:root {
  --bg: #f5f5f5;
  --panel: #ffffff;
  --panel-strong: #fafafa;
  --text: #111111;
  --muted: #666666;
  --accent: #111111;
  --accent-strong: #111111;
  --line: #d9d9d9;
  --line-strong: #c4c4c4;
  --shadow: none;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font-family:
    "PingFang SC",
    "Microsoft YaHei",
    "Noto Sans SC",
    sans-serif;
}

.page {
  width: min(980px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 48px 0 64px;
}

.hero {
  display: block;
}

.hero-panel,
.card,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.eyebrow {
  display: inline-flex;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-panel {
  padding: 32px 32px 28px;
}

.hero-panel h1 {
  margin: 12px 0 6px;
  font-size: clamp(34px, 5vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero-text {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.field span {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
}

.field input,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--text);
  box-shadow: none;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.mode-switch {
  display: inline-flex;
  padding: 4px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: #f0f0f0;
}

.mode-btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 0;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.mode-btn.active {
  color: #fff;
  background: #111111;
}

.session-box {
  margin-bottom: 18px;
}

.actions-compact {
  margin-top: 4px;
}

.login-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.login-form .field {
  margin-bottom: 0;
}

.btn-link {
  display: inline-flex;
  text-decoration: none;
}

.hidden {
  display: none !important;
}

.btn {
  appearance: none;
  border: 1px solid #111111;
  border-radius: 2px;
  padding: 12px 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.16s ease, color 0.16s ease, opacity 0.16s ease;
}

.btn:hover {
  transform: none;
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  transform: none;
}

.btn-primary {
  color: #fff;
  background: #111111;
}

.btn-secondary {
  color: var(--text);
  background: #ffffff;
}

.hint {
  margin: 14px 2px 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.card,
.panel {
  padding: 18px;
}

.card-label {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

.card strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
  line-height: 1.1;
}

.card small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.panel-head h2 {
  margin: 0;
  font-size: 18px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 2px;
  border: 1px solid var(--line);
  background: #f7f7f7;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.result-box {
  margin: 16px 0 0;
  padding: 16px;
  min-height: 120px;
  overflow: auto;
  border-radius: 2px;
  border: 1px solid var(--line);
  background: #f7f7f7;
  color: #222;
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.records-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.record-item,
.empty {
  padding: 12px 14px;
  border-radius: 2px;
  border: 1px solid var(--line);
  background: #fafafa;
}

.record-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.record-date {
  font-weight: 700;
}

.record-quota {
  color: var(--text);
  font-weight: 700;
}

.turnstile-wrap {
  margin-top: 16px;
  padding: 16px;
  border-radius: 2px;
  border: 1px solid var(--line);
  background: #fafafa;
}

.turnstile-tip {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 980px) {
  .status-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    padding: 24px;
  }

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