/* ==========================================================================
   sygnl. — brand system per Sygnl Brand Guidelines v1.0
   White base · Indigo primary · Amber accent (sparing) · Slate hierarchy
   ========================================================================== */
:root {
  --indigo: #4F46E5;
  --indigo-deep: #312E81;
  --indigo-mid: #4338CA;
  --indigo-light: #EEF2FF;
  --indigo-pale: #C7D2FE;
  --body-on-dark: #E0E7FF;

  --amber: #D97706;
  --amber-light: #FEF3C7;

  --ink: #0F172A;
  --text: #1E293B;
  --muted: #64748B;
  --muted-light: #94A3B8;
  --border: #E2E8F0;
  --surface: #F8FAFC;
  --subtle: #F1F5F9;

  --font-body: Calibri, 'Segoe UI', -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --font-mark: 'Poppins', Calibri, sans-serif;

  --container: 1080px;
  --gutter: clamp(20px, 5vw, 56px);
}

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: #FFFFFF;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

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

h1, h2, h3 {
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0;
  line-height: 1.12;
}

.kicker {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--indigo);
  margin-bottom: 16px;
}
.kicker.on-dark { color: var(--indigo-pale); }

/* ==========================================================================
   Wordmark
   ========================================================================== */
.wordmark {
  font-family: var(--font-mark);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--indigo);
  font-size: 21px;
}
.wordmark.on-dark { color: #FFFFFF; }

/* ==========================================================================
   Nav
   ========================================================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
  gap: 18px;
}
.nav-links {
  display: flex;
  gap: 30px;
  font-size: 15px;
  font-weight: 600;
}
.nav-links a { color: var(--muted); transition: color 0.15s ease; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--ink); }
.nav-links a.active { color: var(--indigo); }

.nav-cta {
  font-size: 14.5px;
  font-weight: 700;
  background: var(--indigo);
  color: #FFFFFF;
  padding: 9px 18px;
  border-radius: 6px;
  transition: background 0.15s ease;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--indigo-mid); }

@media (max-width: 700px) {
  .nav-links { display: none; }
}

/* ==========================================================================
   Hero — deep indigo, per cover-slide archetype
   ========================================================================== */
.hero {
  background: var(--indigo-deep);
  padding: clamp(72px, 10vw, 128px) 0 clamp(64px, 9vw, 110px);
}
.hero h1 {
  color: #FFFFFF;
  font-size: clamp(36px, 5.6vw, 62px);
  letter-spacing: -0.02em;
  max-width: 18ch;
}
.hero .lead {
  color: var(--body-on-dark);
  font-size: clamp(17px, 2vw, 20px);
  max-width: 54ch;
  margin-top: 24px;
}
.hero-cta {
  margin-top: 40px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn {
  font-size: 15.5px;
  font-weight: 700;
  padding: 13px 24px;
  border-radius: 6px;
  display: inline-block;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.btn-amber {
  background: var(--amber);
  color: #FFFFFF;
}
.btn-amber:hover { background: #B45309; transform: translateY(-1px); }
.btn-ghost-dark {
  border: 1px solid rgba(199, 210, 254, 0.45);
  color: var(--body-on-dark);
}
.btn-ghost-dark:hover { border-color: var(--indigo-pale); }
.btn-indigo {
  background: var(--indigo);
  color: #FFFFFF;
}
.btn-indigo:hover { background: var(--indigo-mid); transform: translateY(-1px); }

/* ==========================================================================
   Sections
   ========================================================================== */
section { padding: clamp(64px, 8vw, 100px) 0; }
.section-head { max-width: 62ch; margin-bottom: 48px; }
.section-head h2 { font-size: clamp(27px, 3.6vw, 38px); }
.section-head .intro {
  color: var(--muted);
  font-style: italic;
  font-size: 17px;
  margin-top: 14px;
}

/* Contrast block — what is / what could be */
.contrast {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 760px) { .contrast { grid-template-columns: 1fr; } }
.contrast-card {
  border-radius: 10px;
  padding: 34px 32px;
}
.contrast-card.is-now {
  background: var(--surface);
  border: 1px solid var(--border);
}
.contrast-card.is-next {
  background: var(--indigo-light);
  border: 1px solid var(--indigo-pale);
  border-top: 3px solid var(--indigo);
}
.contrast-card .label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.is-now .label { color: var(--muted); }
.is-next .label { color: var(--indigo); }
.contrast-card h3 { font-size: 21px; margin-bottom: 12px; }
.contrast-card p { margin: 0; color: var(--text); font-size: 16px; }

/* Numbered outcome cards — the play-in-three-moves pattern */
.outcomes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 880px) { .outcomes { grid-template-columns: 1fr; } }
.outcome {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 30px 28px;
}
.outcome .num {
  font-weight: 700;
  color: var(--indigo);
  font-size: 15px;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}
.outcome h3 { font-size: 19.5px; margin-bottom: 10px; }
.outcome p { margin: 0; color: var(--text); font-size: 15.5px; }

/* Stat callouts */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 760px) { .stats { grid-template-columns: 1fr; } }
.stat-tile {
  background: var(--indigo-light);
  border-radius: 10px;
  padding: 26px 26px 22px;
}
.stat-tile.warm { background: var(--amber-light); }
.stat-tile strong {
  display: block;
  color: var(--indigo);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.stat-tile.warm strong { color: var(--amber); }
.stat-tile span { color: var(--muted); font-size: 14.5px; }

/* Tie-in line — italic takeaway with accent bar */
.tie-in {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-top: 44px;
  max-width: 66ch;
}
.tie-in::before {
  content: '';
  flex: 0 0 4px;
  height: 26px;
  background: var(--indigo);
  border-radius: 2px;
  margin-top: 3px;
}
.tie-in p {
  margin: 0;
  font-style: italic;
  color: var(--ink);
  font-size: 17.5px;
  font-weight: 600;
}

/* Values strip */
.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 880px) { .values { grid-template-columns: 1fr; } }
.value {
  border-top: 3px solid var(--indigo);
  padding-top: 18px;
}
.value h3 { font-size: 17px; margin-bottom: 8px; }
.value p { margin: 0; color: var(--muted); font-size: 15px; }

/* CTA band — closing-slide archetype */
.cta-band {
  background: var(--indigo-deep);
  padding: clamp(64px, 8vw, 96px) 0;
}
.cta-band h2 {
  color: #FFFFFF;
  font-size: clamp(26px, 3.6vw, 36px);
  max-width: 22ch;
}
.cta-band p {
  color: var(--body-on-dark);
  max-width: 54ch;
  margin: 18px 0 34px;
  font-size: 17px;
}

/* Blog teaser rows */
.post-list { border-top: 1px solid var(--border); }
.post-row {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: 22px;
  align-items: baseline;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  transition: opacity 0.15s ease;
}
@media (max-width: 640px) {
  .post-row { grid-template-columns: 1fr; gap: 6px; }
}
.post-row:hover { opacity: 0.72; }
.post-date { color: var(--muted-light); font-size: 14px; }
.post-row h3 { font-size: 17.5px; font-weight: 600; }
.post-arrow { color: var(--indigo); font-weight: 700; font-size: 14px; }

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 44px 0;
  background: var(--surface);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14.5px;
  color: var(--muted);
}
.footer-inner a:hover { color: var(--indigo); }
.footer-tag { font-style: italic; }

/* Blog archive + post pages */
.archive-head { padding: clamp(64px, 8vw, 96px) 0 36px; }
.archive-head h1 { font-size: clamp(30px, 4.6vw, 46px); }
.archive-head p { color: var(--muted); font-style: italic; margin-top: 14px; max-width: 56ch; }
.tag-filter { display: flex; gap: 8px; flex-wrap: wrap; padding-top: 22px; }
.tag-filter button {
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 600;
  padding: 5px 14px;
  border: 1px solid var(--border);
  border-radius: 30px;
  background: #FFFFFF;
  color: var(--muted);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.tag-filter button:hover { border-color: var(--indigo); color: var(--indigo); }
.tag-filter button.tag-active {
  border-color: var(--indigo);
  background: var(--indigo-light);
  color: var(--indigo);
}
#archive-list { padding-bottom: 90px; }
#archive-list .post-row p { color: var(--muted); font-size: 15px; margin: 6px 0 0; max-width: 60ch; }

.post-page { padding: clamp(64px, 8vw, 100px) 0; max-width: 720px; }
.post-page h1 { font-size: clamp(28px, 4.4vw, 42px); margin-bottom: 16px; }
.post-page .post-meta { color: var(--muted-light); font-size: 14px; margin-bottom: 36px; }
.post-page .post-body { font-size: 17.5px; }
.post-page .post-body p { margin: 0 0 20px; }
.post-page .post-body h2 { font-size: 23px; margin: 36px 0 14px; }
.post-page .back-link {
  display: inline-block;
  margin-bottom: 32px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--indigo);
}

/* Hero grid with chart */
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-chart { max-width: 480px; }
}
.hero-chart { margin: 0; }
.hero-chart svg { width: 100%; height: auto; display: block; }
.hero-chart figcaption {
  font-style: italic;
  font-size: 13.5px;
  color: var(--indigo-pale);
  margin-top: 10px;
}

/* Win cards on the dark CTA band */
.win-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 30px;
}
@media (max-width: 860px) { .win-grid { grid-template-columns: 1fr; } }
.win {
  background: var(--indigo);
  border-radius: 10px;
  padding: 24px 24px 20px;
  transition: background 0.15s ease;
}
.win:hover { background: var(--indigo-mid); }
.win h3 {
  color: #FFFFFF;
  font-size: 17px;
  margin-bottom: 6px;
  line-height: 1.3;
}
.win p {
  margin: 0;
  color: var(--body-on-dark);
  font-size: 14.5px;
}
.cta-band .win-close {
  font-style: italic;
  font-size: 15.5px;
  margin: 0 0 30px;
}

/* Stat attribution line */
.stat-source {
  font-style: italic;
  font-size: 13.5px;
  color: var(--muted-light);
  margin: 14px 0 0;
}

/* See-it CTA row inside advertiser section */
.see-it {
  margin-top: 44px;
  background: var(--indigo-light);
  border-radius: 10px;
  padding: 30px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.see-it h3 { font-size: 20px; margin-bottom: 6px; }
.see-it p { margin: 0; color: var(--text); font-size: 15.5px; max-width: 52ch; }

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* Hero chart line draw */
.hero-chart .draw {
  stroke-dasharray: 620;
  stroke-dashoffset: 620;
  animation: drawline 1.8s ease-out 0.3s forwards;
}
@keyframes drawline {
  to { stroke-dashoffset: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-chart .draw { stroke-dashoffset: 0; animation: none; }
}

/* Hours-shift diagram */
.hours-chart {
  margin: 44px 0 0;
  max-width: 660px;
}
.hours-chart svg { width: 100%; height: auto; display: block; }
.hours-chart figcaption {
  font-style: italic;
  font-size: 13.5px;
  color: var(--muted);
  margin-top: 12px;
}

/* Integrations line */
.integrations {
  font-size: 15px;
  color: var(--muted);
  margin: 20px 0 0;
  max-width: 66ch;
}

/* Education credentials line */
.credentials {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 18px;
}

/* Footer legal line */
.footer-legal {
  font-size: 13px;
  color: var(--muted-light);
  margin-top: 18px;
}

/* Door cards */
.doors {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 880px) { .doors { grid-template-columns: 1fr; } }
.door {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--indigo);
  border-radius: 10px;
  padding: 28px 26px 24px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.door:hover {
  transform: translateY(-4px);
  border-color: var(--indigo);
  box-shadow: 0 12px 28px rgba(49, 46, 129, 0.10);
}
.door-kicker {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--indigo);
  margin-bottom: 12px;
}
.door h3 { font-size: 19px; line-height: 1.3; margin-bottom: 10px; }
.door p { margin: 0 0 18px; color: var(--muted); font-size: 15px; flex: 1; }
.door-go {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--indigo);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.door-go::after {
  content: '\2192';
  transition: transform 0.18s ease;
}
.door:hover .door-go::after { transform: translateX(4px); }

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 10px;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 10px var(--gutter) 20px;
  border-top: 1px solid var(--border);
  background: #FFFFFF;
}
.nav-mobile a {
  padding: 12px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid var(--subtle);
}
.nav-mobile.open { display: flex; }

@media (max-width: 700px) {
  .nav-toggle { display: flex; }
  .nav-cta { display: none; }
}

/* Centered home hero */
.hero-center .wrap { text-align: center; }
.hero-center h1, .hero-center .lead { margin-left: auto; margin-right: auto; }
.hero-center .hero-cta { justify-content: center; }
.hero-center .kicker { justify-content: center; }

/* Proof ticker */
.ticker-wrap { background: var(--ink); overflow: hidden; padding: 15px 0; border-bottom: 3px solid var(--indigo); }
.ticker { display: flex; gap: 56px; white-space: nowrap; animation: tickerscroll 30s linear infinite; width: max-content; }
.ticker:hover { animation-play-state: paused; }
.ticker span { color: var(--indigo-pale); font-size: 14.5px; font-weight: 700; }
.ticker b { color: var(--amber); }
@keyframes tickerscroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .ticker { animation: none; } }

/* Plays browser */
.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
.tab {
  font-family: var(--font-body); font-size: 14px; font-weight: 700;
  padding: 9px 18px; border: 1px solid var(--border); border-radius: 30px;
  background: #FFFFFF; color: var(--muted); cursor: pointer; transition: all 0.15s ease;
}
.tab:hover { border-color: var(--indigo); color: var(--indigo); }
.tab.active { background: var(--indigo); border-color: var(--indigo); color: #FFFFFF; }
.play {
  display: none; background: #FFFFFF; border: 1px solid var(--border);
  border-top: 3px solid var(--indigo); border-radius: 10px; padding: 34px 32px;
  animation: playfade 0.35s ease;
}
.play.active { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
@media (max-width: 760px) { .play.active { grid-template-columns: 1fr; } }
@keyframes playfade { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.play .pk { font-size: 11.5px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--indigo); margin-bottom: 10px; }
.play h3 { font-size: 21px; margin-bottom: 10px; }
.play p { color: var(--muted); font-size: 15.5px; margin: 0 0 16px; }
.play-link { font-size: 14.5px; font-weight: 700; color: var(--indigo); }
.play-link:hover { color: var(--indigo-mid); }
.play-visual { background: var(--indigo-light); border-radius: 8px; padding: 26px; text-align: center; }
.play .num { font-family: var(--font-mark); color: var(--indigo); font-size: 32px; font-weight: 700; }
.play .numl { color: var(--muted); font-size: 14px; }

/* Straight answers */
.answers { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 760px) { .answers { grid-template-columns: 1fr; } }
.answer { border-radius: 10px; padding: 30px 28px; }
.answer.yes { background: var(--indigo-light); border: 1px solid var(--indigo-pale); border-top: 3px solid var(--indigo); }
.answer.no { background: #FFFFFF; border: 1px solid var(--border); }
.answer h3 { font-size: 18px; margin-bottom: 14px; }
.answer ul { margin: 0; padding-left: 18px; font-size: 15.5px; color: var(--text); }
.answer li { margin-bottom: 10px; }
.answer.no li { color: var(--muted); }
/* Amber period on the wordmark */
.wordmark .dot { color: var(--amber); }