/* ================================================================
   NOTIFICATIONS — CYBERPUNK/NEON AESTHETIC
   RED + PINK PALETTE
   ================================================================ */

/* ============================================================
   THEME VARIABLES
   ============================================================ */
:root {
  --bg-body: #0a0508;
  --bg-card: rgba(255, 0, 64, 0.06);
  --bg-card-hover: rgba(255, 0, 64, 0.12);
  --bg-card-border: rgba(255, 0, 64, 0.15);
  --bg-elevated: rgba(255, 0, 64, 0.04);
  --bg-nav: rgba(10, 5, 8, 0.92);

  --text-primary: #f5eaff;
  --text-secondary: #b8a0d0;
  --text-muted: #5a3a6a;
  --text-inverse: #0a0508;

  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.645);
  --shadow-card-hover: 0 12px 48px rgba(0, 0, 0, 0.7);

  --border-color: rgba(255, 0, 64, 0.15);

  /* Neon Colors - Red & Pink */
  --neon-red: #ff0040;
  --neon-red-dark: #cc0033;
  --neon-red-light: #ff3370;
  --neon-pink: #ff2d95;
  --neon-pink-light: #ff6bb5;
  --neon-pink-dark: #cc0077;
  --neon-magenta: #ff00ea;
  --neon-cyan: #58ebfe;
  --neon-gold: #f59e0b;
  --neon-green: #4ff3a6;

  --gradient-primary: linear-gradient(135deg, #ff0040, #ff2d95);
  --gradient-secondary: linear-gradient(135deg, #ff2d95, #ff00ea);
  --gradient-cyber: linear-gradient(135deg, #ff0040, #ff2d95, #ff00ea);

  --glow-red: 0 0 40px rgba(255, 0, 64, 0.3), 0 0 80px rgba(255, 0, 64, 0.1);
  --glow-pink: 0 0 40px rgba(255, 45, 149, 0.3), 0 0 80px rgba(255, 45, 149, 0.1);
  --glow-magenta: 0 0 40px rgba(255, 0, 234, 0.3), 0 0 80px rgba(255, 0, 234, 0.1);

  --font-display: "Orbitron", "Rajdhani", monospace;
  --font-condensed: "Rajdhani", "Orbitron", sans-serif;
  --font-mono: "Share Tech Mono", monospace;
  --font-tag: "Rubik Spray Paint", "Permanent Marker", cursive;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================================
   BASE — FULL HEIGHT COVERAGE
   ============================================================ */
html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: var(--bg-body);
}

.notifications-main {
  min-height: 100vh;
  padding: 40px 0 60px;
  background: var(--bg-body);
  position: relative;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ============================================================
   NOISE OVERLAY & EFFECTS — FIXED POSITIONING
   ============================================================ */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0;
  transition: opacity 0.3s ease;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.5'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}

.noise-overlay.active {
  opacity: 1;
}

.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9996;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(0, 0, 0, 0.02) 2px,
    rgba(0, 0, 0, 0.02) 3px
  );
  animation: scanMove 0.8s linear infinite;
}

@keyframes scanMove {
  0% { transform: translateY(0); }
  100% { transform: translateY(3px); }
}

.vignette {
  position: fixed;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    transparent 60%,
    rgba(0, 0, 0, 0.3) 100%
  );
  pointer-events: none;
  z-index: 9995;
}

#particleCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  pointer-events: none;
}

/* ============================================================
   THEME TOGGLE — BOTTOM RIGHT
   ============================================================ */
.theme-toggle-wrapper {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-condensed);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow-card), var(--glow-red);
}

.theme-toggle:hover {
  background: var(--bg-card-hover);
  transform: scale(1.04);
  box-shadow: var(--shadow-card-hover), var(--glow-pink);
  border-color: var(--neon-pink);
}

.theme-toggle .toggle-icon {
  font-size: 1rem;
}

.theme-toggle .toggle-label {
  font-weight: 600;
}

/* ============================================================
   GLASS PANEL
   ============================================================ */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
}

.glass-panel:hover {
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(255, 0, 64, 0.25);
}

/* ============================================================
   GLITCH HEADERS
   ============================================================ */
.glitch-hero {
  position: relative;
  display: inline-block;
  font-family: var(--font-display);
  font-size: inherit;
  font-weight: 900;
  letter-spacing: 4px;
  color: var(--text-primary);
  animation: glitchFlicker 3s ease-in-out infinite;
}

.glitch-hero::before,
.glitch-hero::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.glitch-hero::before {
  color: var(--neon-red);
  animation: glitch1 0.15s infinite;
  text-shadow: 2px 0 var(--neon-pink);
  opacity: 0.3;
}

.glitch-hero::after {
  color: var(--neon-pink);
  animation: glitch2 0.2s infinite;
  text-shadow: -2px 0 var(--neon-red);
  opacity: 0.3;
}

@keyframes glitch1 {
  0% { transform: translate(0); }
  20% { transform: translate(-1px, 1px); }
  40% { transform: translate(1px, -1px); }
  60% { transform: translate(-1px, 1px); }
  80% { transform: translate(1px, -1px); }
  100% { transform: translate(0); }
}

@keyframes glitch2 {
  0% { transform: translate(0); }
  20% { transform: translate(1px, -1px); }
  40% { transform: translate(-1px, 1px); }
  60% { transform: translate(1px, -1px); }
  80% { transform: translate(-1px, 1px); }
  100% { transform: translate(0); }
}

@keyframes glitchFlicker {
  0%, 85%, 89%, 95%, 100% {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
  87% {
    opacity: 0.97;
    transform: translateX(-1.5px) scale(1.01);
  }
  89% {
    opacity: 1;
    transform: translateX(1.5px) scale(0.99);
  }
  92% {
    opacity: 0.98;
    transform: translateX(-0.8px) scale(1.005);
  }
  94% {
    opacity: 1;
    transform: translateX(0.8px) scale(0.995);
  }
  96% {
    opacity: 0.99;
    transform: translateX(-0.5px) scale(1.002);
  }
}

.gradient-text {
  background: var(--gradient-cyber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.notifications-hero {
  text-align: center;
  padding: 40px 0 30px;
  position: relative;
  z-index: 1;
}

.notifications-hero-content {
  position: relative;
  display: inline-block;
}

.notifications-hero-icon {
  font-size: 3.5rem;
  display: block;
  margin-bottom: 12px;
  color: var(--neon-red);
  text-shadow: 0 0 40px rgba(255, 0, 64, 0.3);
  animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(8deg); }
}

.notifications-hero h1 {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: 4px;
  background: var(--gradient-cyber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
  position: relative;
  display: inline-block;
}

.notifications-subtitle {
  font-family: var(--font-condensed);
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-top: 4px;
  letter-spacing: 2px;
}

.notifications-subtitle .gradient-text {
  font-weight: 700;
}

.hero-graffiti-tag {
  position: absolute;
  font-family: var(--font-tag);
  font-size: 4rem;
  color: var(--neon-red);
  opacity: 0.04;
  pointer-events: none;
  top: -20px;
  right: -60px;
  transform: rotate(8deg);
  letter-spacing: 8px;
}

/* ============================================================
   NOTIFICATIONS CONTAINER
   ============================================================ */
.notifications-container {
  max-width: 800px;
  margin: 0 auto;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card), var(--glow-red);
  transition: all var(--transition);
  position: relative;
  z-index: 1;
}

.notifications-container:hover {
  border-color: rgba(255, 0, 64, 0.25);
  box-shadow: var(--shadow-card-hover), var(--glow-pink);
}

/* ============================================================
   NOTIFICATIONS HEADER
   ============================================================ */
.notifications-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.notifications-header h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1px;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.notifications-header .header-icon {
  color: var(--neon-red);
}

.mark-all-btn {
  background: none;
  border: none;
  color: var(--neon-pink);
  cursor: pointer;
  font-family: var(--font-condensed);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.mark-all-btn:hover {
  background: var(--bg-card-hover);
  color: var(--neon-red);
  transform: translateY(-2px);
  box-shadow: var(--glow-red);
}

/* ============================================================
   NOTIFICATIONS LIST
   ============================================================ */
.notifications-list {
  max-height: 70vh;
  overflow-y: auto;
}

.notifications-list::-webkit-scrollbar {
  width: 4px;
}

.notifications-list::-webkit-scrollbar-track {
  background: transparent;
}

.notifications-list::-webkit-scrollbar-thumb {
  background: var(--neon-red);
  border-radius: 2px;
}

/* ============================================================
   NOTIFICATION ITEM
   ============================================================ */
.notification-item {
  display: flex;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid rgba(255, 0, 64, 0.04);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
  position: relative;
  align-items: center;
}

.notification-item:hover {
  background: var(--bg-card-hover);
  transform: translateX(4px);
}

.notification-item.unread {
  background: rgba(255, 0, 64, 0.03);
  border-left: 2px solid var(--neon-red);
}

.notification-item.unread:hover {
  background: rgba(255, 0, 64, 0.06);
}

/* Unread Dot */
.unread-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon-red);
  flex-shrink: 0;
  box-shadow: 0 0 20px rgba(255, 0, 64, 0.4);
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.2); }
}

/* ============================================================
   NOTIFICATION ICON
   ============================================================ */
.notification-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: all var(--transition);
}

.notification-icon.like {
  background: rgba(255, 0, 64, 0.1);
  color: var(--neon-red);
}

.notification-icon.cheer {
  background: rgba(255, 45, 149, 0.1);
  color: var(--neon-pink);
}

.notification-icon.shadow {
  background: rgba(255, 0, 234, 0.1);
  color: var(--neon-magenta);
}

.notification-icon.comment {
  background: rgba(88, 235, 254, 0.1);
  color: var(--neon-cyan);
}

.notification-icon.follow {
  background: rgba(79, 243, 166, 0.1);
  color: var(--neon-green);
}

.notification-item:hover .notification-icon {
  transform: scale(1.05);
}

/* ============================================================
   NOTIFICATION CONTENT
   ============================================================ */
.notification-content {
  flex: 1;
  min-width: 0;
}

.notification-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.15rem;
  line-height: 1.4;
}

.notification-text strong {
  font-weight: 700;
  color: var(--text-primary);
}

.notification-time {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
}

.empty-state .empty-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 0.75rem;
  color: var(--neon-red);
  opacity: 0.3;
}

.empty-state p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.empty-state .empty-sub {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 1px;
}

/* ============================================================
   LOADING STATE
   ============================================================ */
.loading-state {
  text-align: center;
  padding: 3rem 2rem;
}

.loading-state .spinner {
  width: 40px;
  height: 40px;
  border: 2px solid rgba(255, 0, 64, 0.1);
  border-top-color: var(--neon-red);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 0.75rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-state p {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 1px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border: none;
  border-radius: 4px;
  font-family: var(--font-condensed);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn .btn-icon {
  font-size: 0.7rem;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-inverse);
  box-shadow: var(--glow-red);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
  z-index: 0;
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: var(--glow-red), 0 0 80px rgba(255, 0, 64, 0.2);
}

.btn-glow {
  animation: btnGlow 2s ease-in-out infinite;
}

@keyframes btnGlow {
  0%, 100% { box-shadow: var(--glow-red); }
  50% { box-shadow: var(--glow-red), 0 0 60px rgba(255, 0, 64, 0.2); }
}

.btn-outline {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background: var(--bg-card-hover);
  transform: translateY(-3px);
  border-color: var(--neon-pink);
  box-shadow: var(--glow-pink);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .notifications-hero h1 {
    font-size: 2.8rem;
  }

  .hero-graffiti-tag {
    display: none;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .notifications-main {
    padding: 20px 0 40px;
  }

  .container {
    padding: 0 1rem;
  }

  .notifications-hero h1 {
    font-size: 2.2rem;
  }

  .notifications-hero-icon {
    font-size: 2.8rem;
  }

  .notifications-header {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    text-align: center;
  }

  .notifications-header h2 {
    justify-content: center;
  }

  .mark-all-btn {
    justify-content: center;
  }

  .notification-item {
    padding: 0.75rem 1rem;
  }

  .notification-icon {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }

  .notification-text {
    font-size: 0.8rem;
  }

  .notifications-container {
    margin: 0;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .notifications-hero h1 {
    font-size: 1.6rem;
    letter-spacing: 2px;
  }

  .notifications-hero-icon {
    font-size: 2.2rem;
  }

  .notifications-subtitle {
    font-size: 1rem;
  }

  .notification-item {
    padding: 0.6rem 0.8rem;
    gap: 0.75rem;
  }

  .notification-icon {
    width: 32px;
    height: 32px;
    font-size: 0.8rem;
  }

  .notification-text {
    font-size: 0.75rem;
  }

  .unread-dot {
    width: 6px;
    height: 6px;
  }

  .btn {
    padding: 10px 20px;
    font-size: 0.7rem;
  }

  .theme-toggle-wrapper {
    bottom: 16px;
    right: 16px;
  }

  .theme-toggle {
    padding: 8px 14px;
    font-size: 0.6rem;
  }
}

/* ============================================================
   LIGHT THEME OVERRIDES
   ============================================================ */
[data-theme="light"] {
  --bg-body: #f5f0e8;
  --bg-card: rgba(255, 255, 255, 0.6);
  --bg-card-hover: rgba(255, 255, 255, 0.8);
  --bg-card-border: rgba(255, 0, 64, 0.12);
  --bg-elevated: rgba(255, 255, 255, 0.2);

  --text-primary: #1a102a;
  --text-secondary: #4a3a5a;
  --text-muted: #8a7a9a;
  --text-inverse: #f5f0e8;

  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 12px 48px rgba(0, 0, 0, 0.1);

  --border-color: rgba(255, 0, 64, 0.15);

  --glow-red: 0 0 40px rgba(255, 0, 64, 0.08), 0 0 80px rgba(255, 0, 64, 0.03);
  --glow-pink: 0 0 40px rgba(255, 45, 149, 0.08), 0 0 80px rgba(255, 45, 149, 0.03);
  --glow-magenta: 0 0 40px rgba(255, 0, 234, 0.08), 0 0 80px rgba(255, 0, 234, 0.03);
}

[data-theme="light"] .notifications-container,
[data-theme="light"] .empty-state {
  background: rgba(255, 255, 255, 0.6);
}

[data-theme="light"] .notification-item.unread {
  background: rgba(255, 0, 64, 0.04);
}

[data-theme="light"] .notification-item:hover {
  background: rgba(255, 0, 64, 0.06);
}

[data-theme="light"] .notification-item.unread:hover {
  background: rgba(255, 0, 64, 0.08);
}

[data-theme="light"] .notification-icon.like {
  background: rgba(255, 0, 64, 0.08);
}

[data-theme="light"] .notification-icon.cheer {
  background: rgba(255, 45, 149, 0.08);
}

[data-theme="light"] .mark-all-btn:hover {
  background: rgba(255, 0, 64, 0.06);
}

[data-theme="light"] .theme-toggle {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(255, 0, 64, 0.12);
}

[data-theme="light"] .theme-toggle:hover {
  background: rgba(255, 255, 255, 0.8);
  border-color: var(--neon-red);
}

[data-theme="light"] .glitch-hero::before,
[data-theme="light"] .glitch-hero::after {
  opacity: 0.15;
}

[data-theme="light"] .hero-graffiti-tag {
  opacity: 0.06;
}

[data-theme="light"] .btn-primary {
  color: white;
}