/* ─────────────────────────────────────────
   Product case-study sections
   ───────────────────────────────────────── */

.case {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 80px 48px;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 64px;
  align-items: center;
  min-height: 80vh;
}
.case.reverse { grid-template-columns: 1.3fr 1fr; }
.case.reverse .case-info { order: 2; }

.case-index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--chalk-400);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.case-index .num {
  color: var(--phos);
  font-size: 12px;
}
.case-index .bar {
  flex: 1;
  max-width: 80px;
  height: 1px;
  background: var(--ink-400);
}

.case-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--chalk-500);
  margin-bottom: 16px;
}

.case-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(48px, 6vw, 88px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--chalk-900);
  margin-bottom: 24px;
}
.case-title .em { font-style: italic; color: var(--phos); }

.case-desc {
  font-size: 16px;
  line-height: 1.6;
  color: var(--chalk-500);
  margin-bottom: 32px;
  max-width: 460px;
}
.case-desc strong { color: var(--chalk-900); font-weight: 500; }

.case-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
  padding: 24px 0;
  border-top: 1px solid var(--ink-300);
  border-bottom: 1px solid var(--ink-300);
}
.case-stat-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--chalk-400);
  margin-bottom: 6px;
}
.case-stat-val {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: -0.01em;
  color: var(--chalk-900);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.case-stat-val.phos { color: var(--phos); }

.case-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 32px;
}
.case-tech-tag {
  padding: 4px 10px;
  border: 1px solid var(--ink-400);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--chalk-500);
  text-transform: uppercase;
}

.case-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  border: 1px solid var(--phos);
  color: var(--phos);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: 4px;
  transition: all 0.2s;
  background: transparent;
}
.case-cta:hover {
  background: var(--phos);
  color: var(--ink-050);
}
.case-cta .arrow {
  display: inline-block;
  transition: transform 0.2s;
}
.case-cta:hover .arrow { transform: translate(2px, -2px); }

/* Visual slot */
.case-visual {
  position: relative;
  aspect-ratio: 4/3;
  border: 1px solid var(--ink-300);
  border-radius: 12px;
  background: var(--ink-100);
  overflow: hidden;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6);
}

.case-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.5;
  pointer-events: none;
}

/* Browser chrome for some visuals */
.chrome-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ink-300);
  background: var(--ink-200);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--chalk-500);
}
.chrome-bar .dots { display: flex; gap: 5px; }
.chrome-bar .dots span {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--ink-400);
}
.chrome-bar .url {
  flex: 1;
  padding: 4px 10px;
  background: var(--ink-300);
  border-radius: 4px;
  color: var(--chalk-500);
  text-align: center;
}
.chrome-bar .url span { color: var(--phos); }

/* Case visual inner body */
.case-body {
  padding: 24px;
  height: calc(100% - 38px);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (max-width: 1024px) {
  .case { grid-template-columns: 1fr; padding: 60px 24px; gap: 40px; }
  .case.reverse { grid-template-columns: 1fr; }
  .case.reverse .case-info { order: 0; }
  .case-stats { grid-template-columns: 1fr 1fr; }
}

/* ─── Specific product visuals ─── */

/* Xcelerate — tweet metrics dashboard */
.viz-xcelerate {
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 14px;
}
.viz-xcelerate .metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.viz-xcelerate .metric-card {
  padding: 12px;
  border: 1px solid var(--ink-300);
  border-radius: 6px;
  background: var(--ink-200);
}
.viz-xcelerate .metric-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--chalk-400);
  margin-bottom: 6px;
}
.viz-xcelerate .metric-val {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--chalk-900);
  font-variant-numeric: tabular-nums;
}
.viz-xcelerate .metric-val.phos { color: var(--phos); }
.viz-xcelerate .chart {
  border: 1px solid var(--ink-300);
  border-radius: 6px;
  background: var(--ink-200);
  padding: 16px;
  position: relative;
}
.viz-xcelerate .chart-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--chalk-400);
  margin-bottom: 8px;
}
.viz-xcelerate .tweet-queue {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.viz-xcelerate .tweet {
  display: grid;
  grid-template-columns: 60px 1fr 40px;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--ink-300);
  border-radius: 4px;
  background: var(--ink-200);
  font-size: 11px;
  align-items: center;
}
.viz-xcelerate .tweet .t {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--chalk-400);
}
.viz-xcelerate .tweet .txt { color: var(--chalk-700); font-size: 11px; }
.viz-xcelerate .tweet .status {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--phos);
  text-align: right;
}

/* Praatbox — chat widget */
.viz-praatbox {
  padding: 0;
  display: flex;
  flex-direction: column;
  background: linear-gradient(135deg, var(--ink-100), var(--ink-200));
}
.viz-praatbox .chat-window {
  margin: auto;
  width: 72%;
  border: 1px solid var(--ink-300);
  border-radius: 14px;
  background: var(--ink-100);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
  overflow: hidden;
}
.viz-praatbox .chat-head {
  padding: 14px;
  background: var(--ink-200);
  border-bottom: 1px solid var(--ink-300);
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
}
.viz-praatbox .chat-head .avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--phos);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--ink-050);
  font-weight: 600;
}
.viz-praatbox .chat-head .live-dot {
  width: 6px; height: 6px;
  background: var(--phos);
  border-radius: 50%;
  margin-left: auto;
  box-shadow: 0 0 10px var(--phos);
  animation: phosPulse 1.5s infinite;
}
.viz-praatbox .chat-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 180px;
}
.viz-praatbox .msg {
  max-width: 80%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 12px;
  line-height: 1.4;
}
.viz-praatbox .msg.user {
  background: var(--ink-300);
  color: var(--chalk-900);
  align-self: flex-end;
  border-bottom-right-radius: 3px;
}
.viz-praatbox .msg.bot {
  background: var(--phos);
  color: var(--ink-050);
  align-self: flex-start;
  border-bottom-left-radius: 3px;
}
.viz-praatbox .msg.typing {
  background: var(--ink-300);
  color: var(--chalk-500);
  align-self: flex-start;
  display: flex;
  gap: 4px;
  padding: 12px 14px;
}
.viz-praatbox .msg.typing span {
  width: 5px; height: 5px;
  background: var(--chalk-500);
  border-radius: 50%;
  animation: typingBounce 1.2s infinite;
}
.viz-praatbox .msg.typing span:nth-child(2) { animation-delay: 0.15s; }
.viz-praatbox .msg.typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* Boekhoud Buddies — invoice */
.viz-boekhoud {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--chalk-900);
  color: var(--ink-050);
  border-radius: inherit;
  position: relative;
  overflow: hidden;
}
.viz-boekhoud::after {
  content: "PAID";
  position: absolute;
  top: 20px;
  right: -30px;
  transform: rotate(12deg);
  padding: 8px 40px;
  border: 3px solid var(--phos-dim);
  color: var(--phos-dim);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.2em;
  font-size: 14px;
}
.viz-boekhoud .inv-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}
.viz-boekhoud .inv-title {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1;
}
.viz-boekhoud .inv-num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: #666;
  letter-spacing: 0.1em;
  margin-top: 4px;
}
.viz-boekhoud .inv-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  color: #666;
  text-align: right;
  line-height: 1.6;
}
.viz-boekhoud .inv-rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 10px 0;
}
.viz-boekhoud .inv-row {
  display: grid;
  grid-template-columns: 1fr auto 60px;
  gap: 10px;
  padding: 6px 0;
  font-size: 11px;
  border-bottom: 1px dashed rgba(0,0,0,0.08);
  font-family: var(--font-mono);
}
.viz-boekhoud .inv-row .amt { text-align: right; font-variant-numeric: tabular-nums; }
.viz-boekhoud .inv-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 6px;
  padding-top: 12px;
  border-top: 2px solid var(--ink-050);
  font-family: var(--font-display);
}
.viz-boekhoud .inv-total .lbl {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}
.viz-boekhoud .inv-total .val { font-size: 30px; }

/* QuickResume */
.viz-quickresume {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 0;
  gap: 0;
}
.viz-quickresume .qr-editor {
  padding: 18px;
  background: var(--ink-100);
  border-right: 1px solid var(--ink-300);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--chalk-500);
  line-height: 1.7;
}
.viz-quickresume .qr-editor .line { display: flex; gap: 10px; }
.viz-quickresume .qr-editor .ln { color: var(--chalk-400); width: 18px; text-align: right; }
.viz-quickresume .qr-editor .k { color: var(--phos); }
.viz-quickresume .qr-editor .s { color: var(--amber); }
.viz-quickresume .qr-preview {
  padding: 20px;
  background: var(--chalk-900);
  color: var(--ink-050);
  font-size: 10px;
  line-height: 1.5;
  font-family: var(--font-sans);
}
.viz-quickresume .qr-preview h5 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  line-height: 1;
  margin-bottom: 4px;
}
.viz-quickresume .qr-preview .role {
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #666;
  margin-bottom: 12px;
}
.viz-quickresume .qr-preview h6 {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-bottom: 1px solid #000;
  padding-bottom: 2px;
  margin: 10px 0 6px;
}
.viz-quickresume .qr-preview .entry {
  margin-bottom: 6px;
}
.viz-quickresume .qr-preview .entry-head {
  display: flex;
  justify-content: space-between;
  font-weight: 600;
  font-size: 10px;
}
.viz-quickresume .qr-preview .entry-body {
  color: #444;
  font-size: 9px;
}

/* Aether Drift */
.viz-aether {
  padding: 18px;
  background: radial-gradient(circle at 30% 20%, rgba(139, 92, 246, 0.15), transparent 60%), var(--ink-100);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.viz-aether .track-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--chalk-500);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}
.viz-aether .track-head .phos { color: var(--phos); }
.viz-aether .album-block {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 14px;
  align-items: center;
}
.viz-aether .album-cover {
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 30% 30%, rgba(250, 250, 247, 0.2), transparent 50%),
    linear-gradient(135deg, #3a1d6b, #1a0933);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}
.viz-aether .album-cover::after {
  content: "";
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background: radial-gradient(circle, #000 20%, transparent 22%, transparent 45%, #000 47%, transparent 49%);
}
.viz-aether .track-title {
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 1.1;
  color: var(--chalk-900);
}
.viz-aether .track-artist {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--chalk-500);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 4px;
}
.viz-aether .waveform {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 60px;
  gap: 2px;
  padding: 0 2px;
}
.viz-aether .waveform span {
  flex: 1;
  background: var(--chalk-400);
  border-radius: 1px;
  min-height: 3px;
  transition: background 0.3s;
}
.viz-aether .waveform span.active { background: var(--phos); }
.viz-aether .player {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  border-top: 1px solid var(--ink-300);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--chalk-500);
}
.viz-aether .play-btn {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--phos);
  color: var(--ink-050);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  font-size: 12px;
}

/* Client sites — glodinas (lighter touch) */
.viz-site {
  display: flex;
  flex-direction: column;
}
.viz-site .hero-slice {
  flex: 1;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
}
.viz-site .kicker {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--chalk-500);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.viz-site .big {
  font-family: var(--font-display);
  font-size: 32px;
  line-height: 1;
  color: var(--chalk-900);
}
.viz-site .big .em { color: var(--phos); font-style: italic; }
.viz-site .sub {
  font-size: 11px;
  color: var(--chalk-500);
  max-width: 80%;
}
.viz-site .meta-row {
  display: flex;
  gap: 16px;
  padding: 14px 22px;
  border-top: 1px solid var(--ink-300);
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--chalk-400);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}
.viz-site .meta-row span.phos { color: var(--phos); }