/* Modern CSS Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

/* Preloader */
#preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg-primary);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader-content {
  text-align: center;
  color: var(--text-primary);
  position: relative;
}

.preloader-logo {
  width: 200px;
  height: auto;
  margin-bottom: 2rem;
  animation: logoGlow 2s ease-in-out infinite alternate;
  position: relative;
}

.preloader-logo::after {
  content: '';
  position: absolute;
  top: -10px;
  left: -10px;
  right: -10px;
  bottom: -10px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse 3s ease-in-out infinite;
  z-index: -1;
}

.preloader-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--border-color);
  border-top: 4px solid var(--primary-color);
  border-right: 4px solid var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 2rem;
  position: relative;
}

.preloader-spinner::after {
  content: '';
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  bottom: 10px;
  border: 2px solid transparent;
  border-top: 2px solid var(--accent-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite reverse;
}

.preloader-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  animation: textFade 2s ease-in-out infinite alternate;
}

.preloader-progress {
  width: 200px;
  height: 4px;
  background: var(--bg-secondary);
  border-radius: 2px;
  margin: 2rem auto 0;
  overflow: hidden;
}

.preloader-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
  animation: progress 2s ease-in-out infinite;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
}

/* CSS Custom Properties - Dark Theme Only */
:root {
  --primary-color: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: #60a5fa;
  --secondary-color: #8b5cf6;
  --secondary-dark: #7c3aed;
  --accent-color: #f59e0b;
  --success-color: #10b981;
  --error-color: #ef4444;
  --warning-color: #f59e0b;

  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --text-white: #0f172a;

  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-dark: #f1f5f9;
  --bg-darker: #ffffff;

  --border-color: #334155;
  --border-dark: #475569;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.5);

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}


/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--text-white);
  box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-dark);
}

.btn-large {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
}

.btn-full {
  width: 100%;
}

.btn-arrow {
  transition: transform var(--transition-normal);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  position: relative;
}

.brand-accent {
  width: 4px;
  height: 4px;
  background: var(--primary-color);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-normal);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  transition: width var(--transition-normal);
}

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

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

.nav-link:not(:hover):not(:focus):not(.active) {
  color: var(--text-secondary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}


.nav-cta {
  margin-left: 0.5rem;
  padding: 0.2rem 0.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--radius-md);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  transition: all var(--transition-normal);
  border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding: 6rem 0 3rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  animation: float 6s ease-in-out infinite;
}

.shape-1 {
  width: 400px;
  height: 400px;
  top: 10%;
  left: -10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 300px;
  height: 300px;
  top: 60%;
  right: -5%;
  animation-delay: 2s;
}

.shape-3 {
  width: 200px;
  height: 200px;
  bottom: 20%;
  left: 50%;
  animation-delay: 4s;
}

.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-xl);
  margin-bottom: 1.5rem;
}

.badge-text {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  margin-bottom: 1.5rem;
}

.title-line {
  display: block;
  position: relative;
}

.title-accent {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.title-outline {
  position: absolute;
  top: 0;
  left: 0;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.3;
  z-index: -1;
  transform: translate(2px, 2px);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    justify-content: flex-start;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-visual {
  position: relative;
}

.hero-illustration {
  position: relative;
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.illustration-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse 4s ease-in-out infinite;
}

.illustration-main {
  position: relative;
  z-index: 2;
}

.device {
  position: absolute;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.phone {
  width: 200px;
  height: 400px;
  top: 20%;
  right: 10%;
  background: linear-gradient(135deg, #1e293b, #334155);
}

.laptop {
  width: 300px;
  height: 200px;
  bottom: 10%;
  left: 5%;
  background: linear-gradient(135deg, #0f172a, #1e293b);
}

.screen {
  width: 100%;
  height: 100%;
  padding: 1rem;
  background: #0f172a;
}

.app-interface {
  width: 100%;
  height: 100%;
  background: #1e293b;
  border-radius: 0.5rem;
  display: flex;
  flex-direction: column;
}

.app-header {
  height: 40px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  border-radius: 0.5rem 0.5rem 0 0;
}

.app-content {
  flex: 1;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.chart-bar {
  height: 8px;
  background: rgba(59, 130, 246, 0.3);
  border-radius: 4px;
  animation: growWidth 2s ease-in-out infinite;
}

.chart-bar:nth-child(1) { animation-delay: 0s; width: 60%; }
.chart-bar:nth-child(2) { animation-delay: 0.5s; width: 80%; }
.chart-bar:nth-child(3) { animation-delay: 1s; width: 40%; }

.browser-interface {
  width: 100%;
  height: 100%;
  background: #0f172a;
  border-radius: 0.5rem;
  display: flex;
  flex-direction: column;
}

.browser-tabs {
  height: 30px;
  background: #1e293b;
  border-radius: 0.5rem 0.5rem 0 0;
  display: flex;
  gap: 4px;
  padding: 4px;
}

.browser-tabs::before {
  content: '';
  flex: 1;
  background: rgba(59, 130, 246, 0.3);
  border-radius: 2px;
}

.browser-content {
  flex: 1;
  padding: 1rem;
}

.analytics-graph {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  border-radius: 0.25rem;
  position: relative;
  overflow: hidden;
}

.analytics-graph::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 10%;
  width: 80%;
  height: 4px;
  background: var(--primary-color);
  border-radius: 2px;
  animation: slideRight 3s ease-in-out infinite;
}

.floating-elements {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.float-icon {
  position: absolute;
  font-size: 2rem;
  animation: float 6s ease-in-out infinite;
}

.icon-1 { top: 10%; left: 10%; animation-delay: 0s; }
.icon-2 { top: 70%; right: 15%; animation-delay: 2s; }
.icon-3 { bottom: 20%; left: 20%; animation-delay: 4s; }
.icon-4 { top: 40%; right: 5%; animation-delay: 1s; }

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
  text-align: center;
  max-width: 1200px;
}

.hero-container-centered {
  position: relative;
}

.hero-scroll-centered {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

/* Centered Hero Layout */
.hero-container-centered {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero-content-centered {
  max-width: 600px;
  text-align: center;
}

.hero-content-centered .hero-actions {
  justify-content: center;
}

.hero-scroll-alt {
  text-align: center;
  margin-top: 2rem;
}

.scroll-arrow {
  font-size: 2rem;
  color: var(--primary-color);
  animation: bounce 2s infinite;
  display: inline-block;
}

/* Vertical List Layout */
.portfolio-vertical-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.vertical-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-normal);
}

.vertical-item:hover {
  transform: translateY(-3px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.vertical-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.vertical-header .showcase-icon {
  font-size: 3rem;
  flex-shrink: 0;
}

.vertical-title {
  flex: 1;
}

.vertical-title .showcase-category {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.vertical-title .showcase-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.vertical-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.vertical-content .showcase-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.vertical-content .showcase-link {
  align-self: flex-start;
  margin-top: 0.5rem;
}



/* Ads Card Layout */
.card-item-ads {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
}

.card-item-ads:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.card-metrics-large {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  padding: 2rem;
  text-align: center;
  color: var(--text-white);
}

.metric-large {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.metric-value-large {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.metric-label-large {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-content-ads {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex: 1;
}

.card-icon-large {
  font-size: 3rem;
  text-align: center;
  margin-bottom: 1rem;
}

.card-content-ads h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.card-content-ads p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.card-details {
  display: flex;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--primary-color);
  font-weight: 600;
}

.card-content-ads .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* Masonry Grid Layout */
.masonry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.masonry-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.masonry-item:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.masonry-icon {
  font-size: 3rem;
  text-align: center;
}

.masonry-item h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.masonry-item p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.masonry-metrics {
  display: flex;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--primary-color);
  font-weight: 600;
}

.masonry-item .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* Dashboard Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.dashboard-widget {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.dashboard-widget:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.widget-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.widget-icon {
  font-size: 2rem;
}

.widget-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.widget-metrics {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.widget-metrics .metric {
  background: rgba(59, 130, 246, 0.1);
  color: var(--primary-color);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
}

.dashboard-widget p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.dashboard-widget .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* Event Cards Layout */
.event-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.event-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}

.event-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.event-date {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--primary-color);
  color: var(--text-white);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
}

.event-icon {
  font-size: 3rem;
  text-align: center;
}

.event-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.event-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.event-metrics {
  background: rgba(59, 130, 246, 0.1);
  color: var(--primary-color);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  align-self: flex-start;
}

.event-card .btn {
  align-self: flex-start;
  margin-top: auto;
}




.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
  text-align: center;
}

.scroll-line {
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom, var(--primary-color), transparent);
  border-radius: 1px;
}

/* Services Section */
.services {
  padding: 5rem 0;
  background: var(--bg-secondary);
}

.services h2 {
  font-size: 2.5rem;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 1rem;
}

.services-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 4rem;
}

.services-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.service-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-normal);
}

.service-item:hover {
  transform: translateY(-3px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.service-emoji {
  font-size: 3rem;
  flex-shrink: 0;
}

.service-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.service-content p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.service-content .btn {
  align-self: flex-start;
  margin-top: 1rem;
}

.services-cta {
  text-align: center;
}

.btn-primary {
  background: var(--primary-color);
  color: white;
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: all var(--transition-normal);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-color);
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--primary-color);
}

/* About Section */
.about {
  padding: 6rem 0;
  background: var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-content {
  position: relative;
}

.about-text {
  margin-bottom: 3rem;
}

.about-text p {
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
}

.value-item:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-lg);
}

.value-icon {
  font-size: 2rem;
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.value-content h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.value-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

.about-stats {
  position: relative;
}

.stats-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-lg);
}

.stat-visual {
  position: relative;
}

.stat-circle {
  width: 100px;
  height: 100px;
  position: relative;
}

.stat-progress {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: conic-gradient(
    var(--primary-color) 0deg,
    var(--primary-color) var(--progress-angle, 0deg),
    rgba(59, 130, 246, 0.1) var(--progress-angle, 0deg),
    rgba(59, 130, 246, 0.1) 360deg
  );
  mask: radial-gradient(circle at center, transparent 45%, black 55%);
  -webkit-mask: radial-gradient(circle at center, transparent 45%, black 55%);
  transition: background var(--transition-slow);
}

.stat-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70px;
  height: 70px;
  background: var(--bg-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary-color);
  line-height: 1;
}

.stat-info h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.stat-info p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

/* Contact Section */
.contact {
  padding: 6rem 0;
  background: var(--bg-secondary);
  position: relative;
}

.contact-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.03) 0%, transparent 50%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  position: relative;
  z-index: 2;
}

.contact-info {
  position: relative;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
}

.contact-item:hover {
  transform: translateY(-2px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-md);
}

.contact-icon {
  flex-shrink: 0;
}

.icon-emoji {
  font-size: 2rem;
}

.contact-details h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.contact-details a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-normal);
}

.contact-details a:hover {
  color: var(--primary-color);
}

.contact-social {
  margin-top: 2rem;
}

.contact-social h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  border: 1px solid var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.social-link:hover {
  transform: translateY(-2px);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
}

.social-icon {
  width: 1.25rem;
  height: 1.25rem;
  object-fit: contain;
}

.contact-form {
  position: relative;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  padding: 1rem 1.25rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: 1rem;
  transition: all var(--transition-normal);
  background: var(--bg-primary);
  color: var(--text-primary);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

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

/* Footer */
.footer {
  background: var(--bg-primary);
  color: var(--text-primary);
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  align-items: start;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-normal);
}

.footer-nav a:hover {
  color: var(--primary-color);
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-info p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

.footer-legal {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin: 0.5rem 0;
  line-height: 1.4;
}

/* Animations */
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

@keyframes growWidth {
  0%, 100% {
    width: 20%;
  }
  50% {
    width: 80%;
  }
}

@keyframes slideRight {
  0%, 100% {
    width: 20%;
  }
  50% {
    width: 80%;
  }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes logoGlow {
  0% { filter: brightness(1); }
  100% { filter: brightness(1.2); }
}

@keyframes textFade {
  0% { opacity: 0.7; }
  100% { opacity: 1; }
}

@keyframes progress {
  0% { width: 0%; }
  50% { width: 70%; }
  100% { width: 100%; }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-container,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-title {
    font-size: 3rem;
  }

  .services-list {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }

  .stat-card {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }

  .hero-visual {
    order: -1;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 4rem;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .hero {
    padding: 7rem 0 2rem;
  }

  .hero-container {
    text-align: center;
    gap: 2rem;
    flex-direction: column-reverse;
  }

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

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

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

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

  .about-values {
    grid-template-columns: 1fr;
  }

  .contact-methods {
    gap: 1rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .hero-bg {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(139, 92, 246, 0.05));
    position: relative;
  }

  .hero-bg::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite;
  }

  .hero-bg::after {
    content: '';
    position: absolute;
    bottom: 20%;
    right: 20%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 6s ease-in-out infinite;
    animation-delay: 2s;
  }

  .filter-dropdown {
    width: 100vw;
    max-width: none;
    left: 0;
    right: 0;
    overflow-x: auto;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .hero {
    padding: 7rem 0 2rem;
  }

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

  .section-title {
    font-size: 2rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }

  .stat-item {
    padding: 1.25rem 1.5rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 250px;
    backdrop-filter: blur(10px);
  }

  .stat-number {
    color: var(--primary-color);
    font-weight: 800;
  }

  .stat-label {
    color: var(--text-primary);
    opacity: 0.9;
  }

  .floating-element {
    font-size: 2rem;
  }

  .service-item {
    padding: 2rem 1.5rem;
  }

  .stat-circle {
    width: 80px;
    height: 80px;
  }

  .stat-center {
    width: 60px;
    height: 60px;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .contact-item {
    padding: 1.25rem;
    gap: 1rem;
  }

  .hero-visual {
    max-width: 300px;
  }

  .device.phone {
    width: 120px;
    height: 240px;
    top: 40%;
    right: 0;
  }

  .device.laptop {
    width: 200px;
    height: 120px;
    bottom: 30%;
    left: 5%;
  }

  .float-icon {
    font-size: 1.5rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-actions {
    gap: 0.75rem;
  }

  .btn-large {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }

  .floating-elements {
    display: none;
  }
}

.char-counter {
  font-size: 0.95em;
  color: #64748b;
  margin-top: 0.25em;
  text-align: right;
  letter-spacing: 0.02em;
  transition: color 0.2s;
  user-select: none;
}

/* Portfolio Specific Styles */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

/* Advanced Filter */
.filter-container {
  position: sticky;
  top: 64px;
  display: flex;
  justify-content: flex-end;
  margin-bottom: 3rem;
  z-index: 100;
}

.filter-toggle-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.filter-toggle-btn:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-dark);
}

.filter-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  padding-bottom: 2rem;
  width: 350px;
  box-shadow: var(--shadow-xl);
  z-index: 999;
  display: none;
  margin-top: 0.5rem;
  word-wrap: break-word;
}

.filter-dropdown.show {
  display: block;
}

.filter-section {
  margin-bottom: 2rem;
}

.filter-section h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.filter-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.filter-options label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.filter-options input[type="checkbox"] {
  accent-color: var(--primary-color);
}

.filter-section select {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.875rem;
  appearance: none;
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12"><path d="M6 9L1 4h10z" fill="%236b7280"/></svg>');
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
}

.filter-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

.filter-actions button {
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.filter-actions button:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-white);
}

.portfolio-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
  height: 400px;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-xl);
}

.portfolio-card-image {
  height: 200px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}

.portfolio-card-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.3;
}

.portfolio-card-content {
  padding: 2rem;
  height: 200px;
  display: flex;
  flex-direction: column;
}

.portfolio-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.portfolio-card-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.portfolio-card-stats {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.portfolio-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.portfolio-stat-number {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-color);
}

.portfolio-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.portfolio-card-link {
  align-self: flex-start;
}

/* Projects Grid for Category Pages */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

/* Carousel Container */
.carousel-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto 3rem;
  padding-top: 2rem;
  overflow: hidden;
}

.carousel-wrapper {
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.carousel-wrapper::-webkit-scrollbar {
  display: none;
}

.carousel-track {
  display: flex;
  gap: 2rem;
  width: max-content;
  padding: 0 2rem;
}

.carousel-track .dashboard-widget {
  flex: 0 0 350px; /* Fixed width like in ads.html */
  min-width: 0;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border: 2px solid var(--border-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
  z-index: 100;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.carousel-btn:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-white);
  transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
  left: 10px;
}

.carousel-next {
  right: 10px;
}

.project-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.project-card-image {
  height: 180px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.project-card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.project-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.project-card-problem,
.project-card-solution,
.project-card-result {
  font-size: 0.875rem;
  line-height: 1.5;
  margin-bottom: 0.5rem;
}

.project-card-problem {
  color: #ef4444;
  font-weight: 500;
}

.project-card-problem::before {
  content: "🚨 ";
}

.project-card-solution {
  color: var(--primary-color);
  font-weight: 500;
}

.project-card-solution::before {
  content: "💡 ";
}

.project-card-result {
  color: #10b981;
  font-weight: 500;
}

.project-card-result::before {
  content: "✅ ";
}

.project-card-link {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-normal);
}

.project-card-link:hover {
  color: var(--primary-light);
}


/* Project Sections */
.project-section {
  padding: 5rem 0;
  background: var(--bg-primary);
}

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

.project-content {
  max-width: 800px;
  margin: 0 auto;
}

.problem-description ul {
  margin-top: 2rem;
  padding-left: 1.5rem;
}

.problem-description li {
  margin-bottom: 1rem;
  line-height: 1.6;
}

.problem-description strong {
  color: var(--primary-color);
}

/* Budget Grid */
.budget-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.budget-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-normal);
}

.budget-item:hover {
  transform: translateY(-3px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.budget-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.budget-details h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.budget-amount {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.budget-details p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Methods Grid */
.methods-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.method-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: all var(--transition-normal);
}

.method-item:hover {
  transform: translateY(-3px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.method-number {
  position: absolute;
  top: -1rem;
  left: 2rem;
  background: var(--primary-color);
  color: var(--text-white);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
}

.method-item h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
  margin-top: 1rem;
}

.method-item p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Results Grid */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.result-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  transition: all var(--transition-normal);
}

.result-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.result-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.result-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.result-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
}