:root {
  --primary: #4361ee;
  --primary-hover: #3a80d2;
  --primary-active: #2a70c2;
  --secondary: #3f37c9;
  --light: #f8f9fa;
  --secondary-light: #e9f4ff;
  --secondary-color: #55b3f3;
  --dark: #212529;
  --success: #4cc9f0;
  --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --page-padding: 5.5rem 0;

  --accent-color: #2b76cc;
  --accent-light: #6ebbff;
  --gradient-start: #4a90e2;
  --gradient-end: #6ebbff;
  --highlight-color: #ff7e5f;

  --border-radius: 8px;
  --border-radius-sm: 4px;
  --box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  --box-shadow-lg: 0 5px 15px rgba(0,0,0,0.1);

  --success-color-light: #155724;
  --success-background-color-light: #d4edda;
  --success-border-color-light: #c3e6cb;


  --danger-color: #dc3545;
  --danger-hover: #c82333;

  --danger-color-light: #721c24;
  --danger-background-color-light: #f8d7da;
  --danger-border-color-light: #f5c6cb;

  --warning-color-light: #856404;
  --warning-background-color-light: #fff3cd;
  --warning-border-color-light: #ffeeba;

  --info-color-light: #0c5460;
  --info-background-color-light: #d1ecf1;
  --info-border-color-light: #bee5eb;

  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-400: #ced4da;
  --gray-500: #adb5bd;
  --gray-600: #6c757d;
  --gray-700: #495057;
  --gray-800: #343a40;
  --gray-900: #212529;
  --gray-light: var(--gray-100);
  --gray-medium: var(--gray-200);
  --gray-dark: var(--gray-600);

  --font-size-xs: 0.8em;
  --font-size-sm: 0.9em;
  --font-size-md: 1em;
  --font-size-lg: 1.1em;
  --font-size-xl: 1.2em;
}

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

body {
  font-family: var(--font-main);
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--light);
}

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

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

.container.container-break {
  margin-bottom: 2rem;
}

header.layout {
  background-color: white;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

header.layout .menu-sidebar {
  display: none;
  background: url('/public/img/burger-menu.svg') no-repeat 0 0;
  background-size: cover;
  width: 42px;
  height: 42px;
  border: 0;
  cursor: pointer;
  flex: 0 0 auto;;
}


header.layout nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  flex-wrap: wrap;
}

header.layout nav .badge {
  margin-left: 1em;
}

header.layout .logo {
  display: flex;
  align-items: center;
}
header.layout .logo a {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  background: url('/public/img/logo.svg') no-repeat center center;
  background-size: contain;
  color: transparent;
  font-size: 0;
  min-height: 50px;
  aspect-ratio: 4.9;
}

header.layout .nav-links {
  display: flex;
  flex-grow: 1;
  gap: 1rem;
  justify-content: flex-end;
}

header.layout .nav-links a {
  display: block;
  padding: 0.70rem 1rem;
  text-decoration: none;
  color: var(--dark);
  font-weight: 500;
  transition: color 0.3s;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
}

header.layout .nav-links a.login, .nav-links a.user {
  background-color: var(--primary);
  color: white;
}

header.layout .nav-links a.user {
  box-shadow: var(--box-shadow-lg);
  background-color: var(--success);
  max-width: 200px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}
header.layout .nav-links a.login:hover {
  border-bottom-color: transparent;
}

header.layout .nav-links a:hover {
  border-bottom-color: var(--accent-light);
}


.btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border-radius: 5px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 1em;
  line-height: 1em;
  font-family: inherit;
  border: none;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  box-shadow: var(--box-shadow);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: var(--box-shadow-lg);
  color: white;
}

.btn-secondary {
  background-color: white;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-secondary:hover {
  background-color: var(--secondary-light);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--gray-400);
  color: var(--gray-700);
}

.btn-light {
  background-color: white;
  color: var(--primary);
}
.btn-light:hover {
  box-shadow: var(--box-shadow-lg);
}

.btn-dark {
  background-color: var(--dark);
  color: white;
}
.btn-dark:hover {
  background-color: var(--gray-800);
}

.btn-anime:hover {
  transform: translateY(-2px);
}


/* Horizontal Rule */
hr {
  margin: 2rem 0;
  border: none;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--gray-300), transparent);
}

hr.light {
  background: linear-gradient(to right, transparent, var(--gray-200), transparent);
  height: 1px;
  margin: 1rem 0;
}

hr.dark {
  background: var(--gray-600);
  height: 2px;
}

p {
  margin: 0.5rem 0;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  background-color: var(--gray-200);
  color: var(--gray-700);
}

.badge-primary {
  background-color: var(--primary);
  color: white;
}

.badge-secondary {
  background-color: var(--secondary);
  color: white;
}

.badge-success {
  background-color: var(--success);
  color: white;
}

.badge-danger {
  background-color: var(--danger-color);
  color: white;
}

.badge-warning {
  background-color: var(--warning-color-light);
  color: white;
}

.badge-info {
  background-color: var(--info-color-light);
  color: white;
}

.badge-light {
  background-color: var(--light);
  color: var(--dark);
  border: 1px solid var(--gray-300);
}

.badge-dark {
  background-color: var(--dark);
  color: white;
}

/* Alerts */
.alert {
  padding: 1.2rem 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid transparent;
  border-radius: var(--border-radius);
  border-left: 4px solid;
}

.alert-success {
  color: var(--success-color-light);
  background-color: var(--success-background-color-light);
  border-left-color: var(--success-color-light);
  border-color: var(--success-border-color-light);
}

.alert-danger {
  color: var(--danger-color-light);
  background-color: var(--danger-background-color-light);
  border-left-color: var(--danger-color-light);
  border-color: var(--danger-border-color-light);
}

.alert-warning {
  color: var(--warning-color-light);
  background-color: var(--warning-background-color-light);
  border-left-color: var(--warning-color-light);
  border-color: var(--warning-border-color-light);
}

.alert-info {
  color: var(--info-color-light);
  background-color: var(--info-background-color-light);
  border-left-color: var(--info-color-light);
  border-color: var(--info-border-color-light);
}

.alert h4 {
  margin: 0 0 0.5rem 0;
  font-size: var(--font-size-lg);
}

.alert p {
  margin: 0;
}

.alert p + p {
  margin-top: 0.5rem;
}

/* Card Component */
.card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  transition: box-shadow 0.3s, transform 0.3s;
}

.card:hover {
  box-shadow: var(--box-shadow-lg);
  transform: translateY(-2px);
}

.card-header {
  padding: 1.5rem;
  background-color: var(--light);
  border-bottom: 1px solid var(--gray-200);
}

.card-header h3 {
  margin: 0;
  color: var(--dark);
  font-size: var(--font-size-lg);
}

.card-body {
  padding: 1.5rem;
}

.card-footer {
  padding: 1rem 1.5rem;
  background-color: var(--light);
  border-top: 1px solid var(--gray-200);
}

.card-link {
  padding: 1rem 1.5rem;
  display: block;
  color: var(--primary);
  text-decoration: none;
  transition: background-color 0.2s;
}

.card-link:hover {
  background-color: var(--secondary-light);
}

/* Tags */
.tag {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  margin: 0.2rem;
  background-color: var(--gray-200);
  color: var(--gray-700);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-xs);
  text-decoration: none;
  transition: background-color 0.2s;
}

.tag:hover {
  background-color: var(--gray-300);
  text-decoration: none;
}

.tag-primary {
  background-color: var(--primary);
  color: white;
}

.tag-primary:hover {
  background-color: var(--primary-hover);
}

/* Divider */
.divider {
  display: flex;
  align-items: center;
  margin: 2rem 0;
  color: var(--gray-500);
  font-size: var(--font-size-sm);
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid var(--gray-300);
}

.divider::before {
  margin-right: 0.5rem;
}

.divider::after {
  margin-left: 0.5rem;
}

/* Progress Bar */
.progress {
  width: 100%;
  height: 0.5rem;
  background-color: var(--gray-200);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary);
  transition: width 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 600;
}

.progress-bar.bg-success {
  background-color: var(--success);
}

.progress-bar.bg-danger {
  background-color: var(--danger-color);
}

.progress-bar.bg-warning {
  background-color: var(--warning-color-light);
}

/* List Groups */
.list-group {
  list-style: none;
  padding: 0;
  margin: 0;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.list-group-item {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--gray-200);
  transition: background-color 0.2s;
}

.list-group-item:last-child {
  border-bottom: none;
}

.list-group-item:hover {
  background-color: var(--light);
}

.list-group-item.active {
  background-color: var(--primary);
  color: white;
}

.list-group-item.active a {
  color: white;
}

/* Text Utilities */
.text-muted {
  color: var(--gray-600);
}

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

.text-success {
  color: var(--success);
}

.text-danger {
  color: var(--danger-color);
}

.text-warning {
  color: var(--warning-color-light);
}

.text-info {
  color: var(--info-color-light);
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-left {
  text-align: left;
}

.text-small {
  font-size: var(--font-size-xs);
}

.text-large {
  font-size: var(--font-size-xl);
}

/* Spacing Utilities */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

/* Visibility */
.hidden {
  display: none !important;
}

.invisible {
  visibility: hidden;
}

.visible {
  display: block !important;
}



.hero {
  position: relative;
  overflow:hidden;
  padding: 4em 0;
  text-align: center;
  background: linear-gradient(135deg, #fff, var(--secondary-light));
}
.hero::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, var(--accent-light), transparent);
  border-radius: 50%;
  opacity: 0.3;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: -50px;
  width: 250px;
  height: 250px;
  background: linear-gradient(135deg, var(--accent-color), transparent);
  border-radius: 50%;
  opacity: 0.2;
}

h1 {
  color: var(--accent-color);
  margin: 1.5rem 0;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  margin-bottom: 20px;
  text-shadow: 0px 1px 1px rgba(0, 0, 0, 0.1);
}

.hero p {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto 2rem;

  font-size: 1.3rem;
  max-width: 800px;
  margin: 0 auto 40px;
  color: #444;
}

footer {
  background-color: var(--dark);
  color: white;
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.footer-links h3 {
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: #adb5bd;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  color: #adb5bd;
}


@media (max-width: 650px) {
  header.layout .nav-links {
    display: none;
  }
  header.layout  .menu-sidebar {
    display: block;
  }

  header.layout nav {
    align-items: self-start;
  }
  header.active .logo {
    display: none;
  }
  header.active .nav-links{
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.5em;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2rem;
  }
}


@media (max-width: 460px) {
  header.layout .container {
    padding: 0 0.7rem;
  }
}

@media (max-width: 420px) {
  header.layout .container .logo .badge {
    display: none;
  }
}

@media (max-width: 330px) {
  header.layout .container {
    padding: 0 1rem;
  }

  header.layout .logo a {
    background-image: url('/public/img/logo-small.svg');
    aspect-ratio: auto;
    width: 60px;
  }
}