/* Deep Space Electric Architectural Studio Theme */

:root {
  --primary-color: #1a237e;
  --secondary-color: #00bcd4;
  --primary-dark: #0d1457;
  --primary-light: #534bae;
  --secondary-dark: #0097a7;
  --secondary-light: #62efff;
  --accent-color: #7c4dff;
  --dark-bg: #0a0e27;
  --darker-bg: #050814;
  --light-text: #ffffff;
  --gray-text: #b0bec5;
  --success-color: #00e676;
  --warning-color: #ffc107;
  --danger-color: #f44336;
  --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
  --gradient-space: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-color) 50%, var(--darker-bg) 100%);
  --box-shadow: 0 10px 30px rgba(26, 35, 126, 0.3);
  --box-shadow-hover: 0 20px 40px rgba(26, 35, 126, 0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius: 8px;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Poppins', 'Inter', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--light-text);
  background: var(--dark-bg);
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 80%, rgba(0, 188, 212, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(26, 35, 126, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(124, 77, 255, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--light-text);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.25rem); }

p {
  margin-bottom: 1rem;
  color: var(--gray-text);
  font-size: 1.1rem;
  line-height: 1.7;
}

a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
}

a:hover {
  color: var(--secondary-light);
  text-decoration: none;
}

a:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

/* Bootstrap 5 Overrides */
.container-fluid {
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 576px) {
  .container, .container-sm {
    max-width: 540px;
  }
}

@media (min-width: 768px) {
  .container, .container-sm, .container-md {
    max-width: 720px;
  }
  .container-fluid {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

@media (min-width: 992px) {
  .container, .container-sm, .container-md, .container-lg {
    max-width: 960px;
  }
}

@media (min-width: 1200px) {
  .container, .container-sm, .container-md, .container-lg, .container-xl {
    max-width: 1140px;
  }
}

@media (min-width: 1400px) {
  .container, .container-sm, .container-md, .container-lg, .container-xl, .container-xxl {
    max-width: 1320px;
  }
}

/* Buttons */
.btn {
  font-family: var(--font-primary);
  font-weight: 500;
  padding: 0.75rem 2rem;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition);
  z-index: -1;
}

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

.btn-primary {
  background: var(--gradient-primary);
  color: var(--light-text);
  box-shadow: var(--box-shadow);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--gradient-primary);
  color: var(--light-text);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-hover);
}

.btn-secondary {
  background: var(--gradient-secondary);
  color: var(--light-text);
  box-shadow: 0 10px 30px rgba(0, 188, 212, 0.3);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: var(--gradient-secondary);
  color: var(--light-text);
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(0, 188, 212, 0.4);
}

.btn-outline-primary {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  backdrop-filter: blur(10px);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background: var(--primary-color);
  color: var(--light-text);
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

.btn-outline-secondary {
  background: transparent;
  color: var(--secondary-color);
  border: 2px solid var(--secondary-color);
  backdrop-filter: blur(10px);
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background: var(--secondary-color);
  color: var(--light-text);
  border-color: var(--secondary-color);
  transform: translateY(-2px);
}

/* Navigation */
.navbar {
  background: rgba(10, 14, 39, 0.95) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1rem 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 14, 39, 0.98) !important;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.75rem;
  color: var(--light-text) !important;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.navbar-nav {
  align-items: center;
}

.navbar-nav .nav-link {
  color: var(--gray-text) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  padding: 0.5rem 1rem !important;
  border-radius: var(--border-radius);
  transition: var(--transition);
  position: relative;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  transition: var(--transition);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus,
.navbar-nav .nav-link.active {
  color: var(--light-text) !important;
  background: rgba(255, 255, 255, 0.1);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 80%;
}

.navbar-toggler {
  border: none;
  padding: 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(0, 188, 212, 0.5);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2800, 188, 212, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-space);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 20%, rgba(0, 188, 212, 0.2) 0%, transparent 60%),
    radial-gradient(circle at 70% 80%, rgba(124, 77, 255, 0.15) 0%, transparent 60%);
  animation: float 6s ease-in-out infinite;
}

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

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

.hero-title {
  background: linear-gradient(135deg, var(--light-text) 0%, var(--secondary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--gray-text);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-cta {
  animation: fadeInUp 1s ease-out 0.4s both;
}

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

/* Cards */
.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  backdrop-filter: blur(20px);
  transition: var(--transition);
  overflow: hidden;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-secondary);
  transform: scaleX(0);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow-hover);
  border-color: rgba(0, 188, 212, 0.3);
}

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

.card-body {
  padding: 2rem;
}

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

.card-text {
  color: var(--gray-text);
  line-height: 1.6;
}

/* Forms */
.form-control {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius);
  color: var(--light-text);
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.form-control:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem rgba(0, 188, 212, 0.25);
  color: var(--light-text);
}

.form-control::placeholder {
  color: var(--gray-text);
  opacity: 0.7;
}

.form-label {
  color: var(--light-text);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-select {
  background: rgba(255, 255, 255, 0.05) url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2300bcd4' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") no-repeat right 0.75rem center/16px 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--light-text);
  padding: 0.75rem 2.5rem 0.75rem 1rem;
}

.form-select:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem rgba(0, 188, 212, 0.25);
  background: rgba(255, 255, 255, 0.08) url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2300bcd4' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") no-repeat right 0.75rem center/16px 12px;
  color: var(--light-text);
}

.form-check-input {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.form-check-input:checked {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
}

.form-check-input:focus {
  box-shadow: 0 0 0 0.2rem rgba(0, 188, 212, 0.25);
}

.form-check-label {
  color: var(--gray-text);
}

/* Alert Messages */
.alert {
  border: none;
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  border-left: 4px solid;
}

.alert-success {
  background: rgba(0, 230, 118, 0.1);
  color: var(--success-color);
  border-left-color: var(--success-color);
}

.alert-warning {
  background: rgba(255, 193, 7, 0.1);
  color: var(--warning-color);
  border-left-color: var(--warning-color);
}

.alert-danger {
  background: rgba(244, 67, 54, 0.1);
  color: var(--danger-color);
  border-left-color: var(--danger-color);
}

.alert-info {
  background: rgba(0, 188, 212, 0.1);
  color: var(--secondary-color);
  border-left-color: var(--secondary-color);
}

/* Sections */
.section {
  padding: 6rem 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -1rem;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-secondary);
  border-radius: 2px;
}

/* Footer */
.footer {
  background: var(--darker-bg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 3rem 0 1rem;
}

.footer h5 {
  color: var(--light-text);
  margin-bottom: 1.5rem;
}

.footer p,
.footer a {
  color: var(--gray-text);
  font-size: 0.95rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  margin-top: 2rem;
  text-align: center;
  color: var(--gray-text);
  font-size: 0.9rem;
}

/* Social Links */
.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--gray-text);
  font-size: 1.2rem;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.social-link:hover {
  background: var(--secondary-color);
  color: var(--light-text);
  transform: translateY(-3px);
  border-color: var(--secondary-color);
}

/* Loading Spinner */
.spinner-border {
  color: var(--secondary-color);
}

/* Animations */
.fade-in {
  animation: fadeIn 0.8s ease-out;
}

.slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
  animation: slideInRight 0.8s ease-out;
}

.scale-in {
  animation: scaleIn 0.6s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

/* Utility Classes */
.text-gradient-primary {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-secondary {
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-glass {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.border-glow {
  border: 1px solid transparent;
  background: linear-gradient(var(--dark-bg), var(--dark-bg)) padding-box,
              var(--gradient-secondary) border-box;
}

/* Mobile Responsiveness */
@media (max-width: 767px) {
  .hero-section {
    padding: 2rem 0;
    text-align: center;
  }
  
  .section {
    padding: 4rem 0;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .btn {
    padding: 0.65rem 1.5rem;
    font-size: 0.85rem;
  }
  
  .navbar-nav {
    background: rgba(10, 14, 39, 0.95);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-top: 1rem;
    backdrop-filter: blur(20px);
  }
  
  .navbar-nav .nav-link {
    margin: 0.25rem 0;
    text-align: center;
  }
  
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.75rem; }
}

@media (max-width: 575px) {
  .container-fluid {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .hero-section {
    min-height: 80vh;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .section-title {
    margin-bottom: 3rem;
  }
  
  .footer {
    text-align: center;
  }
  
  .social-links {
    margin-top: 1.5rem;
  }
  
  .social-link {
    width: 45px;
    height: 45px;
    font-size: 1.1rem;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --gray-text: #e0e0e0;
  }
  
  .card {
    border-color: rgba(255, 255, 255, 0.3);
  }
  
  .form-control {
    border-color: rgba(255, 255, 255, 0.4);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* Print styles */
@media print {
  .navbar,
  .btn,
  .footer {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  .card {
    border: 1px solid #000 !important;
    background: white !important;
  }
}