/* MUSIXQUARE document pages: Privacy, Terms, FAQ, and Developer API. */

:root {
  color-scheme: dark;
  --bg: #121212;
  --surface: #1a1a1a;
  --surface-2: #202020;
  --divider: #262626;
  --text-main: #ffffff;
  --text-sub: #c9c9c9;
  --text-muted: #8f8f8f;
  --accent: #ffd400;
  --max-w: 880px;
  --pad-x: clamp(20px, 5vw, 64px);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--text-main);
  font-family: Pretendard, Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

.policy-header {
  height: 70px;
  padding: 0 var(--pad-x);
  border-bottom: 1px solid var(--divider);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.policy-logo {
  display: inline-flex;
  align-items: center;
  color: var(--text-main);
  text-decoration: none;
}

.policy-wordmark {
  display: block;
  width: 132px;
  height: 18px;
  background: currentColor;
  mask: url("/designsystem/assets/logo-wordmark.svg") center / contain no-repeat;
  -webkit-mask: url("/designsystem/assets/logo-wordmark.svg") center / contain no-repeat;
}

.policy-home {
  color: var(--text-sub);
  font-size: 13px;
  text-decoration: none;
}

.policy-home:hover {
  color: var(--text-main);
}

.policy-shell {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 86px var(--pad-x) 120px;
}

.policy-hero {
  padding-bottom: 56px;
  border-bottom: 1px solid var(--divider);
}

.policy-shell:has(> .policy-doc > .policy-accordion) > .policy-hero {
  border-bottom: 0;
}

.policy-kicker {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.policy-hero h1 {
  margin: 0;
  font-size: clamp(44px, 7vw, 76px);
  line-height: 1;
  letter-spacing: 0;
}

.policy-hero p {
  max-width: 680px;
}

.policy-hero p:not(.policy-kicker) {
  margin: 24px 0 0;
  color: var(--text-sub);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.6;
}

.policy-hero .policy-date {
  margin-top: 18px;
  color: var(--text-muted);
  font-size: 13px;
}

.policy-doc {
  padding-top: 64px;
}

.policy-doc section + section {
  margin-top: 64px;
}

.policy-doc h2 {
  margin: 0 0 18px;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
  letter-spacing: 0;
}

.policy-accordion {
  border-top: 1px solid var(--divider);
  scroll-margin-top: 12px;
}

.policy-doc > .policy-accordion:first-child {
  border-top: 0;
}

.policy-accordion:last-child {
  border-bottom: 1px solid var(--divider);
}

.policy-accordion + .policy-accordion {
  margin-top: 0;
}

.policy-accordion[open] {
  padding-bottom: 52px;
}

.policy-accordion__summary {
  position: relative;
  min-height: 68px;
  padding: 20px 48px 20px 0;
  display: flex;
  align-items: center;
  cursor: pointer;
  list-style: none;
  -webkit-tap-highlight-color: transparent;
}

.policy-accordion__summary::-webkit-details-marker {
  display: none;
}

.policy-accordion__summary::after {
  position: absolute;
  top: 50%;
  right: 4px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  content: "";
  transform: translateY(-70%) rotate(45deg);
  transition:
    border-color 160ms ease,
    transform 160ms ease;
}

.policy-accordion__summary:hover::after,
.policy-accordion__summary:focus-visible::after {
  border-color: var(--text-main);
}

.policy-accordion__summary:focus-visible {
  border-radius: 6px;
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.policy-accordion__summary h2 {
  margin: 0;
  color: var(--text-sub);
  font-weight: 500;
  transition:
    color 160ms ease,
    font-weight 160ms ease;
}

.policy-accordion[open] > .policy-accordion__summary h2 {
  color: var(--text-main);
  font-weight: 700;
}

.policy-accordion[open] > .policy-accordion__summary {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 3;
  border-bottom: 1px solid var(--divider);
  background: var(--bg);
}

.policy-accordion[open] > .policy-accordion__summary::after {
  transform: translateY(-30%) rotate(225deg);
}

.policy-accordion > .policy-accordion__summary + * {
  margin-top: 28px;
}

.policy-doc p,
.policy-doc dd {
  color: var(--text-sub);
  font-size: 15px;
}

.policy-doc p {
  margin: 0;
}

.policy-doc p + p {
  margin-top: 12px;
}

.policy-doc dl {
  display: grid;
  gap: 18px;
  margin: 24px 0 0;
}

.policy-doc dl > div {
  padding-top: 18px;
  border-top: 1px solid var(--divider);
}

.policy-doc dt {
  margin: 0 0 6px;
  color: var(--text-main);
  font-size: 14px;
  font-weight: 700;
}

.policy-doc dd {
  margin: 0;
}

.policy-doc a {
  color: var(--text-main);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.policy-doc code,
.policy-doc pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

.policy-doc :not(pre) > code {
  padding: 2px 5px;
  border-radius: 5px;
  background: var(--surface-2);
  color: var(--text-main);
  font-size: 0.9em;
  overflow-wrap: anywhere;
}

.policy-code {
  margin: 16px 0 0;
  padding: 18px 20px;
  overflow-x: auto;
  border: 1px solid var(--divider);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text-sub);
  font-size: 13px;
  line-height: 1.65;
  tab-size: 2;
  white-space: pre;
}

.policy-doc dl + p,
.policy-code + p {
  margin-top: 18px;
}

.api-endpoint {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-width: 0;
}

.api-method {
  flex: 0 0 auto;
  min-width: 52px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.api-path {
  min-width: 0;
  color: var(--text-main);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 13px;
  overflow-wrap: anywhere;
}

.api-note {
  margin-top: 18px;
  padding: 16px 18px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  color: var(--text-sub);
  font-size: 14px;
}

.policy-footer {
  padding: 30px var(--pad-x);
  border-top: 1px solid var(--divider);
}

.policy-footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 12px;
}

.policy-footer nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.policy-footer a,
.policy-footer button {
  color: var(--text-sub);
  font: inherit;
  text-decoration: none;
}

.policy-footer button {
  appearance: none;
  border: 0;
  padding: 0;
  background: none;
  cursor: pointer;
}

.policy-footer a:hover,
.policy-footer button:hover,
.policy-footer button.is-active {
  color: var(--text-main);
}

.policy-footer button.is-active {
  font-weight: 700;
}

:lang(ko) .policy-hero h1,
:lang(ko) .policy-doc h2,
:lang(ko) .policy-doc p,
:lang(ko) .policy-doc dd {
  word-break: keep-all;
}

@media (max-width: 640px) {
  .policy-header {
    height: 64px;
  }

  .policy-shell {
    padding-top: 64px;
    padding-bottom: 84px;
  }

  .policy-doc {
    padding-top: 46px;
  }

  .policy-doc section + section {
    margin-top: 46px;
  }

  .policy-accordion[open] {
    padding-bottom: 42px;
  }

  .policy-accordion__summary {
    min-height: 60px;
    padding-top: 17px;
    padding-bottom: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .policy-accordion__summary::after,
  .policy-accordion__summary h2 {
    transition: none;
  }
}

@media print {
  .policy-accordion,
  .policy-accordion[open] {
    padding-bottom: 32px;
  }

  .policy-accordion > .policy-accordion__summary {
    position: static;
    border-bottom: 0;
  }

  .policy-accordion > .policy-accordion__summary::after {
    display: none;
  }

  .policy-accordion:not([open]) > :not(.policy-accordion__summary) {
    display: block !important;
  }
}