/* ====================================================================
   AIP Analyzer — design tokens & globals
   ==================================================================== */

:root {
  /* Dark theme (default) */
  --bg-0: #04060c;
  --bg-1: #0a0e1a;
  --bg-2: #0f1422;
  --bg-3: #151b2e;
  --bg-elev: #11172a;
  --line: rgba(120, 160, 255, 0.10);
  --line-strong: rgba(120, 160, 255, 0.22);
  --text-0: #f0f4ff;
  --text-1: #c4cee0;
  --text-2: #8590ad;
  --text-3: #5b6480;

  --accent: oklch(0.78 0.18 240);
  --accent-2: oklch(0.66 0.22 250);
  --accent-soft: oklch(0.78 0.18 240 / 0.16);
  --accent-glow: oklch(0.78 0.18 240 / 0.45);

  --success: oklch(0.78 0.18 155);
  --success-soft: oklch(0.78 0.18 155 / 0.18);
  --warn: oklch(0.82 0.16 75);
  --warn-soft: oklch(0.82 0.16 75 / 0.18);
  --danger: oklch(0.7 0.22 15);
  --danger-soft: oklch(0.7 0.22 15 / 0.18);

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

  --shadow-glow: 0 0 24px -4px var(--accent-glow);
  --shadow-card: 0 12px 30px -16px rgba(0,0,0,0.7), 0 1px 0 rgba(255,255,255,0.03) inset;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
}

[data-theme="light"] {
  --bg-0: #f3f5fb;
  --bg-1: #eaeef7;
  --bg-2: #ffffff;
  --bg-3: #f6f8fd;
  --bg-elev: #ffffff;
  --line: rgba(20, 40, 110, 0.08);
  --line-strong: rgba(20, 40, 110, 0.18);
  --text-0: #0c1226;
  --text-1: #25304d;
  --text-2: #5e6a87;
  --text-3: #8893ad;

  --accent: oklch(0.55 0.20 250);
  --accent-2: oklch(0.46 0.24 255);
  --accent-soft: oklch(0.55 0.20 250 / 0.14);
  --accent-glow: oklch(0.55 0.20 250 / 0.22);

  --shadow-card: 0 8px 22px -16px rgba(20, 40, 110, 0.35), 0 1px 0 rgba(255,255,255,0.6) inset;
}

* { box-sizing: border-box; }
html, body, #root { height: 100%; margin: 0; }
body {
  background: var(--bg-0);
  color: var(--text-0);
  font-family: var(--font-sans);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'cv11', 'ss01';
  overflow: hidden;
}

/* radial glow background (dark only) */
.app-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 18% 12%, oklch(0.55 0.22 250 / 0.28), transparent 60%),
    radial-gradient(ellipse 50% 40% at 88% 88%, oklch(0.66 0.20 220 / 0.18), transparent 65%),
    radial-gradient(ellipse 80% 60% at 50% 100%, oklch(0.50 0.18 260 / 0.14), transparent 70%);
}
[data-theme="light"] .app-bg {
  background:
    radial-gradient(ellipse 60% 50% at 15% 10%, oklch(0.78 0.10 250 / 0.35), transparent 65%),
    radial-gradient(ellipse 50% 50% at 90% 90%, oklch(0.82 0.08 220 / 0.30), transparent 70%);
}

/* scrollbar */
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 8px; border: 2px solid transparent; background-clip: padding-box; }
*::-webkit-scrollbar-thumb:hover { background-color: var(--text-3); background-clip: padding-box; }

/* layout */
.app {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 232px 1fr;
  height: 100vh;
}

/* sidebar */
.sidebar {
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-0) 100%);
  border-right: 1px solid var(--line);
  padding: 22px 14px;
  display: flex; flex-direction: column;
  overflow: hidden;
}
[data-theme="light"] .sidebar { background: linear-gradient(180deg, #fff 0%, #f0f4fb 100%); }

.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 8px 22px;
}
.brand-mark {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  position: relative;
  border-radius: 10px;
  background: linear-gradient(140deg, var(--accent) 0%, var(--accent-2) 100%);
  box-shadow: 0 0 18px -2px var(--accent-glow), 0 0 0 1px rgba(255,255,255,0.08) inset;
}
.brand-mark::after {
  content: ''; position: absolute; inset: 4px;
  border-radius: 6px;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,0.45), transparent 50%),
    var(--bg-0);
}
.brand-mark span {
  position: relative; z-index: 1;
  font-family: var(--font-mono);
  font-weight: 700; font-size: 11px;
  letter-spacing: 0.5px;
  color: var(--accent);
}
[data-theme="light"] .brand-mark::after { background: radial-gradient(circle at 30% 20%, #fff, transparent 50%), #fff; }

.brand-name { font-size: 14px; font-weight: 700; letter-spacing: -0.2px; }
.brand-sub { font-size: 10px; color: var(--text-2); letter-spacing: 1.5px; text-transform: uppercase; margin-top: 2px; font-family: var(--font-mono); }

.nav-section-label {
  font-size: 10px; letter-spacing: 1.4px; text-transform: uppercase;
  color: var(--text-3); padding: 14px 10px 8px;
  font-weight: 600;
}
.nav-item {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 12px; border-radius: 9px;
  color: var(--text-1);
  cursor: pointer; user-select: none;
  font-weight: 500;
  transition: all 0.15s ease;
  position: relative;
}
.nav-item:hover { background: var(--bg-3); color: var(--text-0); }
.nav-item.active {
  background: linear-gradient(90deg, var(--accent-soft), transparent 100%);
  color: var(--text-0);
  box-shadow: inset 0 0 0 1px var(--accent-soft);
}
.nav-item.active::before {
  content: ''; position: absolute; left: -14px; top: 8px; bottom: 8px; width: 3px;
  background: var(--accent); border-radius: 0 3px 3px 0;
  box-shadow: 0 0 10px var(--accent-glow);
}
.nav-item .nav-count {
  margin-left: auto;
  font-size: 11px; padding: 2px 7px; border-radius: 999px;
  background: var(--bg-3); color: var(--text-2);
  font-family: var(--font-mono);
}
.nav-item.active .nav-count { background: var(--accent-soft); color: var(--accent); }

.sidebar-footer {
  margin-top: auto;
  padding: 14px;
  border-radius: 12px;
  background: linear-gradient(160deg, oklch(0.55 0.20 250 / 0.22), oklch(0.45 0.18 270 / 0.10));
  border: 1px solid var(--line-strong);
  position: relative; overflow: hidden;
}
.sidebar-footer::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 0%, var(--accent-glow), transparent 60%);
  opacity: 0.6;
}
.sidebar-footer-title { font-size: 12px; font-weight: 600; position: relative; }
.sidebar-footer-text { font-size: 11px; color: var(--text-2); margin-top: 4px; position: relative; line-height: 1.45; }
.sidebar-footer-cta {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 10px; padding: 6px 10px;
  background: var(--bg-0); color: var(--text-0);
  border-radius: 6px; font-size: 11px; font-weight: 600;
  text-decoration: none; position: relative;
  border: 1px solid var(--line-strong);
}

/* main area */
.main {
  display: flex; flex-direction: column;
  height: 100vh; min-height: 0;
  overflow: hidden;
}
.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(10, 14, 26, 0.4);
  backdrop-filter: blur(8px);
  flex-shrink: 0;
  height: 64px;
}
[data-theme="light"] .topbar { background: rgba(255,255,255,0.6); }

.crumb { font-size: 12px; color: var(--text-2); }
.crumb b { color: var(--text-0); font-weight: 600; }

.search-global {
  margin-left: auto;
  position: relative;
  width: 320px;
}
.search-global input {
  width: 100%; padding: 9px 14px 9px 36px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--text-0); font-size: 13px; font-family: var(--font-sans);
  outline: none;
  transition: all 0.15s;
}
.search-global input::placeholder { color: var(--text-3); }
.search-global input:focus { border-color: var(--accent-soft); box-shadow: 0 0 0 3px var(--accent-soft); }
.search-global svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-3); }

.icon-btn {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 9px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--text-1);
  cursor: pointer;
  position: relative;
  transition: all 0.15s;
}
.icon-btn:hover { color: var(--text-0); border-color: var(--line-strong); }
.icon-btn .dot {
  position: absolute; top: 8px; right: 9px;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.user-chip {
  display: flex; align-items: center; gap: 10px;
  padding: 5px 12px 5px 5px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
}
.user-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  font-weight: 700; font-size: 11px;
  color: white;
  letter-spacing: 0.4px;
}
.user-meta { line-height: 1.2; }
.user-meta .name { font-size: 12px; font-weight: 600; }
.user-meta .role { font-size: 10px; color: var(--text-2); letter-spacing: 0.5px; text-transform: uppercase; }

/* page */
.page {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px 80px;
  min-height: 0;
}
.page-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 22px;
}
.page-title-block h1 {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.6px;
  margin: 0 0 4px;
}
.page-title-block .subtitle {
  color: var(--text-2); font-size: 13px;
}
.page-actions { display: flex; gap: 10px; }

/* button */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 14px;
  border-radius: 9px;
  font-size: 13px; font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  border: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--text-0);
  transition: all 0.15s;
  white-space: nowrap;
}
.btn:hover { border-color: var(--line-strong); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: white;
  box-shadow: 0 0 18px -3px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.18);
}
.btn-primary:hover { box-shadow: 0 0 24px -2px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.22); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-1); }
.btn-ghost:hover { background: var(--bg-3); color: var(--text-0); }
.btn-sm { padding: 6px 10px; font-size: 12px; }

/* card */
.card {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  position: relative;
}
[data-theme="light"] .card { background: #fff; }

.card-header {
  padding: 14px 18px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.card-title { font-size: 13px; font-weight: 600; letter-spacing: -0.1px; }
.card-eyebrow {
  font-size: 10px; color: var(--text-3); letter-spacing: 1.4px; text-transform: uppercase; font-weight: 600;
}

/* form fields */
.field { display: flex; flex-direction: column; gap: 6px; }
.field-label {
  font-size: 11px; font-weight: 600;
  color: var(--text-2); letter-spacing: 0.4px;
  text-transform: uppercase;
}
.field-input,
.field-select {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text-0);
  font-size: 13px; font-family: var(--font-sans);
  outline: none;
  transition: all 0.15s;
}
[data-theme="light"] .field-input,
[data-theme="light"] .field-select { background: #fff; }

.field-select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238590ad' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
  cursor: pointer;
}
.field-input:focus, .field-select:focus { border-color: var(--accent-soft); box-shadow: 0 0 0 3px var(--accent-soft); }
.field-input::placeholder { color: var(--text-3); }

.field-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.field-pair input { padding: 9px 10px; }

/* badge */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px; font-weight: 600;
  font-family: var(--font-sans);
  letter-spacing: 0.2px;
}
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }
.badge-danger { background: var(--danger-soft); color: var(--danger); }
.badge-accent { background: var(--accent-soft); color: var(--accent); }
.badge-neutral { background: var(--bg-3); color: var(--text-1); }
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor; box-shadow: 0 0 6px currentColor;
}

/* table */
.data-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  font-size: 13px;
}
.data-table thead th {
  font-size: 10px; font-weight: 600;
  color: var(--text-3); letter-spacing: 1.3px; text-transform: uppercase;
  text-align: left; padding: 12px 14px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 1;
  white-space: nowrap;
}
.data-table thead th:first-child { padding-left: 18px; }
.data-table thead th .sort {
  display: inline-flex; vertical-align: middle; margin-left: 4px;
  opacity: 0.5;
}
.data-table thead th.sortable { cursor: pointer; user-select: none; }
.data-table thead th.sortable:hover { color: var(--text-1); }

.data-table tbody td {
  padding: 14px;
  border-bottom: 1px solid var(--line);
  color: var(--text-1);
  vertical-align: middle;
  white-space: nowrap;
}
.data-table tbody td:first-child { padding-left: 18px; }
.data-table tbody tr { transition: background 0.12s; }
.data-table tbody tr:hover { background: rgba(120, 160, 255, 0.05); }
.data-table tbody tr.selected { background: var(--accent-soft); }

.cell-product {
  display: flex; align-items: center; gap: 12px;
  min-width: 240px;
}
.product-image {
  width: 44px; height: 44px;
  border-radius: 8px;
  background: var(--bg-3);
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  display: grid; place-items: center;
}
.product-name {
  font-weight: 600; color: var(--text-0);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 280px;
}
.product-asin { font-family: var(--font-mono); font-size: 11px; color: var(--text-3); margin-top: 2px; }

.num { font-family: var(--font-mono); font-size: 12.5px; }
.num-pos { color: var(--success); }
.num-neg { color: var(--danger); }

/* checkbox */
.cbx {
  width: 16px; height: 16px;
  border-radius: 4px;
  border: 1.5px solid var(--text-3);
  background: transparent;
  cursor: pointer;
  display: inline-grid; place-items: center;
  transition: all 0.12s;
  flex-shrink: 0;
}
.cbx[data-checked="true"] {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
}
.cbx svg { opacity: 0; }
.cbx[data-checked="true"] svg { opacity: 1; }
.cbx[data-indeterminate="true"] {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
}
.cbx[data-indeterminate="true"] svg { opacity: 1; }

/* slider */
.slider-wrap { padding: 4px 4px 0; }
.slider-track {
  position: relative; height: 4px; border-radius: 4px;
  background: var(--bg-3);
}
.slider-fill {
  position: absolute; height: 100%; border-radius: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 6px var(--accent-glow);
}
.slider-handle {
  position: absolute; top: 50%; transform: translate(-50%, -50%);
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--text-0); border: 2px solid var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  cursor: grab;
}
.slider-labels {
  display: flex; justify-content: space-between;
  margin-top: 8px; font-family: var(--font-mono); font-size: 11px; color: var(--text-2);
}

/* toggle */
.toggle {
  position: relative; width: 36px; height: 20px;
  background: var(--bg-3);
  border-radius: 999px;
  cursor: pointer; transition: all 0.18s;
  border: 1px solid var(--line);
  flex-shrink: 0;
}
.toggle::after {
  content: ''; position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  border-radius: 50%; background: var(--text-2);
  transition: all 0.18s;
}
.toggle[data-on="true"] { background: var(--accent); border-color: transparent; box-shadow: 0 0 10px var(--accent-glow); }
.toggle[data-on="true"]::after { left: 18px; background: white; }

/* segmented */
.segmented {
  display: inline-flex; padding: 3px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 9px;
  gap: 2px;
}
.segmented button {
  border: none; background: transparent;
  padding: 6px 11px; border-radius: 6px;
  color: var(--text-2); font-size: 12px; font-weight: 500;
  cursor: pointer;
  font-family: var(--font-sans);
  display: inline-flex; align-items: center; gap: 5px;
}
.segmented button.active {
  background: var(--bg-3); color: var(--text-0);
  box-shadow: 0 0 0 1px var(--line-strong);
}

/* sparkline */
.sparkline { height: 28px; }

/* rating stars */
.stars { display: inline-flex; gap: 1px; color: var(--accent); }

/* footer pagination */
.pagination {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 18px;
  border-top: 1px solid var(--line);
  font-size: 12px; color: var(--text-2);
}
.page-btn {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 7px;
  color: var(--text-1); cursor: pointer;
  font-family: var(--font-mono); font-size: 12px;
}
.page-btn:hover { background: var(--bg-3); }
.page-btn.active { background: var(--accent-soft); color: var(--accent); border-color: var(--accent-soft); }

/* drawer */
.drawer-backdrop {
  position: fixed; inset: 0;
  background: rgba(4, 6, 12, 0.55);
  backdrop-filter: blur(4px);
  z-index: 50;
  animation: fade 0.2s ease-out;
}
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 380px;
  background: var(--bg-1);
  border-left: 1px solid var(--line-strong);
  z-index: 51;
  display: flex; flex-direction: column;
  animation: slideIn 0.24s cubic-bezier(0.2, 0.8, 0.2, 1);
}
[data-theme="light"] .drawer { background: #fff; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes slideIn { from { transform: translateX(100%); } to { transform: translateX(0); } }

/* lead chip */
.list-pill {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 9px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.12s;
  font-size: 13px;
}
.list-pill:hover { background: var(--bg-3); }
.list-pill.active {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
  box-shadow: 0 0 12px -4px var(--accent-glow);
}
.list-pill .dot-sq {
  width: 8px; height: 8px; border-radius: 3px;
  flex-shrink: 0;
}
.list-pill .name { flex: 1; color: var(--text-0); font-weight: 500; }
.list-pill .count { font-family: var(--font-mono); font-size: 11px; color: var(--text-2); }
.list-pill.active .count { color: var(--accent); }

/* stat card */
.stat-card {
  padding: 18px;
  border-radius: var(--radius-lg);
  background: var(--bg-1);
  border: 1px solid var(--line);
  position: relative; overflow: hidden;
}
[data-theme="light"] .stat-card { background: #fff; }
.stat-card.glow::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 100% 0%, var(--accent-glow), transparent 60%);
  opacity: 0.6;
}
.stat-label { font-size: 11px; color: var(--text-2); letter-spacing: 0.7px; text-transform: uppercase; font-weight: 600; }
.stat-value { font-size: 26px; font-weight: 700; margin-top: 6px; letter-spacing: -0.6px; font-family: var(--font-mono); }
.stat-delta { font-size: 12px; margin-top: 4px; font-weight: 500; }

/* scroll fade */
.scroll-x { overflow-x: auto; }

/* utility */
.hidden { display: none !important; }
.flex { display: flex; }
.row { display: flex; align-items: center; gap: 8px; }
.gap-12 { gap: 12px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }

/* Tweaks panel overrides */
.tweaks-panel { font-family: var(--font-sans); }