/* =====================================================
   Profit Lab — Landing Page
   Mobile-first. Hand-written. No frameworks.
   ===================================================== */

/* -----------------------------------------------------
   1. Tokens (Color, Type, Spacing, Radius, Shadow)
   ----------------------------------------------------- */
:root {
  /* Brand */
  --brand-navy: #202145;
  --brand-teal: #1E9D93;

  /* Extended palette */
  --navy-900: #15163A;
  --navy-700: #2A2C5C;
  --teal-300: #5DC3BB;
  --teal-100: #D6F1EE;
  --white: #FFFFFF;
  --white-soft: #F4F6FB;
  --neutral-300: #C9CCDB;
  --neutral-500: #7A7E96;
  --success: #3ECF8E;
  --alert: #FF8A65;

  /* Glass — dark */
  --glass-bg-dark: rgba(255, 255, 255, 0.06);
  --glass-border-dark: rgba(255, 255, 255, 0.12);
  --glass-shadow-dark: 0 12px 40px rgba(15, 16, 45, 0.35);
  --glass-blur-dark: blur(18px) saturate(140%);

  /* Glass — light */
  --glass-bg-light: rgba(255, 255, 255, 0.65);
  --glass-border-light: rgba(32, 33, 69, 0.08);
  --glass-shadow-light: 0 8px 28px rgba(32, 33, 69, 0.08);
  --glass-blur-light: blur(14px) saturate(160%);

  /* Radius */
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 24px;
  --r-2xl: 28px;
  --r-pill: 999px;

  /* Spacing */
  --space-2: 4px;
  --space-3: 8px;
  --space-4: 12px;
  --space-5: 16px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 40px;
  --space-9: 56px;
  --space-10: 80px;
  --space-11: 96px;
  --space-12: 120px;
  --space-13: 160px;

  /* Shadow */
  --shadow-soft: 0 8px 28px rgba(32, 33, 69, 0.08);
  --shadow-card: 0 14px 44px rgba(15, 16, 45, 0.28);
  --shadow-teal-glow: 0 14px 38px rgba(30, 157, 147, 0.32);

  /* Focus */
  --focus-color: var(--brand-teal);

  /* Layout */
  --container: 1240px;
  --nav-h-desktop: 72px;
  --nav-h-mobile: 60px;
}

/* -----------------------------------------------------
   2. Base / Reset
   ----------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-feature-settings: 'cv11', 'ss01', 'ss03';
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  line-height: 1.6;
  color: var(--white);
  background: var(--brand-navy);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; text-decoration: none; }

button { font: inherit; cursor: pointer; }

ul { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: 600; letter-spacing: -0.015em; }

p { margin: 0; }

:focus-visible {
  outline: 2px solid var(--focus-color);
  outline-offset: 2px;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

/* -----------------------------------------------------
   3. Type utility classes
   ----------------------------------------------------- */
.display-xl {
  font-size: 44px; line-height: 1.05; font-weight: 600; letter-spacing: -0.02em;
}
.display-lg {
  font-size: 36px; line-height: 1.1; font-weight: 600; letter-spacing: -0.015em;
}
.display-md {
  font-size: 30px; line-height: 1.15; font-weight: 600; letter-spacing: -0.015em;
}
.heading-lg { font-size: 24px; line-height: 1.25; font-weight: 600; letter-spacing: -0.01em; }
.heading-md { font-size: 20px; line-height: 1.3; font-weight: 600; }
.body-lg { font-size: 17px; line-height: 1.55; }
.body-md { font-size: 16px; line-height: 1.6; }
.body-sm { font-size: 14px; line-height: 1.55; }

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
}
.eyebrow--teal { color: var(--brand-teal); }

.white { color: var(--white); }
.navy { color: var(--brand-navy); }
.navy-soft { color: rgba(32, 33, 69, 0.8); }
.neutral-300 { color: var(--neutral-300); }
.tint-teal { color: var(--teal-300); }
.accent-underline {
  text-decoration: underline;
  text-decoration-color: rgba(93, 195, 187, 0.55);
  text-underline-offset: 3px;
  text-decoration-thickness: 1.5px;
}

/* Tablet+ */
@media (min-width: 640px) {
  .display-xl { font-size: 56px; }
  .display-lg { font-size: 44px; }
  .display-md { font-size: 34px; }
  .heading-lg { font-size: 26px; }
  body { font-size: 17px; }
  .body-lg { font-size: 18px; }
  .body-md { font-size: 17px; }
}

/* Desktop+ */
@media (min-width: 1024px) {
  .display-xl { font-size: 72px; line-height: 1.05; }
  .display-lg { font-size: 56px; line-height: 1.1; }
  .display-md { font-size: 40px; line-height: 1.15; }
  .heading-lg { font-size: 28px; line-height: 1.25; }
  .heading-md { font-size: 22px; }
  .body-lg { font-size: 19px; line-height: 1.55; }
  .body-md { font-size: 17px; line-height: 1.6; }
  .body-sm { font-size: 15px; line-height: 1.55; }
  .eyebrow { font-size: 13px; }
  .container { padding: 0 32px; }
}

/* -----------------------------------------------------
   4. Buttons
   ----------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  min-width: 44px;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.005em;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  transition: transform 180ms ease, box-shadow 220ms ease, background-color 200ms ease, border-color 200ms ease, color 200ms ease;
  white-space: nowrap;
}
.btn--sm { min-height: 44px; padding: 10px 18px; font-size: 14px; }
.btn--block { width: 100%; }

.btn--primary {
  background: var(--brand-teal);
  color: var(--white);
  box-shadow: 0 10px 30px rgba(30, 157, 147, 0.32), inset 0 1px 0 rgba(255,255,255,0.18);
}
.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 38px rgba(30, 157, 147, 0.42), inset 0 1px 0 rgba(255,255,255,0.22);
  background: #229f95;
}
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: rgba(255,255,255,0.02);
  color: var(--white);
  border-color: rgba(30, 157, 147, 0.4);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(30, 157, 147, 0.7);
}

/* -----------------------------------------------------
   5. Glass recipes
   ----------------------------------------------------- */
.glass-dark {
  background: var(--glass-bg-dark);
  -webkit-backdrop-filter: var(--glass-blur-dark);
  backdrop-filter: var(--glass-blur-dark);
  border: 1px solid var(--glass-border-dark);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow-dark), inset 0 1px 0 rgba(255,255,255,0.08);
}
.glass-light {
  background: var(--glass-bg-light);
  -webkit-backdrop-filter: var(--glass-blur-light);
  backdrop-filter: var(--glass-blur-light);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow-light);
}

/* Fallbacks: no backdrop-filter support */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass-dark { background: rgba(32, 33, 69, 0.85); }
  .glass-light { background: rgba(255, 255, 255, 0.92); }
}

/* prefers-reduced-transparency */
@media (prefers-reduced-transparency: reduce) {
  .glass-dark { background: var(--navy-700); -webkit-backdrop-filter: none; backdrop-filter: none; }
  .glass-light { background: var(--white-soft); -webkit-backdrop-filter: none; backdrop-filter: none; }
}

/* -----------------------------------------------------
   6. Section primitives
   ----------------------------------------------------- */
section { position: relative; }

.section--dark {
  background: var(--brand-navy);
  color: var(--white);
  padding: 72px 0;
  overflow: hidden;
}
.section--light {
  background: var(--white-soft);
  color: var(--brand-navy);
  padding: 72px 0;
  overflow: hidden;
}

/* subtle noise on dark sections */
.section--dark::before {
  content: "";
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.6 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.025'/></svg>");
  background-size: 160px 160px;
  pointer-events: none;
  opacity: 0.7;
  mix-blend-mode: overlay;
}

@media (min-width: 768px) {
  .section--dark, .section--light { padding: 96px 0; }
}
@media (min-width: 1024px) {
  .section--dark, .section--light { padding: 120px 0; }
}

/* -----------------------------------------------------
   7. Navigation
   ----------------------------------------------------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h-mobile);
  background: transparent;
  transition: background-color 240ms ease, backdrop-filter 240ms ease, border-color 240ms ease, box-shadow 240ms ease;
  border-bottom: 1px solid transparent;
}
.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav__logo img {
  height: 28px; width: auto;
  /* Logo is dark; on a dark hero we need it light. Use a brightness/invert trick */
  filter: brightness(0) invert(1);
}
.nav__links {
  display: none;
  gap: 28px;
  align-items: center;
}
.nav__link {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.78);
  padding: 8px 4px;
  position: relative;
  transition: color 180ms ease;
}
.nav__link:hover { color: var(--white); }
.nav__link::after {
  content: "";
  position: absolute;
  left: 4px; right: 4px; bottom: 2px;
  height: 1px;
  background: var(--brand-teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}
.nav__link:hover::after { transform: scaleX(1); }

.nav__cta { display: none; }

.nav__burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 10px;
  padding: 10px;
}
.nav__burger span {
  display: block;
  width: 18px; height: 1.6px;
  background: var(--white);
  border-radius: 1px;
  transition: transform 240ms ease, opacity 200ms ease;
}
.nav.is-open .nav__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.is-open .nav__burger span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Scrolled state */
.nav.is-scrolled {
  background: rgba(32, 33, 69, 0.65);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  backdrop-filter: blur(12px) saturate(140%);
  border-bottom-color: rgba(255,255,255,0.08);
  box-shadow: 0 6px 24px rgba(15,16,45,0.18);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .nav.is-scrolled { background: rgba(32, 33, 69, 0.92); }
}

/* Mobile menu */
.nav__mobile {
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: rgba(21, 22, 58, 0.96);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 16px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transform: translateY(-8px);
  opacity: 0;
  transition: opacity 200ms ease, transform 200ms ease;
}
.nav__mobile:not([hidden]) {
  opacity: 1;
  transform: translateY(0);
}
.nav__mobile-link {
  display: block;
  padding: 14px 8px;
  color: var(--white);
  font-size: 18px;
  font-weight: 500;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav__mobile .btn { margin-top: 12px; min-height: 52px; }

@media (min-width: 1024px) {
  .nav { height: var(--nav-h-desktop); }
  .nav__logo img { height: 30px; }
  .nav__links { display: flex; }
  .nav__cta { display: inline-flex; }
  .nav__burger { display: none; }
}

/* -----------------------------------------------------
   8. Hero
   ----------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  padding: calc(var(--nav-h-mobile) + 56px) 0 72px;
  color: var(--white);
  overflow: hidden;
  background: var(--brand-navy);
  isolation: isolate;
}

.hero__plate {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}
.hero__plate img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: blur(2px) saturate(0.85);
  transform: scale(1.04);
  opacity: 0.55;
}
.hero__plate-tint {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 100% 50%, rgba(30,157,147,0.18), transparent 60%),
    linear-gradient(180deg, rgba(32,33,69,0.78) 0%, rgba(32,33,69,0.94) 70%, var(--brand-navy) 100%);
}
.hero__plate-glow {
  position: absolute;
  right: -8%;
  top: 30%;
  width: 60%; height: 60%;
  background: radial-gradient(circle at center, rgba(30,157,147,0.22), transparent 65%);
  filter: blur(40px);
  opacity: 0.9;
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

.hero__copy { max-width: 640px; }
.hero__headline {
  font-size: 44px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-weight: 600;
  margin-top: 18px;
  text-wrap: balance;
}
.hero__subhead {
  margin-top: 22px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--neutral-300);
  max-width: 640px;
  text-wrap: pretty;
}
.hero__ctas {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 640px) {
  .hero { padding-top: calc(var(--nav-h-mobile) + 72px); }
  .hero__headline { font-size: 56px; }
  .hero__subhead { font-size: 18px; }
}
@media (min-width: 1024px) {
  .hero {
    min-height: 92vh;
    padding: calc(var(--nav-h-desktop) + 96px) 0 120px;
  }
  .hero__inner {
    grid-template-columns: minmax(0, 60%) minmax(0, 40%);
    gap: 64px;
  }
  .hero__headline { font-size: 72px; line-height: 1.05; }
  .hero__subhead { font-size: 19px; }
}
@media (min-width: 1440px) {
  .hero { padding-top: calc(var(--nav-h-desktop) + 120px); }
}

/* -----------------------------------------------------
   9. Revenue Leak Dashboard
   ----------------------------------------------------- */
.dash {
  width: 100%;
  max-width: 460px;
  justify-self: center;
  padding: 22px;
  background: rgba(255,255,255,0.06);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--r-xl);
  box-shadow:
    0 24px 60px rgba(15,16,45,0.5),
    0 0 0 1px rgba(255,255,255,0.04),
    inset 0 1px 0 rgba(255,255,255,0.08);
  position: relative;
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .dash { background: rgba(32, 33, 69, 0.85); }
}
@media (prefers-reduced-transparency: reduce) {
  .dash { background: var(--navy-700); -webkit-backdrop-filter: none; backdrop-filter: none; }
}

.dash__header {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px 6px 10px;
  background: rgba(30, 157, 147, 0.14);
  border: 1px solid rgba(30, 157, 147, 0.28);
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--teal-100);
}
.dash__pulse {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--teal-300);
  box-shadow: 0 0 0 0 rgba(93,195,187,0.6);
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(93,195,187,0.6); }
  70% { box-shadow: 0 0 0 8px rgba(93,195,187,0); }
  100% { box-shadow: 0 0 0 0 rgba(93,195,187,0); }
}

.dash__title-row {
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}
.dash__title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.dash__subtitle {
  font-size: 12px;
  color: var(--neutral-300);
}

.dash__kpis {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.kpi {
  padding: 14px 14px 12px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.kpi__label {
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--neutral-300);
}
.kpi__value {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}
.kpi__value--alert { color: var(--alert); }
.kpi__trend {
  font-size: 11px;
  color: var(--neutral-500);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.kpi__trend svg { color: var(--alert); }

.dash__chart {
  margin-top: 14px;
  padding: 14px 14px 10px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
}
.dash__chart-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.dash__chart-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--white);
}
.dash__chart-legend {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--neutral-300);
}
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-right: 4px; vertical-align: middle; }
.dot--alert { background: var(--alert); }
.dot--teal { background: var(--teal-300); }

.dash__chart-svg {
  width: 100%;
  height: 96px;
  display: block;
}
.dash__chart-axis {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--neutral-500);
  margin-top: 4px;
}

.dash__pill {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: linear-gradient(180deg, #1FA89D 0%, #1E9D93 100%);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.005em;
  border-radius: var(--r-pill);
  box-shadow: 0 8px 24px rgba(30,157,147,0.4), inset 0 1px 0 rgba(255,255,255,0.18);
}

@media (min-width: 1024px) {
  .dash { max-width: 480px; padding: 26px; }
  .kpi__value { font-size: 26px; }
}

/* -----------------------------------------------------
   10. Social Proof Strip
   ----------------------------------------------------- */
.proof-strip {
  background: var(--white-soft);
  padding: 48px 0;
  text-align: center;
}
.proof-strip__line {
  color: var(--brand-navy);
  font-size: 16px;
  font-weight: 500;
}
.logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 28px 40px;
  margin: 24px 0;
}
.logos__item {
  opacity: 0.55;
  filter: grayscale(1);
  transition: opacity 200ms ease, filter 200ms ease;
}
.logos__item:hover { opacity: 1; filter: grayscale(0); }
.wordmark {
  font-size: 18px;
  font-weight: 700;
  color: var(--brand-navy);
  letter-spacing: -0.01em;
}
.wordmark em { font-style: normal; color: var(--brand-teal); }
.wordmark--mono {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.06em;
}
.wordmark--ampersand { font-weight: 600; }

.proof-strip__sub {
  font-size: 14px;
  color: var(--neutral-500);
  margin-top: 8px;
}

@media (min-width: 1024px) {
  .proof-strip { padding: 80px 0; }
  .logos { gap: 36px 64px; }
}

/* -----------------------------------------------------
   11. Problem section
   ----------------------------------------------------- */
.problem__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.problem__left { display: flex; flex-direction: column; gap: 18px; }
.problem__right { display: flex; flex-direction: column; gap: 18px; }
.problem__headline { margin-top: 8px; text-wrap: balance; }
.problem__closer {
  font-size: 22px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--white);
  margin: 8px 0;
  letter-spacing: -0.01em;
}

.glass-mini {
  padding: 18px 20px;
  background: rgba(255,255,255,0.05);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  backdrop-filter: blur(12px) saturate(140%);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--r-md);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass-mini { background: rgba(32,33,69,0.85); }
}
@media (prefers-reduced-transparency: reduce) {
  .glass-mini { background: var(--navy-700); -webkit-backdrop-filter: none; backdrop-filter: none; }
}

.dot-list { display: flex; flex-direction: column; gap: 10px; font-size: 16px; color: var(--neutral-300); }
.dot-list--tight { gap: 8px; font-size: 15px; }
.dot-list li {
  position: relative;
  padding-left: 22px;
  line-height: 1.5;
}
.teal-dot {
  position: absolute;
  left: 0; top: 0.55em;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--brand-teal);
  box-shadow: 0 0 0 3px rgba(30,157,147,0.18);
}

@media (min-width: 1024px) {
  .problem__inner {
    grid-template-columns: 40% 1fr;
    gap: 64px;
  }
  .problem__closer { font-size: 28px; }
}

/* -----------------------------------------------------
   12. Why Now
   ----------------------------------------------------- */
.shift__inner { max-width: 1180px; margin: 0 auto; padding-left: 20px; padding-right: 20px; }

.shift__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.shift__copy { display: flex; flex-direction: column; gap: 18px; color: var(--brand-navy); }
.shift__copy .body-md { color: rgba(32, 33, 69, 0.8); max-width: 56ch; }
.shift__copy .eyebrow { margin-bottom: -6px; }
.shift__headline {
  font-size: 36px;
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: -0.018em;
  color: var(--brand-navy);
  text-wrap: balance;
  max-width: 14ch;
  margin: 4px 0 6px;
}
.shift__highlight {
  font-size: 22px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--brand-navy);
  letter-spacing: -0.01em;
  margin: 4px 0;
}
.shift__closer {
  margin-top: 8px;
  padding-left: 16px;
  border-left: 2px solid var(--brand-teal);
  color: rgba(32, 33, 69, 0.85);
  font-size: 16px;
  line-height: 1.6;
}

.shift__card {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: rgba(255,255,255,0.65);
  border: 1px solid rgba(32, 33, 69, 0.08);
}
.shift__card-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-teal);
}

.check-list { display: flex; flex-direction: column; gap: 12px; font-size: 16px; color: var(--brand-navy); }
.check-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: rgba(255,255,255,0.55);
  border: 1px solid rgba(32, 33, 69, 0.06);
  border-radius: 12px;
  font-weight: 500;
}
.check {
  flex: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: rgba(30, 157, 147, 0.12);
  color: var(--brand-teal);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@media (min-width: 768px) {
  .shift__highlight { font-size: 26px; }
  .shift__headline { font-size: 44px; }
}
@media (min-width: 1024px) {
  .shift__grid { grid-template-columns: 1.05fr 0.95fr; gap: 64px; align-items: center; }
  .shift__card { padding: 32px; }
  .shift__headline { font-size: 52px; max-width: 13ch; }
}
@media (min-width: 1280px) {
  .shift__headline { font-size: 56px; }
}

/* -----------------------------------------------------
   13. How It Works
   ----------------------------------------------------- */
.how__head { text-align: center; display: flex; flex-direction: column; gap: 14px; align-items: center; max-width: 880px; margin: 0 auto 56px; }
.how__head .display-lg { text-wrap: balance; }

.how__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  position: relative;
}

.step-card {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 240ms ease, border-color 240ms ease, box-shadow 240ms ease;
}
.step-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,255,255,0.22);
  box-shadow: 0 20px 50px rgba(15, 16, 45, 0.42), inset 0 1px 0 rgba(255,255,255,0.08);
}
.step-card__badge {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--brand-teal);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.02em;
  box-shadow: 0 8px 22px rgba(30,157,147,0.36), inset 0 1px 0 rgba(255,255,255,0.22);
  font-variant-numeric: tabular-nums;
}
.step-card h3 { margin-top: 4px; }
.step-card p { line-height: 1.6; }

.how__closer {
  margin-top: 40px;
  text-align: center;
  font-size: 18px;
  font-weight: 500;
  color: var(--neutral-300);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

@media (min-width: 1024px) {
  .how__grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .how__grid::before {
    content: "";
    position: absolute;
    top: 50px; left: 12%; right: 12%;
    height: 1px;
    background-image: linear-gradient(to right, rgba(30,157,147,0.5) 50%, transparent 50%);
    background-size: 8px 1px;
    z-index: 0;
  }
  .step-card { padding: 32px; }
}

/* -----------------------------------------------------
   14. What You Actually Get
   ----------------------------------------------------- */
.get__head { text-align: center; max-width: 760px; margin: 0 auto 48px; display: flex; flex-direction: column; gap: 12px; align-items: center; }

.get__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.outcome {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 240ms ease, box-shadow 240ms ease;
}
.outcome:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 44px rgba(32, 33, 69, 0.14);
}
.outcome__figure {
  margin: 0;
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-top-left-radius: var(--r-lg);
  border-top-right-radius: var(--r-lg);
}
.outcome__figure img { width: 100%; height: 100%; object-fit: cover; }
.outcome__tint {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(32,33,69,0.20), rgba(32,33,69,0.50));
}
.outcome__corner {
  position: absolute;
  top: 14px; right: 14px;
  width: 32px; height: 32px;
  border-radius: 10px;
  background: rgba(30, 157, 147, 0.92);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(30, 157, 147, 0.35);
}
.outcome__body { padding: 24px 24px 28px; display: flex; flex-direction: column; gap: 10px; }
.outcome__body h3 { text-wrap: balance; }

@media (min-width: 1024px) {
  .get__grid { grid-template-columns: repeat(3, 1fr); gap: 28px; }
  .outcome__body { padding: 28px 28px 32px; }
}

/* -----------------------------------------------------
   15. Proof / Testimonials
   ----------------------------------------------------- */
.proof__head { text-align: center; max-width: 760px; margin: 0 auto 56px; display: flex; flex-direction: column; gap: 12px; align-items: center; }

.proof__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.quote-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: relative;
  overflow: hidden;
}
.quote-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 0%, rgba(30,157,147,0.10), transparent 60%);
  pointer-events: none;
}
.quote-card__mark {
  color: rgba(30, 157, 147, 0.55);
  position: relative;
  z-index: 1;
}
.quote-card__body {
  margin: 0;
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1.45;
  position: relative;
  z-index: 1;
  text-wrap: pretty;
}
.quote-card__attr {
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}
.quote-card__avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  object-fit: cover;
  filter: saturate(0.85);
  border: 1px solid rgba(255,255,255,0.12);
}
.quote-card__who {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 14px;
}
.quote-card__name { color: var(--white); font-weight: 600; }
.quote-card__role { color: var(--neutral-300); font-size: 13px; }
.quote-card__pill {
  margin-left: auto;
  padding: 6px 12px;
  border-radius: var(--r-pill);
  background: rgba(30, 157, 147, 0.18);
  border: 1px solid rgba(30, 157, 147, 0.35);
  color: var(--teal-100);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

@media (min-width: 1024px) {
  .proof__grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .quote-card { padding: 40px; }
}

/* -----------------------------------------------------
   16. Final CTA
   ----------------------------------------------------- */
.final { padding: 96px 0; overflow: hidden; position: relative; }
@media (min-width: 1024px) { .final { padding: 140px 0; } }
.final__glow {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(30,157,147,0.22) 0%, rgba(30,157,147,0.08) 30%, transparent 60%);
  filter: blur(20px);
  pointer-events: none;
}
.final__inner { position: relative; }

.final__card {
  max-width: 880px;
  margin: 0 auto;
  padding: 48px 28px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 22px;
  align-items: center;
  position: relative;
}
.final__card::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: calc(var(--r-2xl) - 1px);
  background: radial-gradient(ellipse at 50% 0%, rgba(30,157,147,0.10), transparent 60%);
  pointer-events: none;
}
.final__card .display-lg { text-wrap: balance; }
.final__card .body-lg { max-width: 600px; }

.final__ctas {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 460px;
}

@media (min-width: 640px) {
  .final__card { padding: 56px 48px; border-radius: var(--r-2xl); }
  .final__ctas { flex-direction: row; justify-content: center; }
  .final__ctas .btn { min-width: 180px; }
}

/* -----------------------------------------------------
   17. Footer
   ----------------------------------------------------- */
.footer {
  background: var(--navy-900);
  color: var(--neutral-300);
  padding: 56px 0 32px;
  position: relative;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer__brand { display: flex; flex-direction: column; gap: 16px; max-width: 380px; }
.footer__logo img {
  height: 28px; width: auto;
  filter: brightness(0) invert(1);
}
.footer__tagline { font-size: 14px; color: var(--neutral-500); line-height: 1.5; }

.footer__cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.footer__col-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 14px;
}
.footer__list { display: flex; flex-direction: column; gap: 10px; }
.footer__list a {
  font-size: 14px;
  color: var(--neutral-300);
  transition: color 180ms ease;
}
.footer__list a:hover { color: var(--brand-teal); }

.footer__social { display: flex; gap: 10px; }
.footer__social a {
  width: 40px; height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--brand-teal);
  transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease;
}
.footer__social a:hover {
  color: var(--white);
  background: rgba(30,157,147,0.16);
  border-color: rgba(30,157,147,0.4);
}

.footer__bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--neutral-500);
}
.footer__sig {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--neutral-500);
}

@media (min-width: 1024px) {
  .footer { padding: 80px 0 32px; }
  .footer__inner { grid-template-columns: 1.4fr 1fr; gap: 64px; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
}

/* -----------------------------------------------------
   18. Scroll reveal
   ----------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 600ms ease, transform 600ms cubic-bezier(0.2, 0.7, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}