/* ============================================
   PROJECTS PAGE STYLES
   ============================================ */

/* ── PAGE HEADER ── */
.page-header {
  padding: 160px 0 80px;
  position: relative; z-index: 1;
}
.ph-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-green);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.ph-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.ph-title span { color: var(--accent-green); }
.ph-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

/* ── CASE STUDY WRAPPER ── */
.case-study {
  padding: 80px 0;
  position: relative; z-index: 1;
}
.cs-divider { position: relative; z-index: 1; }

/* ── CASE STUDY HEADER ── */
.cs-header {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  margin-bottom: 52px;
}
.cs-number {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 800;
  color: var(--text-muted);
  opacity: 0.2;
  line-height: 1;
  flex-shrink: 0;
}
.cs-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.cs-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: 16px;
}
.cs-roles {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.role-chip {
  padding: 5px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* ── CS LAYOUT GRID ── */
.cs-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  align-items: start;
}

/* ── CS CONTENT BLOCKS ── */
.cs-block { margin-bottom: 36px; }
.cs-block-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-green);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.cs-block-label::before {
  content: '';
  display: inline-block;
  width: 20px; height: 1px;
  background: var(--accent-green);
}
.cs-block p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ── DIAGRAM WRAPPER ── */
.cs-diagram {
  margin-bottom: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  overflow-x: auto;
}
.diagram-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-green);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

/* ── SYSTEM ARCHITECTURE DIAGRAM ── */
.arch-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.arch-layer {
  width: 100%;
  padding: 16px;
  border-radius: 10px;
  border: 1px solid;
}
.layer-client { border-color: rgba(0,212,255,0.25); background: rgba(0,212,255,0.04); }
.layer-gateway { border-color: rgba(0,255,135,0.25); background: rgba(0,255,135,0.04); }
.layer-backend { border-color: rgba(240,165,0,0.25); background: rgba(240,165,0,0.04); }
.layer-data { border-color: rgba(120,120,255,0.25); background: rgba(120,120,255,0.04); }
.layer-external { border-color: rgba(255,100,100,0.25); background: rgba(255,100,100,0.04); }
.arch-layer-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.arch-boxes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.arch-box {
  padding: 6px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--text-primary);
  white-space: nowrap;
}
.arch-box.wide { flex: 1; text-align: center; }
.arch-box.ext { border-color: rgba(255,100,100,0.3); }
.arch-arrow-down {
  font-size: 1.4rem;
  color: var(--text-muted);
  padding: 4px 0;
}
.arch-row-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  width: 100%;
}
.arch-split-left, .arch-split-right {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ── LEDGER FLOW ── */
.ledger-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.lf-step { text-align: center; }
.lf-box {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.82rem;
  color: var(--text-primary);
  text-align: center;
  line-height: 1.4;
}
.lf-box small { font-size: 0.7rem; color: var(--text-muted); }
.lf-box.user { background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.3); }
.lf-box.service { background: rgba(0,255,135,0.07); border: 1px solid rgba(0,255,135,0.2); }
.lf-box.data { background: rgba(240,165,0,0.07); border: 1px solid rgba(240,165,0,0.2); }
.lf-box.acc { background: rgba(255,255,255,0.04); border: 1px solid var(--border); }
.lf-arrow {
  font-size: 1.2rem;
  color: var(--text-muted);
  padding: 4px 0;
}
.lf-split {
  display: flex;
  gap: 32px;
  justify-content: center;
  width: 100%;
}
.lf-branch {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lf-accounts {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 16px;
}
.lf-principle {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  width: 100%;
  text-align: center;
}

/* ── MILESTONE TIMELINE ── */
.milestone-timeline {
  position: relative;
  padding-left: 24px;
}
.milestone-timeline::before {
  content: '';
  position: absolute;
  left: 7px; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent-green), transparent);
}
.ms-item {
  position: relative;
  margin-bottom: 20px;
  padding-left: 20px;
}
.ms-dot {
  position: absolute;
  left: -21px; top: 12px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent-green);
  border: 2px solid var(--bg-card);
  box-shadow: 0 0 8px rgba(0,255,135,0.4);
}
.ms-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}
.ms-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}
.ms-price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent-green);
}
.ms-weeks {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-left: auto;
}
.ms-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ── STACK COMPARE ── */
.stack-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
}
.sc-col { display: flex; flex-direction: column; gap: 10px; }
.sc-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}
.sc-icon { font-size: 1.2rem; }
.sc-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}
.sc-items { display: flex; flex-direction: column; gap: 8px; }
.sc-item {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.82rem;
}
.sc-item.bad {
  background: rgba(255,80,80,0.06);
  border: 1px solid rgba(255,80,80,0.2);
  color: #ff8080;
}
.sc-item.good {
  background: rgba(0,255,135,0.06);
  border: 1px solid rgba(0,255,135,0.2);
  color: var(--accent-green);
}
.sc-verdict {
  padding: 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-align: center;
  margin-top: 4px;
}
.bad-verdict { background: rgba(255,80,80,0.08); color: #ff8080; }
.good-verdict { background: rgba(0,255,135,0.08); color: var(--accent-green); }
.sc-arrow {
  font-size: 2rem;
  color: var(--text-muted);
  font-weight: bold;
}

/* ── AUDIT POINTS ── */
.audit-points { display: flex; flex-direction: column; gap: 16px; }
.ap-item {
  display: flex;
  gap: 20px;
  padding: 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.ap-item:hover { border-color: rgba(0,255,135,0.2); }
.ap-num {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent-green);
  opacity: 0.3;
  flex-shrink: 0;
}
.ap-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.ap-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ── TRELLO BOARD ── */
.trello-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  min-width: 700px;
}
.trello-col {
  background: rgba(255,255,255,0.02);
  border-radius: 10px;
  padding: 12px;
}
.trello-col-header {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 8px 10px;
  border-radius: 6px;
  margin-bottom: 10px;
  font-weight: 600;
}
.week1 { background: rgba(0,212,255,0.1); color: var(--accent-cyan); }
.week2 { background: rgba(240,165,0,0.1); color: var(--accent-gold); }
.week3 { background: rgba(0,255,135,0.1); color: var(--accent-green); }
.week4 { background: rgba(200,100,255,0.1); color: #c864ff; }
.trello-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
  margin-bottom: 8px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.trello-card p { margin-top: 6px; line-height: 1.4; }
.tc-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 0.6rem;
  font-family: var(--font-mono);
  margin-right: 4px;
  margin-bottom: 2px;
}
.tc-tag.pm { background: rgba(0,212,255,0.15); color: var(--accent-cyan); }
.tc-tag.doc { background: rgba(240,165,0,0.15); color: var(--accent-gold); }
.tc-tag.research { background: rgba(200,100,255,0.15); color: #c864ff; }
.tc-tag.planning { background: rgba(0,255,135,0.15); color: var(--accent-green); }
.tc-tag.volunteer { background: rgba(100,180,255,0.15); color: #64b4ff; }
.tc-tag.comms { background: rgba(255,140,80,0.15); color: #ff8c50; }
.tc-tag.risk { background: rgba(255,80,80,0.15); color: #ff5050; }

/* ── SPRINT GRID ── */
.sprint-grid {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 4px;
}
.sprint-item {
  flex: 1;
  min-width: 140px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 16px;
  text-align: center;
}
.sprint-week {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-green);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.sprint-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.sprint-deliverable {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.5;
}
.sprint-arrow {
  font-size: 1.4rem;
  color: var(--text-muted);
  padding: 0 8px;
  flex-shrink: 0;
}

/* ── LOR CARD ── */
.lor-card { margin-bottom: 36px; cursor: default; }
.lor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 8px;
}
.lor-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-gold);
  letter-spacing: 0.06em;
}
.lor-org {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}
.lor-quote {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 16px;
}
.lor-sig {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-green);
}

/* ── PROJECT CHARTER ── */
.charter-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.charter-header {
  background: rgba(0,255,135,0.05);
  border-bottom: 1px solid var(--border);
  padding: 16px 20px;
}
.charter-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}
.charter-project {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}
.charter-pm {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-green);
}
.charter-dates {
  display: flex;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}
.charter-body { padding: 20px; }
.charter-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
.charter-col-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-green);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}
.charter-col p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.charter-budget { display: flex; flex-direction: column; gap: 6px; }
.cb-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-secondary);
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}
.cb-row.total {
  color: var(--accent-green);
  font-family: var(--font-display);
  font-weight: 700;
  border-bottom: none;
  padding-top: 8px;
}
.charter-milestones { margin-top: 8px; }
.cm-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.cm-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.cm-date {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--accent-green);
  letter-spacing: 0.04em;
}
.cm-item span:last-child {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ── RESULTS GRID ── */
.results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.result-item {
  padding: 20px;
  background: rgba(0,255,135,0.04);
  border: 1px solid rgba(0,255,135,0.1);
  border-radius: var(--radius);
  text-align: center;
}
.ri-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 6px;
}
.ri-number.green { color: var(--accent-green); }
.ri-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ── SIDEBAR CARDS ── */
.cs-sidebar { display: flex; flex-direction: column; gap: 20px; }
.cs-detail-card, .cs-tech-card, .cs-impact-card { cursor: default; }
.cdc-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.cdc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  font-size: 0.82rem;
}
.cdc-row span:first-child { color: var(--text-muted); }
.cdc-row span:last-child { color: var(--text-secondary); font-weight: 500; }
.cdc-row span.green { color: var(--accent-green); }
.tech-list { display: flex; flex-wrap: wrap; gap: 8px; }
.impact-items { display: flex; flex-direction: column; gap: 14px; }
.impact-item { display: flex; align-items: flex-start; gap: 12px; }
.ii-icon { font-size: 1.1rem; flex-shrink: 0; }
.ii-text { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.5; }

/* ── CTA ── */
.cta-inner {
  background: linear-gradient(135deg, #0d1823 0%, #081218 50%, #0d2218 100%);
  border: 1px solid rgba(0,255,135,0.12);
  border-radius: 24px;
  padding: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}
.cta-sub { font-size: 0.95rem; color: var(--text-secondary); }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .cs-grid { grid-template-columns: 1fr; }
  .cs-sidebar { flex-direction: row; flex-wrap: wrap; }
  .cs-detail-card, .cs-tech-card, .cs-impact-card { flex: 1; min-width: 220px; }
  .stack-compare { grid-template-columns: 1fr; }
  .sc-arrow { display: none; }
  .charter-row { grid-template-columns: 1fr; }
  .cm-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .cs-header { flex-direction: column; }
  .cs-number { font-size: 3rem; }
  .results-grid { grid-template-columns: 1fr; }
  .trello-board { grid-template-columns: repeat(2, 1fr); min-width: auto; }
  .sprint-grid { flex-direction: column; }
  .sprint-arrow { transform: rotate(90deg); }
  .cta-inner { padding: 40px 24px; flex-direction: column; }
}