/**
 * Main stylesheet for US-Alternativen platform
 * Modern Design Version - 2025
 */

/* ======= CSS Variables & Color Scheme ======= */
:root {
  /* Primary color palette - modern blue tones */
  --primary-color: #3a6df0;
  --primary-dark: #2d56c2;
  --primary-light: #6b8ef2;
  --primary-bg: #f5f9ff;

  /* Secondary color */
  --secondary-color: #7e74f1;
  --secondary-dark: #5a52bf;
  
  /* Success & Error colors */
  --success-color: #34c77b;
  --success-light: #e3f9ee;
  --danger-color: #fc5a5a;
  --danger-light: #ffebeb;
  --warning-color: #f7b955;
  --warning-light: #fff8eb;
  --info-color: #3abff8;
  --info-light: #eaf6fd;
  
  /* Neutral colors */
  --text-dark: #1a2b42;
  --text-medium: #4e5d78;
  --text-light: #8a94a6;
  --border-color: #e9ecef;
  --light-bg: #f8f9fa;
  --white: #ffffff;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 8px rgba(27, 46, 94, 0.08);
  --shadow-lg: 0 12px 20px rgba(27, 46, 94, 0.12);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-xxl: 1.5rem;
  --radius-full: 9999px;
  
  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-mono: 'Roboto Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
}

/* ======= General Reset & Base Styles ======= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  color: var(--text-dark);
  background-color: var(--primary-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* ======= Typography ======= */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: var(--spacing-md);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-dark);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-md);
}

p {
  margin-bottom: var(--spacing-md);
}

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

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

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

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

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

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

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

/* ======= Buttons ======= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  font-size: var(--font-size-md);
  line-height: 1.5;
  text-align: center;
}

.btn i, .btn svg {
  margin-right: 0.5rem;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: var(--font-size-lg);
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 0.25rem 0.75rem;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--secondary-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-success:hover {
  background-color: darken(var(--success-color), 5%);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-danger:hover {
  background-color: darken(var(--danger-color), 5%);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-primary {
  background-color: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-link {
  background-color: transparent;
  color: var(--primary-color);
  padding: 0;
  border-radius: 0;
  font-weight: 400;
}

.btn-link:hover {
  text-decoration: underline;
  transform: none;
  box-shadow: none;
}

/* ======= Forms ======= */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-dark);
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--text-dark);
  background-color: var(--white);
  background-clip: padding-box;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(58, 109, 240, 0.25);
}

.form-text {
  display: block;
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--text-light);
}

.form-select {
  display: block;
  width: 100%;
  padding: 0.75rem 2.5rem 0.75rem 1rem;
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--text-dark);
  background-color: var(--white);
  background-clip: padding-box;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px 12px;
  transition: border-color var(--transition-fast);
}

.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(58, 109, 240, 0.25);
}

.form-check {
  margin-bottom: var(--spacing-sm);
}

.form-check-input {
  margin-right: var(--spacing-xs);
}

/* ======= Cards ======= */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-header {
  padding: var(--spacing-lg);
  background-color: var(--white);
  border-bottom: 1px solid var(--border-color);
}

.card-body {
  flex: 1 1 auto;
  padding: var(--spacing-lg);
}

.card-footer {
  padding: var(--spacing-lg);
  background-color: var(--white);
  border-top: 1px solid var(--border-color);
}

.card-title {
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.card-text:last-child {
  margin-bottom: 0;
}

.card-img-top {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

/* ======= Utilities ======= */
.bg-primary {
  background-color: var(--primary-color) !important;
  color: white;
}

.bg-secondary {
  background-color: var(--secondary-color) !important;
  color: white;
}

.bg-success {
  background-color: var(--success-color) !important;
  color: white;
}

.bg-danger {
  background-color: var(--danger-color) !important;
  color: white;
}

.bg-warning {
  background-color: var(--warning-color) !important;
  color: var(--text-dark);
}

.bg-info {
  background-color: var(--info-color) !important;
  color: white;
}

.bg-light {
  background-color: var(--light-bg) !important;
}

.shadow-sm {
  box-shadow: var(--shadow-sm) !important;
}

.shadow {
  box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
  box-shadow: var(--shadow-lg) !important;
}

.rounded {
  border-radius: var(--radius-md) !important;
}

.rounded-sm {
  border-radius: var(--radius-sm) !important;
}

.rounded-lg {
  border-radius: var(--radius-lg) !important;
}

.rounded-circle {
  border-radius: 50% !important;
}

/* ======= Navigation ======= */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  position: relative;
  z-index: 100;
}

.navbar-brand {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: var(--font-size-xl);
  color: var(--primary-color);
}

.navbar-brand img {
  height: 40px;
  margin-right: var(--spacing-sm);
}

.navbar-nav {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin-right: var(--spacing-lg);
}

.nav-link {
  color: var(--text-medium);
  font-weight: 500;
  position: relative;
  padding: var(--spacing-xs) 0;
}

.nav-link:before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-fast);
}

.nav-link:hover:before,
.nav-link.active:before {
  width: 100%;
}

.nav-link.active {
  color: var(--primary-color);
  font-weight: 600;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1000;
  display: none;
  min-width: 10rem;
  padding: 0.5rem 0;
  margin: 0.125rem 0 0;
  font-size: var(--font-size-md);
  color: var(--text-dark);
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  transform-origin: top left;
  animation: dropdown-anim 0.2s ease forwards;
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-lg);
  clear: both;
  font-weight: 400;
  color: var(--text-dark);
  text-align: inherit;
  white-space: nowrap;
  background-color: transparent;
  border: 0;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.dropdown-item:hover, .dropdown-item:focus {
  color: var(--primary-color);
  background-color: var(--primary-bg);
}

.dropdown-divider {
  height: 0;
  margin: 0.5rem 0;
  overflow: hidden;
  border-top: 1px solid var(--border-color);
}

@keyframes dropdown-anim {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ======= Footer ======= */
footer {
  background-color: var(--text-dark);
  color: var(--light-bg);
  padding: var(--spacing-xxl) 0;
  margin-top: var(--spacing-xxl);
}

footer h5 {
  color: white;
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-lg);
  position: relative;
}

footer h5:after {
  content: "";
  display: block;
  width: 50px;
  height: 2px;
  background-color: var(--primary-color);
  margin-top: var(--spacing-sm);
}

footer a {
  color: var(--text-light);
  transition: color var(--transition-fast);
}

footer a:hover {
  color: white;
}

footer .social-icons {
  display: flex;
  margin-top: var(--spacing-md);
}

footer .social-icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  margin-right: var(--spacing-sm);
  transition: all var(--transition-normal);
}

footer .social-icons a:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
}

/* ======= Alerts ======= */
.alert {
  position: relative;
  padding: var(--spacing-md) var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  border-radius: var(--radius-md);
  border: none;
  box-shadow: var(--shadow-sm);
}

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

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

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

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

.alert-dismissible {
  padding-right: 4rem;
}

.alert-dismissible .btn-close {
  position: absolute;
  top: 50%;
  right: 1rem;
  transform: translateY(-50%);
  z-index: 2;
  padding: var(--spacing-xs);
  background: transparent;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: currentColor;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.alert-dismissible .btn-close:hover {
  opacity: 1;
}

/* ======= Badges ======= */
.badge {
  display: inline-block;
  padding: 0.25em 0.6em;
  font-size: 75%;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: var(--radius-full);
}

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

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

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

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

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

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

/* ======= Rating stars ======= */
.rating-display {
  color: #ffc107;
  display: inline-flex;
  align-items: center;
}

.rating-input {
  display: inline-flex;
  flex-direction: row-reverse;
}

.rating-input input {
  display: none;
}

.rating-input label {
  cursor: pointer;
  color: #ddd;
  font-size: 1.5rem;
  padding: 0 0.1rem;
  transition: color var(--transition-fast);
}

.rating-input label:hover,
.rating-input label:hover ~ label,
.rating-input input:checked ~ label {
  color: #ffc107;
}

/* ======= Comments ======= */
.comment {
  margin-bottom: var(--spacing-lg);
  transition: all var(--transition-normal);
}

.comment:hover {
  transform: translateX(5px);
}

.comment-reply {
  margin-left: var(--spacing-xl);
  padding-left: var(--spacing-md);
  border-left: 2px solid var(--primary-light);
}

.comment-actions {
  display: flex;
  align-items: center;
  margin-top: var(--spacing-sm);
}

.comment-actions button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-light);
  font-size: var(--font-size-sm);
  margin-right: var(--spacing-md);
  display: flex;
  align-items: center;
  transition: color var(--transition-fast);
}

.comment-actions button i {
  margin-right: var(--spacing-xs);
}

.comment-actions button:hover {
  color: var(--primary-color);
}

.comment-actions button.active {
  color: var(--primary-color);
}

/* ======= Avatar ======= */
.avatar-sm {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.avatar-md {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.avatar-lg {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
}

.avatar-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-light);
  color: white;
  font-weight: 600;
}

/* ======= Hero Section ======= */
.hero-section {
  position: relative;
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--spacing-xxl);
}

.hero-section h1 {
  color: white;
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-lg);
}

.hero-section p.lead {
  font-size: var(--font-size-xl);
  opacity: 0.9;
  margin-bottom: var(--spacing-xl);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -30%;
  width: 80%;
  height: 80%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
}

/* ======= Pagination ======= */
.pagination {
  display: flex;
  padding-left: 0;
  list-style: none;
  margin: var(--spacing-xl) 0;
}

.page-item {
  margin: 0 var(--spacing-xs);
}

.page-link {
  position: relative;
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-md);
  color: var(--text-medium);
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.page-link:hover {
  color: var(--primary-color);
  background-color: var(--primary-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.page-item.active .page-link {
  z-index: 3;
  color: var(--white);
  background-color: var(--primary-color);
}

.page-item.disabled .page-link {
  color: var(--text-light);
  pointer-events: none;
  background-color: var(--light-bg);
}

/* ======= Breadcrumbs ======= */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  padding: var(--spacing-md) 0;
  margin-bottom: var(--spacing-lg);
  list-style: none;
  font-size: var(--font-size-sm);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
}

.breadcrumb-item + .breadcrumb-item {
  padding-left: var(--spacing-sm);
}

.breadcrumb-item + .breadcrumb-item::before {
  display: inline-block;
  padding-right: var(--spacing-sm);
  color: var(--text-light);
  content: "/";
}

.breadcrumb-item.active {
  color: var(--text-light);
}

/* ======= Filter Section ======= */
.filter-section {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.filter-title {
  margin-bottom: var(--spacing-md);
  font-weight: 600;
  color: var(--text-dark);
  font-size: var(--font-size-lg);
}

/* ======= Search Bar ======= */
.search-form {
  position: relative;
}

.search-form .form-control {
  padding-right: 3rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  border: none;
  height: 3.5rem;
}

.search-form .btn {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  border-radius: 0 var(--radius-full) var(--radius-full) 0;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

/* ======= Call to Action ======= */
.cta-section {
  margin: var(--spacing-xxl) 0;
}

.cta-section .card {
  border: none;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.cta-section .card::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -30%;
  width: 80%;
  height: 80%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
}

.cta-section .card::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -30%;
  width: 80%;
  height: 80%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
}

.cta-section h3 {
  color: white;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.cta-section p {
  margin-bottom: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.cta-section .btn-light {
  background-color: white;
  color: var(--primary-color);
  font-weight: 600;
  margin: 0 var(--spacing-xs);
  position: relative;
  z-index: 1;
}

.cta-section .btn-light:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.cta-section .btn-outline-light {
  border: 2px solid white;
  color: white;
  font-weight: 600;
  margin: 0 var(--spacing-xs);
  position: relative;
  z-index: 1;
}

.cta-section .btn-outline-light:hover {
  background-color: white;
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* ======= Animations ======= */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease forwards;
}

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

.animate-slide-up {
  animation: slideInUp 0.5s ease forwards;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.loading-shimmer {
  background: linear-gradient(90deg,
    var(--light-bg) 0%,
    #f0f3f6 50%,
    var(--light-bg) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

/* ======= Responsive Adjustments ======= */
@media (max-width: 991.98px) {
  :root {
    --spacing-xxl: 2rem;
  }
  
  h1 {
    font-size: var(--font-size-3xl);
  }
  
  h2 {
    font-size: var(--font-size-2xl);
  }
  
  .hero-section h1 {
    font-size: var(--font-size-3xl);
  }
  
  .navbar {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .navbar-brand {
    font-size: var(--font-size-lg);
  }
  
  .navbar-brand img {
    height: 32px;
  }
}

@media (max-width: 767.98px) {
  :root {
    --spacing-xl: 1.5rem;
    --spacing-xxl: 1.5rem;
  }
  
  .hero-section {
    text-align: center;
    padding: var(--spacing-xl) 0;
  }
  
  .comment-reply {
    margin-left: var(--spacing-md);
  }
  
  .card-img-top {
    height: 180px;
  }
  
  .btn {
    padding: 0.4rem 1rem;
  }
  
  .btn-lg {
    padding: 0.5rem 1.25rem;
  }
}

@media (max-width: 575.98px) {
  :root {
    --spacing-lg: 1rem;
    --spacing-xl: 1.25rem;
    --spacing-xxl: 1.25rem;
  }
  
  body {
    font-size: 0.9rem;
  }
  
  .card-body {
    padding: var(--spacing-md);
  }
  
  .search-form .form-control {
    height: 3rem;
  }
}