/* Signal Grid — About page
 *
 * Local aliases onto the design tokens in style.css, so the palette has one
 * home. --about-muted is the one deliberate divergence: this page needs a
 * lighter muted than --text-muted (#71717a) for legibility over the grid. */
#about-grid {
  --about-bg: var(--bg);
  --about-surface: var(--surface);
  --about-ink: var(--text);
  --about-muted: #92929d;
  --about-accent: var(--accent);
  --about-line: var(--page-grid-line, rgba(255, 255, 255, 0.1));
  color: var(--about-ink);
  background-color: var(--about-bg);
  background-image:
    linear-gradient(var(--about-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--about-line) 1px, transparent 1px);
  background-size: var(--page-grid-size, 48px) var(--page-grid-size, 48px);
  background-attachment: fixed;
  font-family: var(--font-sans);
  line-height: 1.65;
}

#about-grid *,
#about-grid *::before,
#about-grid *::after {
  box-sizing: border-box;
}

#about-grid img {
  display: block;
  max-width: 100%;
}

#about-grid .grid-shell {
  width: min(1280px, 100%);
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 7rem) clamp(1rem, 5vw, 5rem);
}

#about-grid .grid-hero {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) 1.3fr;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4rem);
  min-height: 78vh;
  margin-bottom: clamp(5rem, 11vw, 10rem);
}

#about-grid .grid-image {
  position: relative;
  background: var(--about-surface);
  overflow: hidden;
}

#about-grid .grid-image img {
  width: 100%;
  max-height: 680px;
  object-fit: cover;
  filter: grayscale(1) contrast(1.1);
  transition: transform 0.5s ease, filter 0.5s ease;
}

#about-grid .grid-image:hover img {
  filter: grayscale(0.35) contrast(1.05);
  transform: scale(1.02);
}

#about-grid .grid-hero__image::after {
  position: absolute;
  right: -1rem;
  bottom: -1rem;
  width: 44%;
  height: 35%;
  background-image: radial-gradient(var(--about-accent) 1px, transparent 1px);
  background-size: 5px 5px;
  content: "";
  pointer-events: none;
}

#about-grid .grid-hero__copy,
#about-grid .grid-copy,
#about-grid .grid-chapter__head {
  background: var(--about-bg);
}

#about-grid .grid-kicker,
#about-grid .grid-index {
  color: var(--about-accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  line-height: 1.3;
  text-transform: uppercase;
}

#about-grid h1,
#about-grid h2,
#about-grid h3 {
  color: var(--about-ink);
  font-family: var(--font-sans);
}

#about-grid .grid-hero h1 {
  max-width: 10ch;
  margin: 1rem 0 1.5rem;
  font-size: clamp(4rem, 9vw, 8.5rem);
  font-weight: 800;
  letter-spacing: -0.09em;
  line-height: 0.83;
}

#about-grid .name-reveal {
  display: inline-grid;
  grid-template-columns: 1fr;
  align-items: baseline;
  position: relative;
  cursor: pointer;
  color: var(--about-ink);
  text-decoration: underline;
  text-decoration-color: var(--about-accent);
  text-underline-offset: 0.12em;
  text-decoration-thickness: 0.05em;
  transition: color 0.35s ease, text-decoration-color 0.35s ease;
  overflow: hidden;
  vertical-align: bottom;
  padding-bottom: 0.02em;
}

#about-grid .name-reveal:hover,
#about-grid .name-reveal:focus,
#about-grid .name-reveal:focus-within,
#about-grid .name-reveal.is-active {
  color: var(--about-accent);
  text-decoration-color: var(--about-accent);
  outline: none;
}

#about-grid .name-reveal__default,
#about-grid .name-reveal__alias {
  grid-area: 1 / 1;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease, filter 0.35s ease;
  will-change: transform, opacity, filter;
}

#about-grid .name-reveal__default {
  transform: translateY(0);
  opacity: 1;
  filter: blur(0);
}

#about-grid .name-reveal__alias {
  transform: translateY(85%);
  opacity: 0;
  filter: blur(3px);
  color: var(--about-accent);
}

#about-grid .name-reveal:hover .name-reveal__default,
#about-grid .name-reveal:focus .name-reveal__default,
#about-grid .name-reveal:focus-within .name-reveal__default,
#about-grid .name-reveal.is-active .name-reveal__default {
  transform: translateY(-85%);
  opacity: 0;
  filter: blur(3px);
}

#about-grid .name-reveal:hover .name-reveal__alias,
#about-grid .name-reveal:focus .name-reveal__alias,
#about-grid .name-reveal:focus-within .name-reveal__alias,
#about-grid .name-reveal.is-active .name-reveal__alias {
  transform: translateY(0);
  opacity: 1;
  filter: blur(0);
}

#about-grid .grid-lead {
  max-width: 55ch;
  margin: 0 0 1rem;
  color: var(--about-ink);
  font-size: clamp(20px, 2vw, 27px);
  line-height: 1.5;
}

#about-grid p {
  max-width: 70ch;
  margin: 0 0 1.4rem;
  color: var(--about-muted);
  font-size: clamp(16px, 1.15vw, 18px);
  line-height: 1.75;
}

#about-grid .grid-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.6rem;
  margin-top: 2rem;
}

#about-grid .grid-pill,
#about-grid .grid-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 40px;
  padding: 0.7rem 1rem;
  border: 1px solid var(--about-line);
  color: var(--about-ink);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
}

#about-grid .grid-pill i,
#about-grid .grid-pill svg,
#about-grid .grid-action i,
#about-grid .grid-action svg {
  font-size: 1rem;
  line-height: 1;
}

#about-grid .grid-pill:hover,
#about-grid .grid-pill:focus {
  border-color: var(--about-accent);
  color: var(--about-bg);
  background: var(--about-accent);
}

#about-grid .grid-chapter {
  margin-bottom: clamp(5rem, 11vw, 10rem);
}

#about-grid .grid-chapter__head {
  display: grid;
  grid-template-columns: 6rem 1fr;
  align-items: start;
  gap: 1rem;
  margin-bottom: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--about-line);
}

#about-grid .grid-chapter__head h2 {
  margin: 0;
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 0.94;
}

#about-grid .grid-feature {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) 1.1fr;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4rem);
  margin-bottom: clamp(2.5rem, 6vw, 6rem);
}

#about-grid .grid-feature:nth-of-type(even) .grid-image {
  order: 2;
}

#about-grid .grid-role-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(2rem, 4vw, 4rem);
  border: 1px solid var(--about-line);
  background: var(--about-line);
}

#about-grid .grid-role {
  position: relative;
  min-height: 290px;
  padding: clamp(1.5rem, 3vw, 2.75rem);
  background: var(--about-bg);
  cursor: pointer;
  overflow: hidden;
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

#about-grid .grid-role:hover,
#about-grid .grid-role:focus-visible {
  z-index: 2;
  background: var(--surface-hover);
  box-shadow: inset 0 0 0 1px var(--about-accent);
  outline: none;
  transform: translateY(-3px);
}

#about-grid .grid-role::after {
  position: absolute;
  right: -2rem;
  bottom: -3rem;
  width: 9rem;
  height: 9rem;
  background-image: radial-gradient(var(--about-accent) 1px, transparent 1px);
  background-size: 6px 6px;
  content: "";
  opacity: 0.18;
  pointer-events: none;
}

#about-grid .grid-role__number {
  color: var(--about-accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

#about-grid .grid-role h3 {
  margin: 2.2rem 0 1rem;
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 750;
  letter-spacing: -0.055em;
  line-height: 1;
}

#about-grid .grid-role p {
  position: relative;
  z-index: 1;
  margin-bottom: 1.75rem;
  font-size: clamp(16px, 1vw, 18px);
}

#about-grid .grid-role__action {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--about-accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

#about-grid .grid-role__action span {
  font-size: 1rem;
  transition: transform 0.2s ease;
}

#about-grid .grid-role:hover .grid-role__action span,
#about-grid .grid-role:focus-visible .grid-role__action span {
  transform: translate(3px, -3px);
}

body.role-modal-open {
  overflow: hidden;
}

#about-grid .role-modal {
  width: min(1040px, calc(100vw - 2rem));
  max-width: none;
  max-height: calc(100vh - 2rem);
  margin: auto;
  padding: 0;
  border: 1px solid var(--about-line);
  background: var(--about-bg);
  color: var(--about-ink);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.65);
  overflow: auto;
}

#about-grid .role-modal::backdrop {
  background: rgba(5, 5, 8, 0.82);
  backdrop-filter: blur(8px);
}

#about-grid .role-modal__surface {
  position: relative;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  background-image:
    linear-gradient(var(--about-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--about-line) 1px, transparent 1px);
  background-size: 48px 48px;
}

#about-grid .role-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
  display: grid;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--about-line);
  background: var(--about-bg);
  color: var(--about-ink);
  cursor: pointer;
  font-size: 1.7rem;
  line-height: 1;
  place-items: center;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

#about-grid .role-modal__close:hover,
#about-grid .role-modal__close:focus-visible {
  border-color: var(--about-accent);
  background: var(--about-accent);
  color: var(--about-bg);
  outline: none;
}

#about-grid .role-modal__header {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  margin-bottom: 1.25rem;
  padding-right: 3.5rem;
}

#about-grid .role-modal__header h2 {
  margin: 0;
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  font-weight: 750;
  letter-spacing: -0.045em;
  line-height: 1;
}

#about-grid .role-modal__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 1px;
  border: 1px solid var(--about-line);
  background: var(--about-line);
}

#about-grid .role-modal__details {
  display: grid;
  gap: 1px;
  background: var(--about-line);
}

#about-grid .role-modal__section {
  padding: clamp(1.25rem, 3vw, 2rem);
  background: var(--about-bg);
}

#about-grid .role-modal__section--job {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

#about-grid .role-modal__section h3 {
  margin: 0 0 1rem;
  color: var(--about-accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

#about-grid .role-modal__section p {
  margin: 0;
  color: var(--about-ink);
  font-size: clamp(18px, 2vw, 25px);
  line-height: 1.55;
}

#about-grid .role-modal__section ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

#about-grid .role-modal__section li {
  padding: 0.48rem 0.7rem;
  border: 1px solid var(--about-line);
  background: var(--about-surface);
  color: var(--about-ink);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  line-height: 1.35;
}

#about-grid .grid-image--contain {
  padding: clamp(1.5rem, 5vw, 5rem);
  background: #ffffff;
}

#about-grid .grid-image--contain img {
  object-fit: contain;
  filter: none;
}

#about-grid .grid-image--contain:hover img {
  filter: none;
}

#about-grid .grid-image--duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

#about-grid .grid-image--duo img {
  height: 100%;
  min-height: 260px;
}

/* Project artwork keeps a tall crop; JS adds a true barrel-displacement map. */
#about-grid #projects .grid-image {
  aspect-ratio: 3 / 4;
  isolation: isolate;
  overflow: visible;
  background: transparent;
}

#about-grid #projects.has-crt-barrel .grid-image {
  filter: url("#project-crt-barrel");
}

#about-grid #projects .grid-image img {
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: cover;
  filter: grayscale(1) contrast(1.15) brightness(0.92);
}

#about-grid #projects .grid-image:hover img {
  filter: grayscale(0.35) contrast(1.05);
}

#about-grid #projects .grid-image--duo {
  grid-template-columns: 1fr;
  grid-template-rows: 1fr 1fr;
}

#about-grid #projects .grid-image--duo img {
  min-height: 0;
}

#about-grid #projects .grid-image::before,
#about-grid #projects .grid-image::after {
  position: absolute;
  inset: 0;
  z-index: 2;
  content: "";
  pointer-events: none;
}

#about-grid #projects .grid-image::before {
  background:
    linear-gradient(
      to bottom,
      transparent 0 68%,
      rgba(255, 255, 255, 0.07) 68.3%,
      rgba(0, 0, 0, 0.16) 68.8%,
      transparent 69.7%
    ),
    repeating-linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0.018) 0,
      rgba(255, 255, 255, 0.018) 1px,
      rgba(0, 0, 0, 0.1) 2px,
      transparent 4px
    );
  opacity: 0.72;
}

#about-grid #projects .grid-image::after {
  background:
    linear-gradient(
      90deg,
      rgba(239, 71, 81, 0.08),
      transparent 8%,
      transparent 92%,
      rgba(69, 180, 255, 0.06)
    ),
    radial-gradient(
      ellipse at center,
      transparent 48%,
      rgba(0, 0, 0, 0.7) 112%
    );
  box-shadow:
    inset 0 0 30px rgba(0, 0, 0, 0.72),
    inset 0 0 4px rgba(255, 255, 255, 0.2);
}

#about-grid .grid-copy {
  padding: clamp(0.25rem, 2vw, 2rem);
}

#about-grid .grid-copy h3 {
  margin: 0.55rem 0 1.25rem;
  font-size: clamp(1.8rem, 4vw, 3.7rem);
  font-weight: 750;
  letter-spacing: -0.06em;
  line-height: 1;
}

#about-grid .grid-copy .grid-project-subtitle {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: none;
  margin: -0.35rem 0 1.75rem;
  color: var(--about-ink);
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.8rem, 1.1vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.4;
  text-transform: uppercase;
}

#about-grid .grid-copy .grid-project-subtitle::before {
  width: 2.5rem;
  height: 2px;
  flex: 0 0 auto;
  background: var(--about-accent);
  content: "";
}

#about-grid .grid-action {
  margin-top: 0.75rem;
  border-color: var(--about-accent);
  background: var(--about-accent);
}

#about-grid .grid-action:hover,
#about-grid .grid-action:focus {
  color: var(--about-accent);
  background: transparent;
}

#about-grid .grid-stats,
#about-grid .grid-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--about-line);
  background: var(--about-line);
}

#about-grid .grid-stat,
#about-grid .grid-card {
  padding: clamp(1.5rem, 4vw, 3.5rem);
  background: var(--about-bg);
}

#about-grid .grid-stat strong {
  display: block;
  color: var(--about-accent);
  font-size: clamp(3.3rem, 7vw, 6.6rem);
  font-weight: 800;
  letter-spacing: -0.09em;
  line-height: 0.9;
}

#about-grid .grid-stat h3,
#about-grid .grid-card h3 {
  margin: 1rem 0 0.75rem;
  font-size: clamp(1.1rem, 2vw, 1.55rem);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 1.2;
}

#about-grid .grid-stat p,
#about-grid .grid-card p {
  margin-bottom: 0;
  font-size: clamp(16px, 1vw, 18px);
  line-height: 1.7;
}

#about-grid mark {
  background: rgba(255, 51, 75, 0.14);
  color: #ffffff;
  padding: 0.12em 0.35em;
  border-radius: 4px;
  font-weight: 600;
  border-bottom: 2px solid rgba(255, 51, 75, 0.4);
  transition: background 0.2s ease, border-color 0.2s ease;
}

#about-grid mark:hover {
  background: rgba(255, 51, 75, 0.26);
  border-bottom-color: var(--about-accent);
}

#about-grid .grid-card {
  position: relative;
  overflow: hidden;
  transition: background 0.3s ease, transform 0.3s ease;
}

#about-grid .grid-card:hover {
  background: var(--about-surface);
}

#about-grid .grid-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

#about-grid .grid-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--about-accent);
  background: rgba(255, 51, 75, 0.1);
  border: 1px solid rgba(255, 51, 75, 0.3);
  border-radius: 3px;
  text-transform: uppercase;
  transition: all 0.2s ease;
}

#about-grid .grid-card__badge .badge-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 6px var(--about-accent);
  animation: badgePulse 1.6s infinite;
}

@keyframes badgePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.7); }
}

#about-grid .grid-card--gaming {
  cursor: crosshair;
}

#about-grid .grid-card--gaming .grid-card__content {
  position: relative;
  z-index: 2;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

#about-grid .grid-card--gaming:hover .grid-card__content,
#about-grid .grid-card--gaming:focus-within .grid-card__content,
#about-grid .grid-card--gaming.is-active .grid-card__content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
}

#about-grid .grid-card__game-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  background: var(--about-bg);
  display: flex;
  flex-direction: column;
}

#about-grid .grid-card--gaming:hover .grid-card__game-layer,
#about-grid .grid-card--gaming:focus-within .grid-card__game-layer,
#about-grid .grid-card--gaming.is-active .grid-card__game-layer {
  opacity: 1;
  pointer-events: auto;
}

#about-grid .grid-card__game-canvas {
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

#about-grid .grid-card__game-hud {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: rgba(17, 17, 19, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  pointer-events: none;
  z-index: 6;
}

#about-grid .grid-card__game-hud .hud-lbl {
  color: var(--about-muted);
  font-size: 9px;
  display: block;
  letter-spacing: 0.1em;
  margin-bottom: 1px;
}

#about-grid .grid-card__game-hud .hud-num {
  color: var(--about-accent);
  font-weight: 700;
  font-size: 13px;
}

#about-grid .grid-card__game-hud .hud-msg {
  color: var(--about-ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-align: center;
}

/* Coding Card Interactive Terminal Styles */
#about-grid .grid-card--coding {
  cursor: pointer;
}

#about-grid .grid-card--coding .grid-card__content {
  position: relative;
  z-index: 2;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

#about-grid .grid-card--coding:hover .grid-card__content,
#about-grid .grid-card--coding:focus-within .grid-card__content,
#about-grid .grid-card--coding.is-active .grid-card__content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
}

#about-grid .grid-card__terminal-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  background: #0e0e11;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  font-family: "JetBrains Mono", monospace;
}

#about-grid .grid-card--coding:hover .grid-card__terminal-layer,
#about-grid .grid-card--coding:focus-within .grid-card__terminal-layer,
#about-grid .grid-card--coding.is-active .grid-card__terminal-layer {
  opacity: 1;
  pointer-events: auto;
}

#about-grid .terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: #16161a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 11px;
}

#about-grid .terminal-dots {
  display: flex;
  gap: 6px;
}

#about-grid .terminal-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

#about-grid .terminal-dots .dot--red {
  background: var(--about-accent);
}

#about-grid .terminal-title {
  color: var(--about-muted);
  font-size: 11px;
  font-weight: 600;
}

#about-grid .terminal-status {
  color: var(--about-accent);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

#about-grid .terminal-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

#about-grid .card-mute-btn {
  padding: 2px 7px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  font-weight: 700;
  color: var(--about-muted);
  background: var(--about-surface);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 3px;
  cursor: pointer;
  pointer-events: auto;
  transition: all 0.15s ease;
}

#about-grid .card-mute-btn:hover {
  color: var(--about-ink);
  border-color: rgba(255, 255, 255, 0.3);
}

#about-grid .card-mute-btn.is-unmuted {
  background: var(--about-accent);
  color: #ffffff;
  border-color: var(--about-accent);
  box-shadow: 0 0 6px rgba(255, 51, 75, 0.4);
}

#about-grid .terminal-body {
  flex: 1;
  padding: 14px 16px;
  overflow-y: auto;
  background: #111113;
  color: var(--about-ink);
  font-size: clamp(12px, 1.1vw, 14px);
  line-height: 1.65;
}

#about-grid .terminal-code {
  margin: 0;
  font-family: "JetBrains Mono", monospace;
  white-space: pre-wrap;
  word-break: break-word;
}

#about-grid .terminal-cursor {
  color: var(--about-accent);
  font-weight: 800;
  animation: termCursorBlink 0.8s infinite;
}

@keyframes termCursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Syntax Highlighting */
#about-grid .term-keyword { color: var(--about-accent); font-weight: 700; }
#about-grid .term-string { color: #f4f4f5; }
#about-grid .term-comment { color: #71717a; font-style: italic; }
#about-grid .term-func { color: #ffffff; font-weight: 600; }
#about-grid .term-num { color: var(--about-accent); font-weight: 800; }
#about-grid .term-result-box {
  display: inline-block;
  margin-top: 6px;
  padding: 4px 10px;
  background: rgba(255, 51, 75, 0.14);
  border-left: 3px solid var(--about-accent);
  color: #ffffff;
  font-weight: 800;
  font-size: 14px;
}

/* Music Card Interactive Minimal DAW Styles */
#about-grid .grid-card--music {
  cursor: pointer;
}

#about-grid .grid-card--music .grid-card__content {
  position: relative;
  z-index: 2;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

#about-grid .grid-card--music:hover .grid-card__content,
#about-grid .grid-card--music:focus-within .grid-card__content,
#about-grid .grid-card--music.is-active .grid-card__content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
}

#about-grid .grid-card__daw-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  background: #0e0e11;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  overflow: hidden;
  font-family: "JetBrains Mono", monospace;
}

#about-grid .grid-card--music:hover .grid-card__daw-layer,
#about-grid .grid-card--music:focus-within .grid-card__daw-layer,
#about-grid .grid-card--music.is-active .grid-card__daw-layer {
  opacity: 1;
  pointer-events: auto;
}

#about-grid .daw-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#about-grid .daw-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--about-ink);
  letter-spacing: 0.05em;
}

#about-grid .daw-title .daw-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 6px var(--about-accent);
}

#about-grid .daw-controls {
  display: flex;
  gap: 6px;
}

#about-grid .daw-btn {
  padding: 3px 8px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  font-weight: 700;
  color: var(--about-ink);
  background: var(--about-surface);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s ease;
}

#about-grid .daw-btn:hover {
  background: var(--about-accent);
  color: #ffffff;
  border-color: var(--about-accent);
}

#about-grid .daw-btn--active {
  background: var(--about-accent);
  color: #ffffff;
  border-color: var(--about-accent);
}

#about-grid .daw-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 6px 0;
}

#about-grid .daw-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

#about-grid .track-label {
  width: 44px;
  font-size: 10px;
  font-weight: 700;
  color: var(--about-muted);
  letter-spacing: 0.05em;
}

#about-grid .step-container {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
}

#about-grid .daw-step {
  aspect-ratio: 1;
  max-height: 24px;
  background: #18181c;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.1s ease;
  position: relative;
}

#about-grid .daw-step:hover {
  border-color: rgba(255, 51, 75, 0.5);
  background: #222228;
}

#about-grid .daw-step.is-on {
  background-color: var(--about-accent);
  background-image: var(--dither-crimson);
  background-size: 3px 3px;
  border-color: var(--about-accent);
  box-shadow: 0 0 6px rgba(255, 51, 75, 0.4);
}

#about-grid .daw-step.is-playing {
  border-color: #ffffff;
  transform: scale(1.12);
  z-index: 2;
  box-shadow: 0 0 8px #ffffff;
}

#about-grid .daw-footer {
  text-align: center;
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

#about-grid .daw-hint {
  font-size: 9px;
  color: var(--about-muted);
  letter-spacing: 0.04em;
}

/* Technology Card Interactive Cluster Telemetry Monitor Styles */
#about-grid .grid-card--tech {
  cursor: pointer;
}

#about-grid .grid-card--tech .grid-card__content {
  position: relative;
  z-index: 2;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

#about-grid .grid-card--tech:hover .grid-card__content,
#about-grid .grid-card--tech:focus-within .grid-card__content,
#about-grid .grid-card--tech.is-active .grid-card__content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
}

#about-grid .grid-card__telemetry-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  background: #0e0e11;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  overflow: hidden;
  font-family: "JetBrains Mono", monospace;
}

#about-grid .grid-card--tech:hover .grid-card__telemetry-layer,
#about-grid .grid-card--tech:focus-within .grid-card__telemetry-layer,
#about-grid .grid-card--tech.is-active .grid-card__telemetry-layer {
  opacity: 1;
  pointer-events: auto;
}

#about-grid .telemetry-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#about-grid .telemetry-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--about-ink);
  letter-spacing: 0.05em;
}

#about-grid .telemetry-title .telemetry-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 6px var(--about-accent);
}

#about-grid .telemetry-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

#about-grid .telemetry-btn {
  padding: 3px 8px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  font-weight: 700;
  color: var(--about-ink);
  background: var(--about-surface);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s ease;
}

#about-grid .telemetry-btn:hover {
  background: var(--about-accent);
  color: #ffffff;
  border-color: var(--about-accent);
}

#about-grid .telemetry-nodes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin: 6px 0;
}

#about-grid .node-pill {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 6px;
  background: #16161a;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  font-size: 9px;
  font-weight: 700;
  color: var(--about-muted);
}

#about-grid .node-pill.is-online .node-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 4px var(--about-accent);
}

#about-grid .node-pill small {
  margin-left: auto;
  color: var(--about-ink);
}

#about-grid .telemetry-graph-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 54px;
}

#about-grid .graph-label {
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  font-weight: 700;
  color: var(--about-muted);
  letter-spacing: 0.05em;
}

#about-grid .graph-val {
  color: var(--about-accent);
}

#about-grid .telemetry-canvas {
  width: 100%;
  height: 48px;
  background: #111113;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 2px;
  display: block;
}

#about-grid .telemetry-meters {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 6px;
}

#about-grid .meter-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

#about-grid .meter-info {
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  font-weight: 700;
  color: var(--about-muted);
}

#about-grid .meter-track {
  height: 6px;
  background: #111113;
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

#about-grid .meter-fill {
  height: 100%;
  background-color: var(--about-accent);
  background-image: var(--dither-crimson);
  background-size: 3px 3px;
  transition: width 0.3s ease;
}

#about-grid .meter-fill--alt {
  background-color: #f4f4f5;
  background-image: var(--dither-25);
  background-size: 3px 3px;
}

/* Generative Art Card Interactive Diffusion Sampler Styles */
#about-grid .grid-card--art {
  cursor: pointer;
}

#about-grid .grid-card--art .grid-card__content {
  position: relative;
  z-index: 2;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

#about-grid .grid-card--art:hover .grid-card__content,
#about-grid .grid-card--art:focus-within .grid-card__content,
#about-grid .grid-card--art.is-active .grid-card__content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
}

#about-grid .grid-card__art-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  background: #0e0e11;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  overflow: hidden;
  font-family: "JetBrains Mono", monospace;
}

#about-grid .grid-card--art:hover .grid-card__art-layer,
#about-grid .grid-card--art:focus-within .grid-card__art-layer,
#about-grid .grid-card--art.is-active .grid-card__art-layer {
  opacity: 1;
  pointer-events: auto;
}

#about-grid .art-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#about-grid .art-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--about-ink);
  letter-spacing: 0.05em;
}

#about-grid .art-title .art-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 6px var(--about-accent);
}

#about-grid .art-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

#about-grid .art-btn {
  padding: 3px 8px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  font-weight: 700;
  color: var(--about-ink);
  background: var(--about-surface);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s ease;
}

#about-grid .art-btn:hover {
  background: var(--about-accent);
  color: #ffffff;
  border-color: var(--about-accent);
}

#about-grid .art-canvas-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 6px 0;
}

#about-grid .art-info {
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  font-weight: 700;
  color: var(--about-muted);
  letter-spacing: 0.04em;
}

#about-grid .art-step-txt {
  color: var(--about-accent);
}

#about-grid .art-canvas {
  width: 100%;
  flex: 1;
  min-height: 140px;
  background: #111113;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 2px;
  display: block;
  image-rendering: pixelated;
}

#about-grid .art-progress-track {
  height: 4px;
  background: #111113;
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

#about-grid .art-progress-fill {
  height: 100%;
  background-color: var(--about-accent);
  background-image: var(--dither-crimson);
  background-size: 3px 3px;
  transition: width 0.1s linear;
}

#about-grid .art-footer {
  text-align: center;
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

#about-grid .art-hint {
  font-size: 9px;
  color: var(--about-muted);
  letter-spacing: 0.04em;
}

/* Blogging Card Interactive Typewriter Reader Styles */
#about-grid .grid-card--blogging {
  cursor: pointer;
}

#about-grid .grid-card--blogging .grid-card__content {
  position: relative;
  z-index: 2;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

#about-grid .grid-card--blogging:hover .grid-card__content,
#about-grid .grid-card--blogging:focus-within .grid-card__content,
#about-grid .grid-card--blogging.is-active .grid-card__content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
}

#about-grid .grid-card__blogging-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  background: #0e0e11;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  overflow: hidden;
  font-family: "JetBrains Mono", monospace;
}

#about-grid .grid-card--blogging:hover .grid-card__blogging-layer,
#about-grid .grid-card--blogging:focus-within .grid-card__blogging-layer,
#about-grid .grid-card--blogging.is-active .grid-card__blogging-layer {
  opacity: 1;
  pointer-events: auto;
}

#about-grid .blogging-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#about-grid .blogging-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--about-ink);
  letter-spacing: 0.05em;
}

#about-grid .blogging-title .blogging-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 6px var(--about-accent);
}

#about-grid .blogging-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

#about-grid .blogging-btn {
  padding: 3px 8px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  font-weight: 700;
  color: var(--about-ink);
  background: var(--about-surface);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s ease;
}

#about-grid .blogging-btn:hover {
  background: var(--about-accent);
  color: #ffffff;
  border-color: var(--about-accent);
}

#about-grid .blogging-paper {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #141417;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  padding: 10px 12px;
  margin: 8px 0;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.4);
}

#about-grid .blogging-meta-bar {
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  font-weight: 700;
  color: var(--about-muted);
  letter-spacing: 0.05em;
}

#about-grid .blogging-readtime {
  color: var(--about-accent);
}

#about-grid .blogging-post-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--about-ink);
  margin: 4px 0 6px 0;
  line-height: 1.3;
}

#about-grid .blogging-body {
  flex: 1;
  display: flex;
  align-items: flex-start;
}

#about-grid .blogging-excerpt {
  font-size: 10px;
  line-height: 1.45;
  color: rgba(244, 244, 245, 0.85);
  margin: 0;
}

#about-grid .blogging-cursor {
  display: inline-block;
  color: var(--about-accent);
  margin-left: 2px;
  animation: blogBlink 0.8s infinite;
}

@keyframes blogBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

#about-grid .blogging-footer {
  text-align: center;
  padding-top: 4px;
}

#about-grid .blogging-link-btn {
  display: inline-block;
  padding: 4px 10px;
  font-size: 10px;
  font-weight: 700;
  color: var(--about-accent);
  background: rgba(255, 51, 75, 0.1);
  border: 1px solid rgba(255, 51, 75, 0.3);
  border-radius: 3px;
  text-decoration: none;
  transition: all 0.15s ease;
}

#about-grid .blogging-link-btn:hover {
  background: var(--about-accent);
  color: #ffffff;
  border-color: var(--about-accent);
  box-shadow: 0 0 8px rgba(255, 51, 75, 0.4);
}

/* Generative AI Card Interactive Daily Radar */
#about-grid .grid-card--genai,
#about-grid .grid-card--sports {
  cursor: pointer;
}

#about-grid .grid-card--genai .grid-card__content,
#about-grid .grid-card--sports .grid-card__content {
  position: relative;
  z-index: 2;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

#about-grid .grid-card--genai:hover .grid-card__content,
#about-grid .grid-card--genai:focus-within .grid-card__content,
#about-grid .grid-card--genai.is-active .grid-card__content,
#about-grid .grid-card--sports:hover .grid-card__content,
#about-grid .grid-card--sports:focus-within .grid-card__content,
#about-grid .grid-card--sports.is-active .grid-card__content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
}

#about-grid .grid-card__genai-layer,
#about-grid .grid-card__sports-layer {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  padding: 14px;
  overflow: hidden;
  background: #0e0e11;
  font-family: "JetBrains Mono", monospace;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

#about-grid .grid-card--genai:hover .grid-card__genai-layer,
#about-grid .grid-card--genai:focus-within .grid-card__genai-layer,
#about-grid .grid-card--genai.is-active .grid-card__genai-layer,
#about-grid .grid-card--sports:hover .grid-card__sports-layer,
#about-grid .grid-card--sports:focus-within .grid-card__sports-layer,
#about-grid .grid-card--sports.is-active .grid-card__sports-layer {
  opacity: 1;
  pointer-events: auto;
}

#about-grid .genai-header,
#about-grid .sports-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#about-grid .genai-title,
#about-grid .sports-title {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--about-ink);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

#about-grid .genai-dot,
#about-grid .sports-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 6px var(--about-accent);
}

#about-grid .genai-streak,
#about-grid .sports-live {
  color: var(--about-accent);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

#about-grid .genai-radar {
  display: grid;
  flex: 1;
  grid-template-columns: minmax(100px, 0.8fr) minmax(130px, 1.2fr);
  align-items: center;
  gap: clamp(12px, 3vw, 28px);
  min-height: 0;
  padding: 10px 4px;
}

#about-grid .genai-radar__rings {
  position: relative;
  width: min(100%, 148px);
  aspect-ratio: 1;
  margin: auto;
  overflow: hidden;
  border: 1px solid rgba(255, 51, 75, 0.65);
  border-radius: 50%;
  background:
    linear-gradient(rgba(255, 51, 75, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 51, 75, 0.1) 1px, transparent 1px);
  background-size: 25% 25%;
}

#about-grid .genai-radar__rings > span {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(255, 51, 75, 0.28);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

#about-grid .genai-radar__rings > span:nth-child(1) { width: 25%; height: 25%; }
#about-grid .genai-radar__rings > span:nth-child(2) { width: 52%; height: 52%; }
#about-grid .genai-radar__rings > span:nth-child(3) { width: 78%; height: 78%; }

#about-grid .genai-radar__sweep {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 48%;
  height: 2px;
  background: linear-gradient(90deg, var(--about-accent), transparent);
  box-shadow: 0 0 8px rgba(255, 51, 75, 0.7);
  transform-origin: left center;
  animation: genaiSweep 2.6s linear infinite;
}

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

#about-grid .genai-radar__blip {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--about-ink);
  box-shadow: 0 0 8px var(--about-accent);
  animation: genaiBlip 1.8s ease-in-out infinite;
}

#about-grid .genai-radar__blip--one { top: 29%; left: 64%; }
#about-grid .genai-radar__blip--two { top: 67%; left: 31%; animation-delay: 0.6s; }
#about-grid .genai-radar__blip--three { top: 73%; left: 71%; animation-delay: 1.2s; }

@keyframes genaiBlip {
  0%, 100% { opacity: 0.25; transform: scale(0.7); }
  50% { opacity: 1; transform: scale(1.35); }
}

#about-grid .genai-signal {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 7px;
}

#about-grid .genai-signal__label,
#about-grid .genai-signal > span:last-child {
  color: var(--about-muted);
  font-size: 9px;
  letter-spacing: 0.06em;
}

#about-grid .genai-signal strong {
  color: var(--about-ink);
  font-size: clamp(13px, 1.5vw, 18px);
  line-height: 1.25;
}

#about-grid .genai-topics,
#about-grid .sports-tabs {
  display: grid;
  gap: 5px;
}

#about-grid .genai-topics {
  grid-template-columns: repeat(4, 1fr);
}

#about-grid .genai-topic,
#about-grid .sports-tab {
  padding: 5px 6px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 2px;
  background: var(--about-surface);
  color: var(--about-muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  font-weight: 700;
  cursor: pointer;
}

#about-grid .genai-topic:hover,
#about-grid .genai-topic:focus-visible,
#about-grid .genai-topic.is-active,
#about-grid .sports-tab:hover,
#about-grid .sports-tab:focus-visible,
#about-grid .sports-tab.is-active {
  border-color: var(--about-accent);
  outline: none;
  background: rgba(255, 51, 75, 0.14);
  color: var(--about-ink);
}

/* Sports Card Interactive Match Center */
#about-grid .sports-tabs {
  grid-template-columns: 1fr 1fr;
  margin: 8px 0;
}

#about-grid .sports-scoreboard {
  display: flex;
  flex: 1;
  min-height: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    #111113;
  background-size: 20px 20px;
}

#about-grid .sports-period {
  color: var(--about-accent);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

#about-grid .sports-score {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 3vw, 30px);
  margin: 5px 0;
}

#about-grid .sports-score > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

#about-grid .sports-score strong {
  color: var(--about-ink);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1;
}

#about-grid .sports-team,
#about-grid .sports-versus {
  color: var(--about-muted);
  font-size: 10px;
  font-weight: 700;
}

#about-grid .sports-play {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--about-muted);
  font-size: 8px;
  letter-spacing: 0.04em;
  text-align: center;
}

#about-grid .sports-play__pulse {
  width: 5px;
  height: 5px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--about-accent);
  animation: badgePulse 1s infinite;
}

#about-grid .sports-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 8px;
  background: rgba(255, 255, 255, 0.08);
}

#about-grid .sports-stats > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  padding: 6px 7px;
  background: #111113;
}

#about-grid .sports-stats span {
  color: var(--about-muted);
  font-size: 7px;
  letter-spacing: 0.04em;
}

#about-grid .sports-stats strong {
  color: var(--about-ink);
  font-size: 10px;
}

#about-grid .grid-card__icon {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  place-items: center;
  color: var(--about-accent);
  background: var(--about-surface);
  font-family: "JetBrains Mono", monospace;
  font-size: 1rem;
  font-weight: 700;
}

#about-grid .grid-card__icon > i {
  width: 1.25em;
  color: inherit;
  font-size: 1.1rem;
  line-height: 1;
  text-align: center;
}

#about-grid .grid-contact {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2rem;
  padding: clamp(2rem, 6vw, 5rem);
  background: var(--about-accent);
}

#about-grid .grid-contact small {
  color: var(--about-bg);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
}

#about-grid .grid-contact h2 {
  max-width: 10ch;
  margin: 0.5rem 0 0;
  color: var(--about-bg);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 850;
  letter-spacing: -0.08em;
  line-height: 0.84;
}

#about-grid .grid-contact .grid-action {
  border-color: var(--about-bg);
  color: var(--about-ink);
  background: var(--about-bg);
}

/* 3-Row Infinite Marquee Ticker */
#about-grid .grid-marquee {
  background: var(--about-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 2.25rem 0;
  overflow: hidden;
  position: relative;
}

#about-grid .grid-marquee::before,
#about-grid .grid-marquee::after {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 60px;
  z-index: 2;
  content: "";
  pointer-events: none;
}

#about-grid .grid-marquee::before {
  left: 0;
  background: linear-gradient(90deg, var(--about-surface) 0%, transparent 100%);
}

#about-grid .grid-marquee::after {
  right: 0;
  background: linear-gradient(-90deg, var(--about-surface) 0%, transparent 100%);
}

#about-grid .marquee-track {
  display: flex;
  gap: 1rem;
  width: max-content;
  margin-bottom: 1rem;
  will-change: transform;
}

#about-grid .marquee-track:last-child {
  margin-bottom: 0;
}

#about-grid .marquee-track--left1 {
  animation: scrollLeft 38s linear infinite;
}

#about-grid .marquee-track--right {
  animation: scrollRight 42s linear infinite;
}

#about-grid .marquee-track--left2 {
  animation: scrollLeft 35s linear infinite;
}

#about-grid .grid-marquee:hover .marquee-track {
  animation-play-state: paused;
}

@keyframes scrollLeft {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes scrollRight {
  0% { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

#about-grid .marquee-pill {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  padding: 0.5rem 1.25rem;
  background: var(--about-bg);
  color: var(--about-ink);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: border-color 0.25s ease, transform 0.25s ease, background 0.25s ease, color 0.25s ease, opacity 0.25s ease, filter 0.25s ease, box-shadow 0.25s ease;
}

#about-grid .marquee-pill:hover {
  border-color: var(--about-accent);
  background: rgba(255, 51, 75, 0.15);
  color: #ffffff;
  transform: translateY(-2px);
}

/* Mapped Status Dots */
#about-grid .stack-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

#about-grid .stack-dot--worked {
  background-color: #ff334b;
  box-shadow: 0 0 6px rgba(255, 51, 75, 0.7);
}

#about-grid .stack-dot--learned {
  background-color: #f59e0b;
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.7);
}

#about-grid .stack-dot--used {
  background-color: #38bdf8;
  box-shadow: 0 0 6px rgba(56, 189, 248, 0.7);
}

/* Stack Controls: Search Bar & Legend Toolbar */
#about-grid .stack-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
  padding: 0.85rem 1.25rem;
  background: var(--about-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
}

#about-grid .stack-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  flex: 1 1 260px;
  max-width: 380px;
}

#about-grid .stack-search__icon {
  position: absolute;
  left: 0.85rem;
  color: var(--about-muted);
  pointer-events: none;
}

#about-grid .stack-search__input {
  width: 100%;
  padding: 0.55rem 2.2rem 0.55rem 2.3rem;
  background: var(--about-bg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 100px;
  color: var(--about-ink);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

#about-grid .stack-search__input::placeholder {
  color: var(--about-muted);
  opacity: 0.7;
}

#about-grid .stack-search__input:focus {
  border-color: var(--about-accent);
  box-shadow: 0 0 0 3px rgba(255, 51, 75, 0.15);
}

#about-grid .stack-search__clear {
  position: absolute;
  right: 0.75rem;
  background: transparent;
  border: none;
  color: var(--about-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  transition: color 0.2s ease, background 0.2s ease;
}

#about-grid .stack-search__clear:hover {
  color: var(--about-ink);
  background: rgba(255, 255, 255, 0.1);
}

/* Legend & Interactive Tooltips */
#about-grid .stack-legend {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

#about-grid .stack-legend__item {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border-radius: 100px;
  background: var(--about-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  color: var(--about-ink);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  user-select: none;
}

#about-grid .stack-legend__item:hover,
#about-grid .stack-legend__item:focus,
#about-grid .stack-legend__item.is-active {
  border-color: rgba(255, 255, 255, 0.25);
  background: var(--surface-hover);
  transform: translateY(-1px);
}

#about-grid .stack-legend__item.is-active {
  border-color: var(--about-accent);
  box-shadow: 0 0 8px rgba(255, 51, 75, 0.25);
}

#about-grid .stack-tooltip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  width: max-content;
  max-width: 250px;
  padding: 0.6rem 0.85rem;
  background: #1a1a1e;
  color: #f4f4f5;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.4;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.7);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
  z-index: 100;
  text-align: center;
  white-space: normal;
  font-weight: 400;
}

#about-grid .stack-tooltip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 5px;
  border-style: solid;
  border-color: #1a1a1e transparent transparent transparent;
}

#about-grid .stack-legend__item:hover .stack-tooltip,
#about-grid .stack-legend__item:focus .stack-tooltip,
#about-grid .stack-legend__item:focus-within .stack-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* Highlighted & Dimmed Pills during Search/Filter */
/* Filtered state: Hide unmatched pills */
#about-grid .marquee-pill.is-hidden {
  display: none !important;
}

#about-grid .marquee-pill.is-matched {
  display: inline-flex !important;
  opacity: 1;
  filter: none;
  border-color: var(--about-accent);
  background: rgba(255, 51, 75, 0.15);
  box-shadow: 0 0 12px rgba(255, 51, 75, 0.25);
  transform: scale(1.03);
}

#about-grid mark.stack-highlight {
  background: rgba(255, 51, 75, 0.4);
  color: #ffffff;
  padding: 0 3px;
  border-radius: 2px;
  border-bottom: 2px solid var(--about-accent);
  font-weight: 700;
}

/* When search/filter is active, format tracks into centered, wrapped pill rows */
#about-grid .grid-marquee.has-search .marquee-track {
  animation: none !important;
  transform: none !important;
  width: 100%;
  justify-content: center;
  flex-wrap: wrap;
  row-gap: 0.75rem;
}

#about-grid .stack-no-results {
  text-align: center;
  padding: 1.5rem;
  color: var(--about-muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
}

#about-grid .stack-no-results span {
  color: var(--about-ink);
  font-weight: 600;
}


@media screen and (max-width: 992px) {
  #about-grid .grid-hero,
  #about-grid .grid-feature {
    grid-template-columns: 1fr;
  }

  #about-grid .role-modal__layout {
    grid-template-columns: 1fr;
  }

  #about-grid .role-modal__section--job {
    min-height: 0;
  }

  #about-grid .grid-role-list {
    grid-template-columns: 1fr;
  }

  #about-grid .grid-role {
    min-height: 0;
  }

  #about-grid .grid-hero {
    min-height: 0;
  }

  #about-grid .grid-feature:nth-of-type(even) .grid-image {
    order: initial;
  }
}

@media screen and (max-width: 1200px) and (min-width: 769px) {
  #about-grid .grid-role-list {
    grid-template-columns: 1fr;
  }

  #about-grid .grid-role {
    min-height: 0;
  }
}

@media screen and (max-width: 640px) {
  #about-grid .grid-shell {
    padding-inline: 1rem;
  }

  #about-grid .grid-chapter__head,
  #about-grid .grid-contact {
    grid-template-columns: 1fr;
  }

  #about-grid .grid-stats,
  #about-grid .grid-cards,
  #about-grid .grid-role-list,
  #about-grid .grid-image--duo {
    grid-template-columns: 1fr;
  }

  #about-grid .grid-role {
    min-height: 0;
  }

  #about-grid .role-modal {
    width: calc(100vw - 1rem);
    max-height: calc(100vh - 1rem);
  }

  #about-grid .role-modal__surface {
    padding: 1rem;
  }

  #about-grid .role-modal__header {
    display: block;
    padding: 2.75rem 0 0;
  }

  #about-grid .role-modal__close {
    top: 0.75rem;
    right: 0.75rem;
  }

  #about-grid .grid-image--duo img {
    min-height: 0;
  }

  #about-grid .stack-controls {
    flex-direction: column;
    align-items: stretch;
  }

  #about-grid .stack-search-wrap {
    max-width: 100%;
  }

  #about-grid .stack-legend {
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  #about-grid *,
  #about-grid *::before,
  #about-grid *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}