/*
 * PSE design system: tokens + base type + reusable components.
 * Loaded on top of Bootstrap 3. New pages should prefer these classes
 * over inline styles and ad hoc one-off CSS blocks.
 */

/* The Bootstrap 3.3.7 CDN build sets html{font-size:10px} at the top level
   (not scoped to print), which silently shrinks every rem-based size on the
   page to 62.5% of what it says. Reset it back to the real browser default
   so 1rem means 16px everywhere below. */
html { font-size: 16px; }

:root {
  /* Brand */
  --color-primary: #0378C2;
  --color-primary-dark: #045486;
  --color-primary-darker: #0a2540;
  --color-primary-50: #EAF5FC;
  --color-primary-100: #D3EAF8;

  --color-accent: #0E8A5C;
  --color-accent-dark: #0B6B47;
  --color-accent-50: #E7F6EF;

  --color-danger: #C0392B;

  /* Neutrals */
  --color-ink: #101828;
  --color-body: #344054;
  --color-muted: #667085;
  --color-border: #E4E7EC;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F8FAFC;

  /* Type */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* Spacing (4px base) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;

  /* Shape */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Elevation */
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
  --shadow-md: 0 4px 8px rgba(16, 24, 40, 0.06), 0 8px 20px rgba(16, 24, 40, 0.08);
}

/* ---------- Base typography ---------- */
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-body);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  color: var(--color-ink);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 var(--space-4);
}

h1 { font-size: clamp(1.9rem, 1.5rem + 1.8vw, 2.75rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 1.3rem + 0.9vw, 2rem); letter-spacing: -0.01em; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

p { margin: 0 0 var(--space-4); }
p:last-child { margin-bottom: 0; }

a { color: var(--color-primary); }
a:hover { color: var(--color-primary-dark); }

.text-muted { color: var(--color-muted); }
.text-center { text-align: center; }

/* ---------- Layout helpers ---------- */
.ds-section {
  padding: var(--space-7) 0;
}
.ds-section--alt {
  background: var(--color-surface-alt);
}
.ds-section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-6);
}
.ds-section-head h2 { margin-bottom: var(--space-2); }
.ds-section-head p { color: var(--color-muted); }

.ds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--space-4);
}

/* ---------- Card ---------- */
.ds-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}
.ds-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  text-align: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.ds-card-link:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  text-decoration: none;
  color: inherit;
}
.ds-card-link .ds-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-50);
  color: var(--color-primary);
  font-size: 1.15rem;
  margin-bottom: var(--space-3);
}
.ds-card-link .ds-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-ink);
  margin-bottom: var(--space-1);
}
.ds-card-link .ds-desc {
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.4;
}

/* ---------- Buttons ---------- */
.ds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 1rem;
  font-family: var(--font-sans);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
  line-height: 1.2;
}
.ds-btn:hover { text-decoration: none; }
.ds-btn:active { transform: translateY(1px); }
.ds-btn-lg { padding: 1rem 2rem; font-size: 1.0625rem; }

.ds-btn-accent { background: var(--color-accent); color: #fff; }
.ds-btn-accent:hover { background: var(--color-accent-dark); color: #fff; }

.ds-btn-primary { background: var(--color-primary); color: #fff; }
.ds-btn-primary:hover { background: var(--color-primary-dark); color: #fff; }

.ds-btn-ghost { background: var(--color-surface-alt); color: var(--color-primary-dark); border-color: var(--color-border); }
.ds-btn-ghost:hover { background: var(--color-primary-50); color: var(--color-primary-dark); }

.ds-btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.4); }
.ds-btn-outline-light:hover { background: rgba(255,255,255,0.12); color: #fff; }

/* ---------- Badge ---------- */
.ds-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  background: var(--color-accent-50);
  color: var(--color-accent-dark);
  font-size: 0.8125rem;
  font-weight: 600;
}

/* ---------- Hero ---------- */
.ds-hero {
  background: linear-gradient(180deg, var(--color-primary-darker) 0%, #123b5e 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-5);
  text-align: center;
  color: #fff;
}
.ds-hero h1 { color: #fff; margin-bottom: var(--space-4); }
.ds-hero p { color: rgba(255,255,255,0.82); font-size: 1.125rem; max-width: 760px; margin: 0 auto var(--space-6); }
.ds-hero .ds-hero-actions { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }

/* ---------- Nav ---------- */
.ds-navbar {
  background: var(--color-primary);
  border: none;
  border-radius: 0;
  margin-bottom: 0;
  min-height: 52px;
}
.ds-navbar .navbar-nav > li > a {
  color: rgba(255,255,255,0.9);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 15px 16px;
}
.ds-navbar .navbar-nav > li > a:hover,
.ds-navbar .navbar-nav > li > a:focus {
  color: #fff;
  background: rgba(255,255,255,0.1);
}
.ds-navbar .navbar-toggle { border-color: rgba(255,255,255,0.3); }
.ds-navbar .navbar-toggle .icon-bar { background: #fff; }
.ds-navbar .navbar-toggle:hover,
.ds-navbar .navbar-toggle:focus { background: rgba(255,255,255,0.1); }
@media (max-width: 767px) {
  .ds-navbar .navbar-collapse { background: var(--color-primary-dark); border-color: transparent; }
}

@media (max-width: 640px) {
  .ds-hero { padding: var(--space-6) var(--space-4); }
  .ds-section { padding: var(--space-6) 0; }
}

/* ---------- Content pages (Brokers, Tools, Terms, static pages, forms) ---------- */
.ds-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-muted);
  font-size: 0.875rem;
  text-decoration: none;
  margin-bottom: var(--space-5);
}
.ds-back-link:hover { color: var(--color-primary-dark); text-decoration: none; }

.ds-page-header { max-width: 760px; margin-bottom: var(--space-6); }
.ds-page-header .ds-lede { color: var(--color-muted); font-size: 1.0625rem; }

.ds-prose { max-width: 760px; }
.ds-prose h2 { margin-top: var(--space-6); }
.ds-prose ul, .ds-prose ol { padding-left: 1.25em; margin: 0 0 var(--space-4); }
.ds-prose li { margin-bottom: var(--space-2); }

.ds-grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-5);
}

.ds-feature-card { display: flex; flex-direction: column; }
.ds-feature-card .ds-icon-lg {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-50);
  color: var(--color-primary);
  font-size: 1.4rem;
  margin-bottom: var(--space-4);
}
.ds-feature-card h3 { margin-bottom: var(--space-2); }
.ds-feature-card p { color: var(--color-muted); font-size: 0.9375rem; flex-grow: 1; }
.ds-feature-card .ds-btn { margin-top: var(--space-4); align-self: flex-start; }
.ds-feature-card.text-center { align-items: center; }
.ds-feature-card.text-center .ds-btn { align-self: center; }

.ds-kv-card h4 { color: var(--color-primary-dark); font-size: 0.9375rem; margin-bottom: var(--space-3); }
.ds-kv-card p { font-size: 0.9375rem; margin-bottom: var(--space-2); }

/* Simple data table */
.ds-table { width: 100%; border-collapse: collapse; margin: 0 0 var(--space-5); }
.ds-table th, .ds-table td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--color-border); font-size: 0.9375rem; }
.ds-table th { color: var(--color-muted); font-weight: 600; font-size: 0.8125rem; text-transform: uppercase; letter-spacing: 0.02em; }
.ds-table tr:last-child td { border-bottom: none; }

/* Forms */
.ds-form { max-width: 480px; }
.ds-form-group { margin-bottom: var(--space-4); }
.ds-label { display: block; font-weight: 600; font-size: 0.9375rem; color: var(--color-ink); margin-bottom: var(--space-2); }
.ds-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--color-body);
  background: var(--color-surface);
}
.ds-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-50); }
.ds-form-row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.ds-form-help { font-size: 0.8125rem; color: var(--color-muted); margin-top: var(--space-2); }

/* Company price display + chart controls */
.ds-price-row { display: flex; align-items: baseline; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-2); }
.ds-price-value { font-size: 1.75rem; font-weight: 800; color: var(--color-ink); }
.ds-price-change { font-size: 1.0625rem; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; }
.ds-price-up { color: var(--color-accent-dark); }
.ds-price-down { color: var(--color-danger); }
.ds-updated { color: var(--color-muted); font-size: 0.875rem; margin-bottom: var(--space-4); }

.ds-financials-card { background: var(--color-surface-alt); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-5); margin: var(--space-5) 0; }
.ds-financials-card h2 { margin-top: 0; font-size: 1.25rem; }
.ds-financial-row { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: space-between; padding: var(--space-3) 0; border-bottom: 1px solid var(--color-border); }
.ds-financial-row:last-of-type { border-bottom: none; }
.ds-financial-row .ds-fin-label { flex: 1; min-width: 200px; }
.ds-financial-row .ds-fin-label strong { display: block; color: var(--color-ink); }
.ds-financial-row .ds-fin-desc { flex: 2; min-width: 220px; color: var(--color-muted); font-size: 0.875rem; }
.ds-financials-note { margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.ds-financials-footnote { margin-top: var(--space-3); font-size: 0.8125rem; color: var(--color-muted); }

.ds-notice { background: #FEF6E7; border-left: 4px solid #F0A93E; border-radius: var(--radius-md); padding: var(--space-4); margin: var(--space-5) 0; }

.ds-chart-controls { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); flex-wrap: wrap; margin: var(--space-5) 0 var(--space-3); }
.ds-chart-range-btns { display: flex; gap: 6px; flex-wrap: wrap; }
.ds-chart-range-btns button {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-body);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 6px 12px;
  cursor: pointer;
}
.ds-chart-range-btns button:hover { background: var(--color-primary-50); border-color: var(--color-primary); color: var(--color-primary-dark); }
.ds-chart-dates { display: flex; align-items: center; gap: 8px; font-size: 0.8125rem; color: var(--color-muted); }
.ds-chart-dates input {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  font-size: 0.8125rem;
  font-family: var(--font-sans);
  width: 110px;
}
@media (max-width: 640px) {
  .ds-financial-row { flex-direction: column; gap: var(--space-1); }
}

/* Video grid */
.ds-video-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: var(--space-5); }
.ds-video-card h3 { font-size: 1.0625rem; margin-bottom: var(--space-3); }
.ds-video-embed { position: relative; width: 100%; padding-top: 56.25%; border-radius: var(--radius-md); overflow: hidden; background: #000; }
.ds-video-embed iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; }

/* Prediction game */
.ds-prediction-list { display: flex; flex-direction: column; gap: var(--space-4); }
.ds-prediction-card h3 { margin-bottom: var(--space-3); font-size: 1.125rem; }
.ds-prediction-card h3 a { color: var(--color-ink); text-decoration: none; }
.ds-prediction-card h3 a:hover { color: var(--color-primary-dark); }
.ds-prediction-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-3); }
.ds-prediction-actions form { display: inline; }
.ds-btn-yes { background: var(--color-accent); color: #fff; }
.ds-btn-yes:hover { background: var(--color-accent-dark); color: #fff; }
.ds-btn-no { background: var(--color-danger); color: #fff; }
.ds-btn-no:hover { background: #A02D20; color: #fff; }
.ds-prediction-result { font-weight: 600; margin-bottom: var(--space-3); }
.ds-prediction-yes { color: var(--color-accent-dark); }
.ds-prediction-no { color: var(--color-danger); }
.ds-prediction-stats { display: flex; gap: var(--space-5); font-size: 0.875rem; color: var(--color-muted); }

.ds-vote-bar { height: 8px; border-radius: var(--radius-pill); background: #FBEAE8; overflow: hidden; margin-bottom: var(--space-2); }
.ds-vote-bar-yes { height: 100%; background: var(--color-accent); border-radius: var(--radius-pill); }
.ds-vote-stats { display: flex; justify-content: space-between; font-size: 0.8125rem; font-weight: 600; }

/* Order/status badges */
.ds-status { display: inline-block; padding: 3px 10px; border-radius: var(--radius-pill); font-size: 0.8125rem; font-weight: 600; }
.ds-status-pending { background: #FEF6E7; color: #A5690E; }
.ds-status-success { background: var(--color-accent-50); color: var(--color-accent-dark); }
.ds-status-danger { background: #FBEAE8; color: var(--color-danger); }
.ds-status-cancelled { background: var(--color-surface-alt); color: var(--color-muted); }
.ds-btn-danger { background: var(--color-danger); color: #fff; }
.ds-btn-danger:hover { background: #A02D20; color: #fff; }

/* Dashboard stat cards */
.ds-stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--space-4); margin-bottom: var(--space-6); }
.ds-stat-card { text-align: center; }
.ds-stat-card .ds-icon-lg { margin: 0 auto var(--space-2); }
.ds-stat-card .ds-stat-value { font-size: 1.375rem; font-weight: 800; color: var(--color-ink); margin-bottom: var(--space-1); }
.ds-stat-card .ds-stat-label { color: var(--color-muted); font-size: 0.875rem; }
.ds-stat-card .ds-stat-sub { font-size: 0.8125rem; color: var(--color-muted); margin-top: var(--space-2); }

.ds-action-card { display: flex; align-items: center; gap: var(--space-5); flex-wrap: wrap; }
.ds-action-card .ds-icon-lg { width: 64px; height: 64px; font-size: 1.75rem; margin-bottom: 0; flex-shrink: 0; }
.ds-action-card h3 { margin-bottom: var(--space-2); }
.ds-action-card p { color: var(--color-muted); margin-bottom: var(--space-3); }