:root {
  --bg: #f2f2f2;
  --bg-alt: #e5e5e5;
  --surface: #ffffff;
  --ink-strong: #121212;
  --ink: #242424;
  --muted: #5f5f5f;
  --line: #cacaca;
  --line-strong: #8d8d8d;
  --accent: #0f0f0f;
  --accent-soft: #2e2e2e;
  --shadow: 0 20px 45px rgba(0, 0, 0, 0.08);
  --anchor-offset: 5.8rem;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background: linear-gradient(148deg, #f8f8f8 0%, var(--bg) 38%, var(--bg-alt) 100%);
  color: var(--ink);
  min-height: 100%;
  scroll-behavior: smooth;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

main[id],
section[id],
footer[id] {
  scroll-margin-top: var(--anchor-offset);
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.045) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at 50% 20%, black 20%, transparent 82%);
  pointer-events: none;
  z-index: -1;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem clamp(0.8rem, 2.4vw, 1.6rem);
  position: sticky;
  top: 0;
  background: rgba(242, 242, 242, 0.9);
  backdrop-filter: blur(9px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0.18rem;
  box-sizing: border-box;
  background: var(--accent);
  overflow: hidden;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.brand-top {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.62rem;
  color: var(--muted);
}

.brand-name {
  margin: 0.08rem 0 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
  color: var(--ink-strong);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 500;
}

.nav a:hover {
  color: var(--ink-strong);
}

.hero {
  padding: 4.6rem 0 2.8rem;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.7rem;
  color: #3d3d3d;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink-strong);
  letter-spacing: -0.015em;
}

h1 {
  margin: 0.95rem 0 0;
  font-size: clamp(2rem, 6vw, 4.35rem);
  line-height: 0.99;
  max-width: 980px;
}

.hero-copy {
  margin: 1.3rem 0 0;
  color: var(--ink);
  font-size: clamp(1rem, 2vw, 1.22rem);
  max-width: 870px;
}

.hero-actions {
  margin-top: 1.7rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.74rem 1.16rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.btn-primary {
  color: #ffffff;
  background: var(--accent);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.btn-primary:hover {
  background: #272727;
}

.btn-secondary {
  color: var(--ink-strong);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.66);
}

.btn:hover {
  transform: translateY(-1px);
}

.signal-grid {
  margin-top: 2.1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.signal-grid article,
.statement-card,
.audience-card,
.demo-panel,
.workflow-list li,
.footer,
.mission-panel {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 1rem;
  box-shadow: var(--shadow);
}

.signal-grid article {
  padding: 1rem;
}

.signal-grid h3 {
  margin: 0;
  font-size: 1.02rem;
}

.signal-grid p {
  margin: 0.48rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.signal-grid--workflow-pills {
  margin-bottom: 1rem;
}

.built-strip {
  padding: 0.85rem 0 0.4rem;
}

.built-strip-list {
  margin: 0;
  padding: 0.85rem 1rem;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem 1.25rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 1rem;
  box-shadow: var(--shadow);
  font-size: 0.88rem;
  color: var(--ink);
}

.built-strip-list li {
  position: relative;
  padding-left: 0.95rem;
  color: var(--muted);
}

.built-strip-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--accent-soft);
}

.feature-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.feature-card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 1rem;
  box-shadow: var(--shadow);
  padding: 1.05rem;
}

.feature-card h3 {
  margin: 0;
  font-size: 1.06rem;
}

.feature-lead {
  margin: 0.55rem 0 0;
  font-weight: 600;
  color: var(--ink-strong);
  font-size: 0.98rem;
}

.feature-card p:not(.feature-lead) {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.why-block {
  margin-top: 1rem;
  max-width: 880px;
}

.why-lead {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--ink);
}

.why-close {
  margin: 0.85rem 0 0;
  font-weight: 600;
  color: var(--ink-strong);
  font-size: 1.05rem;
}

.split-grid--tight {
  margin-top: 1.15rem;
}

.workflow-intro {
  margin: 0.5rem 0 0;
  max-width: 820px;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.5;
}

.audience-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.audience-card .audience-need {
  margin: 0.65rem 0 0;
  color: var(--muted);
}

.audience-card .audience-buy {
  margin: 0.65rem 0 0;
  color: var(--ink);
  font-size: 0.92rem;
}

.section {
  padding: 1.9rem 0;
}

.section-head h2 {
  margin: 0.45rem 0 0;
  font-size: clamp(1.4rem, 3.6vw, 2.4rem);
  max-width: 840px;
}

.split-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.statement-card {
  padding: 1.1rem;
}

.statement-card h3 {
  margin: 0;
  font-size: 1.06rem;
}

.statement-card p {
  margin: 0.62rem 0 0;
  color: var(--muted);
}

.workflow-list {
  margin: 1.08rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  counter-reset: workflow;
}

.workflow-list li {
  position: relative;
  padding: 1.1rem 1rem 1rem;
  overflow: hidden;
}

.workflow-list li::before {
  counter-increment: workflow;
  content: counter(workflow, decimal-leading-zero);
  position: absolute;
  right: 0.8rem;
  top: 0.68rem;
  font-family: "Space Grotesk", sans-serif;
  color: rgba(0, 0, 0, 0.2);
  font-size: 1.5rem;
}

.workflow-list h3 {
  margin: 0;
  font-size: 1.05rem;
}

.workflow-list p {
  margin: 0.56rem 0 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.audience-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.audience-card {
  padding: 1.05rem;
}

.audience-card h3 {
  margin: 0;
  font-size: 1.03rem;
}

.audience-card p {
  margin: 0.6rem 0 0;
  color: var(--muted);
}

.demo-layout {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: minmax(210px, 260px) 1fr;
  gap: 0.86rem;
}

.demo-tabs {
  display: grid;
  gap: 0.55rem;
}

.demo-tab {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink-strong);
  border-radius: 0.84rem;
  text-align: left;
  padding: 0.8rem;
  cursor: pointer;
  font-weight: 600;
}

.demo-tab.active {
  background: #161616;
  color: #ffffff;
  border-color: #161616;
}

.demo-panel {
  padding: 1.05rem;
}

.demo-panel h3 {
  margin: 0;
}

.demo-panel p {
  color: var(--muted);
  margin-top: 0.6rem;
}

.steps {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.steps li {
  margin-bottom: 0.48rem;
  color: var(--ink);
}

.demo-badges {
  margin-top: 0.85rem;
  display: flex;
  gap: 0.44rem;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: #f7f7f7;
  color: var(--accent-soft);
  padding: 0.28rem 0.62rem;
}

.mission-panel {
  padding: 1.15rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(225, 225, 225, 0.9));
}

.mission-panel p {
  margin: 0.9rem 0 0;
  max-width: 860px;
  color: #2f2f2f;
  font-size: 1.04rem;
  line-height: 1.5;
}

.footer {
  margin: 2rem auto 2.9rem;
  padding: 1.35rem;
  text-align: center;
}

.footer h2 {
  margin: 0;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
}

.footer p {
  margin: 0.75rem auto 1rem;
  max-width: 760px;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

@media (max-width: 1024px) {
  .workflow-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .audience-grid--three {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  :root {
    --anchor-offset: 8.4rem;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .split-grid,
  .signal-grid,
  .audience-grid,
  .audience-grid--three,
  .feature-grid,
  .built-strip-list,
  .workflow-list,
  .demo-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3.4rem;
  }

  .nav {
    gap: 0.82rem;
  }
}

/* ── Hero bullets ─────────────────────────────────── */

.hero-bullets {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.42rem;
}

.hero-bullets li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.97rem;
  color: var(--ink);
}

.hero-bullets li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--ink-strong);
  font-weight: 700;
}

/* ── Pain grid ────────────────────────────────────── */

.pain-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.pain-card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 1rem;
  box-shadow: var(--shadow);
  padding: 1.05rem;
}

.pain-card h3 {
  margin: 0;
  font-size: 1.03rem;
}

.pain-card p {
  margin: 0.56rem 0 0;
  color: var(--muted);
  font-size: 0.93rem;
}

/* ── Core loop steps ──────────────────────────────── */

.loop-steps {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.loop-step {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 1rem;
  box-shadow: var(--shadow);
  padding: 1.05rem;
}

.loop-num {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.73rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  margin-bottom: 0.48rem;
}

.loop-step h3 {
  margin: 0;
  font-size: 1.03rem;
}

.loop-step p {
  margin: 0.52rem 0 0;
  color: var(--muted);
  font-size: 0.91rem;
}

/* ── Module grid (3-col) ──────────────────────────── */

.module-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

/* ── Q&A grid ─────────────────────────────────────── */

.qa-grid {
  margin-top: 1.2rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.qa-item {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 0.9rem;
  box-shadow: var(--shadow);
  padding: 0.9rem 1rem 0.9rem 2.6rem;
  font-size: 0.97rem;
  color: var(--ink);
  position: relative;
  line-height: 1.45;
}

.qa-item::before {
  content: "→";
  position: absolute;
  left: 0.95rem;
  top: 0.9rem;
  font-weight: 700;
  color: var(--ink-strong);
}

/* ── Compliance disclaimer line ───────────────────── */

.disclaimer-line {
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
  color: var(--muted);
  font-style: italic;
}

/* ── Audience secondary tier ──────────────────────── */

.audience-also-label {
  margin: 1.3rem 0 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.7rem;
  color: var(--muted);
}

.audience-card--secondary {
  opacity: 0.75;
}

/* ── Footer actions (centered) ────────────────────── */

.footer-actions {
  justify-content: center;
}

/* ── Responsive additions ─────────────────────────── */

@media (max-width: 1024px) {
  .loop-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .pain-grid,
  .loop-steps,
  .module-grid,
  .qa-grid {
    grid-template-columns: 1fr;
  }
}