/* ==========================================================================
   Carlos E. Bueno — Technical & Cinematic Direction
   Design system: editorial / cinematic. Dark neutral ground, one warm accent
   pulled from the Temple renders (lantern gold), generous negative space,
   asymmetric work grid. No neon, no glass, no generic tech gradients.
   ========================================================================== */

:root {
  --bg: #0b0b0a;
  --bg-alt: #131311;
  --bg-card: #171613;
  --line: rgba(236, 231, 221, 0.10);
  --line-strong: rgba(236, 231, 221, 0.22);
  --ink: #ece7dd;
  --ink-dim: #a49d8f;
  --ink-faint: #6f6a5f;
  --accent: #c9a15a;
  --accent-soft: rgba(201, 161, 90, 0.14);
  --accent-ink: #16140d;
  --maxw: 1360px;
  --gap: clamp(1rem, 2.5vw, 2rem);
  --radius: 2px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --display: "Darker Grotesque", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* Reset ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
/* Any element toggled via the `hidden` attribute must actually hide, even if
   it also has its own `display` rule (e.g. `.lb-award { display: flex }`) —
   author CSS otherwise beats the UA stylesheet's [hidden] default. */
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; padding: 0; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem); }
.eyebrow {
  font-family: var(--sans); font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin-bottom: 0.9rem; display: block;
}
.section-head { max-width: 46rem; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section-head h2 {
  font-family: var(--display); font-weight: 700; font-size: clamp(1.9rem, 4vw, 2.9rem); letter-spacing: 0.005em;
}
.section-head p { margin-top: 0.9rem; color: var(--ink-dim); font-size: 1.05rem; max-width: 40rem; }
section { padding: clamp(3.5rem, 9vw, 7rem) 0; }
.section-alt { background: var(--bg-alt); }

/* Header ------------------------------------------------------------------ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.15rem clamp(1.25rem, 4vw, 3rem);
  background: linear-gradient(to bottom, rgba(11,11,10,0.92), rgba(11,11,10,0));
  transition: background-color .3s var(--ease), backdrop-filter .3s var(--ease);
}
.site-header.is-scrolled { background: rgba(11,11,10,0.88); backdrop-filter: blur(10px); box-shadow: 0 1px 0 var(--line); }
.logo { font-family: var(--display); font-size: 1.3rem; letter-spacing: 0.03em; font-weight: 700; }
.logo span { color: var(--accent); }
.main-nav { display: flex; align-items: center; gap: clamp(1.1rem, 2.4vw, 2.1rem); }
.main-nav a {
  font-size: 0.86rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-dim);
  transition: color .2s var(--ease);
}
.main-nav a:hover, .main-nav a:focus-visible { color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.65rem 1.3rem; border: 1px solid var(--line-strong); border-radius: var(--radius);
  font-size: 0.82rem; letter-spacing: 0.04em; text-transform: uppercase; font-weight: 600;
  transition: border-color .2s var(--ease), background-color .2s var(--ease), color .2s var(--ease);
  white-space: nowrap;
}
.btn:hover, .btn:focus-visible { border-color: var(--accent); color: var(--accent); }
.btn-solid { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-solid:hover, .btn-solid:focus-visible { background: transparent; color: var(--accent); }
.nav-toggle { display: none; position: relative; width: 2rem; height: 1.375rem; z-index: 65; }
.nav-toggle span, .nav-toggle::before, .nav-toggle::after {
  content: ""; position: absolute; left: 0; right: 0; height: 2px; background: var(--ink);
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
.nav-toggle::before { top: 0; }
.nav-toggle span { top: 10px; }
.nav-toggle::after { top: 20px; }
body.nav-open .nav-toggle span { opacity: 0; }
body.nav-open .nav-toggle::before { transform: translateY(10px) rotate(45deg); }
body.nav-open .nav-toggle::after { transform: translateY(-10px) rotate(-45deg); }

/* Hero --------------------------------------------------------------------*/
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  background: #050504;
}
.hero-media { position: absolute; inset: 0; overflow: hidden; background: #050504; }
.hero-media img {
  position: absolute; top: 0; right: 0; left: auto;
  width: 62%; height: 100%;
  object-fit: cover; object-position: 55% 30%;
}
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,5,4,0.35) 0%, rgba(5,5,4,0.35) 40%, rgba(5,5,4,0.94) 100%),
              linear-gradient(90deg, #050504 0%, #050504 30%, rgba(5,5,4,0) 68%);
}
.hero-inner { position: relative; z-index: 2; padding: clamp(6rem, 16vw, 9rem) clamp(1.25rem, 4vw, 3rem) clamp(3.5rem, 8vw, 5rem); width: 100%; }
.hero-inner .eyebrow { color: var(--accent); }
.hero h1 {
  font-family: var(--display); font-weight: 700; letter-spacing: 0.045em; text-transform: uppercase;
  font-size: clamp(2.1rem, 6.2vw, 4.4rem); line-height: 1.08; max-width: 22ch;
}
.hero-sub { margin-top: 1.3rem; font-size: clamp(1.02rem, 2vw, 1.28rem); color: var(--ink-dim); max-width: 42ch; }
.hero-cta { margin-top: 2.2rem; display: flex; gap: 1rem; flex-wrap: wrap; }
.scroll-cue {
  position: absolute; right: clamp(1.25rem, 4vw, 3rem); bottom: 2.2rem; z-index: 2;
  writing-mode: vertical-rl; font-size: 0.75rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-faint);
  display: none;
}
@media (min-width: 900px) { .scroll-cue { display: flex; align-items: center; gap: 0.6rem; } }
.scroll-cue::after { content: ""; width: 1px; height: 2.6rem; background: var(--ink-faint); }

/* Work grid ---------------------------------------------------------------*/
.work-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--gap);
}
.work-card {
  position: relative; border: 1px solid var(--line); background: var(--bg-card);
  overflow: hidden; grid-column: span 6; aspect-ratio: 4 / 3;
  transition: border-color .25s var(--ease);
}
.work-card:hover, .work-card:focus-visible { border-color: var(--line-strong); }
.work-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.work-card:hover img { transform: scale(1.045); }
.work-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11,11,10,0) 35%, rgba(11,11,10,0.92) 100%); }
.work-card-body { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 1.4rem 1.5rem; }
.work-card-tag { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
.work-card h3 { font-family: var(--display); font-weight: 700; letter-spacing: 0.015em; font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin-top: 0.35rem; }
.work-card p { color: var(--ink-dim); font-size: 0.92rem; margin-top: 0.4rem; max-width: 34rem; }
.work-card .btn { margin-top: 0.9rem; }

.work-card.is-feature { grid-column: span 6; aspect-ratio: 16 / 10; }
@media (min-width: 860px) {
  .work-card.is-feature { grid-column: span 4; }
  .work-card.is-wide { grid-column: span 2; }
  .work-card.is-half { grid-column: span 3; aspect-ratio: 1 / 1; }
}
@media (min-width: 1180px) {
  .work-card.is-feature { grid-column: span 4; aspect-ratio: 16/11; }
  .work-card.is-wide { grid-column: span 2; aspect-ratio: 3/4; }
}

.work-more { margin-top: 2.6rem; display: flex; justify-content: center; }

/* Commercial strip ----------------------------------------------------------*/
.commercial { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (min-width: 720px) { .commercial { grid-template-columns: repeat(4, 1fr); } }
.commercial a, .commercial button { position: relative; aspect-ratio: 1/1; background: var(--bg); overflow: hidden; display: block; width: 100%; text-align: left; }
.commercial img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: grayscale(45%) brightness(0.82); transition: filter .3s var(--ease), transform .5s var(--ease); }
.commercial a:hover img, .commercial a:focus-visible img,
.commercial button:hover img, .commercial button:focus-visible img { filter: grayscale(0%) brightness(1); transform: scale(1.03); }
.commercial span {
  position: absolute; left: 0.9rem; bottom: 0.8rem; z-index: 2; font-size: 0.76rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink);
  background: rgba(11,11,10,0.55); padding: 0.25rem 0.55rem;
}

/* Capabilities --------------------------------------------------------------*/
.cap-grid { display: grid; gap: clamp(2rem, 5vw, 3.5rem); grid-template-columns: 1fr; }
@media (min-width: 780px) { .cap-grid { grid-template-columns: repeat(3, 1fr); } }
.cap-group h3 { font-family: var(--display); font-weight: 700; letter-spacing: 0.015em; font-size: 1.5rem; border-bottom: 1px solid var(--line); padding-bottom: 0.8rem; margin-bottom: 1rem; }
.chip-row { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.chip {
  font-size: 0.82rem; padding: 0.42rem 0.85rem; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--ink-dim);
}

/* About ---------------------------------------------------------------------*/
.about-grid { display: grid; gap: clamp(2.5rem, 6vw, 4rem); grid-template-columns: 1fr; align-items: start; }
@media (min-width: 900px) { .about-grid { grid-template-columns: 0.8fr 1.2fr; } }
.about-photo { border: 1px solid var(--line); aspect-ratio: 4/5; overflow: hidden; }
.about-photo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(15%); }
.about-copy p { color: var(--ink-dim); font-size: 1.03rem; max-width: 46rem; }
.about-copy p + p, .about-copy .pull-quote + p { margin-top: 1.1rem; }
.about-copy strong { color: var(--ink); font-weight: 600; }
.pull-quote {
  margin: 1.4rem 0; padding: 0.2rem 0 0.2rem 1.3rem; max-width: 44rem;
  border-left: 2px solid var(--accent);
  font-family: var(--serif); font-style: italic; font-weight: 450;
  font-size: clamp(1.05rem, 2vw, 1.22rem); line-height: 1.5; color: var(--ink);
}
.timeline { margin-top: 2.4rem; border-top: 1px solid var(--line); }
.timeline-item { display: grid; grid-template-columns: 8.5rem 1fr; gap: 1rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.timeline-item time { color: var(--ink-faint); font-size: 0.84rem; letter-spacing: 0.02em; padding-top: 0.15rem; }
.timeline-role { font-weight: 600; }
.timeline-org { color: var(--accent); font-size: 0.9rem; }
.timeline-desc { color: var(--ink-dim); font-size: 0.92rem; margin-top: 0.3rem; }
.edu-block {
  margin-top: clamp(2.5rem, 6vw, 4rem); padding: clamp(1.8rem, 4vw, 2.6rem) clamp(1.6rem, 4vw, 2.4rem);
  border: 1px solid var(--line-strong); background: var(--bg-card);
}
.edu-head { max-width: 40rem; margin-bottom: 1.8rem; }
.edu-head h3 { font-family: var(--display); font-weight: 700; letter-spacing: 0.015em; font-size: clamp(1.6rem, 3vw, 2.1rem); }
.edu-head p { color: var(--ink-dim); font-size: 0.95rem; margin-top: 0.6rem; }
.edu-grid { display: grid; gap: clamp(1.8rem, 4vw, 3rem); grid-template-columns: 1fr; }
@media (min-width: 720px) { .edu-grid { grid-template-columns: 1fr 1fr; } }
.edu-group h4 {
  font-size: 0.76rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); font-weight: 600;
  padding-bottom: 0.7rem; border-bottom: 1px solid var(--line); margin-bottom: 0.9rem;
}
.edu-group ul { display: flex; flex-direction: column; gap: 0.75rem; }
.edu-group li { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; font-size: 0.96rem; }
.edu-group li span { color: var(--ink-faint); font-size: 0.82rem; white-space: nowrap; }

/* Contact ---------------------------------------------------------------------*/
.contact-links { display: flex; flex-direction: column; gap: 0.9rem; max-width: 32rem; }
.contact-link {
  display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 0; border-bottom: 1px solid var(--line);
  font-family: var(--display); font-weight: 700; letter-spacing: 0.015em; font-size: 1.55rem;
}
.contact-link small { font-family: var(--sans); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-faint); }
.contact-link:hover, .contact-link:focus-visible { color: var(--accent); }

/* Form fields — used by the PRIVATE login gate (private/index.php) -------*/
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 0.45rem; }
.field input, .field textarea {
  width: 100%; background: var(--bg-card); border: 1px solid var(--line-strong); color: var(--ink);
  padding: 0.75rem 0.9rem; font-family: var(--sans); font-size: 0.98rem; border-radius: var(--radius);
}
.field textarea { min-height: 8rem; resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); }

/* Footer ------------------------------------------------------------------*/
.site-footer { border-top: 1px solid var(--line); padding: 2.4rem 0; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; color: var(--ink-faint); font-size: 0.85rem; }
.footer-row a { color: var(--ink-dim); }
.footer-row a:hover { color: var(--accent); }

/* Lightbox ------------------------------------------------------------------*/
.lightbox {
  position: fixed; inset: 0; z-index: 100; background: rgba(6,6,5,0.96);
  display: flex; align-items: center; justify-content: center; padding: clamp(1rem, 4vw, 3rem);
  opacity: 0; pointer-events: none; transition: opacity .25s var(--ease);
}
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox-panel {
  width: 100%; max-width: 1100px; max-height: 92vh; overflow-y: auto; background: var(--bg-alt);
  border: 1px solid var(--line-strong); display: grid; grid-template-columns: 1fr;
}
@media (min-width: 900px) { .lightbox-panel { grid-template-columns: 1.35fr 1fr; max-height: 86vh; } }
.lightbox-media { position: relative; background: #000; min-height: 260px; }
.lightbox-media img, .lightbox-media video { width: 100%; height: 100%; object-fit: contain; background: #000; max-height: 86vh; }
.lightbox-media-nav { position: absolute; inset: 0; display: flex; align-items: center; justify-content: space-between; padding: 0 0.6rem; pointer-events: none; }
.lightbox-media-nav button { pointer-events: auto; width: 2.6rem; height: 2.6rem; background: rgba(11,11,10,0.55); border: 1px solid var(--line-strong); color: var(--ink); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; }
.lightbox-media-nav button:hover { background: rgba(11,11,10,0.85); color: var(--accent); }
.lightbox-dots { position: absolute; left: 0; right: 0; bottom: 0.8rem; display: flex; justify-content: center; gap: 0.4rem; }
.lightbox-dots span { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-faint); }
.lightbox-dots span.is-active { background: var(--accent); }
.lightbox-info { padding: clamp(1.5rem, 3vw, 2.3rem); }
.lightbox-close { position: absolute; top: 1rem; right: 1rem; z-index: 3; width: 2.4rem; height: 2.4rem; display: flex; align-items: center; justify-content: center; background: rgba(11,11,10,0.6); border: 1px solid var(--line-strong); font-size: 1.3rem; }
.lightbox-close:hover { color: var(--accent); }
.lightbox-info .eyebrow { margin-bottom: 0.6rem; }
.lightbox-info h3 { font-family: var(--display); font-weight: 700; letter-spacing: 0.01em; font-size: 2.1rem; }
.lightbox-info .role { color: var(--ink-dim); margin-top: 0.9rem; font-size: 0.95rem; }
.lightbox-info .role strong { color: var(--ink); display: block; font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.3rem; }
.lightbox-info .desc { margin-top: 1rem; color: var(--ink-dim); font-size: 0.95rem; }
.lightbox-info .tech { margin-top: 1.2rem; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.lightbox-info .link-out { margin-top: 1.4rem; display: inline-block; }
.lb-award {
  margin-top: 1.3rem; padding-top: 1.1rem; border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 0.9rem;
}
.lb-award img { width: 3.4rem; height: auto; flex-shrink: 0; }
.lb-award span { font-size: 0.86rem; color: var(--ink-dim); line-height: 1.4; }

/* Asset placeholder (Fase 3, obligatorio) ------------------------------------*/
.asset-placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.4rem;
  background: #FFFF00; color: #111; text-align: center; padding: 1.5rem 1rem; font-family: var(--sans);
  border: 3px dashed #111;
}
.asset-placeholder strong { font-size: 0.95rem; letter-spacing: 0.04em; text-transform: uppercase; }
.asset-placeholder span { font-size: 0.8rem; }
.asset-placeholder code { font-size: 0.72rem; background: rgba(0,0,0,0.12); padding: 0.1rem 0.4rem; }

/* Mobile hero — pin the temple to a narrower band on the right, black on the left */
@media (max-width: 760px) {
  .hero-media { background: #050504; }
  .hero-media img {
    position: absolute; top: 0; right: 0; left: auto;
    width: 72%; height: 100%;
    object-fit: cover; object-position: 55% 28%;
  }
  .hero-media::after {
    background: linear-gradient(180deg, rgba(5,5,4,0.35) 0%, rgba(5,5,4,0.35) 40%, rgba(5,5,4,0.94) 100%),
                linear-gradient(90deg, #050504 0%, #050504 26%, rgba(5,5,4,0) 62%);
  }
}

/* Mobile nav ------------------------------------------------------------------*/
@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed; inset: 0 0 0 auto; z-index: 61; width: min(78vw, 20rem); height: 100dvh;
    background: var(--bg-alt); overflow-y: auto;
    flex-direction: column; align-items: flex-start; justify-content: flex-start; gap: 1.6rem;
    padding: 5.5rem 2rem 2rem; transform: translateX(100%); transition: transform .3s var(--ease);
    border-left: 1px solid var(--line);
  }
  body.nav-open .main-nav { transform: translateX(0); }
  .main-nav a { font-size: 1.05rem; }
}