/* ============================================================
   PikPak × OpenList Tool — 现代浅色风格
   ============================================================ */

:root {
  /* 颜色 —— 浅色主题 */
  --bg:           #f6f7fb;
  --bg-subtle:    #eff1f7;
  --surface:      #ffffff;
  --surface-2:    #fafbfd;
  --border:       #e5e8ef;
  --border-soft:  #eef0f5;

  --text:         #1f2937;
  --text-muted:   #6b7280;
  --text-faint:   #9ca3af;

  --primary:      #4f46e5;       /* indigo-600 */
  --primary-hover:#4338ca;
  --primary-soft: #eef2ff;

  --success:      #10b981;
  --success-soft: #ecfdf5;
  --warning:      #f59e0b;
  --warning-soft: #fffbeb;
  --danger:       #ef4444;
  --danger-hover: #dc2626;
  --danger-soft:  #fef2f2;
  --info:         #0ea5e9;
  --info-soft:    #f0f9ff;

  --shadow-sm:    0 1px 2px rgba(16, 24, 40, 0.04);
  --shadow-md:    0 4px 12px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.04);
  --shadow-lg:    0 12px 28px rgba(16, 24, 40, 0.08);

  --radius-sm:    6px;
  --radius:       10px;
  --radius-lg:    14px;

  --font: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Microsoft YaHei",
          "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, "Cascadia Mono", Consolas, monospace;
}

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

body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--bg-subtle);
  padding: 1px 6px;
  border-radius: 4px;
  color: #4338ca;
}

/* ------- layout ------- */
.app {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 22px 60px;
}

.header {
  margin-bottom: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.brand-logo {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.5px;
  box-shadow: 0 6px 18px rgba(79, 70, 229, 0.3);
}

.brand-text h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.subtitle {
  margin: 2px 0 0;
  color: var(--text-muted);
  font-size: 13px;
}

/* ------- tabs ------- */
.tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  width: fit-content;
}

.tab {
  border: 0;
  background: transparent;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all .15s ease;
}

.tab:hover {
  color: var(--text);
  background: var(--bg-subtle);
}

.tab.active {
  background: var(--primary-soft);
  color: var(--primary);
}

/* ------- panels ------- */
.panel {
  display: none;
  animation: fade .25s ease;
}

.panel.active {
  display: block;
}

@keyframes fade {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ------- card ------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 18px;
  overflow: hidden;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-soft);
  background: var(--surface-2);
}

.card-head h2 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.card-head .hint {
  color: var(--text-muted);
  font-size: 12px;
}

.card-body {
  padding: 18px;
}

/* ------- form ------- */
.textarea, .input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 10px 12px;
  font-size: 14px;
  font-family: var(--font);
  color: var(--text);
  transition: border-color .15s ease, box-shadow .15s ease;
  outline: 0;
}

.textarea {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
  min-height: 150px;
  resize: vertical;
}

.input:focus, .textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}

.field-hint {
  display: block;
  margin-top: 5px;
  color: var(--text-faint);
  font-size: 12px;
}

.inline-field {
  display: flex;
  align-items: center;
  gap: 10px;
}

.inline-field label {
  white-space: nowrap;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

.inline-field .input {
  width: 240px;
}

/* ------- row / actions ------- */
.row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.row.between { justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.row.gap { gap: 10px; }

.actions {
  display: flex;
  gap: 8px;
}

/* ------- button ------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: all .15s ease;
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.28);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover:not(:disabled) {
  background: var(--bg-subtle);
  border-color: #d5d9e1;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover:not(:disabled) {
  background: var(--danger-hover);
}

.btn-sm {
  padding: 6px 11px;
  font-size: 12.5px;
}

/* ------- alert ------- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  margin-bottom: 14px;
}

.alert-info {
  background: var(--info-soft);
  border: 1px solid #bae6fd;
  color: #075985;
}

.alert-info svg {
  flex-shrink: 0;
  margin-top: 1px;
}

/* ------- table ------- */
.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
}

.table th {
  text-align: left;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--surface-2);
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 12px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.table td {
  padding: 12px;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: middle;
}

.table tbody tr:hover {
  background: var(--surface-2);
}

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

.col-check { width: 36px; }

.mono {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text);
  word-break: break-all;
}

/* ------- status badge ------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
}

.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.badge-queued   { background: #f3f4f6; color: #6b7280; }
.badge-mounting,
.badge-waiting,
.badge-listing,
.badge-copying  { background: var(--info-soft);    color: #0369a1; }
.badge-done,
.badge-work     { background: var(--success-soft); color: #047857; }
.badge-error    { background: var(--danger-soft);  color: #b91c1c; }
.badge-disabled { background: #f3f4f6;             color: #6b7280; }

.badge-mounting::before,
.badge-waiting::before,
.badge-listing::before,
.badge-copying::before { animation: pulse 1.4s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.4; transform: scale(1.35); }
}

/* ------- task list ------- */
.tasks-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.task {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  background: var(--surface);
  transition: border-color .15s ease;
}

.task:hover { border-color: #d5d9e1; }

.task-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
}

.task-link {
  flex: 1;
  min-width: 0;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.task-body {
  font-size: 12.5px;
  color: var(--text-muted);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.task-body .kv {
  display: inline-flex;
  gap: 4px;
}

.task-body .kv .k { color: var(--text-faint); }
.task-body .kv .v { color: var(--text); }

.empty {
  color: var(--text-muted);
  text-align: center;
  padding: 24px 12px;
  font-size: 13px;
}

/* ------- toast ------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  transform: translate(-50%, 60px);
  background: #1f2937;
  color: #fff;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 13px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
  z-index: 100;
  max-width: 500px;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

.toast.error { background: #b91c1c; }
.toast.success { background: #047857; }

.cfg-message {
  font-size: 13px;
}
.cfg-message.ok  { color: var(--success); }
.cfg-message.err { color: var(--danger); }

/* ------- prose ------- */
.prose ol, .prose ul {
  margin: 0;
  padding-left: 22px;
}

.prose li {
  margin: 6px 0;
  color: var(--text);
  font-size: 13.5px;
}

.prose li b { color: #111827; }

/* ------- checkbox ------- */
input[type="checkbox"] {
  width: 15px;
  height: 15px;
  cursor: pointer;
  accent-color: var(--primary);
}

/* ------- responsive ------- */
@media (max-width: 640px) {
  .app { padding: 16px 12px 40px; }
  .brand-text h1 { font-size: 17px; }
  .inline-field { width: 100%; }
  .inline-field .input { flex: 1; width: auto; }
  .row.between { flex-direction: column; align-items: stretch; }
  .row.between .actions { justify-content: flex-end; }
}