.support-page {
  --support-ink: #173a4d;
  --support-muted: #67808e;
  --support-line: rgba(47, 100, 127, 0.16);
  --support-glass: rgba(249, 253, 255, 0.82);
  background:
    radial-gradient(circle at 86% 8%, rgba(95, 178, 207, 0.14), transparent 32%),
    linear-gradient(180deg, #f4fbfd 0%, #edf6f8 100%);
  color: var(--support-ink);
}

.support-navbar {
  border-bottom: 1px solid var(--support-line);
  background: rgba(244, 251, 253, 0.86);
  backdrop-filter: blur(16px);
}

.support-navbar .navbar-title,
.support-intro h2,
.support-section-head h2,
.support-answer-card h3 {
  font-family: ui-sans-serif, system-ui, -apple-system, "Microsoft YaHei", sans-serif;
}

.support-scroll {
  height: calc(100% - var(--navbar-height, 56px));
  padding: 20px 18px calc(32px + env(safe-area-inset-bottom));
  overflow-y: auto;
  overscroll-behavior: contain;
}

.support-intro,
.support-ask,
.support-answer-card,
.support-feedback-entry,
.support-receipts {
  max-width: 680px;
  margin-inline: auto;
}

.support-intro {
  padding: 20px 2px 18px;
}

.support-intro > span,
.support-answer-source {
  color: #397895;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.support-intro h2 {
  margin: 7px 0 6px;
  font-size: clamp(24px, 7vw, 34px);
  font-weight: 680;
  letter-spacing: -0.035em;
}

.support-intro p,
.support-answer-card p {
  margin: 0;
  color: var(--support-muted);
  line-height: 1.65;
}

.support-ask,
.support-answer-card,
.support-feedback-entry,
.support-receipts {
  border: 1px solid var(--support-line);
  border-radius: 18px;
  background: var(--support-glass);
  box-shadow: 0 12px 35px rgba(34, 86, 109, 0.08);
}

.support-ask {
  padding: 16px;
}

.support-ask > label,
.support-feedback-quick-field > span {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 700;
}

.support-ask textarea,
.support-feedback-quick-field textarea {
  width: 100%;
  border: 1px solid var(--support-line);
  border-radius: 12px;
  padding: 12px;
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.72);
  color: var(--support-ink);
  font: inherit;
  line-height: 1.55;
  resize: vertical;
}

.support-ask textarea:focus-visible,
.support-feedback-quick-field textarea:focus-visible,
.support-text-button:focus-visible,
.support-vision-pick:focus-within,
.support-vision-remove:focus-visible,
.support-quick-questions button:focus-visible {
  outline: 2px solid #4e96b6;
  outline-offset: 2px;
}

.support-quick-questions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 9px;
}

.support-quick-questions button {
  padding: 6px 9px;
  border: 1px solid rgba(57, 120, 149, 0.2);
  border-radius: 9px;
  background: transparent;
  color: #397895;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.support-vision-input {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--support-line);
}

.support-vision-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.support-vision-pick,
.support-vision-remove {
  border: 0;
  background: transparent;
  color: #397895;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.support-vision-pick {
  display: inline-flex;
  align-items: center;
}

.support-vision-pick input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.support-vision-remove {
  color: var(--support-muted);
}

.support-vision-input > small {
  display: block;
  margin-top: 8px;
  color: var(--support-muted);
  font-size: 11px;
  line-height: 1.5;
}

.support-vision-preview {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 9px;
}

.support-vision-preview img {
  width: 72px;
  height: 72px;
  border: 1px solid var(--support-line);
  border-radius: 10px;
  object-fit: cover;
}

.support-vision-preview span {
  color: var(--support-muted);
  font-size: 12px;
}

.support-ask-actions,
.support-answer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 12px;
}

.support-answer-host {
  max-width: 680px;
  margin: 14px auto;
}

.support-feedback-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 12px;
  margin-top: 14px;
  padding: 16px 18px;
  border-color: rgba(190, 137, 38, 0.28);
  background: linear-gradient(105deg, rgba(255, 249, 226, 0.94), rgba(249, 253, 255, 0.9));
}

.support-feedback-copy {
  display: grid;
  grid-column: 1 / -1;
  gap: 3px;
}

.support-feedback-entry span {
  color: #9a6b16;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.support-feedback-entry strong {
  font-size: 16px;
}

.support-feedback-entry small {
  color: var(--support-muted);
  line-height: 1.45;
}

.support-feedback-quick-field {
  min-width: 0;
}

.support-feedback-quick-field textarea {
  min-height: 62px;
  resize: vertical;
}

.support-feedback-entry .btn {
  flex: none;
  min-height: 44px;
}

.support-answer-card {
  padding: 18px;
}

.support-answer-card h3 {
  margin: 6px 0 8px;
  font-size: 18px;
}

.support-answer-card ol {
  margin: 14px 0 0;
  padding-left: 22px;
  color: var(--support-muted);
  line-height: 1.65;
}

.support-answer-card small {
  display: block;
  margin-top: 12px;
  color: var(--support-muted);
}

.support-feedback-advice {
  display: grid;
  gap: 3px;
  margin-top: 16px;
  padding: 11px 12px;
  border: 1px solid var(--support-line);
  border-radius: 12px;
  background: rgba(246, 249, 244, 0.82);
}

.support-feedback-advice strong {
  color: #3d5b37;
  font-size: 13px;
}

.support-feedback-advice span {
  color: var(--support-muted);
  font-size: 12px;
  line-height: 1.45;
}

.support-feedback-advice.is-recommended {
  border-color: rgba(91, 117, 64, 0.38);
  background: rgba(222, 235, 180, 0.42);
}

.support-oneclick-feedback {
  width: 100%;
  margin-top: 12px;
}

.support-consent-sheet {
  width: min(520px, calc(100vw - 28px));
  border: 1px solid rgba(47, 100, 127, 0.16) !important;
  background: #f9fdff !important;
  color: #173a4d;
}

.support-consent-sheet .modal-body {
  display: grid;
  gap: 12px;
}

.support-consent-sheet .modal-body p,
.support-consent-sheet .modal-body small {
  margin: 0;
  color: #67808e;
  line-height: 1.55;
}

.support-consent-sheet blockquote {
  margin: 0;
  padding: 12px 14px;
  border-left: 3px solid #4e96b6;
  border-radius: 0 10px 10px 0;
  background: rgba(78, 150, 182, 0.08);
  color: #28566a;
  line-height: 1.55;
}

.support-follow-up {
  margin-top: 14px !important;
  padding-top: 12px;
  border-top: 1px solid var(--support-line);
}

.support-receipts {
  margin-top: 14px;
  padding: 16px;
}

.support-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.support-section-head h2 {
  margin: 0;
  font-size: 16px;
}

.support-text-button {
  border: 0;
  background: transparent;
  color: #397895;
  font: inherit;
  font-size: 13px;
}

.support-empty {
  padding: 18px;
  color: var(--support-muted);
  text-align: center;
}

.support-receipt {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 5px 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--support-line);
}

.support-receipt:last-child {
  border-bottom: 0;
}

.support-receipt span {
  color: #397895;
  font-size: 12px;
}

.support-receipt p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--support-muted);
  font-size: 13px;
}

@media (prefers-reduced-motion: reduce) {
  .support-page * {
    scroll-behavior: auto !important;
  }
}

@media (max-width: 520px) {
  .support-feedback-entry {
    grid-template-columns: 1fr;
  }

  .support-feedback-entry .btn {
    width: 100%;
  }
}