/*
  ================================================
  ================= GLOBAL VARIABLES =============
  ================================================
*/

/* ===== Global Variables ===== */
@import url("variables.css");

/*
  ================================================
  ================= BASE STYLES ==================
  ================================================
*/

/* ===== Reset and Base Styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

*:not(i) {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif !important;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-normal);
}

/* ===== Layout Container ===== */
.main-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/*
  ================================================
  ================= TYPOGRAPHY ===================
  ================================================
*/

/* ===== Headings and Text ===== */
.heading-1 {
  font-size: var(--font-size-xxxl);
}

.heading-2 {
  font-size: var(--font-size-xxl);
}

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

.heading-4 {
  font-size: var(--font-size-lg);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

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

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

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

/*
  ================================================
  ================= COMPONENTS ===================
  ================================================
*/

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
}

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

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

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

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

.btn-outline:hover i {
  color: white !important;
}

.btn-small {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-sm);
}

.btn-small i {
  font-size: 1rem !important;
}

.btn-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-round);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-secondary);
  color: var(--color-text);
  border: none;
  cursor: pointer;
}

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

.btn-danger {
  background-color: var(--color-error);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  border: none;
  cursor: pointer;
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  opacity: 0.8;
}

.btn-warning{
  background-color: var(--color-warning);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  border: none;
  cursor: pointer;
}

.btn-warning:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  opacity: 0.8;
}

.btn-confirm{
  background-color: var(--color-bg-success);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  border: none;
  cursor: pointer;
}

.btn-confirm:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  opacity: 0.8;
}

.btn-account {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-xs) var(--spacing-md);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5em;
  transition: background 0.15s, color 0.15s, border 0.15s;
}

.btn-account:hover, .btn-account:focus {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/*
  ================================================
  ================ LAYOUT SECTIONS ===============
  ================================================
*/

/* ===== Header ===== */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-card);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.main-header .main-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
}

main > .main-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) var(--spacing-md);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
}

.main-nav ul {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
}

.main-nav a {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.main-nav a:hover {
  color: var(--color-primary);
}

.user-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: var(--font-size-lg);
  color: var(--color-text);
  cursor: pointer;
}

/* ===== Main Banner ===== */
.main-banner {
  padding: var(--spacing-xxl) 0;
}

.main-banner .main-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.banner-content {
  flex: 1;
}

.banner-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.banner-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.banner-actions {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

/* Features Section */
.features-section {
  padding: var(--spacing-xxl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.feature-item {
  background-color: var(--color-card);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: transform var(--transition-normal),
    box-shadow var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.feature-item:hover {
  box-shadow: var(--shadow-lg);
}

.feature-item p{
  font-size: var(--font-size-sm);
}

.features-grid.admin-features a.feature-item {
  text-decoration: none;
  color: var(--color-text);
}

.features-grid.admin-features .feature-item:hover {
  transform: translateY(-10px);
  cursor: pointer;
  opacity: 0.8;
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-md);
  background-color: var(--color-primary-light);
  color: white;
  border-radius: var(--border-radius-round);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
}

/* ===== Products Section ===== */
.products-section {
  padding: var(--spacing-xxl) 0;
}

.filter-controls {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.filter-group label {
  font-weight: var(--font-weight-medium);
}

.filter-group select {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-card);
  color: var(--color-text);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.product-card {
  background-color: var(--color-card);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: transform var(--transition-normal),
    box-shadow var(--transition-normal);
}

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

.product-image {
  position: relative;
  padding: 2px;
  background-color: var(--color-bg-secondary);
  text-align: center;
}

.product-image img {
  width: 100%;
  max-width: 100%;
  height: 180px;
  object-fit: cover;
}

.product-details {
  padding: var(--spacing-md);
}

.product-specs {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.product-specs li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-sm);
}

.product-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/*
  ================================================
  ================= CALL TO ACTION ===============
  ================================================
*/

/* ===== Call to Action Section ===== */
.cta-section {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-primary);
  color: white;
  text-align: center;
}

.cta-section h2 {
  color: white;
}

/*
  ================================================
  ================= FOOTER SECTION ===============
  ================================================
*/

/* ===== Footer ===== */
.main-footer {
  background-color: var(--color-bg-secondary);
  padding: var(--spacing-xxl) 0 var(--spacing-md);
  color: var(--color-text-light);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-column h3 {
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

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

.footer-column li {
  margin-bottom: var(--spacing-sm);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-links a {
  color: var(--color-text-light);
  font-size: var(--font-size-lg);
}

.social-links a .fab.fa-facebook:hover {
  color: #3b5998;
}

.social-links a .fab.fa-youtube:hover {
  color: #c4302b;
}

/*
  ================================================
  ================= UTILITY COMPONENTS ===========
  ================================================
*/

/* ===== Loader ===== */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-bg);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s, visibility 0.5s;
  opacity: 1;
  visibility: visible;
}

/* Hidden loader */
.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-spinner {
  width: 50px;
  height: 50px;
  border: 5px solid var(--color-primary-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

/* Back to top button */
.back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: var(--shadow-md);
  z-index: 99;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--color-secondary);
  transform: translateY(-3px);
}

/* ===== Error Feedback ===== */
.feedback.error {
  color: var(--color-error);
  font-size: 0.9em;
}

.input-error {
  border-color: var(--color-error) !important;
}

/* ===== Account Dropdown Menu ===== */
.profile-actions {
  position: relative;
  display: inline-block;
}

.account-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%; /* stessa larghezza del bottone */
  min-width: 180px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  padding: 0.5em 0;
  margin-top: 6px;
  z-index: 200;
  display: none;
  animation: fadeIn 0.2s;
}

.account-menu li {
  list-style: none;
}

.account-menu a {
  display: flex;
  align-items: center;
  gap: 0.7em;
  padding: 0.7em 1.2em;
  color: var(--color-text);
  text-decoration: none;
  font-size: 1em;
  transition: background 0.15s, color 0.15s;
  width: 100%;
}

.account-menu a:hover,
.account-menu a:focus {
  background: var(--color-primary-light);
  color: #fff;
}

.account-menu li:last-child a {
  color: var(--color-error);
  font-weight: 500;
}

.account-menu li:last-child a:hover,
.account-menu li:last-child a:focus {
  background: var(--color-error);
  color: #fff;
}

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