/* Apple Design — light system UI with vibrancy & spring motion */

:root {
  --bg: #f5f5f7;
  --bg-secondary: #ffffff;
  --bg-tertiary: rgba(255, 255, 255, 0.72);
  --bg-hover: rgba(0, 0, 0, 0.04);
  --bg-active: rgba(0, 0, 0, 0.06);
  --border: rgba(0, 0, 0, 0.08);
  --border-strong: rgba(0, 0, 0, 0.12);
  --text: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-tertiary: #86868b;
  --accent: #007aff;
  --accent-hover: #0066d6;
  --accent-soft: rgba(0, 122, 255, 0.12);
  --danger: #ff3b30;
  --danger-soft: rgba(255, 59, 48, 0.12);
  --success: #34c759;
  --success-soft: rgba(52, 199, 89, 0.14);
  --warning: #ff9500;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
  --spring: cubic-bezier(0.32, 0.72, 0, 1);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", sans-serif;
  --mono: "SF Mono", ui-monospace, Menlo, monospace;
  --sidebar-w: 240px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1c1e;
    --bg-secondary: #2c2c2e;
    --bg-tertiary: rgba(44, 44, 46, 0.78);
    --bg-hover: rgba(255, 255, 255, 0.06);
    --bg-active: rgba(255, 255, 255, 0.1);
    --border: rgba(255, 255, 255, 0.1);
    --border-strong: rgba(255, 255, 255, 0.16);
    --text: #f5f5f7;
    --text-secondary: #a1a1a6;
    --text-tertiary: #86868b;
    --accent: #0a84ff;
    --accent-hover: #409cff;
    --accent-soft: rgba(10, 132, 255, 0.18);
    --danger-soft: rgba(255, 59, 48, 0.18);
    --success-soft: rgba(52, 199, 89, 0.18);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
  }
  .icon-sm, .icon-md, .icon-lg { filter: invert(0.92); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.47059;
  letter-spacing: -0.022em;
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
}

code {
  font-family: var(--mono);
  font-size: 0.8667em;
  background: var(--bg-hover);
  padding: 2px 7px;
  border-radius: 6px;
}

.icon-xs { width: 14px; height: 14px; opacity: 0.7; flex-shrink: 0; }
.icon-sm { width: 16px; height: 16px; opacity: 0.72; vertical-align: middle; flex-shrink: 0; }
.icon-md { width: 22px; height: 22px; opacity: 0.85; }
.icon-lg { width: 36px; height: 36px; opacity: 0.9; }

/* ── Landing ── */
.landing-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse 70% 50% at 50% -10%, rgba(0, 122, 255, 0.07), transparent),
    var(--bg);
}

.landing-card {
  text-align: center;
  padding: 48px 40px;
  max-width: 360px;
}

.landing-icon {
  width: 48px;
  height: 48px;
  opacity: 0.85;
  margin-bottom: 20px;
}

.landing-card h1 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.028em;
  margin-bottom: 16px;
}

.landing-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--success);
  background: var(--success-soft);
  padding: 6px 14px;
  border-radius: 980px;
  margin-bottom: 12px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.landing-hint {
  font-size: 13px;
  color: var(--text-tertiary);
  letter-spacing: -0.01em;
}

@media (prefers-color-scheme: light) {
  .landing-icon { filter: none; opacity: 0.7; }
}

@media (prefers-reduced-motion: reduce) {
  .status-dot { animation: none; }
}

/* ── Login ── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(0, 122, 255, 0.08), transparent),
    var(--bg);
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px 32px;
  box-shadow: var(--shadow);
}

.login-header { text-align: center; margin-bottom: 28px; }
.login-header h1 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.028em;
  margin: 14px 0 4px;
}
.login-header p { color: var(--text-secondary); font-size: 14px; }

.login-form { display: flex; flex-direction: column; gap: 18px; }
.login-form label { display: flex; flex-direction: column; gap: 6px; }
.login-form label span {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

/* ── Layout ── */
.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-tertiary);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 12px;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 18px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.02em;
}

.nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: none;
  background: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  transition: background 0.15s var(--spring), color 0.15s var(--spring), transform 0.1s ease-out;
  letter-spacing: -0.01em;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text); }
.nav-item:active { transform: scale(0.98); }
.nav-item.active {
  background: var(--accent-soft);
  color: var(--accent);
}
.nav-item.active .icon-sm { opacity: 1; }

.logout-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background 0.15s var(--spring);
}
.logout-link:hover { background: var(--bg-hover); color: var(--text); }
.logout-link:active { transform: scale(0.98); }

.main {
  flex: 1;
  padding: 32px 40px 48px;
  overflow-y: auto;
  max-width: 1100px;
}

.page-header { margin-bottom: 28px; }
.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.15;
}
.subtitle {
  color: var(--text-secondary);
  font-size: 15px;
  margin-top: 6px;
  letter-spacing: -0.01em;
}

.tab-panel {
  display: none;
  animation: panelIn 0.35s var(--spring) both;
}
.tab-panel.active { display: block; }

@keyframes panelIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.toolbar {
  margin-bottom: 16px;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.toolbar-spacer { flex: 1; }

/* ── Buttons (instant press feedback) ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border: none;
  border-radius: 980px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  letter-spacing: -0.01em;
  transition: background 0.15s var(--spring), transform 0.1s ease-out, box-shadow 0.15s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 3px rgba(0, 122, 255, 0.3);
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover { background: var(--bg-hover); }

.btn-danger {
  background: var(--danger-soft);
  color: var(--danger);
  border: none;
}
.btn-danger:hover { background: rgba(255, 59, 48, 0.2); }

.btn-sm { padding: 4px 12px; font-size: 13px; }

.btn-icon {
  background: var(--bg-hover);
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 50%;
  transition: background 0.12s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-icon:hover { background: var(--bg-active); }
.btn-icon:active { transform: scale(0.92); }

/* ── Cards ── */
.cards { display: flex; flex-direction: column; gap: 10px; }

.station-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s var(--spring);
}
.station-card:hover { box-shadow: var(--shadow); }

.station-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  cursor: pointer;
  transition: background 0.12s;
  user-select: none;
}
.station-header:hover { background: var(--bg-hover); }
.station-header:active { background: var(--bg-active); }

.station-info h3 {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.station-info p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
  font-family: var(--mono);
}

.station-actions { display: flex; gap: 6px; align-items: center; }

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 980px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.badge-on { background: var(--success-soft); color: var(--success); }
.badge-off { background: var(--bg-hover); color: var(--text-tertiary); }
.badge-warn { background: rgba(255, 149, 0, 0.14); color: var(--warning); }
.badge-err { background: var(--danger-soft); color: var(--danger); }

.station-body {
  border-top: 1px solid var(--border);
  padding: 14px 18px 18px;
  display: none;
  background: var(--bg);
}
.station-body.open {
  display: block;
  animation: panelIn 0.3s var(--spring) both;
}

.alias-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.alias-table th {
  text-align: left;
  color: var(--text-tertiary);
  font-weight: 500;
  font-size: 12px;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.alias-table td { padding: 9px 8px; border-bottom: 1px solid var(--border); }
.alias-table tr:last-child td { border-bottom: none; }
.alias-arrow { color: var(--text-tertiary); font-size: 12px; }

.alias-actions { display: flex; gap: 4px; flex-wrap: wrap; }
.copy-cell {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 100%;
}
.copy-cell code,
.copy-cell span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.btn-icon {
  width: 28px;
  height: 28px;
  padding: 0;
  justify-content: center;
  flex: 0 0 auto;
}
.btn-icon img { margin: 0; }

.test-result-row td { padding: 0 8px 10px !important; border-bottom: 1px solid var(--border); }
.test-result-row.hidden { display: none; }

.test-result-box {
  font-size: 13px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  line-height: 1.5;
}
.test-result-box strong { display: block; margin-bottom: 4px; }
.test-result-loading { background: var(--bg-hover); color: var(--text-secondary); }
.test-result-ok {
  background: var(--success-soft);
  color: var(--text);
  border: 1px solid rgba(52, 199, 89, 0.25);
}
.test-result-ok strong { color: var(--success); }
.test-result-err {
  background: var(--danger-soft);
  color: var(--text);
  border: 1px solid rgba(255, 59, 48, 0.2);
}
.test-result-err strong { color: var(--danger); }
.test-meta { font-size: 12px; color: var(--text-secondary); }
.test-detail { margin-top: 6px; font-size: 13px; word-break: break-word; }
.test-detail code { font-size: 12px; }
.test-detail em { font-style: normal; font-weight: 500; color: var(--accent); }

/* ── Model picker ── */
.model-search-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0 10px;
  margin-bottom: 8px;
}
.model-search-wrap input {
  border: none !important;
  box-shadow: none !important;
  padding-left: 0 !important;
  background: transparent !important;
  flex: 1;
}

.model-picker {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  margin-bottom: 8px;
  overflow: hidden;
}
.model-picker-meta,
.model-picker-loading,
.model-picker-empty,
.model-picker-err {
  padding: 10px 12px;
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}
.model-picker-err { color: var(--danger); }
.model-picker-list {
  max-height: 200px;
  overflow-y: auto;
  border-top: 1px solid var(--border);
}
.model-pick-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  background: none;
  text-align: left;
  font-size: 13px;
  font-family: var(--mono);
  color: var(--text);
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}
.model-pick-item:last-child { border-bottom: none; }
.model-pick-item:hover { background: var(--bg-hover); }
.model-pick-item.selected {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}
.model-pick-item:active { transform: scale(0.99); }

@keyframes spin {
  to { transform: rotate(360deg); }
}
.model-picker-loading .icon-sm {
  animation: spin 0.8s linear infinite;
}

/* ── Tables ── */
.table-wrap {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th {
  text-align: left;
  color: var(--text-tertiary);
  font-weight: 500;
  font-size: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.data-table td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.data-table tbody tr { transition: background 0.1s; }
.data-table tbody tr:hover td { background: var(--bg-hover); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr { cursor: default; }
.data-table tbody tr.clickable { cursor: pointer; }

.key-cell {
  font-family: var(--mono);
  font-size: 12px;
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-secondary);
}

.status-code {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
}
.status-2xx { color: var(--success); }
.status-4xx { color: var(--warning); }
.status-5xx { color: var(--danger); }

.method-tag {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 5px;
  background: var(--bg-hover);
  color: var(--text-secondary);
}

.token-summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
}
.token-summary strong {
  color: var(--text);
  font-weight: 600;
}

/* ── Settings ── */
.settings-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  max-width: 520px;
  box-shadow: var(--shadow-sm);
}
.settings-card h2 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.settings-card p { color: var(--text-secondary); font-size: 14px; margin-bottom: 20px; }
.settings-dl {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 10px 20px;
  font-size: 14px;
}
.settings-dl dt { color: var(--text-secondary); font-weight: 500; }
.settings-dl dd { font-weight: 400; }

/* ── Modal (sheet-style) ── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal.hidden { display: none; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: fadeIn 0.25s var(--spring) both;
}

.modal-content {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 460px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.35s var(--spring) both;
}
.modal-content.modal-wide { max-width: 560px; }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--border);
}
.modal-header h2 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.modal-body { padding: 20px; }
.modal-footer {
  padding: 12px 20px 18px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ── Forms ── */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.form-group input,
.form-group select,
.login-form input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  color: var(--text);
  font-size: 15px;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-group input:focus,
.form-group select:focus,
.login-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-row { display: flex; align-items: center; gap: 8px; margin-top: 4px; }
.form-row input[type="checkbox"] { width: auto; accent-color: var(--accent); }
.form-row label { margin: 0; color: var(--text); }

.filter-select {
  background: var(--bg-secondary);
  border: 1px solid var(--border-strong);
  border-radius: 980px;
  padding: 6px 14px;
  font-size: 13px;
  font-family: var(--font);
  color: var(--text);
  outline: none;
  cursor: pointer;
}

/* ── Log detail ── */
.log-detail-grid {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 10px 16px;
  font-size: 14px;
}
.log-detail-grid dt { color: var(--text-secondary); font-weight: 500; }
.log-detail-grid dd { word-break: break-all; }

/* ── Alert & Toast ── */
.alert {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  margin-bottom: 18px;
}
.alert-error {
  background: var(--danger-soft);
  color: var(--danger);
  border: 1px solid rgba(255, 59, 48, 0.2);
}

.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 10px 20px;
  border-radius: 980px;
  font-size: 14px;
  font-weight: 500;
  z-index: 200;
  box-shadow: var(--shadow);
  transition: opacity 0.25s var(--spring), transform 0.25s var(--spring);
  white-space: nowrap;
}
.toast.hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(12px);
  pointer-events: none;
}

.empty-state {
  text-align: center;
  padding: 56px 24px;
  color: var(--text-secondary);
  font-size: 14px;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px;
  font-size: 13px;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .layout { flex-direction: column; }
  .sidebar {
    width: 100%;
    height: auto;
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 12px;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .brand { padding-bottom: 0; margin-right: auto; }
  .nav { flex-direction: row; flex-wrap: wrap; flex: unset; }
  .main { padding: 20px 16px 40px; }
  .page-header h1 { font-size: 24px; }
}

@media (prefers-color-scheme: light) {
  .icon-sm, .icon-md, .icon-lg { filter: none; opacity: 0.65; }
  .nav-item.active .icon-sm { opacity: 1; filter: invert(32%) sepia(98%) saturate(2000%) hue-rotate(198deg); }
}