:root {
  --sharp-blue: #1d4ed8;
  --sharp-blue-dark: #0f2f82;
  --sharp-blue-soft: #dbeafe;
  --navy: #0f172a;
  --slate: #475569;
  --muted: #64748b;
  --silver: #cbd5e1;
  --cloud: #f8fafc;
  --white: #ffffff;

  --recollectify: #6d28d9;
  --recollectify-dark: #4c1d95;
  --recollectify-soft: #ede9fe;

  --common-ground: #8b5e3c;
  --common-ground-dark: #5b3a24;
  --common-ground-soft: #f5eadc;
  --gold: #c9a646;

  --crossnums: #0f766e;
  --crossnums-dark: #134e4a;
  --crossnums-soft: #ccfbf1;

  --shadow-sm: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 20px 60px rgba(15, 23, 42, 0.14);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;

  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--navy);
  background: var(--cloud);
  line-height: 1.6;
}

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

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.section {
  padding: 88px 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(248, 250, 252, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(203, 213, 225, 0.6);
}

.nav-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-grid;
  place-items: center;
  color: var(--white);
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,0.28), transparent 28%),
    linear-gradient(135deg, #2563eb, #1d4ed8 48%, #0f2f82);
  box-shadow: 0 14px 30px rgba(29, 78, 216, 0.25);
  font-family: "Montserrat", sans-serif;
  font-size: 1.45rem;
  letter-spacing: -0.06em;
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-text strong {
  font-family: "Montserrat", sans-serif;
  font-size: 1.03rem;
}

.brand-text small {
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.7rem;
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--slate);
}

.nav-links a:hover {
  color: var(--sharp-blue);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.nav-cta,
.button-primary {
  background: var(--sharp-blue);
  color: var(--white);
  box-shadow: 0 16px 35px rgba(29, 78, 216, 0.25);
}

.nav-cta:hover,
.button:hover {
  transform: translateY(-2px);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.72);
  color: var(--sharp-blue-dark);
  border: 1px solid rgba(203, 213, 225, 0.85);
}

.mobile-menu-button {
  display: none;
  margin-left: auto;
  border: 0;
  background: var(--white);
  color: var(--navy);
  border-radius: 12px;
  width: 42px;
  height: 42px;
  font-size: 1.35rem;
  box-shadow: var(--shadow-sm);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 645px;
  display: flex;
  align-items: center;
  padding-top: 52px;
  padding-bottom: 72px;
  background:
    linear-gradient(135deg, rgba(219, 234, 254, 0.95), rgba(248, 250, 252, 0.84) 42%, rgba(237, 233, 254, 0.78)),
    radial-gradient(circle at top left, rgba(29, 78, 216, 0.2), transparent 35%);
}

.hero-background {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(8px);
  opacity: 0.54;
}

.orb-one {
  width: 220px;
  height: 220px;
  background: var(--sharp-blue-soft);
  top: 8%;
  left: 4%;
}

.orb-two {
  width: 320px;
  height: 320px;
  background: var(--recollectify-soft);
  right: -80px;
  top: 16%;
}

.orb-three {
  width: 180px;
  height: 180px;
  background: var(--crossnums-soft);
  bottom: 8%;
  left: 42%;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  align-items: center;
  gap: 56px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--sharp-blue-dark);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.eyebrow.dark {
  color: var(--sharp-blue);
}

.mini-check {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  color: var(--white);
  background: var(--gold);
  border-radius: 999px;
  font-size: 0.85rem;
}

h1,
h2,
h3 {
  font-family: "Montserrat", sans-serif;
  line-height: 1.05;
  letter-spacing: -0.045em;
  margin: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(3.3rem, 8vw, 6.7rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.15rem);
}

h3 {
  font-size: 1.45rem;
}

.hero-lede {
  max-width: 650px;
  font-size: 1.2rem;
  color: var(--slate);
  margin: 24px 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.trust-row span {
  padding: 8px 13px;
  border-radius: 999px;
  color: var(--sharp-blue-dark);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(203, 213, 225, 0.72);
  font-weight: 800;
  font-size: 0.86rem;
}

.hero-card-wrap {
  position: relative;
}

.showcase-card {
  min-height: 500px;
  position: relative;
  border-radius: 36px;
  padding: 36px;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.92), rgba(255,255,255,0.64)),
    radial-gradient(circle at 40% 12%, rgba(29,78,216,0.18), transparent 30%);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255,255,255,0.9);
  overflow: hidden;
}

.light-beam {
  position: absolute;
  top: 78px;
  left: 162px;
  width: 480px;
  height: 180px;
  transform: rotate(-18deg);
  transform-origin: left center;
  background: linear-gradient(90deg, rgba(201,166,70,0.3), rgba(201,166,70,0));
  clip-path: polygon(0 42%, 100% 0, 100% 100%, 0 58%);
}

.sharp-emblem {
  position: absolute;
  top: 84px;
  left: 58px;
  width: 92px;
  height: 92px;
  display: grid;
  place-items: center;
  border-radius: 26px;
  color: var(--white);
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,0.25), transparent 30%),
    linear-gradient(135deg, var(--sharp-blue), var(--sharp-blue-dark));
  box-shadow: 0 22px 40px rgba(29, 78, 216, 0.25);
  font-family: "Montserrat", sans-serif;
  font-size: 2.8rem;
  font-weight: 900;
}

.sharp-emblem i {
  position: absolute;
  right: -10px;
  bottom: -10px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--gold);
  color: var(--white);
  border: 4px solid var(--white);
  font-style: normal;
  font-size: 1rem;
}

.hero-game-card {
  position: absolute;
  right: 34px;
  bottom: 42px;
  width: min(330px, calc(100% - 68px));
  border-radius: 28px;
  padding: 28px;
  color: var(--white);
  box-shadow: 0 28px 50px rgba(76, 29, 149, 0.32);
}

.recollectify-card {
  background:
    radial-gradient(circle at top right, rgba(255,255,255,0.24), transparent 33%),
    linear-gradient(145deg, var(--recollectify), var(--recollectify-dark));
}

.game-badge {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.18);
  font-weight: 900;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-game-card h2 {
  font-size: 2rem;
  margin-top: 14px;
}

.hero-game-card p {
  color: rgba(255,255,255,0.82);
}

.sample-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.2);
}

.floating-card {
  position: absolute;
  border-radius: 18px;
  padding: 14px 16px;
  background: rgba(255,255,255,0.86);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255,255,255,0.9);
  display: grid;
  gap: 2px;
}

.floating-card span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.common-card {
  right: 42px;
  top: 64px;
  color: var(--common-ground-dark);
}

.nums-card {
  left: 42px;
  bottom: 56px;
  color: var(--crossnums-dark);
}

.intro-band {
  background: var(--white);
}

.intro-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 50px;
  align-items: center;
}

.intro-grid p:last-child {
  margin: 0;
  color: var(--slate);
  font-size: 1.08rem;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading p {
  color: var(--slate);
  font-size: 1.05rem;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.game-card {
  min-height: 360px;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid rgba(203, 213, 225, 0.7);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.game-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.game-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  color: var(--white);
  font-family: "Montserrat", sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
}

.recollectify .game-icon,
.recollectify .game-link {
  background: var(--recollectify);
}

.common-ground .game-icon,
.common-ground .game-link {
  background: var(--common-ground);
}

.crossnums .game-icon,
.crossnums .game-link {
  background: var(--crossnums);
}

.game-kicker {
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 22px 0 10px;
}

.game-card p {
  color: var(--slate);
}

.game-link {
  align-self: flex-start;
  color: var(--white);
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 900;
}

.game-link.muted {
  opacity: 0.76;
}

.research-section {
  background:
    linear-gradient(135deg, var(--sharp-blue-dark), #172554 52%, #2e1065);
  color: var(--white);
}

.research-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 42px;
  align-items: center;
}

.research-copy p {
  color: rgba(255,255,255,0.82);
  font-size: 1.05rem;
}

.fine-print {
  font-size: 0.9rem !important;
  color: rgba(255,255,255,0.68) !important;
}

.research-section .eyebrow {
  color: var(--sharp-blue-soft);
}

.research-panel {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  backdrop-filter: blur(20px);
}

.research-panel ul {
  padding-left: 20px;
  margin: 18px 0 0;
}

.research-panel li {
  margin: 14px 0;
  color: rgba(255,255,255,0.84);
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.source-links a {
  color: var(--white);
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 9px 12px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.88rem;
}

.progress-section {
  background:
    radial-gradient(circle at 10% 10%, rgba(29,78,216,0.12), transparent 28%),
    linear-gradient(180deg, #ffffff, #f8fafc);
}

.progress-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(380px, 1.05fr);
  gap: 42px;
  align-items: center;
}

.progress-copy p {
  color: var(--slate);
  font-size: 1.06rem;
}

.feature-list {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.feature-list div {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 14px;
  align-items: start;
}

.feature-list p {
  margin: 0;
  font-size: 0.98rem;
}

.feature-check {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--gold);
  color: var(--white);
  font-weight: 900;
}

.progress-dashboard {
  padding: 30px;
  border-radius: 32px;
  background: rgba(255,255,255,0.84);
  border: 1px solid rgba(203, 213, 225, 0.75);
  box-shadow: var(--shadow-md);
}

.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}

.dashboard-kicker {
  margin: 0 0 5px;
  color: var(--sharp-blue);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.dashboard-badge {
  display: inline-flex;
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--white);
  background: var(--sharp-blue);
  font-weight: 900;
  font-size: 0.85rem;
}

.progress-table {
  display: grid;
  gap: 10px;
}

.progress-row {
  display: grid;
  grid-template-columns: 1.35fr 0.75fr 0.65fr;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border-radius: 18px;
  background: var(--cloud);
  color: var(--navy);
}

.progress-row span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.progress-row i {
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  border-radius: 10px;
  color: var(--white);
  font-style: normal;
  font-family: "Montserrat", sans-serif;
  font-weight: 900;
  font-size: 0.85rem;
}

.header-row {
  background: transparent;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-top: 0;
  padding-bottom: 0;
}

.recollectify-row i {
  background: var(--recollectify);
}

.common-row i {
  background: var(--common-ground);
}

.crossnums-row i {
  background: var(--crossnums);
}

.milestone-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.milestone-strip span {
  display: inline-flex;
  padding: 9px 12px;
  border-radius: 999px;
  background: #eff6ff;
  color: var(--sharp-blue-dark);
  font-weight: 800;
  font-size: 0.86rem;
}

.dashboard-note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.about-section {
  padding-top: 72px;
}

.about-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: center;
  padding: 38px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top left, rgba(201,166,70,0.14), transparent 26%),
    linear-gradient(135deg, #ffffff, #eff6ff);
  border: 1px solid rgba(203, 213, 225, 0.7);
  box-shadow: var(--shadow-sm);
}

.about-card p {
  color: var(--slate);
  max-width: 770px;
}

.site-footer {
  background: var(--navy);
  color: var(--white);
  padding: 36px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
}

.footer-brand .brand-text small {
  color: var(--silver);
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--silver);
  font-weight: 800;
}

.footer-links a:hover {
  color: var(--white);
}

.copyright {
  margin: 0;
  color: var(--silver);
  font-size: 0.88rem;
  text-align: right;
}

@media (max-width: 940px) {
  .nav-cta {
    display: none;
  }

  .mobile-menu-button {
    display: inline-grid;
    place-items: center;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 76px;
    left: 16px;
    right: 16px;
    padding: 18px;
    border-radius: 18px;
    background: var(--white);
    box-shadow: var(--shadow-md);
    flex-direction: column;
    align-items: stretch;
  }

  .nav-links.is-open {
    display: flex;
  }

  .hero-grid,
  .intro-grid,
  .research-grid,
  .progress-grid,
  .about-card {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: unset;
  }

  .hero-card-wrap {
    max-width: 620px;
  }

  .game-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .copyright {
    text-align: center;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(var(--container), calc(100% - 28px));
  }

  .section {
    padding: 62px 0;
  }

  .hero {
    padding-top: 36px;
  }

  .nav-shell {
    width: min(1180px, calc(100% - 24px));
  }

  .brand-text small {
    display: none;
  }

  h1 {
    font-size: clamp(3rem, 15vw, 4.5rem);
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .showcase-card {
    min-height: 500px;
    padding: 20px;
  }

  .sharp-emblem {
    left: 30px;
  }

  .hero-game-card {
    right: 20px;
    width: calc(100% - 40px);
  }

  .floating-card {
    display: none;
  }

  .progress-dashboard {
    padding: 20px;
  }

  .progress-row {
    grid-template-columns: 1fr;
  }

  .header-row {
    display: none;
  }

  .about-card {
    padding: 26px;
  }
}


/* v3 hero image/content card */
.eyebrow.light {
  color: #dbeafe;
}

.brain-card {
  min-height: 500px;
  position: relative;
  border-radius: 36px;
  padding: 36px;
  background: #0f172a;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255,255,255,0.9);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.brain-card-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15,23,42,0.18), rgba(15,23,42,0.88)),
    radial-gradient(circle at 24% 28%, rgba(201,166,70,0.45), transparent 22%),
    linear-gradient(130deg, rgba(15,47,130,0.7), rgba(15,23,42,0.4)),
    url("lighthouse-bg.jpg");
  background-size: cover;
  background-position: center;
}

.brain-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(110deg, rgba(201,166,70,0.32) 0%, rgba(201,166,70,0.06) 24%, transparent 46%);
  mix-blend-mode: screen;
}

.brain-card-content {
  position: relative;
  z-index: 1;
  color: var(--white);
  max-width: 480px;
}

.brain-card-content h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.brain-card-content p {
  color: rgba(255,255,255,0.84);
  font-size: 1.03rem;
}

.brain-card-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.brain-card-pills span {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--white);
  background: rgba(255,255,255,0.16);
  border: 1px solid rgba(255,255,255,0.2);
  font-weight: 800;
  font-size: 0.86rem;
}

/* v3 research card layout */
.research-heading {
  max-width: 840px;
}

.research-heading p {
  color: rgba(255,255,255,0.78);
}

.research-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.research-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.12);
}

.research-card p {
  color: rgba(255,255,255,0.8);
}

.research-card a {
  display: inline-flex;
  margin-top: 10px;
  color: var(--white);
  font-weight: 900;
  border-bottom: 2px solid rgba(255,255,255,0.42);
}

.research-disclaimer {
  max-width: 940px;
  margin: 28px 0 0;
  color: rgba(255,255,255,0.68);
  font-size: 0.92rem;
}

@media (max-width: 940px) {
  .research-card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .brain-card {
    min-height: 460px;
    padding: 24px;
  }
}


/* ================================
   v6 game-forward hero + favicon-ready header
   ================================ */

.nav-tagline {
  margin-left: 28px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--slate);
  font-weight: 800;
  font-size: 0.92rem;
  opacity: 0.9;
  white-space: nowrap;
}

.nav-tagline-icon {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: rgba(219, 234, 254, 0.86);
  font-size: 1rem;
}

.hero {
  min-height: 565px;
  padding-top: 18px;
  padding-bottom: 48px;
}

.hero .orb { display: none; }

.hero-grid { gap: 48px; }

h1 {
  font-size: clamp(3rem, 7vw, 5.9rem);
  line-height: 0.95;
  letter-spacing: -0.055em;
}

.hero-lede {
  max-width: 620px;
  margin-top: 20px;
}

.today-card {
  position: relative;
  min-height: 430px;
  border-radius: 34px;
  padding: 32px;
  color: var(--white);
  background: rgba(15, 23, 42, 0.76);
  border: 1px solid rgba(255,255,255,0.28);
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.22);
  backdrop-filter: blur(8px);
  overflow: hidden;
}

.today-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 14% 12%, rgba(201,166,70,0.22), transparent 28%),
    linear-gradient(120deg, rgba(29,78,216,0.18), transparent 45%);
  pointer-events: none;
}

.today-card-header,
.today-game-list,
.today-footer {
  position: relative;
  z-index: 1;
}

.today-card-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 18px;
  margin-bottom: 22px;
}

.today-card h2 {
  margin-top: 8px;
  font-size: clamp(1.9rem, 3vw, 2.7rem);
}

.today-badge {
  display: inline-flex;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.16);
  border: 1px solid rgba(255,255,255,0.20);
  font-weight: 900;
  font-size: 0.82rem;
  white-space: nowrap;
}

.today-game-list {
  display: grid;
  gap: 12px;
}

.today-game {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 14px;
  border-radius: 20px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.16);
  color: var(--white);
}

.today-game:hover { background: rgba(255,255,255,0.17); }

.today-icon {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border-radius: 14px;
  font-family: "Montserrat", sans-serif;
  font-weight: 900;
  font-size: 1.1rem;
}

.recollectify-today .today-icon { background: var(--recollectify); }
.common-today .today-icon { background: var(--common-ground); }
.crossnums-today .today-icon { background: var(--crossnums); }

.today-game strong,
.today-game small { display: block; }

.today-game small {
  color: rgba(255,255,255,0.72);
  font-weight: 700;
}

.today-game em {
  font-style: normal;
  font-weight: 900;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.88);
  white-space: nowrap;
}

.today-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.today-footer span {
  display: inline-flex;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.13);
  border: 1px solid rgba(255,255,255,0.16);
  font-weight: 800;
  font-size: 0.84rem;
}

.research-heading { max-width: 840px; }
.research-heading p { color: rgba(255,255,255,0.78); }

.research-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.research-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.12);
}

.research-card p { color: rgba(255,255,255,0.8); }

.research-card a {
  display: inline-flex;
  margin-top: 10px;
  color: var(--white);
  font-weight: 900;
  border-bottom: 2px solid rgba(255,255,255,0.42);
}

.research-disclaimer {
  max-width: 940px;
  margin: 28px 0 0;
  color: rgba(255,255,255,0.68);
  font-size: 0.92rem;
}

@media (max-width: 1060px) {
  .nav-tagline { display: none; }
}

@media (max-width: 940px) {
  .hero {
    min-height: unset;
    padding-top: 20px;
    padding-bottom: 42px;
  }

  h1 { font-size: clamp(3rem, 14vw, 4.8rem); }

  .today-card { min-height: 380px; }

  .research-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .hero {
    padding-top: 12px;
    padding-bottom: 36px;
  }

  h1 { line-height: 0.98; }

  .today-card {
    min-height: 340px;
    padding: 24px;
  }

  .today-card-header { display: grid; }

  .today-game { grid-template-columns: 44px 1fr; }

  .today-game em { grid-column: 2; }
}


/* ================================
   v7 playfulness + centered header tagline
   ================================ */

.nav-shell {
  position: relative;
}

.nav-tagline {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  margin-left: 0;
  color: var(--sharp-blue-dark);
  background: rgba(255,255,255,0.54);
  border: 1px solid rgba(203, 213, 225, 0.52);
  border-radius: 999px;
  padding: 7px 14px 7px 9px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
}

.nav-tagline-icon {
  width: 34px;
  height: 28px;
  background: rgba(219, 234, 254, 0.95);
  animation: brainPulse 3.2s ease-in-out infinite;
}

@keyframes brainPulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 rgba(29, 78, 216, 0);
  }
  50% {
    transform: scale(1.06);
    box-shadow: 0 0 18px rgba(29, 78, 216, 0.22);
  }
}

.today-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 24%, rgba(255,255,255,0.26) 0 2px, transparent 3px),
    radial-gradient(circle at 78% 30%, rgba(255,255,255,0.20) 0 2px, transparent 3px),
    radial-gradient(circle at 64% 76%, rgba(255,255,255,0.18) 0 2px, transparent 3px),
    linear-gradient(115deg, transparent 0 20%, rgba(255,255,255,0.08) 21%, transparent 22% 58%, rgba(255,255,255,0.06) 59%, transparent 60%);
  opacity: 0.55;
  animation: synapseDrift 8s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes synapseDrift {
  from {
    transform: translate3d(-4px, -2px, 0);
    opacity: 0.42;
  }
  to {
    transform: translate3d(5px, 3px, 0);
    opacity: 0.7;
  }
}

.today-game {
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.today-game:hover {
  transform: translateY(-2px);
  border-color: rgba(255,255,255,0.28);
}

@media (max-width: 1180px) {
  .nav-tagline {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-tagline-icon,
  .today-card::after {
    animation: none;
  }

  .today-game {
    transition: none;
  }
}


/* ================================
   v8 header tagline cleanup
   ================================ */

.nav-tagline {
  left: 47%;
  transform: translateX(-50%);
  gap: 9px;
  padding: 7px 12px;
  max-width: 360px;
  font-size: 0.9rem;
}

.nav-tagline-icon {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  background: rgba(219, 234, 254, 0.95);
  font-size: 0.95rem;
  line-height: 1;
}

.brain-icon {
  animation: brainPulse 3.2s ease-in-out infinite;
}

.muscle-icon {
  background: rgba(245, 234, 220, 0.95);
  animation: muscleFlex 3.8s ease-in-out infinite;
}

@keyframes muscleFlex {
  0%, 100% {
    transform: rotate(0deg) scale(1);
    box-shadow: 0 0 0 rgba(201, 166, 70, 0);
  }
  50% {
    transform: rotate(-8deg) scale(1.06);
    box-shadow: 0 0 16px rgba(201, 166, 70, 0.22);
  }
}

@media (max-width: 1320px) {
  .nav-tagline {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .brain-icon,
  .muscle-icon {
    animation: none;
  }
}


/* ================================
   v9 final header tagline overlap fix
   ================================ */

.nav-shell {
  position: relative;
}

.nav-links,
.nav-cta {
  position: relative;
  z-index: 3;
}

.nav-tagline {
  position: static;
  transform: none;
  left: auto;
  margin-left: 34px;
  margin-right: auto;
  max-width: 335px;
  flex-shrink: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 1420px) {
  .nav-tagline {
    max-width: 285px;
    font-size: 0.84rem;
    padding: 6px 10px 6px 8px;
  }
}

@media (max-width: 1320px) {
  .nav-tagline {
    display: none;
  }
}