@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300..900&display=swap');

:root {
  /* ============================================= */
  /* 1. Base Color Palette                         */
  /* ============================================= */
  --palette-brand-dark: #222866;
  --palette-brand-rgb: 34, 40, 102;

  --palette-accent-primary: #2bc97f;
  --palette-accent-primary-rgb: 43, 201, 127;
  --palette-accent-secondary: #3a42a8;
  --palette-accent-secondary-rgb: 58, 66, 168; /* RGB components for the secondary color */

  --palette-neutral-light: #f5f7ff;
  --palette-neutral-dark: #1d2147;
  --palette-neutral-muted: #6b72a1; /* Soft contrast for improved readability */
  --palette-neutral-border: #d9ddf2;

  --palette-base-white: #FFFFFF;
  --palette-base-white-rgb: 255, 255, 255;
  --palette-base-black-rgb: 0, 0, 0;

  --palette-semantic-green-success: #198754;
  --palette-semantic-red-danger: #c81e1e;

  /* ============================================= */
  /* 2. Semantic & Functional Roles                */
  /* ============================================= */
  --color-primary: var(--palette-brand-dark);
  --color-secondary: var(--palette-accent-secondary);
  --color-accent: var(--palette-accent-primary);

  --background-body: var(--palette-neutral-light);
  --background-alternate: var(--palette-base-white);

  --text-primary: var(--palette-neutral-dark);
  --text-secondary: var(--palette-neutral-muted);
  --text-inverse: var(--palette-base-white);
  --text-bright: rgba(var(--palette-base-white-rgb), 0.92);

  --border-color: var(--palette-neutral-border);
  --shadow-light: rgba(var(--palette-base-black-rgb), 0.08);
  --shadow-medium: rgba(var(--palette-base-black-rgb), 0.15);
  --shadow-strong: rgba(var(--palette-base-black-rgb), 0.2);

  /* ============================================= */
  /* 3. Bootstrap Overrides (The Integration)      */
  /* ============================================= */
  --bs-primary: var(--color-primary);
  --bs-primary-rgb: var(--palette-brand-rgb);
  --bs-secondary: var(--color-secondary);
  --bs-secondary-rgb: 58, 66, 168;

  --bs-success: var(--palette-semantic-green-success);
  --bs-success-rgb: 25, 135, 84;
  --bs-info: var(--color-primary);
  --bs-info-rgb: var(--palette-brand-rgb);
  --bs-warning: #ffcc6f;
  --bs-warning-rgb: 255, 204, 111;
  --bs-danger: var(--palette-semantic-red-danger);
  --bs-danger-rgb: 200, 30, 30;

  --bs-body-color: var(--text-primary);
  --bs-body-bg: var(--background-body);
  --bs-font-sans-serif: 'Inter', sans-serif;
  --bs-link-color: rgba(var(--palette-accent-secondary-rgb), 0.9);
  --bs-link-hover-color: var(--color-secondary);
  --bs-border-radius: 0.25rem;
  --bs-border-radius-sm: 0.2rem;
  --bs-border-radius-lg: 0.5rem;

  /* ============================================= */
  /* 4. Typography                                 */
  /* ============================================= */
  --font-family-base: 'Inter', sans-serif;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* ============================================= */
  /* 5. Component-Specific Variables               */
  /* ============================================= */
  --sidebar-background: var(--palette-base-white);
  --sidebar-border: var(--border-color);
  --sidebar-active-background: rgba(var(--palette-accent-primary-rgb), 0.12);
  --sidebar-active-text: var(--color-primary);
  --hero-dynamic-bg: linear-gradient(135deg, rgba(var(--palette-brand-rgb), 0.9), rgba(var(--palette-accent-secondary-rgb), 0.8));
  --fresh-navbar-height: 5.5rem;
}

@media (max-width: 991.98px) {
  :root {
    --fresh-navbar-height: 4.5rem;
  }
}


/* ============================================= */
/* BASE STYLES                 */
/* ============================================= */
html, body {
  height: 100%;
}

body {
  font-family: var(--font-family-base);
  color: var(--text-primary);
  background-color: var(--background-body);
  line-height: 1.6;
  scroll-behavior: smooth;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.content-wrapper {
  flex: 1 0 auto;
}

main {
  width: 100%;
  max-width: 1600px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-base);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 0.5em;
  text-align: left;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }

p {
  font-weight: var(--font-weight-regular);
  color: var(--text-primary);
  margin-bottom: 1rem;
}

a {
  color: var(--bs-link-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--bs-link-hover-color);
}

/* ============================================= */
/* NAVBAR                      */
/* ============================================= */
.navbar {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1020;
  background-color: var(--color-primary);
  background-image: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  box-shadow: 0 2px 10px var(--shadow-light);
  padding: 1rem 0;
  min-height: var(--fresh-navbar-height);
}

.navbar-brand, .navbar-nav .nav-link {
  color: var(--text-bright) !important;
  font-weight: var(--font-weight-semibold);
}

.navbar-brand:hover, .navbar-nav .nav-link:hover {
  color: var(--text-inverse) !important;
}

.navbar-toggler {
  border-color: rgba(var(--palette-base-white-rgb), 0.2);
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.dropdown-menu {
  background-color: var(--color-primary);
  border: none;
  box-shadow: 0 4px 10px var(--shadow-light);
  padding: 0.5rem 0;
}
.dropdown-menu .dropdown-item {
  color: var(--text-bright);
  padding: 0.75rem 1.25rem;
  transition: background-color 0.3s ease, color 0.3s ease;
}
.dropdown-menu .dropdown-item:hover,
.dropdown-menu .dropdown-item:focus {
  background-color: rgba(var(--palette-accent-secondary-rgb), 0.35);
  color: var(--text-inverse);
}

.dropdown-menu form {
  padding: 1rem;
}
.dropdown-menu .form-label {
  color: rgba(var(--palette-base-white-rgb),0.8);
}
.dropdown-menu .form-control {
  background-color: rgba(var(--palette-base-black-rgb),0.2);
  border-color: rgba(var(--palette-base-white-rgb),0.3);
  color: var(--text-inverse);
}
.dropdown-menu .form-control::placeholder {
  color: rgba(var(--palette-base-white-rgb),0.5);
}
.dropdown-menu .form-control:focus {
  background-color: rgba(var(--palette-base-black-rgb),0.3);
  border-color: var(--color-secondary);
  color: var(--text-inverse);
  box-shadow: none;
}
.dropdown-menu hr {
  border-color: rgba(var(--palette-base-white-rgb),0.2);
}
.dropdown-menu .small a {
  color: rgba(var(--palette-base-white-rgb),0.7) !important;
}
.dropdown-menu .small a:hover {
  color: var(--text-inverse) !important;
}

.dropdown-submenu {
  position: relative;
}
.dropdown-submenu > .dropdown-menu {
  top: 0;
  left: 100%;
  margin-top: -6px;
  margin-left: -1px;
}

/* ============================================= */
/* HERO SECTION                */
/* ============================================= */
.hero {
  background: var(--hero-dynamic-bg) no-repeat center center / cover;
  color: var(--text-inverse);
  padding: clamp(60px, 20vh, 120px) 0;
  text-align: left;
  border-bottom-left-radius: 15px;
  border-bottom-right-radius: 15px;
  margin-bottom: 50px;
  box-shadow: 0 8px 25px var(--shadow-strong);
}

.hero h2 {
  font-size: 3.5rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 20px;
  color: var(--text-inverse);
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: rgba(var(--palette-base-white-rgb), 0.9);
}

/* ============================================= */
/* BUTTONS                     */
/* ============================================= */
.btn-primary {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--text-inverse);
  font-weight: var(--font-weight-semibold);
  padding: 10px 25px;
  border-radius: 6px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 5px rgba(var(--palette-base-black-rgb), 0.1);
}

.btn-primary:hover {
  background-color: var(--color-primary); /* Scurisco al colore primario per coerenza */
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(var(--palette-base-black-rgb), 0.2);
}

.btn-accent {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--text-inverse);
  font-weight: var(--font-weight-bold);
  padding: 12px 30px;
  border-radius: 6px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(var(--palette-base-black-rgb), 0.1);
}

.btn-accent:hover {
  background-color: #22a86a; /* Darker shade for hover feedback */
  border-color: #22a86a;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(var(--palette-base-black-rgb), 0.2);
}

/* ============================================= */
/* SECTIONS & CARDS                 */
/* ============================================= */
.band {
  padding: 80px 0;
  margin-bottom: 0;
}

.band:nth-of-type(odd) {
  background-color: var(--background-body);
}

.band:nth-of-type(even) {
  background-color: var(--background-alternate);
}

main h2 {
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: 40px;
  text-align: left;
}

.card.tile,
.card {
  border: none;
  border-radius: 8px;
  box-shadow: 0 5px 20px var(--shadow-light);
  transition: box-shadow 0.3s ease;
  background-color: var(--palette-base-white);
  overflow: hidden;
}

.card.tile {
  height: 100%;
}

.card.tile:hover,
.card:hover {
  box-shadow: 0 8px 25px var(--shadow-medium);
}

.card-body {
  padding: 30px;
}

.card-title {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 15px;
}

.icon-box {
  font-size: 3rem;
  color: var(--color-secondary);
  margin-bottom: 20px;
}

.card.tile .card-img-top {
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.card-alt {
  background-color: var(--background-alternate);
  border: 1px solid var(--border-color);
}

.card .card-header,
.card-alt .card-header {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-primary) 75%,
    var(--color-secondary) 100%
  );
  color: var(--text-inverse);
  font-weight: var(--font-weight-semibold);
}

/* ============================================= */
/* ALERTS                      */
/* ============================================= */
.alert {
  border-left-width: 4px; /* Mantenuto lo stile per enfasi */
  /* Tutti gli altri stili di colore sono ora gestiti da Bootstrap */
}

.alert-tip {
  background-color: rgba(247, 173, 25, 0.15);
  border-color: rgba(247, 173, 25, 0.4);
  color: var(--color-primary);
}

.alert-tip .alert-heading,
.alert-tip .alert-heading i,
.alert-tip i.fa-lightbulb {
  color: var(--palette-accent-secondary);
}

/* ============================================= */
/* BREADCRUMBS                 */
/* ============================================= */
.breadcrumb {
  padding: 0.75rem 0;
  margin-bottom: 1.5rem;
  background-color: transparent;
}

.breadcrumb-item a {
  color: var(--text-secondary);
}

.breadcrumb-item.active {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

/* ============================================= */
/* TABLES                      */
/* ============================================= */
table.table {
  border: 1px solid var(--border-color);
}

table.table thead th {
  background-color: var(--color-primary);
  color: var(--text-inverse);
  font-weight: var(--font-weight-semibold);
}

.table-light thead th {
  background-color: var(--background-alternate);
  color: var(--text-primary);
}

.table-dark thead th {
  background-color: var(--color-primary);
  color: var(--text-inverse);
}

table.table-striped tbody tr:nth-of-type(odd) {
  background-color: rgba(var(--palette-base-black-rgb), 0.03);
}

.table-sticky thead th {
  position: sticky;
  top: 0;
  z-index: 1;
}

/* ============================================= */
/* ACCORDION                    */
/* ============================================= */
.accordion-item {
  border: none;
  margin-bottom: 10px;
  border-radius: var(--bs-border-radius);
  box-shadow: 0 2px 10px rgba(var(--palette-base-black-rgb), 0.05);
  overflow: hidden; /* Aggiunto per contenere i bordi arrotondati */
}

.accordion-header {
  margin-bottom: 0;
}

.accordion-button {
  background-color: var(--palette-base-white) !important;
  color: var(--text-primary) !important;
  font-weight: var(--font-weight-semibold);
  padding: 1.25rem 1.5rem;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.accordion-button:not(.collapsed) {
  background-color: var(--color-primary) !important;
  color: var(--text-inverse) !important;
  box-shadow: inset 0 -1px 0 rgba(var(--palette-base-black-rgb), 0.125);
}

.accordion-button:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 0.25rem rgba(var(--bs-secondary-rgb), 0.25);
}

.accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23FFFFFF'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-body {
  background-color: var(--background-alternate);
  padding: 1.5rem;
}

/* ============================================= */
/* LIST GROUPS                 */
/* ============================================= */
.list-group {
  border: 1px solid var(--border-color);
}

.list-group-item {
  border-color: var(--border-color);
  background-color: var(--background-body);
}

.purchase-info-card .list-group-item {
  border: none;
  padding: 0.5rem 1rem;
}

.purchase-info-card i {
  color: var(--color-secondary);
  margin-right: 0.5rem;
}

.sidebar-category-item {
  padding: 0.75rem 1.5rem;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.1s ease;
}

.sidebar-category-item:hover {
  background-color: var(--sidebar-active-background);
  transform: translateX(5px);
}

.sidebar-category-item.active,
.sidebar-category-item:has(a[aria-current="page"]) {
  background-color: var(--sidebar-active-background);
  color: var(--sidebar-active-text) !important;
  font-weight: var(--font-weight-semibold);
  border-left: 4px solid var(--color-secondary);
  padding-left: calc(1.5rem - 4px);
}

.sidebar-category-item.active a,
.sidebar-category-item:has(a[aria-current="page"]) a {
  color: var(--sidebar-active-text) !important;
}

.sidebar-category-item .sidebar-icon {
  color: var(--color-primary);
}

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

/* ============================================= */
/* FOOTER                      */
/* ============================================= */
footer.main-footer {
  background-color: var(--color-primary);
  color: rgba(var(--palette-base-white-rgb), 0.8);
  padding: 60px 0 40px 0;
  margin-top: auto;
  font-size: 0.95rem;
}

footer.main-footer h5 {
  color: var(--text-inverse);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 1.5rem;
}

footer.main-footer a {
  color: rgba(var(--palette-base-white-rgb), 0.8);
}

footer.main-footer a:hover {
  color: var(--color-secondary);
}

footer.main-footer .social-icons a {
  font-size: 1.5rem;
  margin: 0 12px 0 0;
  display: inline-block;
  color: var(--text-inverse);
}

footer.main-footer .social-icons a:hover {
  color: var(--color-secondary);
  transform: translateY(-2px);
}

footer.main-footer .footer-bottom {
  border-top: 1px solid rgba(var(--palette-base-white-rgb),0.1);
  padding-top: 20px;
  margin-top: 40px;
  font-size: 0.9rem;
  color: rgba(var(--palette-base-white-rgb),0.6);
}

/* ============================================= */
/* TIMELINE                    */
/* ============================================= */
.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline:before {
  content: '';
  position: absolute;
  left: 1rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
}
.timeline-item {
  position: relative;
  margin-bottom: 2rem;
}
.timeline-item:before {
  content: '';
  position: absolute;
  left: -1.1rem;
  top: 0.5rem;
  width: 1rem;
  height: 1rem;
  background: var(--background-body);
  border: 2px solid var(--color-secondary);
  border-radius: 50%;
}
.timeline-date {
  font-weight: var(--font-weight-bold);
  margin-bottom: 0.5rem;
}

/* ============================================= */
/* RESPONSIVE                  */
/* ============================================= */
@media (max-width: 991.98px) {
  .dropdown-submenu > .dropdown-menu {
    position: static;
    width: 100%;
  }

  .hero {
    padding: 60px 1rem;
    margin-bottom: 30px;
  }

  .hero h2 { font-size: 2.5rem; }
  .hero p { font-size: 1.1rem; }
  .band { padding: 50px 1rem; }
  main h2 { font-size: 2rem; margin-bottom: 30px; }

  footer.main-footer { text-align: center; }
  footer.main-footer .footer-col { margin-bottom: 2rem; }
}

@media (max-width: 767.98px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }

  .hero { padding: 40px 1rem; }
}

@media (max-width: 575.98px) {
  main {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }

  .band {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }

  .hero {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }

  .card-body {
    padding: 0.25rem;
  }

  .accordion-button {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  .accordion-body {
    padding: 1rem 0.75rem;
  }

  .purchase-info-card .list-group-item {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }

  .btn-primary {
    display: block;
    width: 100%;
  }
}

/* Account page styles */
.account-card {
  border-radius: 1rem;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.05);
  background-color: #fff;
}

@media (max-width: 576px) {
  .account-card {
    padding: 1rem;
  }
}