/* ================================
   Design tokens
   ================================ */
:root {
  /* Light theme (default) - light warm ivory */
  --bg: #FEFBF3;
  --bg-nav: #F7F2E4;
  --bg-elevated: #FFFFFF;
  --bg-subtle: #F2ECDD;
  --text: #12172A;
  --text-muted: #5A5347;
  --text-subtle: #8A8271;
  --border: #E5DCC5;
  --border-strong: #D4C8AC;
  --accent: #0055D2;
  --accent-hover: #0044AC;
  --accent-soft: #E4EBFA;
  --accent-alt: #00A8CC;
  --success: #10B981;
  --warn: #F59E0B;
  --brand-card: #EFE9DE;

  /* Typography */
  --font-display: 'Inter', system-ui, sans-serif;
  --font-heavy: 'Archivo Black', 'Space Grotesk', 'Pretendard Variable', system-ui, sans-serif;
  --font-body: 'Pretendard Variable', 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Type scale */
  --text-xs: 0.75rem;
  --text-sm: 0.9375rem;
  --text-base: 1rem;
  --text-lg: 1.25rem;
  --text-xl: 1.625rem;
  --text-2xl: 2rem;
  --text-3xl: 3rem;
  --text-4xl: 4.5rem;
  --text-5xl: 6.5rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Dark theme via system */
@media (prefers-color-scheme: dark) {
  :root[data-theme="system"] {
    --bg: #0A0E1A;
    --bg-nav: #060915;
    --bg-elevated: #12172A;
    --bg-subtle: #0F1424;
    --text: #F0F4FA;
    --text-muted: #A0AAC0;
    --text-subtle: #6B7590;
    --border: #1E2438;
    --border-strong: #2A3148;
    --accent: #6BBFFF;
    --accent-hover: #4AA3EE;
    --accent-soft: #1A2340;
    --accent-alt: #22D3EE;
    --brand-card: #171C2B;
  }
}

/* Dark theme forced */
:root[data-theme="dark"] {
  --bg: #0A0E1A;
  --bg-nav: #060915;
  --bg-elevated: #12172A;
  --bg-subtle: #0F1424;
  --text: #F0F4FA;
  --text-muted: #A0AAC0;
  --text-subtle: #6B7590;
  --border: #1E2438;
  --border-strong: #2A3148;
  --accent: #6BBFFF;
  --accent-hover: #4AA3EE;
  --accent-soft: #1A2340;
  --accent-alt: #22D3EE;
  --brand-card: #171C2B;
}

/* Light theme forced */
:root[data-theme="light"] {
  --bg: #FEFBF3;
  --bg-nav: #F7F2E4;
  --bg-elevated: #FFFFFF;
  --bg-subtle: #F2ECDD;
  --text: #12172A;
  --text-muted: #5A5347;
  --text-subtle: #8A8271;
  --border: #E5DCC5;
  --border-strong: #D4C8AC;
  --accent: #0055D2;
  --accent-hover: #0044AC;
  --accent-soft: #E4EBFA;
  --accent-alt: #00A8CC;
  --brand-card: #EFE9DE;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
  overflow-x: hidden;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ================================
   Layout container
   ================================ */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (min-width: 768px) {
  .container { padding: 0 var(--space-8); }
}

/* ================================
   Navigation
   ================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg-nav) 90%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
}

.nav-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem var(--space-6);
  max-width: 1180px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .nav-inner { padding: 0.875rem var(--space-8); }
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  justify-self: start;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
}

.logo-mark svg {
  display: block;
  width: 100%;
  height: 100%;
}

.nav-links {
  display: flex;
  align-items: center;
  grid-column: 3;
  justify-self: end;
  gap: var(--space-8);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-muted);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown summary {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  cursor: pointer;
  transition: color 0.2s var(--ease);
  user-select: none;
}

.nav-dropdown summary::-webkit-details-marker {
  display: none;
}

.nav-dropdown summary:hover,
.nav-dropdown[open] summary {
  color: var(--text);
}

.nav-chevron {
  display: inline-block;
  font-size: 0.9em;
  line-height: 1;
  transition: transform 0.2s var(--ease);
}

.nav-dropdown[open] .nav-chevron {
  transform: rotate(180deg);
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 1rem);
  right: 0;
  width: 11rem;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-elevated);
  box-shadow: 0 16px 40px color-mix(in srgb, var(--text) 14%, transparent);
}

.nav-submenu::before {
  content: '';
  position: absolute;
  right: 0;
  bottom: 100%;
  left: 0;
  height: 1rem;
}

.nav-submenu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem;
  border-radius: 7px;
  color: var(--text);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.nav-submenu a:hover,
.nav-submenu a:focus-visible {
  background: var(--accent-soft);
  color: var(--accent);
  outline: none;
}

.nav-external {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-subtle);
}

.theme-toggle {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--text-muted);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.theme-toggle:hover {
  background: var(--bg-subtle);
  color: var(--text);
}

.theme-toggle svg { width: 18px; height: 18px; }

/* Icon visibility rules for 3-state toggle
   Show ONE icon at a time based on current data-theme:
   - system → show computer icon
   - light  → show sun icon
   - dark   → show moon icon
*/
.theme-icon-system,
.theme-icon-sun,
.theme-icon-moon {
  display: none;
}

[data-theme="system"] .theme-icon-system { display: block; }
[data-theme="light"] .theme-icon-sun { display: block; }
[data-theme="dark"] .theme-icon-moon { display: block; }

/* ================================
   Hero
   ================================ */
.hero {
  padding: clamp(5rem, 10vw, 8rem) 0 clamp(4.5rem, 8vw, 6rem);
  position: relative;
  overflow: hidden;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8.5vw, 6.25rem);
  font-weight: 500;
  line-height: 0.96;
  letter-spacing: -0.045em;
  margin-bottom: 2.25rem;
  color: var(--text);
}

.hero-headline-line {
  display: block;
  overflow: visible;
}

/* Make: heavier, distinct display face for the verb */
.hero-make {
  font-family: var(--font-heavy);
  font-weight: 400;
  letter-spacing: -0.04em;
}

/* Slot-machine rotating word */
.rot-slot {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  position: relative;
  vertical-align: baseline;
  min-width: 7ch;
  height: 1em;
  padding-left: 0.35em;
}

.rot-word {
  position: absolute;
  left: 0.35em;
  top: 50%;
  color: var(--accent);
  font-style: italic;
  font-weight: 600;
  white-space: nowrap;
  transform: translateY(-50%);
  will-change: transform, opacity;
}

@keyframes rot-exit {
  0% {
    transform: translateY(-50%);
    opacity: 1;
  }
  28% {
    transform: translateY(calc(-50% - 18%));
    opacity: 1;
  }
  42% {
    transform: translateY(calc(-50% - 18%));
    opacity: 1;
  }
  100% {
    transform: translateY(calc(-50% + 105%));
    opacity: 0;
  }
}

@keyframes rot-enter {
  0% {
    transform: translateY(calc(-50% - 100%));
    opacity: 0;
    filter: blur(3px);
  }
  60% {
    filter: blur(0);
  }
  100% {
    transform: translateY(-50%);
    opacity: 1;
    filter: blur(0);
  }
}

.rot-word.exiting {
  animation: rot-exit 480ms cubic-bezier(0.5, 0, 0.75, 0) forwards;
}

.rot-word.entering {
  animation: rot-enter 400ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: 500ms;
  opacity: 0;
  transform: translateY(calc(-50% - 100%));
}

.hero-sub {
  font-size: clamp(1.0625rem, 2.2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 620px;
  margin-bottom: 2.5rem;
  line-height: 1.65;
  letter-spacing: -0.018em;
}

.hero-sub strong {
  color: var(--text);
  font-weight: 600;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  border-radius: 10px;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: var(--font-body);
  transition: all 0.2s var(--ease);
  cursor: pointer;
}

.btn-primary {
  background: var(--text);
  color: var(--bg);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -8px var(--text);
}

.btn-ghost {
  color: var(--text-muted);
}

.btn-ghost:hover { color: var(--text); }

.btn-arrow {
  transition: transform 0.2s var(--ease);
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* Time meta below CTA */
.hero-meta {
  margin-top: 3.5rem;
  display: flex;
  align-items: center;
  gap: var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-subtle);
  letter-spacing: 0.05em;
}

.hero-meta-divider {
  width: 1px;
  height: 12px;
  background: var(--border-strong);
}

/* ================================
   Signature: falling dots (very subtle)
   ================================ */
.snow-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.72;
  z-index: -1;
}

/* ================================
   Product grid
   ================================ */
.section {
  padding: clamp(4.5rem, 9vw, 7rem) 0;
  border-top: 1px solid var(--border);
  transition: border-color 0.4s var(--ease);
}

.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.2;
  max-width: 760px;
}

.section-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 600;
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.product {
  background: var(--bg-elevated);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
  transition: background 0.4s var(--ease);
  min-height: 240px;
}

.product-live {
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.product-live:hover {
  background: var(--accent-soft);
}

.product-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.product-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.product-status {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

.product-status.live {
  background: color-mix(in srgb, var(--success) 15%, transparent);
  color: var(--success);
}

.product-status.soon {
  background: var(--bg-subtle);
  color: var(--text-subtle);
}

.product-desc {
  color: var(--text-muted);
  font-size: var(--text-base);
  line-height: 1.7;
  letter-spacing: -0.015em;
  max-width: 650px;
}

.product-kicker {
  margin-bottom: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.product-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  max-width: 720px;
  list-style: none;
}

.product-points li {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg-elevated) 72%, transparent);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.015em;
}

.product-link {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.product-link .arrow {
  transition: transform 0.2s var(--ease);
}

.product-live:hover .product-link .arrow {
  transform: translateX(3px);
}

/* ================================
   Brand decoding
   ================================ */
.decode {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  padding: clamp(2rem, 4vw, 3rem);
  border-radius: 16px;
  background: var(--brand-card);
}

.decode-visual {
  font-family: var(--font-heavy);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.045em;
  color: var(--text);
  white-space: nowrap;
}

.decode-letter {
  display: inline-block;
  transition: color 0.25s var(--ease), transform 0.25s var(--ease);
}

.decode-letter:hover {
  color: var(--accent);
  transform: translateY(-3px);
}

.decode-list {
  display: flex;
  flex-direction: column;
}

.decode-row {
  padding: 1.25rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--text) 14%, transparent);
}

.decode-row:first-child {
  padding-top: 0;
}

.decode-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.decode-def-en {
  margin-bottom: 0.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.025em;
  color: var(--text);
}

.decode-def-ko {
  font-size: var(--text-sm);
  line-height: 1.6;
  letter-spacing: -0.015em;
  color: var(--text-muted);
}

/* ================================
   Why (specs)
   ================================ */
.specs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

@media (min-width: 768px) {
  .specs { grid-template-columns: repeat(3, 1fr); }
}

.spec {
  background: var(--bg-elevated);
  padding: clamp(1.75rem, 3vw, 2.25rem);
  transition: background 0.4s var(--ease);
}

.spec-metric {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-4);
  color: var(--text);
}

.spec-metric.spec-word {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
}

.spec-metric-unit {
  font-size: 0.4em;
  color: var(--text-muted);
  font-weight: 400;
  margin-left: 0.1em;
}

.spec-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: var(--space-3);
}

.spec-desc {
  color: var(--text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
  letter-spacing: -0.015em;
}

/* ================================
   Slogan block
   ================================ */
.slogan-block {
  padding: clamp(5.5rem, 11vw, 9rem) 0;
  text-align: center;
  border-top: 1px solid var(--border);
  transition: border-color 0.4s var(--ease);
}

.slogan-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: var(--space-6);
}

.slogan-text {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.035em;
  color: var(--text);
  max-width: 900px;
  margin: 0 auto;
}

.slogan-text em {
  font-style: italic;
  color: var(--accent);
  font-weight: 700;
}

.slogan-text-ko {
  display: inline-block;
  font-size: 0.8em;
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.04em;
}

/* ================================
   Footer
   ================================ */
.footer {
  padding: var(--space-16) 0 var(--space-8);
  background: var(--bg-nav);
  border-top: 1px solid var(--border);
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .footer-inner {
    grid-template-columns: 2fr 1fr;
    align-items: start;
  }
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
}

.footer-brand-tag {
  font-size: var(--text-sm);
  color: var(--text-muted);
  max-width: 320px;
  line-height: 1.65;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  color: var(--text-muted);
  font-size: var(--text-sm);
  transition: color 0.2s var(--ease);
}

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

.footer-bottom {
  margin-top: var(--space-16);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-subtle);
  letter-spacing: 0.05em;
}

.footer-bottom-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
}

.footer-theme-toggle,
.language-toggle {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
}

.footer-theme-toggle:hover,
.language-toggle:hover {
  border-color: var(--text-subtle);
}

.language-toggle {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
}

/* ================================
   Reveal on scroll
   ================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 767px) {
  .container {
    padding-inline: 1.25rem;
  }

  .nav-inner {
    padding: 0.75rem 1.25rem;
  }

  .logo {
    font-size: 1rem;
  }

  .logo-mark {
    width: 26px;
    height: 26px;
  }

  .nav-links {
    font-size: 0.8125rem;
  }

  .nav-submenu {
    top: calc(100% + 0.875rem);
    width: 10rem;
  }

  .theme-toggle {
    width: 34px;
    height: 34px;
  }

  .footer-theme-toggle,
  .language-toggle {
    width: 36px;
    height: 36px;
  }

  .hero {
    padding-top: 4.5rem;
    padding-bottom: 4rem;
  }

  .hero-eyebrow {
    margin-bottom: 1.25rem;
    font-size: 0.6875rem;
    letter-spacing: 0.1em;
  }

  .hero-headline {
    font-size: clamp(2.75rem, 14vw, 4.25rem);
    margin-bottom: 1.75rem;
  }

  .rot-slot {
    padding-left: 0.22em;
  }

  .rot-word {
    left: 0.22em;
  }

  .hero-sub {
    margin-bottom: 2rem;
  }

  .btn {
    padding: 0.875rem 1.25rem;
  }

  .hero-meta {
    margin-top: 2.5rem;
    gap: 0.75rem;
    flex-wrap: wrap;
    font-size: 0.6875rem;
  }

  .section {
    padding: 4rem 0;
  }

  .section-header {
    margin-bottom: 2rem;
  }

  .section-title {
    font-size: clamp(1.875rem, 9vw, 2.5rem);
    line-height: 1.24;
  }

  .product {
    min-height: 0;
    padding: 1.5rem;
  }

  .product-live {
    gap: 1.25rem;
  }

  .product-points {
    grid-template-columns: 1fr;
    gap: 0.625rem;
  }

  .decode {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 1.75rem 1.5rem;
    border-radius: 14px;
  }

  .decode-visual {
    font-size: clamp(2.75rem, 14vw, 4rem);
  }

  .decode-row {
    padding: 1rem 0;
  }

  .slogan-block {
    padding: 4.5rem 0;
  }

  .slogan-text {
    font-size: clamp(1.75rem, 8vw, 2.25rem);
  }

  .footer {
    padding-top: 3.5rem;
  }

  .footer-bottom {
    margin-top: 3rem;
  }

  .footer-bottom-right {
    margin-left: auto;
  }
}