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

/* Quick-start integration card */
.qs-card { background: var(--surface, #15171b); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; margin: 14px 0; }
.qs-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.qs-title { font-size: 12px; font-weight: 600; color: var(--text-2); text-transform: uppercase; letter-spacing: .06em; }
.qs-tabs { display: inline-flex; gap: 4px; background: rgba(255,255,255,0.03); padding: 3px; border-radius: 7px; border: 1px solid var(--border); }
.qs-tab { padding: 5px 12px; font-size: 12px; font-weight: 500; color: var(--text-3); border-radius: 5px; cursor: pointer; user-select: none; transition: all .15s; }
.qs-tab:hover { color: var(--text-1); }
.qs-tab.active { background: var(--accent); color: #fff; }
.qs-panel { display: none; position: relative; }
.qs-panel.active { display: block; }
.qs-pre { margin: 0; background: #0a0c10; border: 1px solid var(--border); border-radius: 7px; padding: 12px 14px; padding-right: 80px; font-family: var(--mono); font-size: 12px; line-height: 1.55; color: var(--text-1); overflow-x: auto; white-space: pre; }
.qs-copy { position: absolute; top: 8px; right: 8px; padding: 4px 10px; font-size: 11px; font-weight: 500; background: rgba(255,255,255,0.05); color: var(--text-2); border: 1px solid var(--border); border-radius: 5px; cursor: pointer; transition: all .15s; }
.qs-copy:hover { background: rgba(255,255,255,0.1); color: var(--text-1); }
.qs-copy.ok { background: rgba(61,214,140,0.15); color: #3dd68c; border-color: rgba(61,214,140,0.3); }
.qs-hint { margin-top: 8px; font-size: 11px; color: var(--text-4); }

:root {
  --bg-0: #08090a;
  --bg-1: #0f1011;
  --bg-2: #141516;
  --bg-3: #191a1b;
  --bg-4: #1e1f21;
  --text-1: #f7f8f8;
  --text-2: #b4bcd0;
  --text-3: #8a8f98;
  --text-4: #5a5e66;
  --accent: #5e6ad2;
  --accent-bright: #7170ff;
  --accent-glow: rgba(113,112,255,0.12);
  --green: #3dd68c;
  --green-dim: rgba(61,214,140,0.12);
  --red: #ef5f5f;
  --red-dim: rgba(239,95,95,0.10);
  --amber: #f0b429;
  --violet: #a78bfa;
  --border: rgba(255,255,255,0.06);
  --font: 'Inter', -apple-system, system-ui, sans-serif;
  --mono: 'SF Mono', 'Cascadia Code', 'Fira Code', ui-monospace, Menlo, monospace;
}

html { font-size: 13px; }

body {
  font-family: var(--font);
  font-feature-settings: 'cv01', 'ss03';
  background: var(--bg-0);
  color: var(--text-2);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ---- top ambient glow ---- */
body::before {
  content: '';
  position: fixed;
  top: -180px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 400px;
  background: radial-gradient(ellipse at center, rgba(94,106,210,0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ---- header ---- */
.hdr {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  height: 48px; padding: 0 28px;
  background: rgba(15,16,17,0.82);
  backdrop-filter: blur(16px) saturate(1.6);
  -webkit-backdrop-filter: blur(16px) saturate(1.6);
  border-bottom: 1px solid var(--border);
}

.hdr-left { display: flex; align-items: center; gap: 12px; }

.hdr-mark {
  width: 20px; height: 20px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-bright) 100%);
  border-radius: 5px;
}

.hdr-title {
  font-size: 13px; font-weight: 600; color: var(--text-1);
  letter-spacing: -0.2px;
}

.hdr-sep { width: 1px; height: 14px; background: var(--border); }

.hdr-endpoint {
  font-family: var(--mono); font-size: 11px; color: var(--text-4);
  letter-spacing: -0.2px;
}

.hdr-right { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
.hdr-left { min-width: 0; flex-shrink: 1; }
.hdr-user { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 240px; }
.hdr-wx { flex: 0 0 auto; }

/* ---- global scrollbar (dark theme) ---- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border, #333); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-2, #555); }
* { scrollbar-width: thin; scrollbar-color: var(--border, #333) transparent; }

.live-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.hdr-tz { font-size: 11px; color: var(--text-4); font-family: var(--mono); }

/* ---- top tabs ---- */
.top-tabs {
  display: flex;
  gap: 0;
  padding: 0 28px;
  background: rgba(15,16,17,0.6);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 48px; z-index: 99;
  backdrop-filter: blur(12px);
}

.top-tab {
  padding: 10px 20px;
  font-size: 12px; font-weight: 600; color: var(--text-4);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  letter-spacing: 0.3px;
  transition: all 0.15s;
  user-select: none;
}
.top-tab:hover { color: var(--text-2); }
.top-tab.active {
  color: var(--accent-bright);
  border-bottom-color: var(--accent-bright);
}

/* ---- tab content ---- */
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ---- layout ---- */
.page { position: relative; z-index: 1; padding: 24px 28px 60px; }

/* ---- stats strip ---- */
.stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 20px;
}

.stat {
  background: var(--bg-1);
  padding: 18px 20px;
  display: flex; flex-direction: column; gap: 2px;
  transition: background 0.15s;
}
.stat:hover { background: var(--bg-2); }

.stat-num {
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -1.2px;
  line-height: 1;
  color: var(--text-1);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 11px; font-weight: 500;
  color: var(--text-4);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

.stat-num.c-green { color: var(--green); }
.stat-num.c-red { color: var(--red); }
.stat-num.c-amber { color: var(--amber); }
.stat-num.c-violet { color: var(--violet); }

/* ---- model pills ---- */
.models {
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 16px; flex-wrap: wrap;
  min-height: 24px;
}

.mpill {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 9999px;
  padding: 4px 12px 4px 8px;
  font-size: 11px; color: var(--text-2);
  transition: border-color 0.15s, background 0.15s;
}
.mpill:hover { border-color: rgba(255,255,255,0.12); background: rgba(255,255,255,0.05); }

.mpill-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent-bright);
  flex-shrink: 0;
}

.mpill-name { font-weight: 600; color: var(--text-1); }
.mpill-meta { color: var(--text-4); font-family: var(--mono); font-size: 10px; }

/* ---- toolbar ---- */
.bar {
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 14px; flex-wrap: wrap;
}

.btn {
  display: inline-flex; align-items: center;
  background: rgba(255,255,255,0.03);
  color: var(--text-3);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 5px 12px;
  border-radius: 6px;
  cursor: pointer;
  font: inherit; font-size: 11px; font-weight: 500;
  font-feature-settings: 'cv01', 'ss03';
  transition: all 0.12s;
  white-space: nowrap;
}
.btn:hover { background: rgba(255,255,255,0.06); color: var(--text-1); border-color: rgba(255,255,255,0.14); }
.btn.on {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(94,106,210,0.3);
}

.bar-sep { width: 1px; height: 18px; background: var(--border); margin: 0 4px; }

.bar input[type="datetime-local"],
.bar select {
  background: rgba(255,255,255,0.03);
  color: var(--text-2);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 4px 8px;
  border-radius: 6px;
  font-family: var(--mono); font-size: 10px;
  outline: none;
  transition: border-color 0.12s;
}
.bar input:focus, .bar select:focus { border-color: var(--accent-bright); }
.bar select { font-family: var(--font); font-size: 11px; cursor: pointer; }

.bar label {
  font-size: 11px; color: var(--text-4);
  display: flex; align-items: center; gap: 5px;
  cursor: pointer; user-select: none;
}
.bar label input[type="checkbox"] { accent-color: var(--accent-bright); }

/* ---- table ---- */
.tbl { width: 100%; border-collapse: separate; border-spacing: 0; }

.tbl-container {
  overflow-x: auto;
}

.tbl thead { position: sticky; top: 0; z-index: 10; }

.load-more-btn {
  text-align: center;
  padding: 14px;
  color: var(--accent-bright);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border-top: 1px solid var(--border);
  transition: background 0.15s;
}
.load-more-btn:hover { background: var(--accent-glow); }

.tbl th {
  text-align: left;
  padding: 8px 14px;
  font-size: 10px; font-weight: 600;
  color: var(--text-4);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.tbl th:first-child { border-radius: 8px 0 0 0; }
.tbl th:last-child { border-radius: 0 8px 0 0; }

/* sortable column headers */
.tbl th[onclick] { cursor: pointer; user-select: none; }
.tbl th[onclick]:hover { color: var(--text-2); background: var(--bg-3); }
.sort-arrow { font-size: 9px; color: var(--accent-bright); }

.tbl td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  vertical-align: middle;
  transition: background 0.1s;
}

.tbl tbody tr { cursor: pointer; }
.tbl tbody tr:hover td { background: rgba(255,255,255,0.025); }
.tbl tbody tr:last-child td { border-bottom: none; }

/* cell types */
.c-ts {
  font-family: var(--mono); font-size: 11px; color: var(--text-4);
  white-space: nowrap; font-variant-numeric: tabular-nums;
}
.c-model { color: var(--accent-bright); font-weight: 600; font-size: 12px; letter-spacing: -0.2px; white-space: nowrap; }

.c-status {
  font-family: var(--mono); font-weight: 600; font-size: 11px;
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 4px;
}
.c-status.ok { color: var(--green); background: var(--green-dim); }
.c-status.err { color: var(--red); background: var(--red-dim); }

.c-dur { font-family: var(--mono); font-size: 11px; color: var(--violet); font-variant-numeric: tabular-nums; }
.c-tok { font-family: var(--mono); font-size: 11px; color: var(--amber); font-variant-numeric: tabular-nums; white-space: nowrap; }

.badge {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 9999px;
  font-size: 10px; font-weight: 600;
  letter-spacing: 0.3px; text-transform: uppercase;
}
.b-stream { color: var(--accent-bright); background: var(--accent-glow); }
.b-sync { color: var(--green); background: var(--green-dim); }

.c-preview {
  color: var(--text-4); font-size: 11px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  max-width: 0;
}

.c-error {
  color: var(--red); font-size: 11px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  max-width: 0;
}

/* detail expand */
.detail td { padding: 0 !important; border-bottom: 1px solid var(--border) !important; }
.detail-body {
  padding: 14px 16px;
  background: var(--bg-3);
  margin: 0 14px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.detail-body pre {
  white-space: pre-wrap; word-break: break-all;
  font-family: var(--mono); font-size: 11px;
  color: var(--text-3); line-height: 1.7;
  max-height: 300px; overflow-y: auto;
}
.detail-body.has-error {
  border-color: rgba(239,95,95,0.25);
  background: rgba(239,95,95,0.04);
}
.detail-body.has-error pre {
  color: var(--red);
}
.detail-error-label {
  font-size: 10px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--red); margin-bottom: 8px;
}
.detail-req-label {
  font-size: 10px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--text-4); margin: 12px 0 6px;
}

/* ---- detail drawer (modal-like panel) ---- */
.drawer-overlay {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 200;
}
.drawer-overlay.open { display: block; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(860px, 90vw);
  background: var(--bg-1);
  border-left: 1px solid var(--border);
  z-index: 201;
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.2s ease;
}
.drawer-overlay.open .drawer { transform: translateX(0); }
.drawer-hdr {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.drawer-hdr-title { font-size: 13px; font-weight: 600; color: var(--text-1); }
.drawer-close {
  background: none; border: none; color: var(--text-4); font-size: 18px;
  cursor: pointer; padding: 4px 8px; border-radius: 4px;
}
.drawer-close:hover { color: var(--text-1); background: rgba(255,255,255,0.06); }
.drawer-tabs {
  display: flex; gap: 0; border-bottom: 1px solid var(--border);
  padding: 0 20px;
  flex-shrink: 0;
}
.drawer-tab {
  padding: 10px 16px;
  font-size: 11px; font-weight: 600; color: var(--text-4);
  cursor: pointer; border-bottom: 2px solid transparent;
  text-transform: uppercase; letter-spacing: 0.5px;
  transition: all 0.12s;
}
.drawer-tab:hover { color: var(--text-2); }
.drawer-tab.active { color: var(--accent-bright); border-bottom-color: var(--accent-bright); }
.drawer-body {
  flex: 1; overflow-y: auto; padding: 20px;
}
.drawer-body pre {
  white-space: pre-wrap; word-break: break-all;
  font-family: var(--mono); font-size: 11px;
  color: var(--text-3); line-height: 1.7;
}
.drawer-meta {
  display: grid; grid-template-columns: 100px 1fr;
  gap: 6px 12px; margin-bottom: 16px;
  font-size: 11px;
}
.drawer-meta-k { color: var(--text-4); font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px; }
.drawer-meta-v { color: var(--text-2); font-family: var(--mono); }
.sse-event {
  margin-bottom: 8px; padding: 8px 12px;
  background: var(--bg-3); border-radius: 6px;
  border-left: 3px solid var(--accent);
}
.sse-event.evt-error { border-left-color: var(--red); }
.sse-event.evt-message_start { border-left-color: var(--green); }
.sse-event.evt-message_delta { border-left-color: var(--amber); }
.sse-event.evt-message_stop { border-left-color: var(--violet); }
.sse-type {
  font-size: 10px; font-weight: 600; color: var(--accent-bright);
  text-transform: uppercase; margin-bottom: 4px;
}
.sse-event.evt-error .sse-type { color: var(--red); }
.sse-event.evt-message_start .sse-type { color: var(--green); }
.sse-event.evt-message_delta .sse-type { color: var(--amber); }
.sse-event.evt-message_stop .sse-type { color: var(--violet); }
.sse-data {
  font-family: var(--mono); font-size: 10px;
  color: var(--text-3); line-height: 1.6;
  white-space: pre-wrap; word-break: break-all;
  max-height: 200px; overflow-y: auto;
}

/* empty state */
.empty-wrap {
  text-align: center; padding: 80px 20px;
}
.empty-ring {
  width: 48px; height: 48px; margin: 0 auto 16px;
  border: 2px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.empty-ring::after {
  content: '';
  width: 8px; height: 8px;
  background: var(--text-4);
  border-radius: 50%;
}
.empty-text { color: var(--text-4); font-size: 13px; font-weight: 500; }
.empty-sub { color: var(--text-4); font-size: 11px; margin-top: 4px; opacity: 0.6; }

/* ---- MOBILE OPTIMIZATIONS ---- */
/* Tablet landscape */
@media (max-width: 900px) {
  .stats { grid-template-columns: repeat(3, 1fr); }
  .stat-num { font-size: 22px; }
  .charts { grid-template-columns: 1fr; }

  /* Improve touch targets */
  .btn { min-height: 40px; padding: 8px 16px; font-size: 12px; }
  .top-tab { padding: 14px 20px; min-height: 48px; }
}

/* Tablet portrait & phone landscape */
@media (max-width: 768px) {
  /* Header mobile optimization */
  .hdr {
    height: auto;
    min-height: 48px;
    padding: 8px 16px;
    flex-wrap: wrap;
    gap: 8px;
  }
  .hdr-left, .hdr-right {
    gap: 8px;
    align-items: center;
  }
  .hdr-right {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .hdr-endpoint { display: none; } /* Hide on mobile for space */

  /* Mobile tab navigation */
  .top-tabs {
    padding: 0 12px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .top-tabs::-webkit-scrollbar { display: none; }
  .top-tab {
    padding: 12px 20px;
    white-space: nowrap;
    flex-shrink: 0;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  /* Stats grid mobile */
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
  }
  .stat {
    padding: 16px 14px;
    min-height: 80px;
  }
  .stat-num { font-size: 20px; }

  /* Page layout */
  .page { padding: 16px 12px 60px; }

  /* Model pills scroll */
  .models {
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: thin;
    gap: 8px;
    flex-wrap: nowrap;
  }
  .mpill { flex-shrink: 0; }

  /* Mobile toolbar */
  .bar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .bar-row-1, .bar-row-2 {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
  }
  .bar input,
  .bar select {
    min-height: 40px;
    font-size: 14px;
    padding: 8px 12px;
  }
  .btn {
    min-height: 44px;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
  }
}

/* Phone screens */
@media (max-width: 480px) {
  /* Even smaller stats grid for phones */
  .stats {
    grid-template-columns: 1fr;
    margin-bottom: 16px;
  }
  .stat {
    padding: 20px 16px;
    text-align: center;
  }

  /* Single column layout for narrow phones */
  .page { padding: 12px 8px 60px; }
  .hdr { padding: 8px 12px; }
  .top-tabs { padding: 0 8px; }

  /* Hide less essential header elements on very small screens */
  .hdr-sep { display: none; }
  .hdr-tz { display: none; }

  /* Simpler model pills for phones */
  .mpill-meta { display: none; }

  /* Full width form elements */
  .bar input,
  .bar select {
    width: 100%;
    margin-bottom: 8px;
  }
  .bar label {
    width: 100%;
    margin-bottom: 8px;
  }
}

/* Mobile table optimizations */
@media (max-width: 768px) {
  .tbl-container {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-bottom: 20px;
  }

  .tbl {
    min-width: 800px; /* Ensure table doesn't get too cramped */
  }

  .tbl th,
  .tbl td {
    padding: 12px 10px;
    font-size: 12px;
  }

  /* Sticky first column for mobile table navigation */
  .tbl th:first-child,
  .tbl td:first-child {
    position: sticky;
    left: 0;
    background: var(--bg-2);
    z-index: 5;
    border-right: 1px solid var(--border);
  }
  .tbl td:first-child {
    background: var(--bg-0);
  }
  .tbl tbody tr:hover td:first-child {
    background: rgba(255,255,255,0.025);
  }
}

/* Mobile settings optimizations */
@media (max-width: 768px) {
  .token-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .token-add-row {
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
  }
  .token-add-row > * {
    width: 100% !important;
    min-width: auto !important;
  }

  .token-input {
    min-height: 44px;
    font-size: 14px;
    padding: 12px 16px;
  }

  .settings-card {
    padding: 12px;
    margin-bottom: 16px;
  }
}

/* Mobile chart optimizations */
@media (max-width: 768px) {
  .charts {
    grid-template-columns: 1fr;
    margin-bottom: 16px;
  }

  .chart-card {
    padding: 12px;
  }

  .chart-scroll {
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
  }

  .chart-canvas {
    height: 120px; /* Slightly taller for mobile */
    width: 100%;
  }
}

/* Mobile drawer/modal optimizations */
@media (max-width: 768px) {
  .drawer {
    width: 100vw;
    right: 0;
    border-left: none;
  }

  .drawer-overlay.open .drawer {
    transform: translateX(0);
  }

  .drawer-body {
    padding: 16px;
  }

  .modal-box {
    width: calc(100vw - 24px);
    max-width: 400px;
    margin: 0 12px;
    max-height: 90vh;
    overflow-y: auto;
  }

  .modal-field input,
  .modal-field select {
    min-height: 44px;
    font-size: 16px; /* Prevents zoom on iOS */
    padding: 12px;
  }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
  /* This targets touch devices */
  .btn:hover {
    background: rgba(255,255,255,0.06);
    color: var(--text-1);
    border-color: rgba(255,255,255,0.14);
  }

  .top-tab:hover {
    color: var(--text-2);
  }

  .tbl tbody tr:hover td {
    background: transparent; /* Remove hover on touch devices */
  }

  /* Add touch feedback */
  .btn:active {
    transform: scale(0.98);
    transition: transform 0.1s;
  }

  .top-tab:active {
    background: rgba(255,255,255,0.05);
  }
}

/* ---- Additional mobile enhancements ---- */

/* Improved mobile toolbar layout */
.bar-row-1,
.bar-row-2 {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

@media (min-width: 769px) {
  /* Desktop: single row layout */
  .bar-row-1 {
    gap: 6px;
  }
  .bar-row-1::after {
    content: '';
    width: 1px;
    height: 18px;
    background: var(--border);
    margin: 0 4px;
  }
  .bar-row-2 {
    margin-left: 8px;
  }
}

/* Enhanced touch targets for critical actions (touch devices only) */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .top-tab,
  input[type="checkbox"] {
    min-height: 44px;
    min-width: 44px;
  }
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-right: 8px;
}

/* Mobile-specific table optimizations */
@media (max-width: 768px) {
  /* Horizontal scroll indicator */
  .tbl-container::after {
    content: '← Scroll for more columns →';
    display: block;
    text-align: center;
    font-size: 10px;
    color: var(--text-4);
    padding: 8px;
    background: var(--bg-1);
    border-top: 1px solid var(--border);
  }

  /* Hide scroll indicator if table fits */
  @supports (scrollbar-width: none) {
    .tbl-container:not(.scrollable)::after {
      display: none;
    }
  }

  /* Improved table cell spacing */
  .tbl th {
    padding: 10px 8px;
    font-size: 10px;
    position: sticky;
    top: 106px; /* Adjusted for mobile header */
  }

  .tbl td {
    padding: 14px 8px;
    font-size: 11px;
  }

  /* Better mobile table row hover */
  .tbl tbody tr:active td {
    background: rgba(255,255,255,0.08);
  }
}

/* Improved mobile stats cards */
@media (max-width: 480px) {
  .stat {
    cursor: pointer;
    transition: all 0.2s ease;
  }
  .stat:active {
    background: var(--bg-3);
    transform: scale(0.98);
  }
}

/* Mobile-first form enhancements */
@media (max-width: 768px) {
  .token-list-item {
    padding: 12px;
    margin-bottom: 4px;
    border-radius: 8px;
    min-height: 60px;
  }

  .token-list-item .token-actions .btn {
    min-height: 36px;
    min-width: 60px;
    font-size: 11px;
    padding: 6px 10px;
  }

  /* API Key management mobile layout */
  .token-add-row {
    padding: 16px 0;
    border-top: 2px solid var(--border);
    margin-top: 16px;
  }

  /* Mobile modal improvements */
  .modal-field {
    margin-bottom: 16px;
  }

  .modal-field label {
    font-size: 12px;
    margin-bottom: 6px;
  }

  .modal-actions {
    gap: 12px;
    margin-top: 24px;
  }

  .modal-actions .btn {
    flex: 1;
    min-height: 48px;
    font-size: 14px;
    font-weight: 600;
  }
}

/* Device-specific optimizations */
@media (max-width: 414px) {
  /* iPhone Pro Max and smaller */
  .hdr-title {
    font-size: 12px;
  }

  .stat-num {
    font-size: 18px;
  }

  .stat-label {
    font-size: 10px;
  }
}

@media (max-width: 375px) {
  /* iPhone standard size */
  .page {
    padding: 8px 6px 60px;
  }

  .stats {
    margin-bottom: 12px;
  }

  .models {
    gap: 6px;
    margin-bottom: 12px;
  }

  .mpill {
    padding: 3px 10px 3px 6px;
    font-size: 10px;
  }
}

/* Improved scrolling performance */
@media (max-width: 768px) {
  .tbl-container,
  .chart-scroll,
  .top-tabs,
  .models {
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
  }

  .tbl-container::-webkit-scrollbar,
  .chart-scroll::-webkit-scrollbar {
    height: 3px;
  }

  .tbl-container::-webkit-scrollbar-thumb,
  .chart-scroll::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 2px;
  }
}

/* Touch device enhancements */
.touch-device .btn.touch-active {
  background: rgba(255,255,255,0.1);
  transform: scale(0.98);
  transition: all 0.1s;
}

.touch-device .top-tab.touch-active {
  background: rgba(255,255,255,0.08);
  transform: scale(0.98);
}

.touch-device .stat.touch-active {
  background: var(--bg-3);
  transform: scale(0.98);
}

/* Input focus improvements */
.input-focused {
  box-shadow: 0 0 0 2px var(--accent-glow);
  border-radius: 6px;
}

/* Landscape phone specific */
@media (max-width: 768px) and (orientation: landscape) {
  .stats {
    grid-template-columns: repeat(5, 1fr);
  }
  .stat {
    padding: 12px 10px;
    min-height: 60px;
  }
  .stat-num {
    font-size: 18px;
  }
  .stat-label {
    font-size: 10px;
  }

  /* Optimize header for landscape */
  .hdr {
    height: 40px;
    min-height: 40px;
  }

  /* More compact top tabs in landscape */
  .top-tab {
    padding: 8px 16px;
    min-height: 36px;
    font-size: 11px;
  }

  /* Adjust sticky positioning for landscape */
  .top-tabs {
    top: 40px;
  }
  .tbl thead {
    top: 76px;
  }
}

/* Safe area handling for phones with notches */
@supports (padding: max(0px)) {
  @media (max-width: 768px) {
    .hdr {
      padding-left: max(12px, env(safe-area-inset-left));
      padding-right: max(12px, env(safe-area-inset-right));
    }

    .page {
      padding-left: max(8px, env(safe-area-inset-left));
      padding-right: max(8px, env(safe-area-inset-right));
      padding-bottom: max(60px, env(safe-area-inset-bottom));
    }

    .top-tabs {
      padding-left: max(8px, env(safe-area-inset-left));
      padding-right: max(8px, env(safe-area-inset-right));
    }

    /* Safe area for modals */
    .modal-box {
      margin-left: max(12px, env(safe-area-inset-left));
      margin-right: max(12px, env(safe-area-inset-right));
      width: calc(100vw - max(24px, env(safe-area-inset-left) + env(safe-area-inset-right)));
    }

    .drawer {
      right: env(safe-area-inset-right, 0);
      width: min(860px, calc(90vw - env(safe-area-inset-right, 0)));
    }
  }
}

/* ---- charts ---- */
.charts {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 1px;
  background: var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 20px;
}

.charts.charts-2col {
  grid-template-columns: 1fr 1fr;
}

@media (max-width: 768px) {
  .charts, .charts.charts-2col {
    grid-template-columns: 1fr;
  }
}

.chart-card {
  background: var(--bg-1);
  padding: 14px 16px;
  display: flex; flex-direction: column;
  overflow: hidden;
}

.chart-title {
  font-size: 11px; font-weight: 600; color: var(--text-4);
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 10px;
  flex-shrink: 0;
}

.chart-scroll {
  flex: 1;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.08) transparent;
  cursor: grab;
  position: relative;
}
.chart-scroll:active { cursor: grabbing; }
.chart-scroll::-webkit-scrollbar { height: 4px; }
.chart-scroll::-webkit-scrollbar-track { background: transparent; }
.chart-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

.chart-canvas {
  height: 110px;
  display: block;
}

/* model share bars */
.share-list { display: flex; flex-direction: column; gap: 8px; flex: 1; justify-content: center; }
.share-item { display: flex; flex-direction: column; gap: 3px; }
.share-row { display: flex; align-items: center; justify-content: space-between; }
.share-name { font-size: 11px; font-weight: 500; color: var(--text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 160px; }
.share-pct { font-family: var(--mono); font-size: 10px; color: var(--text-4); font-variant-numeric: tabular-nums; }
.share-track { height: 4px; background: rgba(255,255,255,0.04); border-radius: 2px; overflow: hidden; }
.share-fill { height: 100%; border-radius: 2px; transition: width 0.3s ease; }

/* chart tooltip */
.chart-tip {
  position: fixed;
  pointer-events: none;
  z-index: 300;
  background: rgba(20,21,22,0.94);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 11px;
  color: var(--text-1);
  line-height: 1.5;
  white-space: nowrap;
  display: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
.chart-tip.show { display: block; }
.chart-tip .tip-label { color: var(--text-4); font-size: 10px; margin-bottom: 2px; }
.chart-tip .tip-row { display: flex; align-items: center; gap: 6px; }
.chart-tip .tip-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.chart-tip .tip-val { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* ---- token management ---- */
.token-section {
  background: var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 20px;
}
.token-section-hdr {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-1);
  cursor: pointer;
  user-select: none;
}
.token-section-title {
  font-size: 11px; font-weight: 600;
  color: var(--text-4);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.token-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1px;
  background: var(--border);
}
@media (max-width: 800px) { .token-grid { grid-template-columns: 1fr; } }
.token-card {
  background: var(--bg-1);
  padding: 16px;
}
.token-active-badge {
  display: flex; align-items: center; gap: 8px;
  font-size: 16px; font-weight: 600; color: var(--text-1);
  margin-bottom: 10px;
}
.token-active-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  flex-shrink: 0;
}
.token-active-meta {
  font-size: 11px; color: var(--text-4);
  display: flex; flex-direction: column; gap: 5px;
}
.token-active-meta span { display: flex; align-items: center; gap: 6px; }
.token-active-meta .label { color: var(--text-4); font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px; min-width: 65px; font-size: 10px; }
.token-active-meta .val { color: var(--text-2); font-family: var(--mono); }
.token-list-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  transition: background 0.12s;
  margin-bottom: 2px;
}
.token-list-item:hover { background: rgba(255,255,255,0.03); }
.token-list-item.active { background: var(--accent-glow); border: 1px solid rgba(113,112,255,0.2); }
.token-list-item .token-radio { accent-color: var(--accent-bright); cursor: pointer; }
.token-list-item .token-info { flex: 1; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.token-list-item .token-name { font-size: 12px; font-weight: 600; color: var(--text-1); }
.token-list-item .token-detail { font-size: 10px; color: var(--text-4); font-family: var(--mono); display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.token-list-item .token-actions { display: flex; gap: 4px; flex-shrink: 0; }
.token-add-row {
  display: flex; gap: 6px; margin-top: 10px; padding-top: 10px;
  border-top: 1px solid var(--border);
}
.token-input {
  background: rgba(255,255,255,0.03);
  color: var(--text-2);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 6px 10px;
  border-radius: 6px;
  font: inherit; font-size: 11px;
  outline: none;
  transition: border-color 0.12s;
}
.token-input:focus { border-color: var(--accent-bright); }
.token-input-wide { flex: 1; min-width: 0; }
.token-chip {
  display: inline-flex; align-items: center;
  padding: 1px 6px; border-radius: 4px;
  font-size: 9px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.3px;
}
.token-chip.type-gho { color: var(--green); background: var(--green-dim); }
.token-chip.type-ghu { color: var(--violet); background: rgba(167,139,250,0.12); }
.token-chip.type-github_pat { color: var(--amber); background: rgba(240,180,41,0.12); }
.token-chip.type-unknown { color: var(--text-4); background: rgba(255,255,255,0.04); }
.c-token { font-size: 11px; color: var(--text-3); white-space: nowrap; }

/* ---- rate limit usage bars ---- */
.rl-bar-wrap {
  display: flex; align-items: center; gap: 6px;
  margin-top: 4px;
}
.rl-bar-label {
  font-size: 9px; font-weight: 600; color: var(--text-4);
  text-transform: uppercase; letter-spacing: 0.3px;
  min-width: 28px;
}
.rl-bar-track {
  flex: 1; height: 4px;
  background: rgba(255,255,255,0.04);
  border-radius: 2px; overflow: hidden;
}
.rl-bar-fill {
  height: 100%; border-radius: 2px;
  background: var(--accent-bright);
  transition: width 0.3s, background 0.3s;
}
.rl-bar-fill.warn { background: var(--amber); }
.rl-bar-fill.crit { background: var(--red); }
.rl-bar-val {
  font-family: var(--mono); font-size: 9px; color: var(--text-4);
  min-width: 60px; text-align: right;
}

/* ---- settings section card ---- */
.settings-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 20px;
}
.settings-card-title {
  font-size: 12px; font-weight: 600; color: var(--text-1);
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}

/* rate limit edit modal */
.modal-overlay {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 300;
  align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  width: 360px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}
.modal-title {
  font-size: 14px; font-weight: 600; color: var(--text-1);
  margin-bottom: 16px;
}
.modal-field {
  margin-bottom: 12px;
}
.modal-field label {
  display: block; font-size: 11px; color: var(--text-4);
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px;
  margin-bottom: 4px;
}
.modal-field input {
  width: 100%;
  background: rgba(255,255,255,0.03);
  color: var(--text-2);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 8px 10px;
  border-radius: 6px;
  font-family: var(--mono); font-size: 12px;
  outline: none;
}
.modal-field input:focus { border-color: var(--accent-bright); }
.modal-field .hint {
  font-size: 10px; color: var(--text-4); margin-top: 2px;
}
.modal-actions {
  display: flex; gap: 8px; justify-content: flex-end;
  margin-top: 16px;
}

/* ---- auth loading & login screens ---- */
.auth-loading {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-0);
  z-index: 9999;
}
.auth-loading-spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--border);
  border-top-color: var(--accent-bright);
  border-radius: 50%;
  animation: auth-spin 0.7s linear infinite;
}
@keyframes auth-spin { to { transform: rotate(360deg); } }

.auth-login {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-0);
  z-index: 9999;
}
.auth-login::before {
  content: '';
  position: fixed;
  top: -180px; left: 50%;
  transform: translateX(-50%);
  width: 900px; height: 400px;
  background: radial-gradient(ellipse at center, rgba(94,106,210,0.10) 0%, transparent 70%);
  pointer-events: none;
}
.auth-card {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.5rem 2rem;
  width: 100%; max-width: 360px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  text-align: center;
}
.auth-title {
  font-size: 1.3rem; font-weight: 700;
  color: var(--text-1);
  margin-bottom: 0.3rem;
  letter-spacing: -0.3px;
}
.auth-sub {
  color: var(--text-4);
  font-size: 0.85rem;
  margin-bottom: 1.75rem;
}
.auth-btn {
  width: 100%; padding: 0.75rem;
  background: var(--accent);
  color: #fff; border: none;
  border-radius: 8px;
  font-size: 0.9375rem; font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  transition: background 0.15s, box-shadow 0.15s;
  box-shadow: 0 0 16px rgba(94,106,210,0.25);
}
.auth-btn:hover {
  background: var(--accent-bright);
  box-shadow: 0 0 24px rgba(113,112,255,0.35);
}

/* header user info */
.hdr-user {
  font-size: 11px; color: var(--text-3);
  font-weight: 500;
  max-width: 140px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ---- device login ---- */
.device-code {
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: 4px;
  padding: 12px 20px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: inline-block;
  user-select: all;
}
.device-link {
  color: var(--accent-bright);
  text-decoration: none;
  font-size: 12px;
  font-weight: 500;
}
.device-link:hover { text-decoration: underline; }
.device-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-4);
  padding: 12px 0;
}
.device-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-bright);
  border-radius: 50%;
  animation: device-spin 0.8s linear infinite;
}
@keyframes device-spin { to { transform: rotate(360deg); } }