:root {
  
  --bg-primary: #FFFBF3;
  --bg-secondary: #FFECD2;
  --bg-tertiary: #FFE4C2;
  --bg-sidebar: #FFECD2;
  --bg-hover: #FCDFC5;
  --bg-active: #FF867A;
  
  --text-primary: #241F1F;
  --text-secondary: #5C4F4F;
  --text-tertiary: #9C8E8E;
  --text-on-accent: #FFFBF3;
  
  --border-color: #E6D5BE;
  --border-light: #F0E3D3;
  
  --primary: #FF867A;
  --secondary: #F99185;
  --accent: #CF556C;
  --accent-hover: #B04256;
  --accent-light: #FFDDE2;
  
  --success: #10b981;
  --error: #CF556C;
  
  
  --shadow-sm: 0 2px 0 rgba(36, 31, 31, 0.06);
  --shadow-md: 4px 4px 0 rgba(36, 31, 31, 0.08);
  --shadow-lg: 8px 8px 0 rgba(36, 31, 31, 0.1);
  --shadow-hover: 6px 6px 0 rgba(36, 31, 31, 0.12);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  
  --transition: 0.3s cubic-bezier(0.2, 0.8, 0.2, 1); 
  
  --font-main: 'Spline Sans Mono', monospace;
  --font-heading: 'Scope One', serif;
}

[data-theme="dark"] {
  --bg-primary: #241F1F;
  --bg-secondary: #2F2929;
  --bg-tertiary: #3D3535;
  --bg-sidebar: #2A2525;
  --bg-hover: #3D3535;
  --bg-active: #CF556C;
  
  --text-primary: #FFFBF3;
  --text-secondary: #D4C5C5;
  --text-tertiary: #807575;
  --text-on-accent: #FFFBF3;
  
  --border-color: #3D3535;
  
  --primary: #FF867A;
  --secondary: #F99185;
  --accent: #CF556C;
  --accent-hover: #E0687E;
  --accent-light: #421C24;
  
  --shadow-sm: 0 2px 0 rgba(0,0,0,0.3);
  --shadow-md: 4px 4px 0 rgba(0,0,0,0.4);
  --shadow-hover: 6px 6px 0 rgba(0,0,0,0.5);
}


@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes rotateIcon {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.1); }
  100% { transform: rotate(360deg) scale(1); }
}

@keyframes pulseSubtle {
  0% { transform: scale(1); }
  50% { transform: scale(1.02); }
  100% { transform: scale(1); }
}


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

html, body {
  height: 100%;
  font-family: var(--font-main);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  
  background-image: radial-gradient(var(--text-tertiary) 1px, transparent 1px);
  background-size: 24px 24px;
  background-position: 0 0;
  background-attachment: fixed; 
  
  transition: background-color var(--transition), color var(--transition);
}


[data-theme="dark"] {
  background-image: radial-gradient(rgba(255,255,255, 0.1) 1px, transparent 1px);
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.5px;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: all var(--transition);
}


.app {
  display: flex;
  height: 100vh;
  overflow: hidden;
  backdrop-filter: blur(5px); 
}


.sidebar {
  width: 280px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 10;
  box-shadow: 2px 0 20px rgba(0,0,0,0.02);
  transition: background var(--transition), border var(--transition);
}

.sidebar-header {
  padding: 28px 24px;
  border-bottom: 1px solid var(--border-color);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--text-primary);
  user-select: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
  object-fit: cover;
  filter: blur(0.5px);
}
.logo:hover .logo-icon {
  transform: rotate(-5deg) scale(1.05);
}

.sidebar-nav {
  flex: 1;
  padding: 24px 16px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 8px;
  font-weight: 500;
  position: relative;
  overflow: hidden;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  transform: translateX(4px);
}

.nav-item.active {
  background: var(--bg-active);
  color: var(--text-on-accent);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.nav-item svg {
  width: 20px;
  height: 20px;
  opacity: 0.8;
  transition: transform var(--transition);
}

.nav-item:hover svg {
  transform: scale(1.1);
}

.nav-item.active svg {
  opacity: 1;
}


.anim-entry {
  opacity: 0;
  animation: slideInLeft 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  animation-delay: calc(var(--d) * 0.05s);
}

.sidebar-footer {
  padding: 24px;
  border-top: 1px solid var(--border-color);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255, 0.2);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all var(--transition);
}

[data-theme="dark"] .theme-toggle {
  background: rgba(0,0,0, 0.2);
}

.theme-toggle:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
}

.theme-toggle:active {
  transform: scale(0.97);
}


.theme-toggle:active #theme-svg {
  animation: rotateIcon 0.4s ease-out;
}


.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.main-header {
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(var(--bg-primary), 0.8); 
  border-bottom: 1px solid var(--border-color);
}

.main-content {
  flex: 1;
  overflow-y: auto;
  padding: 40px;
  
  scroll-behavior: smooth;
}


.page-anim {
  animation: fadeInUp 0.4s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}


.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: var(--font-main);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.btn:active {
  transform: scale(0.96);
}

.btn-primary {
  background: var(--primary);
  color: var(--text-primary);
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow: 0 4px 0 rgba(0,0,0,0.1); 
}

.btn-primary:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(0,0,0,0.1);
}

.btn-primary:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 rgba(0,0,0,0.1);
}

.btn-secondary {
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 2px solid var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--text-secondary);
  background: var(--bg-hover);
}


.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  
  opacity: 0;
  animation: fadeInUp 0.5s ease-out forwards;
}


.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }

.card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary);
  z-index: 2;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 400;
  margin-bottom: 12px;
  color: var(--text-primary);
}


.input {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all var(--transition);
}

.input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-light);
  transform: translateY(-1px);
}


.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-3 { gap: 12px; }

.grid {
  display: grid;
  gap: 24px;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .main-header { padding: 16px; }
  .main-content { padding: 20px; }
}


.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
#theme-icon svg,
.toast-icon svg,
.nav-item svg,
.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}


svg[viewBox] {
  width: 1em;
  height: 1em;
}

.toast {
  padding: 16px 24px;
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  animation: slideInLeft 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}
.toast-success { border-left: 5px solid var(--success); }
.toast-error { border-left: 5px solid var(--error); }


.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column-reverse; 
  gap: 12px;
  pointer-events: none; 
}


.toast {
  padding: 16px 24px;
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  pointer-events: auto; 
  
  
  animation: toastSlideUp 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  transition: opacity 0.3s, transform 0.3s;
}

@keyframes toastSlideUp {
  from {
    opacity: 0;
    transform: translateY(100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.toast-success { border-left: 4px solid var(--success); }
.toast-error { border-left: 4px solid var(--error); }
.toast-info { border-left: 4px solid var(--accent); }

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toast-icon svg {
  width: 100%;
  height: 100%;
}
.footer-links {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-link {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255, 0.2);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition);
}

.footer-link:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
  color: var(--text-primary);
}

.footer-link img {
  width: 20px;
  height: 20px;
}


[data-theme="dark"] .footer-link img {
  filter: invert(1);
}
.dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
}

.dialog-overlay.show {
  opacity: 1;
  visibility: visible;
}

.dialog-box {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: calc(100% - 32px);
  max-width: 360px;
  transform: scale(0.9) translateY(20px);
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.dialog-overlay.show .dialog-box {
  transform: scale(1) translateY(0);
}

.dialog-content {
  padding: 24px 24px 16px;
  text-align: center;
}

.dialog-icon {
  color: var(--accent);
  margin-bottom: 12px;
}

.dialog-title {
  font-family: var(--font-heading);
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.dialog-message {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.dialog-actions {
  display: flex;
  gap: 8px;
  padding: 16px 24px 24px;
  justify-content: center;
}

.dialog-btn {
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.dialog-btn-primary {
  background: var(--primary);
  color: var(--text-primary);
  box-shadow: 0 3px 0 rgba(0,0,0,0.1);
}

.dialog-btn-primary:hover {
  background: var(--secondary);
  transform: translateY(-1px);
}

.dialog-btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.dialog-btn-secondary:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}