/* ==========================================
   OpenAI Pool Orchestrator — iOS Flat Design v2.1
   Modern · Flat · iOS Switch Style
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  /* Surfaces — layered depth */
  --bg-base: #000000;
  --bg-surface: #1c1c1e;
  --bg-card: #2c2c2e;
  --bg-elevated: #3a3a3c;
  --bg-hover: rgba(255,255,255,.06);
  --bg-inset: rgba(0,0,0,.25);

  /* Borders — subtle definition */
  --border: rgba(255,255,255,.08);
  --border-card: rgba(255,255,255,.06);
  --border-focused: rgba(10,132,255,.5);
  --separator: rgba(255,255,255,.05);

  /* iOS System Colors */
  --accent-blue: #0a84ff;
  --accent-blue-dim: rgba(10,132,255,.15);
  --accent-green: #30d158;
  --accent-green-dim: rgba(48,209,88,.12);
  --accent-red: #ff453a;
  --accent-red-dim: rgba(255,69,58,.12);
  --accent-yellow: #ffd60a;
  --accent-orange: #ff9f0a;
  --accent-orange-dim: rgba(255,159,10,.12);
  --accent-purple: #bf5af2;
  --accent-teal: #64d2ff;
  --accent-teal-dim: rgba(100,210,255,.12);

  /* Text */
  --text-primary: rgba(255,255,255,.92);
  --text-secondary: rgba(255,255,255,.55);
  --text-muted: rgba(255,255,255,.30);

  /* Radius — iOS rounded corners */
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-card: 0 1px 3px rgba(0,0,0,.3), 0 0 0 1px var(--border-card);
  --shadow-card-hover: 0 4px 16px rgba(0,0,0,.4), 0 0 0 1px rgba(255,255,255,.1);
  --shadow-elevated: 0 8px 30px rgba(0,0,0,.5);
  --shadow-button: 0 1px 2px rgba(0,0,0,.3);
  --shadow-glow-blue: 0 0 20px rgba(10,132,255,.15);
  --shadow-glow-green: 0 0 20px rgba(48,209,88,.15);
  --shadow-glow-red: 0 0 20px rgba(255,69,58,.15);

  /* Transitions */
  --ease-spring: cubic-bezier(.4, 0, .2, 1);
  --ease-bounce: cubic-bezier(.34, 1.56, .64, 1);
  --ease-out: cubic-bezier(0, 0, .2, 1);
  --duration-fast: .15s;
  --duration-normal: .25s;
  --duration-slow: .4s;
}

body.theme-light {
  --bg-base: #f2f2f3;
  --bg-surface: #ffffff;
  --bg-card: #f7f7f8;
  --bg-elevated: #ffffff;
  --bg-hover: rgba(0,0,0,.04);
  --bg-inset: rgba(0,0,0,.04);

  --border: rgba(0,0,0,.12);
  --border-card: rgba(0,0,0,.08);
  --border-focused: rgba(0,0,0,.34);
  --separator: rgba(0,0,0,.08);

  --accent-blue: #111111;
  --accent-blue-dim: rgba(0,0,0,.10);
  --accent-green: #0f9f57;
  --accent-green-dim: rgba(15,159,87,.14);
  --accent-red: #d73a2f;
  --accent-red-dim: rgba(215,58,47,.12);
  --accent-yellow: #b88a00;
  --accent-orange: #c27600;
  --accent-orange-dim: rgba(194,118,0,.12);
  --accent-purple: #444444;
  --accent-teal: #353535;
  --accent-teal-dim: rgba(53,53,53,.12);

  --text-primary: rgba(17,17,17,.92);
  --text-secondary: rgba(17,17,17,.64);
  --text-muted: rgba(17,17,17,.42);

  --shadow-card: 0 1px 2px rgba(0,0,0,.06), 0 0 0 1px var(--border-card);
  --shadow-card-hover: 0 4px 14px rgba(0,0,0,.08), 0 0 0 1px rgba(0,0,0,.1);
  --shadow-elevated: 0 12px 34px rgba(0,0,0,.10);
  --shadow-button: 0 1px 2px rgba(0,0,0,.12);
  --shadow-glow-blue: none;
  --shadow-glow-green: none;
  --shadow-glow-red: none;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.5;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---------- Scrollbar — Thin & Subtle ---------- */
* { scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.1) transparent; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 9px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.18); }

/* ==========================================
   HEADER — Glassmorphism Bar
   ========================================== */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  background: rgba(28,28,30,.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 10;
  flex-shrink: 0;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-brand .logo {
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, var(--accent-blue) 0%, #409cff 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 2px 8px rgba(10,132,255,.35);
}

.header-brand h1 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -.3px;
}

.header-brand .version {
  font-size: 10px;
  font-weight: 600;
  color: var(--accent-blue);
  background: var(--accent-blue-dim);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  letter-spacing: .3px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle-btn {
  height: 34px;
  min-width: 68px;
  padding: 0 10px;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-pill);
  background: var(--bg-card);
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-spring);
}

.theme-toggle-btn:hover {
  border-color: rgba(255,255,255,.14);
  background: var(--bg-elevated);
}

.theme-toggle-btn:active {
  transform: scale(.98);
}

.theme-toggle-icon {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid currentColor;
  position: relative;
}

.theme-toggle-icon::after {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 50%;
  background: currentColor;
  opacity: .25;
}

.theme-toggle-label {
  letter-spacing: .3px;
}

/* ---------- Status Badge ---------- */
.status-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  transition: all .3s var(--ease-spring);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: all .3s;
}

.status-badge.running {
  background: var(--accent-green-dim);
  border-color: rgba(48,209,88,.2);
}
.status-badge.running .status-dot {
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse-dot 1.8s infinite;
}

.status-badge.stopping {
  background: var(--accent-orange-dim);
  border-color: rgba(255,159,10,.2);
}
.status-badge.stopping .status-dot {
  background: var(--accent-orange);
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.4); }
}

/* ---------- Pool Chips — Mini Dashboard ---------- */
.pool-chip {
  height: 46px;
  min-width: 180px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: 14px 17px 3px;
  grid-template-areas: "name delta" "value delta" "track track";
  align-items: end;
  gap: 2px 8px;
  padding: 6px 10px 5px;
  overflow: hidden;
  white-space: nowrap;
  transition: all .25s var(--ease-spring);
}
.pool-chip:hover { border-color: rgba(255,255,255,.12); }

.pool-chip-name { grid-area: name; font-size: 10px; font-weight: 600; color: var(--text-muted); letter-spacing: .4px; text-transform: uppercase; line-height: 1; }
.pool-chip-value { grid-area: value; font-size: 13px; font-weight: 700; color: var(--text-primary); white-space: nowrap; font-family: 'JetBrains Mono', monospace; line-height: 1; }
.pool-chip-delta { grid-area: delta; font-size: 11px; font-weight: 700; line-height: 1; padding: 3px 7px; border-radius: var(--radius-sm); background: rgba(255,255,255,.06); color: var(--text-secondary); align-self: center; }
.pool-chip-track { grid-area: track; height: 3px; border-radius: 9px; background: rgba(255,255,255,.06); overflow: hidden; }
.pool-chip-fill { height: 100%; border-radius: 9px; background: var(--accent-green); transition: width .4s var(--ease-spring), background .2s; }
.pool-chip-fill.warn { background: var(--accent-orange); }
.pool-chip-fill.danger { background: var(--accent-red); }
.pool-chip-fill.ok { background: var(--accent-green); }
.pool-chip-fill.over { background: var(--accent-teal); }
.pool-chip.status-warn { background: rgba(255,159,10,.06); border-color: rgba(255,159,10,.15); }
.pool-chip.status-danger { background: rgba(255,69,58,.06); border-color: rgba(255,69,58,.15); }
.pool-chip.status-ok { background: rgba(48,209,88,.04); border-color: rgba(48,209,88,.12); }
.pool-chip.status-over { background: rgba(100,210,255,.04); border-color: rgba(100,210,255,.12); }
.pool-chip-delta.warn { color: var(--accent-orange); background: var(--accent-orange-dim); }
.pool-chip-delta.danger { color: var(--accent-red); background: var(--accent-red-dim); }
.pool-chip-delta.ok { color: var(--accent-green); background: var(--accent-green-dim); }
.pool-chip-delta.over { color: var(--accent-teal); background: var(--accent-teal-dim); }

/* ==========================================
   PROGRESS BAR
   ========================================== */
.progress-bar {
  height: 2px;
  background: var(--bg-surface);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-teal));
  width: 0;
  transition: width .5s var(--ease-spring);
}

.progress-fill.running {
  animation: progress-slide 1.4s infinite linear;
  width: 35%;
}

@keyframes progress-slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(380%); }
}

/* ==========================================
   TAB NAVIGATION — True iOS Segmented Control
   ========================================== */
.tab-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.segmented-control {
  display: inline-flex;
  align-items: center;
  background: rgba(118,118,128,.24);
  border-radius: 9px;
  padding: 2px;
  position: relative;
  gap: 0;
}

.segment-indicator {
  position: absolute;
  top: 2px;
  left: 2px;
  height: calc(100% - 4px);
  width: calc(50% - 2px);
  background: var(--bg-elevated);
  border-radius: 7px;
  transition: transform var(--duration-normal) var(--ease-spring);
  z-index: 0;
  box-shadow: 0 1px 3px rgba(0,0,0,.2), 0 0 0 .5px rgba(0,0,0,.1);
}

.segment-indicator[data-active="1"] {
  transform: translateX(calc(100% + 2px));
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 24px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-spring);
  position: relative;
  z-index: 1;
  min-width: 120px;
  user-select: none;
}

.tab-btn svg { opacity: .7; transition: opacity var(--duration-fast); }
.tab-btn:hover { color: var(--text-primary); }
.tab-btn:hover svg { opacity: .9; }
.tab-btn.active { color: var(--text-primary); }
.tab-btn.active svg { opacity: 1; }

/* ==========================================
   TAB PANELS — Fade Transition
   ========================================== */
.tab-panel {
  display: none;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  animation: tab-fade-in .2s var(--ease-out);
}
.tab-panel.active { display: flex; flex-direction: column; }

@keyframes tab-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ==========================================
   THREE-COLUMN LAYOUT
   ========================================== */
.app-shell {
  display: grid;
  grid-template-columns: var(--col-left, 280px) 4px 1fr 4px var(--col-right, 340px);
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* ---------- Resize Handle ---------- */
.resize-handle {
  width: 4px;
  cursor: col-resize;
  background: transparent;
  transition: background var(--duration-fast);
  position: relative;
  z-index: 5;
  flex-shrink: 0;
}
.resize-handle::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 2px;
  height: 24px;
  border-radius: 1px;
  background: rgba(255,255,255,.08);
  opacity: 0;
  transition: opacity var(--duration-normal);
}
.resize-handle:hover::after, .resize-handle.active::after {
  opacity: 1;
  background: var(--accent-blue);
}
.resize-handle:hover, .resize-handle.active {
  background: rgba(10,132,255,.2);
}
body.resizing { cursor: col-resize !important; user-select: none !important; -webkit-user-select: none !important; }
body.resizing * { cursor: col-resize !important; }

/* ==========================================
   LEFT SIDEBAR
   ========================================== */
.sidebar {
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  min-width: 0;
}

.panel-section {
  padding: 16px;
  border-bottom: 1px solid var(--separator);
}
.panel-section:last-child { border-bottom: none; }

.section-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .8px;
  margin-bottom: 12px;
}

/* ==========================================
   iOS TOGGLE SWITCH — Refined
   ========================================== */
.ios-toggle {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 26px;
  flex-shrink: 0;
}

.ios-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.ios-toggle .toggle-track {
  position: absolute;
  inset: 0;
  background: rgba(120, 120, 128, .36);
  border-radius: 13px;
  cursor: pointer;
  transition: background .3s var(--ease-spring);
}

.ios-toggle .toggle-track::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 22px;
  height: 22px;
  background: #fff;
  border-radius: 50%;
  transition: transform .3s var(--ease-spring), box-shadow .2s;
  box-shadow: 0 2px 4px rgba(0,0,0,.25), 0 0 1px rgba(0,0,0,.15);
}

.ios-toggle input:checked + .toggle-track {
  background: var(--accent-green);
}

.ios-toggle input:checked + .toggle-track::after {
  transform: translateX(18px);
  box-shadow: 0 2px 4px rgba(48,209,88,.3), 0 0 1px rgba(0,0,0,.1);
}

/* Small variant */
.ios-toggle-sm {
  width: 38px;
  height: 22px;
}

.ios-toggle-sm .toggle-track {
  border-radius: 11px;
}

.ios-toggle-sm .toggle-track::after {
  width: 18px;
  height: 18px;
  top: 2px;
  left: 2px;
}

.ios-toggle-sm input:checked + .toggle-track::after {
  transform: translateX(16px);
}

.ios-toggle-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text-primary);
  user-select: none;
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.thread-count-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.thread-count-wrap input {
  width: 52px;
  padding: 5px 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 12px;
  text-align: center;
  outline: none;
  font-family: 'JetBrains Mono', monospace;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.thread-count-wrap input:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px var(--accent-blue-dim);
}

/* ==========================================
   FORM INPUTS — iOS Style
   ========================================== */
.proxy-row {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
}

.input-wrapper { flex: 1; position: relative; }

input[type="text"],
input[type="password"] {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 9px 12px;
  outline: none;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast), background var(--duration-fast);
  box-sizing: border-box;
  min-width: 0;
}

input[type="text"]:focus,
input[type="password"]:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px var(--accent-blue-dim);
  background: rgba(10,132,255,.03);
}

input::placeholder { color: var(--text-muted); }

.proxy-status {
  font-size: 12px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  color: var(--text-muted);
  min-height: 30px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all .3s var(--ease-spring);
  margin-top: 4px;
}
.proxy-status.ok { color: var(--accent-green); background: var(--accent-green-dim); border-color: rgba(48,209,88,.2); }
.proxy-status.fail { color: var(--accent-red); background: var(--accent-red-dim); border-color: rgba(255,69,58,.2); }

/* ==========================================
   BUTTONS — Flat iOS Style with Depth
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--duration-fast) var(--ease-spring);
  white-space: nowrap;
  user-select: none;
  font-family: inherit;
  position: relative;
  overflow: hidden;
}

.btn:active { transform: scale(.96); }
.btn:disabled { opacity: .35; cursor: not-allowed; transform: none !important; }

.btn-sm { padding: 6px 12px; font-size: 12px; }

.btn-ghost {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-card);
}
.btn-ghost:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-color: rgba(255,255,255,.12);
}

.btn-primary {
  background: var(--accent-blue);
  color: #fff;
  box-shadow: var(--shadow-button);
}
.btn-primary:hover { background: #409cff; box-shadow: var(--shadow-glow-blue); }

.btn-danger {
  background: var(--accent-red-dim);
  color: var(--accent-red);
  border: 1px solid rgba(255,69,58,.15);
}
.btn-danger:hover { background: rgba(255,69,58,.2); border-color: rgba(255,69,58,.25); }

.btn-success {
  background: var(--accent-green);
  color: #fff;
  box-shadow: var(--shadow-button);
}
.btn-success:hover { background: #3bdf66; box-shadow: var(--shadow-glow-green); }

.control-buttons {
  display: flex;
  gap: 8px;
}
.control-buttons .btn {
  flex: 1;
  padding: 10px;
  border-radius: var(--radius-md);
  font-size: 14px;
}
.control-buttons .btn svg {
  flex-shrink: 0;
}

/* ==========================================
   STATS CARDS — Subtle Glow
   ========================================== */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 14px 12px;
  text-align: center;
  transition: all .2s var(--ease-spring);
  border: 1px solid var(--border-card);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px 2px 0 0;
  opacity: 0;
  transition: opacity .2s;
}
.stat-card:hover { background: var(--bg-elevated); border-color: rgba(255,255,255,.1); }
.stat-card:hover::before { opacity: 1; }
.stat-card.span-2 { grid-column: span 2; }

.stat-value {
  font-size: 26px;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: -1px;
  line-height: 1;
}
.stat-value.green { color: var(--accent-green); }
.stat-value.red { color: var(--accent-red); }
.stat-value.blue { color: var(--accent-blue); }
.stat-value.muted { color: var(--text-muted); }

/* Top accent lines for stat cards */
.stat-card:nth-child(1)::before { background: var(--accent-green); }
.stat-card:nth-child(2)::before { background: var(--accent-red); }
.stat-card:nth-child(3)::before { background: var(--accent-blue); }

.stat-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: .4px;
}

/* ==========================================
   STEPS TRACKER — Vertical Timeline
   ========================================== */
.steps-tracker {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 4px;
}

/* Connecting line */
.steps-tracker::before {
  content: '';
  position: absolute;
  top: 13px;
  left: 6px;
  width: 1.5px;
  height: calc(100% - 26px);
  background: rgba(255,255,255,.06);
  border-radius: 1px;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  transition: all .2s var(--ease-spring);
  position: relative;
}
.step-item.active {
  color: var(--accent-blue);
  background: var(--accent-blue-dim);
}
.step-item.done { color: var(--accent-green); }
.step-item.error { color: var(--accent-red); }

.step-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  flex-shrink: 0;
  transition: all .2s;
  position: relative;
  z-index: 1;
  border: 1.5px solid transparent;
}
.step-item.active .step-dot {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  box-shadow: 0 0 8px var(--accent-blue);
  animation: pulse-dot 1.2s infinite;
}
.step-item.done .step-dot {
  background: var(--accent-green);
  border-color: var(--accent-green);
}
.step-item.error .step-dot {
  background: var(--accent-red);
  border-color: var(--accent-red);
}

/* ==========================================
   LOG PANEL (CENTER)
   ========================================== */
.main-area { display: flex; flex-direction: column; overflow: hidden; min-width: 0; }
.log-panel { display: flex; flex-direction: column; overflow: hidden; flex: 1; }

.log-header {
  padding: 8px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
  flex-shrink: 0;
}

.log-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}
.log-title svg { color: var(--text-secondary); }

.log-count-badge {
  font-size: 10px;
  font-weight: 700;
  color: var(--accent-blue);
  background: var(--accent-blue-dim);
  padding: 1px 8px;
  border-radius: var(--radius-pill);
  font-family: 'JetBrains Mono', monospace;
}

.log-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.log-autoscroll-label { font-size: 11px; gap: 6px; }
.log-autoscroll-label span:last-child { color: var(--text-muted); font-weight: 500; }

.log-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 8px 0;
  background: var(--bg-base);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  line-height: 1.8;
}

.log-entry {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 2px 20px;
  transition: background .1s;
  border-left: 2px solid transparent;
}
.log-entry:hover { background: rgba(255,255,255,.02); }

.log-placeholder {
  color: var(--text-muted);
  padding: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-align: center;
}

.log-ts { color: var(--text-muted); flex-shrink: 0; font-size: 11px; margin-top: 2px; }
.log-icon { flex-shrink: 0; font-size: 12px; margin-top: 1px; }
.log-msg { color: var(--text-primary); word-break: break-all; flex: 1; min-width: 0; }
.log-msg.info { color: var(--text-secondary); }
.log-msg.success { color: var(--accent-green); }
.log-msg.error { color: var(--accent-red); }
.log-msg.warn { color: var(--accent-orange); }
.log-msg.connected { color: var(--text-muted); font-style: italic; }

/* Log entry left accent by type */
.log-entry:has(.log-msg.success) { border-left-color: rgba(48,209,88,.3); }
.log-entry:has(.log-msg.error) { border-left-color: rgba(255,69,58,.3); }
.log-entry:has(.log-msg.warn) { border-left-color: rgba(255,159,10,.3); }

.log-step {
  font-size: 9px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-surface);
  padding: 1px 6px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 3px;
}

/* ==========================================
   RIGHT DATA PANEL
   ========================================== */
.data-panel {
  background: var(--bg-surface);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  min-width: 0;
}

.pool-section-header {
  padding: 10px 12px 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: .4px;
  text-transform: uppercase;
  background: var(--bg-base);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.pool-overview {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--separator);
  background: var(--bg-surface);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.pool-stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-card);
  padding: 6px 8px;
  text-align: center;
  min-width: 0;
  flex: 1;
  transition: all .15s var(--ease-spring);
}
.pool-stat-card:hover { border-color: rgba(255,255,255,.1); }
.pool-stat-card .stat-value { font-size: 17px; }
.pool-stat-card .stat-label { font-size: 9px; }

.pool-action-group {
  display: flex;
  gap: 6px;
  flex-basis: 100%;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
}

.pool-action-group .inline-status {
  margin-left: 6px;
}

/* ---------- Token List ---------- */
.pool-table-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.pool-table-header {
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
  flex-shrink: 0;
}

.pool-table-wrap .token-list { padding: 6px 12px; }

.token-filter-row {
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--separator);
  background: var(--bg-surface);
  flex-wrap: wrap;
}

.token-filter-select {
  min-width: 100px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 12px;
  padding: 6px 10px;
  outline: none;
  cursor: pointer;
  font-family: inherit;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
.token-filter-select:focus { border-color: var(--accent-blue); box-shadow: 0 0 0 3px var(--accent-blue-dim); }
#tokenFilterKeyword { flex: 1; min-width: 120px; }

.token-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 12px;
}

.token-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  margin-bottom: 6px;
  transition: all .15s var(--ease-spring);
  animation: fade-up .25s var(--ease-spring);
}
.token-item:hover {
  background: var(--bg-elevated);
  border-color: rgba(255,255,255,.1);
  transform: translateY(-1px);
}

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

.token-info { flex: 1; min-width: 0; }
.token-email {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}
.token-email-text { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.token-meta { font-size: 10px; color: var(--text-muted); font-family: 'JetBrains Mono', monospace; }
.token-actions { display: flex; gap: 4px; flex-shrink: 0; }

.synced-badge {
  font-size: 9px;
  font-weight: 700;
  color: var(--accent-green);
  background: var(--accent-green-dim);
  padding: 2px 7px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  flex-shrink: 0;
}

.token-platforms { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; margin: 3px 0 2px; }

.platform-badge {
  display: inline-flex;
  align-items: center;
  height: 18px;
  padding: 0 7px;
  border-radius: var(--radius-xs);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .3px;
  white-space: nowrap;
}
.platform-badge.cpa { color: var(--accent-orange); background: var(--accent-orange-dim); }
.platform-badge.sub2api { color: var(--accent-green); background: var(--accent-green-dim); }
.platform-badge.none { color: var(--text-muted); background: rgba(255,255,255,.04); }

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  gap: 10px;
  font-size: 13px;
  padding: 30px;
}
.empty-icon { opacity: .2; font-size: 32px; }

/* ==========================================
   TOAST NOTIFICATIONS — Refined
   ========================================== */
.toast-container {
  position: fixed;
  top: 64px;
  right: 16px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  animation: toast-slide .3s var(--ease-spring);
  max-width: 360px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-elevated);
}

.toast-icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
}

@keyframes toast-slide {
  from { opacity: 0; transform: translateX(16px) scale(.95); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateX(0) scale(1); }
  to { opacity: 0; transform: translateX(16px) scale(.95); }
}

.toast.success { color: var(--accent-green); border-color: rgba(48,209,88,.2); }
.toast.success .toast-icon { background: var(--accent-green-dim); color: var(--accent-green); }
.toast.error { color: var(--accent-red); border-color: rgba(255,69,58,.2); }
.toast.error .toast-icon { background: var(--accent-red-dim); color: var(--accent-red); }
.toast.info { color: var(--accent-blue); border-color: rgba(10,132,255,.2); }
.toast.info .toast-icon { background: var(--accent-blue-dim); color: var(--accent-blue); }

/* ==========================================
   CONFIG PAGE
   ========================================== */
.config-page {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-content: start;
  background: var(--bg-base);
}

.config-card {
  flex: 1 1 calc(50% - 8px);
  min-width: 420px;
  max-width: 100%;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  overflow: visible;
  border: 1px solid var(--border-card);
  transition: border-color .2s var(--ease-spring);
}
.config-card:hover { border-color: rgba(255,255,255,.1); }

.config-page .config-card[style*="grid-column: span 2"],
.config-page .config-card[style*="span 2"] {
  flex-basis: 100% !important;
  min-width: 100%;
}

.collapsible-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 1px solid var(--separator);
  cursor: default;
  pointer-events: none;
  background: rgba(255,255,255,.02);
}

.collapse-icon { display: none; }

.collapsible-body {
  padding: 16px;
  min-width: 0;
}

/* Config page: always show body */
.config-page .collapsible-body { display: block !important; }

.config-field { margin-bottom: 12px; }
.config-field label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 5px;
  letter-spacing: .3px;
}

.config-field select {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 12px;
  padding: 9px 12px;
  outline: none;
  cursor: pointer;
  font-family: inherit;
  -webkit-appearance: none;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
.config-field select:focus { border-color: var(--accent-blue); box-shadow: 0 0 0 3px var(--accent-blue-dim); }

.config-field input[type="number"] {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 9px 12px;
  outline: none;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
.config-field input[type="number"]:focus { border-color: var(--accent-blue); box-shadow: 0 0 0 3px var(--accent-blue-dim); }

.config-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.6;
  padding: 8px 10px;
  background: rgba(255,255,255,.02);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--accent-blue-dim);
}

.config-row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.config-row .config-field { min-width: 180px; }
.config-actions { display: flex; gap: 8px; margin-top: 14px; align-items: center; flex-wrap: wrap; }

.inline-status {
  font-size: 12px;
  color: var(--text-secondary);
  padding: 4px 0;
  min-height: 20px;
}

.inline-status:empty {
  display: none;
}

.config-status {
  font-size: 12px;
  margin-top: 8px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-muted);
  min-height: 26px;
  border: 1px solid var(--border-card);
}

/* ==========================================
   MAIL PROVIDERS — iOS Grouped Style
   ========================================== */
.mail-providers-group { display: flex; flex-direction: column; gap: 6px; }

.provider-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-card);
  transition: border-color .2s;
}
.provider-item:has(.mail-provider-check:checked) { border-color: rgba(10,132,255,.2); }

.provider-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  user-select: none;
}

.provider-toggle input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.provider-check-mark {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  border: 2px solid rgba(255,255,255,.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all .2s var(--ease-spring);
  position: relative;
}

.provider-check-mark::after {
  content: '';
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) scale(0);
  transition: transform .2s var(--ease-bounce);
  position: absolute;
  top: 2px;
  left: 5px;
}

.provider-toggle input:checked ~ .provider-check-mark {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
}

.provider-toggle input:checked ~ .provider-check-mark::after {
  transform: rotate(45deg) scale(1);
}

.provider-config {
  padding: 4px 12px 12px;
  border-top: 1px solid var(--separator);
}
.provider-config .config-field { margin-top: 6px; }

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1280px) {
  .app-shell { --col-right: 280px; }
  .pool-chip { min-width: 160px; }
  .pool-stat-card { padding: 4px 6px; }
  .pool-stat-card .stat-value { font-size: 15px; }
  .config-card { min-width: 360px; }
}

@media (max-width: 1100px) {
  .theme-toggle-label { display: none; }
  .theme-toggle-btn { min-width: 36px; padding: 0 8px; }
}

@media (max-width: 960px) {
  header { padding: 0 12px; }
  .header-right { gap: 6px; }
  .pool-chip { min-width: 140px; height: 42px; grid-template-rows: 12px 14px 3px; padding: 5px 8px 4px; }
  .pool-chip-name { font-size: 9px; }
  .pool-chip-value { font-size: 11px; }
  .pool-chip-delta { font-size: 10px; padding: 2px 5px; }
  .theme-toggle-btn { min-width: 34px; height: 30px; padding: 0 8px; font-size: 11px; gap: 6px; }
  .token-filter-row { padding: 6px 10px; }
  .segmented-control { width: 100%; }
  .tab-btn { flex: 1; min-width: 0; }
}

@media (max-width: 900px) {
  .config-page { padding: 12px; }
  .config-card { flex: 1 1 100%; min-width: 100%; }
  .config-row .config-field { min-width: 0; flex: 1 1 100% !important; }
}

body.theme-light header {
  background: rgba(255,255,255,.88);
}

body.theme-light .header-brand .logo {
  background: linear-gradient(135deg, #111111 0%, #555555 100%);
  box-shadow: none;
}

body.theme-light .segmented-control {
  background: rgba(17,17,17,.10);
}

body.theme-light .segment-indicator {
  box-shadow: 0 1px 3px rgba(0,0,0,.08), 0 0 0 .5px rgba(0,0,0,.12);
}

body.theme-light .theme-toggle-btn:hover {
  border-color: rgba(0,0,0,.18);
}

body.theme-light * {
  scrollbar-color: rgba(0,0,0,.24) transparent;
}

body.theme-light ::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,.18);
}

body.theme-light ::-webkit-scrollbar-thumb:hover {
  background: rgba(0,0,0,.28);
}

/* Helpers */
.token-header .btn, .stats-grid, .stat-card, .control-buttons, .control-buttons .btn,
.proxy-row, .log-header, .log-entry, .log-msg { min-width: 0; }

/* Legacy compat — collapsible behavior kept for sidebar */
.config-section { padding: 16px; border-bottom: none; }
.collapsible .collapsible-body { display: none; }
.collapsible.open .collapsible-body { display: block; }
.collapsible.open .collapse-icon { transform: rotate(90deg); }
.config-conditional { border-top: 1px dashed var(--separator); padding-top: 12px; margin-top: 4px; }

/* Token panel (legacy compat) */
.token-panel { display: flex; flex-direction: column; overflow: hidden; background: var(--bg-surface); border-left: 1px solid var(--border); min-width: 0; }
.token-header { padding: 12px 16px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border); flex-shrink: 0; flex-wrap: wrap; gap: 8px; }

/* Multithread row (legacy compat) */
.multithread-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.multithread-row .toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text-secondary);
}

/* ==========================================
   SELECTION & FOCUS — Global
   ========================================== */
::selection {
  background: rgba(10,132,255,.3);
  color: #fff;
}

/* Focus visible — accessibility ring */
:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

button:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

/* ==========================================
   登录遮罩层
   ========================================== */

.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-base);
  transition: opacity .3s ease;
}

.login-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.login-card {
  width: 100%;
  max-width: 360px;
  padding: 40px 32px;
  background: var(--bg-card);
  border-radius: 16px;
  border: 1px solid var(--border-card);
  text-align: center;
}

.login-logo {
  margin-bottom: 12px;
  color: var(--accent-blue);
}

.login-card h2 {
  margin: 0 0 24px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.login-field {
  margin-bottom: 16px;
}

.login-field input {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-primary);
  outline: none;
  transition: border-color .2s;
  box-sizing: border-box;
}

.login-field input:focus {
  border-color: var(--accent-blue);
}

.login-btn {
  width: 100%;
  padding: 10px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
}

.login-error {
  margin-top: 12px;
  font-size: 13px;
  color: var(--accent-red);
  min-height: 20px;
}