/* Last Outpost Consulting — core styles */
:root {
  /* Dark (default) */
  --ink: oklch(0.14 0.012 75);
  --ink-2: oklch(0.18 0.013 75);
  --ink-3: oklch(0.22 0.014 75);
  --parchment: oklch(0.96 0.008 80);
  --fog: oklch(0.68 0.012 80);
  --fog-dim: oklch(0.48 0.012 80);
  --ember: oklch(0.74 0.145 55);
  --ember-dim: oklch(0.58 0.12 55);
  --signal: oklch(0.82 0.09 150);
  --line: oklch(0.28 0.01 80);
  --line-soft: oklch(0.22 0.008 80);

  --bg: var(--ink);
  --bg-2: var(--ink-2);
  --bg-3: var(--ink-3);
  --fg: var(--parchment);
  --fg-mute: var(--fog);
  --fg-dim: var(--fog-dim);
  --accent: var(--ember);
  --accent-dim: var(--ember-dim);
  --border: var(--line);
  --border-soft: var(--line-soft);

  --font-serif: "Fraunces", "Instrument Serif", "Cormorant Garamond", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, Menlo, monospace;

  --radius-s: 6px;
  --radius-m: 10px;
  --radius-l: 18px;

  --max-w: 1440px;
  --pad-x: clamp(20px, 4vw, 56px);

  --ease-out: cubic-bezier(0.2, 0.7, 0.2, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
}

:root[data-theme="light"] {
  --bg: oklch(0.965 0.008 80);
  --bg-2: oklch(0.92 0.01 80);
  --bg-3: oklch(0.88 0.012 80);
  --fg: oklch(0.18 0.012 75);
  --fg-mute: oklch(0.38 0.012 80);
  --fg-dim: oklch(0.55 0.012 80);
  --border: oklch(0.82 0.012 80);
  --border-soft: oklch(0.88 0.012 80);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
html, body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.8s var(--ease-io), color 0.8s var(--ease-io);
  overflow-x: hidden;
}
body { font-feature-settings: "ss01", "cv11"; }

/* Theme transition effect */
.theme-sweep {
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  background: radial-gradient(circle at var(--cx, 50%) var(--cy, 50%), var(--sweep-color) 0, var(--sweep-color) var(--r, 0px), transparent calc(var(--r, 0px) + 1px));
  transition: none;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

img { max-width: 100%; display: block; }

/* Utilities */
.wrap { max-width: var(--max-w); margin: 0 auto; padding-left: var(--pad-x); padding-right: var(--pad-x); }
.mono { font-family: var(--font-mono); font-size: 0.78em; letter-spacing: 0.02em; text-transform: uppercase; }
.serif { font-family: var(--font-serif); font-weight: 400; letter-spacing: -0.02em; }
.muted { color: var(--fg-mute); }
.dim { color: var(--fg-dim); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-dim);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before {
  content: ""; width: 18px; height: 1px; background: var(--accent);
  display: inline-block;
}

/* Section scaffolding */
section { padding: clamp(80px, 10vh, 140px) 0; position: relative; }
.section-head { display: grid; grid-template-columns: 1fr 2fr; gap: clamp(24px, 4vw, 80px); align-items: start; margin-bottom: clamp(48px, 8vh, 96px); }
@media (max-width: 820px) { .section-head { grid-template-columns: 1fr; } }
.section-head h2 {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(32px, 4.4vw, 60px); line-height: 1.02;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.section-head h2 em { font-style: italic; color: var(--accent); }
.section-head .lede { color: var(--fg-mute); font-size: clamp(15px, 1.3vw, 17px); max-width: 56ch; }

/* Rule */
.rule { height: 1px; background: var(--border); }
.rule-thick { height: 1px; background: linear-gradient(90deg, var(--accent), transparent); }

/* Nav */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding: 18px var(--pad-x);
  display: flex; align-items: center; justify-content: space-between;
  background: color-mix(in oklch, var(--bg) 72%, transparent);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.8s var(--ease-io);
}
.nav.scrolled { border-bottom-color: var(--border-soft); }
.nav-left { display: flex; align-items: center; gap: 14px; }
.nav-logo {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--fg); color: var(--bg);
  display: grid; place-items: center;
  overflow: hidden;
}
.nav-logo img { width: 100%; height: 100%; object-fit: cover; filter: invert(var(--logo-invert, 0)); }
:root[data-theme="light"] .nav-logo { --logo-invert: 0; }
:root:not([data-theme="light"]) .nav-logo { --logo-invert: 1; }

.nav-brand { display: flex; flex-direction: column; line-height: 1; }
.nav-brand .b1 { font-family: var(--font-serif); font-size: 18px; letter-spacing: -0.01em; }
.nav-brand .b2 { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--fg-dim); text-transform: uppercase; margin-top: 3px; }

.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: 13px; color: var(--fg-mute); transition: color 0.2s; }
.nav-links a:hover { color: var(--fg); }
.nav-cta {
  padding: 9px 16px; border-radius: 999px;
  background: var(--fg); color: var(--bg);
  font-size: 13px; font-weight: 500;
  transition: transform 0.2s;
}
.nav-cta:hover { transform: translateY(-1px); }
.theme-toggle {
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--border);
  display: grid; place-items: center;
  transition: border-color 0.2s, transform 0.3s;
}
.theme-toggle:hover { border-color: var(--accent); }
.theme-toggle svg { width: 14px; height: 14px; }
@media (max-width: 780px) {
  .nav-links .hide-mobile { display: none; }
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 500;
  transition: all 0.25s var(--ease-out);
  white-space: nowrap;
}
.btn-primary {
  background: var(--fg); color: var(--bg);
  border: 1px solid var(--fg);
}
.btn-primary:hover { background: var(--accent); border-color: var(--accent); color: var(--ink); transform: translateY(-1px); }
.btn-ghost { border: 1px solid var(--border); color: var(--fg); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn .arrow { transition: transform 0.25s var(--ease-out); display: inline-flex; }
.btn:hover .arrow { transform: translateX(4px); }

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 120px var(--pad-x) 80px;
  display: flex; flex-direction: column; justify-content: space-between;
  overflow: hidden;
}
.hero-canvas {
  position: absolute; inset: 0; z-index: 0;
  opacity: 0.75;
}
.hero-grid-overlay {
  position: absolute; inset: 0; z-index: 1;
  background-image:
    linear-gradient(to right, color-mix(in oklch, var(--fg) 4%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in oklch, var(--fg) 4%, transparent) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.7), transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; max-width: var(--max-w); margin: 0 auto; width: 100%; }
.hero-meta {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: clamp(60px, 10vh, 120px);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  color: var(--fg-dim); text-transform: uppercase;
}
.hero-meta .dot { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta .dot::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 14px var(--accent); animation: pulse 2.4s ease-in-out infinite; }

@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.2); } }

.hero h1 {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(44px, 8.5vw, 140px);
  line-height: 0.95;
  letter-spacing: -0.035em;
  text-wrap: balance;
  margin-bottom: clamp(24px, 4vh, 40px);
}
.hero h1 em { font-style: italic; color: var(--accent); }
.hero h1 .line { display: block; }
.hero .sub {
  max-width: 58ch; color: var(--fg-mute);
  font-size: clamp(16px, 1.4vw, 19px);
  margin-bottom: clamp(28px, 4vh, 44px);
  text-wrap: pretty;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-footer {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-top: clamp(60px, 8vh, 100px);
  padding-top: 24px; border-top: 1px solid var(--border-soft);
}
.hero-footer .cell .k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-dim); margin-bottom: 6px; }
.hero-footer .cell .v { font-family: var(--font-serif); font-size: clamp(20px, 2vw, 28px); letter-spacing: -0.01em; }
@media (max-width: 720px) { .hero-footer { grid-template-columns: 1fr; } }

/* Marquee */
.marquee {
  overflow: hidden; padding: 22px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-2);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.marquee-track { display: flex; gap: 48px; animation: marquee 48s linear infinite; white-space: nowrap; width: max-content; }
.marquee-item { font-family: var(--font-serif); font-size: clamp(18px, 2vw, 26px); color: var(--fg-mute); display: inline-flex; align-items: center; gap: 48px; letter-spacing: -0.01em; }
.marquee-item em { color: var(--accent); font-style: normal; }
.marquee-item::after { content: "◆"; color: var(--accent); font-size: 0.6em; opacity: 0.6; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Problem stats */
.leaks {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0; border-top: 1px solid var(--border);
}
.leak {
  padding: 40px 28px 32px; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border);
  position: relative; overflow: hidden;
  transition: background 0.3s;
}
.leak:last-child { border-right: none; }
.leak:hover { background: var(--bg-2); }
.leak:hover .leak-spark { opacity: 1; transform: scaleX(1); }
.leak-spark {
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.6s var(--ease-out), opacity 0.3s;
  opacity: 0;
}
.leak .fig { font-family: var(--font-serif); font-size: clamp(40px, 5vw, 64px); letter-spacing: -0.03em; line-height: 1; }
.leak .fig.neg { color: var(--accent); }
.leak .label { margin-top: 14px; font-size: 15px; font-weight: 500; }
.leak .desc { margin-top: 8px; font-size: 14px; color: var(--fg-mute); line-height: 1.5; }
@media (max-width: 920px) { .leaks { grid-template-columns: repeat(2, 1fr); } .leak:nth-child(2n) { border-right: none; } .leak:nth-child(n+3) { border-bottom: 1px solid var(--border); } }
@media (max-width: 560px) { .leaks { grid-template-columns: 1fr; } .leak { border-right: none; } }

/* Services */
.services {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-l); overflow: hidden;
}
.service {
  background: var(--bg); padding: clamp(28px, 3vw, 44px);
  position: relative; overflow: hidden;
  transition: background 0.3s;
  min-height: 320px;
  display: flex; flex-direction: column;
}
.service:hover { background: var(--bg-2); }
.service-glyph { width: 72px; height: 72px; margin-bottom: 24px; }
.service h3 { font-family: var(--font-serif); font-size: clamp(22px, 2vw, 30px); letter-spacing: -0.02em; font-weight: 400; margin-bottom: 12px; }
.service p { color: var(--fg-mute); font-size: 15px; line-height: 1.6; max-width: 46ch; }
.service-tag { margin-top: auto; padding-top: 20px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-dim); }
@media (max-width: 760px) { .services { grid-template-columns: 1fr; } }

/* Process */
.process {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0; border-top: 1px solid var(--border);
}
.process-step {
  padding: 40px 32px; border-right: 1px solid var(--border);
  position: relative; display: flex; flex-direction: column; gap: 18px;
  min-height: 340px;
}
.process-step:last-child { border-right: none; }
.process-step .num {
  font-family: var(--font-serif); font-size: 14px; font-style: italic; color: var(--accent);
  display: flex; align-items: center; gap: 10px;
}
.process-step .num::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.process-step .when { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-dim); }
.process-step h3 { font-family: var(--font-serif); font-size: clamp(24px, 2.3vw, 32px); font-weight: 400; letter-spacing: -0.02em; }
.process-step p { color: var(--fg-mute); font-size: 15px; }
.process-step-viz { margin-top: auto; height: 80px; }
@media (max-width: 860px) { .process { grid-template-columns: 1fr; } .process-step { border-right: none; border-bottom: 1px solid var(--border); } }

/* On-site AI */
.onsite {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.onsite-copy .manifesto { margin-top: 28px; display: flex; flex-direction: column; gap: 14px; }
.onsite-copy .manifesto li { list-style: none; display: flex; gap: 14px; align-items: flex-start; padding: 14px 0; border-bottom: 1px solid var(--border-soft); }
.onsite-copy .manifesto li .plus { color: var(--accent); font-family: var(--font-mono); font-size: 12px; padding-top: 3px; }
.onsite-copy .manifesto li span.t { font-size: 15px; }
.terminal {
  background: var(--ink); color: var(--parchment);
  border: 1px solid var(--line); border-radius: var(--radius-m);
  overflow: hidden; box-shadow: 0 30px 60px -30px rgba(0,0,0,0.6);
  font-family: var(--font-mono); font-size: 12px;
}
.terminal-bar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: oklch(0.2 0.01 80); border-bottom: 1px solid var(--line); }
.terminal-bar .tb-dot { width: 10px; height: 10px; border-radius: 50%; background: oklch(0.4 0.01 80); }
.terminal-bar .tb-title { margin-left: 10px; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fog); }
.terminal-body { padding: 22px 22px 28px; min-height: 360px; }
.terminal-body .ln { display: block; margin-bottom: 4px; white-space: pre-wrap; }
.terminal-body .prompt { color: var(--ember); }
.terminal-body .cmd { color: var(--parchment); }
.terminal-body .out { color: oklch(0.8 0.012 80); }
.terminal-body .ok { color: var(--signal); }
.terminal-body .cursor { display: inline-block; width: 8px; height: 14px; background: var(--ember); vertical-align: -2px; animation: blink 1.1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
@media (max-width: 860px) { .onsite { grid-template-columns: 1fr; } }

/* ROI Calculator */
.roi {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(32px, 5vw, 72px);
  border: 1px solid var(--border); border-radius: var(--radius-l); overflow: hidden;
  background: var(--bg-2);
}
.roi-controls { padding: clamp(28px, 3vw, 44px); border-right: 1px solid var(--border); }
.roi-display { padding: clamp(28px, 3vw, 44px); background: var(--bg); }
.roi-slider { margin-bottom: 28px; }
.roi-slider .lh { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; }
.roi-slider .lh .lbl { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-mute); }
.roi-slider .lh .val { font-family: var(--font-serif); font-size: 24px; letter-spacing: -0.01em; }
.roi-slider input[type="range"] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 4px;
  background: var(--border); border-radius: 999px; outline: none;
}
.roi-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent); cursor: pointer;
  box-shadow: 0 0 0 4px color-mix(in oklch, var(--accent) 20%, transparent);
  transition: transform 0.15s;
}
.roi-slider input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }
.roi-slider input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent); cursor: pointer; border: none;
  box-shadow: 0 0 0 4px color-mix(in oklch, var(--accent) 20%, transparent);
}
.roi-readout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 28px; }
.roi-readout .card { padding: 18px; border: 1px solid var(--border); border-radius: var(--radius-m); }
.roi-readout .card .k { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-dim); }
.roi-readout .card .v { font-family: var(--font-serif); font-size: clamp(28px, 3vw, 40px); letter-spacing: -0.02em; margin-top: 4px; }
.roi-readout .card .v.accent { color: var(--accent); }
/* roi chart rule moved below */
@media (max-width: 860px) { .roi { grid-template-columns: 1fr; } .roi-controls { border-right: none; border-bottom: 1px solid var(--border); } }

/* Impact */
.impact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-l); overflow: hidden; margin-top: 40px; }
.impact-card { background: var(--bg); padding: 32px; display: flex; flex-direction: column; gap: 12px; min-height: 300px; }
.impact-card .fig { font-family: var(--font-serif); font-size: clamp(40px, 5vw, 72px); line-height: 1; letter-spacing: -0.035em; }
.impact-card .fig.accent { color: var(--accent); }
.impact-card h4 { font-family: var(--font-serif); font-weight: 400; font-size: 18px; letter-spacing: -0.01em; }
.impact-card p { color: var(--fg-mute); font-size: 14px; }
.impact-card .sparkline { margin-top: auto; height: 60px; }
@media (max-width: 860px) { .impact-grid { grid-template-columns: 1fr; } }

.charts {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 1px;
  background: var(--border); border: 1px solid var(--border);
  border-radius: var(--radius-l); overflow: hidden; margin-top: 24px;
}
.chart-card { background: var(--bg); padding: 28px; display: flex; flex-direction: column; gap: 16px; min-height: 380px; }
.chart-card h4 { font-family: var(--font-serif); font-size: 20px; font-weight: 400; letter-spacing: -0.01em; }
.chart-card .chart-sub { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-dim); }
.chart-card svg { width: 100%; height: auto; max-height: 260px; display: block; }
.chart-card #chart-cumulative { aspect-ratio: 400 / 180; }
.chart-card #chart-hours, .chart-card #chart-leaks { aspect-ratio: 280 / 220; max-width: 420px; align-self: center; width: 100%; }
.roi-chart { width: 100%; height: auto; max-height: 280px; aspect-ratio: 560 / 260; display: block; }
@media (max-width: 980px) { .charts { grid-template-columns: 1fr; } }

/* Coverage map */
.coverage { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: stretch; }
.coverage-map-wrap {
  position: relative; border: 1px solid var(--border); border-radius: var(--radius-l);
  overflow: hidden; min-height: 480px; background: var(--bg-2);
}
.coverage-map { position: absolute; inset: 0; width: 100%; height: 100%; }
.coverage-regions { display: flex; flex-direction: column; gap: 12px; }
.region {
  padding: 24px; border: 1px solid var(--border); border-radius: var(--radius-m);
  cursor: pointer; transition: all 0.3s;
}
.region:hover, .region.active { border-color: var(--accent); background: var(--bg-2); }
.region .rh { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.region .rh h4 { font-family: var(--font-serif); font-size: 22px; font-weight: 400; letter-spacing: -0.01em; }
.region .rh .count { font-family: var(--font-mono); font-size: 11px; color: var(--fg-dim); letter-spacing: 0.12em; text-transform: uppercase; }
.region p { color: var(--fg-mute); font-size: 14px; margin-bottom: 10px; }
.region .cities { display: flex; flex-wrap: wrap; gap: 6px; }
.region .city { font-family: var(--font-mono); font-size: 10px; padding: 4px 8px; border: 1px solid var(--border-soft); border-radius: 999px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-mute); }
.region.active .city { border-color: var(--accent); color: var(--accent); }
@media (max-width: 860px) { .coverage { grid-template-columns: 1fr; } .coverage-map-wrap { min-height: 360px; } }

/* Contact */
.contact {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(32px, 5vw, 80px);
}
.contact-copy .bullets { margin-top: 28px; display: flex; flex-direction: column; gap: 14px; }
.contact-copy .bullets li { list-style: none; display: flex; gap: 14px; color: var(--fg-mute); font-size: 15px; }
.contact-copy .bullets li::before { content: "+"; color: var(--accent); font-family: var(--font-mono); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-dim); }
.form-field input, .form-field textarea, .form-field select {
  background: transparent; border: none; border-bottom: 1px solid var(--border);
  color: var(--fg); font: inherit; font-size: 16px; padding: 10px 0;
  outline: none; transition: border-color 0.2s;
  font-family: var(--font-sans);
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus { border-color: var(--accent); }
.form-field textarea { resize: vertical; min-height: 80px; }
@media (max-width: 680px) { .form-grid { grid-template-columns: 1fr; } .contact { grid-template-columns: 1fr; } }

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px var(--pad-x) 40px;
  background: var(--bg-2);
}
.footer-grid { max-width: var(--max-w); margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 48px; }
.footer-mono { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-dim); margin-bottom: 14px; }
.footer-col a { display: block; font-size: 14px; color: var(--fg-mute); padding: 4px 0; transition: color 0.2s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { max-width: var(--max-w); margin: 0 auto; padding-top: 24px; border-top: 1px solid var(--border-soft); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; font-family: var(--font-mono); font-size: 11px; color: var(--fg-dim); letter-spacing: 0.1em; text-transform: uppercase; }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }

/* Tweaks panel */
.tweaks-panel {
  position: fixed; bottom: 20px; right: 20px; z-index: 500;
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius-l);
  padding: 20px; min-width: 260px;
  box-shadow: 0 20px 40px -20px rgba(0,0,0,0.5);
  font-family: var(--font-sans); display: none;
  backdrop-filter: blur(20px);
}
.tweaks-panel.open { display: block; }
.tweaks-panel h3 { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-mute); margin-bottom: 14px; }
.tweak-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 14px; }
.tweak-row label { font-size: 13px; }
.tweak-pills { display: flex; gap: 6px; }
.tweak-pill { padding: 6px 10px; border: 1px solid var(--border); border-radius: 999px; font-size: 11px; cursor: pointer; transition: all 0.2s; font-family: var(--font-mono); letter-spacing: 0.05em; }
.tweak-pill.on { background: var(--accent); border-color: var(--accent); color: var(--ink); }

/* Section divider ornament */
.ornament { display: flex; align-items: center; justify-content: center; gap: 16px; color: var(--fg-dim); margin: 40px 0; font-family: var(--font-serif); }
.ornament::before, .ornament::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.ornament .mark { font-size: 14px; letter-spacing: 0.1em; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}