/* ==================== 网站公开表单（在线投诉 / 同行合作） ==================== */
.sf-page {
  --sf-fg: var(--color-fg);
  --sf-text: #3a3f45;
  --sf-muted: var(--color-fg-muted);
  --sf-line: rgba(0, 0, 0, .08);
  --sf-line-strong: rgba(0, 0, 0, .14);
  --sf-subtle: var(--color-bg-subtle);
  --sf-brand: var(--color-brand);
  --sf-accent: var(--brand-700);
  --sf-accent-soft: var(--brand-50);
  --sf-danger: #c62828;
  width: 100%;
  min-height: 80vh;
  background: var(--color-surface);
  color: var(--sf-text);
}

.sf-shell {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  box-sizing: border-box;
}

.sf-hero {
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--sf-line);
}

.sf-title {
  margin: 0;
  font-size: 40px;
  font-weight: var(--fw-bold, 700);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--sf-fg);
}

.sf-intro {
  max-width: 680px;
  margin: 12px 0 0;
  font-size: 17px;
  line-height: 1.65;
  color: var(--sf-muted);
}

.sf-grid {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 48px;
  align-items: start;
  padding-top: 40px;
  padding-bottom: 96px;
}

/* ---------- 说明卡片 ---------- */
.sf-aside {
  position: sticky;
  top: calc(var(--gta-header-h, 60px) + 32px);
}

.sf-aside-card {
  padding: 24px;
  border: 1px solid var(--sf-line);
  border-radius: 16px;
  background: var(--sf-subtle);
}

.sf-aside-title {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: var(--fw-semibold, 600);
  line-height: 1.4;
  color: var(--sf-fg);
}

.sf-aside-points {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sf-aside-points li {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 0 14px 18px;
  font-size: 14px;
  line-height: 1.6;
}

.sf-aside-points li::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sf-brand);
}

.sf-aside-points strong {
  font-size: 15px;
  font-weight: var(--fw-semibold, 600);
  color: var(--sf-fg);
}

.sf-aside-points span {
  color: var(--sf-muted);
}

.sf-aside-note {
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--sf-line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--sf-muted);
}

.sf-aside-btn {
  width: 100%;
  margin-top: 4px;
}

/* ---------- 表单 ---------- */
.sf-card {
  padding: 32px;
  border: 1px solid var(--sf-line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .03);
}

.sf-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 20px;
}

.sf-field {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin-bottom: 20px;
}

.sf-label {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: var(--fw-medium, 500);
  line-height: 1.4;
  color: var(--sf-fg);
}

.sf-required {
  color: var(--sf-danger);
}

.sf-optional {
  font-size: 12px;
  font-weight: var(--fw-normal, 400);
  color: var(--sf-muted);
}

.sf-input,
.sf-select,
.sf-textarea {
  width: 100%;
  min-width: 0;
  height: 46px;
  padding: 0 14px;
  border: 1px solid var(--sf-line-strong);
  border-radius: 10px;
  background: #fff;
  color: var(--sf-fg);
  font-family: inherit;
  font-size: 16px;
  line-height: 1.4;
  box-sizing: border-box;
  transition: border-color .15s ease, box-shadow .15s ease;
  -webkit-appearance: none;
  appearance: none;
}

.sf-select {
  padding-right: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 24 24%27 fill=%27none%27 stroke=%27%236b7280%27 stroke-width=%271.6%27 stroke-linecap=%27round%27 stroke-linejoin=%27round%27%3E%3Cpath d=%27M6 9l6 6 6-6%27/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px 16px;
  cursor: pointer;
}

.sf-select:invalid,
.sf-select option[value=''] {
  color: var(--color-fg-muted);
}

.sf-select option {
  color: var(--sf-fg);
}

.sf-textarea {
  height: auto;
  min-height: 168px;
  padding: 12px 14px 28px;
  line-height: 1.7;
  resize: vertical;
}

.sf-input::placeholder,
.sf-textarea::placeholder {
  color: #9aa1a9;
}

.sf-input:focus,
.sf-select:focus,
.sf-textarea:focus {
  border-color: var(--sf-brand);
  box-shadow: 0 0 0 3px rgba(47, 178, 106, .16);
}

.sf-input:disabled,
.sf-select:disabled,
.sf-textarea:disabled {
  background-color: var(--sf-subtle);
  color: var(--sf-muted);
}

.sf-field.has-error .sf-input,
.sf-field.has-error .sf-select,
.sf-field.has-error .sf-textarea {
  border-color: var(--sf-danger);
}

.sf-field.has-error .sf-input:focus,
.sf-field.has-error .sf-textarea:focus {
  box-shadow: 0 0 0 3px rgba(198, 40, 40, .12);
}

.sf-combo {
  display: flex;
  gap: 8px;
}

.sf-combo-app {
  flex: 0 0 132px;
  width: 132px;
}

.sf-combo-account {
  flex: 1 1 auto;
}

.sf-counter {
  position: absolute;
  right: 12px;
  bottom: 8px;
  font-size: 12px;
  color: var(--sf-muted);
  font-variant-numeric: tabular-nums;
  pointer-events: none;
}

.sf-field--content.has-error .sf-counter {
  bottom: 32px;
}

.sf-counter.is-over {
  color: var(--sf-danger);
}

.sf-hint,
.sf-error {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.5;
}

.sf-hint {
  color: var(--sf-muted);
}

.sf-error {
  color: var(--sf-danger);
}

/* 蜜罐字段：移出可视区域（不用 display:none，部分机器人会跳过隐藏字段） */
.sf-hp {
  position: absolute !important;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.sf-agree {
  margin: 4px 0 20px;
}

.sf-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--sf-text);
  cursor: pointer;
}

.sf-check input {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--sf-brand);
  cursor: pointer;
}

.sf-check a {
  color: var(--sf-accent);
  text-decoration: underline;
  text-decoration-color: rgba(28, 138, 77, .35);
  text-underline-offset: 3px;
}

.sf-agree .sf-error {
  margin-left: 28px;
}

.sf-submit-error {
  margin: 0 0 16px;
  padding: 12px 14px;
  border-radius: 10px;
  background: #fdecec;
  color: var(--sf-danger);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------- 按钮 ---------- */
.sf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: var(--fw-semibold, 600);
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  box-sizing: border-box;
  transition: background-color .15s ease, border-color .15s ease, opacity .15s ease;
}

.sf-btn--primary {
  border: 1px solid var(--sf-brand);
  background: var(--sf-brand);
  color: #fff;
}

.sf-btn--primary:hover:not(:disabled) {
  background: var(--brand-600);
}

.sf-btn--ghost {
  border: 1px solid var(--sf-line-strong);
  background: #fff;
  color: var(--sf-fg);
}

.sf-btn:disabled {
  opacity: .6;
  cursor: not-allowed;
}

.sf-submit {
  min-width: 160px;
}

.sf-page a:focus-visible,
.sf-page button:focus-visible,
.sf-check input:focus-visible {
  outline: 2px solid var(--sf-brand);
  outline-offset: 2px;
}

/* ---------- 成功状态 ---------- */
.sf-success {
  padding: 48px 32px;
  text-align: center;
  scroll-margin-top: 24px;
}

.sf-success-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--sf-accent-soft);
  color: var(--sf-accent);
  font-size: 26px;
  font-weight: var(--fw-bold, 700);
}

.sf-success-title {
  margin: 16px 0 8px;
  font-size: 24px;
  font-weight: var(--fw-semibold, 600);
  color: var(--sf-fg);
}

.sf-success-text {
  max-width: 460px;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sf-text);
}

.sf-ticket {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: var(--fw-semibold, 600);
  color: var(--sf-fg);
  letter-spacing: .02em;
  word-break: break-all;
}

.sf-success-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

/* ==================== 响应式 ==================== */
@media (max-width: 991px) {
  .sf-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    max-width: 720px;
  }

  .sf-aside {
    position: static;
  }
}

@media (max-width: 767px) {
  .sf-shell {
    padding: 0 16px;
  }

  .sf-hero {
    padding: 32px 0 24px;
  }

  .sf-title {
    font-size: 30px;
  }

  .sf-intro {
    font-size: 15px;
  }

  .sf-grid {
    padding-top: 24px;
    padding-bottom: 64px;
  }

  .sf-aside-card {
    padding: 20px;
  }

  .sf-card {
    padding: 20px 16px;
    border-radius: 14px;
  }

  .sf-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .sf-combo-app {
    flex-basis: 136px;
    width: 136px;
    padding-left: 12px;
    padding-right: 30px;
    background-position: right 10px center;
  }

  .sf-submit {
    width: 100%;
  }

  .sf-success {
    padding: 36px 20px;
  }
}