/* ============================================================
   DAVEX — Shared Design System
   All pages share this CSS. Page-specific styles stay inline.
   Override --page-accent-* variables per page for theming.
   ============================================================ */

/* ======== RESET & VARIABLES ======== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #F8F7F4;
  --bg-alt: #F0EFEB;
  --surface: #FFFFFF;
  --dark: #0F0F14;
  --dark-surface: #1A1A24;
  --accent: #2D5BFF;
  --accent-hover: #1A45E0;
  --accent-soft: #EDF0FF;
  --warm: #E8523F;
  --warm-soft: #FEF0ED;
  --green: #0FAA6E;
  --green-soft: #E6F9F0;
  --text: #0F0F14;
  --text-2: #4A4A5A;
  --text-3: #6B6B78;
  --border: rgba(0,0,0,0.07);
  --border-strong: rgba(0,0,0,0.13);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 44px rgba(0,0,0,0.09);
  --shadow-xl: 0 24px 64px rgba(0,0,0,0.12);
  --font-sans: 'Manrope', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);

  /* Page accent system — override per page */
  --page-accent: var(--accent);
  --page-accent-hover: var(--accent-hover);
  --page-accent-soft: var(--accent-soft);
  --page-accent-rgb: 45, 91, 255;
}

/* ======== BASE ======== */
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px;
}

/* ======== WHATSAPP FAB ======== */
.whatsapp-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9000;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, .35);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
  cursor: pointer;
  text-decoration: none;
}
.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, .5);
}
.whatsapp-fab svg { width: 28px; height: 28px; fill: #fff; }

::selection {
  background: var(--page-accent);
  color: #fff;
}

/* ======== NAV ======== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.5s var(--ease);
}

.nav.scrolled {
  padding: 0.9rem 3rem;
  background: rgba(248, 247, 244, 0.85);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--border);
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
}

.nav-logo-mark {
  width: 34px;
  height: 34px;
  background: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 9px;
}

.nav-logo-mark svg { width: 18px; height: 18px; }

.nav-logo-name {
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
}

.nav-context-pill {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--page-accent);
  background: var(--page-accent-soft);
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  letter-spacing: 0.03em;
  border: 1px solid rgba(var(--page-accent-rgb), 0.15);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-2);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: color 0.3s;
  position: relative;
}

.nav-links a:not(.nav-cta):not(.nav-dropdown-trigger)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--text);
  transition: width 0.35s var(--ease);
}

.nav-links a:not(.nav-cta):not(.nav-dropdown-trigger):hover::after { width: 100%; }
.nav-links a:hover { color: var(--text); }

.nav-cta {
  font-weight: 600 !important;
  color: #fff !important;
  background: var(--dark);
  padding: 0.6rem 1.35rem;
  border-radius: 8px;
  transition: all 0.35s var(--ease) !important;
}

.nav-cta:hover {
  background: var(--page-accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(var(--page-accent-rgb), 0.25);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.nav-hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: all 0.3s;
  border-radius: 2px;
}

/* ======== MOBILE MENU ======== */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(248, 247, 244, 0.97);
  backdrop-filter: blur(24px);
  z-index: 999;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1.25rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
}

.mobile-menu.active { opacity: 1; pointer-events: all; }

.mobile-menu a {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  transition: color 0.3s;
}

.mobile-menu a:hover { color: var(--page-accent); }



.mobile-menu-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 1rem;
}

/* ======== HERO ======== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 3rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(0,0,0,0.04) 1px, transparent 0);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, black 10%, transparent 65%);
}

.hero-glow {
  position: absolute;
  top: 5%;
  right: 0;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(var(--page-accent-rgb), 0.06) 0%, transparent 65%);
  pointer-events: none;
}

.hero-glow-warm {
  position: absolute;
  bottom: -10%;
  left: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(232, 82, 63, 0.04) 0%, transparent 65%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
}

.hero-content {
  opacity: 0;
  transform: translateY(28px);
  animation: heroFadeUp 0.9s var(--ease) 0.2s forwards;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--page-accent);
  background: var(--page-accent-soft);
  padding: 0.45rem 1rem;
  border-radius: 50px;
  margin-bottom: 2rem;
  letter-spacing: 0.03em;
  border: 1px solid rgba(var(--page-accent-rgb), 0.15);
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--page-accent);
  animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero h1 {
  font-family: var(--font-sans);
  font-size: clamp(2.5rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.hero h1 .accent { color: var(--page-accent); }

.hero-desc,
.hero-subtitle {
  font-size: 1.08rem;
  color: var(--text-2);
  line-height: 1.75;
  max-width: 460px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 2.75rem;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-trust-icon {
  width: 20px;
  height: 20px;
  color: var(--green);
}

.hero-trust-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.01em;
}

.hero-visual {
  opacity: 0;
  transform: translateY(28px);
  animation: heroFadeUp 0.9s var(--ease) 0.45s forwards;
  position: relative;
}

/* ======== BUTTONS ======== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: 10px;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.4s var(--ease);
  letter-spacing: -0.01em;
}

.btn svg {
  width: 14px;
  height: 14px;
}

.btn-primary {
  color: #fff;
  background: var(--dark);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.btn-primary:hover {
  background: var(--page-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(var(--page-accent-rgb), 0.25);
}

.btn-ghost {
  color: var(--text-2);
  background: transparent;
  border: 1.5px solid var(--border-strong);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text);
  background: rgba(0,0,0,0.02);
}

/* ======== SECTIONS SHARED ======== */
.section {
  padding: 7rem 3rem;
  position: relative;
}

.section-alt { background: var(--bg-alt); }

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '';
  width: 20px;
  height: 1.5px;
  background: var(--page-accent);
}

.section-header { margin-bottom: 4.5rem; }
.section-header.center { text-align: center; }
.section-header.center .section-label { justify-content: center; }
.section-header.center .section-label::before { display: none; }
.section-header.center .section-desc { margin-left: auto; margin-right: auto; }

.section-heading {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 3.5vw, 2.9rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--text);
}

.section-heading .accent {
  color: var(--page-accent);
}

.section-desc {
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--text-2);
  line-height: 1.75;
  max-width: 520px;
  margin-top: 1.15rem;
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.stg-1 { transition-delay: 0.06s; }
.stg-2 { transition-delay: 0.14s; }
.stg-3 { transition-delay: 0.22s; }
.stg-4 { transition-delay: 0.3s; }

/* ======== PROBLEMS ======== */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.problem-card {
  display: flex;
  gap: 1.25rem;
  padding: 1.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--warm);
  border-radius: 3px 0 0 3px;
  transform: scaleY(0);
  transition: transform 0.4s var(--ease);
  transform-origin: top;
}

.problem-card:hover::before { transform: scaleY(1); }

.problem-card:hover {
  border-color: rgba(232, 82, 63, 0.15);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.problem-icon {
  width: 42px;
  height: 42px;
  background: var(--warm-soft);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.problem-icon svg {
  width: 19px;
  height: 19px;
  color: var(--warm);
}

.problem-card h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  letter-spacing: -0.02em;
}

.problem-card p {
  font-size: 0.86rem;
  color: var(--text-2);
  line-height: 1.65;
}

/* ======== SERVICES ======== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.service-card {
  padding: 2rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--page-accent);
  transform: scaleX(0);
  transition: transform 0.4s var(--ease);
  transform-origin: left;
}

.service-card:hover::after { transform: scaleX(1); }

.service-card:hover {
  border-color: rgba(var(--page-accent-rgb), 0.12);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.service-icon {
  width: 46px;
  height: 46px;
  background: var(--page-accent-soft);
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all 0.35s var(--ease);
}

.service-card:hover .service-icon {
  background: var(--page-accent);
}

.service-icon svg {
  width: 21px;
  height: 21px;
  color: var(--page-accent);
  transition: color 0.35s;
}

.service-card:hover .service-icon svg { color: #fff; }

.service-card h3 {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.7rem;
  letter-spacing: -0.02em;
}

.service-card p {
  font-size: 0.84rem;
  color: var(--text-2);
  line-height: 1.65;
}

.service-card .service-features {
  list-style: none;
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.service-card .service-features li {
  font-size: 0.78rem;
  color: var(--text-3);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.5;
}

.service-card .service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.3rem;
  width: 10px;
  height: 10px;
  background: var(--page-accent-soft);
  border-radius: 50%;
}

.service-card .service-features li::after {
  content: '';
  position: absolute;
  left: 3px;
  top: calc(0.3rem + 2px);
  width: 4px;
  height: 3px;
  border-left: 1.5px solid var(--page-accent);
  border-bottom: 1.5px solid var(--page-accent);
  transform: rotate(-45deg);
}

/* ======== RESULTS ======== */
.results-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.result-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.25rem 1.5rem;
  text-align: center;
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}

.result-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--page-accent);
  transform: scaleX(0);
  transition: transform 0.4s var(--ease);
  transform-origin: left;
}

.result-card:hover::after { transform: scaleX(1); }

.result-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(var(--page-accent-rgb), 0.15);
}

.result-value {
  font-family: var(--font-sans);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--page-accent);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 0.6rem;
}

.result-label {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}

.result-desc {
  font-size: 0.78rem;
  color: var(--text-3);
  line-height: 1.6;
}

/* ======== TECH MARQUEE ======== */
.marquee-section {
  padding: 1.75rem 0;
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.marquee-track {
  display: flex;
  gap: 3rem;
  animation: marquee 40s linear infinite;
  width: max-content;
  will-change: transform;
}

.marquee-item {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.04em;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
}

.marquee-item .m-dot {
  width: 4px;
  height: 4px;
  background: var(--page-accent);
  border-radius: 50%;
  opacity: 0.45;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-33.33%); }
}

/* ======== DIFFERENTIALS ======== */
.diff-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.diff-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.diff-item {
  display: flex;
  gap: 1.15rem;
  align-items: flex-start;
}

.diff-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--page-accent);
  background: var(--page-accent-soft);
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  border: 1px solid rgba(var(--page-accent-rgb), 0.1);
}

.diff-item h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.diff-item p {
  font-size: 0.86rem;
  color: var(--text-2);
  line-height: 1.65;
}

.diff-card {
  background: var(--dark);
  border-radius: 16px;
  padding: 2.75rem;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.diff-card::before {
  content: '';
  position: absolute;
  top: -60%;
  right: -30%;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(var(--page-accent-rgb), 0.12) 0%, transparent 55%);
  pointer-events: none;
}

.diff-card-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
}

.diff-card-heading {
  font-family: var(--font-sans);
  font-size: 1.55rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.15rem;
  letter-spacing: -0.025em;
}

.diff-card-heading .accent {
  color: var(--page-accent);
}

.diff-card-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  margin-bottom: 2.25rem;
}

.diff-card-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255,255,255,0.07);
}

.diff-stat-val {
  font-family: var(--font-sans);
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.diff-stat-lbl {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.02em;
}

/* ======== PROCESS GRID ======== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 24px;
  left: 10%;
  right: 10%;
  height: 1.5px;
  background: linear-gradient(90deg, var(--border-strong), var(--page-accent), var(--border-strong));
  opacity: 0.4;
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-num {
  width: 48px;
  height: 48px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-3);
  transition: all 0.4s var(--ease);
}

.process-step:hover .process-num {
  background: var(--page-accent);
  border-color: var(--page-accent);
  color: #fff;
  transform: scale(1.1);
  box-shadow: 0 4px 20px rgba(var(--page-accent-rgb), 0.25);
}

.process-step h3 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  letter-spacing: -0.02em;
}

.process-step p {
  font-size: 0.78rem;
  color: var(--text-3);
  line-height: 1.6;
  padding: 0 0.75rem;
}

/* ======== CTA ======== */
.cta-section {
  padding: 7rem 3rem;
}

.cta-box {
  max-width: 1200px;
  margin: 0 auto;
  background: var(--dark);
  border-radius: 20px;
  padding: 5rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(var(--page-accent-rgb), 0.1) 0%, transparent 55%);
  pointer-events: none;
}

.cta-box::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(232, 82, 63, 0.06) 0%, transparent 55%);
  pointer-events: none;
}

.cta-box .section-label {
  color: rgba(255,255,255,0.5);
  justify-content: center;
}

.cta-box .section-label::before {
  background: rgba(255,255,255,0.35);
}

.cta-heading {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  position: relative;
}

.cta-heading .accent {
  color: var(--page-accent);
}

.cta-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  max-width: 460px;
  margin: 0 auto 2.75rem;
  line-height: 1.75;
  position: relative;
}

.cta-box .btn-primary {
  background: #fff;
  color: var(--text);
  box-shadow: none;
}

.cta-box .btn-primary:hover {
  background: var(--page-accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(var(--page-accent-rgb), 0.3);
}

.cta-contact {
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  position: relative;
}

.cta-contact a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.3);
  transition: all 0.3s;
}

.cta-contact a:hover {
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}

/* ======== FOOTER ======== */
.footer {
  padding: 3.5rem 3rem 1.75rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: center;
  align-items: start;
  margin-bottom: 3.5rem;
  gap: 6rem;
}

.footer-brand p {
  font-size: 0.86rem;
  color: var(--text-2);
  margin-top: 0.85rem;
  max-width: 300px;
  line-height: 1.65;
}

.footer-cols {
  display: flex;
  gap: 6rem;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-col a {
  font-size: 0.86rem;
  color: var(--text-2);
  text-decoration: none;
  transition: color 0.25s;
}

.footer-col a:hover { color: var(--text); }

.footer-divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin-bottom: 1.5rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.72rem;
  color: var(--text-3);
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.footer-socials a {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--text-3);
  transition: all 0.3s;
  background: transparent;
}

.footer-socials a:hover {
  color: var(--page-accent);
  background: var(--page-accent-soft);
}

/* ======== CONTACT FORM ======== */
.contact-form {
  max-width: 650px;
  margin: 3.5rem auto 0;
  text-align: left;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  position: relative;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group.full {
  grid-column: span 2;
}

.form-group label {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.02em;
}

.form-input {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 10px;
  padding: 0.9rem 1.15rem;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  transition: all 0.3s var(--ease);
}

.form-input:focus {
  outline: none;
  border-color: var(--page-accent);
  background: rgba(255,255,255,0.1);
  box-shadow: 0 0 0 4px rgba(var(--page-accent-rgb), 0.2);
}

.form-input::placeholder {
  color: rgba(255,255,255,0.35);
}

textarea.form-input {
  min-height: 180px;
  resize: vertical;
}

.form-submit {
  grid-column: span 2;
  margin-top: 1rem;
  justify-content: center;
  width: 100%;
  height: 52px;
  font-size: 0.95rem;
}

.form-status {
  grid-column: span 2;
  display: none;
  padding: 1rem;
  border-radius: 10px;
  text-align: center;
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 1rem;
}

.form-status.success {
  display: block;
  background: rgba(15, 170, 110, 0.1);
  color: #34D399;
  border: 1px solid rgba(15, 170, 110, 0.2);
}

.form-status.error {
  display: block;
  background: rgba(232, 82, 63, 0.1);
  color: #F87171;
  border: 1px solid rgba(232, 82, 63, 0.2);
}

/* ======== ANIMATIONS ======== */
@keyframes heroFadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ======== REDUCED MOTION ======== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ======== RESPONSIVE ======== */
@media (max-width: 768px) {
  .whatsapp-fab { bottom: 20px; right: 20px; width: 52px; height: 52px; }
  .whatsapp-fab svg { width: 26px; height: 26px; }
  .form-input { font-size: 16px; }
  .form-group label { font-size: 0.88rem; }
  textarea.form-input { min-height: 120px; }
}

@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { max-width: 520px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-layout { grid-template-columns: 1fr; gap: 3rem; }
  .process-grid { grid-template-columns: repeat(3, 1fr); gap: 2rem; }
  .process-grid::before { display: none; }
  .results-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 4.5rem 1.25rem; }
  .hero { padding: 5.5rem 1.25rem 3rem; }
  .nav { padding: 1rem 1.25rem; }
  .nav.scrolled { padding: 0.85rem 1.25rem; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .mobile-menu { display: flex; }
  .nav-context-pill { display: none; }
  .problems-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .process-grid::before { display: none; }
  .process-step { display: flex; text-align: left; gap: 1rem; align-items: flex-start; }
  .process-num { margin: 0; width: 44px; height: 44px; font-size: 0.72rem; flex-shrink: 0; }
  .process-step p { padding: 0; }
  .hero-trust { flex-direction: column; gap: 0.75rem; align-items: flex-start; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .footer-top { flex-direction: column; gap: 2.5rem; }
  .footer-cols { gap: 2.5rem; flex-wrap: wrap; }
  .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }
  .cta-box { padding: 3.5rem 1.5rem; }
  .cta-section { padding: 4.5rem 1.25rem; }
  .diff-card-stats { grid-template-columns: 1fr; gap: 0.75rem; }
}

@media (max-width: 600px) {
  .contact-form { grid-template-columns: 1fr; gap: 1rem; }
  .form-group.full { grid-column: span 1; }
  .form-submit { grid-column: span 1; }
  .form-status { grid-column: span 1; }
}

@media (max-width: 480px) {
  .section { padding: 3.5rem 0.75rem; }
  .hero { padding: 5rem 0.75rem 2rem; }
  .cta-box { padding: 2.75rem 1rem; }
  .cta-section { padding: 3.5rem 0.75rem; }
  .nav { padding: 0.85rem 0.75rem; }
  .nav.scrolled { padding: 0.75rem 0.75rem; }
  .footer { padding: 2.5rem 0.75rem 1.25rem; }
  .footer-cols { gap: 1.5rem; }
}