/* 线上自助报修 — 延续服务与支持主题 */
.support-repair-page {
  --support-repair-shell: min(760px, calc(100% - 48px));
}

.support-repair-content {
  padding-top: 40px;
  padding-bottom: 72px;
}

.support-repair-content__inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: var(--support-repair-shell);
  margin-inline: auto;
  padding-inline: 24px;
}

.support-repair-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--support-text-soft);
}

.support-repair-breadcrumb a {
  color: var(--support-link);
  text-decoration: none;
}

.support-repair-breadcrumb a:hover {
  text-decoration: underline;
}

.support-repair-kicker {
  margin: 0 0 8px;
  font-size: 12px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--support-primary);
}

.support-repair-desc {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--support-text-soft);
}

.support-form-panel {
  padding: 32px 24px;
  border: 1px solid var(--support-border);
  border-radius: 16px;
  background: #fff;
}

.support-form-title {
  margin: 0;
  font-size: 24px;
  line-height: 1.3;
  font-weight: 700;
  color: var(--support-text);
}

.support-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 24px;
}

.support-form-field > span:first-child {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--support-text);
}

.support-input-wrap input,
.support-region-select {
  width: 100%;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--support-border);
  border-radius: 10px;
  font-size: 14px;
  color: var(--support-text);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.support-input-wrap input:focus,
.support-region-select:focus {
  border-color: color-mix(in srgb, var(--support-primary) 45%, var(--support-border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--support-primary) 10%, transparent);
  outline: none;
}

.support-form-field-region {
  grid-column: 1 / -1;
}

.support-region-picker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  width: 100%;
}

.support-region-select {
  flex: 1;
  min-width: 100px;
}

.support-region-sep {
  color: var(--support-text-soft);
}

.support-form-topics {
  margin-top: 24px;
}

.support-form-topics-label {
  display: block;
  margin-bottom: 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--support-text);
}

.support-topic-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.support-topic-btn {
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid var(--support-border);
  border-radius: 999px;
  font-size: 14px;
  color: var(--support-text);
  background: #fff;
  cursor: pointer;
  transition: all 0.2s;
}

.support-topic-btn.is-active {
  border-color: var(--support-primary);
  color: #fff;
  background: var(--support-primary);
}

.support-submit-btn {
  width: 100%;
  min-height: 48px;
  margin-top: 28px;
  border: 0;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  background: var(--support-primary);
  cursor: pointer;
  transition: background 0.2s;
}

.support-submit-btn:hover {
  background: var(--support-primary-dark);
}

.support-submit-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.support-form-feedback {
  margin-top: 12px;
  font-size: 14px;
}

.support-form-feedback.is-error {
  color: #dc2626;
}

.support-form-feedback.is-success {
  color: var(--support-primary);
}

.support-toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: 120;
  max-width: min(92vw, 420px);
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: #fff;
  background: rgba(0, 0, 0, 0.82);
  transform: translate(-50%, 16px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.support-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media (min-width: 768px) {
  .support-form-panel {
    padding: 40px;
  }

  .support-form-grid {
    grid-template-columns: 1fr 1fr;
  }
}