/* ==========================================================================
   Home page only — background, hero, info cards, skills matrix
   ========================================================================== */

/* Slow brand-gradient wash behind everything */
.home::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  background: linear-gradient(135deg, var(--c-indigo) 0%, var(--c-violet) 25%, var(--c-pink) 50%, var(--c-blue) 75%, #00f2fe 100%);
  background-size: 400% 400%;
  opacity: 0.035;
  animation: wash 18s ease infinite;
  pointer-events: none;
}

@keyframes wash {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Sections behind hash routes ------------------------------------------ */
.route {
  position: relative;
  z-index: var(--z-content);
  padding-block: var(--space-8) var(--space-7);
}

.has-router .route:not([hidden]) {
  animation: route-in var(--dur-slow) var(--ease-out);
}

@keyframes route-in {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: none; }
}

/* Hero ------------------------------------------------------------------ */
.hero {
  text-align: center;
}

.portrait {
  position: relative;
  width: 220px;
  height: 220px;
  margin: 0 auto var(--space-7);
  isolation: isolate;
}

.portrait::before {
  content: "";
  position: absolute;
  inset: -10px;
  z-index: -1;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--c-indigo), var(--c-violet), var(--c-pink), var(--c-indigo));
  animation: ring 8s linear infinite;
}

@keyframes ring {
  to { transform: rotate(360deg); }
}

.portrait img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid var(--bg);
  background: var(--bg-raised);
}

.hero__name {
  font-size: var(--fs-display);
  letter-spacing: -0.03em;
  background: var(--gradient-text);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero__tagline {
  max-width: 44ch;
  margin: var(--space-4) auto 0;
  font-size: var(--fs-md);
  line-height: 1.45;
}

.hero__role {
  margin-top: var(--space-5);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

/* Info cards ------------------------------------------------------------ */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.info-card {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: border-color var(--dur) ease, box-shadow var(--dur) ease;
}

.info-card:hover {
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
  box-shadow: var(--shadow-glow);
}

.info-card h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-3);
}

.info-card ul {
  list-style: none;
}

.info-card li {
  padding: 0.55rem 0;
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: 1.5;
  border-bottom: 1px solid var(--border);
}

.info-card li:last-child {
  border-bottom: 0;
}

/* Skills matrix --------------------------------------------------------- */
.matrix {
  margin: var(--space-9) auto 0;
  max-width: 1000px;
}

.matrix__title {
  font-size: var(--fs-xl);
  text-align: center;
}

.matrix__intro {
  max-width: 46ch;
  margin: var(--space-3) auto var(--space-7);
  text-align: center;
}

.matrix__plot {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 280px 230px;
  margin-inline: 90px;
  margin-block: var(--space-6);
}

/* Axes */
.matrix__plot::before,
.matrix__plot::after {
  content: "";
  position: absolute;
  background: var(--border-strong);
  pointer-events: none;
}

.matrix__plot::before {
  left: 0;
  right: 0;
  top: 280px;
  height: 2px;
}

.matrix__plot::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-1px);
}

.matrix__label {
  position: absolute;
  color: var(--text);
  font-size: var(--fs-base);
  font-weight: 600;
  font-style: italic;
  white-space: nowrap;
}

.matrix__label--top { left: 50%; top: -2.2rem; transform: translateX(-50%); }
.matrix__label--bottom { left: 50%; bottom: -2.2rem; transform: translateX(-50%); }
.matrix__label--left { right: calc(100% + 1rem); top: 280px; transform: translateY(-50%); }
.matrix__label--right { left: calc(100% + 1rem); top: 280px; transform: translateY(-50%); }

.matrix__q {
  position: relative;
}

.matrix__q--tl { grid-area: 1 / 1; }
.matrix__q--tr { grid-area: 1 / 2; }
.matrix__q--bl { grid-area: 2 / 1; }
.matrix__q--br { grid-area: 2 / 2; }

.matrix__q-title {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.matrix__q ul {
  list-style: none;
}

.skill {
  position: absolute;
  left: calc(var(--x) * 1%);
  top: calc(var(--y) * 1%);
  transform: translate(-50%, -50%);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.3;
  white-space: nowrap;
  color: #0b0b12;
  background: var(--skill);
  box-shadow: 0 4px 16px color-mix(in srgb, var(--skill) 35%, transparent);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) ease;
}

.skill:hover {
  z-index: 5;
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 8px 26px color-mix(in srgb, var(--skill) 55%, transparent);
}

.skill--pro { --skill: #8ec5fc; }
.skill--interest { --skill: #7ff0c0; }
.skill--hobby { --skill: #cfa6ff; }

.matrix__legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2) var(--space-5);
  margin-top: var(--space-8);
  color: var(--text-muted);
  font-size: var(--fs-sm);
  list-style: none;
}

.matrix__legend li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.matrix__legend li::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--skill);
}

.matrix__empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--text-faint);
  font-size: var(--fs-xs);
  font-style: italic;
}

/* Narrow screens: quadrants become labelled groups that wrap */
@media (max-width: 820px) {
  .matrix__plot {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-inline: 0;
  }

  .matrix__plot::before,
  .matrix__plot::after,
  .matrix__label {
    display: none;
  }

  .matrix__q {
    padding: var(--space-4);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
  }

  .matrix__q--tr { order: 1; }
  .matrix__q--tl { order: 2; }
  .matrix__q--br { order: 3; }
  .matrix__q--bl { order: 4; }

  .matrix__q-title {
    position: static !important;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
    white-space: normal;
    margin-bottom: var(--space-3);
    font-size: var(--fs-sm);
    color: var(--text-muted);
  }

  .matrix__q ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .skill {
    position: static;
    transform: none;
  }

  .skill:hover {
    transform: none;
  }

  .matrix__empty {
    position: static;
    display: block;
  }

  .matrix__legend {
    margin-top: var(--space-5);
  }
}

@media (max-width: 600px) {
  .portrait {
    width: 180px;
    height: 180px;
  }

  .route {
    padding-top: var(--space-7);
  }
}