/* ==========================================================================
   2026 Developer UI Revamp - Core Modern Styling & CSS Variables
   ========================================================================== */

:root {
  /* NBCC Theme Palette */
  --nbcc-bg-dark: #040c1a;
  --nbcc-bg-card: rgba(10, 24, 50, 0.85);
  --nbcc-border: rgba(244, 196, 48, 0.25);
  --accent-gold: #f4c430;
  --accent-gold-glow: rgba(244, 196, 48, 0.4);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  
  /* NCL Theme Palette */
  --ncl-bg-dark: #070210;
  --ncl-bg-card: rgba(18, 7, 36, 0.88);
  --ncl-neon-cyan: #00f0ff;
  --ncl-neon-gold: #ffd700;
  --ncl-neon-purple: #9d4edd;
  --ncl-neon-green: #39ff14;

  /* Typography & Layout */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--nbcc-bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 92%;
  max-width: 1320px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .container {
    width: 95%;
    padding: 0 0.5rem;
  }
}

/* Utility Classes */
.hidden {
  display: none !important;
}

/* Glassmorphism Panel Base */
.glass-panel {
  background: var(--nbcc-bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--nbcc-border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  transition: var(--transition);
}

.glass-panel:hover {
  border-color: var(--accent-gold);
  box-shadow: 0 12px 40px var(--accent-gold-glow);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.9rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
  white-space: nowrap;
}

@media (max-width: 576px) {
  .btn {
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    width: 100%;
  }
}

.btn-primary {
  background: linear-gradient(135deg, #f4c430 0%, #d4a017 100%);
  color: #040c1a;
  box-shadow: 0 4px 20px rgba(244, 196, 48, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(244, 196, 48, 0.5);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
}

.btn-outline:hover {
  background: var(--accent-gold);
  color: #040c1a;
}

.btn-ncl-trigger {
  background: linear-gradient(135deg, var(--ncl-neon-purple) 0%, #6d28d9 100%);
  color: #ffffff;
  border: 1px solid var(--ncl-neon-cyan);
  box-shadow: 0 0 20px rgba(157, 78, 221, 0.4);
}

.btn-ncl-trigger:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px var(--ncl-neon-cyan);
}

/* Keyframes */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 8, 20, 0.88);
  backdrop-filter: blur(20px);
  z-index: 20000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: #09172e;
  border: 2px solid var(--accent-gold);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: relative;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
  animation: fadeIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  width: 100%;
  max-width: 750px;
}

@media (max-width: 576px) {
  .modal-box {
    padding: 1.25rem;
  }
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.8rem;
  cursor: pointer;
  line-height: 1;
}