/* ===========================================
   QORE INTEL — Landing v1.0
   Paleta: Qore Black #0A0E14 / Signal Gold #C9A24A / Paper White #F5F2EB
   Tipografía: Space Grotesk (display) + Source Serif 4 (cuerpo) + JetBrains Mono (cifras)
   =========================================== */

:root {
  --qore-black: #0A0E14;
  --qore-black-soft: #11161F;
  --signal-gold: #C9A24A;
  --signal-gold-soft: #E0BE6B;
  --paper-white: #F5F2EB;
  --paper-white-soft: #FAF8F3;
  --slate-graphite: #3A4250;
  --dust-gray: #9CA3AF;
  --dust-gray-soft: #D9D5CB;
  --crimson-pulse: #B23A48;

  --font-display: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-ui: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Source Serif 4', Georgia, serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --container: 1200px;
  --radius-sm: 4px;
  --radius-md: 8px;

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

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--qore-black);
  background: var(--paper-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease-out); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ============= HEADER ============= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 242, 235, 0.85);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: background .25s var(--ease-out), border-color .25s var(--ease-out);
}
.site-header.scrolled {
  background: rgba(245, 242, 235, 0.95);
  border-bottom-color: var(--dust-gray-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--qore-black);
}
.brand-mark { width: 30px; height: 30px; color: var(--qore-black); }
.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  line-height: 1;
}
.brand-qore { color: var(--qore-black); }
.brand-sep { color: var(--signal-gold); font-weight: 700; }
.brand-intel { color: var(--slate-graphite); font-weight: 500; }

.site-nav {
  display: flex;
  gap: 28px;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 500;
}
.site-nav a {
  color: var(--qore-black);
  position: relative;
  padding-bottom: 2px;
}
.site-nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--signal-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s var(--ease-out);
}
.site-nav a:hover::after { transform: scaleX(1); }

/* ============= BUTTONS ============= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s var(--ease-out), background .2s var(--ease-out), color .2s var(--ease-out), border-color .2s var(--ease-out);
  text-align: center;
  white-space: nowrap;
}
.btn-sm { padding: 9px 16px; font-size: 14px; }

.btn-gold {
  background: var(--signal-gold);
  color: var(--qore-black);
  border-color: var(--signal-gold);
}
.btn-gold:hover { background: var(--signal-gold-soft); border-color: var(--signal-gold-soft); }

.btn-ghost {
  background: transparent;
  color: var(--paper-white);
  border-color: rgba(245, 242, 235, 0.35);
}
.btn-ghost:hover { border-color: var(--signal-gold); color: var(--signal-gold); }

.section-light .btn-ghost { color: var(--qore-black); border-color: var(--slate-graphite); }
.section-light .btn-ghost:hover { color: var(--signal-gold); border-color: var(--signal-gold); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: 0;
  width: 40px;
  height: 40px;
  padding: 0;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--qore-black);
  transition: transform .2s var(--ease-out), opacity .2s var(--ease-out);
}

/* ============= ERA TIPOGRÁFICA ============= */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal-gold);
  margin: 0 0 18px 0;
}
.eyebrow-dark { color: var(--signal-gold); }

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 18px 0;
}
.section-lead {
  font-family: var(--font-body);
  font-size: 19px;
  line-height: 1.55;
  color: var(--slate-graphite);
  max-width: 640px;
  margin: 0;
}

/* ============= HERO ============= */
.hero {
  position: relative;
  background: var(--qore-black);
  color: var(--paper-white);
  padding: clamp(80px, 12vw, 140px) 0 clamp(60px, 10vw, 110px);
  overflow: hidden;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 880px;
}
.hero .eyebrow { color: var(--signal-gold); }

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(48px, 8vw, 104px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin: 0 0 26px 0;
  color: var(--paper-white);
}
.hero-sub {
  font-family: var(--font-body);
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.55;
  color: var(--dust-gray);
  max-width: 640px;
  margin: 0 0 40px 0;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 640px;
  padding-top: 32px;
  border-top: 1px solid rgba(245, 242, 235, 0.12);
}
.hero-meta > div { display: flex; flex-direction: column; gap: 4px; }
.meta-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 28px;
  color: var(--signal-gold);
  letter-spacing: -0.01em;
}
.meta-label {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--dust-gray);
  letter-spacing: 0.02em;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201, 162, 74, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 162, 74, 0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  background-position: -1px -1px;
  mask-image: radial-gradient(ellipse 80% 60% at 70% 40%, #000 35%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 70% 40%, #000 35%, transparent 80%);
  pointer-events: none;
  z-index: 1;
}

/* ============= SECTIONS ============= */
.section { padding: clamp(72px, 10vw, 120px) 0; }
.section-light { background: var(--paper-white); color: var(--qore-black); }
.section-dark { background: var(--qore-black); color: var(--paper-white); }
.section-dark .section-title { color: var(--paper-white); }
.section-dark .section-lead { color: var(--dust-gray); }

.section-head { max-width: 760px; margin-bottom: 56px; }

/* ============= GRID FEATURE CARDS ============= */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.card-feature {
  background: var(--paper-white-soft);
  border: 1px solid var(--dust-gray-soft);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  transition: border-color .25s var(--ease-out), transform .25s var(--ease-out);
}
.card-feature:hover { border-color: var(--signal-gold); transform: translateY(-3px); }
.card-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--signal-gold);
  font-size: 14px;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}
.card-feature h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  margin: 0 0 12px 0;
  color: var(--qore-black);
  letter-spacing: -0.005em;
}
.card-feature p {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--slate-graphite);
  margin: 0;
  line-height: 1.6;
}

/* ============= PRODUCTS ============= */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.products-grid-4 {
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 1fr;
}
.products-grid-4 .product-card { grid-column: span 2; }
.products-grid-4 .product-featured { grid-column: span 6; }

.products-grid-uniform {
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: 24px;
}
.products-grid-uniform .product-card { padding: 32px 28px; }
.products-grid-uniform .product-head { flex-direction: column; align-items: flex-start; gap: 14px; }
.products-grid-uniform .product-badge { align-self: flex-start; }
.products-grid-uniform .product-title { font-size: 24px; }
.product-card {
  background: var(--qore-black-soft);
  border: 1px solid rgba(245, 242, 235, 0.08);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: border-color .25s var(--ease-out), transform .25s var(--ease-out);
}
.product-card:hover { border-color: var(--signal-gold); transform: translateY(-3px); }

.product-active { border-color: rgba(201, 162, 74, 0.28); }
.product-active:hover { border-color: var(--signal-gold); }
.product-featured {
  border-color: rgba(201, 162, 74, 0.55);
  background: linear-gradient(180deg, rgba(201, 162, 74, 0.06) 0%, rgba(17, 22, 31, 0.0) 60%), var(--qore-black-soft);
}
.product-featured .product-badge { background: var(--signal-gold); color: var(--qore-black); }

.product-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.product-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 3px;
  background: var(--signal-gold);
  color: var(--qore-black);
}
.product-badge-soon {
  background: transparent;
  color: var(--dust-gray);
  border: 1px solid var(--dust-gray);
}
.product-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.01em;
  color: var(--paper-white);
  margin: 0;
}
.product-soon .product-title { color: var(--dust-gray); }

.product-desc {
  font-family: var(--font-body);
  font-size: 16.5px;
  color: var(--dust-gray);
  margin: 0;
  line-height: 1.6;
}

.product-feats {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.product-feats li {
  font-family: var(--font-ui);
  font-size: 14.5px;
  color: var(--paper-white);
  padding-left: 18px;
  position: relative;
}
.product-feats li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.65em;
  width: 8px; height: 1px;
  background: var(--signal-gold);
}

.product-link {
  font-family: var(--font-ui);
  font-weight: 600;
  color: var(--signal-gold);
  font-size: 15px;
  align-self: flex-start;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color .2s var(--ease-out);
}
.product-link:hover { border-bottom-color: var(--signal-gold); }

/* ============= STATS BIG ============= */
.section-stats { padding: clamp(64px, 8vw, 100px) 0; }
.stats-inner { text-align: center; max-width: 880px; margin: 0 auto; }
.stat-big {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(72px, 13vw, 160px);
  line-height: 1;
  color: var(--qore-black);
  margin: 12px 0 20px 0;
  letter-spacing: -0.04em;
  display: inline-flex;
  align-items: center;
  gap: 24px;
}
.stat-sep { color: var(--signal-gold); }
.stat-caption {
  font-family: var(--font-ui);
  font-size: 17px;
  color: var(--slate-graphite);
  margin: 0;
  letter-spacing: 0.01em;
}

/* ============= EQUIPO ============= */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.bio-card {
  background: var(--paper-white-soft);
  border: 1px solid var(--dust-gray-soft);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: border-color .25s var(--ease-out);
}
.bio-card:hover { border-color: var(--signal-gold); }
.bio-avatar {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--qore-black);
  color: var(--signal-gold);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.02em;
}
.bio-body h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  margin: 0 0 4px 0;
  color: var(--qore-black);
  letter-spacing: -0.005em;
}
.bio-role {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal-gold);
  margin: 0 0 12px 0;
  font-weight: 700;
}
.bio-text {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--slate-graphite);
  margin: 0;
  line-height: 1.6;
}

/* ============= SUSCRIPCIÓN ============= */
.section-sub .section-title { color: var(--paper-white); }
.sub-inner { max-width: 720px; }
.sub-form {
  display: flex;
  gap: 12px;
  margin-top: 32px;
  flex-wrap: wrap;
}
.sub-form input {
  flex: 1;
  min-width: 240px;
  padding: 14px 18px;
  font-family: var(--font-ui);
  font-size: 16px;
  background: transparent;
  border: 1px solid rgba(245, 242, 235, 0.25);
  color: var(--paper-white);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color .2s var(--ease-out), background .2s var(--ease-out);
}
.sub-form input::placeholder { color: var(--dust-gray); }
.sub-form input:focus { border-color: var(--signal-gold); background: rgba(201, 162, 74, 0.04); }
.sub-form .btn { padding: 14px 24px; }

.sub-note {
  font-family: var(--font-ui);
  font-size: 13.5px;
  color: var(--dust-gray);
  margin: 14px 0 0 0;
}
.sub-note.success { color: var(--signal-gold); }
.sub-note.error { color: var(--crimson-pulse); }

/* ============= CONTACTO ============= */
.section-contact { padding-top: clamp(64px, 8vw, 100px); padding-bottom: clamp(64px, 8vw, 100px); }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.contact-card {
  background: var(--qore-black);
  color: var(--paper-white);
  border-radius: var(--radius-md);
  padding: 36px 32px;
}
.contact-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal-gold);
  margin: 0 0 10px 0;
}
.contact-mail {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.4vw, 30px);
  color: var(--paper-white);
  margin: 0 0 16px 0;
  letter-spacing: -0.01em;
  word-break: break-word;
}
.contact-mail:hover { color: var(--signal-gold); }
.contact-loc {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--dust-gray);
  margin: 0;
  letter-spacing: 0.02em;
}

/* ============= FOOTER ============= */
.site-footer {
  background: var(--qore-black);
  color: var(--paper-white);
  border-top: 1px solid rgba(201, 162, 74, 0.15);
  padding: 64px 0 24px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 48px;
  align-items: start;
}
.site-footer .brand-mark { color: var(--paper-white); }
.site-footer .brand-qore { color: var(--paper-white); }
.site-footer .brand-intel { color: var(--dust-gray); }
.footer-brand .brand-word { font-size: 22px; }
.footer-brand { display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.footer-tagline {
  font-family: var(--font-body);
  font-style: italic;
  color: var(--dust-gray);
  margin: 4px 0 0 0;
  font-size: 15px;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal-gold);
  margin: 0 0 14px 0;
  font-weight: 700;
}
.footer-cols ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-cols a, .footer-cols li {
  font-family: var(--font-ui);
  font-size: 14.5px;
  color: var(--dust-gray);
}
.footer-cols a:hover { color: var(--signal-gold); }

.footer-bottom {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid rgba(245, 242, 235, 0.08);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.footer-bottom p {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--dust-gray);
  margin: 0;
}

/* ============= RESPONSIVE ============= */
@media (max-width: 1024px) {
  .products-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .products-grid-4 .product-card { grid-column: span 1; }
  .products-grid-4 .product-featured { grid-column: span 2; }
  .products-grid-uniform { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-inner { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 720px) {
  .site-nav { display: none; }
  .header-inner .btn-sm { display: none; }
  .nav-toggle { display: flex; }

  .site-nav.open {
    display: flex;
    position: absolute;
    top: 72px;
    left: 0; right: 0;
    background: var(--paper-white);
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    border-bottom: 1px solid var(--dust-gray-soft);
  }

  .hero-meta { grid-template-columns: 1fr; gap: 20px; }
  .products-grid-4 { grid-template-columns: 1fr; }
  .products-grid-4 .product-card,
  .products-grid-4 .product-featured { grid-column: span 1; }
  .products-grid-uniform { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .bio-card { flex-direction: column; gap: 18px; }

  .stat-big { gap: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}