/* =========================================================================
   DATAPRIME — Tech Industrial Design System
   Typography: Archivo (display) + Inter (body) + JetBrains Mono (tech)
   Palette: Deep navy + cyan accent + precision grid
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Core palette */
  --ink: #0A1628;
  --ink-soft: #13243D;
  --paper: #FAFAF7;
  --paper-warm: #F3F1EA;
  --border: #D9D6CC;
  --border-strong: #0A1628;
  --muted: #6B7280;
  --muted-dark: #374151;

  /* Accents */
  --accent: #00D4FF;
  --accent-deep: #0099CC;
  --temp-cold: #3B82F6;
  --temp-warm: #EF4444;
  --signal: #10B981;

  /* Typography */
  --font-display: 'Archivo', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout */
  --container: 1280px;
  --gutter: clamp(1.25rem, 3vw, 2rem);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* =========================================================================
   UTILITIES
   ========================================================================= */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.mono { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.02em; }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-dark);
}
.eyebrow::before { content: "— "; color: var(--accent-deep); font-weight: 700; }

/* =========================================================================
   NAVBAR
   ========================================================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}
.logo-mark {
  width: 34px;
  height: 34px;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 0.85rem;
  position: relative;
  border-radius: 2px;
}
.logo-mark::after {
  content: "";
  position: absolute;
  inset: auto -4px -4px auto;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}
.logo sup { color: var(--accent-deep); font-size: 0.6rem; margin-left: 2px; }

.nav-links {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}
.nav-links a {
  padding: 0.55rem 0.95rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--muted-dark);
  border-radius: 4px;
  transition: all 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--ink); background: var(--paper-warm); }
.nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0.95rem;
  right: 0.95rem;
  bottom: 0.15rem;
  height: 2px;
  background: var(--accent-deep);
}

.nav-actions { display: flex; align-items: center; gap: 0.75rem; }
.lang-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}
.lang-toggle button {
  padding: 0.35rem 0.6rem;
  color: var(--muted);
}
.lang-toggle button.active { background: var(--ink); color: var(--paper); }

.burger { display: none; width: 28px; height: 20px; position: relative; }
.burger span {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: var(--ink);
  transition: all 0.3s;
}
.burger span:nth-child(1) { top: 0; }
.burger span:nth-child(2) { top: 9px; }
.burger span:nth-child(3) { top: 18px; }

/* =========================================================================
   HERO
   ========================================================================= */
.hero {
  position: relative;
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(4rem, 10vw, 7rem);
  overflow: hidden;
  background:
    linear-gradient(180deg, var(--paper) 0%, var(--paper-warm) 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.hero-inner { position: relative; display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.hero-content { position: relative; }
.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 5.5vw, 4.3rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 1.25rem 0 1.5rem;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent-deep) 0%, var(--ink) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
}
.hero p.lead {
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  color: var(--muted-dark);
  max-width: 540px;
  line-height: 1.6;
  margin-bottom: 2rem;
}
.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  border-radius: 2px;
  transition: all 0.2s;
  border: 1.5px solid var(--ink);
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--accent-deep); border-color: var(--accent-deep); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }
.btn-arrow { transition: transform 0.2s; }
.btn:hover .btn-arrow { transform: translateX(3px); }

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.stat .num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}
.stat .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-top: 0.35rem;
}

/* Hero visual — stylized logger device */
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 480px;
  margin-left: auto;
}
.device-card {
  position: absolute;
  inset: 10% 5% 10% 5%;
  background: var(--ink);
  border-radius: 8px;
  overflow: hidden;
  box-shadow:
    0 30px 60px -20px rgba(10, 22, 40, 0.45),
    0 18px 30px -15px rgba(10, 22, 40, 0.2);
  padding: 1.75rem;
  color: var(--paper);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.device-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 100% 24px;
  pointer-events: none;
}
.device-head { display: flex; justify-content: space-between; align-items: flex-start; }
.device-id {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.15em;
}
.device-signal { display: flex; gap: 3px; align-items: flex-end; }
.device-signal span {
  width: 4px;
  background: var(--accent);
  border-radius: 1px;
  animation: pulse 2s infinite;
}
.device-signal span:nth-child(1) { height: 4px; animation-delay: 0s; }
.device-signal span:nth-child(2) { height: 7px; animation-delay: 0.2s; }
.device-signal span:nth-child(3) { height: 10px; animation-delay: 0.4s; }
.device-signal span:nth-child(4) { height: 13px; animation-delay: 0.6s; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.device-readout {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3rem, 7vw, 5rem);
  line-height: 1;
  letter-spacing: -0.04em;
}
.device-readout sup { font-size: 0.4em; color: var(--accent); vertical-align: top; margin-top: 0.5em; display: inline-block; }

.device-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.device-meta div .k {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.device-meta div .v {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--paper);
  margin-top: 0.2rem;
}

.device-tag {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--accent);
  color: var(--ink);
  padding: 0.65rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transform: rotate(-3deg);
}

/* =========================================================================
   SECTIONS
   ========================================================================= */
section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
section.alt { background: var(--paper-warm); }
section.dark { background: var(--ink); color: var(--paper); }

.section-head { margin-bottom: clamp(2rem, 5vw, 3.5rem); max-width: 780px; }
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0.75rem 0 0.75rem;
}
.section-head p {
  color: var(--muted-dark);
  font-size: 1.02rem;
  max-width: 620px;
}

/* =========================================================================
   PRODUCT CARDS
   ========================================================================= */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  padding: 0.5rem;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 4px;
  width: fit-content;
}
.filter-bar button {
  padding: 0.55rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-dark);
  border-radius: 2px;
  transition: all 0.2s;
}
.filter-bar button:hover { color: var(--ink); }
.filter-bar button.active { background: var(--ink); color: var(--paper); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}
.product-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--border);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--ink);
  transform: translateY(-4px);
}
.product-card.featured { border: 2px solid var(--ink); }
.product-card.featured::before {
  content: "Más vendido";
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  background: var(--accent);
  color: var(--ink);
  padding: 0.25rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.product-img {
  aspect-ratio: 4 / 3;
  background: var(--paper-warm);
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.product-img::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(10,22,40,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,22,40,0.06) 1px, transparent 1px);
  background-size: 32px 32px;
}
.product-img .device-mock {
  position: relative;
  width: 58%;
  aspect-ratio: 3 / 4;
  background: var(--ink);
  border-radius: 6px;
  box-shadow: 0 10px 24px -8px rgba(10,22,40,0.35);
  padding: 1rem;
  color: var(--paper);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.product-img .device-mock .pid {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--accent);
  letter-spacing: 0.2em;
}
.product-img .device-mock .preadout {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
}
.product-img .device-mock .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 4px rgba(0,212,255,0.2);
}

.product-body { padding: 1.25rem 1.35rem 1.5rem; flex: 1; display: flex; flex-direction: column; }
.product-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-deep);
  padding: 0.2rem 0.55rem;
  background: rgba(0,153,204,0.08);
  border: 1px solid rgba(0,153,204,0.25);
  border-radius: 2px;
  margin-bottom: 0.9rem;
  align-self: flex-start;
}
.product-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.015em;
  margin-bottom: 0.25rem;
}
.product-card .tagline {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted-dark);
  margin-bottom: 0.75rem;
}
.product-card .desc {
  font-size: 0.9rem;
  color: var(--muted-dark);
  line-height: 1.55;
  flex: 1;
}
.product-cta {
  margin-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--ink);
}
.product-cta svg { transition: transform 0.2s; }
.product-card:hover .product-cta svg { transform: translateX(4px); }

/* =========================================================================
   MODAL (product details — replaces PDFs)
   ========================================================================= */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  display: grid;
  place-items: center;
  padding: 1rem;
}
.modal-backdrop.open { opacity: 1; pointer-events: auto; }

.modal {
  background: var(--paper);
  max-width: 980px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  border-radius: 4px;
  transform: scale(0.96) translateY(10px);
  transition: transform 0.3s;
  position: relative;
}
.modal-backdrop.open .modal { transform: scale(1) translateY(0); }

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 5;
  width: 38px;
  height: 38px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: all 0.2s;
}
.modal-close:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.modal-body { display: grid; grid-template-columns: 1fr 1.2fr; gap: 0; }
.modal-visual {
  background: var(--ink);
  color: var(--paper);
  padding: 3rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 480px;
  position: relative;
  overflow: hidden;
}
.modal-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}
.modal-visual > * { position: relative; z-index: 1; }
.modal-visual .mv-head .pid {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.2em;
}
.modal-visual .mv-head h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  margin-top: 0.75rem;
}
.modal-visual .mv-head .tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.5rem;
}
.modal-visual .mv-readout {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
}
.modal-visual .mv-readout sup { font-size: 0.35em; color: var(--accent); vertical-align: top; }
.modal-visual .mv-apps {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.modal-visual .mv-apps span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 2px;
  color: var(--paper);
}

.modal-content { padding: 2.5rem 2.2rem; }
.modal-content .mc-desc {
  font-size: 0.95rem;
  color: var(--muted-dark);
  line-height: 1.7;
  margin-bottom: 1.75rem;
}
.modal-content h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.specs-table { width: 100%; }
.specs-table .row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.88rem;
}
.specs-table .row:last-child { border-bottom: none; }
.specs-table .row .k { color: var(--muted-dark); }
.specs-table .row .v { font-family: var(--font-mono); font-weight: 500; color: var(--ink); text-align: right; }

.modal-actions {
  margin-top: 2rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* =========================================================================
   TECHNOLOGY SECTION
   ========================================================================= */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0;
  border: 1px solid var(--border);
}
.tech-cell {
  padding: 2rem 1.75rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--paper);
  transition: background 0.2s;
}
.tech-cell:hover { background: var(--paper-warm); }
.tech-cell .num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-deep);
  letter-spacing: 0.15em;
}
.tech-cell h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0.9rem 0 0.75rem;
  letter-spacing: -0.015em;
}
.tech-cell p { font-size: 0.9rem; color: var(--muted-dark); line-height: 1.6; }

/* =========================================================================
   CASES / SECTORS
   ========================================================================= */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}
.case-card {
  background: var(--paper);
  border: 1px solid var(--border);
  padding: 2rem 1.75rem;
  position: relative;
  transition: all 0.3s;
}
.case-card:hover {
  border-color: var(--ink);
  transform: translateY(-4px);
}
.case-card .c-icon {
  width: 48px; height: 48px;
  background: var(--ink); color: var(--accent);
  display: grid; place-items: center;
  margin-bottom: 1.25rem;
  border-radius: 2px;
}
.case-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.015em;
}
.case-card p { font-size: 0.88rem; color: var(--muted-dark); line-height: 1.6; }
.case-card .c-metric {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-deep);
  font-weight: 500;
}

/* =========================================================================
   SUPPORT
   ========================================================================= */
.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}
.support-card {
  background: var(--ink);
  color: var(--paper);
  padding: 2.25rem 1.75rem;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}
.support-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(0,212,255,0.08) 100%);
  opacity: 0;
  transition: opacity 0.3s;
}
.support-card:hover::before { opacity: 1; }
.support-card > * { position: relative; }
.support-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.support-card p { font-size: 0.88rem; color: rgba(250,250,247,0.7); line-height: 1.6; margin-bottom: 1.25rem; }
.support-card a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 500;
}

/* =========================================================================
   ABOUT / CONTACT / FOOTER
   ========================================================================= */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-split .fact-list { display: grid; gap: 1.25rem; }
.about-split .fact {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}
.about-split .fact:last-child { border-bottom: none; }
.about-split .fact .f-year {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--accent-deep);
}
.about-split .fact .f-body h4 { font-family: var(--font-display); font-weight: 700; margin-bottom: 0.25rem; }
.about-split .fact .f-body p { font-size: 0.88rem; color: var(--muted-dark); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.contact-info { display: grid; gap: 1.5rem; align-content: start; }
.contact-info .ci-block {
  padding: 1.25rem 1.5rem;
  background: var(--paper);
  border: 1px solid var(--border);
}
.contact-info .ci-block .eyebrow { margin-bottom: 0.5rem; }
.contact-info .ci-block strong { font-family: var(--font-display); font-size: 1.05rem; }
.contact-info .ci-block p { font-size: 0.88rem; color: var(--muted-dark); margin-top: 0.25rem; }

.form { display: grid; gap: 1rem; background: var(--paper); padding: 2rem; border: 1px solid var(--border); }
.form label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted-dark); }
.form input, .form textarea, .form select {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--border);
  background: var(--paper);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  border-radius: 2px;
  transition: border 0.2s;
}
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--ink); }
.form textarea { min-height: 120px; resize: vertical; }
.form button { margin-top: 0.5rem; }

.footer {
  background: var(--ink);
  color: var(--paper);
  padding: 4rem 0 2rem;
  position: relative;
}
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-top .logo { color: var(--paper); font-size: 1.2rem; }
.footer-top .logo-mark { background: var(--paper); color: var(--ink); }
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.footer-col ul { list-style: none; display: grid; gap: 0.5rem; }
.footer-col a { font-size: 0.88rem; color: rgba(250,250,247,0.7); transition: color 0.2s; }
.footer-col a:hover { color: var(--paper); }
.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(250,250,247,0.1);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(250,250,247,0.5);
}
.footer-bottom a { color: inherit; }
.footer-bottom a:hover { color: var(--paper); }

/* =========================================================================
   PAGE SECTIONS HIDDEN BY DEFAULT (SPA-like)
   ========================================================================= */
.page { display: none; }
.page.active { display: block; }

.page-hero {
  padding: clamp(4rem, 8vw, 7rem) 0 clamp(2rem, 4vw, 3rem);
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
}
.page-hero > .container { position: relative; }
.page-hero .eyebrow { color: var(--accent); }
.page-hero .eyebrow::before { color: var(--accent); }
.page-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  letter-spacing: -0.03em;
  line-height: 1;
  margin: 1rem 0 1rem;
}
.page-hero p {
  font-size: 1.05rem;
  color: rgba(250,250,247,0.75);
  max-width: 640px;
  line-height: 1.65;
}

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 400px; margin: 0 auto; }
  .about-split { grid-template-columns: 1fr; gap: 2rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .modal-body { grid-template-columns: 1fr; }
  .modal-visual { min-height: 320px; padding: 2rem 1.5rem; }
  .modal-visual .mv-readout { font-size: 3.5rem; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
@media (max-width: 720px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--border);
    padding: 1rem var(--gutter);
    flex-direction: column;
    gap: 0.25rem;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.75rem 1rem; }
  .burger { display: block; }
  .hero-stats { flex-wrap: wrap; gap: 1.5rem; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}