/* ========================================================================== */
/*   AI CSS Kit — Demo Base & Utilities                                          */
/* ========================================================================== */

@import url('../../../dist/themes/default.css');
@import url('../../../dist/themes/dark.css');
@import url('../../../dist/themes/midnight.css');
@import url('../../../dist/themes/corporate.css');
@import url('../../../dist/themes/warm.css');

@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css');

body.demo-page {
  font-family: var(--ui-font-family, 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif);
  background: var(--ui-color-bg);
  color: var(--ui-color-text);
  padding: var(--ui-space-12) var(--ui-space-6);
  margin: 0 auto;
  max-width: 1200px;
  min-height: 100vh;
}

@media (max-width: 768px) {
  body.demo-page {
    padding: var(--ui-space-8) var(--ui-space-4);
  }
}

.demo-section {
  margin-bottom: var(--ui-space-12);
}

.demo-section__title {
  font-size: 28px;
  font-weight: 600;
  margin: 0 0 var(--ui-space-6);
  color: var(--ui-color-text);
  border-bottom: 1px solid var(--ui-color-border);
  padding-bottom: var(--ui-space-3);
}

.demo-group {
  display: flex;
  flex-direction: column;
  gap: var(--ui-space-5);
  margin-bottom: var(--ui-space-10);
}

.demo-group:last-of-type {
  margin-bottom: 0;
}

.demo-group__title {
  font-size: 14px;
  font-weight: 500;
  color: var(--ui-color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.u-stack {
  display: flex;
  flex-direction: column;
  gap: var(--u-stack-gap, var(--ui-space-4));
}

.u-stack--relaxed {
  --u-stack-gap: var(--ui-space-5);
}

.u-stack--loose {
  --u-stack-gap: var(--ui-space-6);
}

.u-grid {
  --u-grid-min: 280px;
  --u-grid-gap: var(--ui-space-6);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--u-grid-min), 1fr));
  gap: var(--u-grid-gap);
}

.u-grid--compact {
  --u-grid-gap: var(--ui-space-4);
}

.u-grid--tight {
  --u-grid-min: 200px;
}

.u-grid--wide {
  --u-grid-min: 320px;
}

.u-grid--spacious {
  --u-grid-gap: var(--ui-space-8);
}

.u-cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--u-cluster-gap, var(--ui-space-3));
}

.u-cluster--compact {
  --u-cluster-gap: var(--ui-space-2);
}

.u-cluster--relaxed {
  --u-cluster-gap: var(--ui-space-4);
}

.u-cluster--stretch {
  align-items: stretch;
}

.demo-box {
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--ui-space-5);
  border-radius: var(--ui-radius-lg);
  background: var(--ui-color-bg-subtle);
}

.demo-tooltip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ui-space-3);
}

.demo-tooltip__label {
  font-size: 12px;
  font-weight: 500;
  color: var(--ui-color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.demo-tooltip-grid {
  margin-top: var(--ui-space-10);
  --u-grid-gap: var(--ui-space-12);
}

.is-hidden {
  display: none !important;
}

.u-w-30p { width: 30%; }
.u-w-45p { width: 45%; }
.u-w-70p { width: 70%; }
.u-w-85p { width: 85%; }