/* =================================================================
   sections.css — Section-specific styles
================================================================= */

/* ── HOME: Profile ── */
.profile-wrap {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: start;
}

.avatar {
  width: 96px; height: 96px;
  border: 2px solid var(--teal-dim);
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-pixel);
  font-size: 24px;
  color: var(--teal);
  text-shadow: 0 0 10px rgba(0,229,255,0.5);
  position: relative;
  flex-shrink: 0;
}
.avatar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,229,255,0.08) 0%, transparent 60%);
  animation: avatar-shimmer 4s ease-in-out infinite;
}
@keyframes avatar-shimmer {
  0%,100% { opacity: 0.5; } 50% { opacity: 1; }
}
.avatar::after {
  content: '';
  position: absolute;
  bottom: -6px; right: -6px;
  width: 100%; height: 100%;
  border: 1px solid var(--border-hi);
}

.profile-name {
  font-family: var(--font-vt);
  font-size: 38px;
  color: var(--teal);
  letter-spacing: 4px;
  line-height: 1;
  text-shadow: 0 0 10px rgba(0,229,255,0.4);
  margin-bottom: 6px;
}

.profile-role {
  font-size: 11px;
  color: var(--amber);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.profile-desc {
  font-size: 12px;
  color: var(--text);
  line-height: 1.75;
  max-width: 500px;
}

/* ── Focus cards ── */
.focus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--gap);
}

.focus-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-left: 3px solid var(--teal-dim);
  padding: 14px 12px;
  transition: border-left-color 0.2s, background 0.2s;
  cursor: default;
}
.focus-card:hover { border-left-color: var(--teal); background: #0c0c18; }
.focus-card:nth-child(2) { border-left-color: var(--amber-dim); }
.focus-card:nth-child(2):hover { border-left-color: var(--amber); }
.focus-card:nth-child(3) { border-left-color: var(--pink-dim); }
.focus-card:nth-child(3):hover { border-left-color: var(--pink); }

.focus-glyph  { font-size: 20px; margin-bottom: 8px; display: block; color: var(--teal); }
.focus-card:nth-child(2) .focus-glyph { color: var(--amber); }
.focus-card:nth-child(3) .focus-glyph { color: var(--pink); }
.focus-title  { font-size: 11px; color: var(--teal); letter-spacing: 1px; margin-bottom: 6px; }
.focus-card:nth-child(2) .focus-title { color: var(--amber); }
.focus-card:nth-child(3) .focus-title { color: var(--pink); }
.focus-desc   { font-size: 11px; color: var(--text-dim); line-height: 1.6; }

/* ── Timeline ── */
.timeline-item {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 12px;
  padding-bottom: 18px;
  position: relative;
}
.timeline-item:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 5px; top: 16px; bottom: 0;
  width: 1px;
  background: var(--border);
}
.timeline-dot {
  width: 11px; height: 11px;
  border: 2px solid var(--teal-dim);
  background: var(--bg-root);
  margin-top: 3px;
  flex-shrink: 0;
  transition: border-color 0.2s, background 0.2s;
}
.timeline-item:hover .timeline-dot { border-color: var(--teal); background: var(--teal); }

.tl-header { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 4px; margin-bottom: 2px; }
.tl-title   { font-size: 13px; color: var(--text); }
.tl-date    { font-size: 10px; color: var(--text-dim); }
.tl-company { font-size: 11px; color: var(--teal); margin-bottom: 5px; }
.tl-desc    { font-size: 11px; color: var(--text-dim); line-height: 1.6; margin-bottom: 8px; }

/* ── SKILLS ── */
.skill-filters {
  display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 14px;
}
.sf-btn {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  letter-spacing: 1px;
  transition: all 0.15s;
}
.sf-btn:hover { color: var(--text); border-color: var(--border-hi); }
.sf-btn.active-filter { color: var(--teal); border-color: var(--teal-dim); background: rgba(0,229,255,0.05); }

/* ── Skill chip neon blink — flash to exact hover state, no extra glow ── */
@keyframes neon-blink {
  0%, 93%, 100% { color: var(--text); border-left-color: var(--chip-dim-border); background: var(--bg-input); box-shadow: none; }
  94%, 99%      { color: var(--chip-color); border-left-color: var(--chip-color); background: var(--chip-bg); box-shadow: none; }
}

.skill-chip.flicker-1,
.skill-chip.flicker-2,
.skill-chip.flicker-3,
.skill-chip.flicker-4 {
  animation: neon-blink var(--flicker-dur, 5s) step-end infinite;
  animation-delay: var(--flicker-delay, 0s);
}

/* Per-category color tokens for the blink animation */
.skill-chip.cat-lang { --chip-color: var(--amber);  --chip-dim: var(--text);  --chip-dim-border: var(--amber-dim);  --chip-bg: rgba(255,179,0,0.04); }
.skill-chip.cat-ml   { --chip-color: var(--green);  --chip-dim: var(--text);  --chip-dim-border: var(--green-dim);  --chip-bg: rgba(77,184,64,0.04); }
.skill-chip.cat-llm  { --chip-color: var(--teal);   --chip-dim: var(--text);  --chip-dim-border: var(--teal-dim);   --chip-bg: rgba(0,229,255,0.04); }
.skill-chip.cat-dev  { --chip-color: var(--pink);   --chip-dim: var(--text);  --chip-dim-border: var(--pink-dim);   --chip-bg: rgba(255,64,129,0.04); }
.skill-chip.cat-ops  { --chip-color: var(--orange); --chip-dim: var(--text);  --chip-dim-border: var(--orange-dim); --chip-bg: rgba(255,109,0,0.04); }
.skill-chip.cat-sys  { --chip-color: var(--red);    --chip-dim: var(--text);  --chip-dim-border: var(--red-dim);    --chip-bg: rgba(255,23,68,0.04); }
.skill-chip.cat-data { --chip-color: var(--purple); --chip-dim: var(--text);  --chip-dim-border: var(--purple-dim); --chip-bg: rgba(206,147,216,0.04); }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 4px;
}

.skill-chip {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-left-width: 3px;
  padding: 7px 10px;
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text);
  letter-spacing: 0.8px;
  cursor: default;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 7px;
  position: relative;
  overflow: hidden;
}
.skill-chip::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,0.02) 0%, transparent 100%);
  pointer-events: none;
}
.skill-chip:hover { color: var(--text); background: var(--bg-card); animation-play-state: paused; }
.skill-chip .glph { display: none; }

.skill-chip.cat-lang { border-left-color: var(--amber-dim); }
.skill-chip.cat-lang:hover { border-left-color: var(--amber); color: var(--amber); background: rgba(255,179,0,0.04); animation-play-state: paused; }
.skill-chip.cat-ml   { border-left-color: var(--green-dim); }
.skill-chip.cat-ml:hover   { border-left-color: var(--green); color: var(--green); background: rgba(77,184,64,0.04); animation-play-state: paused; }
.skill-chip.cat-llm  { border-left-color: var(--teal-dim); }
.skill-chip.cat-llm:hover  { border-left-color: var(--teal); color: var(--teal); background: rgba(0,229,255,0.04); animation-play-state: paused; }
.skill-chip.cat-dev  { border-left-color: var(--pink-dim); }
.skill-chip.cat-dev:hover  { border-left-color: var(--pink); color: var(--pink); background: rgba(255,64,129,0.04); animation-play-state: paused; }
.skill-chip.cat-ops  { border-left-color: var(--orange-dim); }
.skill-chip.cat-ops:hover  { border-left-color: var(--orange); color: var(--orange); background: rgba(255,109,0,0.04); animation-play-state: paused; }
.skill-chip.cat-sys  { border-left-color: var(--red-dim); }
.skill-chip.cat-sys:hover  { border-left-color: var(--red); color: var(--red); background: rgba(255,23,68,0.04); animation-play-state: paused; }
.skill-chip.cat-data { border-left-color: var(--purple-dim); }
.skill-chip.cat-data:hover { border-left-color: var(--purple); color: var(--purple); background: rgba(206,147,216,0.04); animation-play-state: paused; }

.skill-legend {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 6px;
}

/* ── PROJECTS ── */
.proj-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--gap);
}

.proj-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-top: 2px solid var(--amber-dim);
  padding: 14px;
  display: flex; flex-direction: column; gap: 9px;
  transition: border-top-color 0.2s, background 0.2s;
}
.proj-card:hover { border-top-color: var(--amber); background: #0c0c14; }

.proj-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.proj-title  { font-size: 13px; color: var(--amber); letter-spacing: 0.5px; flex: 1; }
.proj-status {
  font-size: 9px;
  padding: 2px 6px;
  letter-spacing: 1px;
  border: 1px solid;
  flex-shrink: 0;
  font-family: var(--font-pixel);
}
.proj-status.public  { color: var(--green);    border-color: var(--green-dim); }
.proj-status.private { color: var(--text-muted); border-color: var(--border); }

.proj-desc   { font-size: 11px; color: var(--text-dim); line-height: 1.6; flex: 1; }

.proj-footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }
.proj-link {
  font-size: 9px;
  color: var(--teal);
  text-decoration: none;
  border: 1px solid var(--teal-dim);
  padding: 3px 8px;
  letter-spacing: 1px;
  transition: all 0.15s;
  font-family: var(--font-pixel);
}
.proj-link:hover { color: var(--teal2); border-color: var(--teal); text-decoration: none; }

/* ── BLOG ── */
.pub-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-left: 3px solid var(--pink-dim);
  padding: 14px;
  transition: border-left-color 0.2s;
}
.pub-card:hover { border-left-color: var(--pink); }

.pub-card-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 0;
}

.pub-read-badge {
  font-family: var(--font-pixel);
  font-size: 9px;
  color: var(--green);
  border: 1px solid var(--green-dim);
  padding: 3px 8px;
  letter-spacing: 1px;
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 1px;
  transition: border-color 0.15s, color 0.15s;
}
.pub-card:hover .pub-read-badge { border-color: var(--green); }

.pub-title {
  font-size: 13px;
  color: var(--pink);
  margin-bottom: 5px;
  letter-spacing: 0.5px;
  line-height: 1.4;
}
.pub-meta  { font-size: 10px; color: var(--text-dim); margin-bottom: 8px; letter-spacing: 1px; }
.pub-meta .m-hi { color: var(--teal); }
.pub-desc  { font-size: 11px; color: var(--text-dim); line-height: 1.6; margin-bottom: 10px; }
.pub-footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.pub-link {
  font-size: 9px;
  color: var(--pink);
  text-decoration: none;
  border: 1px solid var(--pink-dim);
  padding: 3px 8px;
  letter-spacing: 1px;
  font-family: var(--font-pixel);
  transition: all 0.15s;
}
.pub-link:hover { color: var(--pink2); border-color: var(--pink); text-decoration: none; }

/* Achievements */
.ach-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-left: 3px solid var(--amber-dim);
  padding: 10px 14px;
  display: flex;
  align-items: baseline;
  gap: 12px;
  transition: border-left-color 0.2s;
}
.ach-card:hover { border-left-color: var(--amber); }
.ach-glyph  { color: var(--amber); flex-shrink: 0; font-size: 14px; }
.ach-body   { flex: 1; }
.ach-title  { font-size: 12px; color: var(--amber2); margin-bottom: 3px; }
.ach-meta   { font-size: 10px; color: var(--text-dim); }

/* ── WORKSHOPS ── */
.ws-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-left: 3px solid var(--purple-dim);
  padding: 14px;
  transition: border-left-color 0.2s;
}
.ws-card:hover { border-left-color: var(--purple); }

.ws-card-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.ws-public-badge {
  font-family: var(--font-pixel);
  font-size: 9px;
  color: var(--green);
  border: 1px solid var(--green-dim);
  padding: 3px 8px;
  letter-spacing: 1px;
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 1px;
  transition: border-color 0.15s;
}
.ws-card:hover .ws-public-badge { border-color: var(--green); }

.ws-title { font-size: 13px; color: var(--purple); margin-bottom: 6px; letter-spacing: 0.5px; flex: 1; }
.ws-desc  { font-size: 11px; color: var(--text-dim); line-height: 1.6; margin-bottom: 10px; }
.ws-footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }
.ws-link {
  font-size: 9px;
  color: var(--green);
  text-decoration: none;
  border: 1px solid var(--green-dim);
  padding: 3px 8px;
  letter-spacing: 1px;
  font-family: var(--font-pixel);
  transition: all 0.15s;
}
.ws-link:hover { box-shadow: 0 0 8px rgba(57,255,20,0.3); text-decoration: none; }

/* ── CONTACT ── */
.contact-intro {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.75;
  margin-bottom: 16px;
  padding: 10px 14px;
  background: var(--bg-input);
  border-left: 3px solid var(--teal-dim);
}

.contact-list { display: flex; flex-direction: column; gap: 1px; }

.contact-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  transition: border-color 0.15s, background 0.15s;
}
.contact-row:hover { border-color: var(--border-hi); background: #0c0c16; }

.contact-icon { width: 28px; font-family: var(--font-vt); font-size: 22px; color: var(--teal); text-align: center; flex-shrink: 0; }
.contact-label { font-size: 9px; color: var(--text-muted); letter-spacing: 2px; margin-bottom: 2px; }
.contact-val {
  font-size: 12px;
  color: var(--teal2);
  text-decoration: none;
  word-break: break-all;
}
.contact-val:hover { color: var(--teal); text-decoration: none; }

/* ── Pixel Avatar ── */
.avatar.pixel-avatar {
  background: #000;
  border: 2px solid var(--teal);
  box-shadow: 0 0 0 1px var(--teal-dim), 0 0 12px rgba(0,229,255,0.25), inset 0 0 8px rgba(0,229,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 108px;
  height: 108px;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}
/* CRT scanline overlay on avatar */
.avatar.pixel-avatar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(0,0,0,0.28) 2px,
    rgba(0,0,0,0.28) 4px
  );
  pointer-events: none;
  z-index: 2;
}
/* teal tint overlay */
.avatar.pixel-avatar::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,229,255,0.08);
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 3;
  animation: avatar-shimmer 5s ease-in-out infinite;
}
.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  filter: saturate(0.3) contrast(1.15) brightness(0.9) sepia(0.2) hue-rotate(150deg);
  z-index: 1;
  position: relative;
}