/* ========================================
   FRESH MODERN DESIGN - CALLOWHILL WEB DESIGNS
   ======================================== */

:root {
  /* Colors */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary: #0ea5e9;
  --dark: #0f172a;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-display: 'Plus Jakarta Sans', sans-serif;
  
  /* Spacing */
  --section-padding: clamp(4rem, 10vw, 8rem);
  --container-padding: 1.5rem;
  
  /* Effects */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   GLOBAL STYLES
   ======================================== */

body {
  color: var(--gray-700);
  background: white;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  z-index: 1000;
  transition: var(--transition);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-menu {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-menu a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: var(--transition);
  position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -0.25rem;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

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

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.9375rem;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  text-align: center;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: white;
  color: var(--gray-700);
  border-color: var(--gray-300);
}

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

.btn-light {
  background: white;
  color: var(--primary);
}

.btn-light:hover {
  background: var(--gray-50);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
  padding-top: calc(5rem + var(--section-padding));
  padding-bottom: var(--section-padding);
  background: linear-gradient(to bottom, var(--gray-50), white);
}

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

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

.badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--primary-light);
  color: white;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--gray-600);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 1.5rem;
  box-shadow: var(--shadow-lg);
}

/* ========================================
   FEATURES SECTION
   ======================================== */

.features {
  padding: var(--section-padding) 0;
  background: white;
}

.features .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2.5rem;
  background: var(--gray-50);
  border-radius: 1.5rem;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: white;
}

.feature-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--gray-600);
  line-height: 1.7;
}

/* ========================================
   SERVICES OVERVIEW
   ======================================== */

.services-overview {
  padding: var(--section-padding) 0;
  background: linear-gradient(to bottom, white, var(--gray-50));
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-label {
  display: inline-block;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--gray-600);
  line-height: 1.7;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-item {
  padding: 2rem;
  background: white;
  border-radius: 1rem;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(to bottom, var(--primary), var(--secondary));
  transition: var(--transition);
}

.service-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-item:hover::before {
  height: 100%;
}

.service-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gray-200);
  margin-bottom: 1rem;
  line-height: 1;
}

.service-item h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
}

.service-item p {
  color: var(--gray-600);
  line-height: 1.7;
}

/* ========================================
   PROCESS/TIMELINE
   ======================================== */

.process {
  padding: var(--section-padding) 0;
  background: white;
}

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

.timeline-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 1.75rem;
  top: 4rem;
  bottom: -3rem;
  width: 2px;
  background: var(--gray-200);
}

.timeline-marker {
  width: 3.5rem;
  height: 3.5rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.timeline-content {
  padding: 1.5rem 0;
}

.timeline-content h3 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
}

.timeline-content p {
  color: var(--gray-600);
  font-size: 1.125rem;
  line-height: 1.7;
}

/* ========================================
   CTA SECTION
   ======================================== */

.cta {
  padding: var(--section-padding) 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 40%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1), transparent);
  border-radius: 50%;
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: white;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-content p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  background: var(--gray-900);
  color: var(--gray-200);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.footer-desc {
  color: var(--gray-400);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

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

.social-links a {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--gray-800);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.social-links svg {
  width: 1.25rem;
  height: 1.25rem;
  color: white;
}

.footer-col h4 {
  font-weight: 700;
  color: white;
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

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

.footer-col a {
  color: var(--gray-400);
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--primary-light);
  padding-left: 0.25rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--gray-800);
  text-align: center;
  color: var(--gray-500);
  font-size: 0.875rem;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-image {
    order: -1;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .timeline-item {
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .feature-card,
  .service-item {
    padding: 1.5rem;
  }
}