/* ORBiTA 官网落地页 — 简洁、低干扰 */

:root {
  --ob-bg: #f7f8fa;
  --ob-surface: #ffffff;
  --ob-text: #1a1d21;
  --ob-muted: #6b7280;
  --ob-line: #e8eaed;
  --ob-accent: #2563eb;
  --ob-accent-hover: #1d4ed8;
  --ob-radius: 12px;
  --ob-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

* {
  box-sizing: border-box;
}

body.orbita-landing {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ob-text);
  background: var(--ob-bg);
  -webkit-font-smoothing: antialiased;
}

.orbita-wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

.orbita-top {
  text-align: center;
  margin-bottom: 40px;
}

.orbita-brand {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ob-muted);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.orbita-top h1 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 4vw, 1.85rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--ob-text);
}

.orbita-top p.lead {
  margin: 0;
  font-size: 15px;
  color: var(--ob-muted);
  max-width: 36em;
  margin-left: auto;
  margin-right: auto;
}

.orbita-card {
  background: var(--ob-surface);
  border-radius: var(--ob-radius);
  box-shadow: var(--ob-shadow);
  border: 1px solid var(--ob-line);
  padding: 20px;
  margin-bottom: 20px;
}

.orbita-card label {
  display: block;
  font-size: 13px;
  color: var(--ob-muted);
  margin-bottom: 8px;
}

#orbita-input {
  width: 100%;
  min-height: 120px;
  padding: 14px 16px;
  border: 1px solid var(--ob-line);
  border-radius: 10px;
  font-size: 15px;
  font-family: inherit;
  resize: vertical;
  transition: border-color 0.15s;
}

#orbita-input:focus {
  outline: none;
  border-color: var(--ob-accent);
}

.orbita-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 16px;
}

.orbita-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 500;
  color: #fff;
  background: var(--ob-accent);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.15s;
}

.orbita-btn:hover:not(:disabled) {
  background: var(--ob-accent-hover);
}

.orbita-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.orbita-hint {
  font-size: 13px;
  color: var(--ob-muted);
}

.orbita-result {
  display: none;
}

.orbita-result.visible {
  display: block;
}

.orbita-result h2 {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ob-muted);
}

.orbita-result-body {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ob-text);
  white-space: pre-wrap;
  word-break: break-word;
}

.orbita-result-meta {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--ob-line);
  font-size: 12px;
  color: var(--ob-muted);
}

.orbita-error {
  color: #b91c1c;
  font-size: 14px;
  margin-top: 8px;
}

.orbita-footer {
  text-align: center;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--ob-line);
  font-size: 13px;
  color: var(--ob-muted);
}

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

.orbita-footer a:hover {
  color: var(--ob-accent);
}

.orbita-examples {
  margin-top: 8px;
  font-size: 13px;
  color: var(--ob-muted);
}

.orbita-examples button {
  background: none;
  border: none;
  color: var(--ob-accent);
  cursor: pointer;
  padding: 0;
  margin-right: 12px;
  text-decoration: underline;
  font-size: inherit;
}

.orbita-examples button:hover {
  color: var(--ob-accent-hover);
}

@media (min-width: 480px) {
  .orbita-wrap {
    padding-top: 64px;
  }
}

/* —— 顶栏导航 —— */
nav.orbita-nav {
  width: 100%;
  background: var(--ob-surface);
  border-bottom: 1px solid var(--ob-line);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.orbita-nav-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 16px;
  max-width: 960px;
  margin: 0 auto;
  padding: 14px 20px;
}

.orbita-nav-left {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

.orbita-nav-brand {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.04em;
  color: var(--ob-text);
  text-decoration: none;
  flex-shrink: 0;
}

.orbita-nav-brand:hover {
  color: var(--ob-accent);
}

.orbita-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 4px;
  align-items: center;
}

.orbita-nav-links a {
  font-size: 14px;
  color: var(--ob-muted);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  display: inline-block;
}

.orbita-nav-links a:hover {
  color: var(--ob-accent);
  background: #eff6ff;
}

.orbita-nav-user {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  font-size: 14px;
}

.orbita-nav-user a {
  color: var(--ob-accent);
  text-decoration: none;
  font-weight: 500;
  padding: 8px 10px;
  border-radius: 8px;
  display: inline-block;
}

.orbita-nav-user a:hover {
  text-decoration: underline;
  background: #eff6ff;
}

.orbita-nav-nick {
  color: var(--ob-muted);
  max-width: 8em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
}

.orbita-page-wide {
  max-width: 720px;
}

.orbita-page-title {
  margin: 0 0 8px;
  font-size: 1.5rem;
  font-weight: 600;
}

.orbita-page-lead {
  margin: 0 0 24px;
  color: var(--ob-muted);
  font-size: 15px;
}

.orbita-steps {
  margin: 0 0 24px;
  padding-left: 1.25rem;
  color: var(--ob-text);
  font-size: 15px;
  line-height: 1.65;
}

.orbita-steps li {
  margin-bottom: 16px;
}

.orbita-steps strong {
  display: block;
  margin-bottom: 4px;
}

.orbita-steps p {
  margin: 0;
  color: var(--ob-muted);
  font-size: 14px;
}

.orbita-callout {
  font-size: 14px;
  line-height: 1.65;
}

.orbita-callout-warn {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
  padding: 12px 14px;
  border-radius: 10px;
  margin-bottom: 20px;
}

.orbita-back {
  margin-top: 24px;
  font-size: 14px;
}

.orbita-back a {
  color: var(--ob-accent);
}

.orbita-mini-flow {
  padding: 14px 18px;
}

.orbita-mini-flow-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 14px;
}

.orbita-mini-flow-inner a {
  color: var(--ob-accent);
  text-decoration: none;
}

.orbita-mini-flow-inner a:hover {
  text-decoration: underline;
}

.orbita-muted {
  color: var(--ob-muted);
  font-size: 14px;
}

.orbita-status {
  padding: 12px 14px;
  border-radius: 10px;
  margin-bottom: 20px;
  font-size: 14px;
}

.orbita-status-pending {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
}

.orbita-status-approved {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.orbita-status-rejected {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.orbita-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
}

.orbita-tag-ok {
  background: #ecfdf5;
  color: #065f46;
}

.orbita-tag-bad {
  background: #fef2f2;
  color: #991b1b;
}

.orbita-tag-wait {
  background: #eff6ff;
  color: #1e40af;
}

.orbita-small {
  font-size: 12px;
}

.orbita-form .orbita-form-row {
  margin-bottom: 14px;
}

.orbita-form label {
  display: block;
  font-size: 13px;
  color: var(--ob-muted);
  margin-bottom: 6px;
}

.orbita-form .req {
  color: #dc2626;
}

.orbita-form input[type="text"],
.orbita-form textarea,
.orbita-select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--ob-line);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
}

.orbita-form textarea {
  resize: vertical;
  min-height: 72px;
}

.orbita-form-actions {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.orbita-btn-inline {
  padding: 8px 16px;
  font-size: 14px;
}

.orbita-link-muted {
  font-size: 14px;
  color: var(--ob-muted);
}

.orbita-toolbar {
  margin: 0 0 16px;
}

.orbita-table-wrap {
  overflow-x: auto;
  padding: 0;
}

.orbita-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.orbita-table th,
.orbita-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--ob-line);
  vertical-align: top;
}

.orbita-table th {
  color: var(--ob-muted);
  font-weight: 500;
}

.orbita-code {
  display: inline-block;
  max-width: 220px;
  overflow: auto;
  word-break: break-all;
  font-size: 12px;
  background: #f3f4f6;
  padding: 2px 6px;
  border-radius: 4px;
}

.orbita-code-key {
  max-width: 280px;
}

.orbita-hint-block {
  margin-top: 12px;
  font-size: 13px;
  color: var(--ob-muted);
}

.orbita-empty {
  text-align: center;
  padding: 28px 16px;
}

.orbita-empty p {
  margin: 0 0 8px;
}

.orbita-empty a {
  color: var(--ob-accent);
}