:root {
  --color-ink: #202020;
  --color-muted: #5f5f5f;
  --color-line: #d7d7d7;
  --color-paper: #ffffff;
  --color-page: #ffffff;
  --color-soft: #eeeeeb;
  --color-feiyr-blue: #2eb6cf;
  --color-feiyr-green: #cde700;
  --color-feiyr-orange: #ff7334;
  --color-error: #9f2f22;
  --color-success: #236b43;
  --shadow-soft: 0 16px 40px rgba(0, 0, 0, 0.08);
  --radius-card: 8px;
  --radius-control: 6px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
  width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  padding-top: 80px;
  font-family: "area-normal", Helvetica, Arial, sans-serif;
  font-style: normal;
  font-weight: 400;
  color: var(--color-ink);
  background: var(--color-page);
  overflow-x: hidden;
}

main {
  flex: 1 0 auto;
}

a {
  color: inherit;
}

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(calc(100% - 32px), var(--max-width));
  max-width: 100%;
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  width: 100%;
  height: 80px;
  background: #484848;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  height: 80px;
  min-height: 80px;
  padding: 0 50px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: clamp(118px, 11vw, 148px);
  max-width: 40vw;
  max-height: 48px;
  height: auto;
  object-fit: contain;
}

.header-language {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: #ffffff;
  text-decoration: none;
  font-size: 0.98rem;
  line-height: 1;
}

.header-language-flag {
  display: inline-grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border-radius: 999px;
  overflow: hidden;
  font-size: 1.3rem;
  line-height: 1;
}

.header-language-caret {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.15rem;
  transform: translateY(-1px);
}

.hero-section {
  padding: 48px 0 64px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(36px, 5vw, 72px);
  align-items: start;
}

.hero-copy {
  position: sticky;
  top: 112px;
}

.eyebrow,
.status-label,
.footer-title {
  margin: 0 0 12px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-bottom: 34px;
  padding: 0.42rem 0.66rem;
  border-radius: 4px;
  background: #f1eeee;
  color: var(--color-ink);
  font-size: 0.9rem;
  text-transform: none;
}

.hero-title {
  margin: 0;
  max-width: 16ch;
  font-size: clamp(2.35rem, 3.1vw, 3rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 0;
  white-space: pre-line;
}

.hero-title-personal {
  max-width: 18ch;
  font-size: clamp(2.2rem, 2.8vw, 2.75rem);
  line-height: 1.12;
}

.hero-story,
.form-intro,
.status-panel p,
.field small,
.footer-copy,
.form-section-header p,
.voice-description {
  color: var(--color-muted);
  line-height: 1.6;
}

.hero-story {
  display: grid;
  gap: 24px;
  max-width: 54ch;
  margin-top: 34px;
  font-size: 1.08rem;
}

.hero-story p {
  margin: 0;
}

.hero-subhead,
.hero-closing {
  color: var(--color-ink);
  font-weight: 700;
}

.hero-notes {
  display: grid;
  gap: 12px;
  margin-top: 42px;
}

.note-card {
  padding: 18px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.72);
}

.note-card h2 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.note-card p {
  margin: 0;
  color: var(--color-muted);
}

.note-card-accent {
  border-color: var(--color-line);
  background: rgba(255, 255, 255, 0.72);
}

.form-panel {
  width: 100%;
  padding: 28px;
  border: 1px solid var(--color-line);
  border-radius: 18px;
  background: var(--color-paper);
  box-shadow: var(--shadow-soft);
}

#upload-form {
  scroll-margin-top: 104px;
}

.status-panel,
.form-header {
  margin-bottom: 20px;
}

.status-panel h2,
.form-header h2 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.12;
  letter-spacing: 0;
}

.status-panel p,
.form-intro {
  margin: 12px 0 0;
}

.customer-action {
  display: grid;
  gap: 12px;
  margin-top: 18px;
  padding: 16px;
  border: 1px solid rgba(46, 182, 207, 0.24);
  border-radius: var(--radius-card);
  background: rgba(46, 182, 207, 0.08);
}

.customer-action p {
  margin: 0;
  color: var(--color-muted);
}

.status-panel-loading,
.status-panel-error,
.status-panel-success,
.status-panel-signin {
  padding: 20px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-line);
  background: var(--color-soft);
}

.status-panel-error {
  border-color: rgba(159, 47, 34, 0.22);
  background: rgba(159, 47, 34, 0.06);
}

.status-panel-success {
  border-color: rgba(35, 107, 67, 0.2);
  background: rgba(205, 231, 0, 0.14);
}

.status-panel-signin {
  border-color: rgba(46, 182, 207, 0.24);
  background: linear-gradient(135deg, rgba(46, 182, 207, 0.08), rgba(255, 255, 255, 0.92));
}

.status-actions {
  margin-top: 20px;
}

.reference-box {
  margin-top: 22px;
  padding: 16px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-line);
  background: var(--color-paper);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.reference-box span {
  color: var(--color-muted);
}

.reference-box strong {
  font-size: 1.1rem;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-sections {
  display: grid;
  gap: 18px;
}

.form-section-card {
  padding: 20px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-line);
  background: #fafafa;
}

.form-section-header h3 {
  margin: 0;
  font-size: 1.12rem;
}

.form-section-header p {
  margin: 8px 0 0;
}

.field {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.field-compact {
  margin-top: 0;
}

.field span,
.field-row span {
  font-weight: 700;
}

.field-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
}

.field-row small {
  color: var(--color-muted);
  min-width: 0;
  text-align: right;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid #c8c8c8;
  border-radius: var(--radius-control);
  background: var(--color-paper);
  padding: 0.9rem 0.95rem;
  color: var(--color-ink);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-feiyr-blue);
  box-shadow: 0 0 0 3px rgba(46, 182, 207, 0.18);
}

.field input[readonly] {
  color: var(--color-muted);
  background: var(--color-soft);
}

.field textarea {
  resize: vertical;
  min-height: 116px;
}

.checkbox-stack {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.checkbox-field {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 12px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-control);
  background: var(--color-paper);
  line-height: 1.45;
}

.checkbox-field input {
  width: 18px;
  height: 18px;
  margin: 0.18rem 0 0;
  accent-color: var(--color-feiyr-blue);
}

.legal-link-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.legal-link-group {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-control);
  background: #ffffff;
}

.legal-link-group h4 {
  margin: 0 0 2px;
  font-size: 0.86rem;
  letter-spacing: 0;
}

.legal-link-group a {
  color: var(--color-muted);
  text-decoration: none;
}

.legal-link-group a:hover {
  color: var(--color-ink);
}

.price-estimator {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--color-line);
}

.price-estimator-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
}

.price-estimator h4 {
  margin: 0;
  font-size: 1.12rem;
}

.price-status,
.price-note {
  margin: 12px 0 0;
  color: var(--color-muted);
  line-height: 1.5;
}

.price-manual {
  margin-top: 14px;
}

.price-manual input {
  max-width: 240px;
}

.promo-box {
  margin-top: 16px;
}

.promo-toggle {
  display: inline-flex;
  border: 0;
  background: transparent;
  color: var(--color-ink);
  cursor: pointer;
  font-weight: 700;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.promo-toggle:hover {
  color: var(--color-feiyr-blue);
}

.promo-fields {
  display: grid;
  gap: 12px;
  margin-top: 12px;
  padding: 16px;
  border: 1px solid rgba(46, 182, 207, 0.32);
  border-radius: var(--radius-card);
  background: linear-gradient(135deg, rgba(46, 182, 207, 0.08), rgba(205, 231, 0, 0.12));
}

.promo-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
}

.promo-field {
  margin-top: 0;
}

.promo-button {
  min-height: 47px;
  padding: 0 1rem;
  border: 0;
  border-radius: var(--radius-control);
  background: var(--color-ink);
  color: var(--color-paper);
  cursor: pointer;
  font-weight: 700;
}

.promo-button:hover {
  background: var(--color-feiyr-blue);
  color: var(--color-ink);
}

.promo-status {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.45;
}

.promo-status.is-success {
  color: var(--color-success);
  font-weight: 700;
}

.promo-status.is-error {
  color: var(--color-error);
  font-weight: 700;
}

.price-result {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.price-result div {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-control);
  background: var(--color-paper);
}

.price-result span {
  display: block;
  color: var(--color-muted);
  font-size: 0.84rem;
}

.price-result strong {
  display: block;
  margin-top: 6px;
  font-size: 1.18rem;
}

.price-result .price-total {
  border-color: rgba(205, 231, 0, 0.72);
  background: rgba(205, 231, 0, 0.15);
}

.price-breakdown {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.price-breakdown div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-control);
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(32, 32, 32, 0.08);
}

.price-breakdown span {
  color: var(--color-muted);
}

.price-breakdown strong {
  font-size: 1rem;
}

.voice-language-control {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid #dcdcd8;
  border-radius: var(--radius-card);
  background: #f2f2ef;
}

.voice-language-control > span {
  font-weight: 700;
}

.voice-language-options {
  display: inline-flex;
  gap: 6px;
  padding: 4px;
  border-radius: var(--radius-control);
  background: var(--color-paper);
  border: 1px solid rgba(32, 32, 32, 0.08);
}

.voice-language-button {
  min-height: 34px;
  padding: 0.42rem 0.72rem;
  border: 0;
  border-radius: calc(var(--radius-control) - 2px);
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  font-weight: 700;
}

.voice-language-button:hover,
.voice-language-button.is-active {
  background: var(--color-ink);
  color: var(--color-paper);
}

.voice-list {
  display: grid;
  position: relative;
  contain: layout paint;
  gap: 12px;
  margin-top: 6px;
  max-height: min(54vh, 580px);
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  padding-right: 8px;
  scrollbar-gutter: stable;
  scroll-padding: 12px;
}

.voice-list::-webkit-scrollbar {
  width: 10px;
}

.voice-list::-webkit-scrollbar-track {
  background: #ededeb;
  border-radius: var(--radius-control);
}

.voice-list::-webkit-scrollbar-thumb {
  background: #c6c6c2;
  border-radius: var(--radius-control);
}

.voice-card {
  display: grid;
  gap: 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: var(--color-paper);
  padding: 18px;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.voice-card:hover,
.voice-card.is-selected {
  border-color: var(--color-feiyr-blue);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.07);
}

.voice-head {
  display: grid;
  gap: 6px;
}

.voice-name {
  margin: 0;
  font-size: 1.15rem;
}

.voice-description {
  margin: 0;
}

.variation-label {
  margin: 0;
  color: var(--color-ink);
  font-size: 0.84rem;
  font-weight: 700;
}

.variation-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px;
  border: 1px solid #dcdcd8;
  border-radius: var(--radius-card);
  background: #f2f2ef;
}

.variation-option {
  position: relative;
  cursor: pointer;
}

.voice-choice {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  opacity: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  pointer-events: none;
}

.variation-option span {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  gap: 8px;
  border: 2px solid #b8b8b2;
  border-radius: var(--radius-control);
  background: var(--color-paper);
  padding: 0.58rem 0.78rem;
  color: var(--color-ink);
  font-weight: 700;
  box-shadow: 0 2px 0 rgba(32, 32, 32, 0.08);
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease, transform 160ms ease;
}

.variation-option span::before {
  content: "";
  width: 10px;
  height: 10px;
  border: 2px solid #8e8e88;
  border-radius: 999px;
  background: var(--color-paper);
}

.variation-option:hover span {
  border-color: var(--color-feiyr-blue);
  transform: translateY(-1px);
}

.voice-choice:focus-visible + span {
  outline: 3px solid rgba(46, 182, 207, 0.24);
  outline-offset: 2px;
}

.voice-choice:checked + span {
  border-color: var(--color-feiyr-blue);
  background: rgba(46, 182, 207, 0.16);
  color: var(--color-ink);
}

.voice-choice:checked + span::before {
  border-color: var(--color-ink);
  background: var(--color-feiyr-green);
  box-shadow: inset 0 0 0 2px var(--color-paper);
}

.voice-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.voice-tag {
  padding: 0.38rem 0.58rem;
  border-radius: var(--radius-control);
  background: rgba(205, 231, 0, 0.18);
  border: 1px solid rgba(32, 32, 32, 0.08);
  font-size: 0.84rem;
}

.voice-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: flex-start;
}

.sample-button,
.primary-button,
.secondary-link-button {
  border: 0;
  border-radius: var(--radius-control);
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, opacity 160ms ease;
}

.sample-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0.78rem 1rem;
  border: 1px solid rgba(32, 32, 32, 0.12);
  background: var(--color-ink);
  color: var(--color-paper);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
  font-weight: 700;
}

.sample-button::before {
  content: "";
  width: 0;
  height: 0;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 11px solid currentColor;
}

.sample-button.is-playing::before {
  width: 10px;
  height: 12px;
  border: 0;
  border-left: 4px solid currentColor;
  border-right: 4px solid currentColor;
}

.sample-button:hover {
  background: var(--color-feiyr-blue);
  color: var(--color-ink);
}

.secondary-link-button:hover {
  background: #ddddda;
}

.sample-button[disabled] {
  background: var(--color-soft);
  color: var(--color-muted);
  box-shadow: none;
  cursor: not-allowed;
  opacity: 0.7;
}

.sample-button[disabled]:hover {
  background: var(--color-soft);
  color: var(--color-muted);
}

.sample-button[disabled]::before {
  display: none;
}

.primary-button[disabled] {
  cursor: wait;
  opacity: 0.62;
}

.primary-button {
  width: 100%;
  margin-top: 24px;
  padding: 1rem 1.2rem;
  background: var(--color-feiyr-blue);
  color: var(--color-ink);
  font-weight: 700;
}

.primary-button:hover {
  background: var(--color-feiyr-green);
}

.upload-progress {
  margin-top: 20px;
  padding: 0.95rem 1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: var(--color-soft);
}

.upload-progress-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--color-ink);
  font-size: 0.92rem;
  font-weight: 700;
}

.upload-progress-track {
  height: 10px;
  margin-top: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(32, 32, 32, 0.12);
}

.upload-progress-bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: var(--color-feiyr-blue);
  transition: width 180ms ease;
}

.secondary-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.9rem 1.1rem;
  background: var(--color-ink);
  color: var(--color-paper);
  font-weight: 700;
  text-decoration: none;
}

.form-error {
  margin-top: 14px;
  padding: 0.95rem 1rem;
  border-radius: var(--radius-card);
  background: rgba(159, 47, 34, 0.08);
  color: var(--color-error);
}

.site-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--color-line);
  background: var(--color-paper);
  margin-top: 0;
}

.site-footer .footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 24px;
  padding: 22px 0;
}

.footer-title {
  color: var(--color-ink);
}

.footer-copy {
  margin: 0;
  white-space: nowrap;
}

.footer-legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 24px;
  max-width: 620px;
}

.footer-legal-column {
  display: grid;
  gap: 8px;
}

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

.footer-legal-column a:hover {
  color: var(--color-ink);
}

.noscript-banner {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 30;
  padding: 12px 16px;
  border-radius: var(--radius-card);
  background: var(--color-ink);
  color: var(--color-paper);
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    position: static;
  }

  .hero-title {
    max-width: 16ch;
    font-size: clamp(2.25rem, 7vw, 2.8rem);
  }

  .hero-title-personal {
    max-width: 18ch;
    font-size: clamp(2.1rem, 6vw, 2.55rem);
  }
}

@media (max-width: 760px) {
  .footer-inner,
  .site-footer .footer-inner {
    flex-direction: column;
    align-items: start;
    justify-content: center;
    grid-template-columns: 1fr;
    padding: 16px 0;
    min-height: 0;
  }

  .footer-copy {
    white-space: normal;
  }

  .footer-legal-grid,
  .legal-link-groups {
    grid-template-columns: 1fr;
  }

  .header-inner {
    height: 80px;
    min-height: 80px;
    padding: 0 18px;
  }

  .brand-logo {
    width: 118px;
    max-height: 42px;
  }

  .header-language {
    gap: 8px;
  }

  .hero-section {
    padding-top: 34px;
    padding-bottom: 42px;
  }

  .hero-title {
    font-size: 2.35rem;
  }

  .hero-title-personal {
    font-size: 2.15rem;
  }

  .field-grid {
    grid-template-columns: 1fr;
  }

  .price-estimator-head,
  .price-result {
    grid-template-columns: 1fr;
  }

  .promo-control,
  .voice-language-control {
    grid-template-columns: 1fr;
  }

  .voice-language-control {
    display: grid;
    align-items: stretch;
  }

  .voice-language-options {
    width: 100%;
  }

  .voice-language-button {
    flex: 1 1 0;
  }

  .price-estimator-head {
    display: grid;
  }

  .form-panel {
    padding: 18px;
  }

  .form-section-card {
    padding: 18px;
  }

  .voice-list {
    max-height: 48vh;
  }
}