/* Product cases: sequential editorial rows within the warm Niva visual world. */
.portfolio {
  --case-ink: #f5efe9;
  --case-muted: #b7ada6;
  --case-line: #302722;
  --case-peach: #e6b8a2;
  padding-block: 108px 100px;
  color: var(--case-ink);
  background: #0e0b0a;
}
.portfolio .portfolio-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 64px;
}
.portfolio .portfolio-heading h2 {
  margin: 0;
  max-width: 21ch;
  font-size: clamp(36px, 4vw, 50px);
  line-height: 1.1;
  letter-spacing: -.035em;
  font-weight: 500;
  text-wrap: balance;
}
.portfolio .portfolio-heading > p {
  max-width: 31ch;
  margin: 0 0 3px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--case-muted);
}
.portfolio .case-projects { display: grid; gap: 80px; }
.portfolio .case-project {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(0, 1fr);
  align-items: center;
  gap: 56px;
}
.portfolio .case-copy { min-width: 0; padding-block: 8px; }
.portfolio .case-identity h3 {
  margin: 0;
  font-size: 23px;
  line-height: 1.3;
  font-weight: 500;
  letter-spacing: -.025em;
}
.portfolio .case-identity > p {
  color: var(--case-muted);
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.6;
}
.portfolio .case-copy h4 {
  margin: 25px 0 0;
  font-size: clamp(27px, 2.7vw, 34px);
  line-height: 1.15;
  font-weight: 500;
  letter-spacing: -.03em;
  text-wrap: balance;
}
.portfolio .case-description {
  max-width: 43ch;
  margin: 17px 0 0;
  color: var(--case-muted);
  font-size: 14px;
  line-height: 1.8;
}
.portfolio .case-capabilities {
  display: grid;
  gap: 11px;
  list-style: none;
  padding: 0;
  margin: 23px 0 0;
}
.portfolio .case-capabilities li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: #d7ccc4;
}
.portfolio .case-capabilities .icon {
  flex: none;
  width: 14px;
  height: 14px;
  margin-top: 3px;
  color: var(--case-peach);
}
.portfolio .case-status {
  display: inline-block;
  margin-top: 11px;
  padding: 3px 7px;
  color: #ddc8b8;
  background: #2a201b;
  border-radius: 4px;
  font-size: 11px;
  line-height: 1.6;
}
.portfolio .case-copy .text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  margin-top: 22px;
  padding: 0;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--case-ink);
  text-decoration: none;
  text-underline-offset: 5px;
  transition: color 180ms var(--ease-out, ease-out);
}
.portfolio .case-copy .text-link > .icon { width: 17px; height: 17px; }
.portfolio .case-copy .text-link:focus-visible {
  outline: 2px solid var(--case-peach);
  outline-offset: 5px;
  border-radius: 2px;
}
.portfolio .case-visual { min-width: 0; margin: 0; }
.portfolio .case-visual figcaption {
  margin-top: 15px;
  color: var(--case-muted);
  font-size: 11px;
  line-height: 1.6;
  text-align: center;
}
.portfolio .case-footnote {
  margin: 64px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--case-line);
  color: var(--case-muted);
  font-size: 12px;
  line-height: 1.7;
}
/* The product previews are static, accessible illustrations of real functions. */
.portfolio .product-screen {
  --product-accent: #b4c7b5;
  --product-tint: #253029;
  --preview-ink: #eee7df;
  --preview-muted: #b6aaa0;
  --preview-line: #37302a;
  min-height: 550px;
  overflow: hidden;
  color: var(--preview-ink);
  background: #191512;
  border: 1px solid var(--preview-line);
  border-radius: 14px;
  font-size: 12px;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
}
.portfolio .dialogue-screen { --product-accent: #e6b8a2; --product-tint: #38281f; }
.portfolio .club-screen { --product-accent: #c5b5d9; --product-tint: #2e2538; }
.portfolio .events-screen { --product-accent: #bcc9c7; --product-tint: #25302f; }
.portfolio .product-topbar {
  display: flex;
  height: 61px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-inline: 24px;
  border-bottom: 1px solid var(--preview-line);
  background: #1e1915;
}
.portfolio .product-wordmark {
  white-space: nowrap;
  font-size: 18px;
  line-height: 1.3;
  font-weight: 500;
  letter-spacing: -.025em;
}
.portfolio .product-wordmark i {
  display: inline-block;
  width: 7px;
  height: 16px;
  margin-right: 9px;
  vertical-align: -2px;
  border-radius: 2px;
  background: var(--product-accent);
}
.portfolio .product-topbar > span:last-child { font-size: 11px; color: var(--preview-muted); }
.portfolio .product-body { padding: 25px 24px; }
.portfolio .product-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
}
.portfolio .product-title .preview-title {
  color: var(--preview-ink);
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
  font-weight: 500;
  letter-spacing: -.025em;
}
.portfolio .product-title p:not(.preview-title) {
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--preview-muted);
}
.portfolio .product-chip {
  flex: none;
  white-space: nowrap;
  padding: 4px 7px;
  border: 1px solid #4a3d33;
  border-radius: 5px;
  color: #d1c2b5;
  font-size: 11px;
  line-height: 1.5;
}
.portfolio .product-tabs {
  display: flex;
  gap: 23px;
  margin-bottom: 13px;
  border-bottom: 1px solid var(--preview-line);
  color: var(--preview-muted);
  font-size: 12px;
}
.portfolio .product-tabs span { padding-bottom: 11px; }
.portfolio .product-tabs .selected { color: var(--product-accent); border-bottom: 1px solid var(--product-accent); }
.portfolio .product-table { width: 100%; border-collapse: collapse; text-align: left; }
.portfolio .product-table th {
  padding: 8px 8px 10px 0;
  border-bottom: 1px solid var(--preview-line);
  color: var(--preview-muted);
  font-size: 11px;
  font-weight: 400;
}
.portfolio .product-table td { padding: 14px 8px 14px 0; border-bottom: 1px solid var(--preview-line); font-size: 12px; }
.portfolio .product-table th:last-child, .portfolio .product-table td:last-child { padding-right: 0; text-align: right; }
.portfolio .student-name { display: flex; align-items: center; gap: 9px; white-space: nowrap; }
.portfolio .student-avatar {
  display: grid;
  place-items: center;
  flex: none;
  width: 27px;
  height: 27px;
  border-radius: 50%;
  color: var(--product-accent);
  background: var(--product-tint);
  font-size: 11px;
}
.portfolio .state {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  padding: 3px 6px;
  border-radius: 4px;
  color: #bbd0bc;
  background: #28322a;
  font-size: 11px;
  line-height: 1.5;
}
.portfolio .state.neutral { color: #c3b9b0; background: #302923; }
.portfolio .state.attention { color: #e9c2a9; background: #3c2c21; }
.portfolio .state .icon { width: 12px; height: 12px; }
.portfolio .product-message { display: flex; align-items: center; gap: 9px; margin-top: 21px; color: var(--preview-muted); font-size: 11px; }
.portfolio .product-message > .icon { flex: none; width: 16px; height: 16px; color: var(--product-accent); }
.portfolio .call-player { display: flex; align-items: center; gap: 13px; padding-block: 15px; margin-bottom: 23px; border-block: 1px solid var(--preview-line); }
.portfolio .play-symbol { display: grid; place-items: center; flex: none; width: 29px; height: 29px; border-radius: 50%; color: var(--product-accent); background: var(--product-tint); }
.portfolio .play-symbol svg { width: 13px; height: 13px; fill: currentColor; }
.portfolio .waveform { display: flex; align-items: center; gap: 3px; height: 29px; flex: 1; overflow: hidden; }
.portfolio .waveform i { width: 3px; height: var(--h); flex: 1; max-width: 4px; background: #bc9381; border-radius: 2px; }
.portfolio .call-duration { white-space: nowrap; color: var(--preview-muted); font-size: 11px; }
.portfolio .call-analysis { display: grid; grid-template-columns: 1.1fr 1fr; gap: 23px; }
.portfolio .preview-label { display: block; margin-bottom: 13px; color: var(--preview-muted); font-size: 11px; line-height: 1.6; }
.portfolio .transcript p { margin: 0 0 15px; font-size: 12px; line-height: 1.75; }
.portfolio .transcript strong { display: block; margin-bottom: 4px; color: var(--product-accent); font-size: 11px; font-weight: 500; }
.portfolio .transcript p:last-child strong { color: #c8bdb4; }
.portfolio .criteria { padding-left: 20px; border-left: 1px solid var(--preview-line); }
.portfolio .criterion { margin-bottom: 13px; font-size: 11px; line-height: 1.6; }
.portfolio .criterion:last-child { margin-bottom: 0; }
.portfolio .criterion .state { margin-top: 5px; }
.portfolio .club-floor { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.portfolio .club-seat { min-height: 94px; padding: 12px 11px; background: #302637; border-radius: 8px; color: #d1bfdf; }
.portfolio .club-seat strong { font-size: 12px; font-weight: 500; }
.portfolio .club-seat span { display: block; margin-top: 3px; font-size: 11px; color: #c0afca; }
.portfolio .club-seat b { display: block; margin-top: 8px; font-size: 15px; font-weight: 500; letter-spacing: .01em; }
.portfolio .club-seat.available { color: #bcd0bf; background: #263029; }
.portfolio .club-seat.available span { color: #b3c1b6; }
.portfolio .club-receipt { display: grid; grid-template-columns: 1fr auto; gap: 6px 14px; margin-top: 21px; padding-top: 16px; border-top: 1px solid var(--preview-line); font-size: 11px; color: var(--preview-muted); }
.portfolio .club-receipt strong { color: var(--preview-ink); font-size: 12px; font-weight: 500; }
.portfolio .club-receipt span:nth-child(even) { text-align: right; }
.portfolio .events-screen .product-wordmark { font-size: 17px; }
.portfolio .event-search { display: flex; align-items: center; gap: 8px; padding: 9px 11px; margin-bottom: 15px; border: 1px solid #4a413a; border-radius: 5px; color: #d0c5bb; font-size: 11px; }
.portfolio .event-search .icon { width: 15px; height: 15px; }
.portfolio .event-row { display: grid; grid-template-columns: 59px 1fr auto; gap: 10px; padding: 11px 0; border-bottom: 1px solid var(--preview-line); font-size: 11px; color: var(--preview-muted); }
.portfolio .event-row.selected { color: #e8dfd7; }
.portfolio .event-row time { color: #bcb1a8; }
.portfolio .event-detail { margin-top: 19px; font-size: 11px; }
.portfolio .event-detail dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 0; }
.portfolio .event-detail dt { color: var(--preview-muted); }
.portfolio .event-detail dd { margin: 0; text-align: right; color: #d9d1c9; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 11px; }
@media (hover: hover) and (pointer: fine) {
  .portfolio .case-copy .text-link:hover { color: var(--case-peach); text-decoration: underline; }
}
@media (max-width: 1100px) {
  .portfolio .case-project { gap: 36px; }
  .portfolio .product-topbar { padding-inline: 20px; }
  .portfolio .product-body { padding-inline: 20px; }
  .portfolio .product-chip { font-size: 11px; }
  .portfolio .call-analysis { gap: 17px; }
  .portfolio .criteria { padding-left: 15px; }
}
@media (max-width: 900px) {
  .portfolio .portfolio-heading { gap: 32px; }
  .portfolio .portfolio-heading > p { max-width: 26ch; }
  .portfolio .case-project { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 28px; }
  .portfolio .case-copy h4 { font-size: 27px; }
  .portfolio .case-description { font-size: 13px; }
  .portfolio .case-capabilities li { font-size: 12px; }
  .portfolio .product-topbar { padding-inline: 15px; }
  .portfolio .product-body { padding-inline: 15px; }
  .portfolio .product-topbar > span:last-child { max-width: 13ch; text-align: right; line-height: 1.45; }
  .portfolio .product-title { flex-wrap: wrap; gap: 9px; }
  .portfolio .student-avatar { display: none; }
  .portfolio .product-table td { font-size: 11px; }
  .portfolio .product-tabs { gap: 15px; font-size: 11px; }
  .portfolio .call-analysis { gap: 13px; }
  .portfolio .transcript p { font-size: 11px; }
  .portfolio .criteria { padding-left: 12px; }
  .portfolio .club-floor { gap: 7px; }
  .portfolio .club-seat { padding: 11px 8px; }
  .portfolio .club-seat strong { font-size: 11px; }
  .portfolio .club-seat b { font-size: 13px; }
  .portfolio .club-receipt { grid-template-columns: 1fr; gap: 4px; }
  .portfolio .club-receipt span:nth-child(even) { text-align: left; }
  .portfolio .club-receipt span:nth-child(2) { display: none; }
  .portfolio .event-row { grid-template-columns: 51px 1fr auto; gap: 6px; }
  .portfolio .event-detail dl { gap: 6px 10px; }
}
@media (max-width: 760px) {
  .portfolio { padding-block: 72px 64px; }
  .portfolio .portfolio-heading { display: block; margin-bottom: 38px; }
  .portfolio .portfolio-heading h2 { font-size: clamp(32px, 6.8vw, 42px); }
  .portfolio .portfolio-heading > p { max-width: 38ch; margin-top: 20px; font-size: 13px; }
  .portfolio .portfolio-heading > p br { display: none; }
  .portfolio .case-projects { gap: 64px; }
  .portfolio .case-project { grid-template-columns: minmax(0, 1fr); gap: 27px; }
  .portfolio .case-copy { padding-block: 0; }
  .portfolio .case-identity h3 { font-size: 23px; }
  .portfolio .case-copy h4 { margin-top: 20px; font-size: 30px; }
  .portfolio .case-description { margin-top: 15px; max-width: 54ch; font-size: 14px; }
  .portfolio .case-capabilities { margin-top: 20px; gap: 10px; }
  .portfolio .case-capabilities li { font-size: 13px; }
  .portfolio .case-copy .text-link { margin-top: 16px; }
  .portfolio .case-visual { width: 100%; }
  .portfolio .product-screen { min-height: 420px; }
  .portfolio .product-topbar { height: 57px; padding-inline: 21px; }
  .portfolio .product-topbar > span:last-child { max-width: none; }
  .portfolio .product-body { padding: 24px 21px; }
  .portfolio .product-title { flex-wrap: nowrap; }
  .portfolio .student-avatar { display: grid; }
  .portfolio .product-table td { font-size: 12px; }
  .portfolio .product-tabs { gap: 23px; font-size: 12px; }
  .portfolio .transcript p { font-size: 12px; }
  .portfolio .call-analysis { gap: 23px; }
  .portfolio .criteria { padding-left: 20px; }
  .portfolio .club-floor { gap: 10px; }
  .portfolio .club-seat { padding: 12px 11px; }
  .portfolio .club-seat strong { font-size: 12px; }
  .portfolio .club-seat b { font-size: 15px; }
  .portfolio .club-receipt { grid-template-columns: 1fr auto; gap: 6px 14px; }
  .portfolio .club-receipt span:nth-child(even) { text-align: right; }
  .portfolio .club-receipt span:nth-child(2) { display: block; }
  .portfolio .event-row { grid-template-columns: 59px 1fr auto; gap: 10px; }
  .portfolio .case-footnote { margin-top: 40px; font-size: 11px; }
}
@media (max-width: 440px) {
  .portfolio .case-copy h4 { font-size: 28px; }
  .portfolio .product-screen { min-height: 410px; }
  .portfolio .product-topbar { padding-inline: 15px; }
  .portfolio .product-body { padding: 22px 15px; }
  .portfolio .product-topbar > span:last-child { max-width: 13ch; font-size: 11px; }
  .portfolio .product-title { flex-wrap: wrap; }
  .portfolio .product-chip { padding: 3px 6px; }
  .portfolio .student-avatar { display: none; }
  .portfolio .product-table td { font-size: 11px; }
  .portfolio .product-tabs { gap: 18px; font-size: 11px; }
  .portfolio .call-analysis { gap: 12px; }
  .portfolio .criteria { padding-left: 12px; }
  .portfolio .transcript p { font-size: 11px; }
  .portfolio .club-floor { gap: 7px; }
  .portfolio .club-seat { padding: 11px 8px; }
  .portfolio .club-seat strong { font-size: 11px; }
  .portfolio .club-seat b { font-size: 13px; }
  .portfolio .club-receipt { column-gap: 8px; }
  .portfolio .event-row { grid-template-columns: 51px 1fr auto; gap: 6px; }
  .portfolio .events-screen .product-wordmark { font-size: 16px; }
  .portfolio .event-detail dl { gap: 6px 10px; }
}
@media (max-width: 360px) {
  .portfolio .product-topbar { gap: 8px; }
  .portfolio .product-body { padding-inline: 12px; }
  .portfolio .product-chip { white-space: normal; }
  .portfolio .call-analysis { grid-template-columns: 1fr; }
  .portfolio .criteria { padding: 15px 0 0; border-left: 0; border-top: 1px solid var(--preview-line); }
  .portfolio .criterion { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 9px; }
  .portfolio .criterion br { display: none; }
  .portfolio .criterion .state { margin-top: 0; }
  .portfolio .club-floor { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .portfolio .club-receipt { grid-template-columns: 1fr; }
  .portfolio .club-receipt span:nth-child(even) { text-align: left; }
  .portfolio .events-screen .product-topbar > span:last-child { max-width: 10ch; }
}
@media (prefers-reduced-motion: reduce) {
  .portfolio .case-copy .text-link { transition: none; }
}

/* Static waveform values stay in the stylesheet for the production CSP. */
.portfolio .waveform i:nth-child(1){height:8px}
.portfolio .waveform i:nth-child(2){height:16px}
.portfolio .waveform i:nth-child(3){height:11px}
.portfolio .waveform i:nth-child(4){height:24px}
.portfolio .waveform i:nth-child(5){height:19px}
.portfolio .waveform i:nth-child(6){height:9px}
.portfolio .waveform i:nth-child(7){height:17px}
.portfolio .waveform i:nth-child(8){height:27px}
.portfolio .waveform i:nth-child(9){height:14px}
.portfolio .waveform i:nth-child(10){height:22px}
.portfolio .waveform i:nth-child(11){height:12px}
.portfolio .waveform i:nth-child(12){height:6px}
.portfolio .waveform i:nth-child(13){height:13px}
.portfolio .waveform i:nth-child(14){height:21px}
.portfolio .waveform i:nth-child(15){height:28px}
.portfolio .waveform i:nth-child(16){height:17px}
.portfolio .waveform i:nth-child(17){height:10px}
.portfolio .waveform i:nth-child(18){height:20px}
.portfolio .waveform i:nth-child(19){height:14px}
.portfolio .waveform i:nth-child(20){height:7px}
.portfolio .waveform i:nth-child(21){height:18px}
.portfolio .waveform i:nth-child(22){height:25px}
.portfolio .waveform i:nth-child(23){height:15px}
.portfolio .waveform i:nth-child(24){height:9px}
.portfolio .waveform i:nth-child(25){height:20px}
.portfolio .waveform i:nth-child(26){height:12px}
.portfolio .waveform i:nth-child(27){height:6px}