/* About section – Futuristic cyber UI (theme-aware via CSS variables) */

.about {
  position: relative;
  isolation: isolate;
}

/* Cyber-Core About V2 - exact structure + animated svg lines */
.about .about-shell {
  width: min(1100px, 100%);
  margin-inline: auto;
  margin-top: 18px;
}

.cyber-about-v2 {
  --glass-bg: rgba(var(--bg-rgb), 0.10);
  --glass-soft: rgba(var(--bg-rgb), 0.05);
  --theme-accent-bright: color-mix(in srgb, var(--accent-color) 70%, #ffffff 30%);
  display: flex;
  align-items: stretch;
  gap: 24px;
}

.cyber-about-v2 .cyber-left,
.cyber-about-v2 .cyber-right {
  min-height: 430px;
}

.cyber-about-v2 .cyber-left {
  width: 40%;
  position: relative;
  display: flex;
}

.cyber-about-v2 .cyber-right {
  width: 60%;
  display: flex;
}

.cyber-about-v2 .cyber-frame {
  --edge-cut: 20px;
  width: 100%;
  position: relative;
  padding: 12px;
  background: rgba(var(--bg-rgb), 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid color-mix(in srgb, var(--accent-color) 30%, transparent);
  border-radius: 0;
  overflow: hidden;
  clip-path: polygon(
    var(--edge-cut) 0,
    calc(100% - var(--edge-cut)) 0,
    100% var(--edge-cut),
    100% calc(100% - var(--edge-cut)),
    calc(100% - var(--edge-cut)) 100%,
    var(--edge-cut) 100%,
    0 calc(100% - var(--edge-cut)),
    0 var(--edge-cut)
  );
}

.cyber-about-v2 .cyber-image {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 406px;
  background: transparent;
  border: 1px solid var(--accent-color);
  border-radius: 0;
  overflow: hidden;
  clip-path: polygon(
    var(--edge-cut) 0,
    calc(100% - var(--edge-cut)) 0,
    100% var(--edge-cut),
    100% calc(100% - var(--edge-cut)),
    calc(100% - var(--edge-cut)) 100%,
    var(--edge-cut) 100%,
    0 calc(100% - var(--edge-cut)),
    0 var(--edge-cut)
  );
}

.cyber-about-v2 .cyber-image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.cyber-about-v2 .cyber-bio-border {
  position: absolute;
  inset: 8px;
  width: calc(100% - 16px);
  height: calc(100% - 16px);
  pointer-events: none;
}

.cyber-about-v2 .cyber-bio-border .draw-path {
  fill: none;
  stroke: color-mix(in srgb, var(--accent-color) 20%, transparent);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
}

.cyber-about-v2 .cyber-bio {
  width: 100%;
  height: 100%;
  min-height: 430px;
  position: relative;
  border-radius: 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 28px;
  overflow: hidden;
}

.cyber-about-v2 .cyber-bio-border .bio-base {
  fill: none;
  stroke: color-mix(in srgb, var(--accent-color) 20%, transparent);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
}

.cyber-about-v2 .cyber-bio-border .bio-comet {
  fill: none;
  stroke: var(--theme-accent-bright);
  stroke-width: 3px;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 10px color-mix(in srgb, var(--theme-accent-bright) 65%, transparent));
  stroke-dasharray: 20 100;
  stroke-dashoffset: 0;
  opacity: 0;
}

.cyber-about-v2 .cyber-quote {
  font-size: 44px;
  color: var(--accent-color);
  line-height: 1;
  margin-bottom: 8px;
}

.cyber-about-v2 .cyber-dotgrid-svg {
  position: absolute;
  right: 18px;
  top: 14px;
  width: 100px; /* Increased width to accommodate 5 columns */
  height: 60px; /* Adjusted height for 3 rows */
  
  /* The Fade Effect: Fades from 100% opacity on the right to 0% on the left */
  -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 100%);
  mask-image: linear-gradient(to left, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 100%);
}

.cyber-about-v2 .cyber-dotgrid-svg circle {
  fill: var(--accent-color);
  opacity: 0.86;
}

.cyber-about-v2 .cyber-bio-text p {
  margin: 0 0 16px 0;
  text-align: left;
  line-height: 1.7;
  color: var(--text-color);
}

.cyber-about-v2 .cyber-key {
  color: var(--accent-color);
  font-weight: 600;
}

.cyber-about-v2 .cyber-bio-text hr {
  border: 0;
  height: 1px;
  background: var(--accent-color);
  opacity: 0.3;
  margin: 10px 0;
}

@keyframes drawBorder {
  0% { stroke-dashoffset: 1000; }
  100% { stroke-dashoffset: 0; }
}

@keyframes revolveComet {
  0% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -100; }
}

@keyframes tickPop {
  from { opacity: 0; transform: scale(0.6); }
  to { opacity: 1; transform: scale(1); }
}

.cyber-about-v2.cyber-loaded .cyber-bio-border .draw-path,
.cyber-about-v2.cyber-loaded .cyber-bio-border .bio-base {
  animation: drawBorder 900ms cubic-bezier(.2,.9,.2,1) forwards;
}

.cyber-about-v2.cyber-loaded .cyber-bio-border .bio-comet {
  opacity: 1;
  animation: revolveComet 2.8s linear infinite;
}



@media (max-width: 900px) {
  .cyber-about-v2 {
    flex-direction: column;
  }

  .cyber-about-v2 .cyber-left,
  .cyber-about-v2 .cyber-right {
    width: 100%;
    min-height: auto;
  }

  .cyber-about-v2 .cyber-image {
    min-height: 320px;
  }
}

/* end of cyber-about-v2 styles - skill cards follow below */

.about .about-cards {
  width: 100%;
  display: grid;
  gap: 12px;
  text-align: left;
  margin-top: 18px;
}

.about .about-card-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.about .skill-tab {
  position: relative;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(10, 20, 40, 0.78), rgba(4, 8, 18, 0.62));
  border: 1px solid rgba(0, 206, 209, 0.55);
  box-shadow:
    0 18px 60px rgba(0, 0, 0, 0.45),
    0 0 32px rgba(0, 206, 209, 0.10);
  overflow: hidden;
  transition: transform 350ms ease, box-shadow 350ms ease, border-color 350ms ease;
  text-align: center;
  min-height: 0;
}

@supports (color: color-mix(in srgb, #000, #fff)) {
  .about .skill-tab {
    border-color: color-mix(in srgb, var(--accent-color) 62%, transparent);
    box-shadow:
      0 18px 60px rgba(0, 0, 0, 0.45),
      0 0 38px color-mix(in srgb, var(--accent-color) 18%, transparent);
  }
}

.about .skill-tab:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 206, 209, 0.9);
  box-shadow:
    0 20px 66px rgba(0, 0, 0, 0.48),
    0 0 46px rgba(0, 206, 209, 0.14);
}

/* remove animated energy border inside skill cards */
.about .skill-tab::before,
.about .skill-tab::after {
  content: none !important;
}

.about .about-card {
  width: 100%;
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text-color);
  border-radius: 0;
  padding: 26px 18px 18px;
  cursor: pointer;
  display: grid;
  justify-items: center;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

@supports (color: color-mix(in srgb, #000, #fff)) {
  .about .about-card {
    background: transparent;
  }
}

/* Icon circle (matches reference style) */
.about .about-card::before {
  content: "";
  width: 66px;
  height: 66px;
  border-radius: 999px;
  border: 1px solid rgba(0, 206, 209, 0.55);
  background:
    radial-gradient(circle at 35% 25%, rgba(255, 255, 255, 0.22), transparent 55%),
    rgba(0, 206, 209, 0.06);
  box-shadow:
    0 0 30px rgba(0, 206, 209, 0.16),
    inset 0 0 0 1px rgba(255, 255, 255, 0.06);
  display: grid;
  place-items: center;
}

/* Symbol inside circle */
.about #about-card-tech::before { content: "</>"; font-weight: 900; font-size: 1.55rem; color: rgba(0, 206, 209, 0.95); }
.about #about-card-soft::before { content: "👥"; font-weight: 900; font-size: 2rem; color: rgba(170, 120, 255, 0.95); }
.about #about-card-extra::before { content: "★"; font-weight: 900; font-size: 1.75rem; color: rgba(100, 255, 170, 0.95); }

/* no shimmer animation inside the cards */
.about .about-card::after { content: none; }

.about .about-card:hover { transform: none; }

@supports (color: color-mix(in srgb, #000, #fff)) {
  .about .about-card:hover {
    border-color: color-mix(in srgb, var(--accent-color) 75%, transparent);
    box-shadow:
      0 18px 54px rgba(0, 0, 0, 0.46),
      0 0 36px color-mix(in srgb, var(--accent-color) 26%, transparent);
  }
}

.about .about-card:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent-color) 70%, #fff 30%);
  outline-offset: 3px;
}

.about .about-card__title {
  font-weight: 700;
  letter-spacing: 0.2px;
  text-shadow: 0 0 16px rgba(0, 0, 0, 0.35);
  font-size: 1.28rem;
}

.about .about-card__desc {
  max-width: 32ch;
  font-size: 0.92rem;
  line-height: 1.55;
  opacity: 0.70;
}

@supports (color: color-mix(in srgb, #000, #fff)) {
  .about .about-card__title {
    text-shadow: 0 0 16px color-mix(in srgb, var(--accent-color) 25%, transparent);
  }
}

.about .about-card__cta {
  width: min(240px, 92%);
  margin-top: 10px;
  font-size: 0.92rem;
  opacity: 0.95;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(0, 206, 209, 0.55);
  background: rgba(0, 0, 0, 0.20);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06), 0 0 26px rgba(0, 206, 209, 0.10);
}

.about .reveal-button {
  display: inline-flex;
}

.about .about-card__cta::before {
  content: "🔒︎";
  font-size: 0.95rem;
  opacity: 0.9;
}

/* Per-card accent (subtle) */
.about #about-card-soft .about-card__cta {
  border-color: rgba(170, 120, 255, 0.55);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06), 0 0 26px rgba(170, 120, 255, 0.10);
}

.about #about-card-extra .about-card__cta {
  border-color: rgba(100, 255, 170, 0.50);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06), 0 0 26px rgba(100, 255, 170, 0.10);
}

.about .skill-tab .about-panel {
  position: static;
  margin-top: 0;
  border: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.00), rgba(0, 0, 0, 0.40));
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-radius: 0;
  clip-path: none;
  animation: none !important;
  display: none;
  opacity: 1;
  transform: none;
  max-height: none;
  overflow: hidden;
  transition: none;
  pointer-events: auto;
}

.about .skill-tab .about-panel::before,
.about .skill-tab .about-panel::after {
  content: none !important;
  animation: none !important;
}

.about .skill-tab .about-panel__inner {
  padding: 12px 18px 18px;
  border-top: 1px solid rgba(0, 206, 209, 0.22);
  max-height: 320px;
  overflow: auto;
}

.about .skill-tab.active .about-panel,
.about .skill-tab.is-open .about-panel {
  display: block;
  animation: panelReveal 260ms ease-out;
}

.about .skill-tab.active,
.about .skill-tab.is-open {
  border-color: rgba(0, 206, 209, 0.95);
  box-shadow:
    0 20px 70px rgba(0, 0, 0, 0.50),
    0 0 52px rgba(0, 206, 209, 0.16);
}

.about .skill-tab.active .about-card,
.about .skill-tab.is-open .about-card {
  display: none;
}

.about .skill-tab.active .reveal-button,
.about .skill-tab.is-open .reveal-button {
  display: none;
}

.about .skills-content {
  display: none;
}

.about .skill-tab.active .skills-content,
.about .skill-tab.is-open .skills-content {
  display: block;
}

.about .about-card[aria-expanded="true"] {
  border-color: rgba(0, 206, 209, 0.95);
  box-shadow:
    0 18px 60px rgba(0, 0, 0, 0.48),
    0 0 42px rgba(0, 206, 209, 0.18);
}

@supports (color: color-mix(in srgb, #000, #fff)) {
  .about .about-card[aria-expanded="true"] {
    border-color: color-mix(in srgb, var(--accent-color) 85%, transparent);
    box-shadow:
      0 14px 42px rgba(0, 0, 0, 0.42),
      0 0 34px color-mix(in srgb, var(--accent-color) 25%, transparent);
  }
}

.about .about-panel {
  width: 100%;
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transform: translateY(-2px);
  transition: grid-template-rows 450ms ease-in-out, opacity 300ms ease-in-out, transform 350ms ease-in-out;
  pointer-events: none;
  margin-top: 12px;
}

.about .about-panel__inner {
  overflow: hidden;
  padding: 14px 18px 18px;
  text-align: left;
}

.about .about-panel.is-open {
  grid-template-rows: 1fr;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

@keyframes panelReveal {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Subtle glow pulse (kept premium, not distracting) */
.about .about-profile,
.about .about-bio,
.about .about-panel {
  animation: glowPulse 4.8s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45), 0 0 40px rgba(0, 206, 209, 0.10); }
  50% { box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45), 0 0 52px rgba(0, 206, 209, 0.14); }
}

.about .skill-list {
  list-style: none;
  padding: 12px 0 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.about .skill-item__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

.about .skill-item__name {
  font-weight: 600;
}

.about .skill-item__value {
  font-variant-numeric: tabular-nums;
  opacity: 0.8;
}

.about .skill-meter {
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.10);
  overflow: hidden;
  box-shadow:
    inset 0 0 0 1px rgba(0, 206, 209, 0.16),
    0 0 18px rgba(0, 206, 209, 0.06);
}

@supports (color: color-mix(in srgb, #000, #fff)) {
  .about .skill-meter {
    background: color-mix(in srgb, var(--text-color) 14%, transparent);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-color) 35%, transparent);
  }
}

.about .skill-meter__fill {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(0, 206, 209, 0.95), rgba(255, 255, 255, 0.85));
  box-shadow:
    0 0 14px rgba(0, 206, 209, 0.28),
    0 0 28px rgba(0, 206, 209, 0.12);
  transition: none;
}

@supports (color: color-mix(in srgb, #000, #fff)) {
  .about .skill-meter__fill {
    background: linear-gradient(
      90deg,
      color-mix(in srgb, var(--accent-color) 92%, #fff 8%),
      color-mix(in srgb, var(--accent-color) 55%, #fff 45%)
    );
    box-shadow: 0 0 14px color-mix(in srgb, var(--accent-color) 28%, transparent);
  }
}

@media (max-width: 900px) {
  .about .about-top {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .about .about-profile,
  .about .about-bio {
    min-height: auto;
  }

  .about .about-profile {
    grid-template-columns: 40px 1fr;
  }

  .about .about-avatar {
    aspect-ratio: 4 / 3;
  }

  .about .about-card-row {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .about .about-card,
  .about .about-panel,
  .about .skill-meter__fill {
    transition: none !important;
  }

  .about .about-profile,
  .about .about-bio,
  .about .about-panel,
  .about::before,
  .about .about-profile::after,
  .about .about-bio::after,
  .about .about-panel::after {
    animation: none !important;
  }
}

/* 3D skill cards: theme-adaptive flip behavior */
.about .about-cards {
  --primary-color: var(--accent-color);
  --border-color: color-mix(in srgb, var(--primary-color) 65%, transparent);
  --glow-color: color-mix(in srgb, var(--primary-color) 28%, transparent);
  --surface-top: color-mix(in srgb, var(--background-color) 78%, #fff 22%);
  --surface-bottom: color-mix(in srgb, var(--background-color) 92%, #000 8%);
}

.about .skill-tab.card {
  position: relative;
  min-height: 0;
  perspective: 1200px;
  border: 1px solid var(--border-color);
  background: transparent;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.36), 0 0 30px var(--glow-color);
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease, height 0.35s ease;
  overflow: visible;
}

.about .skill-tab.card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.4), 0 0 38px var(--glow-color);
}

.about .skill-tab.card .card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.6s ease;
}

.about .skill-tab.card.flipped .card-inner {
  transform: rotateY(180deg);
}

.about .skill-tab.card .card-face {
  position: absolute;
  inset: 0;
  display: flex;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.about .skill-tab.card .card-front {
  z-index: 2;
}

.about .skill-tab.card .card-back {
  transform: rotateY(180deg);
}

.about .skill-tab.card .about-card,
.about .skill-tab.card .about-panel {
  width: 100%;
  min-height: 100%;
  margin: 0;
  border-radius: 18px;
  border: 1px solid var(--border-color);
  background: linear-gradient(180deg, var(--surface-top), var(--surface-bottom));
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3), 0 0 24px var(--glow-color);
}

.about .skill-tab.card.active .about-card,
.about .skill-tab.card.is-open .about-card {
  display: grid;
}

.about .skill-tab.card.active .reveal-button,
.about .skill-tab.card.is-open .reveal-button {
  display: inline-flex;
}

.about .skill-tab.card .about-card {
  display: grid;
  align-content: center;
  justify-items: center;
  padding: 24px 18px;
  gap: 12px;
}

.about .skill-tab.card .about-card::before {
  border-color: var(--border-color);
  background:
    radial-gradient(circle at 35% 25%, rgba(255, 255, 255, 0.22), transparent 55%),
    color-mix(in srgb, var(--primary-color) 12%, transparent);
  box-shadow:
    0 0 26px var(--glow-color),
    inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.about .skill-tab.card #about-card-tech::before,
.about .skill-tab.card #about-card-soft::before,
.about .skill-tab.card #about-card-extra::before {
  color: var(--primary-color);
}

.about .skill-tab.card .about-card__cta {
  border-color: var(--border-color);
  background: color-mix(in srgb, var(--background-color) 68%, transparent);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08), 0 0 20px var(--glow-color);
}

.about .skill-tab.card .about-panel {
  display: block;
  opacity: 1;
  transform: none;
  pointer-events: auto;
  animation: none;
}

.about .skill-tab.card .about-panel::before,
.about .skill-tab.card .about-panel::after {
  content: none !important;
}

.about .skill-tab.card .about-panel__inner {
  max-height: none;
  overflow: visible;
  border-top: 0;
  padding: 22px 18px;
}

.about .skill-tab.card .skill-meter {
  box-shadow:
    inset 0 0 0 1px color-mix(in srgb, var(--primary-color) 30%, transparent),
    0 0 14px color-mix(in srgb, var(--primary-color) 16%, transparent);
}

.about .skill-tab.card .skill-meter__fill {
  width: 0;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--primary-color) 92%, #fff 8%),
    color-mix(in srgb, var(--primary-color) 58%, #fff 42%)
  );
  box-shadow: 0 0 14px color-mix(in srgb, var(--primary-color) 28%, transparent);
  transition: width 0.8s ease;
}

@media (max-width: 900px) {
  .about .skill-tab.card,
  .about .skill-tab.card:hover {
    transform: none;
  }
}

/* Skills box glass parity with description card */
.about .about-cards {
  background: rgba(var(--bg-rgb), 0.1) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 20px;
  padding: 28px;
  overflow: hidden;
}

/* Reset existing fills so frosted glass shows site grid behind */
.about .about-card-row,
.about .skill-tab,
.about .skill-tab.card,
.about .about-card,
.about .about-panel,
.about .about-panel__inner {
  background: transparent !important;
}