/* ==========================================================================
   G Factor — Interior pages (dark)
   Page head · Article · Band · Case: head, story, flow, explorer, strip ·
   Work index · 404
   ========================================================================== */

/* ---------- Page head ---------- */
.phead {
  position: relative;
  isolation: isolate;
  overflow: clip;
  padding: calc(var(--header) + clamp(3rem, 1rem + 6vw, 7rem)) 0 var(--rhythm-s);
  border-bottom: 1px solid var(--line);
}

.phead::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: radial-gradient(60% 80% at 85% 0%, rgba(var(--glow-rgb), 0.3), transparent 70%);
}

.phead__grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.5;
  -webkit-mask-image: radial-gradient(70% 90% at 85% 0%, #000 10%, transparent 70%);
  mask-image: radial-gradient(70% 90% at 85% 0%, #000 10%, transparent 70%);
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 var(--s4);
  padding: 0;
  list-style: none;
  font-size: var(--fs-caption);
  color: var(--text-3);
}

.crumbs li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--text-4);
}

.crumbs a {
  transition: color 0.2s;
}

.crumbs a:hover {
  color: var(--text);
}

.crumbs [aria-current] {
  color: var(--lav);
}

.phead h1 {
  max-width: 14ch;
}

.phead .lead {
  max-width: 44ch;
  margin-top: var(--s3);
}

.phead .btn {
  margin-top: var(--s4);
}

.phead__meta {
  margin-top: var(--s4);
  color: var(--text-3);
}

/* ---------- Article ---------- */
.article {
  padding-block: var(--rhythm-s) var(--rhythm-m);
}

.article__aside,
.article__body {
  grid-column: 1 / -1;
}

.article__aside {
  margin-bottom: var(--s5);
}

@media (min-width: 1000px) {
  .article__aside {
    grid-column: 1 / span 3;
    grid-row: 1;
    position: sticky;
    top: calc(var(--header) + 32px);
    align-self: start;
    margin: 0;
  }

  .article__body {
    grid-column: 5 / span 7;
  }
}

.aside-list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-small);
}

.aside-list a {
  display: block;
  padding: 5px 0;
  color: var(--text-3);
  transition: color 0.2s;
}

.aside-list a:hover,
.aside-list a[aria-current] {
  color: var(--text);
}

.aside-title {
  margin-bottom: var(--s1);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-4);
}

@media (max-width: 999px) {
  .article__aside--toc {
    display: none;
  }
}

.prose {
  max-width: 66ch;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-2);
}

.prose > * + *,
.prose section > * + *,
.prose .legal-notice > * + * {
  margin-top: 1.1em;
}

.prose h2 {
  margin-top: 2.6em;
  font-size: var(--fs-h3);
  line-height: 1.15;
  letter-spacing: -0.028em;
  color: var(--text);
}

.prose h2:first-child,
.prose .legal-number + h2 {
  margin-top: 0;
}

.prose h3 {
  margin-top: 2em;
  font-size: 1.125rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
}

.prose strong {
  font-weight: 500;
  color: var(--text);
}

.prose a {
  color: var(--lav);
  text-decoration: underline;
  text-decoration-color: rgba(180, 169, 242, 0.4);
  text-underline-offset: 0.25em;
}

.prose a:hover {
  text-decoration-color: currentColor;
}

.prose ul,
.prose ol {
  padding-left: 1.1em;
}

.prose li + li {
  margin-top: 0.4em;
}

.prose li::marker {
  color: var(--violet-soft);
}

.prose section {
  scroll-margin-top: calc(var(--header) + 24px);
}

.prose section + section {
  margin-top: 3em;
  padding-top: 3em;
  border-top: 1px solid var(--line);
}

.prose .legal-number {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: var(--fs-mono);
  color: var(--violet-soft);
}

.prose .legal-notice,
.prose .legal-callout {
  padding-left: 1em;
  border-left: 2px solid var(--violet-soft);
  color: var(--text-2);
}

.prose .legal-notice strong {
  display: block;
}

.prose .legal-data-grid {
  display: grid;
  gap: var(--s3) var(--s4);
}

@media (min-width: 640px) {
  .prose .legal-data-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.prose .legal-data-grid h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.prose .legal-data-grid p {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.55;
}

.prose table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: var(--fs-small);
  line-height: 1.5;
}

@media (min-width: 760px) {
  .prose table {
    display: table;
  }
}

.prose th,
.prose td {
  padding: 12px 16px 12px 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.prose th {
  font-weight: 500;
  color: var(--text);
}

.prose .status {
  white-space: nowrap;
  color: var(--text);
}

/* ---------- Band ---------- */
.band {
  position: relative;
  isolation: isolate;
  overflow: clip;
  padding: var(--rhythm-s) 0;
  border-top: 1px solid var(--line);
}

.band__in {
  display: grid;
  gap: var(--s4);
  justify-items: start;
}

.band h2 {
  max-width: 16ch;
}

@media (min-width: 900px) {
  .band__in {
    grid-template-columns: 1fr auto;
    align-items: end;
  }
}

/* ======================================================================
   CASE
   ====================================================================== */
.chead {
  position: relative;
  isolation: isolate;
  overflow: clip;
  padding: calc(var(--header) + clamp(2.5rem, 1rem + 4vw, 5rem)) 0 var(--rhythm-s);
}

.chead::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: radial-gradient(60% 70% at 75% 30%, var(--glow-a, rgba(var(--glow-rgb), 0.3)), transparent 70%);
}

.chead__grid {
  row-gap: var(--s5);
  align-items: center;
}

.chead__text,
.chead__stage {
  grid-column: 1 / -1;
}

.chead__text {
  display: grid;
  gap: var(--s3);
  justify-items: start;
  align-content: center;
}

.chead__logo {
  width: auto;
  height: clamp(40px, 3rem + 1vw, 60px);
}

.chead__logo--tnt {
  height: clamp(32px, 2.4rem + 1vw, 46px);
}

.chead h1 {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.chead__lead {
  max-width: 20ch;
  font-size: clamp(2rem, 1.2rem + 2.6vw, 3.75rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.chead__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s2) var(--s3);
  width: 100%;
  margin: var(--s2) 0 0;
  padding-top: var(--s3);
  border-top: 1px solid var(--line);
}

.chead__meta dt {
  font-size: var(--fs-caption);
  color: var(--text-3);
}

.chead__meta dd {
  margin: 2px 0 0;
  font-size: var(--fs-small);
}

.chead__stage {
  position: relative;
  padding: clamp(1rem, 4vw, 3rem) clamp(0rem, 2vw, 2rem);
}

@media (min-width: 1000px) {
  .chead__text {
    grid-column: 1 / span 5;
  }

  .chead__stage {
    grid-column: 6 / -1;
  }

  .chead--flip .chead__text {
    grid-column: 8 / -1;
    grid-row: 1;
  }

  .chead--flip .chead__stage {
    grid-column: 1 / span 7;
    grid-row: 1;
  }
}

/* Facts band right under the head */
.cfacts {
  padding-bottom: var(--rhythm-s);
}

/* Story rows */
.story {
  padding-bottom: var(--rhythm-m);
}

.story__row {
  row-gap: var(--s1);
  padding: var(--s4) 0;
  border-top: 1px solid var(--line);
}

.story__row:last-child {
  border-bottom: 1px solid var(--line);
}

.story__row h2 {
  grid-column: 1 / -1;
  font-family: var(--mono);
  font-size: var(--fs-mono);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--violet-soft);
}

.story__row p {
  grid-column: 1 / -1;
  max-width: 38ch;
  font-size: clamp(1.25rem, 1.05rem + 0.9vw, 1.875rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.028em;
}

@media (min-width: 1000px) {
  .story__row h2 {
    grid-column: 1 / span 3;
    padding-top: 0.5em;
  }

  .story__row p {
    grid-column: 5 / span 7;
  }
}

/* Case sections */
.csec {
  padding-bottom: var(--rhythm-m);
}

.csec__title {
  grid-column: 1 / -1;
  max-width: 16ch;
  margin-bottom: var(--s5);
}

.csec__lead {
  grid-column: 1 / -1;
  max-width: 40ch;
  margin: calc(var(--s3) * -1) 0 var(--s5);
}

@media (min-width: 1000px) {
  .csec__title {
    grid-column: 1 / span 6;
  }

  .csec__lead {
    grid-column: 1 / span 5;
  }
}

/* Flow: steps light up in order as they come into view */
.seq {
  grid-column: 1 / -1;
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: seq;
  border-top: 1px solid var(--line);
}

.seq + .seq-label,
.seq-label + .seq {
  margin-top: var(--s2);
}

.seq-label {
  grid-column: 1 / -1;
  margin-top: var(--s5);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
}

.seq-label:first-of-type {
  margin-top: 0;
}

.seq li {
  position: relative;
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  padding: 18px 0 20px;
  border-bottom: 1px solid var(--line);
  counter-increment: seq;
  opacity: 0.4;
  transition: opacity 0.7s var(--ease);
}

.seq li.is-on {
  opacity: 1;
}

.seq li::before {
  content: counter(seq, decimal-leading-zero);
  grid-row: span 2;
  font-family: var(--mono);
  font-size: var(--fs-mono);
  line-height: 2.2;
  color: var(--violet-soft);
}

.seq b {
  font-size: 1.1875rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.seq span {
  margin-top: 2px;
  font-size: var(--fs-small);
  color: var(--text-2);
}

.seq li.is-key b {
  color: var(--lav);
}

@media (min-width: 1000px) {
  .seq {
    grid-template-columns: repeat(var(--n, 5), minmax(0, 1fr));
    column-gap: var(--col-gap);
  }

  .seq li {
    display: block;
    padding: 0 0 6px;
    border-bottom: 0;
  }

  .seq li::before {
    display: block;
    position: relative;
    margin-bottom: var(--s4);
    padding-top: 16px;
    border-top: 1px solid var(--line-3);
    line-height: 1;
  }

  .seq li.is-on::before {
    border-top-color: var(--violet-soft);
    box-shadow: 0 -1px 0 var(--violet-soft);
  }

  .seq span {
    display: block;
    max-width: 22ch;
    margin-top: 6px;
  }
}

/* Module explorer */
.explorer {
  grid-column: 1 / -1;
  display: grid;
  gap: var(--s4);
}

.explorer__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.explorer__tab {
  display: flex;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: clamp(1.125rem, 1rem + 0.6vw, 1.5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-3);
  transition: color 0.3s, padding 0.5s var(--ease);
}

.explorer__tab .mono {
  color: var(--text-4);
  transition: color 0.3s;
}

.explorer__tab:hover {
  color: var(--text);
}

.explorer__tab[aria-selected="true"] {
  color: var(--text);
  padding-left: 12px;
}

.explorer__tab[aria-selected="true"] .mono {
  color: var(--violet-soft);
}

.explorer__panel {
  padding: clamp(1.25rem, 3vw, 2.25rem);
  border-radius: var(--r-lg);
  border: 1px solid var(--line-2);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  animation: panel-in 0.6s var(--ease);
}

.explorer__panel[hidden] {
  display: none;
}

.explorer__panel h3 {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem);
  margin-bottom: var(--s2);
}

.explorer__panel > p {
  max-width: 50ch;
  color: var(--text-2);
}

.explorer__panel ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: var(--s3) 0 0;
  padding: 0;
  list-style: none;
}

.explorer__panel li {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  font-size: var(--fs-caption);
  color: var(--text-2);
}

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
}

@media (min-width: 1000px) {
  .explorer {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--col-gap);
    align-items: start;
  }

  .explorer__list {
    grid-column: 1 / span 5;
  }

  .explorer__stage {
    grid-column: 7 / -1;
    position: sticky;
    top: calc(var(--header) + 32px);
  }
}

/* Interface details */
.cui {
  grid-column: 1 / -1;
  display: grid;
  gap: var(--s4) var(--col-gap);
}

@media (min-width: 800px) {
  .cui {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }
}

.cui figure {
  display: grid;
  gap: 14px;
}

.cui figcaption {
  font-size: var(--fs-caption);
  color: var(--text-3);
}

.cui figcaption b {
  font-weight: 500;
  color: var(--text);
}

/* Photo strip */
.strip {
  display: flex;
  gap: var(--col-gap);
  margin: 0;
  padding: 0 var(--gutter) var(--s2);
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.strip::-webkit-scrollbar {
  display: none;
}

.strip li {
  flex: 0 0 min(82vw, 560px);
  scroll-snap-align: start;
}

.strip figure {
  display: grid;
  gap: 12px;
}

.strip img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--r-md);
  background: var(--surface);
}

.strip figcaption {
  font-size: var(--fs-caption);
  color: var(--text-3);
}

@media (min-width: 1000px) {
  .strip {
    padding-inline: var(--bleed);
  }
}

/* Next case */
.next {
  padding: var(--rhythm-s) 0;
  border-top: 1px solid var(--line);
}

.next p {
  margin-bottom: var(--s2);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
}

.next a {
  display: inline-block;
  font-size: var(--fs-h2);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.02;
  transition: color 0.3s;
}

.next a span {
  display: inline-block;
  color: var(--text-4);
  transition: transform 0.6s var(--ease), color 0.3s;
}

.next a:hover span {
  color: var(--lav);
  transform: translateX(10px);
}

/* ======================================================================
   WORK INDEX
   ====================================================================== */
.wfilter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s2);
  margin-bottom: var(--s4);
}

.wcount {
  color: var(--text-3);
}

.wgrid {
  display: grid;
  gap: var(--s4) var(--col-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 700px) {
  .wgrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .wgrid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.wcard[hidden] {
  display: none;
}

.wcard__link {
  display: grid;
  gap: 14px;
  color: inherit;
}

.wcard__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  background: var(--surface);
}

.wcard__media > img,
.wcard__media .index__poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform 0.9s var(--ease);
}

.wcard__link:hover .wcard__media > img {
  transform: scale(1.04);
}

.wcard__media .index__poster img {
  position: static;
  width: auto;
  max-width: 60%;
  max-height: 44%;
  object-fit: contain;
}

.wcard__body {
  display: grid;
  gap: 4px;
}

.wcard h2 {
  font-size: 1.375rem;
  letter-spacing: -0.025em;
}

.wcard p {
  font-size: var(--fs-small);
  color: var(--text-2);
}

.wcard .mono {
  color: var(--text-3);
}

.wcard__go {
  display: inline-block;
  margin-top: 6px;
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--lav);
}

.wcard--feature {
  grid-column: 1 / -1;
}

.wcard--feature .wcard__link {
  gap: var(--s4);
}

@media (min-width: 900px) {
  .wcard--feature .wcard__link {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .wcard--feature h2 {
    font-size: clamp(2rem, 1.2rem + 2.4vw, 3.5rem);
    letter-spacing: -0.04em;
  }
}

/* ---------- 404 ---------- */
.nf {
  position: relative;
  isolation: isolate;
  display: grid;
  align-content: center;
  min-height: 100svh;
  padding: var(--header) 0 var(--s6);
  overflow: clip;
}

.nf p {
  max-width: 40ch;
  margin-top: var(--s3);
}

.nf .btn {
  margin-top: var(--s4);
  justify-self: start;
}