/* ==========================================================================
   Design Tokens & Root Variables
   ========================================================================== */
:root {
  /* Dark Mode (Default) Colors - Updated to match Nexus Emerald/Teal Theme */
  --bg-color: #03070b;
  --container-bg: rgba(9, 15, 24, 0.7);
  --card-bg: rgba(14, 23, 37, 0.55);
  --card-border: rgba(255, 255, 255, 0.05);
  --card-hover-bg: rgba(20, 32, 51, 0.8);
  --card-hover-border: rgba(0, 229, 163, 0.45);
  
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --primary-glow: rgba(0, 229, 163, 0.16);
  --secondary-glow: rgba(0, 168, 150, 0.16);
  
  --accent-gradient: linear-gradient(135deg, #00e5a3 0%, #00a896 100%);
  --accent-color: #00e5a3;
  
  /* Fonts */
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --transition-spring: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Light Mode Override - Retaining a fresh emerald palette */
@media (prefers-color-scheme: light) {
  :root {
    --bg-color: #f3f6f9;
    --container-bg: rgba(255, 255, 255, 0.8);
    --card-bg: rgba(255, 255, 255, 0.85);
    --card-border: rgba(0, 0, 0, 0.04);
    --card-hover-bg: #ffffff;
    --card-hover-border: rgba(2, 195, 154, 0.5);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --primary-glow: rgba(0, 229, 163, 0.08);
    --secondary-glow: rgba(0, 168, 150, 0.08);
  }
}

/* ==========================================================================
   Global Reset & Base Styles
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
  position: relative;
  line-height: 1.5;
}

/* ==========================================================================
   Background Decorative Elements
   ========================================================================== */
.bg-glow {
  position: fixed;
  width: 60vw;
  height: 60vw;
  max-width: 600px;
  max-height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  opacity: 0.7;
  pointer-events: none;
}

.bg-glow-1 {
  top: -15%;
  left: -15%;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
}

.bg-glow-2 {
  bottom: -15%;
  right: -15%;
  background: radial-gradient(circle, var(--secondary-glow) 0%, transparent 70%);
}

/* ==========================================================================
   Division Badge
   ========================================================================== */
.division-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 30px;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  margin-bottom: 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

@media (prefers-color-scheme: light) {
  .division-badge {
    background-color: rgba(0, 0, 0, 0.02);
    border: 1px solid rgba(0, 0, 0, 0.06);
  }
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-color);
  box-shadow: 0 0 8px var(--accent-color);
  animation: pulse-glow 2s infinite;
}

.badge-text {
  font-size: 0.78rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.badge-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

@keyframes pulse-glow {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(0, 229, 163, 0.7);
  }
  70% {
    transform: scale(1.1);
    box-shadow: 0 0 0 6px rgba(0, 229, 163, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(0, 229, 163, 0);
  }
}

/* ==========================================================================
   Container Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: 480px;
  padding: 40px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  justify-content: space-between;
}

/* ==========================================================================
   Profile Header
   ========================================================================== */
.profile-header {
  text-align: center;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.logo-link {
  text-decoration: none;
  display: inline-block;
  outline: none;
}

.avatar-container {
  width: auto;
  max-width: 220px;
  height: 64px;
  border-radius: 16px;
  background: var(--container-bg);
  border: 1px solid var(--card-border);
  padding: 10px 20px;
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 
              0 8px 10px -6px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition-spring);
}

.avatar-container:hover {
  transform: translateY(-5px) rotate(1deg);
  border-color: var(--accent-color);
  box-shadow: 0 15px 30px -5px rgba(0, 229, 163, 0.3);
}

.logo-svg,
.logo-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.profile-name {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: #ffffff;
  text-transform: uppercase;
  margin-bottom: 12px;
  line-height: 1.2;
}

.profile-name .sub-name {
  display: block;
  font-size: 0.6em;
  color: var(--accent-color);
  font-weight: 500;
  letter-spacing: 0.35em;
  margin-top: 4px;
}

.profile-bio {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 400;
  max-width: 320px;
  line-height: 1.6;
}

/* ==========================================================================
   Links Section & Cards
   ========================================================================== */
.links-section {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.link-card {
  width: 100%;
  display: flex;
  align-items: center;
  padding: 16px 20px;
  text-decoration: none;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 1.05rem;
  transition: var(--transition-spring);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.link-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  margin-right: 16px;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

@media (prefers-color-scheme: light) {
  .link-icon-wrapper {
    background: rgba(0, 0, 0, 0.03);
  }
}

.link-title {
  flex-grow: 1;
}

/* Hover States */
.link-card:hover {
  transform: translateY(-3px) scale(1.015);
  background-color: var(--card-hover-bg);
  border-color: var(--card-hover-border);
  box-shadow: 0 12px 20px -8px rgba(0, 229, 163, 0.2);
}

.link-card:hover .link-icon-wrapper {
  color: var(--accent-color);
  background: rgba(0, 229, 163, 0.1);
}

/* Active Touch State */
.link-card:active {
  transform: translateY(-1px) scale(0.99);
}

/* Featured (Main Website) Specific Styling */
.featured-link {
  background: var(--accent-gradient);
  border: none;
  color: #ffffff;
  box-shadow: 0 10px 20px -5px rgba(0, 229, 163, 0.35);
}

.featured-link .link-icon-wrapper {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.featured-link:hover {
  background: var(--accent-gradient);
  filter: brightness(1.05);
  box-shadow: 0 15px 25px -5px rgba(0, 229, 163, 0.55);
  border-color: transparent;
}

.featured-link:hover .link-icon-wrapper {
  background: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.link-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  padding: 4px 8px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

.link-icon {
  width: 20px;
  height: 20px;
}

/* ==========================================================================
   Footer Section
   ========================================================================== */
.profile-footer {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 30px;
  background-color: var(--container-bg);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.action-btn svg {
  width: 16px;
  height: 16px;
}

.action-btn:hover {
  background-color: var(--text-primary);
  color: var(--bg-color);
  border-color: var(--text-primary);
  transform: translateY(-2px);
}

.branding {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.branding a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.branding a:hover {
  color: var(--accent-color);
}

/* ==========================================================================
   Modal Overlay & Card
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 24px;
}

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

.modal-card {
  width: 100%;
  max-width: 400px;
  background-color: var(--container-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.modal-header h2 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.75rem;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
  transition: var(--transition-smooth);
}

.close-btn:hover {
  color: var(--text-primary);
}

.modal-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 20px;
}

/* QR Code Display styling */
.qr-container {
  width: 100%;
  aspect-ratio: 1;
  max-width: 220px;
  margin: 0 auto 24px;
  background-color: #ffffff;
  border-radius: 16px;
  padding: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.qr-code-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.qr-code-img.loaded {
  opacity: 1;
}

.qr-loader {
  position: absolute;
  font-size: 0.85rem;
  color: #111827;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Link Copier Box */
.copy-box {
  display: flex;
  gap: 8px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 4px;
}

@media (prefers-color-scheme: light) {
  .copy-box {
    background-color: rgba(0, 0, 0, 0.03);
  }
}

#share-link-input {
  flex-grow: 1;
  background: none;
  border: none;
  outline: none;
  padding: 8px 12px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.88rem;
}

#copy-link-btn {
  background: var(--text-primary);
  color: var(--bg-color);
  border: none;
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

#copy-link-btn:hover {
  opacity: 0.9;
}

/* ==========================================================================
   Toast Notification
   ========================================================================== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(40px);
  background-color: var(--text-primary);
  color: var(--bg-color);
  padding: 12px 24px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}