/* ============================================================
   docs.css — API 文档页面特有样式
   ============================================================ */

/* ============ API 文档双栏布局 ============ */
.docs-layout {
  display: flex;
  gap: 0;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ 左侧侧边栏 ============ */
.docs-sidebar {
  width: 260px;
  flex-shrink: 0;
  padding: 28px 0 40px;
  border-right: 1px solid var(--border);
  position: sticky;
  top: 80px;
  align-self: flex-start;
  max-height: calc(100vh - 80px);
  overflow-y: auto;
}

.sidebar-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  padding: 0 16px 14px 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

.sidebar-title svg {
  color: var(--body-c);
}

.api-list {
  list-style: none;
  padding: 0;
}

.api-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background 120ms ease;
  font-size: 13px;
  color: var(--body-c);
  flex-wrap: wrap;
}

.api-item:hover {
  background: var(--surface);
}

.api-item.active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 500;
}

.api-item.active .api-path {
  color: var(--accent);
}

.api-method {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
  letter-spacing: 0.04em;
}

.api-method.get {
  background: #dbeafe;
  color: #1d4ed8;
}

.api-method.post {
  background: #d1fae5;
  color: #059669;
}

.api-method.put {
  background: #fef3c7;
  color: #d97706;
}

.api-method.delete {
  background: #fee2e2;
  color: #dc2626;
}

.api-path {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
}

.api-badge {
  font-size: 10px;
  color: var(--body-c);
  background: var(--surface);
  padding: 0 6px;
  border-radius: 3px;
  margin-left: auto;
}

.api-tag {
  font-size: 9px;
  color: #f59e0b;
  background: var(--warn-bg);
  padding: 0 6px;
  border-radius: 3px;
}

/* ============ 右侧内容区 ============ */
.docs-main {
  flex: 1;
  padding: 28px 0 40px 40px;
  min-width: 0;
}

/* API 内容切换 */
.api-content {
  display: none;
}

.api-content.active {
  display: block;
}

/* API 头部 */
.api-header {
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--border);
}

.api-header h1 {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.api-header h1 code {
  font-size: 22px;
  color: var(--ink);
}

.api-method-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 4px;
}

.api-method-label.post {
  background: #d1fae5;
  color: #059669;
}

.api-method-label.get {
  background: #dbeafe;
  color: #1d4ed8;
}

.api-status {
  font-size: 13px;
  font-weight: 400;
  color: var(--ok);
}

.api-status.coming {
  color: #f59e0b;
}

.api-desc {
  font-size: 16px;
  color: var(--body-c);
  margin-top: 8px;
}

/* ============ 文档内容 ============ */
.docs-content {
  max-width: 820px;
}

.docs-content h2 {
  font-size: clamp(22px, 2.8vw, 30px);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin: 44px 0 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}

.docs-content h2:first-of-type {
  margin-top: 0;
}

.docs-content h3 {
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  margin: 28px 0 12px;
}

.docs-content p {
  color: var(--body-c);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 12px;
}

.docs-content p code {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 8px;
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--ink);
}

.lead-block {
  font-size: 17px;
  color: var(--ink-soft);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 18px 22px;
  border-left: 3px solid var(--accent);
  margin-bottom: 28px;
}

.lead-block code {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 8px;
  font-size: 14px;
  font-family: var(--font-mono);
  color: var(--ink);
}

/* ============ 三步接入（复用首页样式） ============ */
.docs-content .steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 16px 0 28px;
  max-width: 100%;
}

.docs-content .step {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 18px;
  box-shadow: var(--shadow-sm);
}

.docs-content .step .step-n {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  font-family: var(--font-mono);
}

.docs-content .step h3 {
  font-size: 16px;
  color: var(--ink);
  margin: 8px 0 6px;
}

.docs-content .step p {
  font-size: 14px;
  color: var(--body-c);
  margin: 0;
}

.docs-content .step p code {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12.5px;
  font-family: var(--font-mono);
  color: var(--ink);
}

.docs-content .step p a {
  color: var(--accent);
  text-decoration: none;
}

.docs-content .step p a:hover {
  text-decoration: underline;
}

/* ============ 文档表格 ============ */
.doc-table-wrap {
  overflow-x: auto;
  margin: 16px 0 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
}

.doc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.doc-table th,
.doc-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.doc-table thead th {
  background: var(--surface);
  color: var(--ink);
  font-weight: 600;
  font-size: 13px;
}

.doc-table tbody tr:last-child td {
  border-bottom: 0;
}

.doc-table td code {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12.5px;
  font-family: var(--font-mono);
  color: var(--ink);
  white-space: nowrap;
}

.doc-table tbody tr:hover {
  background: var(--surface);
}

/* ============ 计费规则 ============ */
.rule-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin: 16px 0 20px;
}

.rule-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  gap: 12px;
}

.rule-item .label {
  color: var(--body-c);
  font-size: 13px;
  font-weight: 500;
}

.rule-item code {
  color: var(--accent);
  font-size: 13px;
  font-family: var(--font-mono);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 10px;
}

/* ============ 提示框 ============ */
.note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin: 16px 0;
}

.note.warn {
  background: var(--warn-bg);
}

.note svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
  color: var(--accent);
}

.note.warn svg {
  color: var(--warn);
}

.note span {
  font-size: 14px;
  color: var(--ink-soft);
}

/* ============ 即将上线 ============ */
.coming-soon {
  text-align: center;
  padding: 60px 20px;
}

.coming-soon svg {
  width: 48px;
  height: 48px;
  color: var(--body-c);
  margin-bottom: 16px;
}

.coming-soon h3 {
  font-size: 22px;
  color: var(--ink);
  margin-bottom: 8px;
}

.coming-soon p {
  color: var(--body-c);
  font-size: 15px;
}

/* ============ 响应式 ============ */
@media (max-width: 768px) {
  .docs-layout {
    flex-direction: column;
    padding: 0 16px;
  }

  .docs-sidebar {
    width: 100%;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    max-height: none;
  }

  .sidebar-title {
    cursor: pointer;
    user-select: none;
  }

  .api-list {
    display: none;
  }

  .docs-sidebar.open .api-list {
    display: block;
  }

  .sidebar-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    font-size: 14px;
    font-family: var(--font-sans);
    color: var(--ink-soft);
    cursor: pointer;
    width: 100%;
    margin-bottom: 8px;
  }

  .docs-main {
    padding: 20px 0 32px;
  }

  .api-header h1 {
    font-size: 20px;
  }

  .api-header h1 code {
    font-size: 18px;
  }

  .docs-content .steps {
    grid-template-columns: 1fr;
  }

  .doc-table th,
  .doc-table td {
    padding: 8px 12px;
    font-size: 13px;
  }

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

  .rule-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .lead-block {
    font-size: 15px;
    padding: 14px 16px;
  }

  .note {
    flex-direction: column;
    gap: 6px;
  }

  .coming-soon {
    padding: 40px 16px;
  }

  .coming-soon h3 {
    font-size: 19px;
  }
}

@media (max-width: 480px) {
  .docs-layout {
    padding: 0 12px;
  }

  .api-header h1 {
    font-size: 17px;
  }

  .api-header h1 code {
    font-size: 15px;
  }

  .api-desc {
    font-size: 14px;
  }

  .docs-content h2 {
    font-size: 19px;
  }

  .docs-content h3 {
    font-size: 16px;
  }

  .docs-content p {
    font-size: 14px;
  }

  .doc-table th,
  .doc-table td {
    padding: 6px 10px;
    font-size: 12px;
  }

  .doc-table td code {
    font-size: 11px;
    padding: 0 4px;
  }

  .docs-content .step {
    padding: 16px;
  }

  .docs-content .step h3 {
    font-size: 15px;
  }

  .note {
    padding: 10px 14px;
  }

  .note span {
    font-size: 13px;
  }

  .api-item {
    padding: 8px 12px;
    font-size: 12px;
  }

  .api-method {
    font-size: 9px;
  }

  .api-path {
    font-size: 12px;
  }
}

/* ============ 登录弹窗 ============ */
.mask {
  position: fixed;
  inset: 0;
  background: rgba(6, 27, 49, 0.5);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 99;
  padding: 20px;
}

.mask.open {
  display: flex;
}

.modal {
  width: 100%;
  max-width: 400px;
  background: #fff;
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow-blue);
}

.modal h3 {
  font-size: 19px;
  color: var(--ink);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.modal .close {
  float: right;
  background: none;
  border: 0;
  color: var(--body-c);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
}

.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.row {
  display: flex;
  gap: 10px;
}

.inp {
  flex: 1;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--ink);
  padding: 11px 13px;
  font-size: 15px;
  outline: none;
  transition: border-color 120ms ease;
  width: 100%;
}

.inp:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(83, 58, 253, 0.12);
}

.inp::placeholder {
  color: #9aabc0;
}

.btn-code {
  white-space: nowrap;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--accent);
  border-radius: var(--radius-sm);
  padding: 0 14px;
  cursor: pointer;
  font-size: 13.5px;
}

.btn-code:disabled {
  color: #9aabc0;
  cursor: not-allowed;
}

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

.small {
  font-size: 12px;
  color: var(--body-c);
  margin-top: 12px;
  text-align: center;
}

.auth-tabs {
  display: flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 14px;
}

.auth-tabs span {
  flex: 1;
  text-align: center;
  padding: 8px 0;
  cursor: pointer;
  color: var(--body-c);
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.auth-tabs span.on {
  background: var(--accent);
  color: #fff;
  font-weight: 500;
}