/* 🎨 COLOR SYSTEM (MANDATORY) */
:root {
  /* Soft Blue Accents */
  --color-accent: #6EA8FF;
  --color-accent-hover: #7AB6FF;
  
  /* Backgrounds */
  --bg-main: #0B1220;
  --bg-card: #111827; 
  --bg-card-hover: #1E293B;

  /* Text */
  --text-primary: #E5E7EB;
  --text-secondary: #94A3B8;

  /* Glows */
  --glow-subtle: 0 0 20px rgba(110, 168, 255, 0.15);
  --glow-hover: 0 0 30px rgba(110, 168, 255, 0.25);
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  margin: 0;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 🌌 BACKGROUND UNIQUENESS: Aurora Gradient */
.background-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
  background: var(--bg-main);
}

.aurora-blob {
  position: absolute;
  filter: blur(80px);
  opacity: 0.4;
  animation: float 20s infinite ease-in-out;
  border-radius: 50%;
}

.blob-1 {
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, #1e3a8a 0%, transparent 70%);
  animation-delay: 0s;
}

.blob-2 {
  bottom: -10%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, #172554 0%, transparent 70%);
  animation-delay: -5s;
}

.blob-3 {
  top: 40%;
  left: 40%;
  width: 30vw;
  height: 30vw;
  background: radial-gradient(circle, rgba(110, 168, 255, 0.1) 0%, transparent 70%);
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -50px) scale(1.1); }
  66% { transform: translate(-20px, 20px) scale(0.9); }
}

/* 🧱 LAYOUT */
.container-hub {
  width: 100%;
  max-width: 480px;
  padding: 80px 24px 40px; /* Top padding for breathing room */
  display: flex;
  flex-direction: column;
  gap: 2rem;
  opacity: 0; /* For fade-in animation */
  animation: fadeInContainer 1s ease-out forwards;
}

@keyframes fadeInContainer {
  to { opacity: 1; }
}

/* 👤 PROFILE SECTION */
.profile-section {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.avatar-container {
  position: relative;
  width: 96px;
  height: 96px;
  margin-bottom: 8px;
}

.avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(110, 168, 255, 0.3);
  box-shadow: var(--glow-subtle);
}

.status-dot {
  position: absolute;
  bottom: 5px;
  right: 5px;
  width: 14px;
  height: 14px;
  background-color: var(--color-accent);
  border: 2px solid var(--bg-main);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(110, 168, 255, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(110, 168, 255, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(110, 168, 255, 0); }
}

/* 🔗 LINK CARDS */
.link-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

.glass-card {
  position: relative;
  background: rgba(17, 24, 39, 0.7); /* Hex #111827 with opacity */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  
  /* Initial state for stagger animation */
  opacity: 0;
  transform: translateY(20px);
}

/* Hover effects */
@media (hover: hover) {
  .glass-card:hover {
    background: rgba(30, 41, 59, 0.8); /* Lighter card on hover */
    transform: translateY(-2px) scale(1.02);
    border-color: rgba(110, 168, 255, 0.3);
    box-shadow: var(--glow-hover);
  }
}

/* Active/Tap effect for mobile */
.glass-card:active {
  transform: scale(0.98);
}

.card-icon {
  font-size: 24px;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.card-title {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.card-desc {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 400;
}

/* Stagger Animation Class (added by JS) */
.animate-in {
  animation: slideUpFade 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

@keyframes slideUpFade {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* FOOTER */
.footer {
  margin-top: 2rem;
  color: var(--text-secondary);
  font-size: 0.8rem;
  opacity: 0.6;
}