/* Projects index + project detail */

/* ---------- index toolbar ---------- */

.pj-toolbar {
  padding-block: clamp(18px, 2.6vw, 26px);
  border-bottom: 1px solid var(--line);
}

.pj-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pj-chip {
  padding: 9px 16px;
  font: inherit;
  font-size: 13px;
  line-height: 1.2;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.pj-chip:hover {
  color: var(--ink);
  border-color: var(--ink);
}

.pj-chip:focus-visible {
  outline: 2px solid var(--brand-strong);
  outline-offset: 2px;
}

.pj-chip.is-active {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.pj-note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

.pj-empty {
  padding: 40px 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- image matrix ---------- */

.pj-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(8px, 1.2vw, 14px);
}

.pj-card {
  position: relative;
  display: block;
  overflow: hidden;
  color: #fff;
  background: var(--surface);
  border-radius: var(--radius);
}

.pj-card[hidden] { display: none; }

.pj-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.pj-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(22, 16, 12, 0.84), rgba(22, 16, 12, 0.22) 55%, rgba(22, 16, 12, 0));
}

.pj-card:hover { color: #fff; }
.pj-card:hover img { transform: scale(1.03); }

.pj-card--feature {
  grid-column: span 7;
  height: clamp(300px, 30vw, 420px);
}

.pj-card--tall {
  grid-column: span 5;
  height: clamp(300px, 30vw, 420px);
}

.pj-card--std {
  grid-column: span 4;
  height: clamp(200px, 20vw, 260px);
}

.pj-card--wide {
  grid-column: span 12;
  height: clamp(180px, 16vw, 230px);
}

.pj-card--soon { cursor: default; }
.pj-card--soon:hover img { transform: none; }

.pj-body {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 4px;
  height: 100%;
  padding: clamp(14px, 1.6vw, 18px);
}

.pj-name {
  font-size: clamp(1rem, 1.35vw, 1.22rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.pj-meta {
  font-size: 12.5px;
  line-height: 1.5;
  opacity: 0.86;
}

.pj-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 3;
  padding: 4px 9px;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(20, 15, 12, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 2px;
}

.pj-card--feature .pj-badge {
  background: rgba(194, 83, 6, 0.85);
  border-color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 900px) {
  .pj-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pj-card--feature,
  .pj-card--tall { grid-column: span 2; height: clamp(260px, 46vw, 380px); }
  .pj-card--std { grid-column: span 1; height: clamp(180px, 32vw, 240px); }
  .pj-grid > :nth-last-child(2) { grid-column: span 2; height: clamp(200px, 30vw, 260px); }
  .pj-card--wide { grid-column: span 2; height: clamp(180px, 30vw, 240px); }
}

@media (max-width: 560px) {
  .pj-filter { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; scrollbar-width: thin; }
  .pj-chip { flex: 0 0 auto; }
  .pj-grid { grid-template-columns: minmax(0, 1fr); }
  .pj-card--feature,
  .pj-card--tall,
  .pj-card--std,
  .pj-card--wide { grid-column: auto; height: 230px; }
  .pj-grid > :nth-last-child(2) { grid-column: auto; height: 240px; }
  .pj-card--feature { height: 280px; }
}

/* ---------- detail hero ---------- */

.pd-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: min(74vh, 640px);
  overflow: hidden;
  background: #1c1714;
}

.pd-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pd-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(18, 14, 11, 0.9), rgba(18, 14, 11, 0.45) 48%, rgba(18, 14, 11, 0.12));
}

.pd-hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(28px, 4vw, 52px);
  color: #fff;
}

.pd-hero .eyebrow { color: rgba(255, 255, 255, 0.72); }

.pd-hero h1 {
  max-width: 24ch;
  color: #fff;
  font-size: clamp(2rem, 4.4vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
}

.pd-hero-lede {
  max-width: 46ch;
  margin: 16px 0 0;
  font-size: clamp(0.98rem, 1.1vw, 1.08rem);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.87);
}

.pd-demo {
  display: inline-block;
  margin: 18px 0 0;
  padding: 5px 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 2px;
}

/* ---------- detail: needs, start, challenge, results ---------- */

.pd-needs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(20px, 3vw, 44px);
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.pd-needs li {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.pd-needs strong {
  display: block;
  margin-bottom: 4px;
  font-weight: 600;
  color: var(--ink);
}

@media (max-width: 700px) {
  .pd-needs { grid-template-columns: minmax(0, 1fr); }
}

.pd-start {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.pd-start-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 24px;
  align-items: baseline;
  padding-block: clamp(24px, 3.4vw, 38px);
}

.pd-start .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }

.pd-start-chip {
  display: inline-block;
  margin: 0;
  padding: 6px 12px;
  font-size: 12.5px;
  color: var(--brand-strong);
  background: var(--brand-soft);
  border-radius: 2px;
  white-space: nowrap;
}

.pd-start p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

@media (max-width: 700px) {
  .pd-start-inner { grid-template-columns: minmax(0, 1fr); }
}

.pd-challenge {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(20px, 3.4vw, 48px);
  align-items: center;
  padding-block: clamp(24px, 3.2vw, 38px);
  border-top: 1px solid var(--line);
}

.pd-challenge:last-of-type { border-bottom: 1px solid var(--line); }

.pd-challenge img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--surface);
}

.pd-challenge h3 {
  margin-bottom: 12px;
  font-size: clamp(1.02rem, 1.4vw, 1.2rem);
}

.pd-challenge dl { margin: 0; }

.pd-challenge dt {
  margin-top: 10px;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-strong);
}

.pd-challenge dd {
  margin: 3px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

@media (max-width: 760px) {
  .pd-challenge { grid-template-columns: minmax(0, 1fr); }
  .pd-challenge img { order: -1; }
}

.pd-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(12px, 1.6vw, 20px);
}

.pd-results figure { margin: 0; }

.pd-results img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--surface);
}

.pd-results figcaption {
  margin-top: 8px;
  font-size: 12px;
  color: var(--muted);
}

@media (max-width: 700px) {
  .pd-results { grid-template-columns: minmax(0, 1fr); }
}