/* =========================================================
   722 STUDIO — Design tokens
   Colores permitidos por manual de marca: SOLO #000000 y #ffffff.
   La profundidad se logra con opacidad, nunca con un tercer color.
   Tipografía: Montserrat (200–900). Nota: el manual de marca original
   define Aileron como tipografía institucional — este cambio a
   Montserrat fue una decisión explícita del cliente.
   ========================================================= */

:root {
  --black: #000000;
  --white: #ffffff;

  --line-on-black: rgba(255, 255, 255, 0.18);
  --line-on-black-soft: rgba(255, 255, 255, 0.08);
  --dim-on-black: rgba(255, 255, 255, 0.62);
  --faint-on-black: rgba(255, 255, 255, 0.38);

  --line-on-white: rgba(0, 0, 0, 0.16);
  --line-on-white-soft: rgba(0, 0, 0, 0.08);
  --dim-on-white: rgba(0, 0, 0, 0.62);
  --faint-on-white: rgba(0, 0, 0, 0.38);

  --hud-h: 92px;
  --edge: clamp(20px, 5vw, 64px);
  --max: 1400px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: 'Montserrat', -apple-system, sans-serif;
  font-weight: 400;
  background: var(--black);
  color: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; background: none; border: none; color: inherit; }
h1, h2, h3, p { margin: 0; }

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
}

/* ---------- Layout sections ---------- */
.section {
  padding: calc(var(--hud-h) + 96px) var(--edge) 96px;
  position: relative;
}
.section--black { background: var(--black); color: var(--white); }
.section--white { background: var(--white); color: var(--black); }

.section__head { max-width: 760px; margin-bottom: 56px; }
.section__title {
  font-weight: 900;
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 10px 0 18px;
  text-transform: uppercase;
}
.section__note {
  font-weight: 300;
  font-size: 1.05rem;
  line-height: 1.5;
  max-width: 56ch;
}
.section--black .section__note { color: var(--dim-on-black); }
.section--white .section__note { color: var(--dim-on-white); }
.section__note em { font-style: normal; font-weight: 500; }

.eyebrow {
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  margin: 0;
}

/* =========================================================
   HUD — signature element: fixed viewfinder strip with a
   live timecode, as if the page itself is recording.
   ========================================================= */
.hud {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--hud-h);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--edge);
  background: rgba(0, 0, 0, 0.86);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line-on-black);
  color: var(--white);
}
.hud__mark {
  display: flex;
  align-items: center;
  height: 100%;
}
.hud__logo-img {
  height: 44px;
  width: auto;
  display: block;
}
.hud__bar { display: inline-block; margin: 0 2px; font-weight: 200; opacity: 0.7; }

.hud__rec {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.hud__dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--white);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}
.hud__label { opacity: 0.7; }
.hud__timecode { min-width: 5.5em; text-align: left; }

.hud__menu-btn {
  width: 28px; height: 20px;
  position: relative;
  z-index: 200;
}
.hud__menu-btn span {
  position: absolute;
  left: 0; right: 0;
  height: 1px;
  background: var(--white);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.hud__menu-btn span:first-child { top: 4px; }
.hud__menu-btn span:last-child { bottom: 4px; }
.hud__menu-btn[aria-expanded="true"] span:first-child { transform: translateY(7px) rotate(45deg); }
.hud__menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Nav overlay ---------- */
.nav {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 90;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--edge);
  transform: translateY(-100%);
  transition: transform 0.5s var(--ease);
  overflow: hidden;
}
.nav.is-open { transform: translateY(0); }

/* Foto de cámara difuminada de fondo — capa aparte para no desenfocar los bordes */
.nav::before {
  content: '';
  position: absolute;
  inset: -40px;
  background-image: url('https://images.unsplash.com/photo-1704580104899-e99a78c4804b?w=1600&q=70&fm=jpg&fit=crop&auto=format');
  background-size: cover;
  background-position: center;
  filter: blur(14px) grayscale(100%) brightness(0.55);
  transform: scale(1.1);
}
.nav::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}
.nav__list, .nav__footer { position: relative; z-index: 1; }

.nav__list { display: flex; flex-direction: column; gap: 4px; }
.nav__link {
  font-weight: 900;
  font-size: clamp(1.6rem, 5.5vw, 3.1rem);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  display: inline-block;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: opacity 0.2s;
}
.nav__link:hover, .nav__link:focus-visible { opacity: 0.55; }
.nav__footer {
  position: absolute;
  bottom: var(--edge);
  left: var(--edge);
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--dim-on-black);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-bottom: 48px;
  overflow: hidden;
}
.hero__frame { position: absolute; inset: var(--edge); pointer-events: none; }
.hero__corner {
  position: absolute;
  width: 22px; height: 22px;
  border: 1px solid var(--line-on-black);
}
.hero__corner--tl { top: 0; left: 0; border-right: none; border-bottom: none; }
.hero__corner--tr { top: 0; right: 0; border-left: none; border-bottom: none; }
.hero__corner--bl { bottom: 0; left: 0; border-right: none; border-top: none; }
.hero__corner--br { bottom: 0; right: 0; border-left: none; border-top: none; }

.hero__content { max-width: 900px; margin: 0 auto; text-align: center; display: flex; flex-direction: column; align-items: center; }
.hero__logo-img {
  height: clamp(90px, 18vw, 200px);
  width: auto;
  margin: 18px auto;
  display: block;
}

.hero__title {
  font-weight: 900;
  text-transform: uppercase;
  font-size: clamp(3rem, 10vw, 7.5rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  margin: 14px 0 24px;
}
.hero__title span { display: block; }

/* 50% del tamaño original — ahora acompaña al logo, no compite con él */
.hero__title--small {
  font-size: clamp(1.5rem, 5vw, 3.75rem);
  margin: 0 0 20px;
}
.hero__title-accent { -webkit-text-stroke: 1.5px var(--white); color: transparent; }
.hero__title--small .hero__title-accent { -webkit-text-stroke: 1px var(--white); }

.hero__sub {
  font-weight: 300;
  font-size: 1.15rem;
  line-height: 1.5;
  max-width: 46ch;
  color: var(--dim-on-black);
  margin: 0 auto 36px;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--white);
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.btn--primary { background: var(--white); color: var(--black); }
.btn--primary:hover { background: transparent; color: var(--white); }
.btn--ghost { background: transparent; color: var(--white); }
.btn--ghost:hover { background: var(--white); color: var(--black); }
.btn--dark { border-color: var(--black); background: var(--black); color: var(--white); }
.btn--dark:hover { background: transparent; color: var(--black); }

.hero__reel {
  margin-top: 64px;
  aspect-ratio: 21 / 9;
  border: 1px solid var(--line-on-black);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 24px;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.03) 0 2px, transparent 2px 14px);
}
.hero__reel span:first-child {
  font-weight: 800;
  letter-spacing: 0.2em;
  font-size: 0.9rem;
}
.hero__reel-note {
  font-weight: 300;
  font-size: 0.85rem;
  color: var(--faint-on-black);
  max-width: 44ch;
}

.scroll-cue {
  position: absolute;
  bottom: var(--edge);
  right: var(--edge);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 300;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint-on-black);
}
.scroll-cue span {
  width: 1px; height: 28px;
  background: var(--line-on-black);
  position: relative;
  overflow: hidden;
}
.scroll-cue span::after {
  content: '';
  position: absolute;
  top: -100%; left: 0; right: 0; height: 100%;
  background: var(--white);
  animation: scrollLine 1.8s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { top: -100%; }
  60%, 100% { top: 100%; }
}

/* =========================================================
   PORTAFOLIO
   ========================================================= */
/* ---------- Reel toggles — cada botón con su propio panel debajo, en su columna ---------- */
.reel-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.reel-toggle {
  width: 100%;
  border: 1px solid var(--line-on-black);
  border-radius: 14px;
  padding: 40px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}
.reel-toggle:hover, .reel-toggle[aria-expanded="true"] {
  background: var(--line-on-black-soft);
  border-color: var(--faint-on-black);
}
.reel-toggle__label {
  /* mismo formato que .section__title: peso 900, mayúsculas, relleno sólido */
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1;
  color: var(--white);
}
.reel-toggle__hint {
  font-weight: 300;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint-on-black);
}

.reel-panel {
  margin-top: 24px;
  animation: panelIn 0.4s var(--ease);
}
.reel-panel[hidden] { display: none; }
@keyframes panelIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.reel-panel__hint {
  margin-top: 18px;
  font-weight: 300;
  font-size: 0.82rem;
  color: var(--faint-on-black);
  max-width: 52ch;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.grid--compact {
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  grid-column: span 1;
  background: #050505;
}
.card--sm {
  border-radius: 10px;
  aspect-ratio: 3 / 4;
}

.card img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(15%) contrast(1.03);
  transition: transform 0.6s var(--ease), filter 0.6s var(--ease);
}
.card:hover img { transform: scale(1.045); filter: grayscale(0%) contrast(1.05); }

.card__meta {
  position: absolute;
  inset: auto 0 0 0;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: linear-gradient(0deg, rgba(0,0,0,0.86) 0%, rgba(0,0,0,0.35) 60%, transparent 100%);
  transform: translateY(calc(100% - 46px));
  transition: transform 0.4s var(--ease);
}
.card:hover .card__meta, .card:focus-within .card__meta { transform: translateY(0); }
.card__tag {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint-on-black);
}
.card__title {
  font-size: 1rem;
  font-weight: 700;
}
.card__tc {
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--dim-on-black);
  font-variant-numeric: tabular-nums;
  margin-top: 2px;
}
.card.is-hidden { display: none; }

/* =========================================================
   SERVICIOS — call sheet
   ========================================================= */
.callsheet {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  border-top: 1px solid var(--line-on-white);
}
.callsheet__col {
  padding: 36px 36px 36px 0;
  border-bottom: 1px solid var(--line-on-white);
}
.callsheet__col--secondary {
  padding-left: 36px;
  border-left: 1px solid var(--line-on-white);
  opacity: 0.82;
}
.callsheet__heading {
  font-weight: 800;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 22px;
}
.service-item {
  border-top: 1px solid var(--line-on-white-soft);
}
.service-item__btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 0;
  font-family: inherit;
  font-weight: 400;
  font-size: 1.02rem;
  color: var(--black);
  text-align: left;
  cursor: pointer;
}
.service-item__btn::before {
  content: '';
  width: 8px; height: 8px;
  border: 1px solid var(--black);
  flex: none;
  transform: rotate(45deg);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}
.service-item__btn[aria-expanded="true"]::before {
  background: var(--black);
  transform: rotate(45deg) scale(1.15);
}
.service-item__desc {
  padding: 0 0 18px 22px;
  font-weight: 300;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--dim-on-white);
  max-width: 48ch;
  animation: panelIn 0.3s var(--ease);
}
.service-item__desc[hidden] { display: none; }

/* =========================================================
   NOSOTROS
   ========================================================= */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px 64px;
  margin-bottom: 88px;
  align-items: start;
}
.about__col {
  grid-column: 1 / 2;
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.about__lead {
  font-weight: 300;
  font-size: 1.02rem;
  line-height: 1.6;
}
.mv {
  grid-column: 2 / 3;
  display: flex;
  flex-direction: column;
  gap: 32px;
  border-left: 1px solid var(--line-on-black);
  padding-left: 40px;
}
.mv__block h3 {
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  margin-bottom: 10px;
  color: var(--faint-on-black);
}
.mv__block p {
  font-weight: 300;
  font-size: 1.02rem;
  line-height: 1.55;
}
.mv__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mv__list li {
  font-weight: 300;
  font-size: 1.02rem;
  line-height: 1.55;
  display: flex;
  align-items: center;
  gap: 12px;
}
.mv__list li::before {
  content: '';
  width: 6px; height: 6px;
  border: 1px solid var(--white);
  transform: rotate(45deg);
  flex: none;
}

.clients__label {
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--faint-on-black);
  margin-bottom: 20px;
}
.clients__marquee {
  overflow: hidden;
  border-top: 1px solid var(--line-on-black);
  border-bottom: 1px solid var(--line-on-black);
  padding: 22px 0;
  display: flex;
}
.clients__track {
  display: flex;
  gap: 20px;
  white-space: nowrap;
  flex: none;
  animation: marquee 38s linear infinite;
  font-weight: 700;
  font-size: 1.3rem;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.clients__track span:nth-child(odd) { color: var(--faint-on-black); font-weight: 300; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}
@media (prefers-reduced-motion: reduce) {
  .clients__track { animation: none; }
}

/* =========================================================
   CONTACTO
   ========================================================= */
.contact__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
}
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field span {
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim-on-white);
}
.field input, .field textarea {
  font-family: inherit;
  font-size: 1rem;
  font-weight: 400;
  padding: 12px 0;
  border: none;
  border-bottom: 1px solid var(--line-on-white);
  background: transparent;
  color: var(--black);
  resize: vertical;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-bottom-color: var(--black);
}
.contact__form .btn { align-self: flex-start; margin-top: 6px; }
.contact__hint {
  font-weight: 300;
  font-size: 0.82rem;
  color: var(--faint-on-white);
  max-width: 42ch;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding-top: 4px;
}
.contact__block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-on-white-soft);
}
.contact__label {
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint-on-white);
}
.contact__block a { font-size: 1.15rem; font-weight: 500; }
.contact__block a:hover { text-decoration: underline; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--black);
  color: var(--white);
  padding: 40px var(--edge);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  border-top: 1px solid var(--line-on-black);
}
.footer__mark { font-weight: 900; font-size: 1rem; }
.footer__copy {
  font-weight: 300;
  font-size: 0.82rem;
  color: var(--faint-on-black);
}
.footer__ig { font-weight: 500; font-size: 0.9rem; }
.footer__ig:hover { text-decoration: underline; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 900px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .grid--compact { grid-template-columns: repeat(3, 1fr); }
  .reel-columns { grid-template-columns: 1fr; gap: 28px; }

  .callsheet { grid-template-columns: 1fr; }
  .callsheet__col--secondary { border-left: none; border-top: 1px solid var(--line-on-white); padding-left: 0; padding-top: 36px; }

  .about__grid { grid-template-columns: 1fr; }
  .about__col { grid-column: 1; }
  .mv { grid-column: 1; border-left: none; padding-left: 0; border-top: 1px solid var(--line-on-black); padding-top: 32px; }

  .contact__grid { grid-template-columns: 1fr; gap: 48px; }

  .hud__rec { display: none; }
}

@media (max-width: 560px) {
  .grid { grid-template-columns: repeat(1, 1fr); }
  .grid--compact { grid-template-columns: repeat(2, 1fr); }
  .hero__title { font-size: clamp(2.6rem, 13vw, 4rem); }
}