* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.55;
}

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

.landing-shell {
  width: min(100% - 48px, 1160px);
  margin: 0 auto;
}

.site-header {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 10%, transparent);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 750;
  letter-spacing: -0.03em;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: calc(var(--radius) * 0.65);
  background: var(--color-primary);
  color: var(--color-primary-contrast);
  font-size: 1.3rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--color-muted);
  font-size: 0.88rem;
  font-weight: 600;
}

.site-nav a:hover,
.text-link:hover,
.site-footer>a:last-child:hover {
  color: var(--color-primary);
}

.nav-cta,
.primary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: var(--color-primary-contrast);
  font-weight: 700;
  transition: transform 160ms ease, filter 160ms ease;
}

.nav-cta:hover,
.primary-cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.nav-cta {
  padding: 10px 16px;
  color: var(--color-primary-contrast) !important;
}

.hero {
  display: grid;
  min-height: 590px;
  grid-template-columns: 1fr 0.92fr;
  align-items: center;
  gap: clamp(32px, 7vw, 90px);
  padding: 62px 0 74px;
}

.hero-copy {
  max-width: 550px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 17px;
  color: var(--color-primary);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
}

.hero h1,
.section-heading h2,
.closing-cta h2 {
  margin: 0;
  font-family: var(--font-heading);
  letter-spacing: -0.065em;
}

.hero h1 {
  font-size: clamp(3.2rem, 7.2vw, 5.8rem);
  font-weight: 750;
  line-height: 0.99;
}

.hero h1 span {
  color: var(--color-primary);
}

.hero-description {
  max-width: 440px;
  margin: 24px 0 0;
  color: var(--color-muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 30px;
}

.primary-cta {
  min-height: 52px;
  padding: 0 22px;
}

.text-link {
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 650;
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  color: var(--color-muted);
  font-size: 0.78rem;
}

.hero-note span {
  color: var(--color-primary);
}

.visual-wrap {
  position: relative;
  display: grid;
  min-height: 420px;
  place-items: center;
  isolation: isolate;
}

.visual-wrap::before {
  position: absolute;
  z-index: -2;
  width: min(88%, 380px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-primary) 9%, var(--color-bg));
  content: "";
}

.orbit {
  position: absolute;
  z-index: -1;
  border: 1px solid color-mix(in srgb, var(--color-primary) 18%, transparent);
  border-radius: 50%;
}

.orbit-one {
  width: min(105%, 470px);
  aspect-ratio: 1;
}

.orbit-two {
  width: min(122%, 540px);
  aspect-ratio: 1;
  opacity: 0.55;
}

.mood-card {
  width: min(100%, 310px);
  padding: 21px 22px 19px;
  border: 1px solid color-mix(in srgb, var(--color-text) 9%, transparent);
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: var(--shadow);
  text-align: center;
  backdrop-filter: blur(18px);
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-muted);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.live-indicator {
  color: var(--color-primary);
  font-size: 0.55rem;
}

.color-orb {
  display: grid;
  width: 150px;
  aspect-ratio: 1;
  place-items: center;
  margin: 20px auto 17px;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 28%, color-mix(in srgb, var(--color-primary) 36%, white), var(--color-primary) 45%, color-mix(in srgb, var(--color-primary) 72%, var(--color-text)) 100%);
  box-shadow: 0 18px 55px color-mix(in srgb, var(--color-primary) 32%, transparent), inset -10px -12px 24px color-mix(in srgb, var(--color-text) 14%, transparent);
  color: var(--color-primary-contrast);
  font-size: 1.4rem;
}

.mood-name {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.83rem;
}

.mood-name strong {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 1.13rem;
}

.mood-hex {
  margin: 5px 0 17px;
  color: var(--color-muted);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
}

.mood-hex span {
  padding: 0 5px;
  color: var(--color-primary);
}

.palette-row {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.palette-chip {
  width: 39px;
  height: 27px;
  border: 2px solid var(--color-surface);
  border-radius: calc(var(--radius) * 0.35);
  box-shadow: 0 2px 8px color-mix(in srgb, var(--color-text) 10%, transparent);
}

.chip-one {
  background: var(--color-primary);
}

.chip-two {
  background: color-mix(in srgb, var(--color-primary) 48%, var(--color-bg));
}

.chip-three {
  background: color-mix(in srgb, var(--color-primary) 70%, var(--color-text));
}

.chip-four {
  background: color-mix(in srgb, var(--color-primary) 30%, var(--color-surface-solid));
}

.floating-note {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 14px;
  border: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent);
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: var(--shadow);
  color: var(--color-text);
  font-size: 0.72rem;
  font-weight: 650;
}

.floating-note span {
  color: var(--color-primary);
  font-size: 1rem;
}

.note-left {
  top: 19%;
  left: -1%;
}

.note-right {
  right: -4%;
  bottom: 20%;
}

.how-section {
  padding: 54px 0 82px;
  border-top: 1px solid color-mix(in srgb, var(--color-text) 10%, transparent);
}

.section-heading {
  text-align: center;
}

.section-heading .eyebrow {
  justify-content: center;
  margin-bottom: 10px;
}

.section-heading h2,
.closing-cta h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 750;
}

.section-heading>p:last-child {
  margin: 10px 0 0;
  color: var(--color-muted);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 38px;
}

.step-card {
  position: relative;
  min-height: 210px;
  padding: 25px;
  border: 1px solid color-mix(in srgb, var(--color-text) 9%, transparent);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.step-number {
  position: absolute;
  top: 24px;
  right: 24px;
  color: var(--color-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.step-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: calc(var(--radius) * 0.65);
  background: color-mix(in srgb, var(--color-primary) 12%, var(--color-surface-solid));
  color: var(--color-primary);
  font-size: 1.25rem;
}

.step-card h3 {
  margin: 21px 0 6px;
  font-family: var(--font-heading);
  font-size: 1rem;
}

.step-card p {
  max-width: 290px;
  margin: 0;
  color: var(--color-muted);
  font-size: 0.87rem;
  line-height: 1.65;
}

.closing-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 66px;
  padding: 31px clamp(22px, 5vw, 55px);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--color-primary) 9%, var(--color-surface));
}

.closing-cta .eyebrow {
  margin-bottom: 6px;
}

.closing-cta h2 {
  font-size: clamp(1.7rem, 3vw, 2.45rem);
}

.site-footer {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 20px;
  border-top: 1px solid color-mix(in srgb, var(--color-text) 10%, transparent);
  color: var(--color-muted);
  font-size: 0.78rem;
}

.footer-brand {
  color: var(--color-text);
  font-size: 0.9rem;
}

.footer-brand .brand-mark {
  width: 28px;
  height: 28px;
  font-size: 1rem;
}

.site-footer p {
  margin: 0;
}

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 4px;
}

@media (max-width: 760px) {
  .landing-shell {
    width: min(100% - 32px, 560px);
  }

  .site-header {
    min-height: 70px;
  }

  .site-nav {
    gap: 14px;
    font-size: 0.78rem;
  }

  .site-nav>a:first-child {
    display: none;
  }

  .nav-cta {
    padding: 9px 12px;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 62px 0 40px;
  }

  .hero h1 {
    font-size: clamp(3.1rem, 13vw, 5rem);
  }

  .hero-description {
    font-size: 1rem;
  }

  .visual-wrap {
    min-height: 390px;
  }

  .note-left {
    left: 0;
  }

  .note-right {
    right: 0;
  }

  .how-section {
    padding: 38px 0 56px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 11px;
    margin-top: 28px;
  }

  .step-card {
    min-height: 0;
    padding: 20px;
  }

  .step-card h3 {
    margin-top: 15px;
  }

  .closing-cta {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 42px;
  }
}

@media (max-width: 430px) {
  .landing-shell {
    width: min(100% - 26px, 390px);
  }

  .brand {
    font-size: 0.94rem;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .visual-wrap {
    min-height: 350px;
  }

  .mood-card {
    width: min(100%, 285px);
  }

  .floating-note {
    padding: 9px 10px;
    font-size: 0.65rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 17px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* ---------- live demo card ---------- */
.visual-wrap {
  min-height: 560px;
}

.mood-card {
  width: min(100%, 340px);
  text-align: left;
}

.mood-card .card-topline,
.mood-card .mood-name,
.mood-card .mood-hex {
  text-align: center;
}

.mood-card .color-orb {
  margin-inline: auto;
}

.demo-sliders {
  display: grid;
  gap: 8px;
  margin-top: 16px;
  text-align: left;
}

.demo-slider {
  display: grid;
  grid-template-columns: 54px 1fr;
  align-items: center;
  gap: 8px;
  color: var(--color-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.demo-slider input[type="range"] {
  width: 100%;
  height: 6px;
  margin: 0;
  appearance: none;
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-text) 18%, transparent);
  cursor: pointer;
}

.demo-slider input[type="range"]::-webkit-slider-thumb {
  width: 16px;
  height: 16px;
  appearance: none;
  border: 2px solid var(--color-surface-solid);
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
}

.demo-slider input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-surface-solid);
  border-radius: 50%;
  background: var(--color-primary);
}

.demo-copy {
  width: 100%;
  min-height: 34px;
  margin-top: 14px;
  border: 1px solid color-mix(in srgb, var(--color-text) 16%, transparent);
  border-radius: var(--radius-sm);
  background: var(--color-surface-solid);
  color: var(--color-text);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
}

.demo-copy:hover {
  border-color: var(--color-primary);
}

/* ---------- feature strip ---------- */
.feature-strip {
  padding: 8px 0 54px;
}

.feature-strip ul {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
}

.feature-strip li {
  padding: 14px 16px;
  border: 1px solid color-mix(in srgb, var(--color-text) 10%, transparent);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-surface-solid) 70%, transparent);
  color: var(--color-muted);
  font-size: 0.8rem;
  line-height: 1.5;
}

.feature-strip strong {
  display: block;
  color: var(--color-text);
  font-size: 0.84rem;
}

/* ---------- support ---------- */
.support-section {
  padding: 8px 0 62px;
  scroll-margin-top: 90px;
}

.support-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr 1fr;
}

.support-who h2 {
  margin: 8px 0 18px;
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.support-person {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.support-person img {
  width: 72px;
  height: 72px;
  flex: none;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid color-mix(in srgb, var(--color-text) 12%, transparent);
}

.support-person strong {
  display: block;
  font-size: 0.92rem;
}

.support-person span {
  color: var(--color-muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.support-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  font-size: 0.82rem;
}

.support-links a {
  color: var(--color-text);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 22%, transparent);
}

.support-links a:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.support-pay {
  padding: 20px 22px;
  border: 1px solid color-mix(in srgb, var(--color-text) 12%, transparent);
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: var(--shadow);
}

.support-pay h3 {
  margin: 0 0 4px;
  font-family: var(--font-heading);
  font-size: 1.02rem;
}

.support-lede {
  margin: 0 0 12px;
  color: var(--color-muted);
  font-size: 0.84rem;
}

.upi-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.upi-id {
  padding: 8px 12px;
  border: 1px dashed color-mix(in srgb, var(--color-primary) 55%, transparent);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
  font-family: ui-monospace, 'SFMono-Regular', Menlo, monospace;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.upi-copy {
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid color-mix(in srgb, var(--color-text) 16%, transparent);
  border-radius: var(--radius-sm);
  background: var(--color-surface-solid);
  color: var(--color-text);
  cursor: pointer;
  font-size: 0.76rem;
  font-weight: 700;
}

.upi-copy:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.upi-note {
  margin: 8px 0 12px;
  color: var(--color-muted);
  font-size: 0.72rem;
}

.upi-qr {
  display: block;
  width: 140px;
  height: 140px;
  margin-bottom: 14px;
  border: 1px solid color-mix(in srgb, var(--color-text) 12%, transparent);
  border-radius: var(--radius-sm);
  background: #ffffff;
  padding: 6px;
}

.support-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.support-btn {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 6px 12px;
  border: 1px solid color-mix(in srgb, var(--color-text) 16%, transparent);
  border-radius: var(--radius-sm);
  background: var(--color-surface-solid);
  color: var(--color-text);
  font-size: 0.76rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.16s ease, border-color 0.16s ease;
}

.support-btn:hover {
  transform: translateY(-1px);
  border-color: var(--color-primary);
}

.support-btn-primary {
  border-color: color-mix(in srgb, var(--color-sponsor) 55%, transparent);
  background: var(--color-sponsor-soft);
}

.support-note {
  margin: 16px 0 0;
  color: var(--color-muted);
  font-size: 0.74rem;
}

/* ---------- footer ---------- */
.site-footer {
  display: grid;
  align-items: center;
  gap: 14px 24px;
  grid-template-columns: auto 1fr auto;
  padding: 22px 0;
}

.footer-brand-block {
  display: grid;
  gap: 4px;
}

.footer-brand-block p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.76rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 0.78rem;
}

.footer-links a {
  color: var(--color-text);
  font-weight: 600;
  text-decoration: none;
}

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

.footer-legal {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.72rem;
  text-align: right;
}

@media (max-width: 900px) {
  .feature-strip ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .footer-links {
    justify-content: flex-start;
  }

  .footer-legal {
    text-align: left;
  }
}

@media (max-width: 560px) {
  .feature-strip ul {
    grid-template-columns: 1fr;
  }

  .visual-wrap {
    min-height: 500px;
  }
}