/* ==========================================================================
   Aman Gour — Portfolio
   Design language: network schematic + terminal noir + dossier structure
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
  /* -- palette -- */
  --bg-0: #070b10;
  --bg-1: #0b1119;
  --bg-card: #0e151f;
  --line-blueprint: rgba(79, 216, 255, 0.07);
  --line-blueprint-strong: rgba(79, 216, 255, 0.14);
  --border: #1b2733;
  --border-hover: #2c3f52;

  --cyan: #4fd8ff;
  --cyan-dim: #2a7f99;
  --green: #39ff8a;
  --green-dim: #1f8a53;
  --amber: #e8a33d;

  --text-0: #e7edf3;
  --text-1: #a9b7c6;
  --text-2: #62717f;

  /* -- type -- */
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --font-body: 'Inter', -apple-system, sans-serif;

  /* -- layout -- */
  --max: 1180px;
  --radius: 3px;
  --nav-h: 68px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  position: relative;
  font-family: var(--font-body);
  background:
    linear-gradient(var(--line-blueprint) 1px, transparent 1px) 0 0 / 42px 42px,
    linear-gradient(90deg, var(--line-blueprint) 1px, transparent 1px) 0 0 / 42px 42px,
    var(--bg-0);
  color: var(--text-1);
  line-height: 1.65;
  overflow-x: hidden;
}

a { color: var(--cyan); text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
::selection { background: var(--cyan-dim); color: var(--text-0); }

.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, .cc-flip:focus-visible, .cocurr-badge:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   Dossier structural language — case-ID eyebrows, verified stamps, dividers
   -------------------------------------------------------------------------- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 18px; height: 1px;
  background: var(--cyan-dim);
}

.section-title {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  color: var(--text-0);
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.section-sub {
  color: var(--text-2);
  font-size: 0.95rem;
  max-width: 56ch;
  margin-bottom: 42px;
}

.section { padding: 96px 0; position: relative; }
.section + .section { border-top: 1px solid var(--border); }

.stamp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  border: 1px solid var(--green-dim);
  border-radius: 999px;
  padding: 3px 10px 3px 8px;
}
.stamp::before { content: '✓'; font-weight: 700; }

/* --------------------------------------------------------------------------
   Navbar
   -------------------------------------------------------------------------- */

.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(7, 11, 16, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.brand {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-0);
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }

.nav-links { display: flex; align-items: center; gap: 18px; list-style: none; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-1);
  letter-spacing: 0.02em;
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute; left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--cyan);
  transition: width 0.2s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-0); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-links a.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--bg-0);
  background: var(--cyan);
  padding: 8px 16px;
  border-radius: var(--radius);
  font-weight: 600;
}
.nav-links a.nav-cta:hover { background: #7ae4ff; color: var(--bg-0); }

.nav-toggle { display: none; background: none; border: 1px solid var(--border); color: var(--text-0); width: 40px; height: 40px; border-radius: var(--radius); }

@media (max-width: 1080px) {
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 0.76rem; }
  .nav-links a.nav-cta { padding: 6px 12px; font-size: 0.74rem; }
}

@media (max-width: 960px) {
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(10, 18, 28, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.75);
    flex-direction: column;
    align-items: stretch;
    padding: 20px 24px;
    gap: 12px;
    max-height: calc(100vh - var(--nav-h));
    overflow-y: auto;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease;
    z-index: 100;
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links li {
    width: 100%;
  }
  .nav-links a {
    display: block;
    width: 100%;
    padding: 8px 0;
    font-size: 0.95rem;
  }
  .nav-links a.nav-cta {
    display: inline-flex;
    width: auto;
    margin-top: 6px;
    padding: 9px 18px;
    font-size: 0.85rem;
  }
  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* --------------------------------------------------------------------------
   Full-page background layer — matrix rain (scrolls with page) +
   mouse-reactive mesh network (fixed to viewport) + readability scrim
   -------------------------------------------------------------------------- */

#matrix-rain {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -3;
  opacity: 0.55;
  pointer-events: none;
}
#mesh-canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -2; }
#bg-scrim {
  position: fixed; inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 900px 600px at 50% 0%, rgba(7,11,16,0.35), transparent 60%),
    linear-gradient(rgba(7,11,16,0.55), rgba(7,11,16,0.72));
}


/* --------------------------------------------------------------------------
   Hero — photo + terminal frame, text column, hacker vibe
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  padding-top: calc(var(--nav-h) + 90px);
  padding-bottom: 90px;
  min-height: 92vh;
  display: flex;
  align-items: center;
}
.hero .container { position: relative; z-index: 1; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(260px, 380px) 1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-photo-col { max-width: 320px; margin: 0 auto; }
}

.hero-photo-frame {
  position: relative;
  border: 1.5px solid rgba(79, 216, 255, 0.42);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 40px rgba(79, 216, 255, 0.16);
  transition: border-color 0.28s ease, box-shadow 0.28s ease, transform 0.28s ease;
}
.hero-photo-frame:hover {
  border-color: var(--green);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5), 0 0 50px rgba(57, 255, 138, 0.25);
  transform: translateY(-2px);
}
.frame-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.35);
}
.frame-bar .fdot { width: 9px; height: 9px; border-radius: 50%; }
.frame-bar .fdot.red { background: #ff5f57; }
.frame-bar .fdot.amber { background: #febc2e; }
.frame-bar .fdot.green { background: #28c840; }
.frame-bar .frame-path {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-2);
  letter-spacing: 0.03em;
}

.frame-media { position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: #000; }
.frame-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 60% 38%;
  transform: rotate(8deg) scale(1.22);
  filter: grayscale(0.15) contrast(1.08) saturate(1.05) brightness(1.02);
}
.frame-media::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(79,216,255,0.08), transparent 35%, rgba(7,11,16,0.28));
  mix-blend-mode: normal;
  pointer-events: none;
}
.scan-sweep {
  position: absolute; left: 0; right: 0; height: 40%;
  background: linear-gradient(180deg, transparent, rgba(79,216,255,0.22), transparent);
  animation: scan-sweep 3.2s linear infinite;
  pointer-events: none;
}
@keyframes scan-sweep {
  0% { top: -40%; }
  100% { top: 100%; }
}
.frame-media::after {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,0.14) 0px, rgba(0,0,0,0.14) 1px, transparent 1px, transparent 3px);
  pointer-events: none;
  opacity: 0.35;
}
.frame-footer {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--green);
  letter-spacing: 0.06em;
  background: rgba(0,0,0,0.35);
}
.frame-footer .blink-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 6px var(--green); animation: blink 1.1s steps(1) infinite; }

@keyframes photo-glitch-in {
  0% { opacity: 0; clip-path: inset(0 0 100% 0); transform: translateY(6px); }
  35% { opacity: 1; clip-path: inset(0 0 40% 0); transform: translateX(-4px); }
  50% { clip-path: inset(0 0 15% 0); transform: translateX(3px); }
  70% { clip-path: inset(0 0 0 0); transform: translateX(-1px); }
  100% { clip-path: inset(0 0 0 0); transform: translateX(0); }
}
.hero-photo-frame.is-loaded .frame-media img { animation: photo-glitch-in 0.7s steps(6) both; }

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--green);
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}
.hero-eyebrow .blink { animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero h1 {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.05;
  color: var(--text-0);
  letter-spacing: -0.02em;
  max-width: 15ch;
}
.hero h1 .accent { color: var(--cyan); }
.hero-cursor { display: inline-block; width: 0.5ch; background: var(--cyan); margin-left: 2px; animation: blink 0.9s steps(1) infinite; }

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--text-1);
  margin-top: 22px;
}
.hero-lead {
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 58ch;
  margin-top: 14px;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

.btn {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 13px 24px;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border-hover);
  transition: 0.18s ease;
}
.btn-primary { background: var(--cyan); color: var(--bg-0); border-color: var(--cyan); }
.btn-primary:hover { background: #7ae4ff; box-shadow: 0 0 24px rgba(79, 216, 255, 0.25); }
.btn-ghost { color: var(--text-0); background: transparent; }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* --------------------------------------------------------------------------
   Live stats bar
   -------------------------------------------------------------------------- */

.stats-bar { padding: 44px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 24px; }
.stat {
  border: 1.5px solid rgba(79, 216, 255, 0.35);
  border-radius: var(--radius);
  padding: 20px 18px;
  background: var(--bg-card);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35), 0 0 16px rgba(79, 216, 255, 0.08);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.stat::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.45;
  transition: all 0.25s ease;
}
.stat:hover {
  border-color: var(--green);
  transform: translateY(-3px);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.5), 0 0 24px rgba(57, 255, 138, 0.25);
}
.stat:hover::after {
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 1;
}
.stat::before {
  content: attr(data-node);
  position: absolute; top: 10px; right: 12px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-2);
  letter-spacing: 0.08em;
}
.stat-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.9rem;
  color: var(--cyan);
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 4px;
}
.stat.is-loading .stat-value { color: var(--text-2); }
.stat.is-stale .stat-value::after { content: ' ⚠'; font-size: 0.9rem; color: var(--amber); }

/* --------------------------------------------------------------------------
   Cards (about, dossier) — 2-color cyber reactive system
   -------------------------------------------------------------------------- */

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 780px) { .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-card);
  border: 1.5px solid rgba(79, 216, 255, 0.4);
  border-radius: var(--radius);
  padding: 28px 26px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 18px rgba(79, 216, 255, 0.08);
  transition: border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.card > *,
.work-card > *,
.tl-trigger > *,
.all-internship-card > *,
.cocurr-badge > * {
  position: relative;
  z-index: 2;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--card-glow, var(--cyan)), transparent);
  opacity: 0.55;
  z-index: 1;
  pointer-events: none;
  transition: opacity 0.25s ease, height 0.25s ease, background 0.25s ease;
}
.card:hover {
  transform: translateY(-4px);
}
.card:hover::before {
  opacity: 1;
  height: 3px;
}

/* About Section Badges with Emojis */
.about-badge-bio {
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.25s ease, text-shadow 0.25s ease;
}
.about-card-bio:hover .about-badge-bio {
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 216, 255, 0.5);
}

.about-badge-skills {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.25s ease, text-shadow 0.25s ease;
}
.about-card-skills:hover .about-badge-skills {
  color: var(--green);
  text-shadow: 0 0 14px rgba(57, 255, 138, 0.5);
}

/* Card 1: "Who Am I?" — Resting Green -> Hover Electric Cyan */
.grid-2 > .card:nth-child(1),
.about-card-bio {
  --card-glow: var(--green);
  border-color: rgba(57, 255, 138, 0.45);
  box-shadow: 0 4px 22px rgba(0, 0, 0, 0.42), 0 0 20px rgba(57, 255, 138, 0.1);
}
.grid-2 > .card:nth-child(1):hover,
.about-card-bio:hover {
  border-color: var(--cyan);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55), 0 0 28px rgba(79, 216, 255, 0.28);
}
.grid-2 > .card:nth-child(1):hover::before,
.about-card-bio:hover::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

/* Card 2: "Technical Skills" — Resting Cyan -> Hover Matrix Green */
.grid-2 > .card:nth-child(2),
.about-card-skills {
  --card-glow: var(--cyan);
  border-color: rgba(79, 216, 255, 0.45);
  box-shadow: 0 4px 22px rgba(0, 0, 0, 0.42), 0 0 20px rgba(79, 216, 255, 0.1);
}
.grid-2 > .card:nth-child(2):hover,
.about-card-skills:hover {
  border-color: var(--green);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55), 0 0 28px rgba(57, 255, 138, 0.28);
}
.grid-2 > .card:nth-child(2):hover::before,
.about-card-skills:hover::before {
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}

.card h4 {
  font-family: var(--font-mono);
  color: var(--text-0);
  font-size: 1.05rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Technical Skills Tags — Elevated & High-Contrast */
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
  position: relative;
  z-index: 2;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  color: #e7edf3;
  background: rgba(13, 22, 34, 0.95);
  border: 1px solid rgba(79, 216, 255, 0.32);
  border-radius: 4px;
  padding: 6px 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
  position: relative;
  z-index: 2;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.tag-emoji {
  font-size: 0.86rem;
  line-height: 1;
  display: inline-block;
}
.tag:hover {
  border-color: var(--green);
  color: #fff;
  background: rgba(57, 255, 138, 0.14);
  box-shadow: 0 0 14px rgba(57, 255, 138, 0.28);
  transform: translateY(-2px);
}

.social-row { display: flex; gap: 12px; margin-top: 22px; position: relative; z-index: 2; }
.social-btn {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-1);
  transition: 0.18s ease;
}
.social-btn:hover { border-color: var(--cyan); color: var(--cyan); }

/* --------------------------------------------------------------------------
   Recent work strip / project grid — 2-color cyber reactive system
   -------------------------------------------------------------------------- */

.work-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }

.work-card {
  background: var(--bg-card);
  border: 1.5px solid rgba(79, 216, 255, 0.42);
  border-radius: var(--radius);
  padding: 24px 22px;
  cursor: pointer;
  text-align: left;
  color: inherit;
  width: 100%;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 18px rgba(79, 216, 255, 0.08);
  transition: border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.work-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.5;
  z-index: 1;
  pointer-events: none;
  transition: opacity 0.25s ease, height 0.25s ease, background 0.25s ease;
}
.work-card:hover {
  border-color: var(--green);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55), 0 0 28px rgba(57, 255, 138, 0.28);
}
.work-card:hover::before {
  opacity: 1;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}
.work-card-id { font-family: var(--font-mono); font-size: 0.68rem; color: var(--text-2); letter-spacing: 0.08em; margin-bottom: 8px; }
.work-card h4 {
  font-family: var(--font-mono);
  color: var(--text-0);
  font-size: 1.05rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.2s ease;
}
.work-card:hover h4 { color: #fff; }
.work-card p { font-size: 0.9rem; color: var(--text-1); line-height: 1.55; }
.work-card .tag-row { margin-top: 16px; }

.section-footer-link { margin-top: 36px; text-align: center; }

/* --------------------------------------------------------------------------
   Internship timeline (zigzag) — 2-color cyber reactive system
   -------------------------------------------------------------------------- */

.timeline { position: relative; padding: 0 0 10px; margin-top: -4px; }
.timeline::before {
  content: '';
  position: absolute; left: 50%; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(var(--border), var(--cyan-dim), var(--border));
  transform: translateX(-50%);
}
.tl-item { position: relative; width: 50%; padding: 0 44px 34px; }
.tl-item:nth-child(odd) { left: 0; text-align: right; }
.tl-item:nth-child(even) { left: 50%; text-align: left; }
.tl-node {
  position: absolute; top: 4px;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--bg-0);
  border: 2px solid var(--cyan);
  transition: all 0.25s ease;
}
.tl-item:nth-child(odd) .tl-node { right: -7px; }
.tl-item:nth-child(even) .tl-node { left: -7px; }
.tl-item:hover .tl-node {
  border-color: var(--green);
  box-shadow: 0 0 14px var(--green);
}

.tl-trigger {
  background: var(--bg-card);
  border: 1.5px solid rgba(56, 189, 248, 0.42);
  border-radius: var(--radius);
  padding: 22px 24px;
  cursor: pointer;
  width: 100%;
  color: inherit;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 18px rgba(56, 189, 248, 0.09);
  transition: border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.tl-trigger::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #38bdf8, transparent);
  opacity: 0.5;
  z-index: 1;
  pointer-events: none;
  transition: opacity 0.25s ease, height 0.25s ease, background 0.25s ease;
}
.tl-trigger:hover {
  border-color: var(--green);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.55), 0 0 28px rgba(57, 255, 138, 0.26);
}
.tl-trigger:hover::before {
  opacity: 1;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}
.tl-org {
  font-family: var(--font-mono);
  color: var(--text-0);
  font-size: 1.02rem;
  font-weight: 600;
  transition: color 0.2s ease;
}
.tl-trigger:hover .tl-org { color: #fff; }
.tl-role { color: var(--cyan); font-size: 0.86rem; margin-top: 4px; font-weight: 500; }
.tl-dates { font-family: var(--font-mono); color: var(--text-2); font-size: 0.72rem; margin-top: 6px; letter-spacing: 0.05em; }

.tl-doc-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.tl-item:nth-child(odd) .tl-doc-pills {
  justify-content: flex-end;
}
@media (max-width: 760px) {
  .tl-item:nth-child(odd) .tl-doc-pills {
    justify-content: flex-start;
  }
}
.tl-doc-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--cyan);
  background: rgba(79, 216, 255, 0.08);
  border: 1px solid rgba(79, 216, 255, 0.25);
  border-radius: 4px;
  padding: 3px 9px;
  letter-spacing: 0.03em;
  transition: all 0.18s ease;
}
.tl-trigger:hover .tl-doc-pill {
  border-color: var(--cyan);
  background: rgba(79, 216, 255, 0.16);
  color: #fff;
}
.tl-doc-pill:hover {
  border-color: var(--cyan);
  background: var(--cyan);
  color: var(--bg-0) !important;
  box-shadow: 0 0 10px rgba(79, 216, 255, 0.4);
}

@media (max-width: 760px) {
  .timeline::before { left: 14px; }
  .tl-item, .tl-item:nth-child(even) { width: 100%; left: 0; text-align: left; padding: 0 0 28px 42px; }
  .tl-item:nth-child(odd) .tl-node, .tl-item:nth-child(even) .tl-node { left: 8px; right: auto; }
}

.tl-item-extra,
.work-item-extra,
.cert-item-extra,
.cocurr-item-extra {
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.tl-item-extra.is-collapsed,
.work-item-extra.is-collapsed,
.cert-item-extra.is-collapsed,
.cocurr-item-extra.is-collapsed {
  display: none !important;
}

.timeline-footer-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 14px;
  position: relative;
  z-index: 2;
}

/* --------------------------------------------------------------------------
   Expand / Collapse Toggle Buttons & Animated Arrows
   -------------------------------------------------------------------------- */

.btn-toggle-expand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  transition: border-color 0.25s ease, color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
}

.btn-toggle-expand .toggle-arrow,
.btn-toggle-expand .label-arrow {
  display: inline-block;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.25s ease, filter 0.25s ease;
  will-change: transform;
}

.btn-toggle-expand .label-arrow {
  margin-left: 2px;
}

/* Subtle resting float animation */
.btn-toggle-expand:not(.is-expanded) .toggle-arrow,
.btn-toggle-expand:not(.is-expanded) .label-arrow {
  animation: arrow-float-down 2.2s ease-in-out infinite;
}

.btn-toggle-expand.is-expanded .toggle-arrow,
.btn-toggle-expand.is-expanded .label-arrow {
  animation: arrow-float-up 2.2s ease-in-out infinite;
}

@keyframes arrow-float-down {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(2.5px);
  }
}

@keyframes arrow-float-up {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-2.5px);
  }
}

/* Dynamic hover bouncing animation with cyber-cyan glow */
.btn-toggle-expand:not(.is-expanded):hover .toggle-arrow,
.btn-toggle-expand:not(.is-expanded):hover .label-arrow {
  animation: arrow-bounce-down 0.7s cubic-bezier(0.45, 0, 0.55, 1) infinite;
  color: var(--cyan);
  filter: drop-shadow(0 0 6px rgba(79, 216, 255, 0.75));
}

.btn-toggle-expand.is-expanded:hover .toggle-arrow,
.btn-toggle-expand.is-expanded:hover .label-arrow {
  animation: arrow-bounce-up 0.7s cubic-bezier(0.45, 0, 0.55, 1) infinite;
  color: var(--cyan);
  filter: drop-shadow(0 0 6px rgba(79, 216, 255, 0.75));
}

@keyframes arrow-bounce-down {
  0%, 100% {
    transform: translateY(0);
  }
  45% {
    transform: translateY(4.5px);
  }
  75% {
    transform: translateY(1.5px);
  }
}

@keyframes arrow-bounce-up {
  0%, 100% {
    transform: translateY(0);
  }
  45% {
    transform: translateY(-4.5px);
  }
  75% {
    transform: translateY(-1.5px);
  }
}

/* Tactile press response */
.btn-toggle-expand:active .toggle-arrow,
.btn-toggle-expand:active .label-arrow {
  transform: scale(0.82);
  transition-duration: 0.1s;
}

@media (prefers-reduced-motion: reduce) {
  .btn-toggle-expand .toggle-arrow,
  .btn-toggle-expand .label-arrow,
  .btn-toggle-expand:hover .toggle-arrow,
  .btn-toggle-expand:hover .label-arrow {
    animation: none !important;
    transform: none !important;
  }
}

/* --------------------------------------------------------------------------
   Flip cards — course certificates
   -------------------------------------------------------------------------- */

.flip-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 20px; }

.cc-flip {
  perspective: 1200px;
  -webkit-perspective: 1200px;
  height: 245px;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  color: inherit;
}
.cc-flip-inner {
  position: relative;
  width: 100%; height: 100%;
  transition: transform 0.55s cubic-bezier(.4,.2,.2,1);
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
}
.cc-flip.is-flipped .cc-flip-inner, .cc-flip:hover .cc-flip-inner, .cc-flip:focus-visible .cc-flip-inner { transform: rotateY(180deg); }

.cc-face {
  position: absolute; inset: 0;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  border: 1.5px solid rgba(79, 216, 255, 0.42);
  border-radius: var(--radius);
  background: var(--bg-card);
  padding: 20px;
  display: flex; flex-direction: column; justify-content: space-between;
  text-align: left;
  overflow: hidden;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.38), 0 0 16px rgba(79, 216, 255, 0.08);
  transition: border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.cc-face-front {
  transform: rotateY(0deg);
  -webkit-transform: rotateY(0deg);
  z-index: 2;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
.cc-face-front::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 40%, rgba(79,216,255,0.12) 50%, transparent 60%);
  transform: translateX(-100%);
}
.cc-flip:hover .cc-face-front::after { animation: scan 1.1s ease; }
@keyframes scan { to { transform: translateX(100%); } }

.cc-face-title { font-family: var(--font-mono); color: var(--text-0); font-size: 0.95rem; line-height: 1.35; }
.cc-face-issuer { color: var(--text-2); font-size: 0.78rem; margin-top: 10px; }
.cc-face-hint { font-family: var(--font-mono); font-size: 0.65rem; color: var(--cyan-dim); letter-spacing: 0.06em; text-transform: uppercase; }

.cc-face-back {
  transform: rotateY(180deg);
  -webkit-transform: rotateY(180deg);
  padding: 10px;
  align-items: center;
  justify-content: center;
  background: #080d14;
  z-index: 1;
}
.cc-face-back img { max-height: 100%; object-fit: contain; border-radius: 2px; }

/* When flipped / hovered: completely hide front face text so it can never bleed or overlay */
.cc-flip:hover .cc-face-front,
.cc-flip.is-flipped .cc-face-front,
.cc-flip:focus-visible .cc-face-front {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.15s ease 0.1s, visibility 0s 0.25s;
}
.cc-flip:hover .cc-face-back,
.cc-flip.is-flipped .cc-face-back,
.cc-flip:focus-visible .cc-face-back {
  z-index: 3;
  opacity: 1;
  visibility: visible;
}

/* Default hover for unclassified flip cards */
.cc-flip:hover .cc-face,
.cc-flip:focus-visible .cc-face {
  border-color: var(--green);
  box-shadow: 0 0 0 1.5px var(--green), 0 0 28px rgba(57, 255, 138, 0.3);
}

/* --------------------------------------------------------------------------
   Achievement-unlock badges — co-curricular
   -------------------------------------------------------------------------- */

.badge-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 20px; }

.cocurr-badge {
  background: var(--bg-card);
  border: 1.5px solid rgba(79, 216, 255, 0.4);
  border-radius: var(--radius);
  padding: 22px;
  text-align: left;
  cursor: pointer;
  width: 100%;
  color: inherit;
  opacity: 0.35;
  filter: grayscale(1);
  transform: translateY(10px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.38), 0 0 16px rgba(79, 216, 255, 0.08);
  transition: opacity 0.5s ease,
              filter 0.5s ease,
              transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.25s ease,
              box-shadow 0.25s ease;
}
.cocurr-badge.is-unlocked {
  opacity: 1;
  filter: grayscale(0);
  transform: translateY(0);
  border-color: rgba(57, 255, 138, 0.5);
  box-shadow: 0 0 0 1px rgba(57, 255, 138, 0.3), 0 0 24px rgba(57, 255, 138, 0.12);
}
.cocurr-badge:hover {
  border-color: var(--cyan);
  transform: translateY(-4px);
  box-shadow: 0 0 0 1.5px var(--cyan), 0 0 30px rgba(79, 216, 255, 0.32);
}
.badge-icon {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--green);
  letter-spacing: 0.06em;
  margin-bottom: 12px;
  line-height: 1.3;
}
.badge-title { font-family: var(--font-mono); color: var(--text-0); font-size: 0.95rem; }
.badge-issuer { color: var(--text-2); font-size: 0.8rem; margin-top: auto; padding-top: 10px; }

/* ==========================================================================
   Category Badge Accents — 2-Color Cyber Reactive System
   Resting: Distinct category color & subtle glow
   Hover: Dynamic contrasting color shift with high-impact glow
   ========================================================================== */

/* 1. Winner / 1st Runner Up (Cyber Gold at rest -> Electric Cyan on hover) */
.cocurr-badge.badge-winner.is-unlocked,
.cc-flip.badge-winner .cc-face,
.work-card.badge-winner,
.tl-trigger.badge-winner,
.all-internship-card.badge-winner {
  border-color: rgba(255, 193, 7, 0.65);
  box-shadow: 0 0 0 1px rgba(255, 191, 0, 0.32), 0 0 24px rgba(255, 191, 0, 0.14);
}
.work-card.badge-winner::before,
.tl-trigger.badge-winner::before,
.all-internship-card.badge-winner::before {
  background: linear-gradient(90deg, transparent, #ffc107, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-winner .badge-icon,
.cc-flip.badge-winner .badge-icon,
.work-card.badge-winner .badge-icon,
.tl-trigger.badge-winner .badge-icon,
.all-internship-card.badge-winner .badge-icon {
  color: #ffc107;
  font-weight: 700;
}
.cocurr-badge.badge-winner:hover,
.cc-flip.badge-winner:hover .cc-face,
.cc-flip.badge-winner:focus-visible .cc-face,
.work-card.badge-winner:hover,
.tl-trigger.badge-winner:hover,
.all-internship-card.badge-winner:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1.5px var(--cyan), 0 0 32px rgba(79, 216, 255, 0.35);
}
.cocurr-badge.badge-winner:hover .badge-icon,
.cc-flip.badge-winner:hover .badge-icon,
.work-card.badge-winner:hover .badge-icon,
.tl-trigger.badge-winner:hover .badge-icon,
.all-internship-card.badge-winner:hover .badge-icon {
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 216, 255, 0.6);
}
.work-card.badge-winner:hover::before,
.tl-trigger.badge-winner:hover::before,
.all-internship-card.badge-winner:hover::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 1;
}

/* 2. Hackathon / Web Design (Cyber Cyan at rest -> Neon Green on hover) */
.cocurr-badge.badge-hackathon.is-unlocked,
.cc-flip.badge-hackathon .cc-face,
.work-card.badge-hackathon,
.tl-trigger.badge-hackathon,
.all-internship-card.badge-hackathon {
  border-color: rgba(79, 216, 255, 0.6);
  box-shadow: 0 0 0 1px rgba(79, 216, 255, 0.3), 0 0 24px rgba(79, 216, 255, 0.14);
}
.work-card.badge-hackathon::before,
.tl-trigger.badge-hackathon::before,
.all-internship-card.badge-hackathon::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-hackathon .badge-icon,
.cc-flip.badge-hackathon .badge-icon,
.work-card.badge-hackathon .badge-icon,
.tl-trigger.badge-hackathon .badge-icon,
.all-internship-card.badge-hackathon .badge-icon {
  color: var(--cyan);
}
.cocurr-badge.badge-hackathon:hover,
.cc-flip.badge-hackathon:hover .cc-face,
.cc-flip.badge-hackathon:focus-visible .cc-face,
.work-card.badge-hackathon:hover,
.tl-trigger.badge-hackathon:hover,
.all-internship-card.badge-hackathon:hover {
  border-color: var(--green);
  box-shadow: 0 0 0 1.5px var(--green), 0 0 32px rgba(57, 255, 138, 0.35);
}
.cocurr-badge.badge-hackathon:hover .badge-icon,
.cc-flip.badge-hackathon:hover .badge-icon,
.work-card.badge-hackathon:hover .badge-icon,
.tl-trigger.badge-hackathon:hover .badge-icon,
.all-internship-card.badge-hackathon:hover .badge-icon {
  color: var(--green);
  text-shadow: 0 0 14px rgba(57, 255, 138, 0.6);
}
.work-card.badge-hackathon:hover::before,
.tl-trigger.badge-hackathon:hover::before,
.all-internship-card.badge-hackathon:hover::before {
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 1;
}

/* 3. Faculty Development Program / AI (Royal Purple at rest -> Electric Cyan on hover) */
.cocurr-badge.badge-fdp.is-unlocked,
.cc-flip.badge-fdp .cc-face,
.work-card.badge-fdp,
.tl-trigger.badge-fdp,
.all-internship-card.badge-fdp {
  border-color: rgba(192, 132, 252, 0.65);
  box-shadow: 0 0 0 1px rgba(168, 85, 247, 0.32), 0 0 24px rgba(168, 85, 247, 0.14);
}
.work-card.badge-fdp::before,
.tl-trigger.badge-fdp::before,
.all-internship-card.badge-fdp::before {
  background: linear-gradient(90deg, transparent, #c084fc, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-fdp .badge-icon,
.cc-flip.badge-fdp .badge-icon,
.work-card.badge-fdp .badge-icon,
.tl-trigger.badge-fdp .badge-icon,
.all-internship-card.badge-fdp .badge-icon {
  color: #c084fc;
}
.cocurr-badge.badge-fdp:hover,
.cc-flip.badge-fdp:hover .cc-face,
.cc-flip.badge-fdp:focus-visible .cc-face,
.work-card.badge-fdp:hover,
.tl-trigger.badge-fdp:hover,
.all-internship-card.badge-fdp:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1.5px var(--cyan), 0 0 32px rgba(79, 216, 255, 0.35);
}
.cocurr-badge.badge-fdp:hover .badge-icon,
.cc-flip.badge-fdp:hover .badge-icon,
.work-card.badge-fdp:hover .badge-icon,
.tl-trigger.badge-fdp:hover .badge-icon,
.all-internship-card.badge-fdp:hover .badge-icon {
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 216, 255, 0.6);
}
.work-card.badge-fdp:hover::before,
.tl-trigger.badge-fdp:hover::before,
.all-internship-card.badge-fdp:hover::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 1;
}

/* 4. Conclave / Bureau (Rose Crimson at rest -> Electric Cyan on hover) */
.cocurr-badge.badge-conclave.is-unlocked,
.cc-flip.badge-conclave .cc-face,
.work-card.badge-conclave,
.tl-trigger.badge-conclave,
.all-internship-card.badge-conclave {
  border-color: rgba(251, 113, 133, 0.65);
  box-shadow: 0 0 0 1px rgba(244, 63, 94, 0.32), 0 0 24px rgba(244, 63, 94, 0.14);
}
.work-card.badge-conclave::before,
.tl-trigger.badge-conclave::before,
.all-internship-card.badge-conclave::before {
  background: linear-gradient(90deg, transparent, #fb7185, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-conclave .badge-icon,
.cc-flip.badge-conclave .badge-icon,
.work-card.badge-conclave .badge-icon,
.tl-trigger.badge-conclave .badge-icon,
.all-internship-card.badge-conclave .badge-icon {
  color: #fb7185;
}
.cocurr-badge.badge-conclave:hover,
.cc-flip.badge-conclave:hover .cc-face,
.cc-flip.badge-conclave:focus-visible .cc-face,
.work-card.badge-conclave:hover,
.tl-trigger.badge-conclave:hover,
.all-internship-card.badge-conclave:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1.5px var(--cyan), 0 0 32px rgba(79, 216, 255, 0.35);
}
.cocurr-badge.badge-conclave:hover .badge-icon,
.cc-flip.badge-conclave:hover .badge-icon,
.work-card.badge-conclave:hover .badge-icon,
.tl-trigger.badge-conclave:hover .badge-icon,
.all-internship-card.badge-conclave:hover .badge-icon {
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 216, 255, 0.6);
}
.work-card.badge-conclave:hover::before,
.tl-trigger.badge-conclave:hover::before,
.all-internship-card.badge-conclave:hover::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 1;
}

/* 5. Workshop / Pre Security (Emerald Green at rest -> Electric Cyan on hover) */
.cocurr-badge.badge-workshop.is-unlocked,
.cc-flip.badge-workshop .cc-face,
.work-card.badge-workshop,
.tl-trigger.badge-workshop,
.all-internship-card.badge-workshop {
  border-color: rgba(52, 211, 153, 0.65);
  box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.32), 0 0 24px rgba(16, 185, 129, 0.14);
}
.work-card.badge-workshop::before,
.tl-trigger.badge-workshop::before,
.all-internship-card.badge-workshop::before {
  background: linear-gradient(90deg, transparent, #34d399, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-workshop .badge-icon,
.cc-flip.badge-workshop .badge-icon,
.work-card.badge-workshop .badge-icon,
.tl-trigger.badge-workshop .badge-icon,
.all-internship-card.badge-workshop .badge-icon {
  color: #34d399;
}
.cocurr-badge.badge-workshop:hover,
.cc-flip.badge-workshop:hover .cc-face,
.cc-flip.badge-workshop:focus-visible .cc-face,
.work-card.badge-workshop:hover,
.tl-trigger.badge-workshop:hover,
.all-internship-card.badge-workshop:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1.5px var(--cyan), 0 0 32px rgba(79, 216, 255, 0.35);
}
.cocurr-badge.badge-workshop:hover .badge-icon,
.cc-flip.badge-workshop:hover .badge-icon,
.work-card.badge-workshop:hover .badge-icon,
.tl-trigger.badge-workshop:hover .badge-icon,
.all-internship-card.badge-workshop:hover .badge-icon {
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 216, 255, 0.6);
}
.work-card.badge-workshop:hover::before,
.tl-trigger.badge-workshop:hover::before,
.all-internship-card.badge-workshop:hover::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 1;
}

/* 6. CTF / Red Team / Security 101 (TryHackMe Red at rest -> Electric Cyan on hover) */
.cocurr-badge.badge-ctf.is-unlocked,
.cc-flip.badge-ctf .cc-face,
.work-card.badge-ctf,
.tl-trigger.badge-ctf,
.all-internship-card.badge-ctf {
  border-color: rgba(248, 113, 113, 0.65);
  box-shadow: 0 0 0 1px rgba(239, 68, 68, 0.32), 0 0 24px rgba(239, 68, 68, 0.14);
}
.work-card.badge-ctf::before,
.tl-trigger.badge-ctf::before,
.all-internship-card.badge-ctf::before {
  background: linear-gradient(90deg, transparent, #f87171, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-ctf .badge-icon,
.cc-flip.badge-ctf .badge-icon,
.work-card.badge-ctf .badge-icon,
.tl-trigger.badge-ctf .badge-icon,
.all-internship-card.badge-ctf .badge-icon {
  color: #f87171;
}
.cocurr-badge.badge-ctf:hover,
.cc-flip.badge-ctf:hover .cc-face,
.cc-flip.badge-ctf:focus-visible .cc-face,
.work-card.badge-ctf:hover,
.tl-trigger.badge-ctf:hover,
.all-internship-card.badge-ctf:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1.5px var(--cyan), 0 0 32px rgba(79, 216, 255, 0.35);
}
.cocurr-badge.badge-ctf:hover .badge-icon,
.cc-flip.badge-ctf:hover .badge-icon,
.work-card.badge-ctf:hover .badge-icon,
.tl-trigger.badge-ctf:hover .badge-icon,
.all-internship-card.badge-ctf:hover .badge-icon {
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 216, 255, 0.6);
}
.work-card.badge-ctf:hover::before,
.tl-trigger.badge-ctf:hover::before,
.all-internship-card.badge-ctf:hover::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 1;
}

/* 7. Blue Team / Defense (Sky Blue at rest -> Neon Green on hover) */
.cocurr-badge.badge-blueteam.is-unlocked,
.cc-flip.badge-blueteam .cc-face,
.work-card.badge-blueteam,
.tl-trigger.badge-blueteam,
.all-internship-card.badge-blueteam {
  border-color: rgba(56, 189, 248, 0.65);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.32), 0 0 24px rgba(56, 189, 248, 0.14);
}
.work-card.badge-blueteam::before,
.tl-trigger.badge-blueteam::before,
.all-internship-card.badge-blueteam::before {
  background: linear-gradient(90deg, transparent, #38bdf8, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-blueteam .badge-icon,
.cc-flip.badge-blueteam .badge-icon,
.work-card.badge-blueteam .badge-icon,
.tl-trigger.badge-blueteam .badge-icon,
.all-internship-card.badge-blueteam .badge-icon {
  color: #38bdf8;
}
.cocurr-badge.badge-blueteam:hover,
.cc-flip.badge-blueteam:hover .cc-face,
.cc-flip.badge-blueteam:focus-visible .cc-face,
.work-card.badge-blueteam:hover,
.tl-trigger.badge-blueteam:hover,
.all-internship-card.badge-blueteam:hover {
  border-color: var(--green);
  box-shadow: 0 0 0 1.5px var(--green), 0 0 32px rgba(57, 255, 138, 0.35);
}
.cocurr-badge.badge-blueteam:hover .badge-icon,
.cc-flip.badge-blueteam:hover .badge-icon,
.work-card.badge-blueteam:hover .badge-icon,
.tl-trigger.badge-blueteam:hover .badge-icon,
.all-internship-card.badge-blueteam:hover .badge-icon {
  color: var(--green);
  text-shadow: 0 0 14px rgba(57, 255, 138, 0.6);
}
.work-card.badge-blueteam:hover::before,
.tl-trigger.badge-blueteam:hover::before,
.all-internship-card.badge-blueteam:hover::before {
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 1;
}

/* 8. Forensics / Analysis (Sky Blue at rest -> Neon Green on hover) */
.cocurr-badge.badge-forensics.is-unlocked,
.cc-flip.badge-forensics .cc-face,
.work-card.badge-forensics,
.tl-trigger.badge-forensics,
.all-internship-card.badge-forensics {
  border-color: rgba(56, 189, 248, 0.65);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.32), 0 0 24px rgba(56, 189, 248, 0.14);
}
.work-card.badge-forensics::before,
.tl-trigger.badge-forensics::before,
.all-internship-card.badge-forensics::before {
  background: linear-gradient(90deg, transparent, #38bdf8, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-forensics .badge-icon,
.cc-flip.badge-forensics .badge-icon,
.work-card.badge-forensics .badge-icon,
.tl-trigger.badge-forensics .badge-icon,
.all-internship-card.badge-forensics .badge-icon {
  color: #38bdf8;
}
.cocurr-badge.badge-forensics:hover,
.cc-flip.badge-forensics:hover .cc-face,
.cc-flip.badge-forensics:focus-visible .cc-face,
.work-card.badge-forensics:hover,
.tl-trigger.badge-forensics:hover,
.all-internship-card.badge-forensics:hover {
  border-color: var(--green);
  box-shadow: 0 0 0 1.5px var(--green), 0 0 32px rgba(57, 255, 138, 0.35);
}
.cocurr-badge.badge-forensics:hover .badge-icon,
.cc-flip.badge-forensics:hover .badge-icon,
.work-card.badge-forensics:hover .badge-icon,
.tl-trigger.badge-forensics:hover .badge-icon,
.all-internship-card.badge-forensics:hover .badge-icon {
  color: var(--green);
  text-shadow: 0 0 14px rgba(57, 255, 138, 0.6);
}
.work-card.badge-forensics:hover::before,
.tl-trigger.badge-forensics:hover::before,
.all-internship-card.badge-forensics:hover::before {
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 1;
}

/* 9. Challenge / Python (Neon Lime at rest -> Electric Cyan on hover) */
.cocurr-badge.badge-challenge.is-unlocked,
.cc-flip.badge-challenge .cc-face,
.work-card.badge-challenge,
.tl-trigger.badge-challenge,
.all-internship-card.badge-challenge {
  border-color: rgba(163, 230, 53, 0.65);
  box-shadow: 0 0 0 1px rgba(163, 230, 53, 0.32), 0 0 24px rgba(163, 230, 53, 0.14);
}
.work-card.badge-challenge::before,
.tl-trigger.badge-challenge::before,
.all-internship-card.badge-challenge::before {
  background: linear-gradient(90deg, transparent, #a3e635, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-challenge .badge-icon,
.cc-flip.badge-challenge .badge-icon,
.work-card.badge-challenge .badge-icon,
.tl-trigger.badge-challenge .badge-icon,
.all-internship-card.badge-challenge .badge-icon {
  color: #a3e635;
}
.cocurr-badge.badge-challenge:hover,
.cc-flip.badge-challenge:hover .cc-face,
.cc-flip.badge-challenge:focus-visible .cc-face,
.work-card.badge-challenge:hover,
.tl-trigger.badge-challenge:hover,
.all-internship-card.badge-challenge:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1.5px var(--cyan), 0 0 32px rgba(79, 216, 255, 0.35);
}
.cocurr-badge.badge-challenge:hover .badge-icon,
.cc-flip.badge-challenge:hover .badge-icon,
.work-card.badge-challenge:hover .badge-icon,
.tl-trigger.badge-challenge:hover .badge-icon,
.all-internship-card.badge-challenge:hover .badge-icon {
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 216, 255, 0.6);
}
.work-card.badge-challenge:hover::before,
.tl-trigger.badge-challenge:hover::before,
.all-internship-card.badge-challenge:hover::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 1;
}

/* 10. Auth / Identity (Indigo Violet at rest -> Electric Cyan on hover) */
.cocurr-badge.badge-auth.is-unlocked,
.cc-flip.badge-auth .cc-face,
.work-card.badge-auth,
.tl-trigger.badge-auth,
.all-internship-card.badge-auth {
  border-color: rgba(129, 140, 248, 0.65);
  box-shadow: 0 0 0 1px rgba(129, 140, 248, 0.32), 0 0 24px rgba(129, 140, 248, 0.14);
}
.work-card.badge-auth::before,
.tl-trigger.badge-auth::before,
.all-internship-card.badge-auth::before {
  background: linear-gradient(90deg, transparent, #818cf8, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-auth .badge-icon,
.cc-flip.badge-auth .badge-icon,
.work-card.badge-auth .badge-icon,
.tl-trigger.badge-auth .badge-icon,
.all-internship-card.badge-auth .badge-icon {
  color: #818cf8;
}
.cocurr-badge.badge-auth:hover,
.cc-flip.badge-auth:hover .cc-face,
.cc-flip.badge-auth:focus-visible .cc-face,
.work-card.badge-auth:hover,
.tl-trigger.badge-auth:hover,
.all-internship-card.badge-auth:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1.5px var(--cyan), 0 0 32px rgba(79, 216, 255, 0.35);
}
.cocurr-badge.badge-auth:hover .badge-icon,
.cc-flip.badge-auth:hover .badge-icon,
.work-card.badge-auth:hover .badge-icon,
.tl-trigger.badge-auth:hover .badge-icon,
.all-internship-card.badge-auth:hover .badge-icon {
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 216, 255, 0.6);
}
.work-card.badge-auth:hover::before,
.tl-trigger.badge-auth:hover::before,
.all-internship-card.badge-auth:hover::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 1;
}

/* 11. Office / Productivity (Ice Blue at rest -> Neon Green on hover) */
.cocurr-badge.badge-office.is-unlocked,
.cc-flip.badge-office .cc-face,
.work-card.badge-office,
.tl-trigger.badge-office,
.all-internship-card.badge-office {
  border-color: rgba(147, 197, 253, 0.65);
  box-shadow: 0 0 0 1px rgba(147, 197, 253, 0.32), 0 0 24px rgba(147, 197, 253, 0.14);
}
.work-card.badge-office::before,
.tl-trigger.badge-office::before,
.all-internship-card.badge-office::before {
  background: linear-gradient(90deg, transparent, #93c5fd, transparent);
  opacity: 0.55;
}
.cocurr-badge.badge-office .badge-icon,
.cc-flip.badge-office .badge-icon,
.work-card.badge-office .badge-icon,
.tl-trigger.badge-office .badge-icon,
.all-internship-card.badge-office .badge-icon {
  color: #93c5fd;
}
.cocurr-badge.badge-office:hover,
.cc-flip.badge-office:hover .cc-face,
.cc-flip.badge-office:focus-visible .cc-face,
.work-card.badge-office:hover,
.tl-trigger.badge-office:hover,
.all-internship-card.badge-office:hover {
  border-color: var(--green);
  box-shadow: 0 0 0 1.5px var(--green), 0 0 32px rgba(57, 255, 138, 0.35);
}
.cocurr-badge.badge-office:hover .badge-icon,
.cc-flip.badge-office:hover .badge-icon,
.work-card.badge-office:hover .badge-icon,
.tl-trigger.badge-office:hover .badge-icon,
.all-internship-card.badge-office:hover .badge-icon {
  color: var(--green);
  text-shadow: 0 0 14px rgba(57, 255, 138, 0.6);
}
.work-card.badge-office:hover::before,
.tl-trigger.badge-office:hover::before,
.all-internship-card.badge-office:hover::before {
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 1;
}

/* --------------------------------------------------------------------------
   Shared modal
   -------------------------------------------------------------------------- */

body.modal-open {
  overflow: hidden;
}

.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(3, 5, 8, 0.86);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.22s ease;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  cursor: pointer;
}
.modal-overlay.is-open { opacity: 1; pointer-events: auto; }

.modal-box {
  background: var(--bg-1);
  border: 1.5px solid rgba(79, 216, 255, 0.5);
  border-radius: 8px;
  max-width: 640px; width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  padding: 32px;
  transform: translateY(14px);
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  cursor: default;
  box-shadow: 0 0 0 1px rgba(79, 216, 255, 0.18), 0 0 40px rgba(79, 216, 255, 0.14), 0 25px 65px rgba(0, 0, 0, 0.9);
}
.modal-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  pointer-events: none;
  z-index: 4;
}
.modal-overlay.is-open .modal-box { transform: translateY(0); }

/* Sleek custom scrollbars for modal card */
.modal-box::-webkit-scrollbar { width: 6px; }
.modal-box::-webkit-scrollbar-track { background: rgba(7, 11, 16, 0.5); }
.modal-box::-webkit-scrollbar-thumb { background: rgba(79, 216, 255, 0.3); border-radius: 4px; }
.modal-box::-webkit-scrollbar-thumb:hover { background: var(--cyan); }

/* Category-Adaptive Border Colors & Glow for Popup Cards */
.modal-box.badge-winner {
  border-color: rgba(255, 193, 7, 0.75);
  box-shadow: 0 0 0 1px rgba(255, 193, 7, 0.3), 0 0 45px rgba(255, 193, 7, 0.25), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-winner::before { background: linear-gradient(90deg, transparent, #ffc107, transparent); }

.modal-box.badge-hackathon {
  border-color: rgba(79, 216, 255, 0.75);
  box-shadow: 0 0 0 1px rgba(79, 216, 255, 0.3), 0 0 45px rgba(79, 216, 255, 0.22), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-hackathon::before { background: linear-gradient(90deg, transparent, var(--cyan), transparent); }

.modal-box.badge-fdp {
  border-color: rgba(192, 132, 252, 0.75);
  box-shadow: 0 0 0 1px rgba(192, 132, 252, 0.3), 0 0 45px rgba(192, 132, 252, 0.25), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-fdp::before { background: linear-gradient(90deg, transparent, #c084fc, transparent); }

.modal-box.badge-conclave {
  border-color: rgba(251, 113, 133, 0.75);
  box-shadow: 0 0 0 1px rgba(251, 113, 133, 0.3), 0 0 45px rgba(251, 113, 133, 0.25), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-conclave::before { background: linear-gradient(90deg, transparent, #fb7185, transparent); }

.modal-box.badge-workshop {
  border-color: rgba(52, 211, 153, 0.75);
  box-shadow: 0 0 0 1px rgba(52, 211, 153, 0.3), 0 0 45px rgba(52, 211, 153, 0.25), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-workshop::before { background: linear-gradient(90deg, transparent, #34d399, transparent); }

.modal-box.badge-ctf {
  border-color: rgba(248, 113, 113, 0.75);
  box-shadow: 0 0 0 1px rgba(248, 113, 113, 0.3), 0 0 45px rgba(248, 113, 113, 0.25), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-ctf::before { background: linear-gradient(90deg, transparent, #f87171, transparent); }

.modal-box.badge-blueteam,
.modal-box.badge-forensics {
  border-color: rgba(56, 189, 248, 0.75);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.3), 0 0 45px rgba(56, 189, 248, 0.22), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-blueteam::before,
.modal-box.badge-forensics::before { background: linear-gradient(90deg, transparent, #38bdf8, transparent); }

.modal-box.badge-challenge {
  border-color: rgba(163, 230, 53, 0.75);
  box-shadow: 0 0 0 1px rgba(163, 230, 53, 0.3), 0 0 45px rgba(163, 230, 53, 0.25), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-challenge::before { background: linear-gradient(90deg, transparent, #a3e635, transparent); }

.modal-box.badge-auth {
  border-color: rgba(129, 140, 248, 0.75);
  box-shadow: 0 0 0 1px rgba(129, 140, 248, 0.3), 0 0 45px rgba(129, 140, 248, 0.25), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-auth::before { background: linear-gradient(90deg, transparent, #818cf8, transparent); }

.modal-box.badge-office {
  border-color: rgba(147, 197, 253, 0.75);
  box-shadow: 0 0 0 1px rgba(147, 197, 253, 0.3), 0 0 45px rgba(147, 197, 253, 0.25), 0 25px 65px rgba(0, 0, 0, 0.92);
}
.modal-box.badge-office::before { background: linear-gradient(90deg, transparent, #93c5fd, transparent); }

.modal-box-wide {
  max-width: 980px;
  max-height: 88vh;
  padding: 34px 36px;
  border-color: rgba(79, 216, 255, 0.55);
  box-shadow: 0 0 0 1px rgba(79, 216, 255, 0.22), 0 0 45px rgba(79, 216, 255, 0.16), 0 25px 70px rgba(0, 0, 0, 0.94);
}
@media (max-width: 768px) {
  .modal-box-wide {
    padding: 24px 18px;
  }
}

/* Achievements / Certificates / Activities section header row & buttons */
.achieve-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
}
.achieve-header-row .btn-all-projects,
.achieve-header-row .btn-all-internships,
.achieve-header-row .btn-all-certs,
.achieve-header-row .btn-all-cocurr {
  margin-top: 4px;
  margin-left: auto;
}
.btn-all-projects,
.btn-all-internships,
.btn-all-certs,
.btn-all-cocurr {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  padding: 10px 20px;
}


/* All Internships Directory Modal Toolbar & Cards */
.internships-modal-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 18px 0 24px;
  flex-wrap: wrap;
}
.term-search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(10, 18, 30, 0.85);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 9px 15px;
  flex: 1;
  min-width: 240px;
  color: var(--cyan);
}
.term-search-box input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-0);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  width: 100%;
}
.term-search-box input::placeholder {
  color: var(--text-2);
}
.internships-count-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  background: rgba(79, 216, 255, 0.08);
  border: 1px solid rgba(79, 216, 255, 0.3);
  padding: 7px 14px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.all-internships-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 18px;
}
@media (max-width: 600px) {
  .all-internships-grid {
    grid-template-columns: 1fr;
  }
}

.all-internship-card {
  background: rgba(10, 18, 30, 0.85);
  border: 1.5px solid rgba(56, 189, 248, 0.42);
  border-radius: 6px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-align: left;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.38), 0 0 16px rgba(56, 189, 248, 0.08);
}
.all-internship-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #38bdf8, transparent);
  opacity: 0.5;
  transition: opacity 0.25s ease, background 0.25s ease;
}
.all-internship-card:hover {
  border-color: var(--green);
  background: rgba(13, 25, 42, 0.95);
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.55), 0 0 24px rgba(57, 255, 138, 0.28);
}
.all-internship-card:hover::before {
  opacity: 1;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}

.aic-header {
  margin-bottom: 12px;
}
.aic-org {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-0);
  margin-bottom: 4px;
}
.aic-role {
  font-size: 0.86rem;
  color: var(--cyan);
  font-weight: 500;
}
.aic-dates {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-2);
  margin-top: 4px;
  letter-spacing: 0.04em;
}
.aic-desc {
  font-size: 0.85rem;
  color: var(--text-1);
  line-height: 1.5;
  margin-bottom: 14px;
}
.aic-footer {
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 12px;
}
.aic-doc-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.aic-tech-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}
.aic-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan);
  font-weight: 600;
  transition: all 0.18s ease;
}
.all-internship-card:hover .aic-action-btn {
  color: #fff;
  transform: translateX(3px);
}

/* Sticky Modal Header Bar — Pinned at top of modal card containing navigation & close button */
.modal-header-bar {
  position: sticky;
  top: -32px;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: -32px -32px 20px -32px;
  padding: 12px 24px;
  background: rgba(8, 14, 22, 0.96);
  border-bottom: 1px solid rgba(79, 216, 255, 0.25);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.modal-box-wide .modal-header-bar {
  margin: -34px -36px 20px -36px;
  padding: 12px 26px;
}

/* Modal Record Navigation Group (Prev / Record # / Next) */
.modal-nav-group {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.modal-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(14, 22, 34, 0.9);
  border: 1px solid rgba(79, 216, 255, 0.35);
  border-radius: 4px;
  padding: 6px 12px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all 0.2s ease;
}
.modal-nav-btn:hover:not(:disabled) {
  border-color: var(--cyan);
  background: rgba(79, 216, 255, 0.18);
  color: #fff;
  box-shadow: 0 0 14px rgba(79, 216, 255, 0.35);
  transform: translateY(-1px);
}
.modal-nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  border-color: var(--border);
}
.modal-nav-counter {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--green);
  background: rgba(57, 255, 138, 0.08);
  border: 1px solid rgba(57, 255, 138, 0.28);
  border-radius: 3px;
  padding: 4px 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Directory Switcher Tabs in Directory Popups */
.modal-dir-tabs {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.modal-dir-tab {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(12, 19, 29, 0.85);
  border: 1px solid rgba(79, 216, 255, 0.25);
  border-radius: 4px;
  padding: 6px 12px;
  color: var(--text-1);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}
.modal-dir-tab:hover {
  border-color: var(--cyan);
  color: #fff;
  background: rgba(79, 216, 255, 0.14);
}
.modal-dir-tab.is-active {
  border-color: var(--cyan);
  background: rgba(79, 216, 255, 0.22);
  color: #fff;
  box-shadow: 0 0 14px rgba(79, 216, 255, 0.28);
}

/* Modal Close Button inside Header Bar */
.modal-close {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 25, 38, 0.96);
  border: 1.5px solid rgba(79, 216, 255, 0.45);
  border-radius: 4px;
  padding: 6px 14px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  margin: 0;
}
.modal-close .modal-close-txt {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.modal-close i {
  font-size: 0.86rem;
  transition: transform 0.2s ease;
}
.modal-close:hover {
  color: #fff;
  border-color: #ff5252;
  background: rgba(255, 82, 82, 0.22);
  box-shadow: 0 0 20px rgba(255, 82, 82, 0.45);
  transform: translateY(-1px);
}
.modal-close:hover .modal-close-txt {
  color: #fff;
}
.modal-close:hover i {
  transform: rotate(90deg);
}

/* Modal Bottom Navigation Controls */
.modal-bottom-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.modal-btn-nav-btm {
  font-size: 0.8rem;
  padding: 8px 16px;
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.modal-nav-keyboard-hint {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-2);
  letter-spacing: 0.04em;
}
@media (max-width: 600px) {
  .modal-nav-keyboard-hint {
    display: none;
  }
}

/* Modal Bottom Dismiss Button */
.modal-link-dismiss {
  background: rgba(255, 82, 82, 0.1) !important;
  border: 1px solid rgba(255, 82, 82, 0.35) !important;
  color: #ff8585 !important;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}
.modal-link-dismiss:hover {
  background: rgba(255, 82, 82, 0.25) !important;
  border-color: #ff5252 !important;
  color: #fff !important;
  box-shadow: 0 0 18px rgba(255, 82, 82, 0.4);
  transform: translateY(-1px);
}

/* Directory Modals Footer Close Bar */
.modal-dir-footer {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: center;
}
.modal-dir-close-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  border-color: rgba(79, 216, 255, 0.35);
}
.modal-dir-close-btn:hover {
  border-color: #ff5252;
  color: #ff8585;
  background: rgba(255, 82, 82, 0.14);
  box-shadow: 0 0 16px rgba(255, 82, 82, 0.3);
}

.modal-eyebrow { font-family: var(--font-mono); font-size: 0.7rem; color: var(--cyan); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 10px; }
.modal-title {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--text-0);
  margin-bottom: 6px;
  padding-right: 40px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.modal-title-emoji {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  line-height: 1;
}
.modal-meta { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-2); margin-bottom: 18px; }

/* Document Switcher Tabs (replaces confusing side arrows) */
.modal-doc-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.modal-doc-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(10, 18, 30, 0.75);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-2);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  letter-spacing: 0.03em;
}
.modal-doc-tab:hover {
  border-color: var(--cyan);
  color: var(--text-0);
  background: rgba(79, 216, 255, 0.08);
}
.modal-doc-tab.is-active {
  background: rgba(79, 216, 255, 0.15);
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 12px rgba(79, 216, 255, 0.2);
  font-weight: 600;
}

.modal-img-wrap { position: relative; margin-bottom: 20px; }
.modal-img {
  width: 100%;
  border-radius: 4px;
  border: 1px solid rgba(79, 216, 255, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
  display: block;
  transition: opacity 0.15s ease;
}
.modal-desc { color: var(--text-1); font-size: 0.95rem; min-height: 1.6em; }
.modal-desc .caret { display: inline-block; width: 0.5ch; background: var(--cyan); animation: blink 0.9s steps(1) infinite; }
.modal-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.modal-link-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 22px; }
.modal-link { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 0.85rem; color: var(--cyan); }
.modal-pdf-action {
  background: rgba(79, 216, 255, 0.08);
  border: 1px solid rgba(79, 216, 255, 0.35);
  border-radius: 4px;
  padding: 6px 14px;
  transition: all 0.2s ease;
  font-weight: 500;
}
.modal-pdf-action:hover {
  background: rgba(79, 216, 255, 0.2);
  border-color: var(--cyan);
  box-shadow: 0 0 14px rgba(79, 216, 255, 0.3);
  color: #fff;
}

/* PDF Modal Viewer */
.modal-pdf-wrap {
  position: relative;
  width: 100%;
  min-height: 240px;
  max-height: 72vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(4, 8, 16, 0.92);
  border: 1px solid rgba(79, 216, 255, 0.35);
  border-radius: 4px;
  padding: 12px;
  overflow: hidden;
  box-shadow: inset 0 0 25px rgba(0, 0, 0, 0.7);
}
.modal-pdf-canvas {
  max-width: 100%;
  max-height: calc(72vh - 65px);
  height: auto;
  object-fit: contain;
  border-radius: 2px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  display: block;
  transition: opacity 0.2s ease;
}
.modal-pdf-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: rgba(4, 8, 16, 0.92);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  z-index: 2;
}
.cyber-spinner {
  width: 22px; height: 22px;
  border: 2px solid rgba(79, 216, 255, 0.15);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: cyberSpin 0.75s linear infinite;
}
.cyber-spinner-sm {
  width: 14px; height: 14px;
  border: 2px solid rgba(79, 216, 255, 0.15);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: cyberSpin 0.75s linear infinite;
  display: inline-block;
  vertical-align: middle;
}
@keyframes cyberSpin {
  to { transform: rotate(360deg); }
}
.modal-pdf-pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 10px;
  padding: 5px 14px;
  background: rgba(10, 18, 30, 0.95);
  border: 1px solid var(--border-hover);
  border-radius: 20px;
  backdrop-filter: blur(8px);
  z-index: 3;
}
.modal-page-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--cyan);
  border-radius: 4px;
  width: 26px; height: 26px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  font-size: 0.75rem;
  transition: all 0.15s ease;
}
.modal-page-btn:hover:not(:disabled) {
  border-color: var(--cyan);
  background: rgba(79, 216, 255, 0.15);
  color: #fff;
}
.modal-page-btn:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}
.modal-page-info {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-1);
  letter-spacing: 0.05em;
  user-select: none;
}

/* Flip card PDF thumbnail preview */
.cc-pdf-preview-box {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(2, 6, 12, 0.6);
  border-radius: 2px;
  overflow: hidden;
}
.cc-pdf-canvas {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.cc-pdf-loader {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--cyan-dim);
  text-align: center;
  letter-spacing: 0.04em;
}
.cc-pdf-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  border: 1px solid var(--border);
  padding: 4px 8px;
  border-radius: 3px;
}

/* --------------------------------------------------------------------------
   Contact + footer
   -------------------------------------------------------------------------- */

.terminal-form-frame {
  border: 1.5px solid rgba(79, 216, 255, 0.4);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: 0 4px 22px rgba(0, 0, 0, 0.4), 0 0 35px rgba(79, 216, 255, 0.12);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.terminal-form-frame:hover,
.terminal-form-frame:focus-within {
  border-color: var(--green);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5), 0 0 45px rgba(57, 255, 138, 0.22);
  transform: translateY(-2px);
}
.terminal-form { padding: 20px 22px 22px; }

.term-field { margin-bottom: 16px; }
.term-prompt {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--green);
  letter-spacing: 0.03em;
  margin-bottom: 6px;
}
.term-field input, .term-field textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  color: var(--text-0);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 8px 4px;
  resize: vertical;
  transition: border-color 0.18s ease;
}
.term-field input:focus, .term-field textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 1px 0 0 var(--cyan);
}
.term-field input::placeholder, .term-field textarea::placeholder {
  color: var(--text-2);
  font-style: italic;
}
.term-field-area textarea { border: 1px solid var(--border); border-radius: var(--radius); padding: 10px; }
.term-field-area textarea:focus { border-color: var(--cyan); box-shadow: none; }

.term-prompt-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
}

.term-char-counter {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-2);
  letter-spacing: 0.04em;
  transition: color 0.2s ease;
}
.term-char-counter.is-low {
  color: #f5a623;
}
.term-char-counter.is-valid {
  color: var(--green);
  font-weight: 600;
}

.term-field-error {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: #ff6b6b;
  margin-top: 6px;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.02em;
  line-height: 1.35;
  animation: termGlitchIn 0.2s ease-out;
}
.term-field-error.is-visible {
  display: flex;
}
.term-field-error i {
  font-size: 0.76rem;
  color: #ff5252;
}

/* Shake and highlight for invalid fields */
.term-field input.is-invalid,
.term-field textarea.is-invalid {
  border-color: #ff5252 !important;
  box-shadow: 0 1px 0 0 #ff5252, 0 0 12px rgba(255, 82, 82, 0.25) !important;
  animation: termShake 0.36s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes termShake {
  10%, 90% { transform: translate3d(-1.5px, 0, 0); }
  20%, 80% { transform: translate3d(2.5px, 0, 0); }
  30%, 50%, 70% { transform: translate3d(-3.5px, 0, 0); }
  40%, 60% { transform: translate3d(3.5px, 0, 0); }
}

@keyframes termGlitchIn {
  0% { opacity: 0; transform: translateY(-4px); }
  100% { opacity: 1; transform: translateY(0); }
}

.term-submit {
  width: 100%;
  justify-content: center;
  margin-top: 10px;
}

/* Decorated Cyber HUD Status Alert Box */
.form-status {
  margin: 0;
  padding: 0;
}

.form-status-hud {
  margin: 14px 22px 20px;
  padding: 12px 16px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.45;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: termGlitchIn 0.25s ease-out;
}
.form-status-hud .hud-icon {
  font-size: 1.05rem;
  line-height: 1.2;
  flex-shrink: 0;
  margin-top: 2px;
}
.form-status-hud .hud-content {
  flex: 1;
}
.form-status-hud .hud-header {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  margin-bottom: 3px;
}
.form-status-hud .hud-msg {
  font-size: 0.81rem;
}

.form-status-hud.hud-err {
  background: rgba(255, 82, 82, 0.08);
  border: 1px solid rgba(255, 82, 82, 0.5);
  box-shadow: 0 0 24px rgba(255, 82, 82, 0.16);
  color: #ffcccc;
}
.form-status-hud.hud-err .hud-header {
  color: #ff5252;
}

.form-status-hud.hud-warn {
  background: rgba(245, 166, 35, 0.08);
  border: 1px solid rgba(245, 166, 35, 0.5);
  box-shadow: 0 0 24px rgba(245, 166, 35, 0.16);
  color: #ffe4b8;
}
.form-status-hud.hud-warn .hud-header {
  color: #f5a623;
}

.form-status-hud.hud-ok {
  background: rgba(57, 255, 138, 0.08);
  border: 1px solid rgba(57, 255, 138, 0.5);
  box-shadow: 0 0 24px rgba(57, 255, 138, 0.16);
  color: #d8ffea;
}
.form-status-hud.hud-ok .hud-header {
  color: var(--green);
}

.form-status-hud.hud-busy {
  background: rgba(79, 216, 255, 0.08);
  border: 1px solid rgba(79, 216, 255, 0.5);
  box-shadow: 0 0 24px rgba(79, 216, 255, 0.16);
  color: #c9f3ff;
}
.form-status-hud.hud-busy .hud-header {
  color: var(--cyan);
}

footer.site-footer { border-top: 1px solid var(--border); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.footer-links a { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-1); }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom { border-top: 1px solid var(--border); margin-top: 40px; padding-top: 22px; text-align: center; font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-2); }
.footer-bottom a { color: var(--text-2); }
.footer-bottom a:hover { color: var(--cyan); }

/* Social Icons in Footer */
.social-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  flex-wrap: wrap;
}
.social-btn {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 21, 31, 0.75);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-1);
  font-size: 1rem;
  transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
}
.social-btn:hover {
  border-color: var(--cyan);
  color: #fff;
  background: rgba(79, 216, 255, 0.14);
  box-shadow: 0 0 16px rgba(79, 216, 255, 0.3);
  transform: translateY(-2px);
}

/* Floating Back to Top Button */
.back-to-top-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 150;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(10, 18, 28, 0.88);
  border: 1.5px solid rgba(79, 216, 255, 0.45);
  border-radius: 6px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 10px 16px;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.65), 0 0 16px rgba(79, 216, 255, 0.16);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.2s ease,
              box-shadow 0.2s ease,
              background 0.2s ease,
              color 0.2s ease;
}
.back-to-top-btn.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top-btn:hover {
  border-color: var(--green);
  color: #fff;
  background: rgba(14, 28, 38, 0.98);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.75), 0 0 26px rgba(57, 255, 138, 0.35);
  transform: translateY(-3px);
}
.back-to-top-btn:active {
  transform: translateY(-1px);
}
.back-to-top-btn i {
  font-size: 0.82rem;
  transition: transform 0.2s ease;
}
.back-to-top-btn:hover i {
  transform: translateY(-2px);
}
@media (max-width: 600px) {
  .back-to-top-btn {
    bottom: 18px;
    right: 18px;
    padding: 8px 12px;
    font-size: 0.74rem;
  }
}

/* Cyber HUD Toast */
.cyber-toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  z-index: 2000;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(8, 14, 22, 0.96);
  border: 1.5px solid var(--green);
  border-radius: 6px;
  padding: 12px 22px;
  color: var(--text-0);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  box-shadow: 0 0 30px rgba(57, 255, 138, 0.28), 0 14px 40px rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.26s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.26s cubic-bezier(0.4, 0, 0.2, 1);
  max-width: calc(100vw - 36px);
  white-space: nowrap;
}
.cyber-toast.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.cyber-toast i {
  color: var(--green);
  font-size: 1rem;
  text-shadow: 0 0 10px rgba(57, 255, 138, 0.7);
}
.cyber-toast .toast-accent {
  color: var(--cyan);
  font-weight: 600;
}
@media (max-width: 600px) {
  .cyber-toast {
    bottom: 20px;
    padding: 10px 16px;
    font-size: 0.76rem;
    white-space: normal;
  }
}

/* --------------------------------------------------------------------------
   Boot sequence overlay
   -------------------------------------------------------------------------- */

#boot-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: var(--bg-0);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.4s ease;
}
#boot-overlay.hidden { opacity: 0; pointer-events: none; }
.boot-lines { font-family: var(--font-mono); font-size: 0.95rem; color: var(--green); text-align: left; min-width: 280px; }
.boot-lines div { opacity: 0; animation: boot-in 0.25s forwards; }
.boot-lines div:nth-child(1) { animation-delay: 0.1s; }
.boot-lines div:nth-child(2) { animation-delay: 0.55s; }
.boot-lines div:nth-child(3) { animation-delay: 1.0s; }
.boot-lines div:nth-child(4) { animation-delay: 1.45s; color: var(--cyan); }
@keyframes boot-in { to { opacity: 1; } }

/* --------------------------------------------------------------------------
   Scroll-reveal (decrypt-settle)
   -------------------------------------------------------------------------- */

.reveal { opacity: 0; transform: translateY(16px); filter: blur(2px); transition: opacity 0.5s ease, transform 0.5s ease, filter 0.4s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); filter: blur(0); }

/* --------------------------------------------------------------------------
   Page-load "loading more data" transition (used on internal nav)
   -------------------------------------------------------------------------- */

#page-transition {
  position: fixed; inset: 0; z-index: 400;
  background: var(--bg-0);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s ease;
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}
#page-transition.is-active { opacity: 1; pointer-events: auto; }

/* --------------------------------------------------------------------------
   Utility
   -------------------------------------------------------------------------- */

.text-center { text-align: center; }
.mt-lg { margin-top: 40px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ==========================================================================
   Responsive Architecture & Mobile-First Fine Tuning
   ========================================================================== */

/* Tablet & Mobile (<= 768px) */
@media (max-width: 768px) {
  html, body {
    overflow-x: hidden;
    max-width: 100vw;
  }
  .container {
    padding: 0 18px;
  }
  .section {
    padding: 68px 0;
  }
  .section-title {
    font-size: clamp(1.45rem, 5.5vw, 1.85rem);
  }
  .section-sub {
    font-size: 0.9rem;
    margin-bottom: 28px;
  }
  
  /* Hero Section */
  .hero {
    padding-top: calc(var(--nav-h) + 24px);
    padding-bottom: 48px;
    min-height: auto;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .hero-photo-col {
    max-width: 270px;
    margin: 0 auto;
  }
  .hero-eyebrow {
    font-size: 0.72rem;
    margin-bottom: 18px;
  }
  .hero h1 {
    font-size: clamp(1.95rem, 7.5vw, 2.7rem);
    line-height: 1.12;
    max-width: 100%;
  }
  .hero-tagline {
    font-size: 0.92rem;
    margin-top: 14px;
  }
  .hero-lead {
    font-size: 0.94rem;
    margin-top: 10px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-top: 24px;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
    padding: 12px 18px;
  }

  /* Live Stats Grid */
  .stats-bar {
    padding: 30px 0;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .stat {
    padding: 16px 14px;
  }
  .stat-value {
    font-size: 1.6rem;
  }
  .stat-label {
    font-size: 0.65rem;
  }

  /* Cards & Grids */
  .work-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .work-card {
    padding: 20px 18px;
  }
  .flip-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .cc-flip {
    height: 220px;
  }
  .cc-face {
    padding: 18px;
  }
  .badge-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .cocurr-badge {
    padding: 20px 18px;
  }

  /* Timeline Header & Footer Actions */
  .achieve-header-row {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .achieve-header-row .btn-all-projects,
  .achieve-header-row .btn-all-internships,
  .achieve-header-row .btn-all-certs,
  .achieve-header-row .btn-all-cocurr {
    width: 100%;
    justify-content: center;
    margin-left: 0;
  }
  .timeline-footer-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 10px;
  }
  .timeline-footer-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Contact Terminal Form */
  .terminal-form {
    padding: 20px 16px;
  }
  .term-field input,
  .term-field textarea {
    font-size: 16px; /* Prevents auto-zoom in mobile Safari */
  }
  .term-submit {
    width: 100%;
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  footer.site-footer {
    padding: 42px 0 24px;
  }
}

/* Mobile Devices & Pop-Up Optimization (<= 640px) */
@media (max-width: 640px) {
  .modal-overlay {
    padding: 12px 10px;
    align-items: center;
  }
  .modal-box {
    padding: 24px 16px 20px;
    max-height: 92vh;
    width: 100%;
    border-radius: 6px;
  }
  .modal-box-wide {
    padding: 22px 14px 18px;
    max-height: 92vh;
    width: 100%;
    border-radius: 6px;
  }
  .modal-header-bar {
    margin: -24px -16px 14px -16px;
    padding: 10px 14px;
    top: -24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
  }
  .modal-box-wide .modal-header-bar {
    margin: -22px -14px 14px -14px;
    padding: 10px 14px;
    top: -22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
  }
  .modal-dir-tabs {
    display: flex;
    align-items: center;
    gap: 6px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex: 1;
    min-width: 0;
    padding-bottom: 2px;
  }
  .modal-dir-tabs::-webkit-scrollbar {
    display: none;
  }
  .modal-dir-tab {
    flex-shrink: 0;
    padding: 5px 9px;
    font-size: 0.7rem;
    white-space: nowrap;
  }
  .modal-nav-counter {
    padding: 3px 6px;
    font-size: 0.66rem;
  }
  .modal-nav-btn {
    padding: 4px 8px;
    font-size: 0.68rem;
  }
  .modal-close {
    padding: 5px 10px;
    font-size: 0.72rem;
  }
  .modal-bottom-nav {
    flex-direction: column;
    gap: 10px;
  }
  .modal-bottom-nav .btn {
    width: 100%;
    justify-content: center;
  }
  .modal-eyebrow {
    font-size: 0.65rem;
    margin-bottom: 8px;
    padding-right: 42px;
  }
  .modal-title {
    font-size: 1.18rem;
    line-height: 1.3;
    margin-bottom: 6px;
    padding-right: 38px;
  }
  .modal-meta {
    font-size: 0.74rem;
    margin-bottom: 14px;
  }

  /* Document Switcher Tabs as horizontal scrollable pill row */
  .modal-doc-tabs {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 6px;
    padding-bottom: 6px;
    margin-bottom: 12px;
    scrollbar-width: none;
  }
  .modal-doc-tabs::-webkit-scrollbar {
    display: none;
  }
  .modal-doc-tab {
    flex-shrink: 0;
    font-size: 0.72rem;
    padding: 6px 12px;
    gap: 6px;
    white-space: nowrap;
  }

  /* PDF & Image Viewer Responsive Heights */
  .modal-pdf-wrap {
    max-height: 48vh;
    min-height: 180px;
    padding: 8px 6px;
  }
  .modal-pdf-canvas {
    max-height: calc(48vh - 46px);
  }
  .modal-pdf-pager {
    gap: 8px;
    padding: 4px 10px;
    margin-top: 8px;
  }
  .modal-page-info {
    font-size: 0.7rem;
  }
  .modal-page-btn {
    width: 24px; height: 24px;
    font-size: 0.7rem;
  }
  .modal-img-wrap {
    margin-bottom: 14px;
  }
  .modal-desc {
    font-size: 0.88rem;
    line-height: 1.55;
  }
  .modal-tags {
    gap: 6px;
    margin-top: 14px;
  }
  .modal-tags .tag {
    font-size: 0.68rem;
    padding: 4px 8px;
  }

  /* Full width action buttons inside modal */
  .modal-link-row {
    flex-direction: column;
    align-items: stretch;
    gap: 9px;
    margin-top: 16px;
  }
  .modal-link,
  .modal-pdf-action {
    width: 100%;
    justify-content: center;
    text-align: center;
    padding: 10px 14px;
    font-size: 0.82rem;
  }

  /* All Internships Modal Toolbar & Cards */
  .internships-modal-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin: 12px 0 16px;
  }
  .term-search-box {
    min-width: 100%;
    width: 100%;
    padding: 8px 12px;
  }
  .term-search-box input {
    font-size: 16px; /* Prevents auto-zoom in mobile Safari */
  }
  .internships-count-badge {
    text-align: center;
    font-size: 0.7rem;
    padding: 6px 10px;
  }
  .all-internships-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .all-internship-card {
    padding: 16px 14px;
  }
  .aic-org {
    font-size: 0.98rem;
  }
  .aic-role {
    font-size: 0.82rem;
  }
  .aic-desc {
    font-size: 0.82rem;
    margin-bottom: 12px;
  }
  .aic-footer {
    padding-top: 10px;
  }

  /* Boot Overlay Screen */
  .boot-lines {
    font-size: 0.85rem;
    min-width: 0;
    max-width: 90vw;
    padding: 0 14px;
  }
}

/* Extra Compact Screens (<= 420px) */
@media (max-width: 420px) {
  .container {
    padding: 0 12px;
  }
  .hero-photo-col {
    max-width: 230px;
  }
  .hero h1 {
    font-size: clamp(1.75rem, 8vw, 2.2rem);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .stat {
    padding: 12px 8px;
  }
  .stat-value {
    font-size: 1.35rem;
  }
  .stat-label {
    font-size: 0.6rem;
  }
  .modal-box {
    padding: 20px 12px 16px;
  }
  .modal-box-wide {
    padding: 20px 12px 16px;
  }
  .modal-title {
    font-size: 1.08rem;
  }
  .modal-close {
    padding: 5px 9px;
    font-size: 0.76rem;
    flex-shrink: 0;
  }
  .modal-close .modal-close-txt {
    display: none;
  }
  .cc-flip {
    height: 205px;
  }
  .aic-action-btn {
    font-size: 0.74rem;
  }
}

/* Ultra-Compact Screens & Foldables (<= 340px) */
@media (max-width: 340px) {
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .modal-nav-counter {
    display: none;
  }
  .section-title {
    font-size: 1.25rem;
  }
}