/* ============================================
   COSMY - Sitio Web Corporativo
   Estilos Globales — Professional Dark/Light Design
   ============================================ */

/* === Variables CSS === */
:root {
  /* Colores primarios */
  --primary: #0062CC;
  --primary-dark: #003A7A;
  --primary-light: #338EFF;
  --primary-glow: rgba(0, 98, 204, 0.15);

  /* Accent & gradients */
  --accent: #00B4D8;
  --accent-2: #7C3AED;
  --gradient-primary: linear-gradient(135deg, #003A7A 0%, #0062CC 50%, #338EFF 100%);
  --gradient-dark: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  --gradient-card: linear-gradient(135deg, #FFFFFF 0%, #F1F5F9 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.9), rgba(241,245,249,0.8));

  /* Backgrounds */
  --bg-body: #F0F4F8;
  --bg-light: #F8FAFC;
  --bg-section: #F8FAFC;
  --bg-section-alt: #EEF2F7;
  --bg-white: #FFFFFF;
  --bg-dark: #0F172A;
  --bg-dark-2: #1E293B;

  /* Textos */
  --text-dark: #1E293B;
  --text-body: #475569;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --border: #E2E8F0;
  --border-light: #F1F5F9;

  /* Status */
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;

  /* Tipografía */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Poppins', var(--font-main);

  /* Espaciado */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Bordes */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 28px;
  --radius-full: 100px;

  /* Sombras */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.12), 0 8px 20px rgba(0, 0, 0, 0.06);
  --shadow-primary: 0 8px 30px rgba(0, 98, 204, 0.25);
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.04), 0 0 0 1px rgba(0, 0, 0, 0.02);

  /* Transiciones */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  color: var(--text-body);
  background: var(--bg-body);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
  letter-spacing: -0.02em;
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.125rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: var(--space-md); }

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--primary-dark); }

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul { list-style: none; }

/* === Utilidades === */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-title h2 {
  margin-bottom: var(--space-sm);
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

.section-title p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: var(--space-lg) auto 0;
}

.text-center { text-align: center; }
.text-primary { color: var(--primary); }

/* === Botones === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.4;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 2px 8px rgba(0, 98, 204, 0.3);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary);
}

.btn-accent {
  background: var(--accent);
  color: white;
}
.btn-accent:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  transition: all var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.95);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.navbar-brand img {
  height: 38px;
  width: auto;
}

.navbar-brand .brand-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  animation: pulse-dot 2s ease-in-out infinite;
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-link {
  padding: 0.5rem 1rem;
  color: var(--text-body);
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: var(--primary-glow);
}

.nav-link.highlight {
  background: var(--primary);
  color: white;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(0, 98, 204, 0.25);
}
.nav-link.highlight:hover,
.nav-link.highlight.active {
  background: var(--primary-dark);
  color: white;
}

/* Mobile Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1001;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* === Hero === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-dark);
  color: white;
  position: relative;
  overflow: hidden;
  padding-top: 72px;
}

/* Mesh gradient background */
.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(0, 98, 204, 0.4) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(60px);
  animation: float-slow 15s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 180, 216, 0.25) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(60px);
  animation: float-slow 12s ease-in-out infinite reverse;
}

@keyframes float-slow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, -30px); }
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.95);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(12px);
  letter-spacing: 0.3px;
}

.hero-badge i {
  color: var(--accent);
}

.hero h1 {
  color: white;
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: var(--space-lg);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero h1 span {
  background: linear-gradient(135deg, #60A5FA, #38BDF8, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-xl);
  line-height: 1.75;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero .btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 20px rgba(0, 98, 204, 0.4);
}
.hero .btn-primary:hover {
  background: var(--primary-light);
  color: white;
  box-shadow: 0 8px 30px rgba(0, 98, 204, 0.5);
}

.hero .btn-outline {
  border-color: rgba(255, 255, 255, 0.3);
  color: white;
}
.hero .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  color: white;
  box-shadow: none;
}

/* === Cards === */
.card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-light);
  transition: all var(--transition);
  position: relative;
}

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

/* Service Cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.service-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
}

.service-card:hover {
  border-color: var(--primary-glow);
}

.service-card:hover .service-icon {
  transform: scale(1.1);
  box-shadow: var(--shadow-primary);
}

.service-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 1.75rem;
  background: var(--gradient-primary);
  color: white;
  transition: all var(--transition);
}

.service-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.2rem;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0;
}

/* App Cards */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.app-card {
  position: relative;
  overflow: hidden;
  padding: 0;
  background: var(--bg-white);
}

.app-card:hover .app-card-header .app-icon {
  transform: scale(1.15) rotate(5deg);
}

.app-card-header {
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.app-card-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.app-card-header .app-icon {
  width: 64px;
  height: 64px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: white;
  backdrop-filter: blur(8px);
  z-index: 1;
  transition: transform var(--transition);
}

.app-card-body {
  padding: var(--space-xl);
}

.app-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.app-category {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--primary);
  background: var(--primary-glow);
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
}

.app-status {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
}

.app-status.active {
  color: var(--success);
  background: rgba(16, 185, 129, 0.1);
}

.app-status.coming-soon {
  color: var(--warning);
  background: rgba(245, 158, 11, 0.1);
}

.app-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-xs);
}

.app-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.app-card .btn {
  width: 100%;
  justify-content: center;
}

/* === Stats === */
.stats-section {
  background: var(--gradient-dark);
  color: white;
  padding: var(--space-4xl) 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
}

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

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  text-align: center;
}

.stat-item {
  padding: var(--space-xl);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
  transition: all var(--transition);
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.stat-item h3 {
  font-size: 2.75rem;
  color: white;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.stat-item p {
  opacity: 0.7;
  font-size: 0.9rem;
  margin-top: var(--space-xs);
}

/* === CTA Section === */
.cta-section {
  background: var(--gradient-dark);
  padding: var(--space-4xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 98, 204, 0.3) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(60px);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 180, 216, 0.2) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(50px);
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

/* === Product Cards === */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.product-card {
  overflow: hidden;
  padding: 0;
}

.product-image {
  height: 200px;
  background: linear-gradient(135deg, var(--bg-section) 0%, var(--bg-section-alt) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--primary);
}

.product-body {
  padding: var(--space-lg);
}

.product-body h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.product-body p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* === Filter Tabs === */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-2xl);
}

.filter-tab {
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--bg-white);
  color: var(--text-muted);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-glow);
}

.filter-tab.active {
  border-color: var(--primary);
  color: white;
  background: var(--primary);
  box-shadow: 0 2px 8px rgba(0, 98, 204, 0.25);
}

/* === Search Box === */
.search-box {
  max-width: 520px;
  margin: 0 auto var(--space-xl);
  position: relative;
}

.search-box input {
  width: 100%;
  padding: 0.9rem 1.25rem 0.9rem 3rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
  background: var(--bg-white);
  box-shadow: var(--shadow-xs);
}

.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.search-box i {
  position: absolute;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
}

/* === Contact Form === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
  color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
  background: var(--bg-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

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

.contact-info-card {
  background: var(--gradient-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  color: white;
}

.contact-info-card h3 {
  color: white;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.contact-info-item:last-child {
  margin-bottom: 0;
}

.contact-info-item i {
  width: 46px;
  height: 46px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-info-item h4 {
  font-size: 1rem;
  margin-bottom: 2px;
  color: white;
}

.contact-info-item p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  margin: 0;
}

.contact-info-item p a {
  color: rgba(255, 255, 255, 0.6) !important;
}
.contact-info-item p a:hover {
  color: white !important;
}

/* === Timeline === */
.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--accent));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-left: 60px;
  margin-bottom: var(--space-2xl);
}

.timeline-dot {
  position: absolute;
  left: 12px;
  top: 4px;
  width: 18px;
  height: 18px;
  background: var(--primary);
  border-radius: 50%;
  border: 3px solid var(--bg-white);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.timeline-year {
  font-weight: 700;
  color: var(--primary);
  font-size: 0.85rem;
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.timeline-item h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.timeline-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* === Values Grid === */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
}

.value-card {
  text-align: center;
  padding: var(--space-2xl);
}

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

/* === Footer === */
.footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.6);
  padding: var(--space-4xl) 0 var(--space-lg);
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 98, 204, 0.5), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand {
  color: white;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

.footer h4 {
  color: white;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-lg);
}

.footer a {
  color: rgba(255, 255, 255, 0.6);
  display: block;
  padding: var(--space-xs) 0;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.footer a:hover {
  color: white;
  transform: translateX(4px);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-lg);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

/* === Page Header (Internal Pages) === */
.page-header {
  background: var(--gradient-dark);
  color: white;
  padding: calc(72px + var(--space-4xl)) 0 var(--space-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 98, 204, 0.3) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(50px);
}

.page-header h1 {
  color: white;
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
  position: relative;
}

.page-header p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

/* === Animations === */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Alert / Toast === */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }
.toast-warning { background: var(--warning); color: var(--text-dark); }

/* === Responsive === */
@media (max-width: 992px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }

  .hero h1 { font-size: 2.5rem; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

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

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--bg-white);
    flex-direction: column;
    align-items: stretch;
    padding: 80px var(--space-lg) var(--space-lg);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    gap: var(--space-xs);
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-link {
    padding: 0.75rem 1rem;
    font-size: 1rem;
  }

  .hero {
    min-height: auto;
    padding: calc(72px + var(--space-2xl)) 0 var(--space-3xl);
  }

  .hero h1 { font-size: 2rem; }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .apps-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }

  .hero h1 { font-size: 1.75rem; }
  .hero p { font-size: 1rem; }

  .section {
    padding: var(--space-2xl) 0;
  }
}