/* Font imports are handled in HTML */

:root {
  --velocity-blue: #0A66C2;
  --rack-black: #1E1E1E;
  --cable-white: #F5F5F5;
  --signal-green: #00A86B;
  --alert-orange: #FF6B35;
  --data-gray: #6B7280;
  --rack-silver: #E5E7EB;
}

body {
  margin: 0;
  background-color: var(--rack-black);
  color: var(--cable-white);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

/* Base Styles */
h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: 'Space Grotesk', sans-serif;
}
.font-mono {
  font-family: 'JetBrains Mono', monospace;
}
.font-body {
  font-family: 'Inter', sans-serif;
}

/* Utility Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in { animation: fadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
.animate-slide-up { animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards; }

/* Status LEDs */
.led-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px currentColor;
  animation: pulse-led 3s infinite;
}
.led-green { color: var(--signal-green); background-color: var(--signal-green); }
.led-yellow { color: var(--alert-orange); background-color: var(--alert-orange); }
.led-red { color: #f43f5e; background-color: #f43f5e; }

@keyframes pulse-led {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px currentColor; }
  50% { opacity: 0.6; box-shadow: 0 0 2px currentColor; }
}

/* Network Cable Wave (Special Taste-Skill Effect) */
.cable-wave-container {
  position: relative;
  overflow: hidden;
}
.cable-wave-container::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: -100%;
  width: 50%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--velocity-blue), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 10;
}
.cable-wave-container:hover::before,
.cable-wave-active::before {
  opacity: 1;
  animation: cableWave 2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes cableWave {
  0% { left: -50%; }
  100% { left: 150%; }
}

/* Spotlight Border Card (Random Taste-Skill Effect) */
.spotlight-card {
  position: relative;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid rgba(255,255,255,0.05);
}
.spotlight-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s;
  background: radial-gradient(800px circle at var(--mouse-x) var(--mouse-y), rgba(10, 102, 194, 0.15), transparent 40%);
  pointer-events: none;
  z-index: 0;
}
.spotlight-card:hover {
  transform: translateY(-2px);
  border-color: rgba(10, 102, 194, 0.4);
}
.spotlight-card:hover::before {
  opacity: 1;
}
.spotlight-card > * {
  z-index: 1;
  position: relative;
}

/* Buttons */
.btn-primary {
  background-color: var(--velocity-blue);
  color: #fff;
  border-radius: 4px;
  text-transform: uppercase;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  transition: background-color 0.2s, box-shadow 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.btn-primary:hover {
  background-color: #084f98;
  box-shadow: 0 0 15px rgba(10, 102, 194, 0.4);
}
.btn-primary:active {
  transform: translateY(1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--velocity-blue);
  border: 2px solid var(--velocity-blue);
  border-radius: 4px;
  text-transform: uppercase;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.btn-secondary:hover {
  background-color: rgba(10, 102, 194, 0.1);
}

.btn-tertiary {
  background-color: var(--signal-green);
  color: #fff;
  border-radius: 4px;
  text-transform: uppercase;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  transition: background-color 0.2s, box-shadow 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.btn-tertiary:hover {
  background-color: #008f5a;
  box-shadow: 0 0 15px rgba(0, 168, 107, 0.4);
}

/* Modals */
.modal-overlay {
  background: rgba(15, 15, 15, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.modal-content {
  background: #111;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(10px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}
.modal-overlay.active .modal-content {
  transform: scale(1) translateY(0);
}

/* Form Elements */
.input-group label {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--data-gray);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}
.input-control {
  width: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--data-gray);
  color: var(--cable-white);
  padding: 0.75rem 1rem;
  border-radius: 4px;
  font-family: 'Inter', sans-serif;
  transition: all 0.2s;
}
.input-control:focus {
  outline: none;
  border-color: var(--velocity-blue);
  box-shadow: 0 0 0 1px var(--velocity-blue), 0 0 10px rgba(10,102,194,0.2);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--rack-black);
}
::-webkit-scrollbar-thumb {
  background: var(--data-gray);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--velocity-blue);
}

/* Initial Layout Preloader */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--rack-black);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: opacity 0.8s ease;
}
.preloader-rack {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.preloader-server {
  width: 120px;
  height: 20px;
  border: 1px solid var(--data-gray);
  border-radius: 2px;
  display: flex;
  align-items: center;
  padding: 0 10px;
  gap: 6px;
}
@keyframes blink {
  0%, 100% { opacity: 0; }
  50% { opacity: 1; }
}