/* ══════════════════════════════════════════
   Extein SAS — v3 Dark Theme
   ══════════════════════════════════════════ */

:root {
  color-scheme: dark;
  --bg:         #080c14;
  --bg-2:       #0d1424;
  --bg-3:       #111827;
  --surface:    rgba(255, 255, 255, 0.04);
  --surface-2:  rgba(255, 255, 255, 0.07);
  --surface-3:  rgba(255, 255, 255, 0.11);
  --border:     rgba(255, 255, 255, 0.08);
  --border-2:   rgba(255, 255, 255, 0.14);
  --text:       #e2e8f0;
  --muted:      #94a3b8;
  --muted-2:    #64748b;
  --primary:    #3b82f6;
  --primary-hv: #2563eb;
  --primary-gl: rgba(59, 130, 246, 0.35);
  --accent:     #06b6d4;
  --accent-gl:  rgba(6, 182, 212, 0.28);
  --purple:     #8b5cf6;
  --purple-gl:  rgba(139, 92, 246, 0.28);
  --green:      #10b981;
  --green-gl:   rgba(16, 185, 129, 0.28);
  --amber:      #f59e0b;
  --amber-gl:   rgba(245, 158, 11, 0.25);
  --red:        #ef4444;
  --shadow-sm:  0 2px 12px rgba(0,0,0,0.5);
  --shadow:     0 8px 32px rgba(0,0,0,0.55);
  --shadow-lg:  0 20px 60px rgba(0,0,0,0.65);
  --radius-xl:  22px;
  --radius-lg:  16px;
  --radius-md:  12px;
  --radius-sm:  8px;
  --container:  1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }

.container {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
}

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4, h5 { line-height: 1.1; letter-spacing: -0.02em; }

h1 { font-size: clamp(2.6rem, 5.5vw, 5rem); font-weight: 900; }
h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
h4 { font-size: 0.97rem; font-weight: 700; }

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
}

.body-text { color: var(--muted); line-height: 1.75; font-size: 1rem; }

/* ── REVEAL ANIMATIONS ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(.16,1,.3,1), transform 0.6s cubic-bezier(.16,1,.3,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }

/* ── PULSE ANIMATIONS (hero SVG) ── */
.pulse-r1 {
  animation: pulse-ring 2.8s cubic-bezier(0.4,0,0.6,1) infinite;
}
.pulse-r2 {
  animation: pulse-ring 2.8s cubic-bezier(0.4,0,0.6,1) 0.9s infinite;
}
@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: 0.5; }
  70%  { transform: scale(1.55); opacity: 0; }
  100% { transform: scale(1.55); opacity: 0; }
}

/* ══════════════════════════════════════════
   HEADER
   ══════════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--border);
  background: rgba(8,12,20,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: box-shadow 0.3s;
}
.site-header.scrolled {
  box-shadow: 0 1px 24px rgba(0,0,0,0.6);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  font-weight: 900;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  box-shadow: 0 0 20px var(--primary-gl);
  flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 0.93rem; color: var(--text); }
.brand-text small  { font-size: 0.7rem; color: var(--muted); }

.nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
}
.nav a {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.2s, background 0.2s;
}
.nav a:hover, .nav a.active { color: var(--text); background: var(--surface-2); }
.nav-cta {
  background: var(--primary) !important;
  color: white !important;
  font-weight: 700 !important;
  box-shadow: 0 0 16px var(--primary-gl);
}
.nav-cta:hover { background: var(--primary-hv) !important; }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  padding: 10px;
  border-radius: 10px;
  flex-shrink: 0;
}
.menu-toggle span {
  display: block;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ══════════════════════════════════════════
   HERO
   ══════════════════════════════════════════ */
.hero {
  position: relative;
  padding: 80px 0 60px;
  overflow: hidden;
}
/* Gradient orbs background */
.hero-bg-orbs { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.22;
}
.orb-1 { width: 500px; height: 500px; top: -140px; left: -80px; background: var(--primary); }
.orb-2 { width: 400px; height: 400px; top: 60px; right: -60px; background: var(--purple); }
.orb-3 { width: 300px; height: 300px; bottom: -80px; left: 40%; background: var(--accent); }

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

/* Badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 20px;
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green-gl);
  animation: dot-blink 2s ease-in-out infinite;
}
@keyframes dot-blink {
  0%,100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-copy h1 { color: #fff; margin-bottom: 20px; max-width: 14ch; }

.lead {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.78;
  max-width: 52ch;
  margin-bottom: 32px;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 32px; }

.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.92rem;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}
.button:hover { transform: translateY(-2px); }

.button-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 0 28px var(--primary-gl);
}
.button-primary:hover { background: var(--primary-hv); box-shadow: 0 0 36px var(--primary-gl); }

.button-ghost {
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text);
}
.button-ghost:hover { background: var(--surface-3); }

/* Hero contact strip */
.hero-contact-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  font-size: 0.82rem;
  color: var(--muted);
}
.hero-contact-strip a { display: flex; align-items: center; gap: 6px; transition: color 0.2s; }
.hero-contact-strip a:hover { color: var(--text); }
.hero-contact-strip span { display: flex; align-items: center; gap: 6px; }
.strip-div { width: 1px; height: 14px; background: var(--border-2); }

/* Hero visual */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-svg { width: 100%; max-width: 520px; height: auto; }

/* Floating info cards */
.hero-float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(13,20,36,0.92);
  border: 1px solid var(--border-2);
  backdrop-filter: blur(12px);
  font-size: 0.8rem;
  color: var(--muted);
  box-shadow: var(--shadow);
  white-space: nowrap;
}
.hero-float-card strong { color: var(--text); }
.float-top-right { top: 20px; right: -10px; }
.float-bottom-left { bottom: 20px; left: -10px; }
.fc-dot { width: 8px; height: 8px; border-radius: 50%; }
.fc-dot.green { background: var(--green); box-shadow: 0 0 8px var(--green-gl); }
.fc-dot.blue  { background: var(--primary); box-shadow: 0 0 8px var(--primary-gl); }

/* ══════════════════════════════════════════
   STATS BAND
   ══════════════════════════════════════════ */
.stats-band {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
  padding: 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px 16px;
  gap: 6px;
  border-right: 1px solid var(--border);
  position: relative;
}
.stat-item:last-child { border-right: none; }
.stat-item strong {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  letter-spacing: -0.04em;
}
.stat-item span {
  font-size: 0.78rem;
  color: var(--muted-2);
  font-weight: 500;
  max-width: 12ch;
  line-height: 1.3;
}

/* ══════════════════════════════════════════
   SECTIONS
   ══════════════════════════════════════════ */
.section { padding: 88px 0; }
.section-alt {
  background:
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-head {
  margin-bottom: 48px;
}
.section-head h2 { color: #fff; margin-bottom: 8px; max-width: 22ch; }
.section-sub { color: var(--muted); line-height: 1.7; margin-top: 8px; }

/* ══════════════════════════════════════════
   EMPRESA
   ══════════════════════════════════════════ */
.empresa-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.empresa-copy h2 { color: #fff; margin-bottom: 16px; max-width: 18ch; }
.empresa-copy .body-text { margin-bottom: 32px; }

.pillars { display: grid; gap: 20px; }
.pillar { display: flex; align-items: flex-start; gap: 16px; }
.pillar-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  margin-top: 4px;
  flex-shrink: 0;
}
.pillar-dot.blue   { background: var(--primary); box-shadow: 0 0 10px var(--primary-gl); }
.pillar-dot.purple { background: var(--purple);  box-shadow: 0 0 10px var(--purple-gl); }
.pillar-dot.cyan   { background: var(--accent);  box-shadow: 0 0 10px var(--accent-gl); }
.pillar-dot.green  { background: var(--green);   box-shadow: 0 0 10px var(--green-gl); }

.pillar h4 { color: var(--text); margin-bottom: 4px; }
.pillar p  { color: var(--muted); font-size: 0.88rem; line-height: 1.65; }

/* Dashboard SVG frame */
.dashboard-visual {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-lg);
}
.dashboard-svg { width: 100%; height: auto; }

/* ══════════════════════════════════════════
   BENTO SERVICES GRID
   ══════════════════════════════════════════ */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 14px;
}
.bento-card {
  grid-column: span 2;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.bento-card:hover {
  border-color: var(--border-2);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.bento-wide { grid-column: span 4; }

/* Wide card: inner + deco layout */
.bento-wide .bento-inner {
  position: relative;
  z-index: 2;
  max-width: 55%;
}
.bento-deco {
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 280px;
  height: 200px;
  opacity: 0.65;
  pointer-events: none;
  z-index: 1;
}
.bento-deco-right { right: 0; top: 50%; transform: translateY(-50%); width: 240px; height: 200px; }

/* Per-card color accents via border top strip */
.bento-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  border-radius: 2px 2px 0 0;
  background: var(--card-accent, var(--primary));
  opacity: 0;
  transition: opacity 0.2s;
}
.bento-card:hover::before { opacity: 1; }

/* Glow orb behind card on hover */
.bento-card::after {
  content: '';
  position: absolute;
  inset: -80px;
  background: radial-gradient(circle at 50% 50%, var(--card-glow, var(--primary-gl)), transparent 65%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
  z-index: 0;
}
.bento-card:hover::after { opacity: 0.45; }

.bento-blue   { --card-accent: var(--primary); --card-glow: var(--primary-gl); }
.bento-purple { --card-accent: var(--purple);  --card-glow: var(--purple-gl);  }
.bento-cyan   { --card-accent: var(--accent);  --card-glow: var(--accent-gl);  }
.bento-green  { --card-accent: var(--green);   --card-glow: var(--green-gl);   }
.bento-amber  { --card-accent: var(--amber);   --card-glow: var(--amber-gl);   }

.bento-icon {
  position: relative;
  z-index: 2;
  width: 52px; height: 52px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  display: grid;
  place-items: center;
  color: var(--card-accent, var(--primary));
  margin-bottom: 18px;
  box-shadow: 0 0 18px var(--card-glow, var(--primary-gl));
}
.bento-num {
  position: relative;
  z-index: 2;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--muted-2);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.bento-card h3 {
  position: relative;
  z-index: 2;
  color: #fff;
  margin-bottom: 10px;
  font-size: 1.1rem;
}
.bento-card p {
  position: relative;
  z-index: 2;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 18px;
}
.bento-tags {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.bento-tags span {
  display: inline-flex;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-2);
  color: var(--muted);
}

/* Outsourcing note strip */
.outsourcing-note {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 14px;
  padding: 18px 24px;
  border-radius: var(--radius-md);
  background: rgba(59,130,246,0.06);
  border: 1px solid rgba(59,130,246,0.18);
}
.on-icon {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(59,130,246,0.15);
  display: grid;
  place-items: center;
  color: var(--primary);
  flex-shrink: 0;
}
.outsourcing-note strong { display: block; font-size: 0.9rem; color: var(--text); margin-bottom: 2px; }
.outsourcing-note span  { font-size: 0.83rem; color: var(--muted); }
.on-cta {
  margin-left: auto;
  white-space: nowrap;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.88rem;
  flex-shrink: 0;
  transition: gap 0.2s;
}
.on-cta:hover { text-decoration: underline; }

/* ══════════════════════════════════════════
   TECH CARDS
   ══════════════════════════════════════════ */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 14px;
}
.tech-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.tech-card:hover {
  border-color: var(--border-2);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.tc-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  margin-bottom: 18px;
}
.tc-icon.blue   { background: rgba(59,130,246,0.12); color: var(--primary); }
.tc-icon.purple { background: rgba(139,92,246,0.12); color: var(--purple); }
.tc-icon.cyan   { background: rgba(6,182,212,0.12);  color: var(--accent); }
.tc-icon.green  { background: rgba(16,185,129,0.12); color: var(--green); }
.tc-icon.amber  { background: rgba(245,158,11,0.12); color: var(--amber); }

.tech-card h3 { color: #fff; margin-bottom: 8px; font-size: 1rem; }
.tech-card p  { color: var(--muted); font-size: 0.87rem; line-height: 1.7; margin-bottom: 16px; }

.tc-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tc-tags span {
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 600;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--muted);
}

/* ══════════════════════════════════════════
   CLIENTS
   ══════════════════════════════════════════ */
.clients-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}
.client-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  transition: background 0.2s, border-color 0.2s;
}
.client-chip:hover { background: var(--surface-3); border-color: rgba(255,255,255,0.2); }
.chip-icon {
  width: 26px; height: 26px;
  border-radius: 6px;
  background: rgba(59,130,246,0.12);
  display: grid;
  place-items: center;
  color: var(--primary);
  flex-shrink: 0;
}
.clients-note {
  font-size: 0.85rem;
  color: var(--muted-2);
  margin-top: 4px;
}

/* ══════════════════════════════════════════
   CONTACT / SUPPORT
   ══════════════════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 64px;
  align-items: start;
}
.contact-grid > div > .eyebrow { display: inline-block; }
.contact-grid > div > h2 { color: #fff; margin: 12px 0 12px; max-width: 18ch; }
.contact-grid > div > .body-text { margin-bottom: 32px; }

.contact-channels { display: grid; gap: 10px; }
.channel {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.channel:hover { background: var(--surface-2); border-color: var(--border-2); transform: translateX(4px); }
.channel-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: white;
  flex-shrink: 0;
}
.channel-icon.green  { background: #16a34a; box-shadow: 0 0 16px rgba(22,163,74,0.3); }
.channel-icon.blue   { background: var(--primary); box-shadow: 0 0 16px var(--primary-gl); }
.channel-icon.purple { background: var(--purple); box-shadow: 0 0 16px var(--purple-gl); }
.channel-info { flex: 1; }
.channel-info strong { display: block; font-size: 0.9rem; color: var(--text); }
.channel-info span   { font-size: 0.82rem; color: var(--muted); }
.channel-arrow { color: var(--muted-2); transition: transform 0.2s; flex-shrink: 0; }
.channel:hover .channel-arrow { transform: translateX(3px); }

/* Form box */
.contact-form-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow);
}
.contact-form-box h3 { color: #fff; font-size: 1.2rem; margin-bottom: 4px; }
.form-location {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--muted-2);
  margin-bottom: 24px;
}
.contact-form { display: grid; gap: 12px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-group { display: grid; gap: 6px; }
.form-group label { font-size: 0.82rem; font-weight: 600; color: var(--muted); }
.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font: inherit;
  font-size: 0.88rem;
  color: var(--text);
  background: var(--bg-3);
  transition: border-color 0.2s, outline 0.2s;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--muted-2); }
.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(59,130,246,0.3);
  border-color: rgba(59,130,246,0.5);
}
.btn-send {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
  border: none;
  border-radius: 999px;
  min-height: 48px;
  padding: 0 24px;
  background: var(--primary);
  color: white;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 0 24px var(--primary-gl);
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}
.btn-send:hover { background: var(--primary-hv); transform: translateY(-2px); box-shadow: 0 0 32px var(--primary-gl); }
.form-ok {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.2);
  color: var(--green);
}
.form-ok p { font-size: 0.9rem; font-weight: 600; }

/* ══════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════ */
.site-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}
.footer-col h5 {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.footer-col.footer-brand-col .brand { margin-bottom: 14px; }
.footer-tagline {
  font-size: 0.85rem;
  color: var(--muted-2);
  line-height: 1.7;
  max-width: 30ch;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.footer-col a {
  font-size: 0.85rem;
  color: var(--muted-2);
  padding: 5px 0;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text); }
.footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 24px;
}
.footer-bar p { font-size: 0.8rem; color: var(--muted-2); }
.back-top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s;
}
.back-top:hover { color: var(--text); }

/* ══════════════════════════════════════════
   WHATSAPP FLOAT
   ══════════════════════════════════════════ */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 40;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: white;
  display: grid;
  place-items: center;
  box-shadow: 0 0 28px rgba(37,211,102,0.45), var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 0 36px rgba(37,211,102,0.6), var(--shadow);
}

/* ══════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════ */
@media (max-width: 1080px) {
  .bento-grid { grid-template-columns: repeat(2,1fr); }
  .bento-card { grid-column: span 1; }
  .bento-wide { grid-column: span 2; }
  .bento-deco { display: none; }
  .bento-wide .bento-inner { max-width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}

@media (max-width: 960px) {
  .hero-grid    { grid-template-columns: 1fr; }
  .empresa-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .tech-grid    { grid-template-columns: repeat(2,1fr); }

  .hero { padding: 60px 0 40px; }
  .hero-copy h1 { max-width: none; }
  .hero-visual { display: none; }

  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(odd) { border-right: 1px solid var(--border); }
  .stat-item { border-bottom: 1px solid var(--border); }
  .stat-item:nth-last-child(-n+2) { border-bottom: none; }

  .section { padding: 64px 0; }

  /* Mobile nav */
  .menu-toggle { display: flex; }
  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 8px 0 14px;
  }
  .nav.open { display: flex; }
  .nav a { width: 100%; border-radius: 10px; }
  .header-inner { flex-wrap: wrap; }
}

@media (max-width: 680px) {
  .bento-grid { grid-template-columns: 1fr; }
  .bento-card { grid-column: span 1; }
  .bento-wide { grid-column: span 1; }
  .tech-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 20px; }
  .footer-bar { flex-direction: column; align-items: flex-start; }
  .form-row { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .outsourcing-note { flex-direction: column; align-items: flex-start; gap: 10px; }
  .on-cta { margin-left: 0; }
  .wa-float { bottom: 20px; right: 20px; }
  .hero-contact-strip { flex-direction: column; align-items: flex-start; }
  .strip-div { display: none; }
}