/* T2B Screener — Finviz-like base styles */
:root {
  --bar: #22262f;
  --bar-text: #d8dde6;
  --bar-active: #4a90e2;
  --bg: #f3f4f6;
  --panel: #ffffff;
  --panel-alt: #f9fafb;
  --border: #d9dce1;
  --text: #1f2328;
  --text-secondary: #4b5563;
  --muted: #6b7280;
  --link: #2a6ebb;
  --green: #00a050;
  --red: #d0312d;
  --table-th-bg: #edf2f7;
  --table-th-text: #2d3748;
  --table-row-even: #f8fafc;
  --table-row-hover: #edf5ff;
  --input-bg: #ffffff;
  --input-text: #1f2328;
  --input-border: #d9dce1;
  --card-bg: #f9fafb;
  --tab-inactive-bg: #e5e7eb;
  --tab-inactive-text: #374151;
}

[data-theme="dark"] {
  --bar: #14171d;
  --bar-text: #e2e8f0;
  --bar-active: #60a5fa;
  --bg: #0b0f19;
  --panel: #151b28;
  --panel-alt: #1a2234;
  --border: #26334a;
  --text: #e2e8f0;
  --text-secondary: #94a3b8;
  --muted: #64748b;
  --link: #60a5fa;
  --green: #10b981;
  --red: #f43f5e;
  --table-th-bg: #1a2234;
  --table-th-text: #cbd5e1;
  --table-row-even: #101623;
  --table-row-hover: #1e293b;
  --input-bg: #0b0f19;
  --input-text: #e2e8f0;
  --input-border: #334155;
  --card-bg: #151b28;
  --tab-inactive-bg: #1e293b;
  --tab-inactive-text: #94a3b8;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 13px/1.45 Verdana, Arial, Tahoma, sans-serif;
  color: var(--text);
  background: var(--bg);
  transition: background-color 0.15s ease, color 0.15s ease;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Top bar */
.topbar {
  display: flex; align-items: center; gap: 24px;
  height: 44px; padding: 0 16px;
  background: var(--bar); color: var(--bar-text);
}
.brand { color: #fff; font-weight: bold; font-size: 17px; letter-spacing: .5px; }
.brand span { color: var(--bar-active); font-weight: normal; margin-left: 2px; }
.brand:hover { text-decoration: none; }
.mainnav { display: flex; gap: 4px; }
.mainnav a {
  color: var(--bar-text); padding: 12px 10px; font-size: 13px;
}
.mainnav a:hover, .mainnav a.active { color: #fff; background: #2f3542; text-decoration: none; }
.mainnav a.active { box-shadow: inset 0 -3px 0 var(--bar-active); }
.usernav { margin-left: auto; display: flex; align-items: center; gap: 14px; font-size: 12px; }
.usernav a, .linkbtn { color: var(--bar-text); }
.username em { color: var(--bar-active); font-style: normal; }
form.inline { display: inline; margin: 0; }
.linkbtn {
  background: none; border: 0; padding: 0; cursor: pointer;
  font: inherit; font-size: 12px;
}
.linkbtn:hover { color: #fff; text-decoration: underline; }

/* Theme toggle button */
.theme-toggle-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--bar-text);
  padding: 3px 8px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: all 0.15s ease;
}
.theme-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

/* Layout */
.content { padding: 16px; max-width: 1400px; margin: 0 auto; }
.content.narrow { max-width: 420px; padding-top: 48px; }
.panel {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 4px; padding: 18px 20px;
}
h1 { font-size: 18px; margin: 0 0 12px; color: var(--text); }
h2, h3, h4 { color: var(--text); }
.muted { color: var(--muted); }
.small { font-size: 12px; }

/* Forms */
.auth label { display: block; margin: 12px 0 4px; font-weight: bold; font-size: 12px; color: var(--text); }
.auth input[type=text], .auth input[type=email], .auth input[type=password] {
  width: 100%; padding: 7px 9px; font: inherit;
  border: 1px solid var(--input-border); border-radius: 3px;
  background: var(--input-bg); color: var(--input-text);
}
.auth input:focus { outline: 2px solid var(--link); border-color: var(--link); }
.btn {
  display: inline-block; margin-top: 16px; padding: 7px 16px;
  background: var(--link); color: #fff; border: 0; border-radius: 3px;
  font: inherit; font-weight: bold; cursor: pointer;
}
.btn:hover { background: #1f5a9c; text-decoration: none; }
.error {
  margin: 8px 0; padding: 7px 9px; border-radius: 3px;
  background: #fdecec; color: var(--red); font-size: 12px;
}
[data-theme="dark"] .error {
  background: #450a0a; color: #fca5a5; border: 1px solid #7f1d1d;
}
.help { color: var(--muted); font-size: 11px; margin-top: 4px; }
.help ul { margin: 4px 0; padding-left: 18px; }

/* Messages */
.messages { list-style: none; padding: 0; margin: 0 0 12px; }
.messages li { padding: 8px 12px; border-radius: 3px; background: #e8f1fb; margin-bottom: 6px; }
.messages .msg-success { background: #e6f6ec; }
.messages .msg-error { background: #fdecec; }
.messages .msg-warning { background: #fff6e0; }

[data-theme="dark"] .messages li { background: #1e293b; color: #e2e8f0; border: 1px solid var(--border); }
[data-theme="dark"] .messages .msg-success { background: #064e3b; color: #a7f3d0; border-color: #047857; }
[data-theme="dark"] .messages .msg-error { background: #450a0a; color: #fecaca; border-color: #7f1d1d; }
[data-theme="dark"] .messages .msg-warning { background: #451a03; color: #fef08a; border-color: #78350f; }

/* Buttons & Secondary */
.btn-secondary { background: #6b7280; }
.btn-secondary:hover { background: #4b5563; }
.btn-danger { background: #d0312d; }
.btn-danger:hover { background: #a82421; }
.btn-success { background: #00a050; }
.btn-success:hover { background: #007a3d; }
.btn-sm { padding: 4px 10px; font-size: 11px; margin-top: 0; }

/* Cards & Grid */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin: 16px 0; }
.stat-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 4px; padding: 14px 16px; }
.stat-card .stat-val { font-size: 22px; font-weight: bold; margin-top: 4px; color: var(--text); }
.stat-card .stat-label { font-size: 11px; text-transform: uppercase; color: var(--muted); letter-spacing: .5px; }

/* Badges */
.badge { display: inline-block; padding: 2px 7px; border-radius: 3px; font-size: 11px; font-weight: bold; }
.badge-add { background: #dcfce7; color: #166534; }
.badge-readd { background: #e0f2fe; color: #075985; }
.badge-remove { background: #fee2e2; color: #991b1b; }
.badge-unchanged { background: #f3f4f6; color: #4b5563; }
.badge-warn { background: #fef3c7; color: #92400e; }

[data-theme="dark"] .badge-add { background: #064e3b; color: #6ee7b7; border: 1px solid #047857; }
[data-theme="dark"] .badge-readd { background: #0c4a6e; color: #7dd3fc; border: 1px solid #0369a1; }
[data-theme="dark"] .badge-remove { background: #7f1d1d; color: #fca5a5; border: 1px solid #991b1b; }
[data-theme="dark"] .badge-unchanged { background: #1e293b; color: #94a3b8; border: 1px solid #334155; }
[data-theme="dark"] .badge-warn { background: #78350f; color: #fde68a; border: 1px solid #92400e; }

/* Data Tables */
.table-wrap { overflow-x: auto; margin-top: 12px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.data-table th, .data-table td { padding: 6px 10px; border: 1px solid var(--border); text-align: left; }
.data-table th { background: var(--table-th-bg); font-weight: bold; color: var(--table-th-text); white-space: nowrap; }
.data-table tr:nth-child(even) { background: var(--table-row-even); }
.data-table tr:hover { background: var(--table-row-hover); }
.data-table .num { text-align: right; }

/* Preview sections */
.preview-summary { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.preview-box { flex: 1; min-width: 160px; padding: 12px; border-radius: 4px; border: 1px solid var(--border); background: var(--card-bg); }
.preview-box.box-add { border-color: #86efac; background: #f0fdf4; }
.preview-box.box-readd { border-color: #7dd3fc; background: #f0f9ff; }
.preview-box.box-remove { border-color: #fca5a5; background: #fef2f2; }
.preview-box .box-num { font-size: 24px; font-weight: bold; color: var(--text); }
.preview-actions { display: flex; gap: 12px; align-items: center; margin: 20px 0; }
.warning-box { background: #fffbeb; border: 1px solid #fcd34d; border-radius: 4px; padding: 10px 14px; margin-bottom: 14px; font-size: 12px; }
.warning-box ul { margin: 6px 0 0; padding-left: 20px; }

[data-theme="dark"] .preview-box.box-add { border-color: #047857; background: #064e3b; }
[data-theme="dark"] .preview-box.box-readd { border-color: #0369a1; background: #0c4a6e; }
[data-theme="dark"] .preview-box.box-remove { border-color: #991b1b; background: #7f1d1d; }
[data-theme="dark"] .warning-box { background: #451a03; border-color: #78350f; color: #fef08a; }