/* ==========================================================================
   Home sections — experience reel, work, skills, achievements, contact
   ========================================================================== */

/* --------------------------------------------------------------------------
   Experience — pinned horizontal reel with a rolling name and counter
   -------------------------------------------------------------------------- */

.reel-pin {
  display: flex;
  flex-direction: column;
  height: 100svh;
  padding: calc(var(--nav-h) + 0.25rem) var(--gutter) clamp(0.9rem, 2vh, 1.5rem);
  overflow: hidden;
}

.reel-head {
  text-align: center;
  border-bottom: 1px solid var(--fg);
}

.reel-title {
  font-family: var(--f-display);
  font-stretch: 125%;
  font-weight: 800;
  font-size: clamp(2rem, min(9.2vw, 13vh), 8.75rem);
  line-height: 0.84;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  padding-bottom: 0.08em;
}

@media (max-width: 900px) {
  .reel-head {
    text-align: left;
  }

  .reel-sub {
    flex-direction: column;
    gap: 0.5rem;
  }

  .reel-sub p:last-child {
    display: none;
  }
}

.reel-sub {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  padding-top: 0.9rem;
}

.reel-sub p {
  max-width: 46ch;
  font-size: 0.975rem;
  line-height: 1.5;
  color: var(--fg-soft);
}

.reel-viewport {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  padding-block: clamp(1rem, 3vh, 2rem);
}

.reel-track {
  display: flex;
  gap: var(--gutter);
  will-change: transform;
}

.job {
  flex: 0 0 min(38rem, 44vw);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: clamp(1.25rem, 2.2vw, 2rem);
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--ink);
  transition: transform 0.6s var(--ease-out);
}

.job-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--line);
}

.job-top .label {
  color: var(--mute);
}

.job-top .label:last-child {
  color: var(--accent-ink);
}

.job-role {
  font-size: clamp(1.45rem, 2.1vw, 2.05rem);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.job-org {
  margin-top: -0.35rem;
  font-size: 1rem;
  color: var(--mute);
}

.job-points {
  display: grid;
  gap: 0.6rem;
}

.job-points li {
  position: relative;
  padding-left: 1.3rem;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--ink-soft);
}

.job-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.55rem;
  height: 1px;
  background: currentColor;
}

.reel-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--fg);
}

.reel-names,
.reel-count {
  height: 1em;
  overflow: clip;
  font-family: var(--f-display);
  font-stretch: 125%;
  font-weight: 800;
  font-size: clamp(1.6rem, min(4.4vw, 7vh), 4.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.reel-names-track span,
.reel-count-track span {
  display: block;
  height: 1em;
  white-space: nowrap;
}

.reel-count {
  text-align: right;
}

@media (max-width: 900px) {
  .reel-pin {
    height: auto;
    padding-top: clamp(4rem, 12vw, 6rem);
    padding-bottom: 4rem;
  }

  .reel-viewport {
    display: block;
    padding-block: 2rem 0;
  }

  .reel-track {
    flex-direction: column;
  }

  .job {
    flex-basis: auto;
  }

  .reel-foot {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Work — case studies stack as you scroll, then an index of the rest
   -------------------------------------------------------------------------- */

.work {
  padding: clamp(5rem, 10vw, 9rem) var(--gutter) clamp(4rem, 8vw, 7rem);
}

.stack {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.stack-card {
  position: sticky;
  top: calc(var(--nav-h) + 1rem);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.5rem) var(--gutter);
  min-height: min(80svh, 46rem);
  padding: clamp(1.25rem, 2.6vw, 2.5rem);
  background: var(--card);
  border: 1px solid var(--line-strong);
  transform-origin: 50% 0;
}

.stack-card::after {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: 3;
  background: var(--paper);
  opacity: var(--dim, 0);
  pointer-events: none;
}

.stack-copy {
  grid-column: 1 / span 5;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stack-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}

.stack-title {
  font-size: clamp(2rem, 3.5vw, 3.6rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.stack-title small {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.42em;
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--mute);
}

.stack-blurb {
  max-width: 52ch;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink-soft);
}

.stack-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

.chip {
  position: relative;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--line-strong);
  font: 500 0.75rem / 1 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.chip:hover,
.chip:focus-visible {
  background: var(--ink);
  color: var(--paper);
}

.chip--solid {
  background: var(--ink);
  color: var(--paper);
}

.chip--solid:hover,
.chip--solid:focus-visible {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}

.stack-media {
  grid-column: 6 / -1;
  position: relative;
}

.stack-media .frame {
  transition: transform 0.8s var(--ease-out);
}

.stack-card:hover .stack-media .frame--browser {
  transform: translateY(-0.4rem);
}

.stack-phone {
  position: absolute;
  right: -1.5%;
  bottom: -9%;
  z-index: 2;
  width: 23%;
}

.stack-phone .frame--phone {
  width: 100%;
}

.card-link {
  position: absolute;
  inset: 0;
  z-index: 2;
}

@media (max-width: 960px) {
  .stack-card {
    position: relative;
    top: auto;
    min-height: 0;
  }

  .stack-copy,
  .stack-media {
    grid-column: 1 / -1;
  }

  .stack-media {
    order: -1;
    margin-bottom: 1rem;
  }
}

/* Patents reuse the work stack; the media is a night render of each model. */
.patent-card {
  --pc: #c98a2b;
}

.patent-card--uav {
  --pc: #0f8f83;
}

:root[data-theme="dark"] .patent-card--uav {
  --pc: #3ee6d6;
}

:root[data-theme="dark"] .patent-card--oc {
  --pc: #f0a540;
}

.frame--stage {
  border-color: color-mix(in srgb, var(--night-fg) 14%, var(--night));
  background: var(--night);
}

.frame--stage .frame-bar {
  background: color-mix(in srgb, var(--night-fg) 6%, var(--night));
  border-bottom-color: color-mix(in srgb, var(--night-fg) 10%, transparent);
}

.frame--stage .frame-bar i {
  background: color-mix(in srgb, var(--night-fg) 22%, transparent);
}

.frame--stage .frame-bar i:first-child {
  background: var(--pc);
}

.frame--stage .frame-url {
  background: color-mix(in srgb, var(--night-fg) 8%, var(--night));
  color: color-mix(in srgb, var(--night-fg) 62%, transparent);
}

.frame--stage .frame-view {
  background: var(--night);
}

.frame--stage .frame-view img {
  object-position: 50% 50%;
  transition: transform 1.2s var(--ease-out);
}

.patent-card:hover .frame--stage .frame-view img {
  transform: scale(1.035);
}

.patent-card .stack-meta .label--hl,
.patent-card .stack-title small {
  color: var(--pc);
}

.chip--quiet,
.chip--quiet:hover {
  background: transparent;
  border-style: dashed;
  color: var(--mute);
}

/* Index of the smaller projects */
.rows {
  margin-top: clamp(4rem, 8vw, 6rem);
}

.rows-head {
  display: flex;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--fg);
}

.row a {
  position: relative;
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1.35fr) minmax(0, 0.9fr) 2rem;
  align-items: start;
  gap: 0.5rem 1.5rem;
  padding: clamp(1.25rem, 2.4vw, 2rem) 0.75rem;
  border-bottom: 1px solid var(--rule);
  isolation: isolate;
  transition: color 0.4s var(--ease-out);
}

.row a::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: 50% 100%;
  transition: transform 0.55s var(--ease-out);
}

.row a:hover::before,
.row a:focus-visible::before {
  transform: scaleY(1);
}

.row a:hover,
.row a:focus-visible {
  color: var(--on-accent);
}

.row-idx {
  padding-top: 0.55rem;
}

.row-title {
  display: block;
  font-size: clamp(1.5rem, 2.6vw, 2.5rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.row-text {
  display: block;
  margin-top: 0.6rem;
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--fg-soft);
}

.row-meta {
  display: grid;
  gap: 0.45rem;
  padding-top: 0.55rem;
}

.row-badge {
  color: var(--hl);
}

.row-arrow {
  padding-top: 0.35rem;
  font-size: 1.5rem;
  line-height: 1;
  transition: transform 0.5s var(--ease-out);
}

.row a:hover .row-arrow {
  transform: translate(0.2rem, -0.2rem);
}

.row a:hover .label,
.row a:hover .row-text,
.row a:focus-visible .label,
.row a:focus-visible .row-text {
  color: var(--on-accent);
}

@media (max-width: 760px) {
  .row a {
    grid-template-columns: 2.5rem minmax(0, 1fr) 1.5rem;
  }

  .row-meta {
    grid-column: 2 / 3;
    grid-row: 2;
    padding-top: 0;
  }
}

/* --------------------------------------------------------------------------
   Skills — numbered capability rows
   -------------------------------------------------------------------------- */

.skills {
  padding: clamp(4rem, 8vw, 7rem) var(--gutter);
}

.cap {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr) minmax(0, 1.25fr);
  align-items: baseline;
  gap: 0.75rem 1.5rem;
  padding: clamp(1.2rem, 2.2vw, 1.8rem) 0;
  border-bottom: 1px solid var(--rule);
}

.cap-title {
  font-size: clamp(1.6rem, 3vw, 3rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.035em;
  transition: transform 0.6s var(--ease-out), color 0.4s ease;
}

.cap:hover .cap-title {
  transform: translateX(0.6rem);
  color: var(--hl);
}

.cap-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cap-items li {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--rule);
  font-size: 0.95rem;
  line-height: 1.2;
  color: var(--fg-soft);
  transition: border-color 0.3s ease, color 0.3s ease;
}

.cap:hover .cap-items li {
  border-color: var(--fg);
  color: var(--fg);
}

@media (max-width: 760px) {
  .cap {
    grid-template-columns: 3rem minmax(0, 1fr);
  }

  .cap-items {
    grid-column: 1 / -1;
  }
}

/* --------------------------------------------------------------------------
   Achievements — a marquee that answers scroll speed, then the list
   -------------------------------------------------------------------------- */

.marquee {
  overflow: hidden;
  padding-block: clamp(0.9rem, 2vw, 1.4rem);
  background: var(--accent);
  color: var(--on-accent);
  border-block: 1px solid var(--ink);
}

.marquee-track {
  display: flex;
  width: max-content;
  will-change: transform;
}

.marquee-group {
  display: flex;
  align-items: center;
}

.marquee-group span {
  display: inline-flex;
  align-items: center;
  gap: clamp(1.25rem, 2.6vw, 2.25rem);
  padding-right: clamp(1.25rem, 2.6vw, 2.25rem);
  font-family: var(--f-display);
  font-stretch: 125%;
  font-weight: 800;
  font-size: clamp(1.8rem, 4.6vw, 4.25rem);
  line-height: 1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.marquee-group span::after {
  content: "";
  width: 0.32em;
  height: 0.32em;
  background: currentColor;
}

.honours {
  padding: clamp(4rem, 8vw, 7rem) var(--gutter);
}

.honour-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(1.5rem, 4vw, 4rem);
}

.honour-list li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--rule);
  font-size: 1.125rem;
  line-height: 1.45;
}

.honour-list .label {
  padding-top: 0.3rem;
}

.honour-list small {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.975rem;
  color: var(--fg-mute);
}

.honour-list a {
  color: var(--hl);
}

@media (max-width: 760px) {
  .honour-list {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Contact — inverted closing page
   -------------------------------------------------------------------------- */

.contact {
  padding: clamp(5rem, 10vw, 9rem) var(--gutter) 0;
  overflow: hidden;
}

.contact-title {
  margin: clamp(1rem, 2vw, 1.5rem) 0 clamp(2.5rem, 6vw, 5rem);
  font-family: var(--f-display);
  font-stretch: 125%;
  font-weight: 800;
  font-size: clamp(3rem, 14vw, 16rem);
  line-height: 0.84;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.contact-title .roll-line:last-child,
.contact-title .roll-line:last-child .roll-track > span {
  text-align: right;
}

.contact .site-footer {
  padding-inline: 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2.5rem var(--gutter);
  padding: 2rem 0 clamp(3rem, 7vw, 6rem);
  border-top: 1px solid var(--fg);
}

.contact-main {
  grid-column: 1 / span 7;
}

.contact-email {
  display: inline-block;
  margin-top: 1.25rem;
  padding-bottom: 0.2rem;
  border-bottom: 2px solid currentColor;
  font-size: clamp(1.55rem, 4.2vw, 3.9rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.035em;
  overflow-wrap: anywhere;
  transition: color 0.35s ease;
}

.contact-email:hover,
.contact-email:focus-visible {
  color: var(--hl);
}

.contact-phone {
  margin-top: 1.1rem;
  font-family: var(--f-mono);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  color: var(--fg-soft);
}

.socials {
  grid-column: 8 / span 3;
  border-top: 1px solid var(--rule);
}

.socials a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--rule);
  font: 500 0.8125rem / 1 var(--f-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color 0.3s ease, padding 0.5s var(--ease-out);
}

.socials a span {
  transition: transform 0.5s var(--ease-out);
}

.socials a:hover,
.socials a:focus-visible {
  padding-left: 0.5rem;
  color: var(--hl);
}

.socials a:hover span {
  transform: translate(0.15rem, -0.15rem);
}

.contact-meta {
  grid-column: 11 / -1;
  display: grid;
  align-content: start;
  gap: 1.25rem;
}

.contact-meta dd {
  margin-top: 0.3rem;
  font-size: 1rem;
  font-weight: 500;
}

@media (max-width: 960px) {
  .contact-main,
  .socials,
  .contact-meta {
    grid-column: 1 / -1;
  }

  .contact-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}