/* ============================================
   SOS Impressora — Main Stylesheet
   Design tokens, mobile-first, bento grid
   ============================================ */

/* --- Google Fonts preload handled in HTML --- */
/* @import removed — fonts loaded via <link> in HTML to avoid render-blocking */

/* --- Design Tokens --- */
:root {
  --color-dark: #1a1a2e;
  --color-dark-2: #16213e;
  --color-dark-3: #0f3460;
  --color-electric: #4361ee;
  --color-electric-light: #6c7fff;
  --color-accent: #f72585;
  --color-accent-light: #ff4da6;
  --color-white: #ffffff;
  --color-gray-50: #f8f9ff;
  --color-gray-100: #f0f2ff;
  --color-gray-200: #e2e6ff;
  --color-gray-400: #8892b0;
  --color-gray-600: #495670;
  --color-gray-800: #2d3561;
  --color-whatsapp: #128c7e;
  --color-whatsapp-dark: #128c7e;

  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(26,26,46,0.12), 0 1px 2px rgba(26,26,46,0.08);
  --shadow-md: 0 4px 16px rgba(26,26,46,0.15), 0 2px 6px rgba(26,26,46,0.1);
  --shadow-lg: 0 10px 40px rgba(26,26,46,0.2), 0 4px 12px rgba(26,26,46,0.1);
  --shadow-xl: 0 20px 60px rgba(26,26,46,0.25);
  --shadow-electric: 0 0 30px rgba(67,97,238,0.3);
  --shadow-accent: 0 0 30px rgba(247,37,133,0.4);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1440px;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* --- Accessibility --- */
:focus-visible {
  outline: 3px solid var(--color-electric);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-8); }
}

@media (min-width: 1280px) {
  .container { padding-inline: var(--space-12); }
}

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(26, 26, 46, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background var(--transition-base);
}

.site-header.scrolled {
  background: rgba(26, 26, 46, 0.98);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
  font-size: var(--font-size-xl);
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-electric), var(--color-accent));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.nav-logo-text span {
  color: var(--color-electric-light);
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
}

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-electric-light);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-white);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  display: none;
}

@media (min-width: 640px) {
  .nav-cta { display: flex; }
}

.btn-nav-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-whatsapp);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.btn-nav-whatsapp:hover {
  background: var(--color-whatsapp-dark);
  transform: translateY(-1px);
}

/* Hamburger */
.nav-hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}

@media (min-width: 768px) {
  .nav-hamburger { display: none; }
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-5) var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(26, 26, 46, 0.98);
}

.nav-mobile.open {
  display: flex;
}

@media (min-width: 768px) {
  .nav-mobile { display: none !important; }
}

.nav-mobile a {
  color: rgba(255,255,255,0.8);
  font-size: var(--font-size-lg);
  font-weight: 500;
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color var(--transition-fast);
}

.nav-mobile a:hover {
  color: var(--color-white);
}

.nav-mobile .btn-nav-whatsapp {
  margin-top: var(--space-4);
  justify-content: center;
  padding: var(--space-4);
  font-size: var(--font-size-base);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--color-electric);
  outline-offset: 3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-electric), var(--color-accent));
  color: var(--color-white);
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
  box-shadow: 0 4px 20px rgba(67,97,238,0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(67,97,238,0.5);
}

.btn-whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
}

.btn-whatsapp:hover {
  background: var(--color-whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.5);
}

.btn-lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--font-size-lg);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-2px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  background: var(--color-dark);
  position: relative;
  overflow: hidden;
  padding-top: 68px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 80%;
  height: 160%;
  background: radial-gradient(ellipse at center, rgba(67,97,238,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 60%;
  height: 120%;
  background: radial-gradient(ellipse at center, rgba(247,37,133,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-block: var(--space-20);
  text-align: center;
}

@media (min-width: 768px) {
  .hero-inner {
    text-align: left;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(67,97,238,0.15);
  border: 1px solid rgba(67,97,238,0.3);
  color: var(--color-electric-light);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  letter-spacing: 0.02em;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-whatsapp);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.7; }
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.hero-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--color-electric-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  max-width: 520px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .hero-subtitle { margin-inline: 0; }
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-10);
}

@media (min-width: 480px) {
  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 768px) {
  .hero-actions { justify-content: flex-start; }
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  justify-content: center;
}

@media (min-width: 768px) {
  .hero-trust { justify-content: flex-start; }
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.7);
}

.hero-trust-icon {
  font-size: 1rem;
}

/* Hero visual */
.hero-visual {
  display: none;
}

@media (min-width: 768px) {
  .hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
  }
}

.hero-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  max-width: 420px;
  width: 100%;
}

.hero-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  backdrop-filter: blur(10px);
  transition: transform var(--transition-slow), border-color var(--transition-slow);
}

.hero-card:hover {
  transform: translateY(-4px);
  border-color: rgba(67,97,238,0.4);
}

.hero-card.large {
  grid-column: 1 / -1;
}

.hero-card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
}

.hero-card-stat {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.hero-card-label {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ============================================
   SECTIONS — General
   ============================================ */
section {
  padding-block: var(--space-20);
}

@media (min-width: 768px) {
  section { padding-block: var(--space-32); }
}

.section-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-electric);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-dark);
  margin-bottom: var(--space-5);
}

.section-title.light {
  color: var(--color-white);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  line-height: 1.7;
  max-width: 600px;
}

.section-subtitle.light {
  color: rgba(255,255,255,0.65);
}

.section-header {
  margin-bottom: var(--space-12);
}

.section-header.center {
  text-align: center;
}

.section-header.center .section-subtitle {
  margin-inline: auto;
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how-it-works {
  background: var(--color-gray-50);
}

.steps-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
}

.step-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.step-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-electric), var(--color-accent));
}

.step-number {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  color: var(--color-gray-200);
  line-height: 1;
  margin-bottom: var(--space-4);
  letter-spacing: -0.04em;
}

.step-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-4);
}

.step-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--space-3);
}

.step-desc {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  background: var(--color-white);
}

.services-grid {
  display: grid;
  gap: var(--space-5);
}

@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(4, 1fr); }
}

.service-card {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  background: var(--color-dark);
  border-color: var(--color-dark);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover .service-title,
.service-card:hover .service-desc {
  color: var(--color-white);
}

.service-card:hover .service-icon-wrap {
  background: rgba(67,97,238,0.2);
  border-color: rgba(67,97,238,0.4);
}

.service-card:hover .service-desc {
  color: rgba(255,255,255,0.65);
}

.service-icon-wrap {
  width: 60px;
  height: 60px;
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--space-5);
  transition: all var(--transition-slow);
}

.service-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--space-3);
  transition: color var(--transition-slow);
}

.service-desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.7;
  transition: color var(--transition-slow);
}

/* ============================================
   SOCIAL PROOF / STATS
   ============================================ */
.social-proof {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-3) 100%);
  position: relative;
  overflow: hidden;
}

.social-proof::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(67,97,238,0.2) 0%, transparent 60%);
  pointer-events: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}

@media (min-width: 768px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

.stat-item {
  text-align: center;
  position: relative;
  z-index: 1;
}

.stat-number {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-2);
}

.stat-number span {
  background: linear-gradient(135deg, var(--color-electric-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.brands-row {
  position: relative;
  z-index: 1;
  text-align: center;
}

.brands-label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.35);
  margin-bottom: var(--space-5);
}

.brands-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3) var(--space-6);
}

.brand-tag {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.brand-tag:hover {
  color: var(--color-white);
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.25);
}

/* ============================================
   FAQ
   ============================================ */
.faq {
  background: var(--color-white);
}

.faq-list {
  max-width: 768px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.faq-item.open {
  border-color: var(--color-electric);
  box-shadow: 0 0 0 3px rgba(67,97,238,0.08);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-dark);
  transition: background var(--transition-fast);
}

.faq-trigger:hover {
  background: var(--color-gray-50);
}

.faq-trigger[aria-expanded="true"] {
  color: var(--color-electric);
  background: rgba(67,97,238,0.04);
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: var(--color-gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  line-height: 1;
  transition: transform var(--transition-base), background var(--transition-base);
  color: var(--color-gray-600);
}

.faq-trigger[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
  background: var(--color-electric);
  color: var(--color-white);
}

.faq-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-panel-inner {
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: 1.8;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(67,97,238,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin-inline: auto;
}

.cta-title {
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-5);
}

.cta-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
}

@media (min-width: 480px) {
  .cta-actions { flex-direction: row; justify-content: center; }
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.6);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
}

.footer-grid {
  display: grid;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-8);
  }
}

.footer-brand .nav-logo {
  margin-bottom: var(--space-4);
}

.footer-desc {
  font-size: var(--font-size-sm);
  line-height: 1.8;
  margin-bottom: var(--space-5);
}

.footer-col-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-3);
}

.footer-contact-icon {
  font-size: 1rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  text-align: center;
  font-size: var(--font-size-xs);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 200;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.whatsapp-float-btn {
  width: 60px;
  height: 60px;
  background: var(--color-whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  flex-shrink: 0;
}

.whatsapp-float-btn::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--color-whatsapp);
  opacity: 0;
  animation: whatsapp-pulse 2.5s ease-in-out infinite;
}

.whatsapp-float-btn::after {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 2px solid var(--color-whatsapp);
  opacity: 0;
  animation: whatsapp-pulse 2.5s ease-in-out infinite 0.5s;
}

@keyframes whatsapp-pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}

.whatsapp-float-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37,211,102,0.6);
}

.whatsapp-float-btn svg {
  width: 32px;
  height: 32px;
  fill: white;
}

.whatsapp-float-tooltip {
  background: var(--color-dark);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  pointer-events: none;
  opacity: 0;
  transform: translateX(8px);
  transition: all var(--transition-base);
}

.whatsapp-float:hover .whatsapp-float-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ============================================
   PAGE HERO (inner pages)
   ============================================ */
.page-hero {
  background: var(--color-dark);
  padding-top: calc(68px + var(--space-16));
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  left: -10%;
  width: 70%;
  height: 160%;
  background: radial-gradient(ellipse at center, rgba(67,97,238,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
}

.page-hero-title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 900;
  color: var(--color-white);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-5);
}

.page-hero-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
}

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-6);
  justify-content: center;
}

.breadcrumb a {
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover { color: var(--color-white); }

.breadcrumb-sep { color: rgba(255,255,255,0.25); }

.breadcrumb-current { color: var(--color-electric-light); }

/* ============================================
   SERVICES PAGE
   ============================================ */
.services-page .service-detail-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  margin-bottom: var(--space-6);
  display: grid;
  gap: var(--space-8);
  transition: box-shadow var(--transition-slow);
}

@media (min-width: 768px) {
  .services-page .service-detail-card {
    grid-template-columns: auto 1fr;
    align-items: start;
  }
}

.services-page .service-detail-card:hover {
  box-shadow: var(--shadow-lg);
}

.service-detail-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, rgba(67,97,238,0.1), rgba(247,37,133,0.1));
  border: 1px solid rgba(67,97,238,0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.service-detail-content .service-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  margin-bottom: var(--space-4);
}

.service-detail-content .service-desc {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-5);
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
}

.service-feature-check {
  width: 20px;
  height: 20px;
  background: rgba(67,97,238,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--color-electric);
  flex-shrink: 0;
  font-weight: 700;
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-story {
  background: var(--color-white);
}

.about-grid {
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 768px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
}

.about-visual {
  background: linear-gradient(135deg, var(--color-dark), var(--color-dark-3));
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.about-stat-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
}

.about-stat-number {
  font-size: var(--font-size-3xl);
  font-weight: 900;
  background: linear-gradient(135deg, var(--color-electric-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-1);
}

.about-stat-label {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.differentials-grid {
  display: grid;
  gap: var(--space-5);
}

@media (min-width: 640px) {
  .differentials-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .differentials-grid { grid-template-columns: repeat(3, 1fr); }
}

.differential-card {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-slow);
}

.differential-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(67,97,238,0.3);
  transform: translateY(-3px);
}

.differential-icon {
  font-size: 2rem;
  margin-bottom: var(--space-4);
}

.differential-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--space-2);
}

.differential-desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* Areas */
.areas-section {
  background: var(--color-gray-50);
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .areas-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .areas-grid { grid-template-columns: repeat(4, 1fr); }
}

.area-tag {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-gray-800);
  text-align: center;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.area-tag:hover {
  background: var(--color-electric);
  color: var(--color-white);
  border-color: var(--color-electric);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-section {
  background: var(--color-white);
}

.contact-grid {
  display: grid;
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 1fr 1.5fr; }
}

.contact-info-card {
  background: var(--color-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  color: var(--color-white);
  height: fit-content;
}

.contact-info-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  margin-bottom: var(--space-2);
}

.contact-info-subtitle {
  color: rgba(255,255,255,0.6);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-8);
}

.contact-detail {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-detail-label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-1);
}

.contact-detail-value {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
}

.contact-whatsapp-btn {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-whatsapp);
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--font-size-base);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-full);
  width: 100%;
  justify-content: center;
  margin-top: var(--space-8);
  transition: all var(--transition-fast);
  box-shadow: 0 4px 20px rgba(37,211,102,0.3);
}

.contact-whatsapp-btn:hover {
  background: var(--color-whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.5);
}

/* Contact form */
.contact-form-wrap {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
}

.form-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: var(--space-2);
}

.form-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-bottom: var(--space-8);
}

.form-grid {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 480px) {
  .form-grid-2 { grid-template-columns: 1fr 1fr; }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-dark);
}

.form-label span {
  color: var(--color-accent);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--color-white);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-base);
  color: var(--color-dark);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-electric);
  box-shadow: 0 0 0 3px rgba(67,97,238,0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-gray-400);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238892b0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-submit {
  width: 100%;
  padding: var(--space-4) var(--space-8);
  background: linear-gradient(135deg, var(--color-electric), var(--color-accent));
  color: var(--color-white);
  font-size: var(--font-size-base);
  font-weight: 700;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 4px 20px rgba(67,97,238,0.4);
  margin-top: var(--space-2);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(67,97,238,0.5);
}

.form-submit:active {
  transform: translateY(0);
}

.form-success {
  display: none;
  background: rgba(37,211,102,0.1);
  border: 1px solid rgba(37,211,102,0.3);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  color: #065f46;
  text-align: center;
  font-weight: 600;
  margin-top: var(--space-4);
}

.form-success.visible {
  display: block;
}

/* ============================================
   TESTIMONIALS (optional minimal)
   ============================================ */
.testimonial-strip {
  background: var(--color-gray-50);
  padding-block: var(--space-12);
  overflow: hidden;
}

.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  min-width: 300px;
  max-width: 360px;
}

.testimonial-stars {
  color: #f59e0b;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-3);
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  font-style: italic;
}

.testimonial-author {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-dark);
}

.testimonial-grid {
  display: grid;
  gap: var(--space-5);
}

@media (min-width: 640px) {
  .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .testimonial-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.hidden { display: none; }

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

/* Scroll margin for fixed header */
[id] { scroll-margin-top: 80px; }

/* ============================================
   PARTNER NETWORK (SEO cross-linking footer)
   ============================================ */
.partner-network {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 1.25rem;
  margin-top: 1.25rem;
  font-size: .875rem;
  color: rgba(255,255,255,.55);
  text-align: center;
}
.partner-network p {
  margin-bottom: .5rem;
}
.partner-network a {
  color: rgba(255,255,255,.7);
  text-decoration: none;
  margin-inline: .5rem;
  transition: color .2s;
}
.partner-network a:hover {
  color: #fff;
  text-decoration: underline;
}

/* ============================================
   PRINT
   ============================================ */
@media print {
  .site-header, .whatsapp-float, .nav-hamburger { display: none; }
  body { padding-top: 0; }
}