:root {
  --bg-primary: #070a12;
  --bg-secondary: #0d1322;
  --card-bg: rgba(16, 24, 40, 0.72);
  --card-border: rgba(255, 255, 255, 0.08);
  --card-border-glow: rgba(56, 189, 248, 0.35);
  
  --accent-cyan: #38bdf8;
  --accent-blue: #3b82f6;
  --accent-indigo: #6366f1;
  --accent-purple: #a855f7;
  --accent-pink: #ec4899;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;

  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-glow: 0 0 40px -10px rgba(56, 189, 248, 0.25);
  --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(56, 189, 248, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 85% 20%, rgba(168, 85, 247, 0.14) 0%, transparent 45%),
    radial-gradient(circle at 50% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Background Ambient Grid & Particles */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Layout */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 980px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

/* Navbar */
.nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--card-border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-indigo));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.4);
}

.brand-icon-wrapper svg {
  width: 24px;
  height: 24px;
  color: #fff;
}

.brand-text h1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, #ffffff 40%, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-block;
  margin-left: 0.4rem;
  vertical-align: middle;
}

.header-status {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.status-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-emerald);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* Hero Section */
.hero-section {
  text-align: center;
  margin-bottom: 2.5rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 0.85rem;
}

.hero-title span {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.5;
}

/* Feature tags */
.features-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.825rem;
  color: var(--text-muted);
}

.feature-item svg {
  width: 15px;
  height: 15px;
  color: var(--accent-cyan);
}

/* Cards & Containers */
.main-card {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.main-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-purple), transparent);
}

/* Drop Zone */
.dropzone {
  position: relative;
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 3.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.015);
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  outline: none;
}

.dropzone:hover, .dropzone.drag-active {
  border-color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.04);
  box-shadow: 0 0 30px rgba(56, 189, 248, 0.15);
  transform: translateY(-2px);
}

.dropzone-icon-box {
  width: 76px;
  height: 76px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--accent-cyan);
  transition: transform var(--transition-smooth), color var(--transition-fast);
}

.dropzone:hover .dropzone-icon-box, .dropzone.drag-active .dropzone-icon-box {
  transform: scale(1.1) rotate(-4deg);
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.2), rgba(168, 85, 247, 0.2));
  color: #fff;
}

.dropzone-icon-box svg {
  width: 36px;
  height: 36px;
}

.dropzone-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.dropzone-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.browse-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-indigo));
  color: #fff;
  border: none;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.35);
}

.browse-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
}

.file-input-hidden {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  z-index: 5;
}

/* File Selected Preview State */
.file-staged-card {
  display: none;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-top: 1.5rem;
  animation: fadeIn 0.3s ease;
}

.file-staged-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.file-info-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  overflow: hidden;
}

.file-type-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.file-meta-text {
  overflow: hidden;
}

.file-meta-name {
  font-weight: 600;
  font-size: 1.05rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 450px;
}

.file-meta-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2px;
}

.file-size-badge {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--accent-cyan);
}

.file-actions-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-remove {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-muted);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-remove:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.4);
  color: var(--accent-rose);
}

.upload-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  margin-top: 1.25rem;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  color: #0b1120;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 25px rgba(56, 189, 248, 0.4);
  transition: all var(--transition-fast);
}

.upload-action-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(56, 189, 248, 0.6);
  filter: brightness(1.05);
}

/* Upload Progress */
.progress-container {
  display: none;
  margin-top: 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.progress-track {
  height: 10px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  border-radius: 999px;
  transition: width 0.15s ease-out;
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: shine 1.5s infinite;
}

@keyframes shine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Transfer Success / QR Card */
.transfer-result-card {
  display: none;
  animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.result-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2rem;
  align-items: center;
}

@media (max-width: 768px) {
  .result-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* QR Code Box */
.qr-frame-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.qr-box {
  position: relative;
  padding: 1.25rem;
  background: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(56, 189, 248, 0.2);
  display: inline-block;
}

.qr-box img {
  display: block;
  width: 240px;
  height: 240px;
  image-rendering: pixelated;
  border-radius: 4px;
}

/* Corner bracket reticles */
.qr-bracket {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 3px solid var(--accent-cyan);
  pointer-events: none;
}
.qr-bracket.tl { top: -6px; left: -6px; border-right: none; border-bottom: none; border-top-left-radius: 10px; }
.qr-bracket.tr { top: -6px; right: -6px; border-left: none; border-bottom: none; border-top-right-radius: 10px; }
.qr-bracket.bl { bottom: -6px; left: -6px; border-right: none; border-top: none; border-bottom-left-radius: 10px; }
.qr-bracket.br { bottom: -6px; right: -6px; border-left: none; border-top: none; border-bottom-right-radius: 10px; }

.qr-scan-hint {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

/* Transfer Info Column */
.transfer-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.badge-ttl {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--accent-amber);
  font-size: 0.85rem;
  font-weight: 600;
  width: fit-content;
}

.timer-countdown {
  font-family: var(--font-mono);
  font-weight: 700;
}

.result-filename {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  word-break: break-all;
  line-height: 1.3;
}

/* Network Selector Widget (LAN vs Localhost vs Custom) */
.network-selector-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
}

.network-selector-header {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-subtle);
  letter-spacing: 0.05em;
  font-weight: 700;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.network-select {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-main);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.network-select:focus {
  border-color: var(--accent-cyan);
}

/* Link Copy Group */
.copy-link-group {
  display: flex;
  gap: 0.5rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 0.35rem 0.35rem 0.35rem 0.85rem;
  align-items: center;
}

.copy-link-input {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  flex: 1;
  outline: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-copy:hover {
  background: var(--accent-cyan);
  color: #000;
}

/* Actions Row */
.result-actions-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-action-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: #0b1120;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
}

.btn-action-primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.1);
}

.btn-action-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-action-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-action-danger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: var(--accent-rose);
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-action-danger:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.4);
}

/* History / Recent Transfers Card */
.history-section {
  margin-top: 2rem;
  display: none;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.history-item:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.history-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  overflow: hidden;
}

.history-name {
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 320px;
}

.history-badge {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-amber);
}

/* Download Page Specifics */
.download-card {
  max-width: 600px;
  margin: 2rem auto;
  text-align: center;
}

.download-icon-box {
  width: 90px;
  height: 90px;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.15), rgba(99, 102, 241, 0.15));
  border: 1px solid rgba(56, 189, 248, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: var(--accent-cyan);
  box-shadow: 0 0 35px rgba(56, 189, 248, 0.25);
}

.download-icon-box svg {
  width: 44px;
  height: 44px;
}

.download-file-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  word-break: break-all;
}

.download-file-size {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent-cyan);
  margin-bottom: 1.25rem;
  font-weight: 600;
}

.download-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  color: #070d18;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  padding: 1.15rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  box-shadow: 0 6px 30px rgba(56, 189, 248, 0.45);
  transition: all var(--transition-fast);
  margin-top: 1.75rem;
  border: none;
  cursor: pointer;
}

.download-action-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 40px rgba(56, 189, 248, 0.65);
  filter: brightness(1.08);
}

.preview-box {
  margin-top: 1.5rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--card-border);
  background: rgba(0, 0, 0, 0.3);
  max-height: 320px;
  display: none;
}

.preview-box img {
  max-width: 100%;
  max-height: 320px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

/* Expired State UI */
.expired-card {
  display: none;
  text-align: center;
  padding: 3rem 1.5rem;
}

.expired-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--accent-rose);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.expired-icon svg {
  width: 38px;
  height: 38px;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 9999;
}

.toast {
  background: rgba(16, 24, 40, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--shadow-card);
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.success {
  border-color: rgba(16, 185, 129, 0.4);
}
.toast.error {
  border-color: rgba(239, 68, 68, 0.4);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

/* Footer */
.app-footer {
  margin-top: auto;
  text-align: center;
  padding: 2rem 0 1rem;
  font-size: 0.85rem;
  color: var(--text-subtle);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.app-footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.app-footer a:hover {
  color: var(--accent-cyan);
}