/* ==========================================================================
   DataDeep - Gestione Commerciale DataDeep Console
   Design System & Global Styles
   ========================================================================== */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Brand Colors */
  --color-brand-yellow: #E8B630;
  --color-brand-yellow-light: #F5D76E;
  --color-brand-yellow-dark: #C9971A;

  /* Primary Colors */
  --color-primary: #2EA3F2;
  --color-primary-dark: #0066B4;
  --color-primary-light: #7CC4F8;
  --color-primary-bg: rgba(46, 163, 242, 0.08);

  /* Neutral Colors */
  --color-sidebar: #666666;
  --color-sidebar-hover: #555555;
  --color-sidebar-active: #4A4A4A;
  --color-text-primary: #333333;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-text-inverse: #FFFFFF;
  --color-bg-main: #F5F6FA;
  --color-bg-card: #FFFFFF;
  --color-border: #E2E2E2;
  --color-border-light: #F0F0F0;

  /* Status Colors */
  --color-success: #27AE60;
  --color-success-bg: rgba(39, 174, 96, 0.1);
  --color-warning: #F39C12;
  --color-warning-bg: rgba(243, 156, 18, 0.1);
  --color-danger: #E74C3C;
  --color-danger-bg: rgba(231, 76, 60, 0.1);
  --color-info: #2EA3F2;
  --color-info-bg: rgba(46, 163, 242, 0.1);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --fs-xs: 0.6875rem;    /* 11px */
  --fs-sm: 0.75rem;      /* 12px */
  --fs-base: 0.875rem;   /* 14px */
  --fs-md: 1rem;         /* 16px */
  --fs-lg: 1.125rem;     /* 18px */
  --fs-xl: 1.25rem;      /* 20px */
  --fs-2xl: 1.5rem;      /* 24px */
  --fs-3xl: 1.875rem;    /* 30px */
  --fs-4xl: 2.25rem;     /* 36px */
  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --lh-tight: 1.25;
  --lh-normal: 1.5;
  --lh-relaxed: 1.75;

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

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 8px 32px rgba(0, 0, 0, 0.12);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Layout */
  --sidebar-width: 260px;
  --sidebar-collapsed: 72px;
  --header-height: 64px;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--fs-base);
  font-weight: var(--fw-normal);
  line-height: var(--lh-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-main);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
  font-size: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background: var(--color-bg-card);
  color: var(--color-text-primary);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-bg);
}

table {
  border-collapse: collapse;
  width: 100%;
}

ul, ol {
  list-style: none;
}

/* --- Layout Structure --- */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-sidebar);
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1000;
  transition: transform var(--transition-base), width var(--transition-base);
}

.sidebar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  min-height: var(--header-height);
  background: #FFFFFF;
}

.sidebar__logo img {
  height: 32px;
  width: auto;
}

.sidebar__logo-text {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar__nav {
  flex: 1;
  padding: var(--space-base) 0;
  overflow-y: auto;
}

.sidebar__section-title {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.35);
  padding: var(--space-lg) var(--space-lg) var(--space-sm);
}

.sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-lg);
  margin: 2px var(--space-sm);
  border-radius: var(--radius-md);
  color: rgba(255, 255, 255, 0.65);
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  transition: all var(--transition-fast);
  position: relative;
}

.sidebar__link:hover {
  color: var(--color-text-inverse);
  background: var(--color-sidebar-hover);
}

.sidebar__link--active {
  color: var(--color-brand-yellow);
  background: var(--color-sidebar-active);
}

.sidebar__link--active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--color-brand-yellow);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.sidebar__link-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar__link-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sidebar__badge {
  margin-left: auto;
  background: var(--color-danger);
  color: white;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  padding: 2px 7px;
  border-radius: var(--radius-full);
  min-width: 20px;
  text-align: center;
  line-height: 1.3;
}

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

.sidebar__badge--info {
  background: var(--color-primary);
}

.sidebar__user {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-base) var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.sidebar__user:hover {
  background: var(--color-sidebar-hover);
}

.sidebar__avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-brand-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--fw-bold);
  font-size: var(--fs-sm);
  color: var(--color-sidebar);
  flex-shrink: 0;
}

.sidebar__user-info {
  flex: 1;
  min-width: 0;
}

.sidebar__user-name {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__user-role {
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.5);
}

/* --- Main Content Area --- */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --- Top Header Bar --- */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  min-height: var(--header-height);
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header__left {
  display: flex;
  align-items: center;
  gap: var(--space-base);
}

.header__menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  transition: background var(--transition-fast);
}

.header__menu-btn:hover {
  background: var(--color-bg-main);
}

.header__menu-btn svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

.header__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-text-primary);
}

.header__subtitle {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-top: 1px;
}

.header__right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.header__search {
  position: relative;
}

.header__search input {
  width: 240px;
  padding: var(--space-sm) var(--space-base) var(--space-sm) 36px;
  border-radius: var(--radius-full);
  background: var(--color-bg-main);
  border: 1px solid transparent;
  font-size: var(--fs-sm);
}

.header__search input:focus {
  width: 300px;
  border-color: var(--color-primary);
  background: var(--color-bg-card);
}

.header__search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
}

.header__search-icon svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.header__icon-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  position: relative;
  transition: all var(--transition-fast);
}

.header__icon-btn:hover {
  background: var(--color-bg-main);
  color: var(--color-text-primary);
}

.header__icon-btn svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

.header__notification-dot {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 8px;
  height: 8px;
  background: var(--color-danger);
  border-radius: 50%;
  border: 2px solid var(--color-bg-card);
}

/* --- Page Content --- */
.page-content {
  flex: 1;
  padding: var(--space-xl);
}

/* --- KPI Cards Row --- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.kpi-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.kpi-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.kpi-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.kpi-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-card__icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

.kpi-card__icon--blue {
  background: var(--color-info-bg);
  color: var(--color-primary);
}

.kpi-card__icon--green {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.kpi-card__icon--yellow {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.kpi-card__icon--red {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.kpi-card__trend {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.kpi-card__trend--up {
  color: var(--color-success);
  background: var(--color-success-bg);
}

.kpi-card__trend--down {
  color: var(--color-danger);
  background: var(--color-danger-bg);
}

.kpi-card__value {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-xs);
}

.kpi-card__label {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  font-weight: var(--fw-medium);
}

/* --- KPI Inline Variant (horizontal layout) --- */
.kpi-card--inline {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
}

.kpi-card--inline .kpi-card__header {
  margin-bottom: 0;
}

.kpi-card--inline .kpi-card__value {
  font-size: var(--fs-xl);
  margin-bottom: 0;
  white-space: nowrap;
}

.kpi-card--inline .kpi-card__label {
  white-space: nowrap;
}

/* --- Cards / Panels --- */
.card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
}

.card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border-light);
}

.card__title {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  color: var(--color-text-primary);
}

.card__subtitle {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.card__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

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

.card__body--no-padding {
  padding: 0;
}

/* --- Content Grid --- */
.content-grid {
  display: grid;
  gap: var(--space-lg);
}

.content-grid--2col {
  grid-template-columns: 1fr 1fr;
}

.content-grid--3-1 {
  grid-template-columns: 2fr 1fr;
}

.content-grid--1-3 {
  grid-template-columns: 1fr 2fr;
}

.content-grid-left {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-base);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  line-height: 1.5;
  transition: all var(--transition-fast);
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

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

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-text-inverse);
}

.btn--secondary {
  background: var(--color-bg-card);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  background: var(--color-bg-main);
}

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

.btn--success:hover {
  background: #219a52;
  color: var(--color-text-inverse);
}

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

.btn--danger:hover {
  background: #c0392b;
  color: var(--color-text-inverse);
}

.btn--warning {
  background: var(--color-brand-yellow);
  color: var(--color-sidebar);
}

.btn--warning:hover {
  background: var(--color-brand-yellow-dark);
  color: var(--color-sidebar);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
}

.btn--ghost:hover {
  background: var(--color-bg-main);
  color: var(--color-text-primary);
}

.btn--sm {
  padding: 4px var(--space-sm);
  font-size: var(--fs-sm);
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: var(--space-md) var(--space-lg);
  font-size: var(--fs-md);
}

.btn--icon {
  padding: var(--space-sm);
  width: 36px;
  height: 36px;
}

/* --- Badges / Tags --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  line-height: 1.3;
  white-space: nowrap;
}

.badge--priority-high {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.badge--priority-medium {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge--priority-low {
  background: var(--color-success-bg);
  color: var(--color-success);
}

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

.badge--neutral {
  background: var(--color-bg-main);
  color: var(--color-text-secondary);
}

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

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

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

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* --- Data Tables --- */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table thead {
  background: var(--color-bg-main);
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  padding: var(--space-md) var(--space-base);
  text-align: left;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.data-table td {
  padding: var(--space-md) var(--space-base);
  font-size: var(--fs-base);
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: rgba(46, 163, 242, 0.03);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table__cell-main {
  font-weight: var(--fw-medium);
}

.data-table__cell-sub {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

/* --- Toolbar / Filter Bar --- */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-base);
  flex-wrap: wrap;
}

.toolbar__left,
.toolbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.toolbar__filter-group {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.toolbar__filter-btn {
  padding: 6px 14px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  background: var(--color-bg-card);
  border-right: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.toolbar__filter-btn:last-child {
  border-right: none;
}

.toolbar__filter-btn:hover {
  background: var(--color-bg-main);
  color: var(--color-text-primary);
}

.toolbar__filter-btn--active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.toolbar__filter-btn--active:hover {
  background: var(--color-primary-dark);
  color: var(--color-text-inverse);
}

/* --- Email List Items --- */
.email-list {
  display: flex;
  flex-direction: column;
}

.email-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-base);
  padding: var(--space-base) var(--space-lg);
  border-bottom: 1px solid var(--color-border-light);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.email-item:hover {
  background: rgba(46, 163, 242, 0.03);
}

.email-item--unread {
  background: rgba(46, 163, 242, 0.04);
}

.email-item--unread .email-item__subject {
  font-weight: var(--fw-bold);
}

.email-item__priority {
  width: 4px;
  min-height: 48px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
  align-self: stretch;
}

.email-item__priority--high {
  background: var(--color-danger);
}

.email-item__priority--medium {
  background: var(--color-warning);
}

.email-item__priority--low {
  background: var(--color-success);
}

.email-item__content {
  flex: 1;
  min-width: 0;
}

.email-item__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: 4px;
}

.email-item__sender {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-base);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.email-item__time {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.email-item__subject {
  font-size: var(--fs-base);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.email-item__preview {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.email-item__tags {
  display: flex;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

/* --- Activity / Timeline --- */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline__item {
  display: flex;
  gap: var(--space-base);
  padding: var(--space-base) 0;
  position: relative;
}

.timeline__item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 15px;
  top: 44px;
  bottom: 0;
  width: 2px;
  background: var(--color-border-light);
}

.timeline__dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.timeline__dot svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.timeline__dot--blue {
  background: var(--color-info-bg);
  color: var(--color-primary);
}

.timeline__dot--green {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.timeline__dot--yellow {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.timeline__dot--red {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.timeline__content {
  flex: 1;
  min-width: 0;
}

.timeline__title {
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
}

.timeline__description {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.timeline__time {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* --- Progress Bar --- */
.progress {
  width: 100%;
  height: 6px;
  background: var(--color-bg-main);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress__bar {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

.progress__bar--blue { background: var(--color-primary); }
.progress__bar--green { background: var(--color-success); }
.progress__bar--yellow { background: var(--color-warning); }
.progress__bar--red { background: var(--color-danger); }

/* --- Stat Inline --- */
.stat-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.stat-inline:last-child {
  border-bottom: none;
}

.stat-inline__label {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

.stat-inline__value {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
}

/* --- Empty State --- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-3xl) var(--space-xl);
  text-align: center;
}

.empty-state__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--color-bg-main);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-base);
}

.empty-state__icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-text-muted);
  fill: none;
  stroke-width: 1.5;
}

.empty-state__title {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-xs);
}

.empty-state__text {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  max-width: 320px;
}

/* --- Verification Checklist --- */
.checklist {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.checklist__item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-base);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  transition: background var(--transition-fast);
}

.checklist__item:hover {
  background: var(--color-bg-main);
}

.checklist__item--pass {
  border-color: rgba(39, 174, 96, 0.3);
  background: rgba(39, 174, 96, 0.03);
}

.checklist__item--fail {
  border-color: rgba(231, 76, 60, 0.3);
  background: rgba(231, 76, 60, 0.03);
}

.checklist__item--warning {
  border-color: rgba(243, 156, 18, 0.3);
  background: rgba(243, 156, 18, 0.03);
}

.checklist__icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.checklist__icon svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.5;
}

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

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

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

.checklist__text {
  flex: 1;
}

.checklist__label {
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
}

.checklist__detail {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.checklist__values {
  display: flex;
  gap: var(--space-lg);
  font-size: var(--fs-sm);
  text-align: right;
}

.checklist__expected,
.checklist__actual {
  min-width: 80px;
}

.checklist__expected-label,
.checklist__actual-label {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.checklist__expected-value {
  font-weight: var(--fw-semibold);
  color: var(--color-text-primary);
}

.checklist__actual-value {
  font-weight: var(--fw-semibold);
}

.checklist__actual-value--match {
  color: var(--color-success);
}

.checklist__actual-value--mismatch {
  color: var(--color-danger);
}

/* --- Report Cards --- */
.report-card {
  padding: var(--space-base);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.report-card:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.report-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.report-card__client {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-base);
}

.report-card__id {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

.report-card__details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  font-size: var(--fs-sm);
}

.report-card__detail-label {
  color: var(--color-text-secondary);
}

.report-card__detail-value {
  font-weight: var(--fw-medium);
  text-align: right;
}

.report-card__progress {
  margin-top: var(--space-md);
}

.report-card__progress-label {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

/* --- Alerts / Notifications Inline --- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-base);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-base);
}

.alert svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
  margin-top: 1px;
}

.alert--info {
  background: var(--color-info-bg);
  color: var(--color-primary-dark);
}

.alert--success {
  background: var(--color-success-bg);
  color: #1a7a42;
}

.alert--warning {
  background: var(--color-warning-bg);
  color: #b37400;
}

.alert--danger {
  background: var(--color-danger-bg);
  color: #a93226;
}

/* --- Tabs --- */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-border-light);
  margin-bottom: var(--space-lg);
}

.tabs__tab {
  padding: var(--space-md) var(--space-lg);
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  position: relative;
  transition: color var(--transition-fast);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
}

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

.tabs__tab--active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tabs__count {
  background: var(--color-bg-main);
  color: var(--color-text-secondary);
  font-size: var(--fs-xs);
  padding: 1px 7px;
  border-radius: var(--radius-full);
  margin-left: var(--space-sm);
}

.tabs__tab--active .tabs__count {
  background: var(--color-primary-bg);
  color: var(--color-primary);
}

/* --- Sidebar Overlay (mobile) --- */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
}

.sidebar-overlay--visible {
  display: block;
}

/* --- Tooltip --- */
.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 10px;
  background: var(--color-sidebar);
  color: var(--color-text-inverse);
  font-size: var(--fs-xs);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

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

/* --- Animations --- */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-16px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.animate-fade-in {
  animation: fadeIn var(--transition-base) ease forwards;
}

.animate-slide-in {
  animation: slideInLeft var(--transition-base) ease forwards;
}

/* --- AI Agent Status Indicator --- */
.ai-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
}

.ai-status--active {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.ai-status--processing {
  background: var(--color-info-bg);
  color: var(--color-primary);
}

.ai-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2s ease-in-out infinite;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* --- Responsive --- */
@media (max-width: 1200px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .content-grid--2col,
  .content-grid--3-1,
  .content-grid--1-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar--open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .header__menu-btn {
    display: flex;
  }

  .header__search {
    display: none;
  }

  .page-content {
    padding: var(--space-base);
  }

  .kpi-grid {
    grid-template-columns: 1fr;
  }

  .header {
    padding: 0 var(--space-base);
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar__left,
  .toolbar__right {
    flex-wrap: wrap;
  }

  .data-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .email-item {
    padding: var(--space-md);
  }

  .tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .tabs__tab {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--fs-sm);
    white-space: nowrap;
  }
}

@media (max-width: 480px) {
  :root {
    --fs-3xl: 1.5rem;
    --fs-2xl: 1.25rem;
  }

  .kpi-card {
    padding: var(--space-base);
  }

  .card__header {
    padding: var(--space-base);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .card__body {
    padding: var(--space-base);
  }
}

/* --- Priority Lane Cards (Email Priority page) --- */
.priority-lanes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.priority-lane {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-lg) var(--space-base);
  overflow: hidden;
  border: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.priority-lane::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.priority-lane--urgent {
  background: linear-gradient(135deg, #fef2f2, #fee2e2);
}

.priority-lane--urgent::before {
  background: var(--color-danger);
}

.priority-lane--preventivi {
  background: linear-gradient(135deg, #fffbeb, #fef3c7);
}

.priority-lane--preventivi::before {
  background: var(--color-warning);
}

.priority-lane--altre {
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
}

.priority-lane--altre::before {
  background: var(--color-primary);
}

.priority-lane--nonlette {
  background: linear-gradient(135deg, #f5f3ff, #ede9fe);
}

.priority-lane--nonlette::before {
  background: #7C3AED;
}

.priority-lane__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.priority-lane__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.priority-lane__icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

.priority-lane--urgent .priority-lane__icon {
  background: var(--color-danger);
  color: white;
}

.priority-lane--preventivi .priority-lane__icon {
  background: var(--color-warning);
  color: white;
}

.priority-lane--altre .priority-lane__icon {
  background: var(--color-primary);
  color: white;
}

.priority-lane--nonlette .priority-lane__icon {
  background: #7C3AED;
  color: white;
}

.priority-lane__count {
  font-size: var(--fs-4xl);
  font-weight: var(--fw-bold);
  line-height: 1;
}

.priority-lane--urgent .priority-lane__count {
  color: var(--color-danger);
}

.priority-lane--preventivi .priority-lane__count {
  color: var(--color-warning);
}

.priority-lane--altre .priority-lane__count {
  color: var(--color-primary);
}

.priority-lane--nonlette .priority-lane__count {
  color: #7C3AED;
}

.priority-lane__label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.priority-lane__bar {
  width: 100%;
  height: 4px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.priority-lane__bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.8s ease;
}

.priority-lane--urgent .priority-lane__bar-fill {
  background: var(--color-danger);
}

.priority-lane--preventivi .priority-lane__bar-fill {
  background: var(--color-warning);
}

.priority-lane--altre .priority-lane__bar-fill {
  background: var(--color-primary);
}

.priority-lane--nonlette .priority-lane__bar-fill {
  background: #7C3AED;
}

.priority-lane__meta {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

@media (max-width: 1200px) {
  .priority-lanes {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .priority-lanes {
    grid-template-columns: 1fr;
  }
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-secondary); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }
.text-primary { color: var(--color-primary); }
.fw-bold { font-weight: var(--fw-bold); }
.fw-semibold { font-weight: var(--fw-semibold); }
.fw-medium { font-weight: var(--fw-medium); }
.mt-sm { margin-top: var(--space-sm); }
.mt-base { margin-top: var(--space-base); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-base { margin-bottom: var(--space-base); }
.mb-lg { margin-bottom: var(--space-lg); }
.gap-sm { gap: var(--space-sm); }
.gap-base { gap: var(--space-base); }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.hidden { display: none !important; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}