/* ===========================
   Bento Grid Layout
   =========================== */

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto;
  grid-template-areas:
    "about about skills  edu"
    "about about skills  exp"
    "p1    p2    p3      contact"
    "all   all   all     contact";
  gap: var(--space-3);
  padding: var(--space-3);
  max-width: 1440px;
  margin: 0 auto;
  min-height: calc(100vh - var(--navbar-height));
}

/* Area assignments */
.card-about   { grid-area: about; }
.card-skills  { grid-area: skills; }
.card-exp     { grid-area: exp; }
.card-edu     { grid-area: edu; }
.card-p1      { grid-area: p1; }
.card-p2      { grid-area: p2; }
.card-p3      { grid-area: p3; }
.card-all     { grid-area: all; }
.card-contact { grid-area: contact; }

/* ===========================
   Bento Card Base
   =========================== */

.bento-card {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  position: relative;
  padding: var(--space-5);
  cursor: default;
  /* Entrance animation — starts invisible, bento.js adds .visible */
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease,
              box-shadow 0.3s ease;
}

.bento-card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Cards with expand behaviour get a pointer + hover lift */
.bento-card[data-expandable] {
  cursor: pointer;
}

.bento-card[data-expandable]:hover {
  transform: translateY(-3px);
  box-shadow: var(--glow-primary);
}

/* Expand hint badge */
.bento-card[data-expandable]::after {
  content: '↗';
  position: absolute;
  top: var(--space-3);
  right: var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-muted);
  transition: color var(--transition-fast), transform var(--transition-fast);
  line-height: 1;
}

.bento-card[data-expandable]:hover::after {
  color: var(--primary-accent);
  transform: translate(2px, -2px);
}

/* ===========================
   About Card (featured 2×2)
   =========================== */

.card-about {
  display: flex;
  flex-direction: row;
  gap: var(--space-6);
  align-items: stretch;
  cursor: pointer;
}

/* Canvas background — same particles as hero */
.card-about canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* Lift all direct content above canvas */
.card-about .about-photo-wrap,
.card-about .about-body {
  position: relative;
  z-index: 1;
}

/* ── Photo column ── */
.about-photo-wrap {
  position: relative;
  width: 180px;
  flex-shrink: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
}

.about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.about-photo.is-casual {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(0.97);
}

.about-photo-wrap.flipped .about-photo.is-active {
  opacity: 0;
  transform: scale(0.97);
}

.about-photo-wrap.flipped .about-photo.is-casual {
  opacity: 1;
  transform: scale(1);
  border-color: var(--secondary-accent);
}

.about-photo-hint {
  position: absolute;
  bottom: var(--space-2);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(7, 11, 20, 0.8);
  color: var(--text-muted);
  font-size: var(--text-xs);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
  white-space: nowrap;
}

.about-photo-wrap:hover .about-photo-hint { opacity: 1; }

/* ── Content column ── */
.about-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
  min-width: 0;
}

.about-eyebrow {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--secondary-accent);
  margin: 0;
}

.about-name {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: var(--space-1) 0 0;
  line-height: 1.15;
}

.about-bio {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
}

/* Social links row */
.about-social {
  display: flex;
  gap: var(--space-2);
}

.about-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  background: var(--accent-bg-subtle);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.about-social a:hover {
  background: var(--primary-accent);
  border-color: var(--primary-accent);
  color: white;
}

/* Stats strip */
.about-stats {
  display: flex;
  gap: var(--space-5);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--primary-accent);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Responsive: stack vertically on mobile */
@media (max-width: 600px) {
  .card-about {
    flex-direction: column;
  }

  .about-photo-wrap {
    width: 100%;
    height: 240px;
  }
}

/* ===========================
   Skills Card — Tag Cloud
   =========================== */

.card-skills {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.card-skills .card-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.skills-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-content: flex-start;
}

.skill-tag {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.skill-tag.ai     { background: rgba(124, 58, 237, 0.15); color: #a78bfa; border: 1px solid rgba(124, 58, 237, 0.25); }
.skill-tag.code   { background: rgba(245, 158, 11, 0.12);  color: #fcd34d; border: 1px solid rgba(245, 158, 11, 0.25); }
.skill-tag.cloud  { background: rgba(16, 185, 129, 0.12); color: #6ee7b7; border: 1px solid rgba(16, 185, 129, 0.25); }
.skill-tag.soft   { background: rgba(244, 114, 182, 0.12); color: #fda4af; border: 1px solid rgba(244, 114, 182, 0.25); }

.skill-tag:hover {
  transform: scale(1.05);
  box-shadow: var(--glow-subtle);
}

/* ===========================
   Experience Card
   =========================== */

.card-exp {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.card-exp .exp-current {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.exp-role {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.exp-company {
  font-size: var(--text-sm);
  color: var(--secondary-accent);
  margin: 0;
}

.exp-tenure {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin: 0;
}

.exp-achievement {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: var(--space-2);
  padding-left: var(--space-3);
  border-left: 2px solid var(--primary-accent);
}

/* ===========================
   Education Card
   =========================== */

.card-edu {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.edu-entry {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.edu-entry:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.edu-degree {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.edu-institution {
  font-size: var(--text-xs);
  color: var(--secondary-accent);
  margin: 0;
}

.edu-institution i {
  width: 12px;
  text-align: center;
  margin-right: 2px;
  opacity: 0.7;
}

.edu-meta {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin: 0;
}

/* ===========================
   Project Cards
   =========================== */

.card-project {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: relative;
}

/* Image background variant (personal projects with assets) */
.card-project.has-image {
  background-size: cover;
  background-position: center;
}

.card-project.has-image > * {
  position: relative;
  z-index: 1;
}

/* NDA badge */
.nda-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px var(--space-2);
  background: rgba(124, 58, 237, 0.18);
  border: 1px solid rgba(124, 58, 237, 0.35);
  border-radius: var(--radius-full);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #a78bfa;
  text-transform: uppercase;
  width: fit-content;
}

/* Gradient background for NDA/no-image cards */
.card-project:not(.has-image) {
  background: linear-gradient(
    135deg,
    rgba(124, 58, 237, 0.08) 0%,
    rgba(6, 182, 212, 0.05) 100%
  );
}

.project-card-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.project-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.3;
}

.project-card-desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-card-metric {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--secondary-accent);
  margin-top: auto;
}

.project-card-metric::before {
  content: '↑';
  font-size: 0.7rem;
}

.project-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-top: var(--space-1);
}

.project-card-tags .tech-tag {
  padding: 2px var(--space-2);
  background: var(--accent-bg-subtle);
  border: 1px solid rgba(124, 58, 237, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.65rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ===========================
   Tools Grid (Skills card)
   =========================== */

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(52px, 1fr));
  gap: var(--space-3) var(--space-2);
}

.tool-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--space-2) var(--space-1);
  border-radius: var(--radius-lg);
  transition: background var(--transition-fast);
}

.tool-item:hover {
  background: var(--accent-bg-subtle);
}

.tool-item:hover .tool-icon {
  opacity: 1;
  transform: scale(1.15);
}

.tool-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
  opacity: 0.85;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.tool-name {
  font-size: 0.6rem;
  color: var(--text-muted);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 52px;
}

/* Placeholder logos (local files) get a filter to fit dark theme */
.tool-icon-placeholder {
  filter: brightness(0) invert(1);
  opacity: 0.75;
}

[data-theme="light"] .tool-icon-placeholder {
  filter: none;
}

/* ===========================
   Project Card Meta Chips
   =========================== */

.project-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-1);
}

.project-meta-chip {
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 2px var(--space-2);
  background: var(--accent-bg-subtle);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--text-muted);
  white-space: nowrap;
}

/* "All Projects" card */
.card-all {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
}

.card-all .all-projects-text h3 {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--text-primary);
  margin: 0 0 var(--space-1);
}

.card-all .all-projects-text p {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin: 0;
}

.card-all .all-projects-arrow {
  font-size: var(--text-3xl);
  color: var(--primary-accent);
  line-height: 1;
  transition: transform var(--transition-normal);
}

.card-all:hover .all-projects-arrow {
  transform: translate(4px, -4px);
}

/* ===========================
   Contact Card
   =========================== */

.card-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-card-heading {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--text-primary);
  margin: 0;
}

.contact-card-sub {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.contact-card-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: auto;
}

.contact-card-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--accent-bg-subtle);
  border: 1px solid transparent;
}

.contact-card-link:hover {
  color: var(--primary-accent);
  border-color: var(--glass-border);
}

.contact-card-link i {
  width: 16px;
  text-align: center;
  color: var(--primary-accent);
}

.contact-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--primary-accent);
  color: var(--text-primary);
  border-radius: var(--radius-lg);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-sm);
  text-decoration: none;
  transition: all var(--transition-normal);
  border: none;
  cursor: pointer;
}

.contact-cta:hover {
  background: var(--secondary-accent);
  box-shadow: var(--glow-secondary);
  color: var(--primary-bg);
}

/* ===========================
   Card Labels (shared)
   =========================== */

.card-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

/* ===========================
   Bento Expand Overlay
   =========================== */

.bento-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 11, 20, 0.8);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.bento-overlay[hidden] {
  display: none;
}

.bento-modal {
  position: relative;
  width: 100%;
  max-width: 860px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--secondary-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--glow-primary), var(--shadow-xl);
  padding: var(--space-8) var(--space-8) var(--space-6);
  scrollbar-width: thin;
  scrollbar-color: var(--primary-accent) var(--card-bg);
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 1px solid var(--glass-border);
  background: var(--accent-bg-subtle);
  color: var(--text-secondary);
  font-size: var(--text-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  line-height: 1;
}

.modal-close:hover {
  background: var(--primary-accent);
  color: white;
  border-color: var(--primary-accent);
}

.modal-body {
  /* Expanded section content renders here */
}

/* ===========================
   Tablet Layout (≤1024px)
   =========================== */

@media (max-width: 1024px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-areas:
      "about   about"
      "skills  edu"
      "exp     p1"
      "p2      p3"
      "all     all"
      "contact contact";
  }

  .card-about {
    min-height: 220px;
  }
}

/* ===========================
   Mobile Layout (≤600px)
   =========================== */

@media (max-width: 600px) {
  .bento-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "about"
      "skills"
      "edu"
      "exp"
      "p1"
      "p2"
      "p3"
      "all"
      "contact";
    padding: var(--space-2);
    gap: var(--space-2);
  }


  .bento-modal {
    max-height: 95vh;
    padding: var(--space-6) var(--space-4) var(--space-4);
  }

  .card-all {
    padding: var(--space-4);
  }

  .card-all .all-projects-arrow {
    display: none;
  }
}