: grid;
  grid-template-columns: 80px 1fr 1fr;
  gap: 48px;
  padding: 48px 0;
  border-top: 1px solid var(--line);
  position: relative;
  cursor: default;
  transition: background 0.5s;
}
.arch-step:last-child { border-bottom: 1px solid var(--line); }
.arch-step:hover {
  background: linear-gradient(to right, rgba(126,212,239,0.04), transparent 60%);
}
.arch-step:hover .arch-num { color: var(--accent); }
.arch-step:hover .arch-visual { opacity: 1; }
.arch-num {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: 64px;
  color: var(--ink-faint);
  line-height: 1;
  transition: color 0.5s;
}
.arch-body h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 32px;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  line-height: 1.1;
}
.arch-body p {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-dim);
  max-width: 48ch;
}
.arch-visual {
  height: 120px;
  position: relative;
  opacity: 0.55;
  transition: opacity 0.5s;
}

/* TECH */
.tech {
  padding: 0 48px 100px;
}
.tech-list {
  border-top: 1px solid var(--line);
}
.tech-row {
  display: grid;
  grid-template-columns: 60px 1fr 200px 120px;
  gap: 32px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.5s;
  cursor: default;
  position: relative;
  overflow: hidden;
}
.tech-row::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.3s;
  mix-blend-mode: overlay;
  z-index: -1;
}
.tech-row:hover::before { transform: scaleX(0.02); opacity: 1; }
.tech-row:hover { padding-left: 16px; }
.tech-idx {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
}
.tech-name {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 28px;
  letter-spacing: -0.015em;
}
.tech-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.tech-status {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  text-align: right;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}
.tech-status .dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

/* CONTACT */
.contact {
  padding: 0 48px 100px;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  padding-top: 80px;
  border-top: 1px solid var(--line);
}
.contact-left h3 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(36px, 4.5vw, 72px);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 40px;
}
.contact-left h3 .italic { font-style: italic; color: var(--accent); }
.contact-left p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-dim);
  max-width: 42ch;
  margin-bottom: 32px;
}
.contact-email {
  display: inline-block;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--accent);
  transition: color 0.3s;
}
.contact-email:hover { color: var(--accent); }

.terminal {
  background: rgba(10, 10, 12, 0.6);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(20px);
  padding: 0;
  overflow: hidden;
}
.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.terminal-dots { display: flex; gap: 6px; }
.terminal-dots span {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--ink-faint);
}
.terminal-body { padding: 32px 28px; }
.field {
  margin-bottom: 22px;
  position: relative;
}
.field label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 10px;
}
.field label .prompt { color: var(--accent); margin-right: 8px; }
.field input, .field textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  padding: 8px 0 12px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s;
  resize: none;
}
.field input:focus, .field textarea:focus {
  border-color: var(--accent);
}
.field textarea { min-height: 80px; }
.field .caret {
  display: inline-block;
  width: 8px;
  height: 14px;
  background: var(--accent);
  vertical-align: middle;
  animation: blink 1s infinite;
  margin-left: 2px;
}
@keyframes blink { 50% { opacity: 0; } }
.submit-btn {
  width: 100%;
  background: transparent;
  border: 1px solid var(--line-strong);
  padding: 18px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.4s;
  margin-top: 12px;
}
.submit-btn:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  letter-spacing: 0.3em;
}

/* FOOTER */
.footer {
  padding: 48px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.footer-brand {
  font-family: var(--serif);
  font-style: italic;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-transform: none;
}

/* ACTIVITY FEED */
.activity-feed {
  margin-bottom: 40px;
  border: 1px solid var(--line);
  background: rgba(10, 10, 12, 0.55);
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.activity-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.activity-title {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
}
.activity-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}
.activity-meta {
  color: var(--ink-faint);
}
.activity-rows {
  padding: 8px 20px 12px;
  font-family: var(--mono);
  font-size: 12px;
  min-height: 180px;
}
.activity-row {
  display: grid;
  grid-template-columns: 88px 82px 1fr auto 48px;
  gap: 20px;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(237, 237, 239, 0.04);
  animation: activity-in 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.activity-row:last-child { border-bottom: none; }
@keyframes activity-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.activity-ts {
  color: var(--ink-faint);
  font-size: 11px;
  letter-spacing: 0.08em;
}
.activity-agent {
  color: var(--accent);
  letter-spacing: 0.18em;
  font-size: 10px;
  text-transform: uppercase;
}
.activity-act {
  color: var(--ink);
  letter-spacing: 0.02em;
}
.activity-detail {
  color: var(--ink-dim);
  letter-spacing: 0.05em;
  font-size: 11px;
  justify-self: end;
}
.activity-side {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-align: center;
  padding: 3px 0;
  border: 1px solid currentColor;
  text-transform: uppercase;
}
.activity-side.buy { color: var(--accent); }
.activity-side.sell { color: oklch(0.72 0.14 25); }

@media (max-width: 900px) {
  .activity-row { grid-template-columns: 66px 1fr auto; }
  .activity-agent, .activity-side { display: none; }
  .activity-detail { font-size: 10px; }
}

.tweaks {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 280px;
  background: rgba(10,10,12,0.92);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(20px);
  z-index: 200;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink);
  display: none;
}
.tweaks.open { display: block; }
.tweaks-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  font-size: 10px;
}
.tweaks-body { padding: 16px; display: flex; flex-direction: column; gap: 18px; }
.tweak-row label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.tweak-swatches { display: flex; gap: 8px; }
.tweak-swatch {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: transform 0.2s;
}
.tweak-swatch:hover { transform: scale(1.15); }
.tweak-swatch.active { outline: 1px solid var(--ink); outline-offset: 3px; }
.tweak-slider { width: 100%; accent-color: var(--accent); }
.tweak-toggle {
  display: flex; gap: 6px;
}
.tweak-toggle button {
  flex: 1;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--ink-dim);
  padding: 6px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
}
.tweak-toggle button.active { border-color: var(--accent); color: var(--accent); }

/* BACKGROUND CANVAS */
.bg-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* MARQUEE */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
  white-space: nowrap;
  position: relative;
  z-index: 2;
  background: rgba(6,6,7,0.8);
}
.marquee-track {
  display: inline-block;
  animation: scroll 60s linear infinite;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: 22px;
  color: var(--ink);
}
.marquee-track span { margin: 0 40px; color: var(--ink-dim); }
.marquee-track span.accent { color: var(--accent); font-style: normal; font-family: var(--mono); font-size: 11px; letter-spacing: 0.25em; text-transform: uppercase; vertical-align: middle; }
@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s cubic-bezier(0.2,0.8,0.2,1), transform 1s cubic-bezier(0.2,0.8,0.2,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 900px) {
  .nav { padding: 16px 20px; }
  .nav-links { display: none; }
  .hero { padding: 100px 20px 60px; }
  .hero-bottom { grid-template-columns: 1fr; gap: 24px; }
  .stats { grid-template-columns: repeat(2, 1fr); padding: 60px 20px; }
  .stat { padding: 16px; border-right: none; border-bottom: 1px solid var(--line); }
  .section-head { grid-template-columns: 1fr; padding: 80px 20px 40px; gap: 20px; }
  .section-head-meta { text-align: left; }
  .strategies, .arch, .tech, .contact { padding-left: 20px; padding-right: 20px; }
  .strat-grid { grid-template-columns: 1fr; }
  .arch-step { grid-template-columns: 48px 1fr; }
  .arch-visual { display: none; }
  .tech-row { grid-template-columns: 36px 1fr 80px; }
  .tech-meta { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer { padding: 24px 20px; flex-direction: column; gap: 12px; }
  .tweaks { display: none !important; }
}