/* ==========================================================================
   GASSA BUSINESS — SaaS Platform Design System & Stylesheet (app.css)
   ========================================================================== */

html {
    font-size: 13.5px;
    -webkit-text-size-adjust: 100%;
}

@media (min-width: 1600px) {
    html {
        font-size: 14.5px;
    }
}

:root {
    /* Brand Colors */
    --navy: #0A2540;
    --navy-dark: #051424;
    --navy-light: #123459;
    --navy-hover: #1e4570;
    --gold: #D4AF37;
    --gold-hover: #BF9B2D;
    --gold-light: #FFF9E6;
    --gold-border: rgba(212, 175, 55, 0.4);
    --white: #FFFFFF;

    /* Backgrounds & Surfaces */
    --body-bg: #F4F6FA;
    --surface: #FFFFFF;
    --surface-secondary: #F8FAFC;
    --border: rgba(0, 0, 0, 0.07);
    --border-dark: #CBD5E1;

    /* Text Colors — High Contrast, Pure Legibility */
    --text-primary: #0F172A;
    --text-secondary: #334155;
    --text-muted: #475569;
    --text-white: #FFFFFF;

    /* Status Colors (Apple Vibrant HSL) */
    --success: #34C759;
    --success-bg: rgba(52, 199, 89, 0.12);
    --alert: #FF3B30;
    --alert-bg: rgba(255, 59, 48, 0.12);
    --warning: #FF9500;
    --warning-bg: rgba(255, 149, 0, 0.12);
    --info: #007AFF;
    --info-bg: rgba(0, 122, 255, 0.12);

    /* Apple SF Pro Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Segoe UI", Roboto, sans-serif;
    
    /* Apple Squircles & Radius Tokens */
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius: 14px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --radius-pill: 9999px;

    /* Multi-layer Apple Ambient Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.03), 0 1px 2px rgba(0, 0, 0, 0.02);
    --shadow: 0 4px 16px -2px rgba(10, 37, 64, 0.06), 0 2px 6px rgba(0, 0, 0, 0.02);
    --shadow-lg: 0 16px 36px -8px rgba(10, 37, 64, 0.12), 0 4px 12px rgba(0, 0, 0, 0.04);
    --shadow-pop: 0 20px 48px -10px rgba(10, 37, 64, 0.2), 0 10px 20px -5px rgba(0, 0, 0, 0.06);

    /* iOS Spring Curves */
    --ease-spring: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-ios: cubic-bezier(0.32, 0.72, 0, 1);
    /* Layout Tokens */
    --sidebar-bg: #051424;
    --sidebar-bg-end: #0A2540;
    --sidebar-text: #FFFFFF;
    --bg: #F4F6FA;
    --sidebar-width: 250px;
    --topbar-height: 56px;
}

/* ==========================================================================
   RESET & BASE (iOS Physics & Crisp Rendering)
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html, body {
    height: 100%;
    font-family: var(--font-main);
    font-size: 14px;
    background-color: var(--bg);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
}

/* Base link behavior */
a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
}

/* Focus Accessibility */
:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

/* ==========================================================================
   APP SHELL LAYOUT (Sidebar + Main Viewport)
   ========================================================================== */
.app-layout {
    display: flex;
    min-height: 100vh;
    width: 100%;
    position: relative;
    background: var(--body-bg);
}

/* ==========================================================================
   SIDEBAR COMPONENT
   ========================================================================== */
.app-sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #051424 0%, #0A2540 100%) !important;
    color: #FFFFFF !important;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    height: 100vh;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: width 0.3s var(--ease-spring), transform 0.3s var(--ease-spring);
    box-shadow: 4px 0 24px rgba(10, 37, 64, 0.15);
    border-right: 1px solid rgba(212, 175, 55, 0.15);
}

.sidebar-header {
    padding: 16px 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    gap: 8px;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 800;
    font-size: 1.12rem;
    color: #FFFFFF !important;
    letter-spacing: -0.2px;
    flex: 1;
    min-width: 0;
    overflow: visible;
}

.sidebar-logo .logo-icon {
    width: 34px;
    height: 34px;
    background: linear-gradient(135deg, var(--gold) 0%, #E5C058 100%);
    color: var(--navy-dark);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
    flex-shrink: 0;
}

.sidebar-logo .logo-text {
    color: #FFFFFF !important;
    font-weight: 800;
    font-size: 1.05rem;
    white-space: nowrap;
    overflow: visible;
    flex-shrink: 0;
    transition: opacity 0.2s;
}

.sidebar-logo .logo-text span {
    color: var(--gold) !important;
}

.sidebar-collapse-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: var(--gold);
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.78rem;
    transition: var(--transition);
    flex-shrink: 0;
    margin-left: auto;
}

.sidebar-collapse-btn:hover {
    background: var(--gold);
    color: var(--navy-dark);
    border-color: var(--gold);
    transform: scale(1.08);
}

.sidebar-close-btn {
    display: none;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.25rem;
    cursor: pointer;
}

/* ==========================================================================
   COLLAPSED / ICON-ONLY SIDEBAR STYLES (Toggle Mode)
   ========================================================================== */
.app-sidebar.collapsed {
    width: 68px !important;
}

.app-layout.sidebar-collapsed .app-main {
    margin-left: 0 !important;
}

.app-sidebar.collapsed .sidebar-header {
    padding: 12px 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.app-sidebar.collapsed .sidebar-logo {
    justify-content: center;
    flex: none;
}

.app-sidebar.collapsed .sidebar-logo .logo-text {
    display: none !important;
}

.app-sidebar.collapsed .sidebar-collapse-btn {
    margin: 0 auto;
    transform: rotate(180deg);
}

.app-sidebar.collapsed .sidebar-collapse-btn:hover {
    transform: translateX(50%) scale(1.12);
    background: var(--gold);
    color: var(--navy-dark);
}

.app-sidebar.collapsed .business-badge {
    margin: 18px 8px 6px;
    padding: 6px;
    justify-content: center;
}

.app-sidebar.collapsed .business-info {
    display: none;
}

.app-sidebar.collapsed .nav-section-title {
    display: none;
}

.app-sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 10px 0;
    position: relative;
}

.app-sidebar.collapsed .nav-item span:not(.nav-badge) {
    display: none;
}

.app-sidebar.collapsed .nav-item i {
    font-size: 1.15rem;
    width: auto;
    margin: 0;
}

.app-sidebar.collapsed .nav-badge {
    position: absolute;
    top: 4px;
    right: 8px;
    font-size: 0.6rem;
    padding: 1px 4px;
    min-width: 14px;
    text-align: center;
}

.app-sidebar.collapsed .sidebar-footer {
    padding: 12px 6px;
    justify-content: center;
}

.app-sidebar.collapsed .user-details,
.app-sidebar.collapsed .btn-logout {
    display: none;
}

.app-sidebar.collapsed .user-profile {
    gap: 0;
    justify-content: center;
}

.business-badge {
    margin: 10px 10px 6px;
    padding: 8px 10px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 8px;
    backdrop-filter: blur(8px);
}

.business-avatar {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background-color: rgba(212, 175, 55, 0.25);
    border: 1px solid rgba(212, 175, 55, 0.4);
    color: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.business-info {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    gap: 1px;
}

.business-name {
    font-size: 0.84rem;
    font-weight: 700;
    color: #FFFFFF !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.2px;
}

.business-role {
    font-size: 0.72rem;
    font-weight: 600;
    color: #FFFFFF !important;
    opacity: 0.95;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-nav {
    padding: 6px 8px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.nav-section-title {
    font-size: 0.68rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.8px;
    margin: 10px 6px 4px;
    text-transform: uppercase;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 7px 10px;
    border-radius: var(--radius-xs);
    color: #FFFFFF;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

.nav-item i {
    font-size: 0.95rem;
    width: 18px;
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.12);
    color: #FFFFFF;
}

.nav-item:hover i {
    color: var(--gold);
}

.nav-item.active {
    background: rgba(212, 175, 55, 0.2);
    color: var(--gold);
    font-weight: 700;
    border: 1px solid rgba(212, 175, 55, 0.4);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.nav-item.active i {
    color: var(--gold);
}

.nav-badge {
    margin-left: auto;
    font-size: 0.68rem;
    font-weight: 800;
    padding: 1px 6px;
    border-radius: 10px;
}

.nav-badge.alert { background-color: var(--alert); color: #FFFFFF; }
.nav-badge.warning { background-color: var(--warning); color: var(--navy-dark); }

.sidebar-footer {
    padding: 10px 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0, 0, 0, 0.15);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--gold) 0%, #BF9B2D 100%);
    color: var(--navy-dark);
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-details strong {
    font-size: 0.88rem;
    font-weight: 700;
    color: #FFFFFF !important;
}

.user-details span {
    font-size: 0.74rem;
    color: rgba(255, 255, 255, 0.7) !important;
}

.btn-logout {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.15rem;
    padding: 8px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-logout:hover {
    color: var(--alert);
    background: rgba(239, 68, 68, 0.15);
}

.btn-logout:hover {
    color: var(--alert);
    background-color: rgba(239, 68, 68, 0.15);
}

/* ==========================================================================
   MAIN VIEW CONTAINER & TOPBAR
   ========================================================================== */
.app-main {
    flex: 1;
    margin-left: 0 !important;
    display: flex;
    flex-direction: column;
    min-width: 0;
    background: var(--body-bg);
}

.app-topbar {
    height: var(--topbar-height);
    background-color: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 300;
    transition: var(--transition);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--navy);
    cursor: pointer;
    border-radius: var(--radius-xs);
    padding: 4px;
    transition: var(--transition);
}

.mobile-nav-toggle:active {
    transform: scale(0.92);
}

.topbar-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.topbar-subtitle {
    font-size: 0.78rem;
    color: var(--text-secondary);
    display: block;
    letter-spacing: -0.01em;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.topbar-date-btn {
    background-color: rgba(248, 250, 252, 0.8);
    color: var(--navy);
    border: 1px solid var(--border);
    padding: 5px 12px;
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.topbar-date-btn:hover {
    background-color: #FFFFFF;
    border-color: var(--gold);
    color: var(--navy);
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(212, 175, 55, 0.2);
}

.topbar-date-btn:active {
    transform: scale(0.96);
}

.topbar-date-btn i {
    font-size: 0.85rem;
    color: var(--gold);
}

.topbar-date-btn span {
    font-variant-numeric: tabular-nums;
}

.btn-context-settings {
    background-color: rgba(248, 250, 252, 0.8);
    color: var(--navy);
    border: 1px solid var(--border);
    padding: 5px 12px;
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-context-settings:hover {
    background-color: var(--navy);
    color: var(--gold);
    border-color: var(--navy);
    box-shadow: var(--shadow);
    transform: translateY(-1px);
}

.btn-context-settings:active {
    transform: scale(0.96);
}

.app-content-container {
    padding: 14px 18px;
    flex: 1;
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    min-width: 0;
}

/* ==========================================================================
   MODULE VIEW TOGGLING (iOS Smooth Fade/Slide)
   ========================================================================== */
.app-view {
    display: none;
    animation: iosFadeIn 0.35s var(--ease-spring);
    min-width: 0;
}

.app-view.active {
    display: block;
}

@keyframes iosFadeIn {
    from { opacity: 0; transform: translateY(10px) scale(0.995); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ==========================================================================
   KPI CARDS (DASHBOARD — Apple Squircle & Ambient Light)
   ========================================================================== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 16px;
}

.kpi-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 14px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    min-width: 0;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: transparent;
    transition: var(--transition);
}

.kpi-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: rgba(0, 0, 0, 0.12);
}

.kpi-card.highlight-green::before { background: var(--success); }
.kpi-card.highlight-gold::before { background: var(--gold); }
.kpi-card.highlight-red::before { background: var(--alert); }

.kpi-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.kpi-icon {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-xs);
    background-color: var(--surface-secondary);
    color: var(--navy);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.88rem;
    transition: var(--transition);
}

.kpi-card:hover .kpi-icon {
    transform: scale(1.06);
}

.kpi-value {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.03em;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-variant-numeric: tabular-nums;
}

.kpi-footer {
    font-size: 0.72rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ==========================================================================
   DASHBOARD & ANALYTICS LAYOUT GRIDS
   ========================================================================== */
.dash-layout-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.dash-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    min-width: 0;
    transition: var(--transition);
}

.dash-card:hover {
    box-shadow: var(--shadow);
}

.dash-card.span-2 { grid-column: span 2; }
.dash-card.span-3 { grid-column: span 3; }

.dash-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.dash-card-header h3 {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--navy);
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.02em;
}

.sub-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.btn-link {
    background: none;
    border: none;
    color: var(--navy);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    border-radius: var(--radius-xs);
    transition: var(--transition);
}

.btn-link:hover {
    color: var(--gold);
    background: rgba(10, 37, 64, 0.04);
}

.btn-link:active {
    transform: scale(0.95);
}

/* Quick Actions List */
.quick-actions-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-action-tile {
    display: flex;
    align-items: center;
    gap: 14px;
    background-color: var(--surface-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    width: 100%;
}

.btn-action-tile:hover {
    background-color: #FFFFFF;
    border-color: var(--gold);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.action-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
}

.action-icon.bg-blue { background-color: var(--info-bg); color: var(--info); }
.action-icon.bg-green { background-color: var(--success-bg); color: var(--success); }
.action-icon.bg-red { background-color: var(--alert-bg); color: var(--alert); }
.action-icon.bg-gold { background-color: var(--gold-light); color: var(--gold); }

.action-text strong {
    display: block;
    font-size: 0.92rem;
    color: var(--navy);
}

.action-text span {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

/* Stock Alert Items */
.alert-items-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.alert-item-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 14px;
    background-color: var(--surface-secondary);
    border-left: 4px solid var(--warning);
    border-radius: var(--radius-sm);
    gap: 12px;
    transition: var(--transition);
}

.alert-item-card:hover {
    background-color: #F1F5F9;
    transform: translateX(3px);
}

.alert-item-card.danger {
    border-left-color: var(--alert);
    background-color: #FEF2F2;
}

.alert-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    flex: 1;
}

.alert-item-info strong {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--navy);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.alert-item-info span {
    font-size: 0.76rem;
    color: var(--text-secondary);
    white-space: nowrap;
    display: block;
}

.alert-item-badge {
    flex-shrink: 0;
}

/* ==========================================================================
   CHARTS & VISUALIZATIONS (SVG RESPONSIVE)
   ========================================================================== */
.chart-container {
    width: 100%;
    min-height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.svg-chart {
    width: 100%;
    height: 240px;
    overflow: visible;
}

/* Category Breakdown in Trends */
.category-breakdown-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.cat-progress-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.cat-label-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.88rem;
    font-weight: 600;
}

.cat-bar-track {
    height: 8px;
    background-color: var(--surface-secondary);
    border-radius: 4px;
    overflow: hidden;
}

.cat-bar-fill {
    height: 100%;
    background-color: var(--navy);
    border-radius: 4px;
    transition: width 0.6s ease;
}

/* ==========================================================================
   DATA TABLES & FILTERS
   ========================================================================== */
.view-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    gap: 8px;
    flex-wrap: wrap;
}

.search-filter-box {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1 1 260px;
    min-width: 220px;
    max-width: 480px;
}

.search-input-group {
    position: relative;
    flex: 1;
}

.search-input-group i {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.8rem;
}

.search-input-group input {
    width: 100%;
    padding: 6px 10px 6px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-size: 0.82rem;
    outline: none;
    transition: var(--transition);
}

.search-input-group input:focus {
    border-color: var(--navy);
    box-shadow: 0 0 0 2px rgba(10, 37, 64, 0.08);
}

.select-filter {
    padding: 6px 10px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-size: 0.8rem;
    font-weight: 600;
    outline: none;
    cursor: pointer;
}

.header-btns-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.data-table-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow-x: auto;
    overflow-y: hidden;
    width: 100%;
    -webkit-overflow-scrolling: touch;
    position: relative;
}

.table-responsive {
    overflow-x: auto;
    overflow-y: hidden;
    width: 100%;
    -webkit-overflow-scrolling: touch;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.8rem;
    table-layout: auto;
}

.data-table th {
    background: var(--surface-secondary);
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    padding: 7px 8px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table td {
    padding: 7px 8px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    vertical-align: middle;
    font-size: 0.8rem;
}

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

.data-table tbody tr:hover {
    background-color: #F8FAFC;
}

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

/* Dashboard Specific Table Layout */
.dash-card .data-table {
    table-layout: auto;
    width: 100%;
}

.dash-card .data-table th,
.dash-card .data-table td {
    padding: 6px 8px;
    font-size: 0.78rem;
}

.nowrap {
    white-space: nowrap !important;
}

.text-right {
    text-align: right !important;
}

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

.sales-items-cell {
    max-width: 180px;
    white-space: normal;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.25;
    font-size: 0.78rem;
}

.sale-item-chip {
    display: inline-block;
    background: #F1F5F9;
    color: #1E293B;
    border: 1px solid #E2E8F0;
    padding: 1px 5px;
    border-radius: 4px;
    font-size: 0.74rem;
    white-space: nowrap;
    margin-right: 3px;
    margin-bottom: 2px;
}

.btn-action-icon {
    width: 26px;
    height: 26px;
    border-radius: 6px;
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    color: var(--navy);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.78rem;
    transition: var(--transition);
}

.btn-action-icon:hover {
    background: var(--navy);
    color: var(--gold);
    border-color: var(--navy);
    transform: scale(1.08);
}

.articles-cell {
    max-width: 180px;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    white-space: nowrap !important;
    flex-shrink: 0;
    line-height: 1.2;
}

.badge.gold {
    background-color: rgba(212, 175, 55, 0.18);
    color: #92400E;
    border: 1px solid rgba(212, 175, 55, 0.45);
    font-weight: 800;
}

.badge.success { background-color: #ECFDF5; color: #065F46; border: 1px solid #A7F3D0; }
.badge.alert { background-color: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }
.badge.warning { background-color: #FFFBEB; color: #92400E; border: 1px solid #FDE68A; }
.badge.gray { background-color: #F1F5F9; color: #0F172A; border: 1px solid #CBD5E1; font-weight: 600; }
.badge.info { background-color: #F1F5F9; color: #0F172A; border: 1px solid #CBD5E1; font-weight: 600; }

/* Mini Metric summary row */
.mini-metrics-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 14px;
}

.mini-metric-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
}

.mini-metric-card .label {
    font-size: 0.76rem;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 2px;
}

.mini-metric-card .value {
    font-size: 1.2rem;
    font-weight: 800;
    white-space: nowrap;
}

.mini-metric-card.alert .value { color: var(--alert); }
.mini-metric-card.success .value { color: var(--success); }
.mini-metric-card.info .value { color: var(--navy); }

/* Time filter tabs for Analytics */
.time-filter-buttons {
    display: flex;
    background: var(--surface);
    padding: 4px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    gap: 4px;
}

.btn-filter-tab {
    background: none;
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.btn-filter-tab.active {
    background-color: var(--navy);
    color: var(--white);
}

/* ==========================================================================
   MODULE 9 : CENTRE DE PARAMÈTRES (SETTINGS)
   ========================================================================== */
.settings-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    min-height: 600px;
    overflow: hidden;
}

.settings-sidebar {
    width: 280px;
    background: var(--surface-secondary);
    border-right: 1px solid var(--border);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
}

.settings-sidebar-header {
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.btn-back-to-module {
    background: none;
    border: none;
    color: var(--navy);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-back-to-module:hover {
    color: var(--gold);
}

.settings-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.settings-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: none;
    background: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.92rem;
    cursor: pointer;
    text-align: left;
    width: 100%;
    transition: var(--transition);
}

.settings-nav-item:hover {
    background-color: var(--white);
    color: var(--navy);
}

.settings-nav-item.active {
    background-color: var(--navy);
    color: var(--gold);
    font-weight: 700;
}

.settings-content {
    flex: 1;
    padding: 36px 44px;
}

.settings-tab-pane {
    display: none;
}

.settings-tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.settings-pane-header {
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.settings-pane-header h3 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 4px;
}

.settings-pane-header p {
    font-size: 0.92rem;
    color: var(--text-secondary);
}

.settings-form {
    max-width: 680px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.form-group label {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--navy);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    padding: 10px 14px;
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.92rem;
    outline: none;
    transition: var(--transition);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    min-width: 0;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--navy);
    box-shadow: 0 0 0 3px rgba(10, 37, 64, 0.08);
}

.form-row {
    display: flex;
    gap: 14px;
    width: 100%;
    box-sizing: border-box;
}

.form-row .form-group {
    flex: 1 1 0%;
    min-width: 0;
}

.form-help {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.form-check-group {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
    font-weight: 500;
}

.form-check-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--navy);
}

/* User role cards in settings */
.users-list-mock {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.user-role-card {
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Current Subscription Card */
.subscription-current-card {
    background: linear-gradient(135deg, #0A2540 0%, #06192d 100%);
    color: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    max-width: 600px;
}

.sub-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.sub-header h4 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-top: 6px;
}

.sub-price {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--gold);
}

.sub-price span {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.sub-actions {
    margin-top: 24px;
}

/* Security Box */
.security-info-box {
    display: flex;
    flex-direction: column;
    gap: 14px;
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.sec-item {
    font-size: 0.92rem;
}

/* ==========================================================================
   BUTTONS (APP — iOS Tactile Physics)
   ========================================================================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(180deg, #E2BD44 0%, var(--gold) 100%);
    color: var(--navy-dark);
    font-weight: 700;
    padding: 10px 22px;
    border-radius: var(--radius-pill);
    font-size: 0.92rem;
    letter-spacing: -0.01em;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 14px rgba(212, 175, 55, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.45);
    position: relative;
    user-select: none;
}

.btn-primary:hover {
    background: linear-gradient(180deg, #ECCD50 0%, #D4AF37 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(212, 175, 55, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn-primary:active {
    transform: scale(0.96) translateY(0);
    box-shadow: 0 2px 8px rgba(212, 175, 55, 0.25);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: rgba(255, 255, 255, 0.8);
    color: var(--navy);
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--radius-pill);
    font-size: 0.92rem;
    letter-spacing: -0.01em;
    border: 1px solid var(--border-dark);
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.btn-outline:hover {
    background-color: var(--surface-secondary);
    border-color: var(--navy);
    transform: translateY(-1px);
}

.btn-outline:active {
    transform: scale(0.96) translateY(0);
}

.btn-text {
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 700;
    color: var(--navy);
    padding: 6px 12px;
    border-radius: var(--radius-xs);
    transition: var(--transition);
}

.btn-text:hover {
    color: var(--gold);
    background: rgba(10, 37, 64, 0.04);
}

.btn-text:active {
    transform: scale(0.96);
}

/* ==========================================================================
   MODALS (iOS Frosted Sheet & Pop Physics)
   ========================================================================== */
.app-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(5, 20, 36, 0.45);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease-spring);
}

.app-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.app-modal-card {
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-xl);
    max-width: 680px;
    width: 92%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-pop);
    transform: scale(0.94) translateY(14px);
    transition: transform 0.35s var(--ease-bounce);
    overflow: hidden;
}

.app-modal.active .app-modal-card {
    transform: scale(1) translateY(0);
}

.app-modal-card.modal-sm { max-width: 500px; }
.app-modal-card.modal-lg { max-width: 820px; }
.app-modal-card.modal-xl { max-width: 1140px; width: 95%; max-height: 92vh; }

.btn-close-modal {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    color: var(--navy);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-close-modal:hover {
    background: var(--alert-bg);
    color: var(--alert);
    border-color: rgba(255, 59, 48, 0.3);
    transform: rotate(90deg);
}

.btn-close-modal:active {
    transform: scale(0.92);
}

/* ==========================================================================
   INTERACTIVE COMMERCIAL CALENDAR (ANNUAL & MONTHLY)
   ========================================================================== */
.cal-modal-header {
    padding: 16px 24px;
    background: linear-gradient(180deg, #FFFFFF 0%, var(--surface-secondary) 100%);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.cal-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.cal-icon-badge {
    width: 40px;
    height: 40px;
    background: rgba(212, 175, 55, 0.15);
    border: 1px solid var(--gold-border);
    color: var(--gold);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.cal-header-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.cal-year-nav {
    display: flex;
    align-items: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 3px 6px;
    box-shadow: var(--shadow-sm);
}

.btn-cal-nav {
    background: none;
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--navy);
    cursor: pointer;
    transition: var(--transition);
}

.btn-cal-nav:hover {
    background-color: var(--surface-secondary);
    color: var(--gold);
}

.cal-year-badge {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--navy);
    padding: 0 10px;
    letter-spacing: -0.5px;
    font-variant-numeric: tabular-nums;
}

.cal-view-tabs {
    display: flex;
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    padding: 4px;
    border-radius: var(--radius);
    gap: 4px;
}

.btn-cal-tab {
    background: none;
    border: none;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-cal-tab.active {
    background-color: var(--navy);
    color: #FFFFFF;
    box-shadow: 0 2px 6px rgba(10, 37, 64, 0.2);
}

.cal-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-cal-today {
    background-color: var(--gold-light);
    color: var(--navy);
    border: 1px solid var(--gold-border);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-cal-today:hover {
    background-color: var(--gold);
    color: var(--navy-dark);
}

/* Modal Body & Views */
.cal-modal-body {
    padding: 20px 24px;
    background-color: var(--body-bg);
}

/* Quick Period Selector inside Calendar Modal */
.cal-quick-periods-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.btn-cal-period-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--border);
    background: var(--surface-secondary);
    color: var(--navy);
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.btn-cal-period-pill:hover {
    background: #FFFFFF;
    border-color: var(--gold);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.btn-cal-period-pill:active {
    transform: scale(0.96);
}

.btn-cal-period-pill.active {
    background: var(--navy);
    color: #FFFFFF;
    border-color: var(--navy);
    box-shadow: 0 4px 12px rgba(10, 37, 64, 0.25);
}

.btn-cal-period-pill.active i {
    color: var(--gold);
}

.cal-view-section {
    display: none;
    animation: fadeIn 0.25s ease;
}

.cal-view-section.active {
    display: block;
}

/* ==========================================================================
   ANNUAL 12-MONTH GRID (INSPIRATION 2026 CALENDAR)
   ========================================================================== */
.cal-annual-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

@media (max-width: 1024px) {
    .cal-annual-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .cal-annual-grid {
        grid-template-columns: 1fr;
    }
}

.cal-mini-month-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.cal-mini-month-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--gold);
}

.cal-mini-month-card.current-month {
    border: 1.5px solid var(--navy);
    box-shadow: 0 4px 14px rgba(10, 37, 64, 0.12);
}

.cal-month-header {
    background: linear-gradient(135deg, #C5221F 0%, #E53E3E 100%);
    color: #FFFFFF;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cal-mini-month-card.current-month .cal-month-header {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
}

.cal-month-header strong {
    font-size: 0.88rem;
    font-weight: 800;
    letter-spacing: -0.2px;
}

.cal-month-num-badge {
    background: rgba(255, 255, 255, 0.25);
    border-radius: 12px;
    padding: 1px 7px;
    font-size: 0.72rem;
    font-weight: 800;
}

.cal-mini-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    background: var(--surface-secondary);
    padding: 6px 4px;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

.cal-mini-days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    padding: 8px 4px;
    gap: 2px;
}

.cal-mini-day {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-primary);
    border-radius: 50%;
    position: relative;
    transition: var(--transition);
}

.cal-mini-day.empty {
    pointer-events: none;
    opacity: 0;
}

.cal-mini-day.today {
    background-color: var(--gold);
    color: var(--navy-dark) !important;
    font-weight: 800;
    box-shadow: 0 2px 6px rgba(212, 175, 55, 0.4);
}

.cal-mini-day.has-sales::after {
    content: '';
    position: absolute;
    bottom: 2px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: var(--success);
}

.cal-mini-day.today.has-sales::after {
    background-color: var(--navy-dark);
}

.cal-mini-day.has-debt::before {
    content: '';
    position: absolute;
    top: 2px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: var(--alert);
}

.cal-mini-day:hover:not(.empty) {
    background-color: var(--surface-secondary);
    color: var(--navy);
}

/* ==========================================================================
   MONTHLY DETAILED VIEW
   ========================================================================== */
.cal-month-nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    background: #FFFFFF;
    padding: 12px 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.btn-cal-month-arrow {
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--navy);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-cal-month-arrow:hover {
    background-color: var(--navy);
    color: #FFFFFF;
}

.cal-month-selector-group {
    text-align: center;
}

.cal-month-selector-group h4 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--navy);
}

.cal-monthly-main-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

@media (max-width: 900px) {
    .cal-monthly-main-layout {
        grid-template-columns: 1fr;
    }
}

.cal-detailed-month-table-wrapper {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.cal-month-weekdays-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: var(--navy);
    color: #FFFFFF;
    text-align: center;
    padding: 10px 4px;
    font-weight: 700;
    font-size: 0.82rem;
}

.cal-month-days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--border);
}

.cal-big-day {
    background: #FFFFFF;
    min-height: 72px;
    padding: 6px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    transition: var(--transition);
}

.cal-big-day:hover {
    background-color: #F8FAFC;
}

.cal-big-day.selected {
    background-color: #FFF9E6;
    outline: 2px solid var(--gold);
    z-index: 2;
}

.cal-big-day.today .day-num {
    background-color: var(--gold);
    color: var(--navy-dark);
    font-weight: 800;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.cal-big-day .day-num {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--navy);
}

.cal-big-day.empty {
    background: #F8FAFC;
    opacity: 0.4;
    cursor: default;
}

.cal-day-badges {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-top: 4px;
}

.cal-badge-pill {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 2px 4px;
    border-radius: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

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

.cal-badge-pill.debt {
    background-color: var(--alert-bg);
    color: var(--alert);
}

/* Day Activity Panel */
.cal-day-activity-panel {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.cal-day-panel-header {
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
}

.cal-day-panel-header h5 {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--navy);
}

.cal-day-panel-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 280px;
    overflow-y: auto;
}

.cal-day-item-card {
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.cal-day-item-card strong {
    font-size: 0.85rem;
    color: var(--navy);
    display: block;
}

.cal-day-item-card span {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Legend in footer */
.cal-modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cal-legend {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.legend-dot.today { background-color: var(--gold); }
.legend-dot.sales { background-color: var(--success); }
.legend-dot.debt { background-color: var(--alert); }

.app-modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.app-modal-header h3 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--navy);
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-close-modal {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--text-muted);
    cursor: pointer;
}

.btn-close-modal:hover {
    color: var(--navy);
}

.app-modal-body {
    padding: 24px;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    gap: 18px;
    box-sizing: border-box;
}

.app-modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: var(--surface-secondary);
}

/* Sale/Invoice Line Item Rows */
.sale-items-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    box-sizing: border-box;
}

.sale-item-row {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    box-sizing: border-box;
    background: var(--surface);
    padding: 6px 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.sale-item-row:hover {
    border-color: var(--gold);
}

.sale-item-row .sale-prod-select,
.sale-item-row .inv-prod-select {
    flex: 2.8 1 0%;
    min-width: 0;
    font-size: 0.86rem;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-sizing: border-box;
}

.sale-item-row .sale-manual-name,
.sale-item-row .inv-manual-name {
    flex: 2.8 1 0%;
    min-width: 0;
    font-size: 0.86rem;
    padding: 8px 10px;
    border: 1.5px solid var(--gold);
    border-radius: var(--radius-sm);
    background: #FFFDF5;
    box-sizing: border-box;
    color: var(--navy);
    font-weight: 600;
}

.sale-item-row .sale-unit-price-input,
.sale-item-row .inv-unit-price-input {
    flex: 1.6 1 0%;
    min-width: 75px;
    max-width: 105px;
    font-size: 0.86rem;
    padding: 8px 8px;
    text-align: right;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-sizing: border-box;
    font-weight: 700;
    color: var(--navy);
}

.sale-item-row .sale-qty-input,
.sale-item-row .inv-qty-input {
    flex: 0.9 1 0%;
    min-width: 50px;
    max-width: 65px;
    text-align: center;
    padding: 8px 4px;
    font-size: 0.86rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-sizing: border-box;
    font-weight: 700;
}

.sale-item-row .sale-row-total-disp,
.sale-item-row .inv-row-total-disp {
    flex: 1.5 1 0%;
    min-width: 75px;
    max-width: 105px;
    text-align: right;
    font-weight: 800;
    color: var(--navy);
    font-size: 0.88rem;
    white-space: nowrap;
    padding-right: 4px;
}

.btn-del-row {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--alert);
    cursor: pointer;
    font-size: 1rem;
    flex-shrink: 0;
    transition: var(--transition);
}

.btn-del-row:hover {
    background-color: var(--alert-bg);
    border-color: rgba(239, 68, 68, 0.2);
}

.sale-calculation-summary {
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.calc-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.92rem;
}

.calc-row.total {
    border-top: 1px solid var(--border);
    padding-top: 8px;
    margin-top: 4px;
    font-weight: 800;
    font-size: 1.1rem;
}

/* ==========================================================================
   STUDIO DE CRÉATION DE FACTURE (SPLIT-SCREEN & LIVE PREVIEW)
   ========================================================================== */
.modal-invoice-studio {
    max-width: 1240px !important;
    width: 95vw !important;
    max-height: 92vh !important;
    height: 92vh !important;
    display: flex;
    flex-direction: column;
}

.inv-studio-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.inv-live-badge {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.76rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.inv-studio-split-body {
    display: grid;
    grid-template-columns: 50% 50%;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    background: var(--surface-secondary);
}

.inv-studio-form-col {
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border-right: 1px solid var(--border);
    overflow: hidden;
    height: 100%;
}

.inv-form-scrollable {
    flex: 1;
    overflow-y: auto;
    padding: 20px 22px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.section-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2px;
}

.section-label-row label {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--navy);
}

.inv-items-scroll-box {
    max-height: 240px;
    overflow-y: auto;
    padding-right: 4px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border: 1px dashed var(--border);
    padding: 10px;
    border-radius: var(--radius-sm);
    background: #FAFBFD;
}

.inv-studio-form-footer {
    padding: 14px 22px;
    border-top: 1px solid var(--border);
    background: var(--surface-secondary);
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex-shrink: 0;
}

.inv-actions-row {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.inv-studio-preview-col {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    background: #E8EDF4;
}

/* ==========================================================================
   FACTURE 100% NOIR ET BLANC (ZERO COULEUR DANS LE DOCUMENT)
   ========================================================================== */
.inv-live-paper {
    width: 100%;
    max-width: 540px;
    background: #FFFFFF !important;
    border: 1.5px solid #000000 !important;
    border-radius: 0px !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08) !important;
    padding: 28px 24px;
    font-size: 0.86rem;
    color: #000000 !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.inv-live-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 2px solid #000000 !important;
    padding-bottom: 12px;
    margin-bottom: 16px;
    color: #000000 !important;
}

.inv-live-brand strong {
    font-size: 1.25rem;
    color: #000000 !important;
    display: block;
    font-weight: 900;
    letter-spacing: -0.3px;
}

.inv-live-brand span {
    font-size: 0.76rem;
    color: #111827 !important;
    display: block;
    line-height: 1.35;
}

.inv-live-meta {
    text-align: right;
    color: #000000 !important;
}

.inv-live-doc-badge {
    background: #000000 !important;
    color: #FFFFFF !important;
    font-size: 0.74rem;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 0px !important;
    display: inline-block;
    margin-bottom: 4px;
    letter-spacing: 0.5px;
    border: 1px solid #000000 !important;
}

.inv-live-meta .inv-live-num {
    font-size: 1rem;
    font-weight: 900;
    color: #000000 !important;
    display: block;
}

.inv-live-meta .inv-live-date {
    font-size: 0.78rem;
    color: #111827 !important;
}

.inv-live-client-box {
    background: #FFFFFF !important;
    border: 1.5px solid #000000 !important;
    padding: 10px 14px;
    border-radius: 0px !important;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    font-size: 0.84rem;
    color: #000000 !important;
}

.inv-live-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 16px;
    font-size: 0.82rem;
    border: 1.5px solid #000000 !important;
    background: #FFFFFF !important;
    color: #000000 !important;
}

.inv-live-table th {
    background-color: #000000 !important;
    color: #FFFFFF !important;
    padding: 8px 10px;
    text-align: left;
    font-weight: 800;
    border: 1px solid #000000 !important;
}

.inv-live-table td {
    padding: 8px 10px;
    border: 1px solid #000000 !important;
    background-color: #FFFFFF !important;
    color: #000000 !important;
}

.inv-live-totals-wrap {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-top: 12px;
    border-top: 2px solid #000000 !important;
    gap: 12px;
    color: #000000 !important;
}

.inv-live-stamp {
    font-size: 0.74rem;
    color: #000000 !important;
    border: 1.5px dashed #000000 !important;
    padding: 8px 14px;
    border-radius: 0px !important;
    text-align: center;
    background: #FFFFFF !important;
}

.inv-live-calc-box {
    min-width: 210px;
    font-size: 0.86rem;
    color: #000000 !important;
}

.inv-live-calc-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
    color: #000000 !important;
}

.inv-live-calc-row span,
.inv-live-calc-row strong,
.inv-p-calc-row span,
.inv-p-calc-row strong {
    color: #000000 !important;
}

.inv-live-calc-row.total-gross,
.inv-p-calc-row.total-gross {
    font-weight: 800;
    color: #000000 !important;
}

.inv-live-calc-row.advance-paid,
.inv-p-calc-row.advance-paid {
    color: #000000 !important;
    font-weight: 700;
}

.inv-live-calc-row.total-due,
.inv-p-calc-row.total-due {
    border-top: 2px solid #000000 !important;
    margin-top: 4px;
    padding-top: 4px;
    font-weight: 900;
    font-size: 1.1rem;
    color: #000000 !important;
}

/* ==========================================================================
   PRINTABLE INVOICE PREVIEW (100% BLACK & WHITE)
   ========================================================================== */
.invoice-printable {
    background: #FFFFFF !important;
    padding: 36px 32px;
    border: 1.5px solid #000000 !important;
    border-radius: 0px !important;
    color: #000000 !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.inv-p-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid #000000 !important;
    color: #000000 !important;
}

.inv-p-biz strong {
    font-size: 1.35rem;
    color: #000000 !important;
    display: block;
    font-weight: 900;
}

.inv-p-biz span {
    font-size: 0.8rem;
    color: #111827 !important;
    display: block;
    line-height: 1.35;
}

.inv-p-meta {
    text-align: right;
    color: #000000 !important;
}

.inv-p-meta h2 {
    font-size: 1.35rem;
    color: #000000 !important;
    font-weight: 900;
}

.inv-p-client-box {
    background: #FFFFFF !important;
    border: 1.5px solid #000000 !important;
    padding: 12px 16px;
    border-radius: 0px !important;
    margin-bottom: 20px;
    color: #000000 !important;
}

.inv-p-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    font-size: 0.88rem;
    border: 1.5px solid #000000 !important;
    background: #FFFFFF !important;
    color: #000000 !important;
}

.inv-p-table th {
    background-color: #000000 !important;
    color: #FFFFFF !important;
    padding: 10px 14px;
    text-align: left;
    font-weight: 800;
    border: 1px solid #000000 !important;
}

.inv-p-table td {
    padding: 10px 14px;
    border: 1px solid #000000 !important;
    background-color: #FFFFFF !important;
    color: #000000 !important;
}

.inv-p-totals {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-top: 14px;
    border-top: 2px solid #000000 !important;
    color: #000000 !important;
}

.inv-p-qr {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    color: #111827 !important;
}

.inv-p-qr i {
    font-size: 2.8rem;
    color: #000000 !important;
}

.inv-p-calc {
    min-width: 250px;
    font-size: 0.95rem;
    color: #000000 !important;
}

.inv-p-calc-row {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    color: #000000 !important;
}

@media print {
    body * {
        visibility: hidden;
    }
    .invoice-printable, .invoice-printable * {
        visibility: visible;
    }
    .invoice-printable {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        margin: 0;
        padding: 20px;
        border: none !important;
        background: #FFFFFF !important;
        color: #000000 !important;
    }
}

/* ==========================================================================
   DASHBOARD FAST PERIOD FILTER BAR
   ========================================================================== */
.dash-period-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 16px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    gap: 14px;
    flex-wrap: wrap;
}

.period-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.btn-period-pill {
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    color: var(--navy);
    padding: 7px 14px;
    border-radius: 20px;
    font-size: 0.84rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-period-pill i {
    font-size: 0.82rem;
    color: var(--gold);
}

.btn-period-pill:hover {
    border-color: var(--gold);
    transform: translateY(-1px);
    background: #FFFFFF;
}

.btn-period-pill.active {
    background: var(--navy);
    color: #FFFFFF;
    border-color: var(--navy);
    box-shadow: 0 4px 12px rgba(10, 37, 64, 0.2);
}

.btn-period-pill.active i {
    color: var(--gold);
}

.period-info-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.86rem;
    color: var(--text-primary);
    margin-left: auto;
}

.period-info-left {
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-calendar-trigger {
    background: #FFFFFF;
    border: 1px solid var(--border);
    color: var(--navy);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.btn-calendar-trigger:hover {
    background: var(--navy);
    color: #FFFFFF;
    border-color: var(--navy);
}

/* ==========================================================================
   CENTER SCREEN FEEDBACK OVERLAY (BACKDROP BLUR)
   ========================================================================== */
.center-feedback-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(10, 37, 64, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    pointer-events: none;
}

.center-feedback-backdrop.show {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.center-feedback-card {
    background: #FFFFFF;
    border: 2px solid var(--gold);
    border-radius: 16px;
    padding: 24px 32px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    display: flex;
    align-items: center;
    gap: 18px;
    max-width: 480px;
    width: 90%;
    transform: scale(0.85) translateY(20px);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.center-feedback-backdrop.show .center-feedback-card {
    transform: scale(1) translateY(0);
}

.center-feedback-icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--navy) 0%, #173859 100%);
    color: var(--gold);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(10, 37, 64, 0.25);
}

.center-feedback-content {
    flex: 1;
}

.center-feedback-content h4 {
    margin: 0 0 4px 0;
    font-size: 1.15rem;
    font-weight: 900;
    color: var(--navy);
    letter-spacing: -0.2px;
}

.center-feedback-content p {
    margin: 0;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.center-feedback-badge {
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    color: var(--navy);
    font-size: 0.8rem;
    font-weight: 800;
    padding: 6px 12px;
    border-radius: 20px;
    white-space: nowrap;
}

/* ==========================================================================
   CALENDAR DAY ACTIVITY PANEL ENHANCEMENT
   ========================================================================== */
.cal-day-activity-panel {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow-sm);
}

.cal-activity-chips-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 8px;
}

.cal-chip {
    background: var(--surface-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    text-align: center;
}

.cal-chip span {
    font-size: 0.72rem;
    color: var(--text-muted);
    display: block;
    text-transform: uppercase;
    font-weight: 700;
}

.cal-chip strong {
    font-size: 0.92rem;
    color: var(--navy);
    display: block;
    margin-top: 2px;
}

.cal-chip.green strong { color: var(--success); }
.cal-chip.red strong { color: var(--alert); }

.cal-section-divider {
    font-size: 0.76rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    margin: 8px 0 4px 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-apply-date-to-dash {
    background: var(--navy);
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    font-weight: 800;
    font-size: 0.88rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-top: 10px;
    transition: var(--transition);
}

.btn-apply-date-to-dash:hover {
    background: #173859;
    box-shadow: 0 4px 12px rgba(10, 37, 64, 0.25);
}

/* ==========================================================================
   APP TOAST NOTIFICATION (iOS Dynamic Island Pill Style)
   ========================================================================== */
.app-toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background: rgba(10, 37, 64, 0.88);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    color: var(--white);
    padding: 12px 24px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(212, 175, 55, 0.4);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
    opacity: 0;
    transform: translateY(24px) scale(0.92);
    transition: all 0.35s var(--ease-bounce);
    z-index: 2000;
    pointer-events: none;
    font-size: 0.92rem;
    font-weight: 600;
}

.app-toast.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.app-toast i {
    color: var(--gold);
    font-size: 1.15rem;
}

/* ==========================================================================
   CENTER SCREEN FEEDBACK NOTIFICATION (Backdrop Blur & Pop)
   ========================================================================== */
.center-feedback-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(10, 37, 64, 0.4);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s var(--ease-spring);
}

.center-feedback-backdrop.show {
    opacity: 1;
    pointer-events: auto;
}

.center-feedback-card {
    background: rgba(255, 255, 255, 0.96);
    border: 1.5px solid rgba(212, 175, 55, 0.5);
    border-radius: var(--radius-xl);
    padding: 24px 32px;
    display: flex;
    align-items: center;
    gap: 18px;
    box-shadow: 0 24px 60px rgba(10, 37, 64, 0.3);
    transform: scale(0.88) translateY(12px);
    transition: transform 0.35s var(--ease-bounce);
    max-width: 520px;
    width: 90%;
}

.center-feedback-backdrop.show .center-feedback-card {
    transform: scale(1) translateY(0);
}

.center-feedback-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(10, 37, 64, 0.3);
}

.center-feedback-content {
    flex: 1;
}

.center-feedback-content h4 {
    font-size: 1.12rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 3px;
}

.center-feedback-content p {
    font-size: 0.86rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.center-feedback-badge {
    background: var(--gold-light);
    color: var(--navy-dark);
    border: 1px solid var(--gold-border);
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    font-weight: 800;
    font-size: 0.82rem;
    white-space: nowrap;
}

/* ==========================================================================
   MOBILE BOTTOM NAVIGATION BAR (iOS TabBar Translucency)
   ========================================================================== */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 64px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-top: 1px solid var(--border);
    z-index: 350;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.04);
}

.b-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.b-nav-item:active {
    transform: scale(0.92);
}

.b-nav-item i {
    font-size: 1.2rem;
}

.b-nav-item.active {
    color: var(--navy);
    font-weight: 800;
}

.b-nav-item.active i {
    color: var(--gold);
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS (Pixel-Perfect from 4K down to Mobile)
   ========================================================================== */

/* Large Laptops / High-DPI screens at 100% & 125% zoom (1201px - 1400px) */
@media (max-width: 1400px) {
    :root {
        --sidebar-width: 210px;
    }

    .app-content-container {
        padding: 12px 16px;
    }

    .kpi-grid {
        gap: 10px;
    }

    .kpi-card {
        padding: 12px 14px;
    }

    .dash-layout-grid {
        gap: 12px;
    }

    .mini-metric-card {
        padding: 10px 14px;
    }

    .mini-metric-card .value {
        font-size: 1.15rem;
    }

    .settings-content {
        padding: 20px 24px;
    }
}

/* Standard Laptops & MacBooks at 100% zoom (1025px - 1200px) */
@media (max-width: 1200px) {
    :root {
        --sidebar-width: 200px;
    }

    .app-content-container {
        padding: 12px 14px;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .dash-layout-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .dash-card.span-2,
    .dash-card.span-3 {
        grid-column: span 1;
    }

    .mini-metrics-row {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 10px;
    }

    .settings-container {
        flex-direction: row;
    }

    .settings-sidebar {
        width: 200px;
    }

    .settings-content {
        padding: 18px 20px;
    }
}

/* Compact Tablet & Small Laptops (769px - 1024px) */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 80px;
    }

    .sidebar-logo .logo-text,
    .business-info,
    .nav-section-title,
    .nav-item span,
    .user-details {
        display: none;
    }

    .business-badge {
        justify-content: center;
        padding: 8px;
    }

    .nav-item {
        justify-content: center;
        padding: 14px 0;
    }

    .nav-item i {
        font-size: 1.25rem;
    }

    .sidebar-footer {
        justify-content: center;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .dash-layout-grid {
        grid-template-columns: 1fr;
    }

    .dash-card.span-2,
    .dash-card.span-3 {
        grid-column: span 1;
    }

    .mini-metrics-row {
        grid-template-columns: 1fr;
    }

    .settings-container {
        flex-direction: column;
    }

    .settings-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 16px;
    }

    .settings-content {
        padding: 20px;
    }
}

/* Mobile Devices (<= 768px) */
@media (max-width: 768px) {
    :root {
        --sidebar-width: 0px;
        --topbar-height: 60px;
    }

    .app-sidebar {
        transform: translateX(-100%);
        width: 270px;
        top: 0;
    }

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

    .sidebar-close-btn {
        display: block;
    }

    .sidebar-collapse-btn {
        display: none;
    }

    .sidebar-logo .logo-text,
    .business-info,
    .nav-section-title,
    .nav-item span,
    .user-details {
        display: flex;
    }

    .nav-item span {
        display: inline;
    }

    .nav-item {
        justify-content: flex-start;
        padding: 12px 14px;
    }

    .mobile-nav-toggle {
        display: block;
    }

    .app-topbar {
        padding: 0 16px;
    }

    .topbar-date {
        display: none;
    }

    .app-content-container {
        padding: 16px;
        padding-bottom: 80px; /* space for bottom nav */
    }

    .mobile-bottom-nav {
        display: flex;
    }

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

    .form-row {
        flex-direction: column;
        gap: 12px;
    }

    .mini-metrics-row {
        grid-template-columns: 1fr;
    }

    .view-header-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-filter-box {
        max-width: 100%;
        flex-direction: column;
    }

    .settings-content {
        padding: 20px;
    }
}

/* QR Code & Barcode Camera Scanner */
.scanner-viewport-box {
    position: relative;
    width: 100%;
    height: 190px;
    background: #051424;
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.6);
}

.scanner-laser-line {
    position: absolute;
    top: 0;
    left: 10%;
    width: 80%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #D4AF37, #FFFFFF, #D4AF37, transparent);
    box-shadow: 0 0 12px #D4AF37, 0 0 24px #E5C058;
    animation: scannerSweep 2s ease-in-out infinite alternate;
}

@keyframes scannerSweep {
    0% { top: 15%; opacity: 0.8; }
    100% { top: 85%; opacity: 1; }
}

.scanner-corner {
    position: absolute;
    width: 22px;
    height: 22px;
    border-color: var(--gold);
    border-style: solid;
}

.scanner-corner.tl { top: 16px; left: 16px; border-width: 3px 0 0 3px; border-top-left-radius: 4px; }
.scanner-corner.tr { top: 16px; right: 16px; border-width: 3px 3px 0 0; border-top-right-radius: 4px; }
.scanner-corner.bl { bottom: 16px; left: 16px; border-width: 0 0 3px 3px; border-bottom-left-radius: 4px; }
.scanner-corner.br { bottom: 16px; right: 16px; border-width: 0 3px 3px 0; border-bottom-right-radius: 4px; }

.scanner-target-icon {
    font-size: 2.6rem;
    color: rgba(212, 175, 55, 0.4);
    animation: pulse 2s infinite ease-in-out;
}

.scanner-instruction {
    font-size: 0.76rem;
    color: rgba(255, 255, 255, 0.85);
    margin-top: 10px;
    font-weight: 600;
}

/* Thermal POS Receipt Paper Card */
.thermal-receipt-paper {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    padding: 20px 18px;
    box-shadow: var(--shadow-sm);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, monospace, sans-serif;
    color: #0F172A;
}

.receipt-header {
    text-align: center;
    border-bottom: 2px dashed #CBD5E1;
    padding-bottom: 12px;
    margin-bottom: 12px;
}

.receipt-header h4 {
    margin: 0;
    font-size: 1.15rem;
    color: var(--navy);
    font-weight: 800;
}

.receipt-header p {
    margin: 2px 0;
    font-size: 0.76rem;
    color: var(--text-secondary);
}

.receipt-meta-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.receipt-items-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
    margin: 10px 0;
}

.receipt-items-table th {
    border-bottom: 1px solid #0F172A;
    padding: 4px 0;
    font-size: 0.72rem;
    text-transform: uppercase;
}

.receipt-items-table td {
    padding: 6px 0;
    border-bottom: 1px dashed #E2E8F0;
}

.receipt-total-block {
    border-top: 2px dashed #0F172A;
    padding-top: 10px;
    margin-top: 10px;
}

.receipt-total-row {
    display: flex;
    justify-content: space-between;
    font-size: 1rem;
    font-weight: 800;
    color: var(--navy);
}

.receipt-footer-thanks {
    text-align: center;
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-top: 14px;
    border-top: 1px dashed #CBD5E1;
    padding-top: 10px;
}

/* Customer Profile Modal Hero */
.customer-profile-hero {
    display: flex;
    align-items: center;
    gap: 14px;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: var(--radius);
    padding: 14px 16px;
    margin-bottom: 16px;
}

.cust-profile-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold) 0%, #BF9B2D 100%);
    color: var(--navy-dark);
    font-weight: 800;
    font-size: 1.15rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cust-profile-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.cust-stat-pill {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    text-align: center;
}

.cust-stat-pill span {
    font-size: 0.72rem;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 2px;
}

.cust-stat-pill strong {
    font-size: 1rem;
    font-weight: 800;
    color: var(--navy);
}

/* Center Screen Feedback Overlay (Backdrop-Blur) */
.center-feedback-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 37, 64, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s var(--ease-spring);
}

.center-feedback-backdrop.show,
.center-feedback-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.center-feedback-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px 26px;
    box-shadow: 0 20px 40px rgba(10, 37, 64, 0.25);
    display: flex;
    align-items: center;
    gap: 16px;
    max-width: 440px;
    width: 90%;
    transform: scale(0.92);
    transition: transform 0.28s var(--ease-bounce);
}

.center-feedback-backdrop.show .center-feedback-card,
.center-feedback-backdrop.active .center-feedback-card {
    transform: scale(1);
}

.center-feedback-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(212, 175, 55, 0.16);
    border: 1px solid var(--gold-border);
    color: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.center-feedback-content h4 {
    margin: 0 0 4px 0;
    font-size: 1.05rem;
    color: var(--navy);
    font-weight: 800;
}

.center-feedback-content p {
    margin: 0;
    font-size: 0.84rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.center-feedback-badge {
    margin-left: auto;
    background: var(--navy);
    color: #FFFFFF;
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    font-size: 0.76rem;
    font-weight: 700;
    white-space: nowrap;
}

/* App Toast Notification */
.app-toast {
    position: fixed;
    bottom: 28px;
    right: 28px;
    background: var(--navy-dark);
    color: #FFFFFF;
    border: 1px solid var(--gold-border);
    border-radius: var(--radius-pill);
    padding: 12px 22px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    font-weight: 700;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
    z-index: 10000;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: all 0.28s var(--ease-spring);
}

.app-toast.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.app-toast i {
    color: var(--gold);
    font-size: 1.1rem;
}

/* Subscription Plans & PayTech Checkout */
.btn-topbar-sub-badge:hover {
    background: rgba(212, 175, 55, 0.28) !important;
    transform: translateY(-1px);
}

.sub-plan-card {
    transition: transform 0.25s var(--ease-spring), box-shadow 0.25s var(--ease-spring);
}

.sub-plan-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(10, 37, 64, 0.12);
}

.paytech-method-btn {
    transition: transform 0.2s, border-color 0.2s;
}

.paytech-method-btn:hover {
    transform: scale(1.02);
}

@media (max-width: 860px) {
    .sub-plans-grid {
        grid-template-columns: 1fr !important;
    }
}

/* ==========================================================================
   STRICT NOIR & BLANC PRINT STYLING (FACTURES & REÇUS PROFESSIONNELS)
   ========================================================================== */
@media print {
    *, *::before, *::after {
        box-shadow: none !important;
        text-shadow: none !important;
    }

    .demo-banner,
    .app-sidebar,
    .app-topbar,
    .mobile-bottom-nav,
    .app-modal-header,
    .app-modal-footer,
    .view-header-bar,
    .btn,
    button,
    .badge:not(.print-badge),
    .app-modal:not(.active) {
        display: none !important;
    }

    body.app-body, 
    .app-main, 
    .app-content {
        background: #FFFFFF !important;
        color: #000000 !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .app-modal.active {
        position: static !important;
        background: #FFFFFF !important;
        opacity: 1 !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    .app-modal.active .app-modal-card {
        box-shadow: none !important;
        max-width: 100% !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    /* Rendu Strictement Noir & Blanc de la Facture */
    .invoice-printable {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 24px !important;
        background: #FFFFFF !important;
        color: #000000 !important;
        border: 2px solid #000000 !important;
        font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
        page-break-inside: avoid;
    }

    .invoice-printable * {
        color: #000000 !important;
        background: transparent !important;
        border-color: #000000 !important;
    }

    .invoice-printable table {
        border-collapse: collapse !important;
        width: 100% !important;
    }

    .invoice-printable th {
        background: #000000 !important;
        color: #FFFFFF !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        border: 1px solid #000000 !important;
    }

    .invoice-printable td {
        border: 1px solid #000000 !important;
        padding: 8px !important;
    }

    .invoice-printable .inv-p-header,
    .invoice-printable .inv-p-totals {
        border-top: 2px solid #000000 !important;
        border-bottom: 2px solid #000000 !important;
    }

    /* Rendu Ticket Thermique Reçu Caisse Noir & Blanc */
    .receipt-ticket {
        width: 80mm !important;
        max-width: 80mm !important;
        margin: 0 auto !important;
        padding: 10px !important;
        background: #FFFFFF !important;
        color: #000000 !important;
        border: 1px dashed #000000 !important;
    }

    .receipt-ticket * {
        color: #000000 !important;
        border-color: #000000 !important;
    }
}