/* assets/css/tokens.css */
:root {
  --font-display: Georgia, "Times New Roman", serif;
  --font-ui: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --color-page: #fbfaf6;
  --color-surface: #ffffff;
  --color-surface-soft: #f7f5ef;
  --color-ink: #14213a;
  --color-muted: #687083;
  --color-accent: #b71446;
  --color-accent-strong: #8f0e37;
  --color-accent-soft: #fff0f4;
  --color-sky-soft: #eef8ff;
  --color-border: #e6e3dc;
  --color-border-strong: #d7d2c8;
  --color-focus: #2a65d5;
  --color-success: #2b6b50;
  --color-error: #b4233b;

  --header-height: 68px;
  --content-max-width: 1180px;
  --page-gutter: 28px;
  --mobile-page-gutter: 16px;
  --hero-min-height: 330px;
  --hero-padding-block: 54px;
  --title-start-offset: 2px;
  --page-title-size: clamp(36px, 4.2vw, 66px);
  --section-title-size: clamp(28px, 3vw, 44px);
  --page-title-weight: 500;
  --page-title-line-height: 0.98;
  --description-size: 15px;
  --description-line-height: 1.65;
  --eyebrow-size: 11px;

  --button-height: 46px;
  --button-radius: 12px;
  --card-radius: 18px;
  --card-border-width: 1px;
  --card-gap: 24px;
  --panel-gap: 18px;
  --input-panel-width: 34%;
  --result-panel-width: 66%;
  --mobile-breakpoint: 760px;

  --shadow-soft: 0 16px 42px rgba(36, 28, 25, 0.07);
  --shadow-header: 0 2px 12px rgba(41, 31, 28, 0.05);
  --wash-gradient: linear-gradient(115deg, #fff1f3 0%, #fbf5ff 48%, #edf8ff 100%);
  --action-gradient: linear-gradient(135deg, #d4275c 0%, #ac123f 48%, #75103c 100%);
  --action-gradient-hover: linear-gradient(135deg, #e03066 0%, #be1549 48%, #831345 100%);
  --action-gradient-error: linear-gradient(135deg, #d74a5f 0%, #a81730 100%);
  --action-gradient-success: linear-gradient(135deg, #3c8b69 0%, #245f48 100%);
  --action-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.38), inset 0 -1px 0 rgba(56, 5, 24, 0.25);
  --action-shadow: 0 9px 18px rgba(123, 12, 55, 0.22), 0 2px 4px rgba(70, 6, 32, 0.2);
  --action-shadow-hover: 0 14px 25px rgba(123, 12, 55, 0.29), 0 4px 7px rgba(70, 6, 32, 0.2);
  --action-shadow-active: 0 4px 9px rgba(94, 9, 42, 0.24), inset 0 2px 4px rgba(69, 5, 30, 0.2);
  --card-hover-border: #d7a6b5;
  --card-hover-background: #fffdfd;
  --card-shadow-hover: 0 17px 38px rgba(60, 35, 43, 0.12);
  --motion-fast: 150ms;
  --motion-standard: 220ms;
  --motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* assets/css/layout.css */
* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--color-page);
  color: var(--color-ink);
  font-family: var(--font-ui);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 12% 20%, rgba(255, 238, 241, 0.56), transparent 28%),
    var(--color-page);
}

button,
input,
textarea,
select {
  font: inherit;
}

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

button:focus-visible,
a:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--color-focus) 42%, transparent);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  min-height: var(--header-height);
  border-bottom: var(--card-border-width) solid var(--color-border);
  background: color-mix(in srgb, var(--color-page) 94%, transparent);
  box-shadow: var(--shadow-header);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  display: flex;
  width: min(100%, calc(var(--content-max-width) + (var(--page-gutter) * 2)));
  min-height: var(--header-height);
  align-items: center;
  gap: var(--card-gap);
  margin: 0 auto;
  padding: 0 var(--page-gutter);
}

.site-logo {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 20px;
}

.site-logo::before {
  width: 18px;
  height: 2px;
  background: var(--color-accent);
  content: "";
}

.site-nav {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  align-self: stretch;
  align-items: stretch;
  gap: 4px;
}

.mobile-nav-toggle {
  display: none;
}

.site-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  color: var(--color-ink);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.025em;
  white-space: nowrap;
}

.site-nav__link::after {
  position: absolute;
  right: 10px;
  bottom: 11px;
  left: 10px;
  height: 2px;
  background: var(--color-accent);
  content: "";
  opacity: 0;
  transform: scaleX(0.35);
  transition: opacity 160ms ease, transform 160ms ease;
}

.site-nav__link:hover::after,
.site-nav__link[aria-current="page"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.site-nav__link[aria-current="page"] {
  color: var(--color-accent);
}

.site-header__account {
  position: relative;
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
}

.auth-popover[hidden] {
  display: none;
}

.auth-popover [hidden] {
  display: none !important;
}

.auth-popover {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: min(300px, calc(100vw - (var(--mobile-page-gutter) * 2)));
  padding: 18px;
  border: var(--card-border-width) solid var(--color-border);
  border-radius: var(--card-radius);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
}

.auth-popover__eyebrow {
  margin: 0 0 7px;
  color: var(--color-accent);
  font-size: var(--eyebrow-size);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.auth-popover__title {
  display: block;
  overflow: hidden;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-popover__detail,
.auth-popover__message {
  margin: 7px 0 0;
  overflow-wrap: anywhere;
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.5;
}

.auth-popover__login {
  margin-top: 16px;
}

.auth-popover__logout {
  margin-top: 14px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.auth-popover__message:empty {
  display: none;
}

.page-shell {
  width: min(100%, calc(var(--content-max-width) + (var(--page-gutter) * 2)));
  margin: 0 auto;
  padding: var(--card-gap) var(--page-gutter) calc(var(--card-gap) * 3);
}

.page-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(280px, 0.42fr);
  gap: calc(var(--card-gap) * 2);
  align-items: end;
  padding: calc(var(--hero-padding-block) * 0.7) var(--title-start-offset) calc(var(--hero-padding-block) * 0.62);
}

.page-workspace {
  display: flex;
  align-items: stretch;
  gap: var(--panel-gap);
}

.page-workspace__input {
  width: var(--input-panel-width);
}

.page-workspace__result {
  width: var(--result-panel-width);
}

.page-footer {
  width: min(100%, calc(var(--content-max-width) + (var(--page-gutter) * 2)));
  margin: 0 auto;
  padding: var(--card-gap) var(--page-gutter) calc(var(--card-gap) * 2);
  border-top: var(--card-border-width) solid var(--color-border);
  color: var(--color-muted);
  font-size: 12px;
}

.is-mobile .site-header__inner {
  flex-wrap: wrap;
  gap: 0 12px;
  padding: 10px var(--mobile-page-gutter);
}

.is-mobile .site-logo {
  min-height: 42px;
}

.is-mobile .mobile-nav-toggle {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  padding: 0 11px;
  border: var(--card-border-width) solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.is-mobile .mobile-nav-toggle__icon {
  display: grid;
  width: 14px;
  gap: 3px;
}

.is-mobile .mobile-nav-toggle__icon span {
  display: block;
  width: 100%;
  height: 1px;
  background: currentColor;
  transition: transform var(--motion-fast) ease, opacity var(--motion-fast) ease;
}

.is-mobile .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle__icon span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.is-mobile .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle__icon span:nth-child(2) {
  opacity: 0;
}

.is-mobile .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle__icon span:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

.is-mobile .site-header__account {
  margin-left: 0;
}

.is-mobile .site-nav {
  display: none;
  order: 3;
  width: 100%;
  flex: 1 0 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
  margin-top: 10px;
  padding: 8px;
  border: var(--card-border-width) solid var(--color-border);
  border-radius: var(--button-radius);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
}

.is-mobile .site-nav[data-open="true"] {
  display: grid;
}

.is-mobile .site-nav__link {
  min-height: 38px;
  justify-content: flex-start;
  padding: 0 10px;
  border-radius: 8px;
}

.is-mobile .site-nav__link::after {
  right: 10px;
  bottom: 3px;
  left: 10px;
}

.is-mobile .page-shell {
  padding: var(--panel-gap) var(--mobile-page-gutter) calc(var(--card-gap) * 2);
}

.is-mobile .page-intro {
  grid-template-columns: 1fr;
  gap: 14px;
  padding: calc(var(--hero-padding-block) * 0.62) var(--title-start-offset) calc(var(--hero-padding-block) * 0.5);
}

.is-mobile .page-workspace {
  flex-direction: column;
}

.is-mobile .page-workspace__input,
.is-mobile .page-workspace__result {
  width: 100%;
}

.is-mobile .page-footer {
  padding-right: var(--mobile-page-gutter);
  padding-left: var(--mobile-page-gutter);
}

/* assets/css/components.css */
.eyebrow {
  margin: 0 0 12px;
  color: var(--color-accent);
  font-size: var(--eyebrow-size);
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.page-title {
  max-width: 820px;
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--page-title-size);
  font-weight: var(--page-title-weight);
  letter-spacing: -0.045em;
  line-height: var(--page-title-line-height);
  text-wrap: balance;
}

.page-title__accent {
  color: var(--color-accent);
}

.page-description {
  max-width: 430px;
  margin: 0;
  color: var(--color-muted);
  font-size: var(--description-size);
  line-height: var(--description-line-height);
}

.surface-card {
  border: var(--card-border-width) solid var(--color-border);
  border-radius: var(--card-radius);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
}

.panel {
  min-height: 540px;
  padding: var(--card-gap);
}

.panel__header {
  padding-bottom: 18px;
  border-bottom: var(--card-border-width) solid var(--color-border);
}

.panel__kicker {
  margin: 0 0 7px;
  color: var(--color-accent);
  font-size: var(--eyebrow-size);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.panel__description {
  margin: 8px 0 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.55;
}

.field-stack {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.field-label {
  color: var(--color-ink);
  font-size: 12px;
  font-weight: 750;
}

.field-placeholder {
  min-height: 112px;
  margin-top: 8px;
  padding: 14px;
  border: var(--card-border-width) solid var(--color-border);
  border-radius: var(--button-radius);
  background: var(--color-surface-soft);
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.5;
}

.choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.choice-chip,
.credit-pill,
.account-pill {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border: var(--card-border-width) solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.credit-pill {
  text-transform: uppercase;
}

.account-pill {
  width: 32px;
  min-height: 32px;
  padding: 0;
  border-color: var(--color-ink);
  background: var(--color-ink);
  color: var(--color-surface);
}

.button {
  display: inline-flex;
  width: 100%;
  min-height: var(--button-height);
  align-items: center;
  justify-content: center;
  position: relative;
  border: var(--card-border-width) solid color-mix(in srgb, var(--color-surface) 28%, var(--color-accent));
  border-radius: var(--button-radius);
  background: var(--action-gradient);
  box-shadow: var(--action-highlight), var(--action-shadow);
  color: var(--color-surface);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition:
    transform var(--motion-fast) var(--motion-ease),
    box-shadow var(--motion-standard) var(--motion-ease),
    filter var(--motion-standard) ease,
    background var(--motion-standard) ease;
}

.button:focus-visible,
.button[data-state="focus-visible"] {
  outline: 3px solid color-mix(in srgb, var(--color-focus) 46%, transparent);
  outline-offset: 3px;
}

@media (hover: hover) and (pointer: fine) {
  .button:hover:not(:disabled):not([data-state="loading"]),
  .button[data-state="hover"] {
    background: var(--action-gradient-hover);
    box-shadow: var(--action-highlight), var(--action-shadow-hover);
    filter: saturate(1.06);
    transform: translateY(-2px);
  }

  .interactive-card:hover,
  .interactive-card[data-state="hover"] {
    border-color: var(--card-hover-border);
    background: var(--card-hover-background);
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-3px);
  }

  .interactive-card:hover .interactive-card__thumb,
  .interactive-card[data-state="hover"] .interactive-card__thumb {
    transform: scale(1.018);
  }

  .interactive-card:hover .interactive-card__action,
  .interactive-card[data-state="hover"] .interactive-card__action {
    color: var(--color-accent-strong);
  }
}

.button:active:not(:disabled),
.button[data-state="active"] {
  background: var(--action-gradient-hover);
  box-shadow: var(--action-highlight), var(--action-shadow-active);
  transform: translateY(1px) scale(0.992);
  transition-duration: var(--motion-fast);
}

.button[data-state="loading"] {
  cursor: wait;
  color: transparent;
}

.button[data-state="loading"]::after {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-top-color: var(--color-surface);
  border-radius: 50%;
  content: "";
  animation: button-spin 720ms linear infinite;
}

.button:disabled,
.button[data-state="disabled"] {
  cursor: not-allowed;
  border-color: var(--color-border-strong);
  background: linear-gradient(135deg, #c9c7c4, #aaa7a4);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45), 0 3px 7px rgba(60, 55, 51, 0.12);
  color: #f8f7f5;
  opacity: 0.78;
  transform: none;
}

.button[data-state="error"] {
  background: var(--action-gradient-error);
}

.button[data-state="success"] {
  background: var(--action-gradient-success);
}

@keyframes button-spin {
  to { transform: rotate(1turn); }
}

.result-placeholder {
  display: grid;
  min-height: 540px;
  place-items: center;
  padding: var(--card-gap);
  overflow: hidden;
  background: var(--wash-gradient);
  text-align: center;
}

.result-placeholder__mark {
  display: grid;
  width: 66px;
  height: 66px;
  place-items: center;
  margin: 0 auto 22px;
  border: var(--card-border-width) solid color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-surface) 72%, transparent);
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 28px;
}

.result-placeholder__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--section-title-size);
  font-weight: 500;
  letter-spacing: -0.035em;
}

.result-placeholder__text {
  max-width: 380px;
  margin: 12px auto 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.6;
}

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.catalog-toolbar__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 27px;
  font-weight: 500;
}

.skeleton-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.skeleton-grid--spaced {
  margin-top: 22px;
}

.interactive-card {
  transition:
    transform var(--motion-standard) var(--motion-ease),
    border-color var(--motion-standard) ease,
    background var(--motion-standard) ease,
    box-shadow var(--motion-standard) var(--motion-ease);
}

.skeleton-card {
  min-height: 116px;
  overflow: hidden;
  border: var(--card-border-width) solid var(--color-border);
  border-radius: var(--button-radius);
  background: var(--color-surface);
}

.interactive-card__thumb {
  display: grid;
  min-height: 72px;
  place-items: center;
  background: linear-gradient(135deg, var(--color-accent-soft), var(--color-sky-soft));
  color: color-mix(in srgb, var(--color-accent) 66%, var(--color-muted));
  font-family: var(--font-display);
  font-size: 17px;
  transition: transform var(--motion-standard) var(--motion-ease);
}

.interactive-card__details {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 12px;
  color: var(--color-ink);
  font-size: 11px;
  font-weight: 720;
}

.interactive-card__action {
  color: var(--color-muted);
  font-size: 10px;
  transition: color var(--motion-fast) ease;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--card-gap);
}

.pricing-card {
  min-height: 420px;
  padding: calc(var(--card-gap) + 4px);
}

.pricing-card .button {
  margin-top: 34px;
}

.pricing-card--featured {
  border-color: color-mix(in srgb, var(--color-accent) 55%, var(--color-border));
  transform: translateY(-8px);
}

.pricing-card__name {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 500;
}

.pricing-card__price {
  margin: 26px 0;
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 36px;
}

.pricing-card__line {
  height: 9px;
  margin: 14px 0;
  border-radius: 999px;
  background: var(--color-surface-soft);
}

.pricing-card__line:nth-of-type(2) {
  width: 82%;
}

.pricing-card__line:nth-of-type(3) {
  width: 66%;
}

.market-placeholder {
  display: grid;
  min-height: 520px;
  place-items: center;
  padding: var(--card-gap);
  background: var(--wash-gradient);
  text-align: center;
}

.market-placeholder__content {
  max-width: 540px;
}

.market-placeholder__description {
  margin: 18px auto 0;
}

.state-preview {
  display: grid;
  gap: var(--card-gap);
  margin-top: var(--card-gap);
  padding: var(--card-gap);
}

.state-preview__header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--section-title-size);
  font-weight: 500;
}

.state-preview__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.state-preview__item {
  display: grid;
  gap: 8px;
}

.state-preview__label {
  color: var(--color-muted);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.market-placeholder__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--section-title-size);
  font-weight: 500;
}

.is-mobile .credit-pill {
  display: none;
}

.is-mobile .panel,
.is-mobile .result-placeholder {
  min-height: 410px;
}

.is-mobile .skeleton-grid,
.is-mobile .pricing-grid {
  grid-template-columns: 1fr;
}

.is-mobile .pricing-card,
.is-mobile .market-placeholder {
  min-height: 330px;
}

.is-mobile .pricing-card--featured {
  transform: none;
}

.is-mobile .button:active:not(:disabled) {
  box-shadow: var(--action-highlight), var(--action-shadow-active);
  filter: saturate(1.03);
  transform: scale(0.985);
}

.is-mobile .state-preview__grid {
  grid-template-columns: 1fr 1fr;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* assets/css/home.css */
.home-page {
  overflow: hidden;
}

.home-hero {
  min-height: 650px;
  background:
    radial-gradient(circle at 18% 62%, rgba(255, 224, 229, 0.72), transparent 34%),
    radial-gradient(circle at 82% 72%, rgba(222, 240, 255, 0.82), transparent 36%),
    var(--wash-gradient);
}

.home-hero__inner,
.home-page__content {
  width: min(100%, calc(var(--content-max-width) + (var(--page-gutter) * 2)));
  margin: 0 auto;
  padding-inline: var(--page-gutter);
}

.home-hero__inner {
  display: grid;
  min-height: 650px;
  grid-template-columns: minmax(350px, 430px) minmax(0, 1fr);
  gap: clamp(56px, 8vw, 116px);
  align-items: center;
  padding-block: 64px 70px;
}

.home-hero__copy .page-title {
  max-width: 680px;
}

.home-hero__copy .page-description {
  max-width: 590px;
  margin-top: 28px;
  font-family: var(--font-display);
  font-size: 17px;
}

.music-generator {
  width: 100%;
  padding: 24px;
  border-color: rgba(255, 255, 255, 0.92);
  box-shadow: 0 24px 60px rgba(45, 32, 38, 0.12);
}

.music-generator__modes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  margin-bottom: 22px;
  padding: 5px;
  border-radius: var(--button-radius);
  background: var(--color-sky-soft);
}

.music-generator__mode {
  min-height: 43px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: #587084;
  font-size: 13px;
  font-weight: 800;
  transition: color var(--motion-fast) ease, background var(--motion-standard) ease, box-shadow var(--motion-standard) ease;
}

.music-generator__mode.is-active {
  background: linear-gradient(120deg, var(--color-ink), #7350b7);
  box-shadow: var(--action-highlight), 0 9px 18px rgba(41, 38, 91, 0.2);
  color: var(--color-surface);
}

.music-generator__label {
  display: block;
  margin-bottom: 7px;
  color: var(--color-ink);
  font-size: 12px;
  font-weight: 750;
}

.music-generator__prompt {
  display: block;
  width: 100%;
  min-height: 126px;
  resize: vertical;
  padding: 15px;
  border: var(--card-border-width) solid #c8d6e5;
  border-radius: var(--button-radius);
  background: rgba(255, 255, 255, 0.82);
  color: var(--color-ink);
  font-size: 13px;
  line-height: 1.55;
}

.music-generator__prompt::placeholder {
  color: #77849a;
}

.music-generator__genres {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
  margin: 12px 0 14px;
}

.music-generator__chip {
  min-height: 32px;
  padding: 0 6px;
  border: var(--card-border-width) solid #c8d6e5;
  border-radius: 9px;
  background: var(--color-surface);
  color: #36506d;
  font-size: 9px;
  font-weight: 800;
}

.music-generator__chip:active {
  background: var(--color-accent-soft);
  transform: translateY(1px);
}

.music-generator__meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 13px;
  color: #718099;
  font-size: 9px;
  font-weight: 750;
}

.music-generator__message {
  min-height: 17px;
  margin: 11px 0 0;
  color: var(--color-accent);
  font-size: 10px;
  font-weight: 750;
}

.music-generator[data-state="error"] .music-generator__prompt {
  border-color: var(--color-error);
}

.music-generator[data-state="success"] .music-generator__message {
  color: var(--color-success);
}

.home-page__content {
  padding-block: 82px 92px;
}

.home-section + .home-section {
  margin-top: 112px;
}

.home-section__header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 36px;
  margin-bottom: 28px;
}

.home-section__header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--section-title-size);
  font-weight: 500;
  letter-spacing: -0.035em;
}

.home-section__header > p {
  max-width: 430px;
  margin: 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.6;
}

.weekly-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.weekly-card,
.showcase-card {
  min-width: 0;
  overflow: hidden;
  transition:
    transform var(--motion-standard) var(--motion-ease),
    border-color var(--motion-standard) ease,
    background var(--motion-standard) ease,
    box-shadow var(--motion-standard) var(--motion-ease);
}

.weekly-card__visual,
.showcase-card__visual {
  position: relative;
  overflow: hidden;
  background: var(--color-surface-soft);
}

.weekly-card__visual {
  aspect-ratio: 4 / 3;
}

.weekly-card__visual img,
.showcase-card__visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.weekly-card__rank {
  position: absolute;
  top: 10px;
  left: 10px;
  display: inline-flex;
  min-width: 28px;
  min-height: 24px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 999px;
  background: rgba(20, 33, 58, 0.72);
  color: var(--color-surface);
  font-size: 9px;
  font-weight: 800;
  backdrop-filter: blur(8px);
}

.weekly-card__play {
  position: absolute;
  right: 10px;
  bottom: 10px;
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 18px rgba(20, 33, 58, 0.18);
  color: var(--color-ink);
  font-size: 11px;
}

.weekly-card__play[aria-pressed="true"] {
  background: var(--color-accent);
  color: var(--color-surface);
}

.weekly-card__play-icon {
  display: block;
  line-height: 1;
}

.weekly-card__wave {
  display: none;
  height: 16px;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.weekly-card__wave-bar {
  display: block;
  width: 2px;
  height: 12px;
  border-radius: 999px;
  background: currentColor;
  transform: scaleY(0.42);
  transform-origin: center;
  animation: weekly-card-wave 680ms ease-in-out infinite alternate;
}

.weekly-card__wave-bar:nth-child(2) {
  animation-delay: -420ms;
}

.weekly-card__wave-bar:nth-child(3) {
  animation-delay: -240ms;
}

.weekly-card__wave-bar:nth-child(4) {
  animation-delay: -560ms;
}

.weekly-card__play[aria-pressed="true"] .weekly-card__play-icon {
  display: none;
}

.weekly-card__play[aria-pressed="true"] .weekly-card__wave {
  display: inline-flex;
}

@keyframes weekly-card-wave {
  0% {
    transform: scaleY(0.35);
  }

  100% {
    transform: scaleY(1);
  }
}

.weekly-card__body {
  padding: 14px;
}

.weekly-card__title-row {
  display: flex;
  min-width: 0;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.weekly-card__title-row h3,
.showcase-card__body h3 {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  font-size: 12px;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.weekly-card__title-row span {
  flex: 0 0 auto;
  color: var(--color-muted);
  font-size: 9px;
}

.weekly-card__cta {
  display: inline-block;
  margin-top: 10px;
  color: var(--color-accent);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.showcase-group + .showcase-group {
  margin-top: 48px;
}

.showcase-group__title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.showcase-group__title h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
}

.showcase-group__title a {
  color: var(--color-accent);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--card-gap);
}

.showcase-grid--cover-art {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.showcase-card {
  display: block;
}

.showcase-card__visual {
  aspect-ratio: 4 / 3;
}

.showcase-card__body {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 17px 18px;
}

.showcase-card__body > div {
  min-width: 0;
}

.showcase-card__body p {
  margin: 0 0 5px;
  color: var(--color-muted);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.showcase-card__arrow {
  color: var(--color-accent);
  font-size: 18px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (max-width: 1100px) {
  .home-hero__inner {
    grid-template-columns: minmax(320px, 390px) minmax(0, 1fr);
    gap: 44px;
  }

  .weekly-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .showcase-grid--cover-art {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.is-mobile .home-hero {
  min-height: auto;
}

.is-mobile .home-hero__inner,
.is-mobile .home-page__content {
  padding-inline: var(--mobile-page-gutter);
}

.is-mobile .home-hero__inner {
  min-height: auto;
  grid-template-columns: minmax(0, 1fr);
  gap: 38px;
  padding-block: 38px 52px;
}

.is-mobile .home-hero__copy {
  grid-row: 1;
}

.is-mobile .home-hero__copy .page-description {
  margin-top: 18px;
  font-size: 15px;
}

.is-mobile .music-generator {
  padding: 18px;
}

.is-mobile .music-generator__prompt {
  min-height: 112px;
}

.is-mobile .home-page__content {
  padding-block: 58px 70px;
}

.is-mobile .home-section + .home-section {
  margin-top: 78px;
}

.is-mobile .home-section__header {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
}

.is-mobile .weekly-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.is-mobile .weekly-card__body {
  padding: 12px;
}

.is-mobile .showcase-grid {
  grid-template-columns: 1fr;
  gap: 14px;
}

.is-mobile .showcase-grid--cover-art {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.is-mobile .showcase-group + .showcase-group {
  margin-top: 38px;
}

@media (max-width: 360px) {
  .is-mobile .weekly-grid {
    grid-template-columns: 1fr;
  }

  .is-mobile .showcase-grid--cover-art {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .weekly-card,
  .showcase-card,
  .music-generator__mode {
    transition-duration: 1ms;
  }

  .weekly-card__wave-bar {
    animation: none;
    transform: scaleY(0.72);
  }
}

/* services/music/ui/music-form.css */
.music-form {
  width: 100%;
  padding: 24px;
  border-color: rgba(255, 255, 255, 0.92);
  box-shadow: 0 24px 60px rgba(45, 32, 38, 0.12);
}

.music-form[data-variant="workspace"] {
  min-height: 540px;
}

.music-form__header {
  padding-bottom: 18px;
  border-bottom: var(--card-border-width) solid var(--color-border);
}

.music-form__kicker,
.music-results__eyebrow,
.music-result-card__eyebrow {
  margin: 0;
  color: var(--color-accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.music-form__header h2 {
  margin: 7px 0 0;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
}

.music-form__header > p:last-child {
  margin: 8px 0 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.5;
}

.music-form__tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px;
  margin: 20px 0;
  padding: 5px;
  border-radius: var(--button-radius);
  background: var(--color-sky-soft);
}

.music-form__tab,
.music-form__option {
  border: var(--card-border-width) solid transparent;
  border-radius: 10px;
  background: transparent;
  color: #587084;
  font-size: 12px;
  font-weight: 800;
  transition:
    color var(--motion-fast) ease,
    background var(--motion-standard) ease,
    border-color var(--motion-standard) ease,
    box-shadow var(--motion-standard) ease,
    transform var(--motion-fast) ease;
}

.music-form__tab {
  min-height: 42px;
  padding: 0 10px;
}

.music-form__tab.is-selected,
.music-form__option.is-selected {
  border-color: color-mix(in srgb, var(--color-surface) 42%, #7350b7);
  background: linear-gradient(120deg, var(--color-ink), #7350b7);
  box-shadow: var(--action-highlight), 0 9px 18px rgba(41, 38, 91, 0.2);
  color: var(--color-surface);
}

.music-form__group {
  min-width: 0;
  margin: 0 0 18px;
  padding: 0;
  border: 0;
}

.music-form__group legend,
.music-form__prompt-field label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-ink);
  font-size: 14px;
  font-weight: 750;
}

.music-form__choice-grid {
  display: grid;
  gap: 8px;
}

.music-form__choice-grid--voice {
  grid-template-columns: 1fr 1fr;
}

.music-form__choice-grid--genres {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.music-form__option {
  min-height: 38px;
  padding: 6px 9px;
  border-color: #c8d6e5;
  background: var(--color-surface);
  color: #36506d;
}

.music-form__auto-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  padding: 13px 14px;
  border: var(--card-border-width) solid #d9d4e8;
  border-radius: var(--button-radius);
  background: linear-gradient(135deg, var(--color-accent-soft), var(--color-sky-soft));
  color: var(--color-ink);
  font-size: 12px;
}

.music-form__auto-summary span {
  color: var(--color-muted);
  text-align: right;
}

.music-form__prompt-field {
  margin-bottom: 16px;
}

.music-form__prompt-field[hidden],
.music-form__auto-summary[hidden] {
  display: none;
}

.music-form__prompt-field textarea {
  display: block;
  width: 100%;
  min-height: 104px;
  resize: vertical;
  padding: 14px;
  border: var(--card-border-width) solid #c8d6e5;
  border-radius: var(--button-radius);
  background: rgba(255, 255, 255, 0.86);
  color: var(--color-ink);
  font-size: 16px;
  line-height: 1.5;
}

.music-form__prompt-field textarea::placeholder {
  color: #77849a;
}

.music-form__validation {
  margin: 7px 0 0;
  color: var(--color-error);
  font-size: 13px;
  font-weight: 750;
}

.music-form__validation[hidden] {
  display: none;
}

.music-form[data-state="validation-error"] textarea {
  border-color: var(--color-error);
}

.music-form__submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 14px;
}

.music-form__meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 12px;
  color: #718099;
  font-size: 11px;
  font-weight: 750;
}

.music-form__message {
  min-height: 20px;
  margin: 10px 0 0;
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 750;
}

.music-form[data-state="validation-error"] .music-form__message,
.music-form[data-state="confirmed-failure"] .music-form__message {
  color: var(--color-error);
}

.music-form[data-state="success"] .music-form__message,
.music-form[data-state="refunded"] .music-form__message {
  color: var(--color-success);
}

.music-credit-modal {
  position: fixed;
  z-index: 50;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(18, 31, 48, 0.44);
  backdrop-filter: blur(6px);
}

.music-credit-modal[hidden] {
  display: none;
}

.music-credit-modal__dialog {
  width: min(440px, 100%);
  padding: 28px;
  box-shadow: 0 30px 80px rgba(18, 31, 48, 0.28);
}

.music-credit-modal__dialog h2 {
  margin: 8px 0 18px;
  font-family: var(--font-display);
  font-size: var(--section-title-size);
  font-weight: 500;
}

.music-credit-modal__dialog > p:not(.music-results__eyebrow) {
  margin: 8px 0;
  color: var(--color-muted);
  font-size: 16px;
  line-height: 1.55;
}

.music-credit-modal__dialog strong {
  color: var(--color-ink);
}

.music-credit-modal__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 24px;
}

.music-credit-modal__dismiss {
  min-height: var(--button-height);
  border: var(--card-border-width) solid var(--color-border);
  border-radius: var(--button-radius);
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: 14px;
  font-weight: 700;
}

.music-results {
  display: grid;
  min-height: 540px;
  align-content: center;
  gap: 22px;
  padding: var(--card-gap);
  overflow: hidden;
  background: var(--wash-gradient);
}

.music-results__intro {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
}

.music-results__intro h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: var(--section-title-size);
  font-weight: 500;
  letter-spacing: -0.035em;
}

.music-results__intro > p:last-child {
  margin: 12px auto 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.6;
}

.music-results__cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.music-results__cards:empty {
  display: none;
}

.music-result-card {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  min-width: 0;
  padding: 14px;
  border: var(--card-border-width) solid var(--color-border);
  border-radius: var(--button-radius);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-soft);
}

.music-result-card__art {
  display: grid;
  width: 74px;
  height: 74px;
  place-items: center;
  overflow: hidden;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-accent-soft), var(--color-sky-soft));
}

.music-result-card__art span {
  width: 30px;
  height: 30px;
  border: 3px solid rgba(255, 255, 255, 0.72);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: music-result-spin 900ms linear infinite;
}

.music-result-card--ready .music-result-card__art span {
  display: grid;
  place-items: center;
  border: 0;
  background: var(--color-success);
  color: var(--color-surface);
  animation: none;
}

.music-result-card h3 {
  margin: 5px 0 0;
  overflow: hidden;
  font-size: 18px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.music-result-card > div:last-child > p:last-child {
  margin: 6px 0 0;
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.45;
}

@keyframes music-result-spin {
  to { transform: rotate(1turn); }
}

@media (hover: hover) and (pointer: fine) {
  .music-form__tab:hover:not(.is-selected),
  .music-form__option:hover:not(.is-selected) {
    border-color: color-mix(in srgb, var(--color-accent) 30%, #c8d6e5);
    background: var(--color-accent-soft);
    transform: translateY(-1px);
  }
}

.is-mobile .music-form,
.is-mobile .music-results {
  min-height: auto;
  padding: 18px;
}

.is-mobile .music-form__tabs,
.is-mobile .music-form__choice-grid--voice,
.is-mobile .music-results__cards {
  grid-template-columns: 1fr;
}

.is-mobile .music-form__choice-grid--genres {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.is-mobile .music-form__tab,
.is-mobile .music-form__option,
.is-mobile .music-form__submit {
  font-size: 15px;
}

.is-mobile .music-form__auto-summary {
  align-items: flex-start;
  flex-direction: column;
}

.is-mobile .music-form__auto-summary span {
  text-align: left;
}

.is-mobile .music-credit-modal__actions {
  grid-template-columns: 1fr;
}

@media (prefers-reduced-motion: reduce) {
  .music-form__tab,
  .music-form__option,
  .music-result-card__art span {
    transition-duration: 1ms;
    animation-duration: 1ms;
    animation-iteration-count: 1;
  }
}

/* assets/css/critical-home.css */
/* No-JavaScript first-paint safeguards for the approved Home layout. */
body[data-static-home] [data-header],
body[data-static-home] [data-app] {
  display: block;
  visibility: visible;
  opacity: 1;
}

@media (max-width: 760px) {
  body[data-static-home] .site-header__inner {
    flex-wrap: wrap;
    gap: 0 12px;
    padding: 10px var(--mobile-page-gutter);
  }

  body[data-static-home] .site-logo {
    min-height: 42px;
  }

  body[data-static-home]:not(.is-enhanced) .mobile-nav-toggle {
    display: none;
  }

  body[data-static-home]:not(.is-enhanced) .site-header__account {
    margin-left: auto;
  }

  body[data-static-home]:not(.is-enhanced) .site-nav {
    display: flex;
    width: 100%;
    flex: 1 0 100%;
    order: 3;
    gap: 4px;
    margin-top: 8px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
  }

  body[data-static-home]:not(.is-enhanced) .site-nav__link {
    min-height: 38px;
    flex: 0 0 auto;
  }

  body[data-static-home] .home-hero {
    min-height: auto;
  }

  body[data-static-home] .home-hero__inner,
  body[data-static-home] .home-page__content {
    padding-inline: var(--mobile-page-gutter);
  }

  body[data-static-home] .home-hero__inner {
    min-height: auto;
    grid-template-columns: minmax(0, 1fr);
    gap: 38px;
    padding-block: 38px 52px;
  }

  body[data-static-home] .home-hero__copy {
    grid-row: 1;
  }

  body[data-static-home] .home-hero__copy .page-description {
    margin-top: 18px;
    font-size: 15px;
  }

  body[data-static-home] .home-page__content {
    padding-block: 58px 70px;
  }

  body[data-static-home] .home-section + .home-section {
    margin-top: 78px;
  }

  body[data-static-home] .home-section__header {
    display: grid;
    gap: 12px;
    margin-bottom: 22px;
  }

  body[data-static-home] .weekly-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  body[data-static-home] .weekly-card__body {
    padding: 12px;
  }

  body[data-static-home] .showcase-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  body[data-static-home] .showcase-grid--cover-art {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  body[data-static-home] .showcase-group + .showcase-group {
    margin-top: 38px;
  }
}

@media (max-width: 360px) {
  body[data-static-home] .showcase-grid--cover-art {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 360px) {
  body[data-static-home] .weekly-grid {
    grid-template-columns: 1fr;
  }
}