/* =============================================
   Ari Bornstein · Zapier Expert
   Design tokens + global styles
   ============================================= */

:root {
  --bg: #0b0b0f;
  --bg-elev: #111116;
  --bg-card: #14141b;
  --bg-card-hover: #1a1a22;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  --text: #f5f5f7;
  --text-dim: #a1a1aa;
  --text-faint: #6b6b78;

  --accent: #ff4a00;
  --accent-hover: #ff6a2b;
  --accent-soft: rgba(255, 74, 0, 0.12);
  --accent-glow: rgba(255, 74, 0, 0.35);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-serif: 'Instrument Serif', 'Iowan Old Style', Georgia, serif;

  --maxw: 1200px;
  --radius: 14px;
  --radius-lg: 22px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* =============================================
   Reset
   ============================================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
em { font-style: italic; font-family: var(--font-serif); font-weight: 400; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

/* =============================================
   Buttons
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  font-weight: 600;
  font-size: 15px;
  border-radius: 999px;
  transition: all 0.25s var(--ease);
  white-space: nowrap;
  border: 1px solid transparent;
  letter-spacing: -0.01em;
}
.btn svg { width: 16px; height: 16px; }
.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.2) inset, 0 8px 32px -8px var(--accent-glow);
}
.btn--primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.2) inset, 0 12px 36px -6px var(--accent-glow);
}
.btn--ghost {
  color: var(--text);
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.02);
}
.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.28);
}
.btn--sm  { padding: 9px 16px; font-size: 14px; }
.btn--lg  { padding: 15px 26px; font-size: 16px; }
.btn--full { width: 100%; }

/* =============================================
   Nav
   ============================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(11, 11, 15, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}
.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.015em;
  font-size: 16px;
}
.nav__logo-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 74, 0, 0.18), 0 0 14px var(--accent-glow);
  flex-shrink: 0;
}
.nav__links {
  display: flex;
  gap: 28px;
  font-size: 14px;
  color: var(--text-dim);
}
.nav__links a {
  transition: color 0.2s;
  position: relative;
}
.nav__links a:hover { color: var(--text); }
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease);
}
.nav__links a:hover::after { transform: scaleX(1); transform-origin: left; }

.nav__menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav__menu-btn span {
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}
.nav__menu-btn.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__menu-btn.is-open span:nth-child(2) { opacity: 0; }
.nav__menu-btn.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 28px 24px;
  background: var(--bg-elev);
  border-top: 1px solid var(--border);
}
.nav__mobile a {
  padding: 14px 4px;
  font-size: 16px;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}
.nav__mobile a.btn { border-bottom: 0; margin-top: 12px; justify-content: center; }
.nav__mobile.is-open { display: flex; }

/* =============================================
   Hero
   ============================================= */
.hero {
  position: relative;
  padding: 160px 0 120px;
  overflow: hidden;
  isolation: isolate;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 40%, transparent 80%);
}
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.6;
}
.hero__glow--1 {
  width: 560px; height: 560px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  top: -180px; left: -160px;
}
.hero__glow--2 {
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(120, 90, 255, 0.22), transparent 70%);
  top: 180px; right: -160px;
}

.hero__inner {
  position: relative;
  text-align: center;
  max-width: 960px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.025);
  font-weight: 500;
  backdrop-filter: blur(8px);
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}
.pulse {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: relative;
}
.pulse::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.5;
  animation: pulse 1.8s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(2.4); opacity: 0; }
}

.hero__title {
  font-size: clamp(40px, 7vw, 82px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 28px;
}
.accent-wrap { position: relative; display: inline-block; }
.accent {
  background: linear-gradient(135deg, var(--accent) 0%, #ff7e3d 60%, #ffb37a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
}
.accent::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.5;
}

.hero__sub {
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--text-dim);
  max-width: 680px;
  margin: 0 auto 40px;
  line-height: 1.6;
}
.hero__ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 80px;
}

/* hero metrics */
.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0.005));
  max-width: 800px;
  margin: 0 auto;
  backdrop-filter: blur(8px);
}
.metric { text-align: center; position: relative; }
.metric + .metric::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10%; bottom: 10%;
  width: 1px;
  background: var(--border);
}
.metric__num {
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  margin-bottom: 4px;
}
.metric__label {
  font-size: 13px;
  color: var(--text-faint);
  letter-spacing: -0.005em;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-faint);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}
.hero__scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, var(--text-faint), transparent);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 12px;
  background: var(--accent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { top: -12px; }
  100% { top: 100%; }
}

/* =============================================
   Logos strip
   ============================================= */
.logos {
  padding: 60px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-elev);
  overflow: hidden;
}
.logos__label {
  text-align: center;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--text-faint);
  margin-bottom: 24px;
}
.logos__track {
  display: flex;
  gap: 56px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
.logos__item {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-dim);
  opacity: 0.75;
  transition: opacity 0.25s, color 0.25s;
}
.logos__item:hover {
  opacity: 1;
  color: var(--text);
}

/* =============================================
   Section scaffolding
   ============================================= */
.section {
  padding: 140px 0;
  position: relative;
}
.section__head {
  max-width: 760px;
  margin-bottom: 70px;
}
.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent);
  margin-bottom: 18px;
  font-variant-numeric: tabular-nums;
}
.eyebrow--light { color: rgba(255, 255, 255, 0.7); }
.section__title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.section__lede {
  margin-top: 22px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 620px;
}

/* =============================================
   Services
   ============================================= */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service {
  position: relative;
  padding: 36px 30px 34px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 0.3s, transform 0.3s var(--ease), background 0.3s;
  overflow: hidden;
}
.service::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 0%), rgba(255, 74, 0, 0.06), transparent 40%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.service:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
  background: var(--bg-card-hover);
}
.service:hover::before { opacity: 1; }
.service__num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--text-faint);
  margin-bottom: 24px;
}
.service__icon {
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 22px;
}
.service__icon svg { width: 22px; height: 22px; }
.service h3 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.service p {
  color: var(--text-dim);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 22px;
}
.service__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
  color: var(--text-dim);
}
.service__list li {
  position: relative;
  padding-left: 22px;
}
.service__list li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.55em;
  width: 12px; height: 1px;
  background: var(--accent);
}
/* =============================================
   Results
   ============================================= */
.results__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 80px;
}
.stat {
  padding: 30px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  transition: border-color 0.3s, transform 0.3s var(--ease);
}
.stat:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
}
.stat__num {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text);
  margin-bottom: 14px;
  font-variant-numeric: tabular-nums;
}
.stat__num span {
  font-size: 22px;
  font-weight: 600;
  color: var(--accent);
  margin-left: 4px;
}
.stat__label {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 18px;
  min-height: 42px;
}
.stat__meta {
  font-size: 12px;
  color: var(--text-faint);
  padding-top: 16px;
  border-top: 1px solid var(--border);
  letter-spacing: 0.02em;
}

/* Trusted by enterprise logo wall */
.trusted {
  margin: 80px 0;
  padding: 40px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(800px circle at 50% -20%, rgba(255, 74, 0, 0.06), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0));
  text-align: center;
}
.trusted__label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--text-faint);
  margin-bottom: 28px;
}
.trusted__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 28px 40px;
  align-items: center;
  justify-items: center;
}
.trusted__grid span {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-dim);
  opacity: 0.8;
  transition: opacity 0.25s, color 0.25s, transform 0.25s var(--ease);
}
.trusted__grid span:hover {
  opacity: 1;
  color: var(--text);
  transform: translateY(-2px);
}

.quote {
  position: relative;
  padding: 60px 48px;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 880px;
  margin: 0 auto;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
}
.quote__mark {
  width: 36px; height: 36px;
  color: var(--accent);
  opacity: 0.5;
  margin: 0 auto 20px;
}
.quote blockquote {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.4;
  color: var(--text);
  margin: 0 0 28px;
  letter-spacing: -0.015em;
}
.quote cite {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
}
.quote cite strong { color: var(--text); font-weight: 600; }
.quote cite span { color: var(--text-faint); }

/* =============================================
   AI Automation Spectrum
   ============================================= */
:root {
  --spec-orange: #FF4A00;
  --spec-orange-soft: rgba(255, 74, 0, 0.10);
  --spec-orange-border: rgba(255, 74, 0, 0.55);
  --spec-purple: #8b7cf6;
  --spec-purple-soft: rgba(139, 124, 246, 0.14);
  --spec-purple-border: rgba(139, 124, 246, 0.55);
  --spec-mix: #c97cdb;
  --node-bg: rgba(255, 255, 255, 0.03);
  --node-border: rgba(255, 255, 255, 0.08);
}

.spectrum__axis {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 64px 0 22px;
  padding: 0 12px;
}
.spectrum__axis-label {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--text);
  white-space: nowrap;
  z-index: 2;
  background: var(--bg);
  padding: 0 14px;
}
.spectrum__axis-label--left { color: var(--spec-orange); }
.spectrum__axis-label--right { color: var(--spec-purple); }
.spectrum__axis-bar {
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 3px;
  border-radius: 2px;
  transform: translateY(-50%);
  background: linear-gradient(
    to right,
    var(--spec-orange) 0%,
    #ff8c50 30%,
    var(--spec-mix) 60%,
    var(--spec-purple) 100%
  );
  z-index: 1;
}

.spectrum__captions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 14px;
  text-align: center;
}
.spectrum__caption {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.35;
  padding-bottom: 18px;
  position: relative;
}
.spectrum__caption::after {
  content: '→';
  position: absolute;
  right: -8px;
  top: 0;
  font-size: 14px;
  color: var(--text-faint);
}
.spectrum__caption:last-child::after { content: ''; }
.spectrum__caption--det { color: var(--spec-orange); }
.spectrum__caption--mix { color: #ff8c50; }
.spectrum__caption--mix-strong { color: var(--spec-mix); }
.spectrum__caption--inf { color: var(--spec-purple); }

.spectrum__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  align-items: stretch;
}

.tier {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 2px solid var(--node-border);
  border-radius: 14px;
  padding: 18px 14px 22px;
  background: rgba(255, 255, 255, 0.015);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.tier:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 50px -20px rgba(0, 0, 0, 0.6);
}
.tier--workflow      { border-color: var(--spec-orange-border); background: linear-gradient(180deg, var(--spec-orange-soft), rgba(255, 74, 0, 0.02)); }
.tier--ai-workflow   { border-color: rgba(255, 140, 80, 0.55);  background: linear-gradient(180deg, rgba(255, 140, 80, 0.10), rgba(255, 140, 80, 0.02)); }
.tier--agentic       { border-color: rgba(201, 124, 219, 0.55); background: linear-gradient(180deg, rgba(201, 124, 219, 0.10), rgba(201, 124, 219, 0.02)); }
.tier--agent         { border-color: var(--spec-purple-border); background: linear-gradient(180deg, var(--spec-purple-soft), rgba(139, 124, 246, 0.02)); }

.tier__header {
  text-align: center;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--node-border);
}
.tier__title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.tier__flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.node {
  width: 100%;
  max-width: 200px;
  text-align: center;
  padding: 9px 12px;
  border: 1px solid var(--node-border);
  border-radius: 999px;
  background: var(--node-bg);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.3;
  transition: border-color 0.25s, background 0.25s;
}
.node:hover { border-color: rgba(255, 255, 255, 0.18); background: rgba(255, 255, 255, 0.05); }
.node--ai {
  background: var(--spec-purple-soft);
  border-color: var(--spec-purple-border);
  color: #c8bfff;
  font-weight: 600;
}
.node--ai:hover { background: rgba(139, 124, 246, 0.22); }

.node-row {
  display: flex;
  gap: 8px;
  width: 100%;
  justify-content: center;
}
.node-row .node { max-width: 160px; }

.node-arrow {
  width: 1.5px;
  height: 14px;
  background: linear-gradient(to bottom, transparent, var(--text-faint), transparent);
  position: relative;
}
.node-arrow::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--text-faint);
}
.node-arrow--branch {
  width: 60%;
  height: 14px;
  background: none;
  border-left: 1.5px solid var(--text-faint);
  border-right: 1.5px solid var(--text-faint);
  border-top: 1.5px solid var(--text-faint);
  border-radius: 8px 8px 0 0;
}
.node-arrow--branch::after { display: none; }

/* Agent tier — horizontal flow */
.tier__flow--agent {
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}
.agent-input,
.agent-output {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 0 0 auto;
}
.agent-input .node,
.agent-output .node { max-width: 110px; font-size: 11.5px; padding: 8px 10px; }

.agent-brain {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 10px 10px;
  border: 1.5px solid var(--spec-purple-border);
  border-radius: 12px;
  background: rgba(139, 124, 246, 0.08);
  position: relative;
  min-width: 130px;
}
.agent-brain__label {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg);
  padding: 0 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--spec-purple);
}
.agent-brain .node { max-width: 110px; font-size: 11.5px; }

.agent-arrows {
  width: 18px;
  position: relative;
  align-self: stretch;
}
.agent-arrows::before,
.agent-arrows::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 1.5px;
  background: var(--text-faint);
}
.agent-arrows::before { top: 30%; }
.agent-arrows::after  { top: 70%; }

.spectrum__footnote {
  margin-top: 56px;
  padding: 22px 26px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* =============================================
   About
   ============================================= */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}
.about__photo-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: visible;
  aspect-ratio: 4 / 5;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 12px;
}
.about__photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 14px;
  filter: saturate(1.05) contrast(1.02);
}
.about__photo-frame::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 74, 0, 0.4), transparent 50%);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.about__badge {
  position: absolute;
  bottom: -20px;
  left: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px 12px 14px;
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  box-shadow: 0 12px 36px -8px rgba(0, 0, 0, 0.5);
}
.about__badge svg { width: 22px; height: 22px; }
.about__badge strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.about__badge span {
  font-size: 12px;
  color: var(--text-faint);
}
.about__prose {
  margin: 28px 0 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  font-size: 16px;
  color: var(--text-dim);
  line-height: 1.65;
  max-width: 560px;
}
.about__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.about__facts strong {
  display: block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-faint);
  margin-bottom: 6px;
  font-weight: 500;
}
.about__facts span {
  font-size: 15px;
  color: var(--text);
  font-weight: 500;
}

/* =============================================
   Contact
   ============================================= */
.contact { padding-bottom: 160px; }
.contact__card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  position: relative;
}
.contact__copy {
  padding: 64px 56px;
  background:
    radial-gradient(600px circle at 0% 0%, rgba(255, 74, 0, 0.18), transparent 60%),
    linear-gradient(135deg, #1a0f0a 0%, #14141b 100%);
  border-right: 1px solid var(--border);
}
.contact__title {
  font-size: clamp(30px, 3.6vw, 44px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 14px 0 22px;
}
.contact__copy p {
  color: var(--text-dim);
  margin-bottom: 36px;
  font-size: 16px;
  line-height: 1.6;
}
.contact__meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-dim);
  transition: color 0.2s;
}
.contact__link:hover { color: var(--accent); }
.contact__link svg { width: 18px; height: 18px; }

.trust-strip {
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  font-size: 12px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.trust-strip li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.trust-strip__check {
  display: inline-grid;
  place-items: center;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 10px;
  font-weight: 700;
}

.contact__form {
  padding: 64px 56px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact__form h3 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-faint);
  font-weight: 500;
}
.field input, .field textarea {
  width: 100%;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.2s, background 0.2s;
  resize: vertical;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(255, 74, 0, 0.04);
}
.contact__success,
.contact__error {
  margin: 0;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14px;
  text-align: center;
}
.contact__error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #f87171;
}
.contact__error a { color: #fca5a5; text-decoration: underline; }
.contact__success {
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.35);
  color: #4ade80;
}

/* =============================================
   Footer
   ============================================= */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  background: var(--bg-elev);
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
}
.footer__links {
  display: flex;
  gap: 24px;
  font-size: 14px;
  color: var(--text-dim);
}
.footer__links a:hover { color: var(--accent); }
.footer__meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--text-faint);
}

/* =============================================
   Reveal animation
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 960px) {
  .services__grid { grid-template-columns: 1fr; }
  .results__grid { grid-template-columns: repeat(2, 1fr); }
  .spectrum__grid { grid-template-columns: repeat(2, 1fr); }
  .spectrum__captions { grid-template-columns: repeat(2, 1fr); }
  .spectrum__caption::after { display: none; }
  .about__grid { grid-template-columns: 1fr; gap: 50px; }
  .about__photo-frame { max-width: 380px; margin: 0 auto; }
  .contact__card { grid-template-columns: 1fr; }
  .contact__copy { border-right: 0; border-bottom: 1px solid var(--border); }
}

@media (max-width: 960px) {
  .trusted__grid { grid-template-columns: repeat(3, 1fr); gap: 24px 28px; }
}

@media (max-width: 720px) {
  .container { padding: 0 20px; }
  .nav__links { display: none; }
  .nav__menu-btn { display: flex; }
  .nav .btn--sm { display: none; }
  .trusted__grid { grid-template-columns: repeat(2, 1fr); gap: 22px; }
  .trusted__grid span { font-size: 15px; }

  .hero { padding: 130px 0 80px; }
  .hero__metrics {
    grid-template-columns: 1fr;
    padding: 24px;
  }
  .metric + .metric::before { display: none; }
  .metric + .metric { padding-top: 20px; border-top: 1px solid var(--border); }

  .section { padding: 90px 0; }
  .section__head { margin-bottom: 48px; }
  .results__grid { grid-template-columns: 1fr; }
  .spectrum__grid { grid-template-columns: 1fr; }
  .spectrum__captions { grid-template-columns: 1fr; }
  .tier__flow--agent { flex-direction: column; }
  .agent-arrows { width: auto; height: 18px; align-self: stretch; }
  .agent-arrows::before, .agent-arrows::after { left: 0; right: 0; top: auto; height: 1.5px; }
  .about__facts { grid-template-columns: 1fr; gap: 16px; }
  .contact__copy, .contact__form { padding: 44px 28px; }
  .quote { padding: 40px 24px; }

  .hero__scroll { display: none; }
  .logos__track { gap: 32px; }
  .logos__item { font-size: 17px; }
}

/* =============================================
   Prefers reduced motion
   ============================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* =====================================================================
   MOBILE-ONLY LAYOUT (.site--mobile)
   Renders only at <=768px; desktop layout is hidden at that breakpoint.
   ===================================================================== */

/* Default: desktop visible, mobile hidden */
.site--mobile { display: none; }
.site--desktop { display: block; }

@media (max-width: 768px) {
  .site--desktop { display: none !important; }
  .site--mobile { display: block; }
}

/* Mobile-only typography uses smaller scale + tighter rhythm */
.site--mobile {
  --m-pad: 20px;
  --m-radius: 16px;
  --m-bar-h: 56px;
  --m-bottom-cta-h: 64px;

  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
}

/* ---------- Sticky top bar ---------- */
.site--mobile .m-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--m-bar-h);
  padding: 0 var(--m-pad);
  background: rgba(11, 11, 15, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.site--mobile .m-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.site--mobile .m-nav__bolt {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
}
.site--mobile .m-nav__bolt svg { width: 16px; height: 16px; }
.site--mobile .m-nav__name { font-size: 15px; }
.site--mobile .m-nav__cta {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border-radius: 999px;
  text-decoration: none;
  transition: background 0.18s var(--ease);
}
.site--mobile .m-nav__cta:active { background: var(--accent-hover); }

/* ---------- Main wrapper ---------- */
.site--mobile .m-main {
  padding-bottom: calc(var(--m-bottom-cta-h) + 24px);
}

/* ---------- Hero ---------- */
.site--mobile .m-hero {
  padding: 32px var(--m-pad) 36px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(255, 74, 0, 0.18) 0%, transparent 60%),
    var(--bg);
}
.site--mobile .m-eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.site--mobile .m-hero__title {
  font-size: clamp(30px, 8.5vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 700;
  margin: 0 0 14px;
}
.site--mobile .m-hero__title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}
.site--mobile .m-hero__sub {
  font-size: 16px;
  line-height: 1.55;
  color: var(--text-dim);
  margin: 0 0 22px;
}
.site--mobile .m-hero__ctas {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

/* Buttons */
.site--mobile .m-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 14px 18px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.site--mobile .m-btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 28px -10px var(--accent-glow);
}
.site--mobile .m-btn--primary:active { background: var(--accent-hover); }
.site--mobile .m-btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.site--mobile .m-btn--ghost:active { background: rgba(255,255,255,0.04); }
.site--mobile .m-btn--full { width: 100%; }
.site--mobile .m-btn--small { padding: 10px 14px; font-size: 13px; }

/* Hero stats */
.site--mobile .m-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--m-radius);
  background: var(--bg-card);
}
.site--mobile .m-stat {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.site--mobile .m-stat strong {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.site--mobile .m-stat span {
  font-size: 11px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- Section base ---------- */
.site--mobile .m-section {
  padding: 44px var(--m-pad);
}
.site--mobile .m-section__head { margin-bottom: 22px; }
.site--mobile .m-section__title {
  font-size: clamp(26px, 7vw, 32px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 12px;
}
.site--mobile .m-section__title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}
.site--mobile .m-section__lede {
  font-size: 15px;
  line-height: 1.55;
  color: var(--text-dim);
  margin: 0;
}

/* ---------- Service cards ---------- */
.site--mobile .m-services { background: var(--bg-elev); }
.site--mobile .m-card {
  position: relative;
  padding: 22px 20px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--m-radius);
  margin-bottom: 12px;
}
.site--mobile .m-card:last-child { margin-bottom: 0; }
.site--mobile .m-card__num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
  color: var(--text-faint);
  margin-bottom: 8px;
}
.site--mobile .m-card h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0 0 8px;
}
.site--mobile .m-card p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-dim);
  margin: 0;
}

/* ---------- Results ---------- */
.site--mobile .m-results__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.site--mobile .m-result {
  padding: 18px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--m-radius);
}
.site--mobile .m-result__num {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-size: 30px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.025em;
  line-height: 1;
  margin-bottom: 8px;
}
.site--mobile .m-result__num span {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.site--mobile .m-result__label {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.4;
}

/* ---------- Spectrum (mobile) ---------- */
.site--mobile .m-spectrum-mobile { background: var(--bg-elev); }
.site--mobile .m-tier-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}
.site--mobile .m-tier {
  position: relative;
  padding: 18px 18px 18px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--m-radius);
  overflow: hidden;
}
.site--mobile .m-tier__bar {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
}
.site--mobile .m-tier__bar--det        { background: #ff4a00; }
.site--mobile .m-tier__bar--mix        { background: linear-gradient(180deg, #ff4a00, #c247a0); }
.site--mobile .m-tier__bar--mix-strong { background: linear-gradient(180deg, #c247a0, #8a4ad9); }
.site--mobile .m-tier__bar--inf        { background: #8a4ad9; }
.site--mobile .m-tier h3 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}
.site--mobile .m-tier p {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text-dim);
  margin: 0 0 10px;
}
.site--mobile .m-tier__use {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  padding: 4px 8px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
}
.site--mobile .m-spectrum__foot {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-faint);
  font-style: italic;
}

/* ---------- About ---------- */
.site--mobile .m-about {
  text-align: left;
  background: var(--bg);
}
.site--mobile .m-about__img {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 18px;
  border: 2px solid var(--border-strong);
}
.site--mobile .m-about p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-dim);
  margin: 0 0 18px;
}

/* ---------- Contact ---------- */
.site--mobile .m-contact { background: var(--bg-elev); }
.site--mobile .m-contact__quick {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}
.site--mobile .m-quick-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
}
.site--mobile .m-quick-link__icon {
  display: grid;
  place-items: center;
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 18px;
  flex: 0 0 36px;
}
.site--mobile .m-quick-link strong { font-size: 14.5px; font-weight: 600; }
.site--mobile .m-quick-link small { font-size: 12px; color: var(--text-faint); }

.site--mobile .m-form {
  padding: 22px 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--m-radius);
}
.site--mobile .m-form h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 16px;
  color: var(--text);
}
.site--mobile .m-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}
.site--mobile .m-field label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.site--mobile .m-field input,
.site--mobile .m-field textarea {
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border-strong);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-size: 15px; /* prevent iOS zoom on focus */
  transition: border-color 0.18s var(--ease);
}
.site--mobile .m-field input:focus,
.site--mobile .m-field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.site--mobile .m-field textarea { resize: vertical; min-height: 88px; }

.site--mobile .m-form button[type="submit"] {
  margin-top: 6px;
  border: 0;
  cursor: pointer;
  font: inherit;
}
.site--mobile .m-form__success,
.site--mobile .m-form__error {
  margin: 12px 0 0;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.5;
}
.site--mobile .m-form__success {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  color: #86efac;
}
.site--mobile .m-form__error {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.3);
  color: #fca5a5;
}
.site--mobile .m-form__error a { color: inherit; text-decoration: underline; }

.site--mobile .m-trust {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

/* ---------- Mobile footer ---------- */
.site--mobile .m-footer {
  padding: 24px var(--m-pad) 28px;
  border-top: 1px solid var(--border);
  text-align: left;
}
.site--mobile .m-footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  margin-bottom: 8px;
}
.site--mobile .m-footer__meta {
  font-size: 12px;
  color: var(--text-faint);
  margin: 0;
}

/* ---------- Sticky bottom CTA ---------- */
.site--mobile .m-bottom-cta {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: max(12px, env(safe-area-inset-bottom));
  z-index: 40;

  display: flex;
  align-items: center;
  justify-content: center;
  height: var(--m-bottom-cta-h);
  padding: 0 18px;

  background: var(--accent);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.005em;
  text-decoration: none;
  border-radius: 16px;
  box-shadow:
    0 12px 28px -8px rgba(255, 74, 0, 0.55),
    0 4px 14px -2px rgba(0, 0, 0, 0.6);

  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.site--mobile .m-bottom-cta:active { background: var(--accent-hover); }
.site--mobile .m-bottom-cta.is-hidden {
  transform: translateY(140%);
  opacity: 0;
  pointer-events: none;
}