/* Unión Industrial Tucumán — Landing (sitio en construcción) */
:root {
  --blue: #3a6bb0; --blue-deep: #2b5595; --blue-light: #6d9bd6;
  --accent: #5fa0e2; --accent-soft: #8dc0f2; --lime: #5fa0e2; --lime-deep: #3f86cf;
  --ink: #0b0d11; --ink-2: #11141b; --ink-3: #171b24;
  --line: rgba(255,255,255,0.09); --line-strong: rgba(255,255,255,0.16);
  --text: #eef2f7; --text-soft: #aab4c4; --text-dim: #6f7a8c; --paper: #f4f6f9;
  --maxw: 1180px; --radius: 18px; --radius-sm: 12px;
  --ease: cubic-bezier(.22,.61,.36,1);
  --font-display: "Montserrat", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ink); color: var(--text); font-family: var(--font-body); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.04; letter-spacing: -0.02em; margin: 0; }
.u-accent { color: var(--lime); }
.backdrop { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.glow { position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.5; }
.glow--blue { width: 640px; height: 640px; top: -200px; right: -160px; background: radial-gradient(circle, var(--blue) 0%, transparent 70%); animation: float-a 20s var(--ease) infinite alternate; }
.glow--lime { width: 440px; height: 440px; bottom: -160px; left: -120px; background: radial-gradient(circle, var(--lime) 0%, transparent 70%); opacity: 0.14; animation: float-b 24s var(--ease) infinite alternate; }
.grain { position: absolute; inset: 0; opacity: 0.04; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
@keyframes float-a { to { transform: translate(-60px, 40px) scale(1.1); } }
@keyframes float-b { to { transform: translate(50px, -30px) scale(1.15); } }
.site-header { position: absolute; top: 0; left: 0; right: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; padding: 20px clamp(20px, 5vw, 56px); }
.status-pill { display: inline-flex; align-items: center; gap: 9px; padding: 8px 15px; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-soft); background: rgba(255,255,255,0.04); border: 1px solid var(--line); border-radius: 100px; backdrop-filter: blur(6px); }
.status-pill__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 0 rgba(95,160,226,0.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(95,160,226,0.6); } 70% { box-shadow: 0 0 0 10px rgba(95,160,226,0); } 100% { box-shadow: 0 0 0 0 rgba(95,160,226,0); } }
.eyebrow { font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.78rem; font-weight: 600; color: var(--blue-light); margin: 0 0 22px; }
.label-tick { display: inline-flex; align-items: center; gap: 10px; text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.72rem; font-weight: 700; color: var(--text-dim); margin-bottom: 18px; }
.label-tick::before { content: ""; width: 26px; height: 2px; background: var(--lime); }
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; padding: 120px clamp(20px, 5vw, 56px) 90px; overflow: hidden; }
.hero__scene { position: absolute; inset: 0; z-index: 0; }
.hero__scene svg { width: 100%; height: 100%; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(100deg, var(--ink) 18%, rgba(11,13,17,0.72) 48%, rgba(11,13,17,0.25) 100%); }
.hero__inner { position: relative; z-index: 2; width: 100%; max-width: var(--maxw); margin: 0 auto; }
.hero__title { font-size: clamp(2.6rem, 7vw, 5.5rem); font-weight: 800; max-width: 14ch; }
.hero__lead { margin: 28px 0 34px; max-width: 48ch; font-size: clamp(1rem, 1.5vw, 1.18rem); color: var(--text-soft); }
.hero__lead strong { color: var(--text); font-weight: 600; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__tags { display: flex; gap: 16px; align-items: center; list-style: none; padding: 0; margin: 40px 0 0; text-transform: uppercase; letter-spacing: 0.2em; font-size: 0.74rem; font-weight: 700; color: var(--text-dim); font-family: var(--font-display); }
.hero__tags li[aria-hidden] { color: var(--blue); }
.scroll-hint { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 2; width: 26px; height: 42px; border: 2px solid var(--line-strong); border-radius: 20px; display: flex; justify-content: center; padding-top: 7px; }
.scroll-hint span { width: 4px; height: 8px; border-radius: 2px; background: var(--lime); animation: scrolldot 1.8s infinite; }
@keyframes scrolldot { 0% { opacity: 0; transform: translateY(-4px);} 40% {opacity:1;} 80%{opacity:0;transform:translateY(10px);} 100%{opacity:0;} }
.puff { opacity: 0; }
.puff--1 { animation: rise 6s linear infinite; }
.puff--2 { animation: rise 6s linear infinite 2s; }
.puff--3 { animation: rise 6s linear infinite 4s; }
@keyframes rise { 0% { opacity: 0; transform: translate(0, 0) scale(0.4); } 20% { opacity: 0.25; } 100% { opacity: 0; transform: translate(-30px, -200px) scale(1.5); } }
.win { animation: flicker 5s ease-in-out infinite; }
.win--2 { animation-delay: 1.1s; }
.win--3 { animation-delay: 2.3s; }
.win--4 { animation-delay: 3.4s; }
@keyframes flicker { 0%,100%{opacity:0.35;} 50%{opacity:0.9;} }
.scene-sun { animation: breathe 9s ease-in-out infinite; }
@keyframes breathe { 0%,100%{opacity:0.8;} 50%{opacity:1;} }
section { position: relative; }
.stats, .meanwhile, .contact { max-width: var(--maxw); margin: 0 auto; padding: clamp(80px, 12vw, 140px) clamp(20px, 5vw, 56px); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); font-weight: 800; }
.stats { border-top: 1px solid var(--line); }
.stats__head { margin-bottom: 56px; }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stat { background: var(--ink-2); padding: 36px 28px; display: flex; flex-direction: column; gap: 12px; transition: background 0.4s var(--ease); }
.stat:hover { background: var(--ink-3); }
.stat__num { font-family: var(--font-display); font-weight: 900; font-size: clamp(2.2rem, 4vw, 3rem); color: #fff; background: linear-gradient(120deg, #fff 30%, var(--blue-light)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; font-variant-numeric: tabular-nums; }
.stat__label { font-size: 0.92rem; color: var(--text-soft); line-height: 1.45; }
.meanwhile { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(40px, 7vw, 100px); align-items: center; border-top: 1px solid var(--line); }
.meanwhile__text h2 { margin-bottom: 22px; max-width: 16ch; }
.meanwhile__text p { color: var(--text-soft); margin: 0 0 18px; max-width: 46ch; }
.meanwhile__list { list-style: none; margin: 0; padding: 0; }
.meanwhile__list li { display: flex; align-items: baseline; gap: 18px; padding: 20px 4px; border-bottom: 1px solid var(--line); font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; }
.meanwhile__list li span { color: var(--lime); font-weight: 800; font-size: 0.85rem; min-width: 26px; }
.meanwhile__list li:first-child { border-top: 1px solid var(--line); }
.contact { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px, 6vw, 80px); align-items: start; border-top: 1px solid var(--line); }
.contact__intro h2 { margin-bottom: 20px; }
.contact__intro > p { color: var(--text-soft); max-width: 40ch; }
.contact__why { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; }
.contact__why li { position: relative; padding-left: 28px; color: var(--text-soft); font-size: 0.95rem; }
.contact__why li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--lime); font-weight: 800; }
.form { background: linear-gradient(180deg, var(--ink-2), var(--ink)); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: clamp(26px, 4vw, 40px); box-shadow: 0 30px 80px -40px rgba(0,0,0,0.9); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.field label { font-size: 0.82rem; font-weight: 600; letter-spacing: 0.02em; color: var(--text-soft); }
.field input { appearance: none; background: var(--ink); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); padding: 14px 16px; color: var(--text); font-family: var(--font-body); font-size: 1rem; transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s; }
.field input::placeholder { color: var(--text-dim); }
.field input:focus { outline: none; border-color: var(--blue-light); box-shadow: 0 0 0 3px rgba(109,155,214,0.18); background: var(--ink-2); }
.field input:user-invalid { border-color: #d66a6a; box-shadow: 0 0 0 3px rgba(214,106,106,0.14); }
.form__note { min-height: 1.2em; margin: 14px 0 0; font-size: 0.86rem; color: var(--text-dim); }
.form__note.is-error { color: #e78b8b; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 15px 28px; font-family: var(--font-display); font-weight: 700; font-size: 0.95rem; letter-spacing: 0.01em; border-radius: 100px; border: 1px solid transparent; cursor: pointer; transition: transform 0.2s var(--ease), box-shadow 0.25s var(--ease), background 0.25s, color 0.25s; }
.btn:active { transform: translateY(1px) scale(0.99); }
.btn--primary { background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%); color: #fff; box-shadow: 0 12px 32px -12px rgba(58,107,176,0.75); }
.btn--primary:hover { background: linear-gradient(135deg, #4a7cc4 0%, #30609f 100%); box-shadow: 0 16px 40px -12px rgba(58,107,176,0.9); transform: translateY(-2px); }
.btn--ghost { background: rgba(255,255,255,0.03); color: var(--text); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--blue-light); color: #fff; background: rgba(109,155,214,0.08); }
.btn--block { width: 100%; margin-top: 6px; }
.btn[disabled] { opacity: 0.6; cursor: wait; }
.form-success { background: linear-gradient(180deg, var(--ink-2), var(--ink)); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: clamp(32px, 5vw, 52px); text-align: center; animation: pop 0.5s var(--ease); }
.form-success__mark { width: 64px; height: 64px; margin: 0 auto 20px; display: grid; place-items: center; border-radius: 50%; background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%); color: #fff; font-size: 1.8rem; font-weight: 800; }
.form-success h3 { font-size: 1.5rem; margin-bottom: 10px; }
.form-success p { color: var(--text-soft); margin: 0 auto 24px; max-width: 42ch; }
@keyframes pop { from { opacity: 0; transform: scale(0.96); } to { opacity: 1; transform: scale(1); } }
.site-footer { border-top: 1px solid var(--line); max-width: var(--maxw); margin: 0 auto; padding: 56px clamp(20px, 5vw, 56px); }
.site-footer__top { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.site-footer__links { display: flex; gap: 26px; font-weight: 600; font-size: 0.92rem; }
.site-footer__links a { color: var(--text-soft); transition: color 0.2s; }
.site-footer__links a:hover { color: var(--lime); }
.site-footer__bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 22px; color: var(--text-dim); font-size: 0.84rem; }
.site-footer__tag { font-family: var(--font-display); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-dim); }
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (max-width: 920px) { .stats__grid { grid-template-columns: 1fr 1fr; } .meanwhile, .contact { grid-template-columns: 1fr; } .meanwhile__text { order: 0; } }
@media (max-width: 560px) { .form__row { grid-template-columns: 1fr; gap: 0; } .stats__grid { grid-template-columns: 1fr; } .site-header { padding: 16px 20px; } .status-pill { font-size: 0.64rem; padding: 7px 12px; } .hero { padding-top: 100px; } .hero__cta .btn { flex: 1; } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition-duration: 0.01ms !important; } .reveal { opacity: 1; transform: none; } html { scroll-behavior: auto; } }
/* Marca (texto) */
.brand { display: inline-flex; align-items: center; gap: 14px; text-decoration: none; }
.brand__mark { font-family: var(--font-display); font-weight: 900; font-size: 2.1rem; line-height: 1; letter-spacing: -0.04em; color: #fff; }
.brand__name { font-family: var(--font-display); font-weight: 700; font-size: 0.6rem; line-height: 1.3; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-soft); padding-left: 14px; border-left: 1px solid var(--line-strong); }
.brand--footer { opacity: 0.9; }
.brand--footer .brand__mark { font-size: 1.85rem; }
.brand--footer .brand__name { font-size: 0.56rem; }
@media (max-width: 560px) { .brand__mark { font-size: 1.7rem; } .brand__name { font-size: 0.52rem; } }