/* ============================================================
   Development Finance Platform — Dark Theme Extension
   Slovakian Economist aesthetic × H Heuristics brand tokens

   Requires: hheuristics-tokens.css, hheuristics-components.css
   ============================================================ */

/* ── Dark Theme Overrides (applied via data-theme="dark") ── */
[data-theme="dark"] {
  --surface-bg:          #080e14;
  --surface-card:        #0c141e;
  --surface-elevated:    #111b26;
  --surface-dark:        #080e14;
  --surface-dark-card:   #0c141e;

  --text-primary:        #dce3ed;
  --text-secondary:      #8899b4;
  --text-muted:          #5a6d7e;
  --text-inverse:        #080e14;
  --text-accent:         #e8c76a;

  --border-subtle:       #1e2d3a;
  --border-default:      #2a3a4a;
  --border-strong:       #3a4a5a;
  --border-accent:       #e8c76a;

  --color-brand:         #dce3ed;
  --color-brand-dark:    #080e14;
  --color-brand-light:   #8899b4;
  --color-accent:        #e8c76a;
  --color-accent-hover:  #f0d478;
  --color-accent-soft:   rgba(232,199,106,0.12);

  --shadow-card:     0 1px 3px rgba(0,0,0,0.3);
  --shadow-elevated: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-modal:    0 20px 50px rgba(0,0,0,0.5);

  --header-bg: rgba(8,14,20,0.92);

  --btn-primary-bg:       #dce3ed;
  --btn-primary-text:     #080e14;
  --btn-primary-hover:    #ffffff;
  --btn-secondary-bg:     transparent;
  --btn-secondary-text:   #dce3ed;
  --btn-secondary-border: #2a3a4a;
  --btn-secondary-hover:  #111b26;
  --btn-accent-bg:        #e8c76a;
  --btn-accent-text:      #080e14;
  --btn-accent-hover:     #f0d478;

  --footer-bg:            #060c12;
  --footer-text:          #8899b4;
  --footer-text-muted:    #5a6d7e;

  --input-bg:             #0c141e;
  --input-border:         #2a3a4a;
  --input-border-focus:   #e8c76a;
  --input-text:           #dce3ed;
  --input-placeholder:    #5a6d7e;
}

/* ── Platform-Specific Layout ── */
.platform-container {
  max-width: 1340px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Compact Header Bar ── */
.platform-header {
  height: 52px;
  min-height: 52px;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(14px);
}
.platform-header__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.platform-header__logo {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  text-decoration: none;
}
.platform-header__divider {
  width: 1px;
  height: 18px;
  background: var(--border-default);
}
.platform-header__subtitle {
  font-size: 0.55rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  font-weight: 600;
}
.platform-header__nav {
  display: flex;
  gap: 0.15rem;
  align-items: center;
}
.platform-header__nav-link {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.8rem;
  border: none;
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  text-decoration: none;
  transition: color 0.15s;
  white-space: nowrap;
  border-radius: 3px;
}
.platform-header__nav-link:hover { color: var(--text-primary); background: var(--surface-card); }
.platform-header__nav-link.active { color: var(--color-accent); background: rgba(232,199,106,0.08); }

/* ── Hero Section ── */
.platform-hero {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}
.platform-hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background: radial-gradient(ellipse at 70% 30%, rgba(232,199,106,0.04) 0%, transparent 60%),
              radial-gradient(ellipse at 30% 70%, rgba(75,156,211,0.03) 0%, transparent 50%);
  pointer-events: none;
}
.platform-hero__kicker {
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
}
.platform-hero__headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 18ch;
}
.platform-hero__headline em { font-style: italic; color: var(--color-accent); }
.platform-hero__dek {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.55;
  max-width: 560px;
  margin-top: 1rem;
}
.platform-hero__meta {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
  font-size: 0.6rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Stat Block ── */
.stat-block {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 2.5rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
.stat-block__item {
  padding: 1.2rem 1.5rem;
  text-align: center;
  border-right: 1px solid var(--border-subtle);
}
.stat-block__item:last-child { border-right: none; }
.stat-block__value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.stat-block__value--white { color: var(--text-primary); }
.stat-block__label {
  font-size: 0.55rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Section Headers ── */
.platform-section {
  padding: 3rem 0;
}
.platform-section__label {
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
}
.platform-section__heading {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 0.5rem;
}
.platform-section__subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 500px;
}

/* ── Two-Column Grid ── */
.platform-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.platform-grid--3 { grid-template-columns: repeat(3, 1fr); }
.platform-grid--sidebar { grid-template-columns: 1fr 380px; }
.platform-grid--wide-sidebar { grid-template-columns: 1fr 480px; }

/* ── Chart Panel ── */
.chart-panel-dark {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  overflow: hidden;
  transition: border-color 0.2s;
}
.chart-panel-dark:hover { border-color: var(--border-default); }
.chart-panel-dark__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
}
.chart-panel-dark__title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}
.chart-panel-dark__badge {
  font-size: 0.5rem;
  font-weight: 700;
  color: var(--text-muted);
  background: rgba(255,255,255,0.03);
  padding: 2px 8px;
  border-radius: 3px;
  border: 1px solid var(--border-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.chart-panel-dark__body { padding: 1rem; }
.chart-panel-dark__body canvas { max-height: 380px; }

/* ── KPI Card (Dark) ── */
.kpi-card-dark {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 1rem 1.2rem;
  transition: all 0.2s;
}
.kpi-card-dark:hover { border-color: var(--color-accent); box-shadow: 0 0 12px rgba(232,199,106,0.06); }
.kpi-card-dark__value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.1;
}
.kpi-card-dark__label {
  font-size: 0.55rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.3rem;
}
.kpi-card-dark__trend {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.58rem;
  font-weight: 700;
  margin-top: 0.3rem;
  padding: 2px 6px;
  border-radius: 3px;
}
.kpi-card-dark__trend--up { color: #3aad6a; background: rgba(58,173,106,0.12); }
.kpi-card-dark__trend--down { color: #d94a4a; background: rgba(217,74,74,0.12); }

/* ── Data Table (Dark) ── */
.data-table-dark {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.72rem;
}
.data-table-dark thead th {
  font-size: 0.55rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: 2px solid var(--color-accent);
  padding: 0.6rem 0.8rem;
  text-align: left;
  white-space: nowrap;
  background: var(--surface-card);
  position: sticky;
  top: 0;
}
.data-table-dark tbody td {
  padding: 0.5rem 0.8rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}
.data-table-dark tbody tr:hover td { background: rgba(232,199,106,0.04); }
.data-table-dark .cell-rank {
  font-weight: 700;
  color: var(--color-accent);
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
}
.data-table-dark .cell-name { font-weight: 600; }
.data-table-dark .cell-numeric {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.data-table-dark .cell-score {
  font-weight: 700;
  text-align: center;
}
.data-table-dark .cell-positive { color: #3aad6a; }
.data-table-dark .cell-negative { color: #d94a4a; }

/* ── Map Container ── */
.map-container {
  width: 100%;
  height: 480px;
  background: var(--surface-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  overflow: hidden;
}

/* ── Report Card Grid ── */
.report-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
.report-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 6px 6px 0;
  padding: 1.2rem 1.4rem;
  transition: all 0.2s;
  text-decoration: none;
  display: block;
  color: inherit;
}
.report-card:hover { border-color: var(--color-accent); box-shadow: 0 4px 16px rgba(0,0,0,0.3); }
.report-card__kicker {
  font-size: 0.5rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.3rem;
}
.report-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}
.report-card__desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-top: 0.4rem;
  line-height: 1.45;
}

/* ── Slider / Calculator ── */
.calc-panel {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 1.5rem;
}
.calc-panel__heading {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}
.calc-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.8rem;
}
.calc-row__label {
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  min-width: 110px;
}
.calc-row__slider {
  flex: 1;
  -webkit-appearance: none;
  height: 4px;
  background: var(--border-default);
  border-radius: 2px;
  outline: none;
}
.calc-row__slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
}
.calc-row__value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  min-width: 60px;
  text-align: right;
}
.calc-result {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-subtle);
}
.calc-result__item {
  text-align: center;
  padding: 0.8rem;
  background: rgba(232,199,106,0.04);
  border-radius: 4px;
}
.calc-result__value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
}
.calc-result__label {
  font-size: 0.5rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.2rem;
}

/* ── Tag / Badge ── */
.tag-dark {
  display: inline-flex;
  align-items: center;
  font-size: 0.52rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 3px 10px;
  border-radius: 3px;
  white-space: nowrap;
}
.tag-dark--gold { background: rgba(232,199,106,0.15); color: #e8c76a; border: 1px solid rgba(232,199,106,0.3); }
.tag-dark--blue { background: rgba(75,156,211,0.12); color: #4b9cd3; border: 1px solid rgba(75,156,211,0.25); }
.tag-dark--teal { background: rgba(61,184,160,0.12); color: #3db8a0; border: 1px solid rgba(61,184,160,0.25); }
.tag-dark--red { background: rgba(217,74,74,0.12); color: #d94a4a; border: 1px solid rgba(217,74,74,0.25); }
.tag-dark--green { background: rgba(58,173,106,0.12); color: #3aad6a; border: 1px solid rgba(58,173,106,0.25); }

/* ── Footer ── */
.platform-footer {
  background: var(--footer-bg);
  border-top: 1px solid var(--border-subtle);
  padding: 2.5rem 0 1.5rem;
  margin-top: 3rem;
}
.platform-footer__inner {
  max-width: 1340px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
}
.platform-footer__brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}
.platform-footer__tagline {
  font-size: 0.7rem;
  color: var(--text-muted);
  max-width: 240px;
}
.platform-footer__heading {
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.6rem;
}
.platform-footer__link {
  display: block;
  font-size: 0.7rem;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 0.3rem;
  transition: color 0.15s;
}
.platform-footer__link:hover { color: var(--color-accent); }
.platform-footer__bottom {
  max-width: 1340px;
  margin: 1.5rem auto 0;
  padding: 1rem 2rem 0;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.6rem;
  color: var(--text-muted);
}

/* ── Risk Heatmap Grid ── */
.heatmap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(48px, 1fr));
  gap: 2px;
}
.heatmap-cell {
  aspect-ratio: 1;
  border-radius: 3px;
  cursor: pointer;
  transition: transform 0.15s;
  position: relative;
}
.heatmap-cell:hover { transform: scale(1.3); z-index: 10; }
.heatmap-cell__tooltip {
  display: none;
  position: absolute;
  bottom: 120%;
  left: 50%;
  transform: translateX(-50%);
  background: #0c141e;
  border: 1px solid var(--border-default);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 0.5rem;
  color: var(--text-primary);
  white-space: nowrap;
  pointer-events: none;
  z-index: 20;
}
.heatmap-cell:hover .heatmap-cell__tooltip { display: block; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .stat-block { grid-template-columns: repeat(2, 1fr); }
  .platform-grid { grid-template-columns: 1fr; }
  .platform-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .platform-grid--sidebar, .platform-grid--wide-sidebar { grid-template-columns: 1fr; }
  .platform-header__nav-link { font-size: 0.55rem; padding: 0.3rem 0.5rem; }
  .platform-header__subtitle { display: none; }
  .calc-result { grid-template-columns: repeat(2, 1fr); }
  .platform-footer__inner { grid-template-columns: 1fr; }
  .map-container { height: 320px; }
}

@media (max-width: 600px) {
  .stat-block { grid-template-columns: 1fr; }
  .platform-grid--3 { grid-template-columns: 1fr; }
  .platform-hero { padding: 2rem 0 1.5rem; }
  .report-grid { grid-template-columns: 1fr; }
}