/* =============================================================
   PROJECT PAGES — light theme
============================================================= */

.project-page {
  padding-top: 0;
}

.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
  opacity: 0.7;
}

.breadcrumb a {
  color: var(--light-mustard);
  text-decoration: none;
}

.breadcrumb .sep {
  margin: 0 0.4rem;
  opacity: 0.5;
}

.breadcrumb .current {
  color: var(--light-mustard);
}

/* ===== Project title block ===== */
.tag-flag {
  display: inline-block;
  background: var(--light-text);
  color: var(--light-mustard-bright);
  padding: 0.28rem 0.65rem 0.32rem;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.9rem;
}

.pp-title {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  font-size: clamp(2.4rem, 11vw, 3.6rem);
  line-height: 0.9;
  margin-bottom: 0.5rem;
}

.pp-title em {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  color: var(--light-mustard);
  text-transform: lowercase;
}

.pp-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.15rem;
  line-height: 1.4;
  opacity: 0.88;
  max-width: 38ch;
  margin-bottom: 1.5rem;
}

.pp-subtitle em {
  color: var(--light-teal-mid);
}

/* ===== Hero media ===== */
.pp-hero-media {
  height: 280px;
  background: linear-gradient(135deg, #e0d5bc 0%, #d4c8ac 40%, #c8bb9c 100%);
  border: 1px solid var(--light-text);
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pp-hero-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 38, 44, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 38, 44, 0.08) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}

.pp-hero-media .placeholder {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--light-text);
  opacity: 0.55;
  text-align: center;
  z-index: 1;
  background: rgba(236, 227, 204, 0.6);
  padding: 0.4rem 0.7rem;
}

.pp-hero-media .placeholder .small {
  display: block;
  font-size: 0.55rem;
  opacity: 0.7;
  margin-top: 0.3rem;
  letter-spacing: 0.1em;
}

.pp-hero-media .corner-label {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  background: var(--light-text);
  color: var(--light-mustard-bright);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  padding: 0.2rem 0.4rem;
  letter-spacing: 0.1em;
  z-index: 2;
}

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

/* ===== Spec sheet (project) ===== */
.pp-spec {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--light-text);
  margin-bottom: 1.8rem;
  background: var(--light-bg-soft);
}

.pp-spec .row {
  display: grid;
  grid-template-columns: 6rem 1fr;
  border-bottom: 1px solid var(--light-line);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
}

.pp-spec .row:last-child { border-bottom: none; }

.pp-spec .k {
  background: rgba(14, 38, 44, 0.05);
  padding: 0.45rem 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.58rem;
  opacity: 0.7;
  border-right: 1px solid var(--light-line);
}

.pp-spec .v {
  padding: 0.45rem 0.7rem;
}

.pp-spec .v.accent {
  color: var(--light-mustard);
  font-weight: 500;
}

/* ===== Section headers ===== */
.pp-section {
  margin: 1.8rem 0 0.7rem;
  padding-top: 1rem;
  border-top: 1px solid var(--light-line);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.7;
}

.pp-section .num {
  color: var(--light-mustard);
  opacity: 1;
}

.pp-h3 {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 1.65rem;
  letter-spacing: -0.015em;
  margin: 0.5rem 0 0.7rem;
  line-height: 1;
}

.pp-h3 em {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  color: var(--light-mustard);
  text-transform: lowercase;
}

.pp-body {
  font-size: 0.94rem;
  line-height: 1.65;
  margin-bottom: 1rem;
  max-width: 60ch;
  opacity: 0.92;
}

.pp-body strong {
  color: var(--light-mustard);
  font-weight: 600;
}

/* ===== Tables (for tradeoffs, multi-domain) ===== */
.pp-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.8rem 0 1.2rem;
  font-size: 0.85rem;
  border: 1px solid var(--light-text);
  background: var(--light-bg-soft);
}

.pp-table th,
.pp-table td {
  padding: 0.55rem 0.7rem;
  text-align: left;
  border-bottom: 1px solid var(--light-line);
  vertical-align: top;
}

.pp-table th {
  background: rgba(14, 38, 44, 0.05);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.8;
  font-weight: 600;
  width: 35%;
}

.pp-table tr:last-child th,
.pp-table tr:last-child td {
  border-bottom: none;
}

/* ===== Gallery ===== */
.pp-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin: 0.8rem 0 1rem;
}

.pp-gallery .thumb {
  aspect-ratio: 1;
  background: var(--light-bg-card);
  border: 1px solid var(--light-text);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pp-gallery .thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 38, 44, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 38, 44, 0.07) 1px, transparent 1px);
  background-size: 14px 14px;
  pointer-events: none;
}

.pp-gallery .thumb-a { background: linear-gradient(135deg, #e0d5bc, #d4c8ac); }
.pp-gallery .thumb-b { background: linear-gradient(45deg, #d4c8ac, #e0d5bc); }
.pp-gallery .thumb-c { background: linear-gradient(225deg, #e0d5bc, #c8bb9c); }
.pp-gallery .thumb-d { background: linear-gradient(315deg, #d4c8ac, #e0d5bc); }

.pp-gallery .thumb .placeholder {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--light-text);
  opacity: 0.55;
  z-index: 1;
  text-align: center;
  background: rgba(236, 227, 204, 0.7);
  padding: 0.2rem 0.4rem;
}

.pp-gallery .thumb .caption {
  position: absolute;
  bottom: 0.3rem;
  left: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--light-text);
  padding: 0.12rem 0.35rem;
  z-index: 2;
  color: var(--light-bg);
}

.pp-gallery .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

/* ===== Video placeholder ===== */
.pp-video {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #e0d5bc 0%, #d4c8ac 50%, #c8bb9c 100%);
  border: 1px solid var(--light-text);
  margin: 0.8rem 0 1rem;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pp-video::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 38, 44, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 38, 44, 0.06) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
}

.pp-video .play {
  width: 50px;
  height: 50px;
  border: 2px solid var(--light-text);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  background: var(--light-mustard-bright);
}

.pp-video .play::before {
  content: '';
  width: 0;
  height: 0;
  border-left: 14px solid var(--light-text);
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
  margin-left: 3px;
}

.pp-video .vid-meta {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  background: var(--light-text);
  color: var(--light-mustard-bright);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  padding: 0.2rem 0.4rem;
  letter-spacing: 0.1em;
  z-index: 2;
}

/* ===== Diagram block (inverted: dark on light page) ===== */
.pp-diagram {
  background: var(--light-text);
  color: var(--light-bg);
  padding: 1rem;
  margin: 0.8rem 0 1rem;
  border: 1px solid var(--light-text);
  position: relative;
}

.pp-diagram .diagram-area {
  aspect-ratio: 16/10;
  background: #142f35;
  border: 1px dashed var(--light-bg);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image:
    linear-gradient(rgba(236, 227, 204, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(236, 227, 204, 0.07) 1px, transparent 1px);
  background-size: 22px 22px;
}

.pp-diagram .diagram-area .placeholder {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--light-bg);
  opacity: 0.6;
  text-align: center;
  background: var(--light-text);
  padding: 0.3rem 0.5rem;
  z-index: 1;
}

.pp-diagram .diagram-caption {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 0.55rem;
  opacity: 0.8;
  display: flex;
  justify-content: space-between;
}

.pp-diagram .diagram-caption .acc {
  color: var(--light-mustard-bright);
}

/* ===== Result callouts ===== */
.pp-result {
  background: var(--light-bg-card);
  border-left: 3px solid var(--light-mustard);
  padding: 0.9rem 1rem;
  margin: 1rem 0;
}

.pp-result .label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--light-mustard);
  margin-bottom: 0.4rem;
}

.pp-result .stat {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 1.5rem;
  line-height: 1.05;
  margin-bottom: 0.2rem;
}

.pp-result .stat .num { color: var(--light-mustard); }

.pp-result .desc {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.92rem;
  opacity: 0.85;
}

/* ===== Bullet list with mustard markers ===== */
.pp-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 1rem;
}

.pp-list li {
  padding-left: 1.3rem;
  position: relative;
  margin-bottom: 0.45rem;
  font-size: 0.92rem;
  line-height: 1.55;
}

.pp-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--light-mustard);
  font-weight: 600;
}

/* ===== Next project link ===== */
.pp-nav-next {
  margin-top: 2rem;
  padding: 1.2rem;
  border: 1px solid var(--light-text);
  background: var(--light-bg-soft);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0.5rem 1rem;
  text-decoration: none;
  color: var(--light-text);
  transition: transform 0.2s, box-shadow 0.2s;
}

.pp-nav-next:hover {
  transform: translate(-3px, -3px);
  box-shadow: 6px 6px 0 var(--light-teal-mid);
}

.pp-nav-next .label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.7;
  grid-column: 1 / -1;
}

.pp-nav-next h5 {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  line-height: 1.05;
}

.pp-nav-next .arrow {
  font-family: var(--font-mono);
  color: var(--light-mustard);
  font-size: 1rem;
}

/* ===== Footer ===== */
.pp-footer {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--light-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.7;
}

.pp-footer .accent {
  color: var(--light-mustard);
  opacity: 1;
}

/* Mobile adjustments */
@media (max-width: 480px) {
  .pp-table th { width: 40%; }
  .pp-spec .row,
  .pp-table th,
  .pp-table td { font-size: 0.78rem; }
}