/* =============================================
   CPAR PORTFOLIO — Premium Enhancements
   Worth 100/100 ✨
   ============================================= */

/* === PRELOADER === */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-inner {
  text-align: center;
  animation: preloaderEntrance 0.6s ease forwards;
}

@keyframes preloaderEntrance {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.preloader-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  background: linear-gradient(135deg, var(--accent), var(--accent-red));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: preloaderPulse 2s ease infinite;
  color: #fff;
  box-shadow: 0 8px 32px var(--accent-soft);
}

@keyframes preloaderPulse {
  0%, 100% { transform: scale(1) rotate(0deg); box-shadow: 0 8px 32px var(--accent-soft); }
  50% { transform: scale(1.08) rotate(2deg); box-shadow: 0 12px 48px var(--accent-glow); }
}

.preloader-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.preloader-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: var(--space-xl);
  letter-spacing: 0.5px;
}

.preloader-bar {
  width: 180px;
  height: 3px;
  background: var(--border);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 0 auto;
}

.preloader-bar-fill {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-red));
  border-radius: var(--radius-full);
  animation: preloaderFill 2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes preloaderFill {
  0% { width: 0%; }
  30% { width: 45%; }
  60% { width: 72%; }
  90% { width: 92%; }
  100% { width: 100%; }
}


/* === SCROLL PROGRESS BAR === */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-red), var(--accent));
  background-size: 200% 100%;
  animation: progressShimmer 3s linear infinite;
  z-index: 9998;
  border-radius: 0 2px 2px 0;
  box-shadow: 0 0 10px var(--accent-glow);
  transition: width 0.08s linear;
}

@keyframes progressShimmer {
  0% { background-position: 0% 0%; }
  100% { background-position: 200% 0%; }
}


/* === SIDE NAVIGATION DOTS === */
.side-nav {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 45;
  display: flex;
  flex-direction: column;
  gap: 14px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.side-nav.visible {
  opacity: 1;
  visibility: visible;
}

.side-nav-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--dot-inactive);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.side-nav-dot:hover {
  background: var(--accent);
  transform: scale(1.6);
}

.side-nav-dot.active {
  background: var(--accent);
  transform: scale(1.4);
  box-shadow: 0 0 10px var(--accent-glow);
}

.side-nav-dot::before {
  content: attr(data-label);
  position: absolute;
  right: 22px;
  top: 50%;
  white-space: nowrap;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-card);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  transform: translateY(-50%) translateX(4px);
}

.side-nav-dot:hover::before {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}


/* === HAMBURGER MENU === */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
}

.hamburger:hover {
  border-color: var(--border-hover);
  background: var(--bg-tag);
}

.hamburger span {
  width: 18px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
  display: block;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-8px);
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}


/* === ACADEMIC SUBMISSION INFO === */
.academic-info {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm) var(--space-2xl);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.academic-info-item {
  text-align: center;
}

.academic-info-label {
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 2px;
  display: block;
}

.academic-info-value {
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(255,255,255,0.78);
}

.reading-time-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.45);
  margin-top: var(--space-md);
}

.reading-time-badge svg {
  width: 14px;
  height: 14px;
  stroke: rgba(255,255,255,0.35);
  fill: none;
}


/* === REGION JOURNEY QUICK NAVIGATOR === */
.region-journey {
  margin-top: var(--space-2xl);
  border-top: 1px solid var(--border);
  padding-top: var(--space-xl);
}

.region-journey-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.region-journey-label {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.journey-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.journey-node {
  padding: var(--space-md) var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  background: var(--bg-card);
  position: relative;
  overflow: hidden;
}

.journey-node::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.journey-node.luzon::after { background: radial-gradient(circle at center, rgba(193,120,23,0.08), transparent 70%); }
.journey-node.visayas::after { background: radial-gradient(circle at center, rgba(46,125,91,0.08), transparent 70%); }
.journey-node.mindanao::after { background: radial-gradient(circle at center, rgba(139,58,98,0.08), transparent 70%); }
.journey-node.any-region::after { background: radial-gradient(circle at center, rgba(74,111,165,0.08), transparent 70%); }

.journey-node:hover::after {
  opacity: 1;
}

.journey-node:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.journey-node.luzon:hover { border-color: var(--luzon-color); box-shadow: 0 8px 24px rgba(193,120,23,0.12); }
.journey-node.visayas:hover { border-color: var(--visayas-color); box-shadow: 0 8px 24px rgba(46,125,91,0.12); }
.journey-node.mindanao:hover { border-color: var(--mindanao-color); box-shadow: 0 8px 24px rgba(139,58,98,0.12); }
.journey-node.any-region:hover { border-color: var(--any-color); box-shadow: 0 8px 24px rgba(74,111,165,0.12); }

.journey-node-number {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.68rem;
  font-weight: 700;
  margin: 0 auto var(--space-xs);
  font-family: var(--font-heading);
}

.journey-node.luzon .journey-node-number { background: rgba(193,120,23,0.12); color: var(--luzon-color); }
.journey-node.visayas .journey-node-number { background: rgba(46,125,91,0.12); color: var(--visayas-color); }
.journey-node.mindanao .journey-node-number { background: rgba(139,58,98,0.12); color: var(--mindanao-color); }
.journey-node.any-region .journey-node-number { background: rgba(74,111,165,0.12); color: var(--any-color); }

.journey-node-name {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
  line-height: 1.3;
}

.journey-node-region {
  font-size: 0.62rem;
  color: var(--text-muted);
}


/* === CURSOR GLOW EFFECT === */
.cursor-glow {
  position: fixed;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.5s ease;
  will-change: left, top;
}

body:hover .cursor-glow {
  opacity: 0.1;
}


/* === SECTION BADGE ENHANCEMENT === */
.section-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.section-number.luzon { background: rgba(193,120,23,0.12); color: var(--luzon-color); }
.section-number.visayas { background: rgba(46,125,91,0.12); color: var(--visayas-color); }
.section-number.mindanao { background: rgba(139,58,98,0.12); color: var(--mindanao-color); }
.section-number.any-region { background: rgba(74,111,165,0.12); color: var(--any-color); }


/* === ENHANCED KEYWORD LINKS === */
.keyword-link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dashed var(--accent);
  transition: all var(--transition-fast) ease;
  position: relative;
}

.keyword-link:hover {
  color: var(--accent-hover);
  border-bottom-style: solid;
  border-bottom-color: var(--accent-hover);
  text-shadow: 0 0 12px var(--accent-glow);
  opacity: 1;
}


/* === RESPONSIVE OVERRIDES === */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-inner {
    position: relative;
    flex-wrap: wrap;
  }

  .nav-links {
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    padding: var(--space-md);
    flex-direction: column;
    gap: 2px;
    box-shadow: var(--shadow-lg);
    z-index: 100;
  }

  .nav-links.mobile-open {
    display: flex !important;
  }

  .nav-link {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    width: 100%;
    text-align: left;
  }

  .nav-link:hover,
  .nav-link.active {
    background: var(--accent-soft);
  }

  .side-nav {
    display: none !important;
  }

  .journey-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .academic-info {
    gap: var(--space-sm) var(--space-lg);
  }

  .cursor-glow {
    display: none !important;
  }
}

@media (max-width: 480px) {
  .journey-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xs);
  }

  .journey-node {
    padding: var(--space-sm);
  }

  .journey-node-name {
    font-size: 0.68rem;
  }

  .academic-info {
    flex-direction: column;
    gap: var(--space-sm);
  }
}


/* === PRINT STYLESHEET === */
@media print {
  .preloader,
  .scroll-progress,
  .side-nav,
  .cursor-glow,
  .chatbot,
  .back-to-top,
  .nav-bar,
  .lightbox,
  .hamburger,
  .region-journey {
    display: none !important;
  }

  .hero {
    min-height: auto !important;
    padding: 40px 20px;
    background: #1a0f00 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  .card {
    break-inside: avoid;
    box-shadow: none !important;
    border: 1px solid #ddd;
    transform: none !important;
  }

  .card::before {
    display: none;
  }

  .region-card-header {
    height: 200px;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }

  body::after {
    display: none !important;
  }

  .page-wrapper {
    max-width: 100%;
    padding: 0 20px;
    animation: none !important;
  }

  .anim-fade,
  .anim-stagger,
  .anim-stagger > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}