:root {
  --black: #0a0a0a;
  --white: #f5f5f2;
  --gray-100: #e8e8e5;
  --gray-300: #b0b0a8;
  --gray-500: #6e6e68;
  --gray-700: #2e2e2a;
  --gray-800: #1a1a16;
  --accent: #c8c8c0;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--white); color: var(--black); font-family: var(--font-body); font-weight: 300; line-height: 1.6; overflow-x: hidden; }
body::before { content: ''; position: fixed; inset: 0; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E"); pointer-events: none; z-index: 9999; opacity: 0.4; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--gray-500); }

header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; display: flex; align-items: center; justify-content: space-between; padding: 0 60px; height: 72px; background: rgba(10,10,10,0.96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--gray-700); }
.logo-wrap { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.logo-isotipo { width: 34px; height: 34px; filter: brightness(0) invert(1); opacity: 0.9; }
.logo-name { font-family: var(--font-display); font-size: 22px; letter-spacing: 4px; color: var(--white); line-height: 1; }
.logo-sub { font-family: var(--font-mono); font-size: 9px; letter-spacing: 3px; color: var(--gray-300); text-transform: uppercase; margin-top: 2px; }
nav { display: flex; align-items: center; gap: 36px; }
nav a { font-family: var(--font-mono); font-size: 10px; letter-spacing: 2.5px; text-transform: uppercase; color: var(--gray-300); text-decoration: none; transition: color 0.2s; }
nav a:hover { color: var(--white); }
.nav-cta { border: 1px solid var(--gray-500) !important; padding: 8px 20px !important; color: var(--white) !important; transition: background 0.2s, border-color 0.2s !important; }
.nav-cta:hover { background: var(--white) !important; color: var(--black) !important; border-color: var(--white) !important; }

.burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.burger span { display: block; width: 24px; height: 1.5px; background: var(--white); transition: all 0.3s; }

.hero { min-height: 100vh; background: var(--black); display: flex; flex-direction: column; justify-content: flex-end; padding: 0 60px 80px; position: relative; overflow: hidden; }
.hero-bg-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px); background-size: 80px 80px; }
.hero-isotipo { position: absolute; right: -120px; top: 50%; transform: translateY(-50%); width: 700px; opacity: 0.06; filter: brightness(0) invert(1); pointer-events: none; }
.hero-eyebrow { font-family: var(--font-mono); font-size: 10px; letter-spacing: 4px; color: var(--gray-500); text-transform: uppercase; margin-bottom: 24px; display: flex; align-items: center; gap: 16px; position: relative; }
.hero-eyebrow::before { content: ''; width: 40px; height: 1px; background: var(--gray-500); }
.hero-headline { font-family: var(--font-display); font-size: clamp(72px, 11vw, 160px); line-height: 0.9; color: var(--white); letter-spacing: -1px; position: relative; max-width: 900px; }
.hero-headline em { font-style: normal; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,0.3); }
.hero-sub { margin-top: 48px; display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; position: relative; }
.hero-desc { max-width: 420px; font-size: 15px; color: var(--gray-300); line-height: 1.7; font-weight: 300; }
.hero-stats { display: flex; gap: 48px; flex-shrink: 0; }
.stat { text-align: right; }
.stat-num { font-family: var(--font-display); font-size: 42px; color: var(--white); line-height: 1; letter-spacing: 1px; }
.stat-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: 2px; color: var(--gray-500); text-transform: uppercase; margin-top: 4px; }

.marquee-wrap { overflow: hidden; border-top: 1px solid var(--gray-100); border-bottom: 1px solid var(--gray-100); padding: 18px 0; }
.marquee-wrap.dark { background: var(--black); border-color: var(--gray-700); }
.marquee-track { display: flex; animation: marquee 28s linear infinite; white-space: nowrap; }
.marquee-wrap.dark .marquee-track { animation-direction: reverse; }
.marquee-item { font-family: var(--font-display); font-size: 15px; letter-spacing: 8px; text-transform: uppercase; padding: 0 40px; flex-shrink: 0; }
.marquee-wrap.dark .marquee-item { color: var(--gray-700); }
.marquee-wrap:not(.dark) .marquee-item { color: var(--gray-100); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

section { padding: 100px 60px; }
.section-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: 3px; text-transform: uppercase; color: var(--gray-500); display: flex; align-items: center; gap: 14px; margin-bottom: 48px; }
.section-label::before { content: ''; width: 30px; height: 1px; background: var(--gray-300); }
.section-title { font-family: var(--font-display); font-size: clamp(48px, 6vw, 80px); line-height: 0.95; letter-spacing: -0.5px; }

.about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; margin-top: 60px; }
.about-body { font-size: 16px; color: var(--gray-700); line-height: 1.85; font-weight: 300; }
.about-body p + p { margin-top: 20px; }
.about-tagline { font-family: var(--font-display); font-size: 28px; color: var(--black); line-height: 1.3; letter-spacing: 0.5px; border-left: 2px solid var(--black); padding-left: 24px; margin-top: 40px; }
.about-visual { position: sticky; top: 100px; }
.isotipo-display { width: 100%; max-width: 380px; display: block; }
.about-detail-list { margin-top: 40px; display: grid; gap: 1px; border: 1px solid var(--gray-100); }
.detail-item { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; background: var(--white); border-bottom: 1px solid var(--gray-100); font-size: 13px; transition: background 0.2s; }
.detail-item:last-child { border-bottom: none; }
.detail-item:hover { background: var(--gray-100); }
.detail-key { font-family: var(--font-mono); font-size: 9px; letter-spacing: 2px; text-transform: uppercase; color: var(--gray-500); }
.detail-val { font-weight: 500; font-size: 13px; color: var(--black); }

.manifesto { background: var(--black); color: var(--white); }
.manifesto .section-title { color: var(--white); }
.manifesto-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 60px; background: var(--gray-700); border: 1px solid var(--gray-700); }
.manifesto-item { background: var(--black); padding: 40px 32px; transition: background 0.3s; }
.manifesto-item:hover { background: var(--gray-800); }
.manifesto-num { font-family: var(--font-mono); font-size: 10px; color: var(--gray-500); letter-spacing: 2px; margin-bottom: 20px; }
.manifesto-name { font-family: var(--font-display); font-size: 28px; letter-spacing: 2px; color: var(--white); margin-bottom: 16px; }
.manifesto-text { font-size: 13px; color: var(--gray-300); line-height: 1.7; font-weight: 300; }

.solutions { background: var(--gray-100); }
.solutions-list { margin-top: 60px; display: grid; gap: 1px; background: var(--gray-300); border: 1px solid var(--gray-300); }
.solution-item { background: var(--gray-100); display: grid; grid-template-columns: 80px 1fr auto; align-items: center; gap: 40px; padding: 32px 40px; cursor: pointer; transition: background 0.25s; position: relative; overflow: hidden; }
.solution-item:hover { background: var(--white); }
.solution-item.open { background: var(--white); }
.solution-num { font-family: var(--font-mono); font-size: 10px; color: var(--gray-500); letter-spacing: 2px; }
.solution-title { font-family: var(--font-display); font-size: 28px; letter-spacing: 1px; color: var(--black); transition: color 0.2s; }
.solution-arrow { width: 32px; height: 32px; border: 1px solid var(--gray-300); display: flex; align-items: center; justify-content: center; font-size: 18px; color: var(--gray-500); transition: all 0.25s; flex-shrink: 0; }
.solution-item.open .solution-arrow { background: var(--black); border-color: var(--black); color: var(--white); transform: rotate(45deg); }
.solution-body { display: none; padding: 0 40px 32px 160px; background: var(--white); font-size: 14px; color: var(--gray-700); line-height: 1.8; border-top: 1px solid var(--gray-100); }
.solution-body.open { display: block; }
.solution-actions { display: flex; gap: 24px; margin-top: 24px; }
.btn { display: inline-block; font-family: var(--font-mono); font-size: 9px; letter-spacing: 2.5px; text-transform: uppercase; text-decoration: none; padding: 10px 22px; border: 1px solid var(--black); color: var(--black); transition: all 0.2s; cursor: pointer; background: none; }
.btn:hover { background: var(--black); color: var(--white); }
.btn.filled { background: var(--black); color: var(--white); }
.btn.filled:hover { background: transparent; color: var(--black); }

.statement { background: var(--black); color: var(--white); padding: 140px 60px; display: flex; flex-direction: column; align-items: flex-start; gap: 32px; overflow: hidden; position: relative; }
.statement-isotipo { position: absolute; bottom: -80px; right: -80px; width: 500px; opacity: 0.04; filter: brightness(0) invert(1); pointer-events: none; }
.statement-text { font-family: var(--font-display); font-size: clamp(52px, 8vw, 110px); line-height: 0.92; letter-spacing: -1px; color: var(--white); position: relative; }
.statement-text em { font-style: normal; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,0.25); }
.statement-rule { width: 80px; height: 1px; background: var(--gray-500); }
.statement-note { font-family: var(--font-mono); font-size: 11px; letter-spacing: 3px; color: var(--gray-500); text-transform: uppercase; }

.contact { background: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1px; margin-top: 60px; background: var(--gray-200); border: 1px solid var(--gray-200); }
.contact-card { padding: 40px 36px; background: var(--white); transition: background 0.2s; }
.contact-card:hover { background: var(--gray-100); }
.contact-city { font-family: var(--font-display); font-size: 20px; letter-spacing: 3px; color: var(--black); margin-bottom: 20px; }
.contact-info { font-size: 13px; color: var(--gray-500); line-height: 1.9; }
.contact-info a { color: var(--black); text-decoration: none; font-weight: 500; display: block; margin-top: 8px; }

footer { background: var(--black); color: var(--white); padding: 60px 60px 40px; border-top: 1px solid var(--gray-700); }
.footer-top { display: flex; align-items: flex-start; justify-content: space-between; padding-bottom: 48px; border-bottom: 1px solid var(--gray-700); gap: 40px; flex-wrap: wrap; }
.footer-brand { display: flex; flex-direction: column; gap: 10px; }
.footer-logo { display: flex; align-items: center; gap: 12px; }
.footer-logo img { width: 30px; filter: brightness(0) invert(1); opacity: 0.7; }
.footer-logo-name { font-family: var(--font-display); font-size: 20px; letter-spacing: 4px; color: var(--white); }
.footer-tagline { font-family: var(--font-mono); font-size: 9px; letter-spacing: 2px; color: var(--gray-500); text-transform: uppercase; margin-left: 42px; }
.footer-nav { display: flex; gap: 60px; }
.footer-nav-col { display: flex; flex-direction: column; gap: 14px; }
.footer-nav-col a { font-family: var(--font-mono); font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: var(--gray-500); text-decoration: none; transition: color 0.2s; }
.footer-nav-col a:hover { color: var(--white); }
.footer-socials { display: flex; gap: 20px; align-items: flex-start; }
.social-link { width: 36px; height: 36px; border: 1px solid var(--gray-700); display: flex; align-items: center; justify-content: center; text-decoration: none; color: var(--gray-300); font-size: 13px; transition: all 0.2s; }
.social-link:hover { border-color: var(--white); color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; flex-wrap: wrap; gap: 12px; }
.footer-copy { font-family: var(--font-mono); font-size: 9px; letter-spacing: 1.5px; color: var(--gray-500); text-transform: uppercase; }
.footer-lang { display: flex; gap: 16px; }
.footer-lang a { font-family: var(--font-mono); font-size: 9px; letter-spacing: 2px; color: var(--gray-500); text-decoration: none; text-transform: uppercase; transition: color 0.2s; }
.footer-lang a:hover { color: var(--white); }
.footer-lang a.active { color: var(--white); }

.side-social { position: fixed; right: 24px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; align-items: center; gap: 16px; z-index: 50; }
.side-social a { font-family: var(--font-mono); font-size: 9px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--gray-300); text-decoration: none; writing-mode: vertical-rl; transition: color 0.2s; }
.side-social a:hover { color: var(--black); }
.side-line { width: 1px; height: 80px; background: var(--gray-300); }

.breadcrumb { padding: 16px 60px; border-bottom: 1px solid var(--gray-100); margin-top: 72px; }
.breadcrumb ul { list-style: none; display: flex; gap: 8px; font-family: var(--font-mono); font-size: 9px; letter-spacing: 2px; text-transform: uppercase; color: var(--gray-500); }
.breadcrumb a { color: var(--gray-500); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--black); }
.breadcrumb .current { color: var(--black); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal-left { opacity: 0; transform: translateX(-24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal-left.visible { opacity: 1; transform: none; }

@media (max-width: 1024px) {
  header { padding: 0 30px; }
  nav { display: none; }
  .burger { display: flex; }
  section { padding: 80px 30px; }
  .hero { padding: 0 30px 70px; }
  .hero-sub { flex-direction: column; align-items: flex-start; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { position: static; }
  .manifesto-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }
  .footer-nav { flex-direction: column; gap: 30px; }
  .solution-item { grid-template-columns: 50px 1fr auto; gap: 20px; padding: 24px 20px; }
  .solution-body { padding: 0 20px 24px 90px; }
  .side-social { display: none; }
  .breadcrumb { padding: 16px 30px; }
  .statement { padding: 100px 30px; }
  footer { padding: 40px 30px 30px; }
}

@media (max-width: 640px) {
  .hero-headline { font-size: 58px; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .manifesto-grid { grid-template-columns: 1fr; }
  .footer-nav { gap: 20px; }
}

.mobile-nav { position: fixed; inset: 0; background: var(--black); z-index: 200; display: flex; flex-direction: column; justify-content: center; padding: 60px 40px; transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.77, 0, 0.175, 1); }
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a { font-family: var(--font-display); font-size: 44px; letter-spacing: 2px; color: var(--white); text-decoration: none; line-height: 1.2; display: block; transition: color 0.2s; opacity: 0.7; }
.mobile-nav a:hover { opacity: 1; }
.mobile-nav-close { position: absolute; top: 24px; right: 24px; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; cursor: pointer; color: var(--white); font-size: 20px; }