:root {
  color-scheme: light dark;
  --paper: #EEF0F4;
  --surface: #FFFFFF;
  --surface-alt: #F5F6F9;
  --ink: #14161C;
  --ink-muted: #4A505E;
  --ink-faint: #666C7A;
  --line: #DCE0E7;
  --line-soft: #E9ECF1;
  --accent: #0B7A55;
  --accent-soft: #E6F4EE;
  --admob: #C45F00;
  --admob-soft: #FDF1E4;
  --adsense: #2C63C9;
  --adsense-soft: #ECF1FB;
  --up: #0B7A55;
  --down: #C93125;
  --warn: #8F6200;
  --warn-soft: #FFF6E0;
  --info: #2C63C9;
  --info-soft: #ECF1FB;
  --on-ink: #FFFFFF;
  --hero-bg: #14161C;
  --hero-ink: #FFFFFF;
  --hero-muted: rgba(255, 255, 255, 0.64);
  --hero-line: rgba(255, 255, 255, 0.12);
  --hero-admob: #FFB45C;
  --hero-adsense: #7AA5F5;
  --hero-up: #4FD1A0;
  --shadow: rgba(20, 22, 28, 0.10);
  --glass: rgba(255, 255, 255, 0.74);
  --bezel: #0B0D12;
  --wall-base: #E4E8F0;
  --wall-a: #F9D6B4;
  --wall-b: #C7D7F6;
  --wall-c: #C6EADB;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --font: "LINE Seed Sans KR", "LINESeedKR", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard Variable", Pretendard, "Noto Sans KR", "Malgun Gothic", "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --gutter: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0E1116;
    --surface: #171B22;
    --surface-alt: #1E232C;
    --ink: #F0F2F6;
    --ink-muted: #A8B0BF;
    --ink-faint: #878F9C;
    --line: #2A3039;
    --line-soft: #222831;
    --accent: #4FD1A0;
    --accent-soft: #12291F;
    --admob: #FFB45C;
    --admob-soft: #33261A;
    --adsense: #7AA5F5;
    --adsense-soft: #1B2436;
    --up: #4FD1A0;
    --down: #FF6B5C;
    --warn: #E4B647;
    --warn-soft: #2E2513;
    --info: #7AA5F5;
    --info-soft: #1B2436;
    --on-ink: #0E1116;
    --hero-bg: #1C2230;
    --hero-ink: #F0F2F6;
    --hero-muted: rgba(240, 242, 246, 0.62);
    --hero-line: rgba(240, 242, 246, 0.12);
    --shadow: rgba(0, 0, 0, 0.45);
    --glass: rgba(23, 27, 34, 0.72);
    --bezel: #2A3039;
    --wall-base: #10141B;
    --wall-a: #3B2512;
    --wall-b: #14264D;
    --wall-c: #0E3526;
  }
}

@media (min-width: 768px) {
  :root {
    --gutter: 24px;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: -0.01em;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

p {
  margin: 0;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 700;
  color: var(--ink);
}

strong,
b {
  font-weight: 700;
}

code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--surface-alt);
  border-radius: 6px;
  padding: 0.12em 0.4em;
  word-break: break-all;
}

:focus-visible {
  outline: 2px solid var(--adsense);
  outline-offset: 3px;
  border-radius: 6px;
}

.num {
  font-variant-numeric: tabular-nums;
}

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

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  background: var(--ink);
  color: var(--on-ink);
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus {
  top: 12px;
}

.wrap {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.wrap-narrow {
  max-width: 820px;
}

.topbar {
  position: sticky;
  top: 12px;
  z-index: 20;
  margin-top: 12px;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  border-radius: 999px;
  background: var(--glass);
  -webkit-backdrop-filter: saturate(1.6) blur(18px);
  backdrop-filter: saturate(1.6) blur(18px);
  box-shadow: 0 8px 36px var(--shadow);
}

.brand {
  padding: 0 16px 0 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.03em;
}

.brand img {
  width: 28px;
  height: 28px;
  border-radius: 8px;
}

.nav {
  padding: 4px;
  gap: 2px;
}

.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-muted);
  transition: background-color 140ms ease, color 140ms ease;
}

.nav a:hover {
  background: var(--surface-alt);
  color: var(--ink);
}

.nav a[aria-current="page"] {
  background: var(--ink);
  color: var(--on-ink);
}

.nav .nav-lang {
  color: var(--ink);
  border: 1px solid var(--line);
  margin-left: 2px;
}

@media (max-width: 640px) {
  .nav .nav-optional {
    display: none;
  }

  .nav a {
    padding: 0 12px;
  }
}

@media (max-width: 400px) {
  .nav .nav-md {
    display: none;
  }
}

main {
  display: block;
}

.section {
  padding-block: 56px;
}

@media (min-width: 900px) {
  .section {
    padding-block: 88px;
  }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 0 14px 0 10px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.eyebrow-dots {
  display: inline-flex;
  gap: 3px;
}

.eyebrow-dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--admob);
}

.eyebrow-dots i + i {
  background: var(--adsense);
}

.kicker {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-faint);
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.h1 {
  font-size: clamp(38px, 7.4vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.h1:lang(en) {
  font-size: clamp(36px, 5.4vw, 56px);
  letter-spacing: -0.035em;
}

.h2 {
  font-size: clamp(28px, 4.2vw, 42px);
  line-height: 1.18;
  letter-spacing: -0.038em;
}

.h3 {
  font-size: 19px;
  line-height: 1.4;
  letter-spacing: -0.025em;
}

.lead {
  font-size: clamp(17px, 1.9vw, 19px);
  line-height: 1.7;
  color: var(--ink-muted);
}

.muted {
  color: var(--ink-muted);
}

.faint {
  color: var(--ink-faint);
}

.hero {
  padding-top: 48px;
  padding-bottom: 40px;
}

@media (min-width: 900px) {
  .hero {
    padding-top: 80px;
    padding-bottom: 72px;
  }
}

.hero-grid {
  display: grid;
  gap: 44px;
  align-items: center;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 56px;
  }
}

.hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
}

.hero-copy .lead {
  max-width: 34em;
}

.accent-text {
  color: var(--accent);
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 8px 18px 8px 14px;
  border-radius: 16px;
  background: var(--surface);
  color: var(--ink);
}

.store-badge svg {
  width: 26px;
  height: 26px;
  flex: none;
}

.store-badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.store-badge-status {
  font-size: 12px;
  font-weight: 700;
  color: var(--warn);
}

.store-badge-name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.trust {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  padding: 0;
  margin: 0;
  list-style: none;
  font-size: 14px;
  color: var(--ink-muted);
}

.trust li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.trust svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
}

.icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.home {
  position: relative;
  width: min(100%, 420px);
  margin-inline: auto;
  border-radius: 40px;
  padding: clamp(16px, 4.6vw, 22px);
  background:
    radial-gradient(90% 60% at 8% 4%, var(--wall-a) 0%, transparent 62%),
    radial-gradient(80% 60% at 100% 30%, var(--wall-b) 0%, transparent 64%),
    radial-gradient(100% 70% at 30% 100%, var(--wall-c) 0%, transparent 62%),
    var(--wall-base);
  box-shadow: 0 30px 80px var(--shadow);
}

.home-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(12px, 4vw, 18px);
}

.home-grid .w-medium {
  grid-column: 1 / -1;
}

.home-caption {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: clamp(14px, 4vw, 20px);
}

.home-caption i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink);
  opacity: 0.22;
}

.home-caption i:first-child {
  opacity: 0.7;
}

.w {
  container-type: inline-size;
  --u: calc(100cqi / var(--D));
  position: relative;
  background: var(--surface);
  color: var(--ink);
  border-radius: clamp(16px, 5.2vw, 22px);
  overflow: hidden;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.w-small {
  --D: 158;
  aspect-ratio: 1 / 1;
}

.w-medium {
  --D: 338;
  aspect-ratio: 338 / 158;
}

.w-large {
  --D: 338;
  aspect-ratio: 338 / 354;
}

.wi {
  position: absolute;
  inset: 0;
  padding: calc(var(--u) * 15);
  display: flex;
  flex-direction: column;
}

.w-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: calc(var(--u) * 6);
}

.w-label {
  font-size: calc(var(--u) * 11.5);
  font-weight: 700;
  color: var(--ink-faint);
}

.w-mark {
  width: calc(var(--u) * 17);
  height: calc(var(--u) * 17);
  border-radius: calc(var(--u) * 5);
}

.w-total {
  font-size: calc(var(--u) * 27);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.12;
  margin-top: calc(var(--u) * 6);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.w-delta {
  font-size: calc(var(--u) * 12);
  font-weight: 700;
  color: var(--up);
  margin-top: calc(var(--u) * 3);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.w-delta span {
  color: var(--ink-faint);
  font-weight: 400;
}

.w-sources {
  margin-top: auto;
  display: grid;
  gap: calc(var(--u) * 3);
}

.w-source {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 5);
  font-size: calc(var(--u) * 11.5);
  color: var(--ink-muted);
  white-space: nowrap;
}

.w-source b {
  margin-left: auto;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.dot {
  display: inline-block;
  width: calc(var(--u) * 7);
  height: calc(var(--u) * 7);
  border-radius: 50%;
  flex: none;
}

.dot-admob {
  background: var(--admob);
}

.dot-adsense {
  background: var(--adsense);
}

.w-time {
  font-size: calc(var(--u) * 10);
  color: var(--ink-faint);
  margin-top: calc(var(--u) * 5);
  font-variant-numeric: tabular-nums;
}

.w-medium .wi {
  flex-direction: row;
  gap: calc(var(--u) * 16);
}

.w-medium .w-left {
  flex: 0 0 46%;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.w-medium .w-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.w-chart {
  flex: 1;
  display: flex;
  align-items: flex-end;
  min-height: 0;
}

.w-chart svg {
  width: 100%;
  height: 100%;
}

.w-month {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: calc(var(--u) * 8);
  font-size: calc(var(--u) * 11);
  color: var(--ink-faint);
  white-space: nowrap;
}

.w-month b {
  color: var(--ink);
  font-size: calc(var(--u) * 13);
  font-variant-numeric: tabular-nums;
}

.bars .a {
  fill: var(--admob);
}

.bars .s {
  fill: var(--adsense);
}

.bars .old {
  opacity: 0.55;
}

.bars .grid {
  stroke: var(--line-soft);
  stroke-width: 0.6;
}

@media (prefers-reduced-motion: no-preference) {
  .bars-anim rect {
    transform-box: fill-box;
    transform-origin: 50% 100%;
    animation: grow 700ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
  }

  .bars-anim g:nth-child(2) rect { animation-delay: 30ms; }
  .bars-anim g:nth-child(3) rect { animation-delay: 60ms; }
  .bars-anim g:nth-child(4) rect { animation-delay: 90ms; }
  .bars-anim g:nth-child(5) rect { animation-delay: 120ms; }
  .bars-anim g:nth-child(6) rect { animation-delay: 150ms; }
  .bars-anim g:nth-child(7) rect { animation-delay: 180ms; }
  .bars-anim g:nth-child(8) rect { animation-delay: 210ms; }
  .bars-anim g:nth-child(9) rect { animation-delay: 240ms; }
  .bars-anim g:nth-child(10) rect { animation-delay: 270ms; }
  .bars-anim g:nth-child(11) rect { animation-delay: 300ms; }
  .bars-anim g:nth-child(12) rect { animation-delay: 330ms; }
  .bars-anim g:nth-child(13) rect { animation-delay: 360ms; }
  .bars-anim g:nth-child(14) rect { animation-delay: 390ms; }
}

@keyframes grow {
  from {
    transform: scaleY(0.08);
  }
  to {
    transform: scaleY(1);
  }
}

.w-large .w-chart {
  flex: 0 0 auto;
  height: calc(var(--u) * 92);
  margin-top: calc(var(--u) * 12);
}

.w-table {
  width: 100%;
  margin-top: auto;
  border-collapse: collapse;
  font-size: calc(var(--u) * 11);
  font-variant-numeric: tabular-nums;
}

.w-table th,
.w-table td {
  padding: calc(var(--u) * 5.5) 0;
  text-align: right;
  white-space: nowrap;
  border-top: 1px solid var(--line-soft);
  font-weight: 400;
}

.w-table thead th {
  border-top: 0;
  color: var(--ink-faint);
  font-size: calc(var(--u) * 10);
  padding-top: 0;
}

.w-table th:first-child,
.w-table td:first-child {
  text-align: left;
  color: var(--ink-muted);
}

.w-table td:last-child {
  font-weight: 700;
}

.w-large .w-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: calc(var(--u) * 8);
}

.w-large .w-total {
  font-size: calc(var(--u) * 30);
}

.lock {
  container-type: inline-size;
  --u: calc(100cqi / var(--D));
  --D: 158;
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: clamp(16px, 5.2vw, 22px);
  overflow: hidden;
  color: rgba(255, 255, 255, 0.94);
  background:
    radial-gradient(90% 70% at 100% 100%, rgba(255, 150, 70, 0.55) 0%, transparent 60%),
    radial-gradient(90% 80% at 0% 0%, rgba(90, 130, 230, 0.55) 0%, transparent 62%),
    #151A26;
}

.lock .wi {
  align-items: center;
  text-align: center;
  padding: calc(var(--u) * 12);
}

.lock-date {
  font-size: calc(var(--u) * 10);
  font-weight: 700;
  opacity: 0.8;
}

.lock-time {
  font-size: calc(var(--u) * 44);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  margin-top: calc(var(--u) * 2);
  font-variant-numeric: tabular-nums;
}

.acc-rect {
  margin-top: auto;
  width: 100%;
  text-align: left;
  padding: calc(var(--u) * 7) calc(var(--u) * 9);
  border-radius: calc(var(--u) * 12);
  background: rgba(255, 255, 255, 0.14);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.acc-title {
  font-size: calc(var(--u) * 9.5);
  font-weight: 700;
  opacity: 0.78;
}

.acc-value {
  font-size: calc(var(--u) * 17);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}

.acc-sub {
  font-size: calc(var(--u) * 9.5);
  opacity: 0.78;
  font-variant-numeric: tabular-nums;
}

.lock-wide {
  --D: 338;
  aspect-ratio: 338 / 354;
}

.lock-wide .wi {
  padding: calc(var(--u) * 18);
}

.lock-wide .lock-time {
  font-size: calc(var(--u) * 64);
}

.lock-wide .lock-date {
  font-size: calc(var(--u) * 13);
}

.lock-inline .icon {
  width: calc(var(--u) * 14);
  height: calc(var(--u) * 14);
  stroke-width: 2.2;
}

.lock-inline {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--u) * 5);
  font-size: calc(var(--u) * 13);
  font-weight: 700;
  opacity: 0.9;
  font-variant-numeric: tabular-nums;
}

.lock-accs {
  margin-top: auto;
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: calc(var(--u) * 10);
  align-items: stretch;
}

.acc-circle {
  width: calc(var(--u) * 62);
  height: calc(var(--u) * 62);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  display: grid;
  place-items: center;
  position: relative;
}

.acc-circle svg {
  position: absolute;
  inset: calc(var(--u) * 5);
  width: calc(100% - var(--u) * 10);
  height: calc(100% - var(--u) * 10);
  transform: rotate(-90deg);
}

.acc-circle .ring-track {
  stroke: rgba(255, 255, 255, 0.22);
}

.acc-circle .ring-admob {
  stroke: #FFB45C;
}

.acc-circle .ring-adsense {
  stroke: #7AA5F5;
}

.acc-circle b {
  font-size: calc(var(--u) * 13);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.lock-wide .acc-rect {
  margin-top: 0;
  padding: calc(var(--u) * 8) calc(var(--u) * 12);
  border-radius: calc(var(--u) * 16);
}

.lock-wide .acc-title,
.lock-wide .acc-sub {
  font-size: calc(var(--u) * 11);
}

.lock-wide .acc-value {
  font-size: calc(var(--u) * 21);
}

.feature {
  display: grid;
  gap: 40px;
  align-items: center;
}

@media (min-width: 900px) {
  .feature {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 64px;
  }

  .feature-reverse .feature-copy {
    order: 2;
  }
}

.feature-copy {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.checks {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
  display: grid;
  gap: 0;
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.checks li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-muted);
}

.checks li + li {
  border-top: 1px solid var(--line-soft);
}

.checks li strong {
  color: var(--ink);
  display: block;
  font-size: 15px;
}

.checks .icon {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  color: var(--ink);
}

.phone {
  container-type: inline-size;
  --D: 360;
  --u: calc(100cqi / var(--D));
  position: relative;
  width: min(100%, 360px);
  margin-inline: auto;
  aspect-ratio: 360 / 700;
  border-radius: clamp(36px, 11vw, 48px);
  background: var(--paper);
  box-shadow: 0 0 0 9px var(--bezel), 0 36px 80px var(--shadow);
  overflow: hidden;
}

.phone-in {
  position: absolute;
  inset: 0;
  padding: calc(var(--u) * 50) calc(var(--u) * 16) 0;
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 12);
  -webkit-mask-image: linear-gradient(to bottom, #000 82%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 82%, transparent 100%);
}

.phone-in > * {
  flex-shrink: 0;
}

.phone-island {
  position: absolute;
  top: calc(var(--u) * 12);
  left: 50%;
  width: calc(var(--u) * 96);
  height: calc(var(--u) * 28);
  transform: translateX(-50%);
  border-radius: 999px;
  background: #000;
  z-index: 2;
}

.p-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.p-pill {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--u) * 8);
  height: calc(var(--u) * 44);
  padding: 0 calc(var(--u) * 16) 0 calc(var(--u) * 8);
  border-radius: 999px;
  background: var(--surface);
  box-shadow: 0 calc(var(--u) * 8) calc(var(--u) * 36) var(--shadow);
  font-size: calc(var(--u) * 16);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.p-pill img {
  width: calc(var(--u) * 28);
  height: calc(var(--u) * 28);
  border-radius: calc(var(--u) * 8);
}

.p-round {
  width: calc(var(--u) * 44);
  padding: 0;
  justify-content: center;
}

.p-round svg {
  width: calc(var(--u) * 20);
  height: calc(var(--u) * 20);
}

.p-seg {
  display: flex;
  gap: calc(var(--u) * 6);
  overflow: hidden;
}

.p-seg span {
  flex: none;
  display: inline-flex;
  align-items: center;
  height: calc(var(--u) * 34);
  padding: 0 calc(var(--u) * 14);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-muted);
  font-size: calc(var(--u) * 13.5);
  font-weight: 700;
  white-space: nowrap;
}

.p-seg span:first-child {
  background: var(--ink);
  color: var(--on-ink);
}

.p-hero {
  background: var(--hero-bg);
  color: var(--hero-ink);
  border-radius: calc(var(--u) * 18);
  padding: calc(var(--u) * 18);
}

.p-hero-label {
  font-size: calc(var(--u) * 12.5);
  color: var(--hero-muted);
  font-weight: 700;
}

.p-hero-value {
  font-size: calc(var(--u) * 38);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.15;
  margin-top: calc(var(--u) * 4);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.p-hero-delta {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 8);
  margin-top: calc(var(--u) * 6);
  font-size: calc(var(--u) * 12.5);
  color: var(--hero-muted);
}

.p-hero-delta b {
  display: inline-flex;
  align-items: center;
  height: calc(var(--u) * 22);
  padding: 0 calc(var(--u) * 8);
  border-radius: 999px;
  background: rgba(79, 209, 160, 0.16);
  color: var(--hero-up);
  font-variant-numeric: tabular-nums;
}

.p-share {
  display: flex;
  height: calc(var(--u) * 6);
  border-radius: 999px;
  overflow: hidden;
  gap: calc(var(--u) * 2);
  margin-top: calc(var(--u) * 16);
}

.p-share i:first-child {
  flex: 0 0 66%;
  background: var(--hero-admob);
  border-radius: 999px;
}

.p-share i:last-child {
  flex: 1;
  background: var(--hero-adsense);
  border-radius: 999px;
}

.p-legend {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--u) * 10);
  margin-top: calc(var(--u) * 12);
}

.p-legend div {
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 2);
  font-size: calc(var(--u) * 11.5);
  color: var(--hero-muted);
}

.p-legend span {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--u) * 6);
}

.p-legend b {
  color: var(--hero-ink);
  font-size: calc(var(--u) * 15);
  font-variant-numeric: tabular-nums;
}

.p-legend .dot {
  width: calc(var(--u) * 7);
  height: calc(var(--u) * 7);
}

.p-legend .dot-admob {
  background: var(--hero-admob);
}

.p-legend .dot-adsense {
  background: var(--hero-adsense);
}

.p-card {
  background: var(--surface);
  border-radius: calc(var(--u) * 18);
  padding: calc(var(--u) * 14);
}

.p-tiles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--u) * 8);
}

.p-tile {
  background: var(--surface-alt);
  border-radius: calc(var(--u) * 14);
  padding: calc(var(--u) * 10) calc(var(--u) * 12);
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 2);
}

.p-tile span {
  font-size: calc(var(--u) * 11);
  color: var(--ink-faint);
  font-weight: 700;
}

.p-tile b {
  font-size: calc(var(--u) * 17);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.p-card-title {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: calc(var(--u) * 14);
  font-weight: 700;
  margin-bottom: calc(var(--u) * 10);
}

.p-card-title span {
  font-size: calc(var(--u) * 11);
  color: var(--ink-faint);
}

.p-chart svg {
  width: 100%;
  height: calc(var(--u) * 104);
}

.p-axis {
  display: flex;
  justify-content: space-between;
  margin-top: calc(var(--u) * 6);
  font-size: calc(var(--u) * 10.5);
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}

.widget-stage {
  border-radius: 32px;
  padding: clamp(18px, 5vw, 36px);
  background:
    radial-gradient(70% 70% at 0% 0%, var(--wall-a) 0%, transparent 62%),
    radial-gradient(70% 70% at 100% 20%, var(--wall-b) 0%, transparent 62%),
    radial-gradient(80% 70% at 40% 100%, var(--wall-c) 0%, transparent 60%),
    var(--wall-base);
  display: grid;
  gap: clamp(14px, 3.6vw, 22px);
}

@media (min-width: 640px) {
  .widget-stage {
    grid-template-columns: repeat(2, minmax(0, 340px));
    justify-content: center;
    align-items: start;
    column-gap: clamp(20px, 5vw, 64px);
  }
}

@media (max-width: 639px) {
  .widget-stage {
    justify-items: center;
  }

  .widget-stage .stage-col {
    width: min(100%, 340px);
  }
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 720px;
  margin-bottom: 32px;
}

.checks-grid {
  margin-top: 12px;
}

@media (min-width: 760px) {
  .checks-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .checks-grid li + li {
    border-top: 0;
  }

  .checks-grid li:nth-child(n + 3) {
    border-top: 1px solid var(--line-soft);
  }

  .checks-grid li:nth-child(even) {
    border-left: 1px solid var(--line-soft);
  }
}

.stage-col {
  display: grid;
  gap: clamp(14px, 3.6vw, 22px);
}

.stage-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-muted);
  margin-bottom: -6px;
  padding-inline: 4px;
}

.privacy-band {
  background: var(--hero-bg);
  color: var(--hero-ink);
  border-radius: 28px;
  padding: clamp(28px, 6vw, 64px);
  display: grid;
  gap: 40px;
}

@media (min-width: 900px) {
  .privacy-band {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 56px;
    align-items: center;
  }
}

.privacy-band .h2 {
  color: var(--hero-ink);
}

.privacy-band .kicker {
  color: var(--hero-muted);
}

.privacy-band .lead {
  color: var(--hero-muted);
}

.flow {
  display: grid;
  gap: 12px;
}

.flow-node {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.07);
}

.flow-node svg {
  width: 26px;
  height: 26px;
  flex: none;
  color: var(--hero-ink);
}

.flow-node strong {
  display: block;
  font-size: 16px;
  letter-spacing: -0.02em;
}

.flow-node span {
  display: block;
  font-size: 13px;
  color: var(--hero-muted);
  line-height: 1.5;
}

.flow-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-left: 30px;
  font-size: 12px;
  font-weight: 700;
  color: var(--hero-up);
}

.flow-link::before {
  content: "";
  width: 2px;
  height: 28px;
  border-radius: 2px;
  background: linear-gradient(var(--hero-up), rgba(79, 209, 160, 0.2));
}

.flow-none {
  border: 1.5px dashed rgba(255, 255, 255, 0.24);
  background: transparent;
  opacity: 0.85;
}

.flow-none strong {
  text-decoration: line-through;
  text-decoration-thickness: 2px;
  text-decoration-color: #FF6B5C;
}

.flow-none em {
  margin-left: auto;
  font-style: normal;
  font-size: 12px;
  font-weight: 700;
  color: #FF6B5C;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 107, 92, 0.14);
  white-space: nowrap;
}

.privacy-points {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
  display: grid;
  gap: 0;
}

.privacy-points li {
  padding: 16px 0;
  border-top: 1px solid var(--hero-line);
  display: grid;
  gap: 4px;
}

.privacy-points strong {
  font-size: 16px;
  letter-spacing: -0.02em;
}

.privacy-points span {
  color: var(--hero-muted);
  font-size: 15px;
  line-height: 1.6;
}

.privacy-points code {
  background: rgba(255, 255, 255, 0.1);
  color: var(--hero-ink);
}

.grid-cards {
  display: grid;
  gap: 12px;
  margin-top: 36px;
}

@media (min-width: 640px) {
  .grid-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .grid-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.mini-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mini-card .icon-tile {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--surface-alt);
  color: var(--ink);
  margin-bottom: 4px;
}

.mini-card p {
  color: var(--ink-muted);
  font-size: 15px;
  line-height: 1.6;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.chips span {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--surface-alt);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

.theme-swatch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 4px;
}

.theme-swatch div {
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.theme-swatch .sw-light {
  background: #EEF0F4;
  color: #14161C;
}

.theme-swatch .sw-dark {
  background: #0E1116;
  color: #F0F2F6;
}

.theme-swatch i {
  display: block;
  height: 6px;
  border-radius: 999px;
}

.theme-swatch .sw-light i {
  background: linear-gradient(90deg, #C45F00 0 62%, #2C63C9 62% 100%);
}

.theme-swatch .sw-dark i {
  background: linear-gradient(90deg, #FFB45C 0 62%, #7AA5F5 62% 100%);
}

.faq {
  margin-top: 32px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq details + details {
  border-top: 1px solid var(--line-soft);
}

.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.02em;
  line-height: 1.45;
}

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

.faq summary .icon {
  flex: none;
  width: 20px;
  height: 20px;
  color: var(--ink-faint);
  transition: transform 220ms ease;
}

.faq details[open] summary .icon {
  transform: rotate(180deg);
}

.faq .answer {
  padding: 0 20px 20px;
  color: var(--ink-muted);
  font-size: 15px;
  line-height: 1.7;
  display: grid;
  gap: 10px;
}

.faq .answer a {
  color: var(--adsense);
  font-weight: 700;
}

.cta {
  background: var(--surface);
  border-radius: 28px;
  padding: clamp(28px, 6vw, 56px);
  display: grid;
  gap: 20px;
  justify-items: start;
}

@media (min-width: 900px) {
  .cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

.cta .store-badge {
  background: var(--surface-alt);
}

.footer {
  padding-block: 40px 56px;
  color: var(--ink-muted);
  font-size: 14px;
}

.footer-top {
  display: grid;
  gap: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 760px) {
  .footer-top {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-brand .brand-line {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.03em;
}

.footer-brand img {
  width: 28px;
  height: 28px;
  border-radius: 8px;
}

.footer h2 {
  font-size: 13px;
  color: var(--ink-faint);
  margin-bottom: 10px;
  letter-spacing: 0;
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.footer a {
  text-decoration: none;
  color: var(--ink-muted);
}

.footer a:hover {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 20px;
  font-size: 13px;
  color: var(--ink-faint);
}

.doc-head {
  padding-top: 40px;
  padding-bottom: 20px;
  display: grid;
  gap: 14px;
}

@media (min-width: 900px) {
  .doc-head {
    padding-top: 64px;
  }
}

.doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 14px;
  color: var(--ink-faint);
}

.doc-meta .tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-muted);
  font-weight: 700;
  font-size: 13px;
  text-decoration: none;
}

.doc-meta a.tag:hover {
  color: var(--ink);
}

.summary-grid {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

@media (min-width: 640px) {
  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.summary-item {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.summary-item .icon {
  flex: none;
  margin-top: 2px;
  color: var(--accent);
}

.summary-item strong {
  display: block;
  font-size: 15px;
  letter-spacing: -0.02em;
}

.summary-item span {
  display: block;
  color: var(--ink-muted);
  font-size: 14px;
  line-height: 1.55;
}

.toc {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  margin-top: 12px;
}

.toc h2 {
  font-size: 14px;
  color: var(--ink-faint);
  margin-bottom: 8px;
}

.toc ol {
  margin: 0;
  padding-left: 0;
  list-style: none;
  columns: 1;
  column-gap: 32px;
  font-size: 15px;
  line-height: 1.9;
}

@media (min-width: 720px) {
  .toc ol {
    columns: 2;
  }
}

.toc a {
  color: var(--ink-muted);
  text-decoration: none;
}

.toc a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.doc {
  display: grid;
  gap: 12px;
  padding-bottom: 24px;
}

.doc-section {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 4vw, 32px);
  display: grid;
  gap: 14px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-muted);
}

.doc-section h2 {
  font-size: clamp(20px, 2.4vw, 23px);
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.doc-section h3 {
  font-size: 17px;
  letter-spacing: -0.02em;
  margin-top: 6px;
}

.doc-section ul,
.doc-section ol {
  margin: 0;
  padding-left: 1.25em;
  display: grid;
  gap: 6px;
}

.doc-section li::marker {
  color: var(--ink-faint);
}

.doc-section a {
  color: var(--adsense);
  font-weight: 700;
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}

.doc-section strong {
  color: var(--ink);
}

.callout {
  background: var(--accent-soft);
  color: var(--ink);
  border-radius: 14px;
  padding: 16px 18px;
  line-height: 1.65;
}

.callout-quote {
  font-weight: 700;
}

.table-wrap {
  overflow-x: auto;
  border-radius: 14px;
  background: var(--surface-alt);
}

.table-wrap table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.55;
}

.table-wrap th,
.table-wrap td {
  text-align: left;
  vertical-align: top;
  padding: 12px 14px;
}

.table-wrap thead th {
  color: var(--ink-faint);
  font-size: 13px;
  font-weight: 700;
}

.table-wrap tbody tr {
  border-top: 1px solid var(--line);
}

.table-wrap td:first-child {
  color: var(--ink);
  font-weight: 700;
  min-width: 132px;
}

.lang-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 40px;
  padding-bottom: 8px;
}

.lang-divider::before,
.lang-divider::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--line);
}

.lang-divider span {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-faint);
}

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0;
}

.steps > li {
  counter-increment: step;
  position: relative;
  padding: 12px 0 12px 44px;
  border-top: 1px solid var(--line-soft);
}

.steps > li:first-child {
  border-top: 0;
}

.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 12px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--on-ink);
  font-size: 13px;
  font-weight: 700;
  display: grid;
  place-items: center;
  font-variant-numeric: tabular-nums;
}

.steps strong {
  display: block;
  color: var(--ink);
}

.contact-card {
  background: var(--hero-bg);
  color: var(--hero-ink);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 4vw, 32px);
  display: grid;
  gap: 14px;
}

.contact-card h2 {
  color: var(--hero-ink);
  font-size: clamp(20px, 2.4vw, 23px);
  letter-spacing: -0.03em;
}

.contact-card p {
  color: var(--hero-muted);
  line-height: 1.7;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  background: var(--ink);
  color: var(--on-ink);
  justify-self: start;
}

.doc-section .button {
  color: var(--on-ink);
  text-decoration: none;
  word-break: normal;
}

.contact-card .button {
  background: var(--hero-ink);
  color: var(--hero-bg);
}

.button .icon {
  width: 18px;
  height: 18px;
}

.two-col {
  display: grid;
  gap: 12px;
}

@media (min-width: 760px) {
  .two-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.platform-card h3 {
  display: flex;
  align-items: center;
  gap: 8px;
}

.not-found {
  min-height: 70vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding-block: 64px;
}

.not-found .code {
  font-size: clamp(72px, 16vw, 128px);
  font-weight: 700;
  letter-spacing: -0.06em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.not-found .code span:nth-child(1) {
  color: var(--admob);
}

.not-found .code span:nth-child(2) {
  color: var(--adsense);
}

.not-found .code span:nth-child(3) {
  color: var(--accent);
}

.not-found-body {
  display: grid;
  gap: 14px;
  justify-items: center;
}

.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 8px;
}

.button-secondary {
  background: var(--surface);
  color: var(--ink);
}

@media print {
  .topbar,
  .footer,
  .skip-link {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
  }

  .doc-section,
  .toc,
  .summary-item {
    background: #fff;
    padding: 0;
  }
}