/* =========================================================
   LUMENS — social.css
   Strict monochrome: black, whites, grays. Script accent word,
   sans everywhere else. Elegant, editorial, generous space.
========================================================= */
:root{
  --soc-bg: #0A0A0A;
  --soc-bg-alt: #131313;
  --soc-ink: #F4F4F2;
  --soc-ink-soft: #B9B7B2;
  --soc-ink-faint: #7A7873;
  --soc-line: rgba(244,244,242,0.14);
  --soc-line-soft: rgba(244,244,242,0.08);
  --font-sans: "Inter", -apple-system, "Segoe UI", sans-serif;
  --font-script: "Beau Rivage", cursive;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(.22,.61,.36,1);
}

body.soc{
  background: var(--soc-bg);
  color: var(--soc-ink);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.6;
}
.soc .grain{ opacity: 0.045; mix-blend-mode: overlay; }
.soc ::selection{ background: var(--soc-ink); color: var(--soc-bg); }
.soc :focus-visible{ outline: 1px solid var(--soc-ink); }

h1,h2,h3{ font-family: var(--font-sans); font-weight: 500; margin:0; letter-spacing: -0.01em; }
.soc-script{ font-family: var(--font-script); font-weight: 400; letter-spacing: 0; color: var(--soc-ink); }

section{ padding: clamp(70px, 10vw, 140px) clamp(20px, 4vw, 64px); }
.soc-head{ max-width: 620px; margin: 0 auto 56px; text-align:center; }
.soc-head h2{ font-size: clamp(30px, 4vw, 48px); line-height: 1.08; margin-top: 10px; }
.soc-tag{
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--soc-ink-faint);
}

/* =========================================================
   HEADER
========================================================= */
.soc-header{
  position: sticky; top:0; z-index: 200;
  display:flex; align-items:center; justify-content:space-between; gap: 20px;
  padding: 18px clamp(20px, 4vw, 64px);
  background: rgba(10,10,10,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--soc-line-soft);
}
.soc-logo{ font-family: var(--font-script); font-size: 26px; }
.soc-logo--sm{ font-size: 20px; }
.soc-brand-logo{ height: 28px; width: auto; max-height: 28px; display: block; }

.soc-nav{ display:flex; align-items:center; gap: clamp(16px,2vw,30px); margin-left: auto; }
.soc-nav a{ font-size: 13.5px; color: var(--soc-ink-soft); transition: color .25s var(--ease); }
.soc-nav a:hover{ color: var(--soc-ink); }
.soc-nav-cta{
  font-family: var(--font-mono); font-size: 11.5px !important; letter-spacing: 0.06em;
  border: 1px solid var(--soc-ink); padding: 9px 16px; color: var(--soc-ink) !important;
  transition: background .25s var(--ease), color .25s var(--ease);
}
.soc-nav-cta:hover{ background: var(--soc-ink); color: var(--soc-bg) !important; }

.soc-switch{
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em;
  color: var(--soc-ink-faint); white-space: nowrap;
  border-bottom: 1px solid transparent;
}
.soc-switch:hover{ color: var(--soc-ink); border-color: var(--soc-ink); }

.soc-nav-toggle{ display:none; flex-direction:column; gap:5px; background:none; border:none; padding:8px; }
.soc-nav-toggle span{ width:22px; height:1.4px; background: var(--soc-ink); }

/* =========================================================
   HERO
========================================================= */
.soc-hero{
  position: relative; min-height: 94vh;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  overflow:hidden; text-align:center; padding: 0 20px;
}
.soc-hero-media{ position:absolute; inset:0; z-index:0; background: var(--soc-bg); }
.soc-hero-video{
  position:absolute; inset:0; width:100%; height:100%; object-fit: cover;
  filter: grayscale(1) contrast(1.08);
  opacity:0; transition: opacity 1s var(--ease);
}
.soc-hero:not(.soc-hero--no-video) .soc-hero-video{ opacity: .85; }

.soc-hero-overlay{
  position:absolute; inset:0; z-index:1;
  background: linear-gradient(180deg, rgba(10,10,10,0.55) 0%, rgba(10,10,10,0.25) 40%, rgba(10,10,10,0.75) 100%);
}

.soc-hero-placeholder{ position:absolute; inset:0; opacity:0; transition: opacity .6s var(--ease); }
.soc-hero--no-video .soc-hero-placeholder{ opacity: 1; }
.soc-hero--no-video .soc-hero-video{ opacity: 0; }

.soc-scene{
  position:absolute; inset:0;
  display:flex; align-items:flex-end; justify-content:center; padding-bottom: 60px;
  background: radial-gradient(120% 100% at 50% 100%, #1E1E1E, #0A0A0A 70%);
  opacity: 0; animation: soc-scene-cycle 16s infinite;
  filter: grayscale(1);
}
.soc-scene span{
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  color: rgba(244,244,242,0.4); text-transform: uppercase;
}
.soc-scene--1{ animation-delay: 0s; }
.soc-scene--2{ animation-delay: -4s; }
.soc-scene--3{ animation-delay: -8s; }
.soc-scene--4{ animation-delay: -12s; }
@keyframes soc-scene-cycle{
  0%{ opacity:0; } 4%{ opacity:1; } 21%{ opacity:1; } 25%{ opacity:0; } 100%{ opacity:0; }
}
@media (prefers-reduced-motion: reduce){
  .soc-scene{ animation:none !important; }
  .soc-scene--1{ opacity:1; }
  .soc-scene--2,.soc-scene--3,.soc-scene--4{ opacity:0; }
}

.soc-hero-content{ position: relative; z-index: 2; max-width: 760px; }
.soc-eyebrow{
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--soc-ink-soft); margin-bottom: 24px;
}
.soc-title{
  font-size: clamp(44px, 8vw, 92px); line-height: 0.98; font-weight: 300;
}
.soc-title .soc-script{ font-size: 1.12em; }
.soc-sub{
  margin: 28px auto 0; max-width: 480px; color: var(--soc-ink-soft); font-size: 16.5px;
}
.soc-actions{ margin-top: 36px; display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

.soc-hero-scroll{
  position: relative; z-index:2; margin-top: 50px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  color: var(--soc-ink-faint);
}

/* buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 15px 28px; font-size: 13.5px; font-weight: 500;
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.btn--soc-solid{ background: var(--soc-ink); color: var(--soc-bg); }
.btn--soc-solid:hover{ transform: translateY(-2px); background: #fff; }
.btn--soc-line{ border: 1px solid var(--soc-line); color: var(--soc-ink); }
.btn--soc-line:hover{ border-color: var(--soc-ink); transform: translateY(-2px); }
.btn--full{ width: 100%; }

/* =========================================================
   SERVICIOS
========================================================= */
.soc-services-grid{
  max-width: 1100px; margin: 0 auto;
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--soc-line-soft);
  border: 1px solid var(--soc-line-soft);
}
.soc-service{ background: var(--soc-bg); padding: 34px 24px; }
.soc-service-n{ font-family: var(--font-mono); font-size: 12px; color: var(--soc-ink-faint); }
.soc-service h3{ font-size: 19px; margin: 16px 0 10px; font-weight: 500; }
.soc-service p{ font-size: 14px; color: var(--soc-ink-soft); }

/* =========================================================
   PORTFOLIO GRID
========================================================= */
.soc-portafolio{ background: var(--soc-bg-alt); }
.soc-grid{
  max-width: 1200px; margin: 0 auto;
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 2px;
}
.soc-card{ position: relative; aspect-ratio: 4/5; overflow:hidden; background: #161616; }
.soc-card-ph{
  position:absolute; inset:0; display:flex; flex-direction:column; justify-content:flex-end; padding: 20px;
  background: linear-gradient(155deg, #1c1c1c, #0A0A0A);
}
.soc-card-ph::before{
  content:""; position:absolute; inset:0;
  background-image: repeating-linear-gradient(45deg, transparent, transparent 30px, rgba(244,244,242,0.03) 30px, rgba(244,244,242,0.03) 31px);
}
.soc-card-tag{ font-family: var(--font-mono); font-size: 10px; letter-spacing:0.1em; color: var(--soc-ink-faint); position:relative; margin-bottom: 6px; text-transform: uppercase; }
.soc-card h4{ font-size: 16px; font-weight: 500; position:relative; margin:0; }

/* =========================================================
   PROCESO
========================================================= */
.soc-steps{
  max-width: 980px; margin: 0 auto;
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 30px;
}
.soc-step-n{ font-family: var(--font-mono); font-size: 12px; color: var(--soc-ink-faint); display:block; margin-bottom: 14px; }
.soc-steps h3{ font-size: 19px; margin-bottom: 8px; font-weight: 500; }
.soc-steps p{ font-size: 14px; color: var(--soc-ink-soft); }
.soc-steps li{ border-top: 1px solid var(--soc-line-soft); padding-top: 22px; }

/* =========================================================
   TEASER
========================================================= */
.soc-teaser{ text-align:center; background: var(--soc-bg-alt); }
.soc-teaser h2{ font-size: clamp(24px, 3vw, 36px); max-width: 640px; margin: 14px auto 14px; font-weight: 400; }
.soc-teaser-copy{ color: var(--soc-ink-soft); font-size: 15px; }
.soc-tag--light{ color: var(--soc-ink-soft); }

/* =========================================================
   CONTACT
========================================================= */
.soc-contacto-grid{
  max-width: 1100px; margin:0 auto;
  display:grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 90px);
  align-items: start;
}
.soc-contacto-copy h2{ font-size: clamp(30px,4vw,46px); margin: 12px 0 18px; }
.soc-contacto-copy p{ color: var(--soc-ink-soft); max-width: 380px; margin-bottom: 26px; }
.soc-mail{ font-family: var(--font-mono); font-size: 15px; border-bottom: 1px solid var(--soc-line); }
.soc-mail:hover{ color: #fff; border-color: #fff; }

.soc-form{ display:flex; flex-direction:column; gap:16px; }
.soc-field{ display:flex; flex-direction:column; gap:6px; }
.soc-field label{ font-family: var(--font-mono); font-size: 11px; letter-spacing:0.06em; color: var(--soc-ink-faint); }
.soc-field input, .soc-field select, .soc-field textarea{
  background: var(--soc-bg-alt); border: 1px solid var(--soc-line);
  color: var(--soc-ink); padding: 12px 14px; font-size: 14.5px;
  transition: border-color .2s var(--ease);
}
.soc-field input:focus, .soc-field select:focus, .soc-field textarea:focus{ border-color: var(--soc-ink); outline: none; }
.soc-form-note{ font-size: 11.5px; color: var(--soc-ink-faint); text-align:center; }

/* =========================================================
   FOOTER
========================================================= */
.soc-footer{
  display:flex; align-items:center; justify-content:space-between; flex-wrap: wrap; gap: 12px;
  padding: 30px clamp(20px, 4vw, 64px);
  border-top: 1px solid var(--soc-line-soft);
  font-size: 12.5px; color: var(--soc-ink-faint);
}
.soc-footer a:hover{ color: var(--soc-ink); }

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width: 900px){
  .soc-nav{ display:none; position:absolute; top:100%; left:0; right:0; flex-direction:column; align-items:flex-start; gap:16px; background: var(--soc-bg); padding: 22px clamp(20px,4vw,64px) 28px; border-bottom: 1px solid var(--soc-line-soft); }
  .soc-nav.is-open{ display:flex; }
  .soc-nav-toggle{ display:flex; }
  .soc-switch{ display:none; }
  .soc-services-grid{ grid-template-columns: repeat(2,1fr); }
  .soc-grid{ grid-template-columns: repeat(2,1fr); }
  .soc-steps{ grid-template-columns: repeat(2,1fr); }
  .soc-contacto-grid{ grid-template-columns: 1fr; }
}
@media (max-width: 560px){
  .soc-services-grid, .soc-grid, .soc-steps{ grid-template-columns: 1fr; }
}