/* ============================================ */
/* BLUEPRINT — Monday Theme                    */
/* Engineering schematic / dark navy / cyan     */
/* ============================================ */

[data-theme="blueprint"] {
  --bp-bg: #0a1628;
  --bp-bg-light: #0f1f3d;
  --bp-grid: #152a4a;
  --bp-grid-accent: #1e3a5f;
  --bp-line: #4a9eff;
  --bp-line-dim: #2a6ab5;
  --bp-text: #c8ddf5;
  --bp-text-bright: #ffffff;
  --bp-accent: #00e5ff;
  --bp-accent-warm: #ff6b35;
  --bp-annotation: #7eb8ff;
  --bp-success: #00ff88;

  --section-bg: rgba(10, 22, 40, 0.45);

  --font-heading: 'Share Tech Mono', 'Courier New', monospace;
  --font-body: 'IBM Plex Mono', 'Consolas', monospace;
  --font-annotation: 'Share Tech Mono', 'Courier New', monospace;
}

[data-theme="blueprint"] html,
[data-theme="blueprint"] {
  scrollbar-color: var(--bp-line-dim) var(--bp-bg);
}

[data-theme="blueprint"] body {
  font-family: var(--font-body);
  background: var(--bp-bg);
  color: var(--bp-text);
}

[data-theme="blueprint"] ::-webkit-scrollbar { width: 6px; }
[data-theme="blueprint"] ::-webkit-scrollbar-track { background: var(--bp-bg); }
[data-theme="blueprint"] ::-webkit-scrollbar-thumb { background: var(--bp-line-dim); border-radius: 3px; }

[data-theme="blueprint"] ::selection {
  background: var(--bp-accent);
  color: var(--bp-bg);
}

[data-theme="blueprint"] a { color: var(--bp-accent); }
[data-theme="blueprint"] a:hover { color: var(--bp-text-bright); }

/* Navigation */
[data-theme="blueprint"] .site-nav {
  background: rgba(10, 22, 40, 0.85);
  border-bottom: 1px solid var(--bp-grid);
}

[data-theme="blueprint"] .nav-label {
  font-family: var(--font-annotation);
  font-size: 10px;
  color: var(--bp-annotation);
  letter-spacing: 0.15em;
}

[data-theme="blueprint"] .nav-link {
  font-family: var(--font-annotation);
  font-size: 10px;
  color: var(--bp-line-dim);
  letter-spacing: 0.1em;
  padding: 6px 12px;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}

[data-theme="blueprint"] .nav-link:hover {
  color: var(--bp-accent);
  border-color: var(--bp-line-dim);
}

[data-theme="blueprint"] .nav-link.active {
  color: var(--bp-accent);
  border-color: var(--bp-accent);
  background: rgba(0, 229, 255, 0.05);
}

/* Hero */
[data-theme="blueprint"] .hero-contact-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-annotation);
  font-size: 10px;
  color: var(--bp-annotation);
  letter-spacing: 0.1em;
  padding: 4px 8px;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

[data-theme="blueprint"] .hero-contact-item:hover {
  color: var(--bp-accent);
  border-color: var(--bp-line-dim);
}

[data-theme="blueprint"] .hero-contact-item svg { opacity: 0.7; }
[data-theme="blueprint"] .hero-contact-item:hover svg { opacity: 1; }

[data-theme="blueprint"] .hero-name {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 4rem);
  color: var(--bp-text-bright);
  letter-spacing: 0.25em;
  line-height: 1.1;
}

[data-theme="blueprint"] .hero-name-underline {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--bp-line), transparent);
  margin-top: 12px;
}

[data-theme="blueprint"] .hero-title {
  font-family: var(--font-annotation);
  font-size: clamp(0.7rem, 2vw, 1rem);
  color: var(--bp-annotation);
  letter-spacing: 0.3em;
  margin-bottom: 40px;
}

[data-theme="blueprint"] .metric {
  opacity: 0;
  transform: translateY(15px);
}

[data-theme="blueprint"] .metric-value {
  font-family: var(--font-heading);
  font-size: 24px;
  color: var(--bp-accent);
  display: block;
}

[data-theme="blueprint"] .metric-unit {
  font-family: var(--font-annotation);
  font-size: 10px;
  color: var(--bp-annotation);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

[data-theme="blueprint"] .scroll-indicator span {
  font-family: var(--font-annotation);
  font-size: 10px;
  color: var(--bp-annotation);
  letter-spacing: 0.2em;
}

[data-theme="blueprint"] .scroll-chevron {
  width: 16px;
  height: 16px;
  border-right: 1px solid var(--bp-annotation);
  border-bottom: 1px solid var(--bp-annotation);
  transform: rotate(45deg);
  animation: bp-scroll-bounce 2s ease-in-out infinite;
}

@keyframes bp-scroll-bounce {
  0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 1; }
  50% { transform: rotate(45deg) translate(4px, 4px); opacity: 0.5; }
}

/* Hero animations */
[data-theme="blueprint"] .hero-name { opacity: 0; transform: translateY(20px); }
[data-theme="blueprint"] .hero-name.animate-in { animation: bp-fadeSlideUp 0.8s ease-out forwards; }
[data-theme="blueprint"] .hero-name-underline { transform: scaleX(0); }
[data-theme="blueprint"] .hero-name-underline.animate-in { animation: bp-drawLine 0.6s ease-out 0.5s forwards; }
[data-theme="blueprint"] .hero-title { opacity: 0; }
[data-theme="blueprint"] .hero-title.animate-in { animation: bp-fadeIn 0.6s ease-out 0.8s forwards; }
[data-theme="blueprint"] .hero-contact-bar { opacity: 0; }
[data-theme="blueprint"] .hero-contact-bar.animate-in { animation: bp-fadeIn 0.5s ease-out 1.2s forwards; }
[data-theme="blueprint"] .scroll-indicator { opacity: 0; }
[data-theme="blueprint"] .scroll-indicator.animate-in { animation: bp-fadeIn 0.5s ease-out 1.4s forwards; }

@keyframes bp-fadeSlideUp { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@keyframes bp-fadeIn { from { opacity:0; } to { opacity:1; } }
@keyframes bp-drawLine { from { transform:scaleX(0); } to { transform:scaleX(1); } }

/* Sections */
[data-theme="blueprint"] .section-label {
  font-family: var(--font-annotation);
  font-size: 12px;
  color: var(--bp-annotation);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 8px;
}

[data-theme="blueprint"] .section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--bp-text-bright);
  letter-spacing: 0.15em;
  margin-bottom: 48px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--bp-line-dim);
}

/* Cards */
[data-theme="blueprint"] .card {
  border: 1px solid var(--bp-line-dim);
  background: var(--bp-bg-light);
  position: relative;
  padding: 24px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

[data-theme="blueprint"] .card::before,
[data-theme="blueprint"] .card::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--bp-accent);
  border-style: solid;
}

[data-theme="blueprint"] .card::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
[data-theme="blueprint"] .card::after { top: -1px; right: -1px; border-width: 2px 2px 0 0; }

[data-theme="blueprint"] .card:hover {
  border-color: var(--bp-line);
  box-shadow: 0 0 20px rgba(74, 158, 255, 0.1);
}

[data-theme="blueprint"] .card.highlight {
  border-color: var(--bp-accent) !important;
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.2) !important;
}

/* Card labels */
[data-theme="blueprint"] .card-label {
  position: absolute;
  top: -10px;
  left: 16px;
  background: var(--bp-bg);
  padding: 0 8px;
  font-family: var(--font-annotation);
  font-size: 11px;
  color: var(--bp-annotation);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  z-index: 2;
}

[data-theme="blueprint"] .card-label::before { content: '[ '; }
[data-theme="blueprint"] .card-label::after { content: ' ]'; }
[data-theme="blueprint"] .card-label[data-stage]::before { content: 'STAGE ' attr(data-stage) ' // '; }
[data-theme="blueprint"] .card-label[data-stage]::after { content: ''; }
[data-theme="blueprint"] .card-label[data-num]::before { content: '#' attr(data-num) ' '; }
[data-theme="blueprint"] .card-label[data-num]::after { content: ''; }
[data-theme="blueprint"] .card-label[data-ver]::before { content: attr(data-ver) ' // '; }
[data-theme="blueprint"] .card-label[data-ver]::after { content: ''; }
[data-theme="blueprint"] .card-label[data-type="certs"]::before { content: 'CERTS // '; }
[data-theme="blueprint"] .card-label[data-type="certs"]::after { content: ''; }
[data-theme="blueprint"] .card-label[data-type="contact"]::before { content: 'TERMINAL // '; }
[data-theme="blueprint"] .card-label[data-type="contact"]::after { content: ''; }

/* Timeline card details */
[data-theme="blueprint"] .card-date {
  font-family: var(--font-annotation);
  font-size: 11px;
  color: var(--bp-annotation);
  letter-spacing: 0.1em;
  margin-top: 8px;
  margin-bottom: 12px;
}

[data-theme="blueprint"] .card-title {
  font-family: var(--font-heading);
  font-size: 16px;
  color: var(--bp-text-bright);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

[data-theme="blueprint"] .card-subtitle {
  font-size: 12px;
  color: var(--bp-line);
  margin-bottom: 16px;
}

[data-theme="blueprint"] .card-bullets {
  margin-bottom: 8px;
}

[data-theme="blueprint"] .card-bullets li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 8px;
  color: var(--bp-text);
}

[data-theme="blueprint"] .card-bullets li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: var(--bp-line-dim);
  font-family: var(--font-heading);
}

/* Overview */
[data-theme="blueprint"] .overview-summary {
  font-size: 14px;
  line-height: 1.8;
  color: var(--bp-text);
}

[data-theme="blueprint"] .satellite {
  border: 1px solid var(--bp-grid-accent);
  padding: 20px 16px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: default;
  position: relative;
  overflow: hidden;
}

[data-theme="blueprint"] .satellite::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--bp-line-dim);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

[data-theme="blueprint"] .satellite:hover { border-color: var(--bp-line); background: rgba(15, 31, 61, 0.8); }
[data-theme="blueprint"] .satellite:hover::before { transform: scaleX(1); background: var(--bp-accent); }

[data-theme="blueprint"] .satellite-icon { color: var(--bp-line); margin-bottom: 8px; transition: color 0.3s ease; }
[data-theme="blueprint"] .satellite:hover .satellite-icon { color: var(--bp-accent); }

[data-theme="blueprint"] .satellite-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 12px;
  color: var(--bp-text-bright);
  letter-spacing: 0.15em;
  margin-bottom: 4px;
}

[data-theme="blueprint"] .satellite-desc {
  display: block;
  font-size: 11px;
  color: var(--bp-line-dim);
  line-height: 1.4;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  opacity: 0;
}

[data-theme="blueprint"] .satellite:hover .satellite-desc { max-height: 60px; opacity: 1; margin-top: 8px; }

/* Timeline */
[data-theme="blueprint"] .timeline-line {
  position: absolute;
  left: 50%; top: 0; bottom: 0;
  width: 1px;
  background: repeating-linear-gradient(to bottom, var(--bp-line-dim) 0, var(--bp-line-dim) 8px, transparent 8px, transparent 16px);
  transform: translateX(-50%);
}

[data-theme="blueprint"] .timeline-item::before {
  content: '';
  position: absolute;
  top: 30px;
  width: 40px;
  height: 1px;
  background: var(--bp-line-dim);
}

[data-theme="blueprint"] .timeline-right::before { left: 0; }
[data-theme="blueprint"] .timeline-left::before { right: 0; }

[data-theme="blueprint"] .timeline-item::after {
  content: '';
  position: absolute;
  top: 26px;
  width: 9px;
  height: 9px;
  border: 2px solid var(--bp-line);
  background: var(--bp-bg);
  border-radius: 50%;
}

[data-theme="blueprint"] .timeline-right::after { left: -5px; }
[data-theme="blueprint"] .timeline-left::after { right: -5px; }

/* Status LED */
[data-theme="blueprint"] .status-led {
  position: absolute;
  top: 24px; right: 24px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--bp-line-dim);
}

[data-theme="blueprint"] .status-led--active {
  background: var(--bp-success);
  box-shadow: 0 0 8px var(--bp-success), 0 0 16px rgba(0, 255, 136, 0.3);
  animation: bp-pulse-led 2s ease-in-out infinite;
}

@keyframes bp-pulse-led {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* Tech pills */
[data-theme="blueprint"] .tech-pill {
  font-family: var(--font-annotation);
  font-size: 10px;
  color: var(--bp-line);
  border: 1px solid var(--bp-line-dim);
  padding: 3px 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all 0.2s ease;
}

[data-theme="blueprint"] .tech-pill:hover {
  border-color: var(--bp-accent);
  color: var(--bp-accent);
}

/* Achievements */
[data-theme="blueprint"] .achievement-card { padding: 28px 24px; }
[data-theme="blueprint"] .achievement-card:hover { border-color: var(--bp-accent); box-shadow: 0 0 30px rgba(0, 229, 255, 0.15); }
[data-theme="blueprint"] .achievement-icon { color: var(--bp-line); margin-top: 16px; margin-bottom: 20px; transition: color 0.3s ease; }
[data-theme="blueprint"] .achievement-card:hover .achievement-icon { color: var(--bp-accent); }

/* Spec rows */
[data-theme="blueprint"] .spec-row { border-bottom: 1px solid rgba(74, 158, 255, 0.1); }
[data-theme="blueprint"] .spec-row:last-child { border-bottom: none; }
[data-theme="blueprint"] .spec-key {
  font-family: var(--font-annotation);
  font-size: 11px;
  color: var(--bp-annotation);
  letter-spacing: 0.1em;
  min-width: 70px;
  flex-shrink: 0;
}

[data-theme="blueprint"] .spec-val { color: var(--bp-text); }

/* Skills */
[data-theme="blueprint"] .skill-cat-label {
  font-family: var(--font-annotation);
  font-size: 10px;
  color: var(--bp-annotation);
  letter-spacing: 0.15em;
  min-width: 200px;
  padding-top: 8px;
  flex-shrink: 0;
}

[data-theme="blueprint"] .skill-pill {
  font-family: var(--font-annotation);
  font-size: 11px;
  color: var(--bp-line);
  border: 1px solid var(--bp-line-dim);
  padding: 6px 14px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all 0.2s ease;
}

[data-theme="blueprint"] .skill-pill:hover {
  border-color: var(--bp-accent);
  color: var(--bp-accent);
  background: rgba(0, 229, 255, 0.08);
  transform: scale(1.05);
}

[data-theme="blueprint"] .skill-pill.active {
  border-color: var(--bp-accent-warm);
  color: var(--bp-accent-warm);
  background: rgba(255, 107, 53, 0.1);
}

/* Education */
[data-theme="blueprint"] .certs-list { margin-top: 16px; }
[data-theme="blueprint"] .certs-list li {
  position: relative;
  padding-left: 20px;
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 6px;
  color: var(--bp-text);
}
[data-theme="blueprint"] .certs-list li::before {
  content: '//';
  position: absolute;
  left: 0;
  color: var(--bp-line-dim);
  font-family: var(--font-heading);
  font-size: 11px;
}

/* Contact */
[data-theme="blueprint"] .channel-line {
  display: flex;
  gap: 8px;
  padding: 6px 8px;
  font-size: 12px;
  color: var(--bp-text);
  transition: all 0.2s ease;
}

[data-theme="blueprint"] .channel-line:hover {
  background: rgba(0, 229, 255, 0.05);
  color: var(--bp-accent);
}

[data-theme="blueprint"] .channel-type {
  color: var(--bp-annotation);
  min-width: 70px;
  font-size: 11px;
  letter-spacing: 0.1em;
}

/* Download button */
[data-theme="blueprint"] .download-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 12px;
  color: var(--bp-accent);
  letter-spacing: 0.15em;
  padding: 14px 28px;
  border: 1px dashed var(--bp-accent);
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
}

[data-theme="blueprint"] .download-btn:hover {
  background: rgba(0, 229, 255, 0.1);
  border-style: solid;
  color: var(--bp-text-bright);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.15);
}

/* Footer */
[data-theme="blueprint"] .site-footer {
  border-top: 1px solid var(--bp-grid);
  font-family: var(--font-annotation);
  font-size: 10px;
  color: var(--bp-line-dim);
  letter-spacing: 0.15em;
}

[data-theme="blueprint"] .footer-sep { color: var(--bp-grid-accent); }

/* Responsive */
@media (max-width: 767px) {
  [data-theme="blueprint"] .hero-contact-item span { display: none; }
  [data-theme="blueprint"] .hero-name { letter-spacing: 0.1em; }
  [data-theme="blueprint"] .nav-link { font-size: 9px; padding: 4px 8px; }
  [data-theme="blueprint"] .timeline-line { left: 20px; }
  [data-theme="blueprint"] .timeline-item::before { left: 20px; width: 30px; }
  [data-theme="blueprint"] .timeline-item::after { left: 16px; right: auto; }
  [data-theme="blueprint"] .skill-cat-label { min-width: auto; }
  [data-theme="blueprint"] .skill-pill { font-size: 10px; padding: 5px 10px; }
}

@media (max-width: 479px) {
  [data-theme="blueprint"] .hero-name { font-size: 1.6rem; letter-spacing: 0.08em; }
  [data-theme="blueprint"] .hero-title { font-size: 0.65rem; letter-spacing: 0.15em; }
}