/* =========================================
   AT SISTEMAS — Premium CSS
   ========================================= */

/* ===== CSS VARIABLES ===== */
:root {
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;
  --blue-900: #1e3a8a;

  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;

  --indigo-500: #6366f1;
  --indigo-600: #4f46e5;
  --cyan-500: #06b6d4;
  --teal-500: #14b8a6;
  --purple-500: #a855f7;
  --orange-500: #f97316;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --gray-950: #030712;

  --dark-bg: #0a0f1e;
  --dark-card: #0d1426;
  --dark-border: rgba(255,255,255,0.08);
  --dark-text: #94a3b8;

  /* AT Sistemas brand: azul → roxo */
  --brand-blue:   #2563eb;
  --brand-purple: #7c3aed;
  --gradient-primary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  --gradient-hero: linear-gradient(135deg, #0a0f1e 0%, #0d1a3a 50%, #0a0f1e 100%);
  --gradient-text: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.15);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.2);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.3);
  --shadow-blue: 0 8px 32px rgba(37, 99, 235, 0.35);
  --shadow-brand: 0 8px 32px rgba(124, 58, 237, 0.3);
  --shadow-green: 0 8px 32px rgba(34, 197, 94, 0.3);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--dark-bg);
  color: #e2e8f0;
  line-height: 1.6;
  overflow-x: hidden;
}

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

img { max-width: 100%; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ===== PARTICLES CANVAS ===== */
#particles-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark-bg); }
::-webkit-scrollbar-thumb { background: var(--blue-700); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue-600); }

/* ===== SELECTION ===== */
::selection { background: rgba(37, 99, 235, 0.3); color: white; }

/* ===== CONTAINER ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== GRADIENT TEXT ===== */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-primary);
  color: white;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.01em;
  transition: var(--transition);
  box-shadow: var(--shadow-blue);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.5);
}

.btn-primary:hover::before { left: 100%; }
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: white;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  border: 1px solid rgba(255,255,255,0.2);
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.4);
  transform: translateY(-2px);
}

.btn-large { padding: 16px 32px; font-size: 1rem; }
.btn-sm { padding: 8px 16px; font-size: 0.8rem; }
.btn-full { width: 100%; justify-content: center; }

/* ===== SECTION TAGS ===== */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(37, 99, 235, 0.15);
  color: var(--blue-400);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(37, 99, 235, 0.25);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: white;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--dark-text);
  max-width: 600px;
  line-height: 1.7;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-header .section-subtitle { margin: 0 auto; }

/* ===== SECTIONS ===== */
.section {
  padding: 100px 0;
  position: relative;
  z-index: 1;
}

.section-dark {
  background: rgba(13, 20, 38, 0.8);
  backdrop-filter: blur(20px);
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.reveal-right {
  transform: translateX(40px);
}

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

.reveal[data-delay="1"] { transition-delay: 0.1s; }
.reveal[data-delay="2"] { transition-delay: 0.2s; }
.reveal[data-delay="3"] { transition-delay: 0.3s; }

/* ===== LOGO IMG ===== */
.nav-logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);   /* branco no fundo escuro (logo padrão PNG) */
  transition: var(--transition);
}
#navbar.scrolled .nav-logo-img {
  filter: brightness(0) invert(1);
}
/* Quando a logo vem do D1 (já colorida/transparente): desativa o filtro */
.nav-logo-img.logo-custom,
#navbar.scrolled .nav-logo-img.logo-custom {
  filter: none;
}
.nav-logo-img:hover { opacity: 0.85; }

.footer-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  margin-bottom: 14px;
  display: block;
}
/* Quando a logo do footer vem do D1: desativa o filtro */
.footer-logo-img.logo-custom {
  filter: none;
}

.footer-logo-link { display: inline-block; }

/* ===== NAVBAR ===== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: var(--transition);
  padding: 0;
}

#navbar.scrolled {
  background: rgba(10, 15, 30, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--dark-border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.logo-icon svg { width: 100%; height: 100%; }

.logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
}

.logo-accent { color: var(--green-400); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
  justify-content: center;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dark-text);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 2px;
  background: var(--blue-500);
  border-radius: 1px;
  transition: width 0.3s ease;
}

.nav-link:hover { color: white; }
.nav-link:hover::after,
.nav-link.active::after { width: 20px; }
.nav-link.active { color: white; }

.nav-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.nav-hamburger:hover { background: rgba(255,255,255,0.08); }
.nav-hamburger span {
  display: block;
  width: 100%; height: 2px;
  background: white;
  border-radius: 2px;
  transition: var(--transition);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: absolute;
  top: 72px; left: 0; right: 0;
  background: rgba(10, 15, 30, 0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--dark-border);
  padding: 16px 24px 24px;
  transform: translateY(-10px);
  opacity: 0;
  transition: var(--transition);
}

.mobile-menu.open {
  display: block;
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu ul { display: flex; flex-direction: column; gap: 4px; }

.mobile-link {
  display: block;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--dark-text);
  transition: var(--transition-fast);
}

.mobile-link:hover { background: rgba(255,255,255,0.06); color: white; }
.mobile-cta { margin-top: 12px; text-align: center; }

/* ===== HERO ===== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  max-width: 1280px;
  margin: 0 auto;
  gap: 4rem;
  position: relative;
  z-index: 1;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.3);
  color: var(--blue-400);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.badge-dot {
  width: 8px; height: 8px;
  background: var(--green-400);
  border-radius: 50%;
  animation: pulseDot 2s infinite;
  flex-shrink: 0;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: white;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--dark-text);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  width: fit-content;
}

.hero-stat { text-align: center; }
.stat-value { display: block; font-size: 1.6rem; font-weight: 800; color: white; letter-spacing: -0.02em; }
.stat-label { font-size: 0.75rem; color: var(--dark-text); font-weight: 500; white-space: nowrap; }
.hero-stat-divider { width: 1px; height: 40px; background: var(--dark-border); }

/* ===== HERO VISUAL ===== */
.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-illustration {
  position: relative;
  width: 100%;
  max-width: 480px;
}

/* Dashboard Mockup */
.dashboard-mockup {
  background: rgba(13, 20, 38, 0.9);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(37, 99, 235, 0.2);
  backdrop-filter: blur(20px);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.mockup-dots { display: flex; gap: 6px; }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28c840; }
.mockup-title { font-size: 0.8rem; font-weight: 500; color: var(--dark-text); margin-left: 4px; }

.mockup-body { display: flex; height: 260px; }

.mockup-sidebar {
  width: 50px;
  background: rgba(0,0,0,0.2);
  border-right: 1px solid rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 0;
  gap: 14px;
}

.sidebar-item {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--dark-text);
  font-size: 0.75rem;
  cursor: pointer;
  transition: var(--transition-fast);
}
.sidebar-item:hover, .sidebar-item.active {
  background: rgba(37, 99, 235, 0.25);
  color: var(--blue-400);
}

.mockup-main { flex: 1; padding: 16px; display: flex; flex-direction: column; gap: 12px; }

.mockup-cards { display: flex; gap: 10px; }

.mock-card {
  flex: 1;
  padding: 10px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 8px;
}
.mock-card.blue { background: rgba(37, 99, 235, 0.2); border: 1px solid rgba(37, 99, 235, 0.3); }
.mock-card.green { background: rgba(34, 197, 94, 0.15); border: 1px solid rgba(34, 197, 94, 0.25); }
.mock-card.purple { background: rgba(168, 85, 247, 0.15); border: 1px solid rgba(168, 85, 247, 0.25); }

.mock-card-icon { font-size: 0.65rem; color: var(--blue-400); }
.mock-card.green .mock-card-icon { color: var(--green-400); }
.mock-card.purple .mock-card-icon { color: #c084fc; }
.mock-card-val { display: block; font-size: 0.8rem; font-weight: 700; color: white; }
.mock-card-label { font-size: 0.6rem; color: var(--dark-text); }

.mockup-chart { flex: 1; background: rgba(255,255,255,0.02); border-radius: var(--radius-sm); padding: 10px; display: flex; align-items: flex-end; }
.chart-bars { display: flex; align-items: flex-end; gap: 6px; width: 100%; height: 100%; }

.bar {
  flex: 1;
  background: linear-gradient(to top, var(--blue-700), var(--blue-500));
  border-radius: 3px 3px 0 0;
  transition: height 1s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0.7;
}
.bar.active {
  background: linear-gradient(to top, var(--green-600), var(--green-400));
  opacity: 1;
}

/* Float Badges */
.float-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(13, 20, 38, 0.9);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-full);
  padding: 10px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
}

.float-badge i { font-size: 1rem; }

.badge-1 {
  top: -20px; left: -40px;
  animation: float 5s ease-in-out infinite;
  animation-delay: -1s;
  border-color: rgba(59, 130, 246, 0.4);
}
.badge-1 i { color: var(--blue-400); }

.badge-2 {
  bottom: 40px; left: -50px;
  animation: float 7s ease-in-out infinite;
  animation-delay: -3s;
  border-color: rgba(168, 85, 247, 0.4);
}
.badge-2 i { color: #c084fc; }

.badge-3 {
  top: 30px; right: -40px;
  animation: float 6s ease-in-out infinite;
  animation-delay: -2s;
  border-color: rgba(34, 197, 94, 0.4);
}
.badge-3 i { color: var(--green-400); }

/* ===== SERVICES ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.service-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.4s ease;
  transform-origin: left;
}

.service-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(37, 99, 235, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3), 0 0 0 1px rgba(37,99,235,0.15);
}

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

.service-icon-wrap {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1.25rem;
  transition: var(--transition);
}

.service-card:hover .service-icon-wrap { transform: scale(1.1); }

.service-icon-wrap.blue { background: rgba(37, 99, 235, 0.2); color: var(--blue-400); }
.service-icon-wrap.indigo { background: rgba(99, 102, 241, 0.2); color: #818cf8; }
.service-icon-wrap.cyan { background: rgba(6, 182, 212, 0.2); color: var(--cyan-500); }
.service-icon-wrap.teal { background: rgba(20, 184, 166, 0.2); color: var(--teal-500); }
.service-icon-wrap.green { background: rgba(34, 197, 94, 0.2); color: var(--green-400); }
.service-icon-wrap.orange { background: rgba(249, 115, 22, 0.2); color: var(--orange-500); }
.service-icon-wrap.purple { background: rgba(168, 85, 247, 0.2); color: #c084fc; }

.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.6rem;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--dark-text);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blue-400);
  transition: var(--transition-fast);
}

.service-link:hover { gap: 10px; color: var(--blue-300); }
.service-link i { font-size: 0.7rem; transition: transform 0.2s; }
.service-link:hover i { transform: translateX(3px); }

/* ===== SOLUTIONS ===== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.solution-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.solution-item:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(37,99,235,0.3);
  transform: translateY(-3px);
}

.solution-number {
  font-size: 0.7rem;
  font-weight: 800;
  color: rgba(37,99,235,0.4);
  font-family: var(--font-mono);
  flex-shrink: 0;
  margin-top: 2px;
  letter-spacing: 0.05em;
}

.solution-content i {
  font-size: 1.3rem;
  color: var(--blue-400);
  margin-bottom: 10px;
  display: block;
}

.solution-content h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: white;
  margin-bottom: 6px;
}

.solution-content p {
  font-size: 0.82rem;
  color: var(--dark-text);
  line-height: 1.5;
}

/* ===== TIMELINE ===== */
.timeline {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-item {
  display: flex;
  gap: 28px;
  position: relative;
}

.timeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.step-number {
  width: 44px; height: 44px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: white;
  flex-shrink: 0;
  box-shadow: var(--shadow-blue);
  z-index: 1;
}

.step-line {
  width: 2px;
  flex: 1;
  min-height: 40px;
  background: linear-gradient(to bottom, rgba(37,99,235,0.5), rgba(37,99,235,0.1));
  margin: 8px 0;
}

.timeline-content {
  padding: 0 0 48px;
  flex: 1;
}

.timeline-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.timeline-icon.blue { background: rgba(37,99,235,0.2); color: var(--blue-400); }
.timeline-icon.indigo { background: rgba(99,102,241,0.2); color: #818cf8; }
.timeline-icon.cyan { background: rgba(6,182,212,0.2); color: var(--cyan-500); }
.timeline-icon.green { background: rgba(34,197,94,0.2); color: var(--green-400); }
.timeline-icon.orange { background: rgba(249,115,22,0.2); color: var(--orange-500); }

.timeline-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 0.9rem;
  color: var(--dark-text);
  line-height: 1.7;
  max-width: 600px;
}

/* ===== WHY US ===== */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  align-items: center;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.feature-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: var(--transition);
}

.feature-item:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(34,197,94,0.3);
  transform: translateY(-2px);
}

.feature-check {
  width: 28px; height: 28px;
  background: rgba(34,197,94,0.15);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--green-400);
  font-size: 0.65rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-item h4 { font-size: 0.85rem; font-weight: 700; color: white; margin-bottom: 4px; }
.feature-item p { font-size: 0.78rem; color: var(--dark-text); line-height: 1.5; }

/* ===== PORTFOLIO ===== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.portfolio-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.portfolio-card:hover {
  border-color: rgba(37,99,235,0.4);
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.portfolio-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.portfolio-img-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  color: rgba(255,255,255,0.3);
  transition: var(--transition);
}

.portfolio-card:hover .portfolio-img-placeholder { transform: scale(1.05); }

.blue-grad { background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 100%); }
.green-grad { background: linear-gradient(135deg, #064e3b 0%, #059669 100%); }
.indigo-grad { background: linear-gradient(135deg, #312e81 0%, #4f46e5 100%); }
.cyan-grad { background: linear-gradient(135deg, #164e63 0%, #0891b2 100%); }
.orange-grad { background: linear-gradient(135deg, #7c2d12 0%, #ea580c 100%); }
.purple-grad { background: linear-gradient(135deg, #4c1d95 0%, #7c3aed 100%); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transition: var(--transition);
  backdrop-filter: blur(4px);
}

.portfolio-card:hover .portfolio-overlay { opacity: 1; }

.portfolio-info { padding: 20px; }

.portfolio-tags {
  display: flex; gap: 8px; margin-bottom: 10px;
}

.tag {
  padding: 3px 10px;
  background: rgba(37,99,235,0.15);
  border: 1px solid rgba(37,99,235,0.25);
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--blue-400);
  letter-spacing: 0.04em;
}

.portfolio-info h3 { font-size: 1rem; font-weight: 700; color: white; margin-bottom: 8px; }
.portfolio-info p { font-size: 0.85rem; color: var(--dark-text); line-height: 1.6; }

/* ===== TECHNOLOGIES ===== */
.tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.tech-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  min-width: 90px;
  cursor: default;
}

.tech-badge:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.tech-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  color: white;
  opacity: 0.9;
}

.tech-badge span {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--dark-text);
  white-space: nowrap;
}

.tech-badge:hover span { color: white; }

/* ===== STATS ===== */
.stats-section {
  background: rgba(37, 99, 235, 0.06);
  border-top: 1px solid rgba(37,99,235,0.15);
  border-bottom: 1px solid rgba(37,99,235,0.15);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  text-align: center;
  padding: 40px 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-xl);
  transition: var(--transition);
}

.stat-card:hover {
  background: rgba(255,255,255,0.06);
  transform: translateY(-4px);
  border-color: rgba(37,99,235,0.3);
}

.stat-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin: 0 auto 16px;
}

.stat-icon.blue { background: rgba(37,99,235,0.2); color: var(--blue-400); }
.stat-icon.green { background: rgba(34,197,94,0.2); color: var(--green-400); }
.stat-icon.indigo { background: rgba(99,102,241,0.2); color: #818cf8; }
.stat-icon.orange { background: rgba(249,115,22,0.2); color: var(--orange-500); }

.stat-card > div:not(.stat-icon) {
  display: inline;
}

.stat-counter {
  display: inline;
  font-size: 3rem;
  font-weight: 900;
  color: white;
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-suffix {
  display: inline;
  font-size: 2rem;
  font-weight: 900;
  color: var(--blue-400);
  letter-spacing: -0.02em;
}

.stat-card p {
  font-size: 0.875rem;
  color: var(--dark-text);
  margin-top: 8px;
  font-weight: 500;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.testimonial-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: var(--transition);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 20px; right: 24px;
  font-size: 5rem;
  font-family: Georgia, serif;
  color: rgba(37,99,235,0.15);
  line-height: 1;
}

.testimonial-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(37,99,235,0.3);
  transform: translateY(-4px);
}

.testimonial-stars { color: #fbbf24; font-size: 0.8rem; margin-bottom: 14px; }
.testimonial-stars i { margin-right: 2px; }

.testimonial-text {
  font-size: 0.9rem;
  color: #cbd5e1;
  line-height: 1.8;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  color: white;
  flex-shrink: 0;
}

.testimonial-author strong { display: block; font-size: 0.9rem; color: white; }
.testimonial-author span { font-size: 0.78rem; color: var(--dark-text); }

/* ===== FAQ ===== */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover { border-color: rgba(37,99,235,0.3); }

.faq-item.open {
  background: rgba(37,99,235,0.06);
  border-color: rgba(37,99,235,0.3);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  color: white;
  transition: var(--transition-fast);
}

.faq-question:hover { color: var(--blue-400); }

.faq-icon {
  width: 28px; height: 28px;
  background: rgba(37,99,235,0.15);
  border: 1px solid rgba(37,99,235,0.25);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem;
  color: var(--blue-400);
  flex-shrink: 0;
  transition: var(--transition);
}

.faq-item.open .faq-icon { background: var(--blue-600); transform: rotate(45deg); border-color: var(--blue-600); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer.open { max-height: 300px; }

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--dark-text);
  line-height: 1.8;
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact-channels { margin-top: 2rem; display: flex; flex-direction: column; gap: 12px; }

.contact-channel {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.contact-channel:hover {
  background: rgba(255,255,255,0.06);
  transform: translateX(4px);
}

.contact-channel.whatsapp:hover { border-color: rgba(37,211,102,0.4); }
.contact-channel.email:hover { border-color: rgba(37,99,235,0.4); }

.channel-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-channel.whatsapp .channel-icon { background: rgba(37,211,102,0.15); color: #25d366; }
.contact-channel.email .channel-icon { background: rgba(37,99,235,0.15); color: var(--blue-400); }
.contact-channel > div strong { display: block; font-size: 0.9rem; color: white; }
.contact-channel > div span { font-size: 0.8rem; color: var(--dark-text); }

.channel-arrow { margin-left: auto; font-size: 0.8rem; color: var(--dark-text); transition: var(--transition-fast); }
.contact-channel:hover .channel-arrow { transform: translateX(4px); color: white; }

.contact-trust { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 10px; }

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--dark-text);
}

.trust-item i { color: var(--green-400); font-size: 0.9rem; }

/* ===== CONTACT FORM ===== */
.contact-form-wrap {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  backdrop-filter: blur(10px);
}

.contact-form { display: flex; flex-direction: column; gap: 20px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.input-wrap { position: relative; }

.input-icon {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  color: var(--dark-text);
  pointer-events: none;
  z-index: 1;
}

.textarea-icon { top: 18px; transform: none; }

.input-wrap input,
.input-wrap textarea {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 12px 16px 12px 42px;
  font-size: 0.9rem;
  color: white;
  transition: var(--transition);
  outline: none;
}

.input-wrap textarea { padding: 14px 16px 14px 42px; resize: vertical; }

.input-wrap input::placeholder,
.input-wrap textarea::placeholder { color: rgba(148,163,184,0.5); }

.input-wrap input:focus,
.input-wrap textarea:focus {
  border-color: var(--blue-500);
  background: rgba(255,255,255,0.08);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}

.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--dark-text);
  margin-top: -8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.form-success {
  text-align: center;
  padding: 48px 24px;
}

.form-success.hidden { display: none; }

.success-icon {
  font-size: 4rem;
  color: var(--green-400);
  margin-bottom: 16px;
  animation: bounceIn 0.6s ease;
}

@keyframes bounceIn {
  0% { transform: scale(0); opacity: 0; }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}

.form-success h3 { font-size: 1.5rem; font-weight: 700; color: white; margin-bottom: 8px; }
.form-success p { color: var(--dark-text); }

/* ===== FOOTER ===== */
.footer {
  background: rgba(5, 8, 16, 0.95);
  border-top: 1px solid var(--dark-border);
  padding: 80px 0 0;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand .nav-logo { margin-bottom: 16px; }

.footer-desc {
  font-size: 0.875rem;
  color: var(--dark-text);
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-social { display: flex; gap: 10px; }

.social-link {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  color: var(--dark-text);
  transition: var(--transition);
}

.social-link:hover {
  background: rgba(37,99,235,0.2);
  border-color: rgba(37,99,235,0.4);
  color: var(--blue-400);
  transform: translateY(-2px);
}

.social-link.whatsapp:hover {
  background: rgba(37,211,102,0.15);
  border-color: rgba(37,211,102,0.3);
  color: #25d366;
}

.footer-links-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-links-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-links-col a {
  font-size: 0.875rem;
  color: var(--dark-text);
  transition: var(--transition-fast);
}
.footer-links-col a:hover { color: white; padding-left: 4px; }

.footer-contact-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-contact-items { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--dark-text);
  transition: var(--transition-fast);
}

.footer-contact-item:hover { color: white; }
.footer-contact-item i { color: var(--blue-400); font-size: 0.9rem; width: 16px; }

.footer-bottom {
  border-top: 1px solid var(--dark-border);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p { font-size: 0.82rem; color: var(--dark-text); }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 58px; height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  color: white;
  z-index: 999;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  animation: pulse 3s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 6px 36px rgba(37,211,102,0.7); }
}

.whatsapp-float:hover {
  transform: scale(1.1) translateY(-3px);
  animation: none;
  box-shadow: 0 10px 40px rgba(37,211,102,0.6);
}

.whatsapp-tooltip {
  position: absolute;
  right: 70px;
  background: rgba(13,20,38,0.95);
  color: white;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-fast);
  border: 1px solid var(--dark-border);
}

.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 28px; right: 100px;
  width: 44px; height: 44px;
  background: rgba(37,99,235,0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(37,99,235,0.4);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  color: white;
  z-index: 998;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  pointer-events: none;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.back-to-top:hover { background: var(--blue-600); transform: translateY(-3px); }

/* ===== GLOW EFFECTS ===== */
.glow-blue { box-shadow: 0 0 40px rgba(37,99,235,0.2); }
.glow-green { box-shadow: 0 0 40px rgba(34,197,94,0.2); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1100px) {
  .why-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .hero-section { flex-direction: column; text-align: center; padding-top: 100px; }
  .hero-content { max-width: 100%; }
  .hero-subtitle { max-width: 100%; }
  .hero-stats { margin: 0 auto; }
  .hero-buttons { justify-content: center; }
  .hero-visual { width: 100%; max-width: 500px; margin: 0 auto; }
  .badge-1 { left: 0; }
  .badge-2 { left: 0; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-actions .btn-primary { display: none; }

  .hero-section { min-height: auto; }
  .hero-title { font-size: 2rem; }
  .hero-stats { flex-direction: column; gap: 16px; text-align: center; }
  .hero-stat-divider { width: 60px; height: 1px; }
  .float-badge { display: none; }
  .dashboard-mockup { transform: none !important; animation: none; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .contact-form-wrap { padding: 24px; }
  .timeline-item { gap: 16px; }

  .section { padding: 70px 0; }
  .back-to-top { right: 90px; bottom: 24px; }
  .whatsapp-float { bottom: 24px; right: 24px; }
}

@media (max-width: 480px) {
  .hero-badge { font-size: 0.7rem; }
  .hero-title { font-size: 1.8rem; }
  .hero-buttons { flex-direction: column; }
  .btn-large { width: 100%; justify-content: center; }
  .stats-grid { grid-template-columns: 1fr; }
  .services-grid, .solutions-grid { grid-template-columns: 1fr; }
  .tech-grid { gap: 10px; }
  .tech-badge { padding: 14px 16px; min-width: 80px; }
}

/* ===== LOADING ANIMATION ===== */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ===== HERO BACKGROUND GRADIENT ===== */
.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(37,99,235,0.12) 0%, transparent 60%),
              radial-gradient(ellipse 40% 40% at 80% 30%, rgba(34,197,94,0.06) 0%, transparent 50%);
  pointer-events: none;
}

/* ===== SECTION GRADIENTS ===== */
.section::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.section > * { position: relative; z-index: 1; }

/* ===== NOISE TEXTURE ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  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)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}