/*
 * Modern Component Library
 * Based on Humanit Design System
 */

/* ===================================
   CARDS
   =================================== */

.card-modern {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: var(--transition-all);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.card-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary-alpha), transparent);
}

.card-modern:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-alpha);
}

.card-glass {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: var(--transition-all);
  position: relative;
}

.card-glass:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2xl);
}

.card-service {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition-all);
  border: 1px solid transparent;
}

.card-service::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-primary-alpha), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card-service:hover::before {
  opacity: 1;
}

.card-service:hover {
  transform: translateY(-6px) scale(1.02);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.card-service .card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-alpha);
  border-radius: var(--radius-xl);
  transition: var(--transition-all);
}

.card-service:hover .card-icon {
  background: var(--color-primary);
  transform: scale(1.1) rotate(5deg);
}

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

.btn-modern {
  --btn-padding-x: var(--space-6);
  --btn-padding-y: var(--space-3);
  --btn-radius: var(--radius-lg);
  --btn-font-weight: var(--font-semibold);
  
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--btn-padding-y) var(--btn-padding-x);
  border-radius: var(--btn-radius);
  font-weight: var(--btn-font-weight);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  user-select: none;
  -webkit-user-select: none;
}

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

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

.btn-primary:active {
  transform: translateY(0);
}

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

.btn-secondary:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-primary);
  color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

/* Button Sizes */
.btn-sm {
  --btn-padding-x: var(--space-4);
  --btn-padding-y: var(--space-2);
  font-size: var(--text-sm);
}

.btn-lg {
  --btn-padding-x: var(--space-8);
  --btn-padding-y: var(--space-4);
  font-size: var(--text-lg);
}

.btn-xl {
  --btn-padding-x: var(--space-10);
  --btn-padding-y: var(--space-5);
  font-size: var(--text-xl);
}

/* Button with Icon */
.btn-with-icon {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.btn-with-icon i {
  transition: transform 0.2s ease;
}

.btn-with-icon:hover i {
  transform: translateX(2px);
}

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

.navbar-modern {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  background: rgba(33, 33, 33, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-all);
  padding: var(--space-4) 0;
}

.navbar-modern.scrolled {
  background: rgba(33, 33, 33, 0.95);
  box-shadow: var(--shadow-lg);
  padding: var(--space-3) 0;
}

.navbar-brand-modern {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition-colors);
}

.navbar-brand-modern:hover {
  color: var(--color-primary);
}

.nav-link-modern {
  color: var(--text-secondary);
  font-weight: var(--font-medium);
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  transition: var(--transition-all);
  position: relative;
}

.nav-link-modern::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-link-modern:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link-modern:hover::before {
  width: 80%;
}

.nav-link-modern.active {
  color: var(--color-primary);
}

.nav-link-modern.active::before {
  width: 80%;
}

/* ===================================
   HERO SECTIONS
   =================================== */

.hero-modern {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-background) 0%, rgba(33, 33, 33, 0.9) 100%);
}

.hero-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, var(--color-primary-alpha) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero-title {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-6xl));
  font-weight: var(--font-extrabold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, var(--text-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(var(--text-lg), 2vw, var(--text-xl));
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ===================================
   FORMS
   =================================== */

.form-group-modern {
  margin-bottom: var(--space-6);
  position: relative;
}

.form-label-modern {
  display: block;
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
}

.form-input-modern {
  width: 100%;
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: var(--text-base);
  transition: var(--transition-all);
}

.form-input-modern::placeholder {
  color: var(--text-muted);
}

.form-input-modern:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

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

/* ===================================
   ANIMATIONS
   =================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translate3d(0, 30px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translate3d(0, -30px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fadeInDown {
  animation: fadeInDown 0.6s ease-out forwards;
}

.animate-scaleIn {
  animation: scaleIn 0.4s ease-out forwards;
}

/* Animation Delays */
.animate-delay-100 { animation-delay: 0.1s; }
.animate-delay-200 { animation-delay: 0.2s; }
.animate-delay-300 { animation-delay: 0.3s; }
.animate-delay-500 { animation-delay: 0.5s; }

/* ===================================
   RESPONSIVE UTILITIES
   =================================== */

/* Mobile-first responsive classes */
@media (max-width: 767px) {
  .card-modern,
  .card-glass {
    padding: var(--space-4);
  }
  
  .btn-modern {
    width: 100%;
    justify-content: center;
  }
  
  .hero-modern {
    padding: var(--space-16) 0;
  }
}

@media (min-width: 768px) {
  .card-service {
    padding: var(--space-10);
  }
}

/* Dark mode optimizations (already dark by default, but for future light mode) */
@media (prefers-color-scheme: light) {
  :root {
    --color-background: #ffffff;
    --color-surface: #f8fafc;
    --text-primary: #1f2937;
    --text-secondary: rgba(31, 41, 55, 0.8);
    --text-tertiary: rgba(31, 41, 55, 0.6);
  }
}