:root {
  --paper: #F1F0ED;
  --ink: #0B0B0B;
  --ink-60: rgba(11,11,11,.58);
  --ink-40: rgba(11,11,11,.38);
  --rule: rgba(11,11,11,.14);
  --ease: cubic-bezier(.19,1,.22,1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Archivo', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }

.mono {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.wrap { padding: 0 32px; }
@media (max-width: 720px) { .wrap { padding: 0 18px; } }

/* ---------- header ---------- */

header.top {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: start;
  padding: 24px 32px;
  pointer-events: none;
  background: linear-gradient(180deg, var(--paper) 40%, rgba(241,240,237,0) 100%);
}
@media (max-width: 720px) { header.top { padding: 18px; } }

header.top > * { pointer-events: auto; }
header.top .brand { font-weight: 600; justify-self: start; }
header.top .center { text-align: center; line-height: 1.7; color: var(--ink-60); }
header.top .center a { color: var(--ink); }
header.top .right { text-align: right; color: var(--ink-60); }

@media (max-width: 720px) {
  header.top { grid-template-columns: 1fr 1fr; }
  header.top .center { display: none; }
}

/* hover: letters roll up, a copy rolls in from below (chars split in site.js) */
.hover-line { display: inline-block; overflow: hidden; vertical-align: bottom; }
.hover-line .ch {
  display: inline-block;
  white-space: pre;
  text-shadow: 0 1.8em currentColor;
  transition: transform .6s var(--ease);
  transition-delay: var(--d, 0ms);
}
.hover-line:hover .ch,
.hover-line:focus-visible .ch { transform: translateY(-1.8em); }

/* ---------- hero ---------- */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 120px 0 0;
}

.hero h1 {
  margin: 0;
  font-weight: 700;
  font-size: clamp(52px, 11.4vw, 176px);
  line-height: .86;
  letter-spacing: -.045em;
  text-transform: uppercase;
  text-align: right;
}
.hero h1 .ln { display: block; overflow: hidden; }
.hero h1 .ln > span {
  display: block;
  transform: translateY(105%);
  animation: rise 1.1s var(--ease) forwards;
}
.hero h1 .ln:nth-child(2) > span { animation-delay: .08s; }
.hero h1 .ln:nth-child(3) > span { animation-delay: .16s; }

@keyframes rise { to { transform: translateY(0); } }

.hero-foot {
  display: grid;
  grid-template-columns: 180px minmax(0,1fr);
  gap: 24px;
  padding: 72px 0 40px;
  margin-top: 64px;
  border-top: 1px solid var(--rule);
}
.hero-foot p {
  margin: 0;
  max-width: 460px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-60);
}
@media (max-width: 720px) {
  .hero-foot { grid-template-columns: 1fr; gap: 14px; padding: 32px 0; margin-top: 40px; }
}

/* ---------- sections ---------- */

section { border-top: 1px solid var(--rule); padding: 72px 0; }
section:first-of-type { border-top: none; }

.sec-head {
  display: grid;
  grid-template-columns: 180px minmax(0,1fr);
  gap: 24px;
  margin-bottom: 44px;
  color: var(--ink-40);
}
.sec-head .idx { text-align: right; }
@media (max-width: 720px) {
  .sec-head { grid-template-columns: 1fr 1fr; margin-bottom: 28px; }
}

/* ---------- work ---------- */

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 26px;
}
@media (max-width: 620px) { .work-grid { grid-template-columns: 1fr; } }

.card { display: block; }

.card .thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #0A0B0B;
  border: 1px solid var(--rule);
}

/* Páginas reales del treatment: la portada en reposo; al pasar el ratón (o, en
   pantallas táctiles, al estar en pantalla) site.js va pasando las demás. */
.card .frames img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.001);
  transition: opacity .8s var(--ease), transform 2.4s var(--ease);
}
.card .frames img:first-child,
.card .frames img.on { opacity: 1; }
.card:hover .frames img { transform: scale(1.035); }

/* sombra baja para que la barra y el botón se lean también sobre páginas claras */
.card .thumb::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 30%;
  z-index: 20;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(0,0,0,0), rgba(0,0,0,.42));
  opacity: .7;
  transition: opacity .6s var(--ease);
}
.card:hover .thumb::after { opacity: 1; }

/* capítulos: una marca por página */
.card .frame-bar {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 30;
  display: flex;
  gap: 5px;
}
.card .frame-bar i {
  width: 22px;
  height: 2px;
  background: rgba(255,255,255,.32);
  transition: background .5s var(--ease);
}
.card .frame-bar i.on { background: #fff; }

.card .thumb .open {
  position: absolute;
  right: 14px;
  bottom: 12px;
  z-index: 30;
  padding: 9px 14px;
  background: var(--paper);
  color: var(--ink);
  font-size: 9px;
  letter-spacing: .16em;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.card:hover .thumb .open,
.card:focus-visible .thumb .open { opacity: 1; transform: none; }

.card .cap {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 14px 2px 0;
  color: var(--ink-60);
}
.card .cap .name { color: var(--ink); }
@media (max-width: 620px) { .card .cap { flex-direction: column; gap: 5px; } }
.card .cap .arrow {
  display: inline-block;
  transition: transform .6s var(--ease);
}
.card:hover .cap .arrow { transform: translateX(5px); }

/* ---------- shared display type ---------- */

.big {
  margin: 0;
  font-weight: 700;
  font-stretch: 125%;
  font-size: clamp(40px, 7.4vw, 118px);
  line-height: .9;
  letter-spacing: -.035em;
  text-transform: uppercase;
}

/* ---------- about ---------- */

.statement {
  margin: 0 0 72px;
  max-width: 1180px;
  font-size: clamp(28px, 4.2vw, 60px);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -.035em;
}
.statement .dim { color: var(--ink-40); }

.about-grid {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(0,1fr);
  gap: 48px;
  align-items: start;
}
@media (max-width: 760px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } .statement { margin-bottom: 44px; } }

.spec { margin: 0; border-top: 1px solid var(--rule); }
.spec > div {
  display: grid;
  grid-template-columns: 140px minmax(0,1fr);
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--rule);
}
.spec dt { color: var(--ink-40); padding-top: 4px; }
.spec dd { margin: 0; font-size: 14px; line-height: 1.5; }

.about-copy p { margin: 0 0 18px; max-width: 480px; font-size: 16px; line-height: 1.6; color: var(--ink-60); }
.about-copy p:first-child { color: var(--ink); }

/* ---------- reel (formats ticker) ---------- */

.reel {
  overflow: hidden;
  border-top: 1px solid var(--rule);
  padding: 26px 0 30px;
  white-space: nowrap;
}
.reel-track {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-weight: 700;
  font-stretch: 125%;
  font-size: clamp(34px, 6vw, 92px);
  line-height: 1;
  letter-spacing: -.035em;
  text-transform: uppercase;
  animation: reel 38s linear infinite;
}
.reel-track i { font-style: normal; font-weight: 300; color: var(--ink-40); }
@keyframes reel { to { transform: translateX(-50%); } }

/* ---------- services (dark, letterboxed) ---------- */

section.dark {
  --d-ink: #EDEDEA;
  --d-60: rgba(237,237,234,.6);
  --d-40: rgba(237,237,234,.38);
  --d-rule: rgba(237,237,234,.14);
  --lb: 0;
  position: relative;
  overflow: hidden;
  background: #0A0B0B;
  color: var(--d-ink);
  border-top: none;
  padding: 120px 0 104px;
}
section.dark .sec-head { color: var(--d-40); }

/* letterbox: the frame opens from scope to full as it scrolls in */
section.dark { clip-path: inset(calc(var(--lb) * 13vh) 0 calc(var(--lb) * 13vh) 0); }

.scope {
  display: grid;
  grid-template-columns: minmax(0,1.5fr) minmax(0,1fr);
  gap: 48px;
  align-items: end;
  padding-bottom: 88px;
}
.scope p { margin: 0; max-width: 340px; font-size: 15px; line-height: 1.6; color: var(--d-60); }
@media (max-width: 860px) { .scope { grid-template-columns: 1fr; gap: 24px; padding-bottom: 56px; } }

.act {
  display: grid;
  grid-template-columns: 180px minmax(0,1fr) minmax(0,1.25fr);
  gap: 24px;
  padding: 30px 0 34px;
  border-top: 1px solid var(--d-rule);
}
.act-no { color: var(--d-40); line-height: 1.8; }
.act-no span { display: block; color: var(--d-ink); }
.act h3 {
  margin: 0;
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -.025em;
}
.act-body p { margin: 0 0 14px; max-width: 540px; font-size: 15px; line-height: 1.6; color: var(--d-60); }
.act-body p:last-child { margin-bottom: 0; }
.act-body ul { margin: 0 0 18px; padding: 0; list-style: none; }
.act-body li {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--d-rule);
  font-size: 15px;
}
.act-body li:first-child { border-top: none; padding-top: 0; }
.act-body li .n { color: var(--d-40); font-family: 'IBM Plex Mono', monospace; font-size: 10px; padding-top: 4px; }
@media (max-width: 860px) {
  .act { grid-template-columns: 1fr; gap: 14px; padding: 24px 0 30px; }
  .act-no span { display: inline; margin-left: 10px; }
}

.rate {
  display: grid;
  grid-template-columns: 180px minmax(0,1.5fr) minmax(0,1fr);
  gap: 24px;
  align-items: end;
  margin-top: 40px;
  padding-top: 34px;
  border-top: 1px solid var(--d-rule);
}
.rate-label { color: var(--d-40); align-self: start; }
.rate-fig { display: flex; align-items: baseline; gap: 14px; }
.rate-fig .fig {
  font-weight: 700;
  font-stretch: 125%;
  font-size: clamp(64px, 11vw, 176px);
  line-height: .82;
  letter-spacing: -.05em;
}
.rate-fig .per { color: var(--d-40); }
.rate-side p { margin: 0 0 14px; font-size: 15px; color: var(--d-60); }
.rate-side a { display: inline-block; padding-right: 6px; color: var(--d-ink); }
.rate-side .arrow { display: inline-block; transition: transform .6s var(--ease); }
.rate-side a:hover .arrow { transform: translateX(5px); }
@media (max-width: 860px) { .rate { grid-template-columns: 1fr; gap: 18px; } }

/* header over the dark section */
header.top { transition: color .5s var(--ease); }
header.top::before {
  content: '';
  position: absolute; inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, #0A0B0B 40%, rgba(10,11,11,0) 100%);
  opacity: 0;
  transition: opacity .5s var(--ease);
}
body.hdr-dark header.top { color: #EDEDEA; background: none; }
body.hdr-dark header.top::before { opacity: 1; }
body.hdr-dark header.top .center,
body.hdr-dark header.top .right { color: rgba(237,237,234,.6); }
body.hdr-dark header.top .center a { color: #EDEDEA; }

/* ---------- contact ---------- */

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0,.85fr) minmax(0,1.15fr);
  gap: 48px;
}
@media (max-width: 860px) { .contact-inner { grid-template-columns: 1fr; gap: 36px; } }

.contact-inner h2 { margin-bottom: 24px; font-size: clamp(40px, 6vw, 92px); }
.contact-inner .note { margin: 0 0 22px; max-width: 320px; font-size: 14px; color: var(--ink-60); }

form.lead { display: flex; flex-direction: column; gap: 22px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }

label { display: block; margin-bottom: 7px; color: var(--ink-40); }

input, select, textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  font-family: 'Archivo', sans-serif;
  font-size: 15px;
  padding: 9px 0;
  outline: none;
  border-radius: 0;
  transition: border-color .5s var(--ease);
  appearance: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--ink); }
select { cursor: pointer; }
textarea { resize: vertical; min-height: 84px; }

button.submit {
  align-self: flex-start;
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  border: none;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  padding: 15px 30px;
  cursor: pointer;
  transition: background .5s var(--ease);
}
button.submit span { position: relative; z-index: 2; transition: color .5s var(--ease); }
button.submit::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--paper);
  transform: translateY(101%);
  transition: transform .6s var(--ease);
}
button.submit:hover::before { transform: translateY(0); }
button.submit:hover { box-shadow: inset 0 0 0 1px var(--ink); }
button.submit:hover span { color: var(--ink); }

.hp-field { position: absolute; left: -9999px; }

/* ---------- footer — end credits ---------- */

footer.credits { border-top: 1px solid var(--rule); padding: 72px 0 26px; }
.credits-roll { display: flex; flex-direction: column; gap: 10px; margin-bottom: 72px; }
.credits-roll > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: baseline;
}
.credits-roll .mono { text-align: right; color: var(--ink-40); }
.credits-roll span:last-child { font-size: 14px; }
.credits-end { display: flex; justify-content: space-between; gap: 12px; color: var(--ink-40); }
@media (max-width: 560px) { .credits-end { flex-direction: column; } }

/* ---------- reveal ---------- */

.rv { opacity: 0; transform: translateY(18px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.rv.on { opacity: 1; transform: none; }
.rv.d1 { transition-delay: .08s; }
.rv.d2 { transition-delay: .16s; }

@media (prefers-reduced-motion: reduce) {
  .rv, .hero h1 .ln > span { transition: none; animation: none; opacity: 1; transform: none; }
  .hover-line .ch { transition: none; }
  .reel-track { animation: none; }
  section.dark { clip-path: none; }
  .card .frames img { transition: none; transform: none !important; }
}