/* ---- Card base: border-first, shadow on hover -------------------------- */
.card {
  position: relative;
  background: var(--surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: var(--space-7);
  transition:
    border-color var(--dur-base) var(--ease),
    box-shadow var(--dur-base) var(--ease),
    transform var(--dur-base) var(--ease);
}
.card--interactive:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.card--flush { padding: 0; overflow: hidden; }
.card--lg { padding: var(--space-10); }

/* ---- Icon tile --------------------------------------------------------- */
.icon-tile {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: linear-gradient(145deg, color-mix(in oklab, var(--brand-500) 16%, transparent), color-mix(in oklab, var(--brand-500) 7%, transparent));
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--brand-500) 22%, transparent);
  color: var(--brand-fg);
  margin-bottom: var(--space-5);
}
.icon-tile--accent {
  background: linear-gradient(145deg, color-mix(in oklab, var(--accent-500) 22%, transparent), color-mix(in oklab, var(--accent-500) 10%, transparent));
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--accent-500) 30%, transparent);
  color: var(--accent-fg);
}
.icon-tile--lg { width: 56px; height: 56px; border-radius: 14px; }

/* ---- Chips ------------------------------------------------------------- */
.chip {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: .3125rem .75rem;
  border-radius: var(--radius-pill);
  background: var(--surface-2);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: var(--fs-xs);
  font-weight: 500;
  white-space: nowrap;
}
.chip--brand {
  background: var(--brand-tint);
  border-color: color-mix(in oklab, var(--brand-500) 20%, transparent);
  color: var(--brand-fg);
}
a.chip:hover { border-color: var(--brand-fg); color: var(--brand-fg); }
.chip-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* ---- Stats ------------------------------------------------------------- */
.stat { display: flex; flex-direction: column; gap: var(--space-1); }
.stat-value {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 1.6rem + 2.4vw, 3.25rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: var(--tracking-display);
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}
.stat-value em { font-style: normal; color: var(--accent-fg); }
.stat-label { font-size: var(--fs-sm); color: var(--text-tertiary); }

/* ---- Grids ------------------------------------------------------------- */
.grid-cards { display: grid; gap: var(--space-5); }
.grid-cards--2 { grid-template-columns: repeat(2, 1fr); }
.grid-cards--3 { grid-template-columns: repeat(3, 1fr); }
.grid-cards--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 980px) {
  .grid-cards--3, .grid-cards--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-cards--2, .grid-cards--3, .grid-cards--4 { grid-template-columns: 1fr; }
}

/* ---- Bento: a deliberately uneven grid, not 12 identical boxes --------- */
.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-5);
}
.bento > * { grid-column: span 2; }
.bento .bento-wide { grid-column: span 3; }
.bento .bento-full { grid-column: span 6; }

@media (max-width: 980px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento > *, .bento .bento-wide { grid-column: span 1; }
  .bento .bento-full { grid-column: span 2; }
}
@media (max-width: 640px) {
  .bento { grid-template-columns: 1fr; }
  .bento > *, .bento .bento-wide, .bento .bento-full { grid-column: span 1; }
}

/* ---- Content cards ----------------------------------------------------- */
.capability-card, .audience-card, .app-card, .product-card, .feature-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.capability-card h3, .audience-card h3, .app-card h3, .product-card h3 { margin-bottom: var(--space-3); }
.capability-card p, .audience-card p, .app-card p, .product-card p, .feature-card p {
  font-size: var(--fs-sm);
  line-height: 1.6;
}

.card-proof {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.card-proof li {
  font-size: var(--fs-xs);
  color: var(--text-tertiary);
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  line-height: 1.5;
}
.card-proof .icon { color: var(--accent-fg); margin-top: .15em; }

.card-link {
  margin-top: auto;
  padding-top: var(--space-6);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--brand-fg);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.card-link .icon { transition: transform var(--dur-base) var(--ease); }
.card:hover .card-link .icon, .card-link:hover .icon { transform: translateX(3px); }

.feature-card { padding: var(--space-6); }
.feature-card h4 { margin-bottom: var(--space-2); }

/* ---- Report cards ------------------------------------------------------ */
.report-card { padding: var(--space-5); }
.report-card .report-name { font-weight: 600; font-size: var(--fs-sm); margin-bottom: var(--space-2); letter-spacing: -.01em; }
.report-card .report-question { font-size: var(--fs-xs); color: var(--text-tertiary); line-height: 1.5; }
.report-card--featured {
  border-color: color-mix(in oklab, var(--accent-500) 35%, transparent);
  background: linear-gradient(160deg, color-mix(in oklab, var(--accent-500) 7%, var(--surface-raised)), var(--surface-raised));
}

/* ---- Client logos ------------------------------------------------------ */
.client-logo {
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-6) var(--space-5);
  min-height: 96px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  background: var(--surface-raised);
  transition: border-color var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease), background var(--dur-base) var(--ease);
}
.client-logo:hover { border-color: var(--brand-fg); box-shadow: var(--shadow-md); }
.client-logo img {
  max-height: 44px;
  width: auto;
  filter: grayscale(1);
  opacity: .6;
  transition: filter var(--dur-base) var(--ease), opacity var(--dur-base) var(--ease), transform var(--dur-base) var(--ease);
}
.client-logo:hover img { filter: grayscale(0); opacity: 1; transform: scale(1.04); }

/*
  Dark mode: logos are inverted+brightened at rest just to stay visible
  against a dark card. On hover we deliberately drop that treatment and
  give the tile a light backing plate instead, so the logo's own true
  colour renders exactly as-is (no invert, no desaturation) and stays
  legible regardless of how dark that particular brand's mark is.
*/
:root[data-theme="dark"] .client-logo img { filter: grayscale(1) invert(1) brightness(1.6); opacity: .55; }
:root[data-theme="dark"] .client-logo:hover { background: var(--gray-0); border-color: var(--gray-0); }
:root[data-theme="dark"] .client-logo:hover img { filter: none; opacity: 1; transform: scale(1.04); }

/* ---- Spotlight hover (hub grid only) ----------------------------------- */
@media (hover: hover) {
  .hub-grid .card { overflow: hidden; }
  .hub-grid .card::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 50%),
                color-mix(in oklab, var(--brand-500) 12%, transparent), transparent 68%);
    opacity: 0;
    transition: opacity var(--dur-base) var(--ease);
    pointer-events: none;
  }
  .hub-grid .card:hover::before { opacity: 1; }
  .hub-grid .card > * { position: relative; }
}

/* ---- Schematic product illustrations ----------------------------------
   Deliberately diagrammatic, never dressed up as real screenshots. */
.ui-frame {
  background: var(--surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  font-size: var(--fs-xs);
}
.ui-frame__bar {
  display: flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--surface-1);
}
.ui-frame__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--border-strong); }
.ui-frame__title {
  margin-left: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: .02em;
}
.ui-frame__body { padding: var(--space-4); }

.ui-lane { display: flex; flex-direction: column; gap: var(--space-2); }
.ui-lane__head {
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
  color: var(--text-tertiary); margin-bottom: var(--space-1);
}
.ui-ticket {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--surface-1);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--border-strong);
}
.ui-ticket__id { font-weight: 700; color: var(--text-primary); font-variant-numeric: tabular-nums; }
.ui-ticket__meta { color: var(--text-tertiary); font-size: 11px; }
.ui-ticket--ok { border-left-color: var(--success-fg); }
.ui-ticket--warn { border-left-color: var(--accent-500); }
.ui-ticket--late { border-left-color: var(--danger-fg); }

.ui-row {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: var(--space-2);
  border-bottom: 1px dashed var(--border-subtle);
  color: var(--text-secondary);
}
.ui-row:last-child { border-bottom: none; }
.ui-row--total { font-weight: 700; color: var(--text-primary); border-bottom: none; padding-top: var(--space-3); }

.ui-token {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--space-1);
  padding: var(--space-5) var(--space-4);
}
.ui-token__num {
  font-family: var(--font-display);
  font-size: 3rem; font-weight: 600; line-height: 1;
  color: var(--brand-fg); font-variant-numeric: tabular-nums;
}
.ui-token__label { font-size: 10px; text-transform: uppercase; letter-spacing: .12em; color: var(--text-tertiary); }

.ui-bars { display: flex; align-items: flex-end; gap: 6px; height: 68px; }
.ui-bars span {
  flex: 1;
  background: linear-gradient(180deg, var(--brand-400), var(--brand-600));
  border-radius: 3px 3px 0 0;
  opacity: .85;
}
.ui-bars span:last-child { background: linear-gradient(180deg, var(--accent-400), var(--accent-600)); opacity: 1; }

.ui-legend { display: flex; gap: var(--space-4); margin-top: var(--space-3); flex-wrap: wrap; }
.ui-legend span { display: inline-flex; align-items: center; gap: var(--space-2); font-size: 11px; color: var(--text-tertiary); }
.ui-legend i { width: 8px; height: 8px; border-radius: 2px; display: inline-block; }

.ui-live {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
  color: var(--success-fg);
  margin-left: auto;
}
.ui-live::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--success-fg);
  animation: pulse-dot 2s var(--ease) infinite;
}

/* ---- Hero surface stack -----------------------------------------------
   Four schematic surfaces, offset so they read as one system seen from
   several angles rather than a flat grid of boxes. */
.surface-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  width: 100%;
  max-width: 520px;
}
.surface-stack__item { transition: transform var(--dur-slow) var(--ease); }
.surface-stack__item--a { transform: translateY(-10px); }
.surface-stack__item--b { transform: translateY(14px); }
.surface-stack__item--c { transform: translateY(-16px); }
.surface-stack__item--d { transform: translateY(8px); }

@media (hover: hover) {
  .surface-stack:hover .surface-stack__item { transform: translateY(0); }
}
@media (max-width: 560px) {
  .surface-stack { grid-template-columns: 1fr; max-width: 360px; }
  .surface-stack__item { transform: none !important; }
  .surface-stack__item--c, .surface-stack__item--d { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .surface-stack__item { transform: none !important; }
}