/* ==========================================================================
   Tema UI/UX Avanzato ispirato a monday.com - Versione Completa
   ========================================================================== */

/* === 1. VARIABILI CSS (DESIGN TOKENS) ================================ */
:root {
  /* --- Colori Primari --- */
  --color-brand-primary: #4369f2;
  --color-brand-primary-hover: #2d54d0;
  --color-brand-primary-light: #f0f3ff;
  --color-brand-secondary: #5e7eff;

  /* --- Colori Neutri --- */
  --color-neutral-white: #ffffff;
  --color-neutral-gray-50: #f8f9fc;
  --color-neutral-gray-100: #f0f2f7;
  --color-neutral-gray-200: #e4e7f0;
  --color-neutral-gray-300: #c5c8d9;
  --color-neutral-gray-400: #a1a4b8;
  --color-neutral-gray-500: #6a6d85;
  --color-neutral-gray-600: #55586f;
  --color-neutral-gray-700: #3c3e52;
  --color-neutral-black: #1a1c2a;
  --color-neutral-black-deep: #0d0f1a;

  /* --- Colori di Stato --- */
  --color-state-success: #00c875;
  --color-state-error: #ff5e5e;
  --color-state-warning: #ffcb00;
  --color-state-info: #40bfff;

  /* --- Ombre --- */
  --shadow-xs: 0 1px 3px rgba(13, 15, 26, 0.03);
  --shadow-sm: 0 2px 6px rgba(13, 15, 26, 0.04);
  --shadow-md: 0 4px 12px rgba(13, 15, 26, 0.06);
  --shadow-lg: 0 8px 24px rgba(13, 15, 26, 0.08);
  --shadow-xl: 0 12px 32px rgba(13, 15, 26, 0.10);
  --shadow-2xl: 0 20px 40px rgba(13, 15, 26, 0.12);

  /* --- Bordi & Radius --- */
  --border-radius-xs: 4px;
  --border-radius-sm: 6px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  --border-radius-xxl: 20px;
  --border-radius-full: 50%;

  /* --- Spaziature --- */
  --space-3xs: 0.25rem;  /* 4px */
  --space-2xs: 0.5rem;   /* 8px */
  --space-xs: 0.75rem;   /* 12px */
  --space-sm: 1rem;      /* 16px */
  --space-md: 1.5rem;    /* 24px */
  --space-lg: 2rem;      /* 32px */
  --space-xl: 2.5rem;    /* 40px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4rem;     /* 64px */

  /* --- Tipografia --- */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.2;
  --line-height-snug: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  --line-height-loose: 1.75;

  /* --- Transizioni --- */
  --transition-fast: 0.2s cubic-bezier(0.215, 0.61, 0.355, 1);
  --transition-normal: 0.3s cubic-bezier(0.215, 0.61, 0.355, 1);
  --transition-slow: 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* === 2. RESET E BASE ================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-neutral-black);
  background: linear-gradient(135deg, var(--color-neutral-gray-50) 0%, #f5f7ff 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container principale */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(var(--space-sm), 4vw, var(--space-xl));
}

/* === 3. TIPOGRAFIA =================================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  color: var(--color-neutral-black-deep);
  line-height: var(--line-height-tight);
  margin-top: 0;
  margin-bottom: var(--space-xs);
  letter-spacing: -0.03em;
  scroll-margin-top: 80px;
}

h1 {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  margin-bottom: var(--space-sm);
}

h2 {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
  margin-top: var(--space-xl);
}

h3 {
  font-size: clamp(var(--font-size-xl), 3vw, var(--font-size-3xl));
  margin-top: var(--space-lg);
}

h4 {
  font-size: clamp(var(--font-size-lg), 2.5vw, var(--font-size-2xl));
  margin-top: var(--space-md);
}

p {
  margin-bottom: var(--space-sm);
  color: var(--color-neutral-gray-700);
  line-height: var(--line-height-normal);
}

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

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

ul, ol {
  padding-left: 1.5rem;
  margin-bottom: var(--space-sm);
}

li {
  margin-bottom: 0.5rem;
}

/* === 4. LAYOUT & STRUTTURA =========================================== */
.site-header {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 0 clamp(var(--space-sm), 3vw, var(--space-md));
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo img {
  height: 44px;
  transition: transform var(--transition-slow);
}

.logo img:hover {
  transform: scale(1.08) rotate(-2deg);
}

.site-footer {
  background-color: var(--color-neutral-white);
  color: var(--color-neutral-gray-500);
  text-align: center;
  padding: var(--space-xl) 0;
  margin-top: var(--space-2xl);
  border-top: 1px solid var(--color-neutral-gray-100);
}

/* === 5. COMPONENTI UI ================================================ */

/* --- Navigazione --- */
.main-navigation ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: clamp(var(--space-sm), 2vw, var(--space-md));
}

.main-navigation a {
  color: var(--color-neutral-gray-600);
  font-weight: var(--font-weight-medium);
  font-size: clamp(var(--font-size-sm), 2vw, var(--font-size-base));
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
  position: relative;
}

.main-navigation a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--color-brand-primary);
  transform: translateX(-50%);
  transition: width var(--transition-normal);
  border-radius: 2px;
}

.main-navigation a:hover,
.main-navigation a.active {
  color: var(--color-brand-primary);
}

.main-navigation a:hover::after,
.main-navigation a.active::after {
  width: 70%;
}

/* --- Cards --- */
.card {
  background: var(--color-neutral-white);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-slow);
  border: 1px solid rgba(67, 105, 242, 0.08);
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-brand-primary), var(--color-brand-secondary));
  border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(67, 105, 242, 0.15);
}

.card:hover::before {
  opacity: 1;
}

.card__header {
  background: transparent;
  padding: var(--space-md);
  display: flex;
  align-items: center;
}

.card__icon {
  margin-right: var(--space-sm);
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #4637a9;
  border-radius: var(--border-radius-lg);
  box-shadow: inset 0 0 0 1px rgba(67, 105, 242, 0.2);
  transition: all var(--transition-normal);
}

.card:hover .card__icon {
  transform: scale(1.1);
  background: #2407e2;
  box-shadow: 
    inset 0 0 0 1px rgba(67, 105, 242, 0.3),
    0 4px 12px rgba(67, 105, 242, 0.15);
}

.card__title {
  margin: 0;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
}

.card__content {
  padding: var(--space-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card__text {
  color: var(--color-neutral-gray-600);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

.card__link {
  display: inline-flex;
  align-items: center;
  color: var(--color-brand-primary);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  margin-top: auto;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
  background-color: rgba(73, 107, 249, 0.05);
  align-self: flex-start;
  border: 1px solid transparent;
}

.card__link:hover {
  background-color: rgba(73, 107, 249, 0.1);
  color: var(--color-brand-primary-hover);
  border-color: rgba(73, 107, 249, 0.2);
  transform: translateX(3px);
}

.card__link svg {
  margin-left: 0.5rem;
  transition: transform var(--transition-normal);
}

.card__link:hover svg {
  transform: translateX(3px);
}

/* --- Bottoni --- */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-base);
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  background: var(--color-neutral-white);
  color: var(--color-brand-primary);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  z-index: 1;
  border: 1px solid rgba(67, 105, 242, 0.15);
}

.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-brand-primary), var(--color-brand-secondary));
  opacity: 0;
  z-index: -1;
  transition: opacity var(--transition-normal);
}

.btn:hover {
  color: var(--color-neutral-white) !important;
  border-color: transparent;
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.btn:hover::after {
  opacity: 1;
}

/* === MOTORE DI RICERCA === */
.search-box {
    background: var(--color-neutral-white);
    padding: var(--space-md);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    margin: var(--space-lg) auto var(--space-xl);
    max-width: 800px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.search-form {
    margin: 0;
}

.search-input-group {
    display: flex;
    gap: var(--space-xs);
    position: relative;
}

.search-input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--color-neutral-gray-200);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    outline: none;
    transition: all var(--transition-fast);
    font-family: var(--font-family-primary);
    background: var(--color-neutral-gray-50);
}

.search-input:focus {
    border-color: var(--color-brand-primary);
    box-shadow: 0 0 0 3px rgba(73, 107, 249, 0.2);
    background: var(--color-neutral-white);
}

.search-button {
    background: var(--color-brand-primary);
    color: var(--color-neutral-white);
    border: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    display: flex;
    align-items: center;
    gap: var(--space-2xs);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.search-button:hover {
    background: var(--color-brand-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.search-button svg {
    width: 20px;
    height: 20px;
}

.search-results {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-neutral-gray-100);
}

.search-results-info {
    color: var(--color-neutral-gray-600);
    font-size: var(--font-size-sm);
    margin: var(--space-sm) 0 0;
}

.clear-search {
    color: var(--color-brand-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    margin-left: var(--space-xs);
    padding: 0 var(--space-3xs);
    border-radius: var(--border-radius-xs);
    transition: background-color var(--transition-fast);
}

.clear-search:hover {
    background-color: rgba(73, 107, 249, 0.1);
    text-decoration: none;
}

.no-results {
    text-align: center;
    padding: var(--space-xl) 0;
    background: var(--color-neutral-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    margin: var(--space-md) 0;
}

.no-results h3 {
    color: var(--color-neutral-black-deep);
    margin-bottom: var(--space-sm);
}

.no-results p {
    color: var(--color-neutral-gray-600);
    margin-bottom: var(--space-lg);
}

/* --- Griglie --- */
.grid {
  display: grid;
  gap: clamp(var(--space-md), 3vw, var(--space-xl));
  margin: var(--space-xl) 0;
}

.grid--categories {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.grid--content {
  grid-template-columns: repeat(auto-fit, minmax(550px, 1fr));
}

.grid--users {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.grid--terms {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* --- Breadcrumb --- */
.breadcrumb {
  list-style: none;
  padding: 0;
  margin: var(--space-sm) 0 var(--space-md) 0;
  font-size: var(--font-size-sm);
}

.breadcrumb ol {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  padding: 0;
  margin: 0;
  list-style: none;
}

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

.breadcrumb li + li::before {
  content: " > ";
  color: var(--color-neutral-gray-300);
  margin: 0 var(--space-xs);
  font-weight: normal;
}

.breadcrumb a {
  color: var(--color-brand-primary);
  text-decoration: none;
  padding: var(--space-3xs) var(--space-xs);
  border-radius: var(--border-radius-xs);
  transition: background-color var(--transition-fast);
}

.breadcrumb a:hover {
  background-color: rgba(73, 107, 249, 0.1);
  text-decoration: underline;
}

.breadcrumb span {
  color: var(--color-neutral-gray-500);
  font-weight: var(--font-weight-medium);
  padding: var(--space-3xs) var(--space-xs);
}

/* === 6. PAGINE SPECIFICHE ============================================ */

/* --- Hero Section (Homepage) --- */
.hero {
  background: var(--color-brand-primary-light);
  color: var(--color-neutral-white);
  padding: clamp(var(--space-xl), 6vw, var(--space-3xl)) 0;
  margin-bottom: var(--space-xl);
  border-radius: 0 0 var(--border-radius-xxl) var(--border-radius-xxl);
  text-align: center;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero__content {
  position: relative;
  z-index: 2;
}

.hero__title {
  font-size: clamp(var(--font-size-4xl), 6vw, var(--font-size-5xl));
  margin-bottom: var(--space-sm);
  font-weight: var(--font-weight-extrabold);
  letter-spacing: -1px;
  text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero__subtitle {
  font-size: clamp(var(--font-size-lg), 3vw, var(--font-size-xl));
  opacity: 0.95;
  max-width: 850px;
  margin: 0 auto var(--space-md) auto;
  font-weight: var(--font-weight-normal);
}

/* --- Sezioni Homepage --- */
.section {
  margin: var(--space-2xl) 0;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section__title {
  color: var(--color-neutral-black-deep);
  margin-bottom: var(--space-xs);
}

.section__subtitle {
  color: var(--color-neutral-gray-600);
  font-size: var(--font-size-lg);
  max-width: 700px;
  margin: 0 auto;
}

/* --- Lista Benefici (Homepage) --- */
.benefits-list {
  margin: var(--space-xl) 0;
}

.benefit-item {
  display: flex;
  margin-bottom: var(--space-lg);
  align-items: flex-start;
  background: var(--color-neutral-white);
  padding: var(--space-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.benefit-icon {
  background: var(--color-brand-primary-light);
  color: var(--color-brand-primary);
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-right: var(--space-md);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xl);
}

.benefit-content h4 {
  color: var(--color-neutral-black-deep);
  margin-bottom: var(--space-3xs);
  font-size: var(--font-size-2xl);
}

.benefit-content p {
  color: var(--color-neutral-gray-600);
  font-size: var(--font-size-base);
  margin-bottom: 0;
  line-height: var(--line-height-relaxed);
}

/* --- Blocco Conclusione (Homepage) --- */
.conclusion-block {
  background: linear-gradient(135deg, var(--color-brand-primary) 0%, var(--color-brand-secondary) 100%);
  color: var(--color-neutral-white);
  padding: var(--space-xl);
  border-radius: var(--border-radius-xl);
  text-align: center;
  margin-top: var(--space-xl);
}

.conclusion-block__title {
  color: var(--color-neutral-white);
  margin-bottom: var(--space-md);
  font-size: var(--font-size-4xl);
}

.conclusion-block__text {
  color: rgba(255, 255, 255, 0.95);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Pagine Categoria --- */
.category-page-header {
  text-align: center;
  margin: var(--space-xl) 0 var(--space-lg) 0;
  padding: var(--space-xl);
  background: var(--color-neutral-white);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
}

.category-page-header__title {
  color: var(--color-neutral-black-deep);
  margin-bottom: var(--space-xs);
}

.category-page-header__description {
  color: var(--color-neutral-gray-600);
  font-size: var(--font-size-lg);
  max-width: 750px;
  margin: 0 auto var(--space-sm) auto;
}

.back-link {
  color: var(--color-brand-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-md);
  transition: background-color var(--transition-fast);
  margin-top: var(--space-sm);
}

.back-link:hover {
  background-color: rgba(73, 107, 249, 0.1);
  text-decoration: underline;
}

/* --- Pagine Termine Singolo --- */
.term-entry {
  background: var(--color-neutral-white);
  padding: clamp(var(--space-lg), 5vw, var(--space-xl));
  margin: clamp(var(--space-lg), 5vw, var(--space-xl)) 0;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-lg);
}

.term-entry__title {
  color: var(--color-neutral-black-deep);
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-4xl));
  margin-top: 0;
  margin-bottom: var(--space-md);
  scroll-margin-top: 80px;
  font-weight: var(--font-weight-extrabold);
  letter-spacing: -0.5px;
}

.term-entry__paragraph {
  font-size: clamp(var(--font-size-base), 2vw, var(--font-size-lg));
  margin-bottom: var(--space-md);
  line-height: var(--line-height-relaxed);
  color: var(--color-neutral-gray-700);
}

.term-entry__paragraph strong {
  color: var(--color-neutral-black-deep);
  font-weight: var(--font-weight-semibold);
}

.extended-content {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-neutral-gray-100);
}

.extended-content__title {
  font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-3xl));
  color: var(--color-neutral-black-deep);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-md);
  font-weight: var(--font-weight-bold);
}

/* --- Elenco Completo (glossario.php) --- */
.full-list-header {
  text-align: center;
  margin: var(--space-xl) 0 var(--space-lg) 0;
}

.term-entry--list {
  margin-bottom: var(--space-xl);
  transition: box-shadow var(--transition-normal);
}

.term-entry--list:hover {
  box-shadow: var(--shadow-xl);
}

.read-more-link {
  display: inline-block;
  margin-top: var(--space-sm);
  color: var(--color-brand-primary);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--border-radius-md);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  background-color: rgba(73, 107, 249, 0.05);
}

.read-more-link:hover {
  background-color: rgba(73, 107, 249, 0.1);
  transform: translateY(-2px);
  text-decoration: underline;
}

/* === 7. UTILITY & STATI SPECIALI ==================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

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

.margin-top-lg {
    margin-top: var(--space-lg);
}
.margin-bottom-lg {
    margin-bottom: var(--space-lg);
}
.padding-top-lg {
    padding-top: var(--space-lg);
}
.padding-bottom-lg {
    padding-bottom: var(--space-lg);
}

.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }

/* === 8. ACCESSIBILITÀ =============================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  ::before,
  ::after {
    animation-delay: -1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    background-attachment: initial !important;
    scroll-behavior: auto !important;
    transition-duration: 0s !important;
  }
}

a:focus,
button:focus,
input:focus,
textarea:focus,
[tabindex]:focus {
  outline: 2px solid var(--color-brand-primary);
  outline-offset: 2px;
}

/* === 9. RESPONSIVE & MEDIA QUERIES ==================================== */
@media (max-width: 1024px) {
  .grid--content {
    grid-template-columns: 1fr;
  }

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

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

  .main-navigation ul {
    gap: var(--space-sm);
  }
  
  .hero {
    border-radius: 0 0 1.5rem 1.5rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-xs);
  }

  .header-content {
    height: 60px;
  }

  .logo img {
    height: 38px;
  }

  .main-navigation ul {
    flex-wrap: wrap;
    gap: var(--space-3xs);
  }

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

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

  .grid--categories,
  .grid--content,
  .grid--users,
  .grid--terms {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .card__header,
  .card__content {
    padding: var(--space-sm);
  }

  .term-entry {
    padding: var(--space-md);
  }

  .conclusion-block {
    padding: var(--space-lg);
  }

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

  .benefit-item {
      flex-direction: column;
  }
  
  .benefit-icon {
      margin-right: 0;
      margin-bottom: var(--space-sm);
  }
  
  .hero {
    padding: var(--space-lg) 0;
    border-radius: 0 0 1rem 1rem;
  }
  
  .site-header {
    padding: 0.5rem 1rem;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: var(--font-size-2xl);
  }
  
  .hero__subtitle {
    font-size: var(--font-size-base);
  }
  
  .main-navigation a {
    padding: var(--space-2xs) var(--space-3xs);
    font-size: var(--font-size-xs);
  }
  
  .term-entry {
    padding: var(--space-sm);
    margin: var(--space-md) 0;
  }
  
  .term-entry__title {
    font-size: var(--font-size-2xl);
  }
  
  .conclusion-block {
    padding: var(--space-md);
  }
  
  .conclusion-block__title {
    font-size: var(--font-size-2xl);
  }
  
  .card__title {
    font-size: var(--font-size-lg);
  }
  
  .card__link {
    font-size: var(--font-size-xs);
  }
  
  .benefit-content h4 {
      font-size: var(--font-size-lg);
  }
  
  .hero {
    padding: var(--space-md) 0;
  }
}

/* === 10. SCROLLBAR PERSONALIZZATA ===================================== */
/* Per browser Webkit/Blink (Chrome, Edge, Safari, Opera) */
::-webkit-scrollbar {
  width: 10px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(240, 242, 247, 0.5);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(165, 170, 200, 0.6);
  border-radius: 4px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(125, 130, 170, 0.8);
}

/* Per Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(165, 170, 200, 0.6) rgba(240, 242, 247, 0.5);
}