@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Righteous&display=swap');

/* Color Variables */
:root {
  /* Dark Theme Default */
  --bg-page: #0b0f19;
  --bg-header: rgba(11, 15, 25, 0.7);
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(17, 24, 39, 0.9);
  --bg-input: rgba(30, 41, 59, 0.5);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(16, 185, 129, 0.3);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --brand-primary: #10b981; /* Emerald */
  --brand-secondary: #0d9488; /* Teal */
  --brand-gradient: linear-gradient(135deg, #10b981 0%, #0d9488 100%);
  --brand-glow: rgba(16, 185, 129, 0.15);

  --status-operational: #10b981;
  --status-degraded: #f59e0b;
  --status-partial: #f97316;
  --status-major: #ef4444;
  --status-maintenance: #06b6d4;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.2);

  --glass-blur: blur(16px);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --map-filter: invert(1) brightness(0.6) contrast(1.2);
}

[data-theme="light"] {
  --bg-page: #f8fafc;
  --bg-header: rgba(248, 250, 252, 0.7);
  --bg-card: rgba(255, 255, 255, 0.8);
  --bg-card-hover: rgba(255, 255, 255, 0.95);
  --bg-input: rgba(241, 245, 249, 0.9);
  --border-color: rgba(15, 23, 42, 0.08);
  --border-hover: rgba(16, 185, 129, 0.5);

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;

  --brand-glow: rgba(16, 185, 129, 0.08);
  --shadow-glow: 0 4px 20px rgba(16, 185, 129, 0.1);
  --map-filter: brightness(0.95) contrast(0.9);
}

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

html, body {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-page);
}
::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* Utility Layouts */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.grid { display: grid; }

/* Background Blobs (Premium background details) */
.blob-container {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  animation: float-slow 15s ease-in-out infinite alternate;
}

.blob-1 {
  top: -10%;
  left: -10%;
  width: 500px;
  height: 500px;
  background-color: var(--brand-primary);
}

.blob-2 {
  bottom: -10%;
  right: -10%;
  width: 600px;
  height: 600px;
  background-color: var(--brand-secondary);
  animation-delay: 3s;
}

/* Header & Logo */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: var(--bg-header);
  backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.navbar {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: 'Righteous', sans-serif;
  font-size: 28px;
  letter-spacing: 2px;
  text-decoration: none;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
}

.logo::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--brand-gradient);
  transition: width var(--transition-normal);
}

.logo:hover::after {
  width: 100%;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-btn {
  background: var(--brand-gradient);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 99px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
}

.nav-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow-lg);
  transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* Operational Badges & Bulbs */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 99px;
  font-weight: 600;
  font-size: 14px;
  text-transform: capitalize;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.status-pill.operational {
  background: rgba(16, 185, 129, 0.12);
  color: var(--status-operational);
  border-color: rgba(16, 185, 129, 0.2);
}

.status-pill.degraded {
  background: rgba(245, 158, 11, 0.12);
  color: var(--status-degraded);
  border-color: rgba(245, 158, 11, 0.2);
}

.status-pill.partial {
  background: rgba(249, 115, 22, 0.12);
  color: var(--status-partial);
  border-color: rgba(249, 115, 22, 0.2);
}

.status-pill.major {
  background: rgba(239, 68, 68, 0.12);
  color: var(--status-major);
  border-color: rgba(239, 68, 68, 0.2);
}

.ping-bulb {
  position: relative;
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.ping-bulb.operational { background-color: var(--status-operational); }
.ping-bulb.degraded { background-color: var(--status-degraded); }
.ping-bulb.partial { background-color: var(--status-partial); }
.ping-bulb.major { background-color: var(--status-major); }

.ping-bulb::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  opacity: 0.75;
  animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.ping-bulb.operational::after { background-color: var(--status-operational); }
.ping-bulb.degraded::after { background-color: var(--status-degraded); }
.ping-bulb.partial::after { background-color: var(--status-partial); }
.ping-bulb.major::after { background-color: var(--status-major); }

/* Keyframe Animations */
@keyframes ping {
  75%, 100% {
    transform: scale(2.5);
    opacity: 0;
  }
}

@keyframes float-slow {
  0% { transform: translateY(0px) rotate(0deg); }
  100% { transform: translateY(15px) rotate(5deg); }
}

@keyframes draw {
  to { stroke-dashoffset: 0; }
}

/* Layout Utilities & Theme Button */
.theme-toggle {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
  background: var(--bg-card);
}

/* Responsiveness */
@media (max-width: 768px) {
  .navbar {
    height: 70px;
  }
  .nav-links {
    display: none; /* Will implement mobile menu */
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  .logo {
    font-size: 20px;
    letter-spacing: 1px;
  }
  .navbar {
    height: 60px;
  }
}

@media (max-width: 360px) {
  .container {
    padding: 0 10px;
  }
}

/* JioPhone (240px wide) screen customizations */
@media (max-width: 280px) {
  .container {
    padding: 0 8px;
  }
  .logo {
    font-size: 16px;
    letter-spacing: 0.5px;
  }
}