/* ═══════════════════════════════════════════════════════════
   ÁTOMO STUDIO · Sitio web
   Sistema visual unificado · Inter · dark · blue→purple
   Una sola fuente, sin fonts pesadas, sin i18n complicado.
   ═══════════════════════════════════════════════════════════ */

:root {
  /* Brand */
  --blue: #3b82f6;
  --blue-2: #60a5fa;
  --purple: #8b5cf6;
  --cyan: #06b6d4;
  --grad: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  --grad-geos: linear-gradient(135deg, #06b6d4, #3b82f6, #8b5cf6);

  /* Surfaces */
  --bg: #06060c;
  --bg2: #0a0a14;
  --bg3: #14141f;
  --card: #0f0f1e;

  /* Text */
  --text: #eeeef2;
  --text2: #a0a0b0;
  --muted: #6b7280;
  --dim: #4a4a5e;

  /* Lines */
  --border: rgba(255, 255, 255, 0.06);
  --border-strong: rgba(255, 255, 255, 0.10);
  --border-blue: rgba(59, 130, 246, 0.22);

  /* Status */
  --success: #34d399;
  --warning: #fbbf24;
  --error: #f87171;

  /* Layout */
  --nav-h: 64px;
  --container: 1240px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-feature-settings: 'cv02','cv03','cv04','cv11';
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(59,130,246,0.25); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(59,130,246,0.4); }

/* ═══════════════ Background atmosphere ═══════════════ */
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, black 30%, transparent 80%);
}
.orb {
  position: fixed; border-radius: 50%;
  filter: blur(130px); pointer-events: none; z-index: 0; opacity: 0.55;
}
.orb-1 {
  width: 600px; height: 600px;
  background: rgba(59,130,246,0.18);
  top: -200px; right: -100px;
  animation: orb-1 22s ease-in-out infinite;
}
.orb-2 {
  width: 500px; height: 500px;
  background: rgba(139,92,246,0.15);
  bottom: -160px; left: -120px;
  animation: orb-2 26s ease-in-out infinite;
}
@keyframes orb-1 { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-80px,100px); } }
@keyframes orb-2 { 0%,100% { transform: translate(0,0); } 50% { transform: translate(90px,-80px); } }

/* ═══════════════ Nav ═══════════════ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  background: rgba(6,6,12,0.7);
  backdrop-filter: blur(24px) saturate(1.6);
  -webkit-backdrop-filter: blur(24px) saturate(1.6);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  height: 100%;
  display: flex; align-items: center; gap: 32px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--text);
  flex-shrink: 0;
}
.brand-logo {
  width: 30px; height: 30px;
  flex-shrink: 0;
}
.brand small {
  font-size: 10.5px;
  font-weight: 500;
  color: var(--text2);
  letter-spacing: 0.06em;
  display: block;
  margin-top: 1px;
  text-transform: uppercase;
}
.nav-links { display: flex; gap: 6px; flex: 1; }
.nav-links a {
  padding: 8px 14px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text2);
  border-radius: 8px;
  transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.nav-links a.active { color: var(--text); background: rgba(59,130,246,0.10); }
.nav-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 18px;
  background: var(--grad);
  color: white;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 6px 18px rgba(59,130,246,0.28);
  transition: transform .15s, box-shadow .15s;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(59,130,246,0.4); }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text);
  width: 38px; height: 38px;
  border-radius: 10px;
  cursor: pointer;
  align-items: center; justify-content: center;
}

/* Mobile menu */
.mobile-menu {
  position: fixed; top: var(--nav-h); left: 0; right: 0;
  background: rgba(6,6,12,0.95);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  padding: 16px 20px 24px;
  display: none;
  flex-direction: column; gap: 6px;
  z-index: 99;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 12px 14px;
  font-size: 15px;
  font-weight: 500;
  border-radius: 10px;
  color: var(--text);
}
.mobile-menu a:hover { background: rgba(255,255,255,0.04); }
.mobile-menu .nav-cta { margin-top: 6px; justify-content: center; }

/* ═══════════════ Containers / layout ═══════════════ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}
.section { padding: 96px 0; position: relative; }
.section.tight { padding: 64px 0; }
.section + .section { border-top: 1px solid var(--border); }

.section-eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px;
  background: rgba(59,130,246,0.08);
  border: 1px solid var(--border-blue);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-2);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: 16px;
}
.section-title .grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-sub {
  font-size: 16px;
  color: var(--text2);
  max-width: 640px;
  line-height: 1.7;
}

/* ═══════════════ Hero ═══════════════ */
.hero {
  min-height: calc(100vh - var(--nav-h));
  padding: calc(var(--nav-h) + 60px) 0 60px;
  display: flex;
  align-items: center;
  position: relative;
}
.hero-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
  width: 100%;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  background: linear-gradient(135deg, rgba(59,130,246,0.08), rgba(139,92,246,0.08));
  border: 1px solid var(--border-blue);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text2);
  margin-bottom: 26px;
}
.hero-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); }
.hero-title {
  font-size: clamp(44px, 6.5vw, 92px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.96;
  margin-bottom: 24px;
  max-width: 980px;
}
.hero-title .line2 {
  display: block;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-title .line3 {
  display: block;
  color: rgba(238,238,242,0.35);
}
.hero-desc {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text2);
  max-width: 620px;
  margin-bottom: 36px;
}
.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 56px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform .15s, background .15s, box-shadow .15s;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad);
  color: white;
  box-shadow: 0 8px 24px rgba(59,130,246,0.28);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 10px 28px rgba(59,130,246,0.42); }
.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); }
.btn-lg { padding: 16px 26px; font-size: 15px; }
.btn-sm { padding: 8px 14px; font-size: 12.5px; }

/* Audience cards */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 760px;
}
.audience-card {
  display: block;
  padding: 18px 18px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color .15s, transform .15s, background .15s;
}
.audience-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-2px);
  background: rgba(59,130,246,0.04);
}
.audience-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(59,130,246,0.10);
  border: 1px solid var(--border-blue);
  color: var(--blue-2);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 10px;
}
.audience-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}
.audience-desc {
  font-size: 12px;
  color: var(--text2);
  line-height: 1.5;
}

/* ═══════════════ Marquee ═══════════════ */
.marquee {
  padding: 18px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  position: relative;
  z-index: 1;
  background: rgba(10,10,20,0.4);
}
.marquee-track {
  display: flex;
  gap: 48px;
  animation: marquee 40s linear infinite;
  white-space: nowrap;
  width: max-content;
}
.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text2);
  letter-spacing: 0.02em;
}
.marquee-item svg {
  color: var(--blue-2);
  flex-shrink: 0;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ═══════════════ Services grid ═══════════════ */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.svc-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px;
  position: relative;
  transition: border-color .2s, transform .2s, background .2s;
  display: flex;
  flex-direction: column;
}
.svc-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-3px);
}
.svc-card.featured {
  background: linear-gradient(180deg, rgba(59,130,246,0.06), rgba(139,92,246,0.04) 80%);
  border-color: rgba(59,130,246,0.30);
}
.svc-badge {
  position: absolute;
  top: 16px; right: 16px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text2);
}
.svc-badge.hot {
  background: rgba(251,191,36,0.12);
  border: 1px solid rgba(251,191,36,0.30);
  color: var(--warning);
}
.svc-badge.new {
  background: rgba(52,211,153,0.12);
  border: 1px solid rgba(52,211,153,0.30);
  color: var(--success);
}
.svc-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(59,130,246,0.16), rgba(139,92,246,0.10));
  border: 1px solid var(--border-blue);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-2);
  margin-bottom: 18px;
}
.svc-name {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.svc-desc {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text2);
  margin-bottom: 18px;
}
.svc-features {
  list-style: none;
  margin-bottom: 22px;
  flex: 1;
}
.svc-features li {
  display: flex;
  gap: 9px;
  padding: 6px 0;
  font-size: 13px;
  color: var(--text);
}
.svc-features li::before {
  content: '';
  flex-shrink: 0;
  width: 16px; height: 16px;
  border-radius: 999px;
  background: rgba(52,211,153,0.15);
  border: 1px solid rgba(52,211,153,0.3);
  margin-top: 4px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2334d399' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m3 8 3.5 3.5L13 5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 11px;
}
.svc-cta {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--blue-2);
  padding: 10px 0;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.svc-cta:hover { color: var(--blue); }
.svc-cta svg { transition: transform .15s; }
.svc-cta:hover svg { transform: translateX(3px); }

/* ═══════════════ Geo App feature section ═══════════════ */
.geo-feature {
  background: linear-gradient(180deg, rgba(6,182,212,0.04), rgba(139,92,246,0.04));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.geo-feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.geo-feature-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px;
  background: rgba(6,182,212,0.12);
  border: 1px solid rgba(6,182,212,0.30);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 18px;
}
.geo-feature-title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin-bottom: 18px;
}
.geo-feature-title .grad {
  background: var(--grad-geos);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.geo-feature-desc {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text2);
  margin-bottom: 24px;
}
.geo-feat-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 28px;
}
.geo-feat {
  padding: 12px 14px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.geo-feat-icon {
  width: 28px; height: 28px;
  flex-shrink: 0;
  border-radius: 8px;
  background: rgba(6,182,212,0.10);
  border: 1px solid rgba(6,182,212,0.25);
  color: var(--cyan);
  display: flex; align-items: center; justify-content: center;
}
.geo-feat-title {
  font-size: 12.5px;
  font-weight: 600;
  margin-bottom: 2px;
}
.geo-feat-desc {
  font-size: 11.5px;
  color: var(--text2);
  line-height: 1.5;
}

/* Animated Geo orb (visual) */
.geo-visual {
  position: relative;
  height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.geo-orb {
  width: 240px; height: 240px;
  border-radius: 50%;
  background: var(--grad-geos);
  box-shadow: 0 0 80px rgba(6,182,212,0.5), 0 0 160px rgba(59,130,246,0.3);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  animation: orb-pulse 3.6s ease-in-out infinite;
  position: relative; z-index: 2;
}
.geo-orb-symbol {
  width: 100px; height: 100px;
  color: white;
}
@keyframes orb-pulse {
  0%, 100% { box-shadow: 0 0 60px rgba(6,182,212,0.4), 0 0 140px rgba(59,130,246,0.25); }
  50% { box-shadow: 0 0 100px rgba(6,182,212,0.6), 0 0 200px rgba(59,130,246,0.4); }
}
.geo-rings {
  position: absolute; inset: -50px;
  border: 1px solid rgba(6,182,212,0.18);
  border-radius: 50%;
  animation: spin 18s linear infinite;
}
.geo-rings-2 {
  position: absolute; inset: -100px;
  border: 1px dashed rgba(139,92,246,0.15);
  border-radius: 50%;
  animation: spin 28s linear infinite reverse;
}
.geo-rings-3 {
  position: absolute; inset: -150px;
  border: 1px solid rgba(59,130,246,0.10);
  border-radius: 50%;
  animation: spin 36s linear infinite;
}
@keyframes spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }

.geo-float-tag {
  position: absolute;
  padding: 8px 14px;
  background: rgba(10,10,20,0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-blue);
  border-radius: 12px;
  font-size: 11.5px;
  font-weight: 500;
  display: flex; align-items: center; gap: 8px;
  z-index: 3;
}
.geo-float-tag .dot {
  width: 6px; height: 6px;
  border-radius: 999px;
  background: var(--success);
}
.geo-float-tag.t1 { top: 40px; left: 20px; animation: float-1 6s ease-in-out infinite; }
.geo-float-tag.t2 { top: 80px; right: 0; animation: float-2 7s ease-in-out infinite; }
.geo-float-tag.t3 { bottom: 60px; left: 40px; animation: float-1 8s ease-in-out infinite reverse; }
.geo-float-tag.t4 { bottom: 90px; right: 20px; animation: float-2 9s ease-in-out infinite reverse; }
@keyframes float-1 { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes float-2 { 0%,100% { transform: translateY(0); } 50% { transform: translateY(8px); } }

/* ═══════════════ Stats strip ═══════════════ */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(10,10,20,0.6);
  position: relative;
  z-index: 1;
}
.stat {
  padding: 36px 28px;
  text-align: center;
  border-right: 1px solid var(--border);
}
.stat:last-child { border-right: 0; }
.stat-num {
  font-size: 38px;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.stat-label {
  font-size: 12.5px;
  color: var(--text2);
  margin-top: 8px;
}

/* ═══════════════ Process / How it works ═══════════════ */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 48px;
  position: relative;
}
.process-step {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 22px;
  position: relative;
}
.process-num {
  position: absolute;
  top: 22px; right: 22px;
  font-size: 38px;
  font-weight: 700;
  color: rgba(255,255,255,0.04);
  letter-spacing: -0.02em;
  line-height: 1;
}
.process-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(59,130,246,0.10);
  border: 1px solid var(--border-blue);
  color: var(--blue-2);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.process-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
}
.process-desc {
  font-size: 12.5px;
  color: var(--text2);
  line-height: 1.6;
}

/* ═══════════════ Portfolio ═══════════════ */
.portfolio-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-auto-rows: minmax(260px, auto);
  gap: 16px;
  margin-top: 48px;
}
.portfolio-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: border-color .2s, transform .2s;
  text-decoration: none;
  color: inherit;
}
.portfolio-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-3px);
}
.portfolio-card.featured { grid-row: span 2; }
.portfolio-img {
  flex: 1;
  background: linear-gradient(135deg, var(--bg3), var(--card));
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
}
.portfolio-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(6,6,12,0.9));
}
.portfolio-body {
  padding: 18px 20px 20px;
  position: relative;
  z-index: 1;
}
.portfolio-tag {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-2);
  margin-bottom: 6px;
}
.portfolio-name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.portfolio-desc {
  font-size: 12.5px;
  color: var(--text2);
  line-height: 1.55;
}
.portfolio-card.placeholder {
  background: var(--bg2);
  border: 1.5px dashed var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 8px;
  text-align: center;
  padding: 28px;
  color: var(--text2);
  font-size: 13px;
}
.portfolio-card.placeholder svg { color: var(--dim); }

/* ═══════════════ Forms ═══════════════ */
.form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text2);
}
.form-field input, .form-field textarea, .form-field select {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 13px 16px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color .15s, background .15s;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--blue);
  background: var(--bg3);
}
.form-field textarea { resize: vertical; min-height: 120px; line-height: 1.6; }
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--dim); }

/* ═══════════════ Footer ═══════════════ */
.footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand {
  max-width: 320px;
}
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand p {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.7;
}
.footer-col h4 {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text2);
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  padding: 5px 0;
  font-size: 13.5px;
  color: var(--text);
  opacity: 0.75;
  transition: opacity .15s, color .15s;
}
.footer-col a:hover { opacity: 1; color: var(--blue-2); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom small {
  font-size: 12px;
  color: var(--dim);
}
.footer-social {
  display: flex;
  gap: 8px;
}
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--bg2);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text2);
  transition: color .15s, background .15s, border-color .15s;
}
.footer-social a:hover {
  color: var(--blue-2);
  border-color: var(--border-blue);
  background: rgba(59,130,246,0.08);
}

/* ═══════════════ WhatsApp floating button ═══════════════ */
.wa-fab {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 56px; height: 56px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37,211,102,0.4);
  z-index: 200;
  transition: transform .15s, box-shadow .15s;
}
.wa-fab:hover {
  transform: scale(1.06);
  box-shadow: 0 10px 28px rgba(37,211,102,0.55);
}

/* ═══════════════ Page hero (sub-pages) ═══════════════ */
.page-hero {
  padding: calc(var(--nav-h) + 80px) 0 60px;
  position: relative;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 {
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 18px;
  max-width: 800px;
}
.page-hero h1 .grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page-hero p {
  font-size: 17px;
  color: var(--text2);
  max-width: 640px;
  line-height: 1.75;
}

/* ═══════════════ Responsive ═══════════════ */
@media (max-width: 1024px) {
  .nav-links { gap: 2px; }
  .nav-links a { padding: 6px 10px; font-size: 13px; }
  .geo-feature-grid { gap: 36px; }
}
@media (max-width: 880px) {
  .nav-links, .nav .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-inner { gap: 16px; }
  .audience-grid { grid-template-columns: 1fr; max-width: 380px; }
  .svc-grid, .stats-strip { grid-template-columns: 1fr 1fr; }
  .stats-strip .stat { border-right: 0; border-bottom: 1px solid var(--border); }
  .stats-strip .stat:nth-child(2n) { border-right: 0; }
  .geo-feature-grid { grid-template-columns: 1fr; }
  .geo-feat-list { grid-template-columns: 1fr 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-card.featured { grid-row: span 1; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 72px 0; }
  .hero { min-height: auto; padding: calc(var(--nav-h) + 40px) 0 60px; }
}
@media (max-width: 560px) {
  .container, .hero-inner, .nav-inner { padding: 0 18px; }
  .svc-grid, .stats-strip, .process-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .stats-strip .stat { border-right: 0; }
  .geo-feat-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .wa-fab { bottom: 16px; right: 16px; }
}

/* ═══════════════ Utilities ═══════════════ */
.text-center { text-align: center; }
.muted { color: var(--text2); }
.dim { color: var(--dim); }
.center-narrow { max-width: 720px; margin: 0 auto; }