:root {
  --text: #0C1C2C;
  --text-heading: #1A2F44;
  --brand: #d62435;
  --brand-light: #e85562;
  --brand-bg: #fde8ea;
  --surface-alt: #fdf6f6;
  --surface-warm: #F5F0E8;
  --bg: #FFFFFF;
  --text-muted: #6B7F94;
  --font-serif: 'DM Serif Display', Georgia, serif;
  --font-sans: 'Outfit', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', 'Fira Code', 'Consolas', monospace;
  --font-data: 'Roboto', system-ui, sans-serif;

  /* Chart palette */
  --chart-1: #d62435;
  --chart-2: #2563EB;
  --chart-3: #059669;
  --chart-4: #D97706;
  --chart-5: #7C3AED;
  --chart-6: #6B7280;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAV ─── */
nav {
  position: fixed; top: 0; width: 100%; z-index: 100;
  padding: 1.25rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0,0,0,0.04);
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}
.logo-text > span { color: var(--brand); }
.logo-icon {
  width: 32px;
  height: 32px;
}
.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}
nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
nav a:not(.logo):hover { color: var(--brand); }
nav .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}
nav .breadcrumb a {
  color: var(--text);
  font-weight: 600;
}
nav .breadcrumb-sep {
  color: var(--text-muted);
  font-weight: 300;
}

/* ─── HERO ─── */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 64px 0 0; /* no horizontal padding — banner bleeds edge-to-edge */
}

/* Banner: fixed height, sides crop inward on narrow viewports */
.hero-banner {
  width: 100%;
  height: 267px;
  overflow: hidden;
  position: relative;
}
.hero-banner img {
  display: block;
  height: 100%;
  width: auto;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 3.5rem 2rem 5rem;
}
.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 820px;
  margin-bottom: 0.3em;
}
.hero-tagline em {
  font-style: italic;
  color: var(--brand);
}
.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 300;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.65;
  margin-bottom: 2.5rem;
}
.hero-cta {
  display: inline-flex; gap: 1rem; flex-wrap: wrap; justify-content: center;
}
.btn {
  padding: 0.85rem 2rem;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  font-style: normal;
  text-decoration: none;
  transition: all 0.25s;
  cursor: pointer;
  border: none;
  -webkit-tap-highlight-color: transparent;
}
.btn-primary {
  background: var(--brand);
  color: var(--bg);
  font-weight: 600;
}
@media (hover: hover) {
  .btn-primary:hover { background: #b31d2c; transform: translateY(-1px); }
  .btn-ghost:hover { background: var(--brand-bg); }
}
.btn-ghost {
  background: transparent;
  color: var(--brand);
  border: 1.5px solid var(--brand);
}
.btn-nav {
  padding: 0.55rem 1.4rem;
  font-size: 0.85rem;
}
.btn-nav:hover, .btn-nav:active {
  background: var(--brand) !important;
  color: #FFFFFF !important;
  transform: none !important;
}
.hero-mark {
  margin-top: 3.5rem;
  font-family: 'Noto Sans', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}
.pm-glyph {
  font-family: 'Noto Sans Symbols', 'Noto Sans', sans-serif;
}

/* ─── SECTION SHARED ─── */
section { padding: 6rem 2rem; }
.container { max-width: 1060px; margin: 0 auto; }
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 0.8rem;
}
.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 1.2rem;
}
.section-body {
  font-size: 1.08rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 640px;
}

/* ─── PROBLEM ─── */
.problem { background: var(--surface-alt); }
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}
.problem-card {
  background: var(--bg);
  border-radius: 10px;
  padding: 2rem;
  border: 1px solid rgba(0,0,0,0.05);
  transition: box-shadow 0.3s;
}
.problem-card:hover { box-shadow: 0 8px 30px rgba(0,0,0,0.06); }
.problem-card h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.05rem;
  margin-bottom: 0.6rem;
  color: var(--text-heading);
}
.problem-card p {
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--text-muted);
}
.problem-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--brand-bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

/* ─── HOW ─── */
.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 3rem;
  position: relative;
}
.how-step {
  text-align: center;
  padding: 2rem 1.5rem;
  position: relative;
}
.how-step::after {
  content: '\2192';
  position: absolute;
  right: -0.6rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--brand-light);
  font-weight: 300;
}
.how-step:last-child::after { display: none; }
.step-num {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: var(--brand);
  opacity: 0.65;
  margin-bottom: 0.6rem;
}
.how-step h3 {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--text-heading);
}
.how-step p {
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.55;
  color: var(--text-muted);
}

/* ─── VERTICALS ─── */
.verticals { background: #F0EBE3; color: var(--text); }
.verticals .section-label { color: var(--brand); }
.verticals .section-heading { color: var(--text); }
.verticals .section-body { color: var(--text-muted); }
.vert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.2rem;
  margin-top: 3rem;
}
.vert-chip {
  padding: 1.2rem 1.4rem;
  border-radius: 8px;
  background: rgba(255,255,255,0.5);
  border: 1px solid rgba(0,0,0,0.06);
  font-weight: 400;
  font-size: 0.92rem;
  color: var(--text);
  transition: all 0.25s;
  cursor: default;
}
.vert-chip:hover {
  background: rgba(214,36,53,0.08);
  border-color: rgba(214,36,53,0.2);
}
.vert-chip .vert-icon {
  display: block;
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

/* ─── TRUST STRIP ─── */
.trust {
  background: var(--surface-warm);
  padding: 4rem 2rem;
  text-align: center;
}
.trust-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.4;
  color: var(--text-heading);
  max-width: 700px;
  margin: 0 auto 1rem;
}
.trust-attr {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* ─── CTA ─── */
.final-cta {
  text-align: center;
  padding: 7rem 2rem;
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(214,36,53,0.06) 0%, transparent 60%);
}
.final-cta .section-heading { margin-bottom: 1rem; }
.final-cta .section-body {
  margin: 0 auto 2.5rem;
  text-align: center;
}
.final-cta .cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.store-badges {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  align-items: center;
  margin-top: 2.5rem;
}
.store-badge {
  display: block;
  transition: opacity 0.2s, transform 0.2s;
}
.store-badge:hover {
  opacity: 0.8;
  transform: translateY(-1px);
}
.store-badge img {
  display: block;
  height: 54px;
  width: auto;
}

/* ─── FOOTER ─── */
footer {
  padding: 2.5rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  border-top: 1px solid rgba(0,0,0,0.06);
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}
footer a { color: var(--brand); text-decoration: none; }

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-tagline { animation: fadeUp 0.8s ease-out both; }
.hero-sub { animation: fadeUp 0.8s ease-out 0.15s both; }
.hero-cta { animation: fadeUp 0.8s ease-out 0.3s both; }
.hero-mark { animation: fadeUp 0.8s ease-out 0.45s both; }

/* Scroll-triggered fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { gap: 1rem; }
  .how-steps { grid-template-columns: 1fr; gap: 1rem; }
  .how-step::after { display: none; }
  .vert-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .nav-links .nav-link-text { display: none; }
  .vert-grid { grid-template-columns: 1fr; }
}

/* ─── CONTINUOUS SCROLL PRESENTATION ─── */
.scroll-wrapper {
  max-width: 900px;
  margin: 0 auto;
  padding: 100px 2rem 4rem;
}
@media (max-width: 600px) {
  .scroll-wrapper {
    padding: 5rem 0.75rem 2rem;
  }
}
.scroll-section {
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
@media (max-width: 600px) {
  .scroll-section {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
  }
}
.scroll-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}
[data-color-mode="dark"] .scroll-section {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

/* ─── SEARCH PAGE ─── */
.search-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 100px 2rem 4rem;
}
.search-page h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.search-input {
  width: 100%;
  padding: 0.85rem 1.2rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg);
  border: 1.5px solid rgba(0,0,0,0.12);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(214,36,53,0.12);
}
.search-results {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}
.search-result-item {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 10px;
  padding: 1.2rem 1.4rem;
  transition: background 0.2s, box-shadow 0.2s;
}
.search-result-item:hover {
  background: var(--surface-alt);
  box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}
.search-hint,
.search-empty,
.search-loading {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 2rem;
}
.search-section-heading {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-muted);
  margin: 1.5rem 0 0.5rem;
}

/* ─── MARK DETAIL ─── */
.mark-detail {
  max-width: 720px;
  margin: 0 auto;
  padding: 100px 2rem 4rem;
}
.mark-loading,
.mark-error {
  text-align: center;
  color: var(--text-muted);
  font-size: 1rem;
  margin-top: 3rem;
}
.mark-header {
  margin-bottom: 2rem;
}
.mark-section {
  margin-bottom: 2.5rem;
}
.mark-section-heading {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-heading);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.mark-back-link {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--brand);
  text-decoration: none;
  margin-bottom: 1rem;
}
.mark-back-link:hover {
  text-decoration: underline;
}
.bytewords-block,
.bytemoji-block {
  --info-block-font-size: 1.64rem;
  letter-spacing: 0.1em;
}

/* ─── CHAIN DETAIL ─── */
.chain-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 100px 2rem 4rem;
}
.chain-loading,
.chain-error,
.chain-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 1rem;
  margin-top: 3rem;
}
.chain-header {
  margin-bottom: 2rem;
}
.chain-sort-bar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.75rem;
}
.chain-sort-btn {
  background: none;
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: 6px;
  padding: 0.3rem 0.6rem;
  font-size: 1rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s;
}
.chain-sort-btn:hover {
  background: var(--surface-alt);
}
.chain-sort-icon {
  width: 18px;
  height: 18px;
  display: block;
  opacity: 0.55;
}
.chain-mark-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.chain-mark-item a {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 10px;
  padding: 1.2rem 1.4rem;
  transition: background 0.2s, box-shadow 0.2s;
}
.chain-mark-item a:hover {
  background: var(--surface-alt);
  box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}
.chain-gap-indicator {
  text-align: center;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--text-muted);
  padding: 0.6rem 1rem;
  border: 1px dashed rgba(0,0,0,0.12);
  border-radius: 8px;
  background: var(--surface-alt);
}
.chain-load-more {
  display: flex;
  justify-content: center;
  margin-top: 1.5rem;
}
/* ─── DOCS PAGE ─── */
.docs-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 100px 2rem 4rem;
}
.docs-header {
  margin-bottom: 3rem;
}
.docs-base-url {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.2rem;
  padding: 0.5rem 1rem;
  background: var(--surface-alt);
  border-radius: 6px;
  font-size: 0.9rem;
}
.docs-base-url-label {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.docs-base-url code {
  font-family: var(--font-mono);
  color: var(--brand);
  font-weight: 500;
}
.docs-concepts {
  margin-bottom: 3rem;
}
.docs-concept-heading {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--text-heading);
  margin-bottom: 1.5rem;
}
.docs-concept {
  margin-bottom: 1.5rem;
  padding: 1.2rem 1.4rem;
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 10px;
}
.docs-concept h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-heading);
  margin-bottom: 0.5rem;
}
.docs-concept p {
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.65;
  color: var(--text-muted);
}
.docs-concept code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--surface-alt);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  color: var(--brand);
}
.docs-concept a {
  color: var(--brand);
  text-decoration: none;
}
.docs-concept a:hover {
  text-decoration: underline;
}
.docs-code-block {
  background: var(--surface-alt);
  border-radius: 8px;
  padding: 1rem 1.2rem;
  margin: 0.8rem 0;
  overflow-x: auto;
}
.docs-code-block code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  background: none;
  padding: 0;
}
.docs-api-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.4rem 1.6rem;
  border: 1.5px solid rgba(0,0,0,0.08);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.docs-api-link:hover {
  background: var(--surface-alt);
  border-color: var(--brand);
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.docs-api-link-title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-heading);
}
.docs-api-link-desc {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.5;
}
.docs-api-link-arrow {
  font-size: 1.4rem;
  color: var(--brand);
  font-weight: 300;
}

/* ─── DARK MODE ───
   Overrides CSS custom properties when data-color-mode="dark" is set on <html>.
   Since nearly all colors reference these variables, swapping them here
   handles the bulk of the theming. Hardcoded rgba() values in a few
   components need individual overrides below.
*/
[data-color-mode="dark"] {
  --text: #E8ECF0;
  --text-heading: #B0C4D8;
  --bg: #0F1923;
  --surface-alt: #131D28;
  --surface-warm: #1A2232;
  --text-muted: #7A8FA4;
  --brand-bg: #2A1820;

  /* Chart palette (dark) */
  --chart-1: #e85562;
  --chart-2: #60A5FA;
  --chart-3: #34D399;
  --chart-4: #FBBF24;
  --chart-5: #A78BFA;
  --chart-6: #9CA3AF;
}

[data-color-mode="dark"] nav {
  background: rgba(15,25,35,0.92);
  border-bottom-color: rgba(255,255,255,0.06);
}

[data-color-mode="dark"] .problem-card {
  border-color: rgba(255,255,255,0.06);
}

[data-color-mode="dark"] .problem-card:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

[data-color-mode="dark"] .verticals {
  background: #0A1520;
}

[data-color-mode="dark"] .vert-chip {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.8);
}

[data-color-mode="dark"] .final-cta {
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(214,36,53,0.1) 0%, transparent 60%);
}

[data-color-mode="dark"] .btn-primary {
  color: #FFFFFF;
}

[data-color-mode="dark"] .btn-ghost {
  color: #FFFFFF;
  border-color: #FFFFFF;
}

@media (hover: hover) {
  [data-color-mode="dark"] .btn-ghost:hover {
    background: rgba(255,255,255,0.08);
  }
}

[data-color-mode="dark"] footer {
  border-top-color: rgba(255,255,255,0.06);
}

[data-color-mode="dark"] .search-input {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.12);
  color: var(--text);
}
[data-color-mode="dark"] .search-input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(214,36,53,0.18);
}
[data-color-mode="dark"] .search-result-item {
  border-color: rgba(255,255,255,0.06);
}
[data-color-mode="dark"] .search-result-item:hover {
  background: rgba(255,255,255,0.04);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}
[data-color-mode="dark"] .chain-mark-item a {
  border-color: rgba(255,255,255,0.06);
}
[data-color-mode="dark"] .chain-mark-item a:hover {
  background: rgba(255,255,255,0.04);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}
[data-color-mode="dark"] .chain-gap-indicator {
  border-color: rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
}
[data-color-mode="dark"] .chain-sort-btn {
  border-color: rgba(255,255,255,0.12);
}
[data-color-mode="dark"] .chain-sort-icon {
  filter: invert(1);
}
[data-color-mode="dark"] .docs-concept {
  border-color: rgba(255,255,255,0.06);
}
[data-color-mode="dark"] .docs-code-block {
  background: rgba(255,255,255,0.04);
}
[data-color-mode="dark"] .docs-api-link {
  border-color: rgba(255,255,255,0.08);
}
[data-color-mode="dark"] .docs-api-link:hover {
  background: rgba(255,255,255,0.04);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

/* ─── SIGNUP (pre-release) ─── */
.signup-section {
  text-align: center;
  padding: 4rem 2rem 6rem;
}
.signup-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  max-width: 400px;
  margin: 0 auto;
}
.signup-email {
  text-align: center;
}
.platform-toggle {
  display: flex;
  gap: 0;
  border-radius: 6px;
  overflow: hidden;
  border: 1.5px solid rgba(0,0,0,0.12);
}
.platform-btn {
  padding: 0.55rem 1.6rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  border: none;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
}
.platform-btn.selected {
  background: var(--brand);
  color: #FFFFFF;
}
.signup-message {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--text);
  font-style: italic;
}

[data-color-mode="dark"] .platform-toggle {
  border-color: rgba(255,255,255,0.12);
}
[data-color-mode="dark"] .platform-btn {
  color: var(--text);
}
[data-color-mode="dark"] .platform-btn.selected {
  color: #FFFFFF;
}
.store-coming-soon {
  margin-top: 0.5rem;
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}


.hero-content{min-height:40vh;justify-content:center}.hero-sub{margin-bottom:0}footer{gap:1rem} @media(max-width:600px){nav{padding:1rem 1.25rem}.hero-banner{height:180px}.hero-content{padding:3rem 1.25rem}footer{padding:1.5rem;flex-direction:column;align-items:flex-start}}