/**
 * Farmascontrino - Main Stylesheet
 * Design System based on San Rocco Design System
 * Colors: Pharmacy Green (#006b51), Petrol Blue (#376478), Aqua accents
 * Font: Inter
 * Style: Modern, clean, pharmacy premium SaaS
 */

/* ===== CSS RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    /* Primary - Pharmacy Green */
    --primary: #006b51;
    --primary-container: #008767;
    --on-primary: #ffffff;
    --on-primary-container: #ffffff;
    --primary-fixed: #8ef6d0;
    --primary-fixed-dim: #71d9b4;
    --surface-tint: #006c52;

    /* Secondary - Petrol Blue */
    --secondary: #376478;
    --secondary-container: #b9e6fe;
    --on-secondary: #ffffff;
    --on-secondary-container: #3b687d;
    --secondary-fixed-dim: #a0cde4;

    /* Tertiary - Aqua */
    --tertiary: #006a5a;
    --tertiary-container: #008671;
    --on-tertiary: #ffffff;
    --tertiary-fixed: #58fbda;
    --tertiary-fixed-dim: #2cdebf;

    /* Error */
    --error: #ba1a1a;
    --error-container: #ffdad6;
    --on-error: #ffffff;
    --on-error-container: #93000a;

    /* Surfaces */
    --surface: #f8fafb;
    --surface-dim: #d8dadb;
    --surface-bright: #f8fafb;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #f2f4f5;
    --surface-container: #eceeef;
    --surface-container-high: #e6e8e9;
    --surface-container-highest: #e1e3e4;
    --surface-variant: #e1e3e4;

    /* On Surface */
    --on-surface: #191c1d;
    --on-surface-variant: #3e4944;
    --inverse-surface: #2e3132;
    --inverse-on-surface: #eff1f2;

    /* Outline */
    --outline: #6e7a73;
    --outline-variant: #bdc9c2;

    /* Background */
    --background: #f8fafb;
    --on-background: #191c1d;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
    --shadow: 0 4px 20px rgba(0,0,0,0.04);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);

    /* Sidebar */
    --sidebar-width: 260px;
    --header-height: 64px;
}

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--background);
    color: var(--on-surface);
    line-height: 1.5;
    min-height: 100vh;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

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

/* ===== TYPOGRAPHY ===== */
.text-display { font-size: 44px; font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }
.text-headline-lg { font-size: 32px; font-weight: 600; line-height: 1.25; letter-spacing: -0.01em; }
.text-headline-md { font-size: 24px; font-weight: 600; line-height: 1.33; }
.text-headline-sm { font-size: 20px; font-weight: 600; line-height: 1.4; }
.text-body-lg { font-size: 18px; line-height: 1.56; }
.text-body-md { font-size: 16px; line-height: 1.5; }
.text-label-md { font-size: 14px; font-weight: 500; line-height: 1.43; letter-spacing: 0.01em; }
.text-label-sm { font-size: 12px; font-weight: 600; line-height: 1.33; letter-spacing: 0.05em; }
.text-label-xs { font-size: 10px; font-weight: 600; line-height: 1.4; letter-spacing: 0.05em; text-transform: uppercase; }

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

/* ===== SIDEBAR ===== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--surface-container-low);
    border-right: 1px solid var(--outline-variant);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    padding: var(--space-md);
    overflow-y: auto;
    transition: transform 0.3s ease;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-xs);
    margin-bottom: var(--space-lg);
}

.sidebar-logo .logo-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--on-primary-container);
    font-size: 20px;
    flex-shrink: 0;
}

.sidebar-logo .logo-text h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.sidebar-logo .logo-text span {
    font-size: 11px;
    color: var(--on-surface-variant);
    font-weight: 500;
}

.sidebar .btn-new-sale {
    width: 100%;
    margin-bottom: var(--space-lg);
}

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

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 10px 12px;
    border-radius: var(--radius);
    color: var(--on-surface-variant);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.15s ease;
    text-decoration: none;
}

.sidebar-nav a:hover {
    background: var(--surface-container-high);
    text-decoration: none;
}

.sidebar-nav a.active {
    background: var(--primary-container);
    color: var(--on-primary-container);
    font-weight: 600;
}

.sidebar-nav a .material-symbols-outlined {
    font-size: 20px;
}

.sidebar-nav .nav-section {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--outline-variant);
}

.sidebar-footer {
    margin-top: auto;
    padding-top: var(--space-md);
    border-top: 1px solid var(--outline-variant);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

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

/* ===== HEADER ===== */
.top-header {
    height: var(--header-height);
    background: var(--surface-bright);
    border-bottom: 1px solid var(--outline-variant);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-xl);
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

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

.header-left h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

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

.header-search {
    position: relative;
    width: 280px;
}

.header-search input {
    width: 100%;
    padding: 8px 16px 8px 40px;
    background: var(--surface-container-low);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-full);
    font-size: 14px;
    color: var(--on-surface);
    outline: none;
    transition: border-color 0.2s;
}

.header-search input:focus {
    border-color: var(--primary);
}

.header-search .material-symbols-outlined {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    color: var(--on-surface-variant);
}

.header-icon-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    border: none;
    background: transparent;
    color: var(--on-surface-variant);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: background 0.15s;
}

.header-icon-btn:hover {
    background: var(--surface-container);
}

.header-icon-btn .notif-dot {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    background: var(--error);
    border-radius: var(--radius-full);
    border: 2px solid var(--surface-bright);
}

.header-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--secondary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--on-secondary-container);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    border: 1px solid var(--outline-variant);
}

.demo-badge {
    background: var(--tertiary-container);
    color: var(--on-tertiary);
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mobile-menu-btn {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--on-surface-variant);
    cursor: pointer;
    border-radius: var(--radius);
    align-items: center;
    justify-content: center;
}

/* ===== PAGE CONTENT ===== */
.page-content {
    flex: 1;
    padding: var(--space-lg) var(--space-xl);
    max-width: 1440px;
    width: 100%;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-lg);
    gap: var(--space-md);
    flex-wrap: wrap;
}

.page-header h2 {
    font-size: 26px;
    font-weight: 600;
    color: var(--on-surface);
}

.page-header p {
    font-size: 16px;
    color: var(--on-surface-variant);
    margin-top: 4px;
}

.page-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* ===== CARDS ===== */
.card {
    background: var(--surface-container-lowest);
    border-radius: var(--radius-lg);
    border: 1px solid var(--outline-variant);
    box-shadow: var(--shadow);
    padding: var(--space-lg);
}

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

.card-header h3 {
    font-size: 18px;
    font-weight: 600;
}

/* ===== KPI CARDS ===== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.kpi-card {
    background: var(--surface-container-lowest);
    border-radius: var(--radius-lg);
    border: 1px solid var(--outline-variant);
    box-shadow: var(--shadow);
    padding: var(--space-lg);
    position: relative;
    overflow: hidden;
}

.kpi-card .kpi-icon {
    position: absolute;
    top: 12px;
    right: 12px;
    font-size: 48px;
    color: var(--primary);
    opacity: 0.1;
}

.kpi-card .kpi-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface-variant);
    margin-bottom: var(--space-sm);
}

.kpi-card .kpi-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--on-surface);
    line-height: 1.1;
}

.kpi-card .kpi-trend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    margin-top: var(--space-sm);
}

.kpi-card .kpi-trend.up {
    background: var(--primary-container);
    color: var(--on-primary-container);
}

.kpi-card .kpi-trend.down {
    background: var(--error-container);
    color: var(--on-error-container);
}

.kpi-card .kpi-footer {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--outline-variant);
    font-size: 12px;
    color: var(--on-surface-variant);
}

/* ===== GRID LAYOUTS ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }
.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-md); }
.grid-1-2 { display: grid; grid-template-columns: 1fr 2fr; gap: var(--space-md); }

/* ===== TABLES ===== */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--outline-variant);
    background: var(--surface-container-lowest);
}

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

table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--on-surface-variant);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--surface-container-low);
    border-bottom: 1px solid var(--outline-variant);
}

table td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--surface-container);
    color: var(--on-surface);
}

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

table tr:hover td {
    background: var(--surface-container-low);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
    white-space: nowrap;
    min-height: 40px;
}

.btn:hover { text-decoration: none; }

.btn-primary {
    background: var(--primary);
    color: var(--on-primary);
}
.btn-primary:hover { background: var(--surface-tint); }

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}
.btn-secondary:hover { background: var(--primary-container); color: var(--on-primary-container); }

.btn-ghost {
    background: transparent;
    color: var(--on-surface-variant);
    border: 1px solid var(--outline-variant);
}
.btn-ghost:hover { background: var(--surface-container); }

.btn-danger {
    background: var(--error);
    color: var(--on-error);
}
.btn-danger:hover { background: var(--on-error-container); color: var(--error); }

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
    min-height: 32px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 16px;
    min-height: 48px;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius-full);
    min-height: 36px;
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.badge-success { background: var(--primary-container); color: var(--on-primary-container); }
.badge-info { background: var(--secondary-container); color: var(--on-secondary-container); }
.badge-warning { background: #fff3cd; color: #856404; }
.badge-danger { background: var(--error-container); color: var(--on-error-container); }
.badge-default { background: var(--surface-container); color: var(--on-surface-variant); }

/* ===== FORMS ===== */
.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface-variant);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
    color: var(--on-surface);
    background: var(--surface-container-lowest);
    outline: none;
    transition: border-color 0.2s;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(0,107,81,0.15);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236e7a73' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

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

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

/* ===== ALERTS ===== */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius);
    margin-bottom: var(--space-md);
}

.alert .material-symbols-outlined { font-size: 24px; flex-shrink: 0; }

.alert-success { background: var(--primary-container); color: var(--on-primary-container); }
.alert-danger { background: var(--error-container); color: var(--on-error-container); }
.alert-warning { background: #fff3cd; color: #856404; }
.alert-info { background: var(--secondary-container); color: var(--on-secondary-container); }

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 14px 20px;
    border-radius: var(--radius);
    background: var(--surface-container-lowest);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary);
    min-width: 300px;
    animation: slideIn 0.3s ease;
}

.toast.toast-success { border-left-color: var(--primary); }
.toast.toast-error { border-left-color: var(--error); }
.toast.toast-info { border-left-color: var(--secondary); }

.toast .material-symbols-outlined { font-size: 20px; color: var(--primary); }
.toast.toast-error .material-symbols-outlined { color: var(--error); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--surface-container-lowest);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
}

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

.modal-header h3 {
    font-size: 20px;
    font-weight: 600;
}

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

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-lg);
    border-top: 1px solid var(--outline-variant);
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--on-surface-variant);
}

.modal-close:hover {
    background: var(--surface-container);
}

/* ===== LOGIN PAGE ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--surface) 0%, var(--surface-container-low) 100%);
    padding: var(--space-lg);
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--surface-container-lowest);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-2xl);
    border: 1px solid var(--outline-variant);
}

.login-logo {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.login-logo .logo-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background: var(--primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    color: var(--on-primary-container);
    font-size: 32px;
}

.login-logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.login-logo p {
    font-size: 14px;
    color: var(--on-surface-variant);
}

.login-card .demo-notice {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--tertiary-container);
    color: var(--on-tertiary);
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    text-align: center;
    justify-content: center;
}

.login-card .demo-notice .material-symbols-outlined { font-size: 16px; }

/* ===== POS SPECIFIC ===== */
.pos-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-lg);
    height: calc(100vh - var(--header-height) - 120px);
}

.pos-products {
    overflow-y: auto;
    padding-right: var(--space-sm);
}

.pos-categories {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.pos-categories .cat-btn {
    padding: 6px 16px;
    border-radius: var(--radius-full);
    border: 1px solid var(--outline-variant);
    background: var(--surface-container-lowest);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    color: var(--on-surface-variant);
}

.pos-categories .cat-btn.active,
.pos-categories .cat-btn:hover {
    background: var(--primary);
    color: var(--on-primary);
    border-color: var(--primary);
}

.pos-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--space-md);
}

.pos-product-card {
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius);
    padding: var(--space-md);
    cursor: pointer;
    transition: all 0.15s;
}

.pos-product-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.pos-product-card .product-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--on-surface);
}

.pos-product-card .product-category {
    font-size: 11px;
    color: var(--on-surface-variant);
    margin-bottom: var(--space-sm);
}

.pos-product-card .product-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

.pos-product-card .product-stock {
    font-size: 11px;
    color: var(--on-surface-variant);
    margin-top: 4px;
}

/* Cart */
.pos-cart {
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pos-cart-header {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--outline-variant);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pos-cart-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.pos-cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
}

.cart-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--surface-container);
}

.cart-item:last-child { border-bottom: none; }

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-size: 14px;
    font-weight: 500;
}

.cart-item-price {
    font-size: 12px;
    color: var(--on-surface-variant);
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: 4px;
}

.cart-item-qty button {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    border: 1px solid var(--outline-variant);
    background: var(--surface-container-low);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--on-surface);
}

.cart-item-qty button:hover {
    background: var(--surface-container-high);
}

.cart-item-qty span {
    min-width: 24px;
    text-align: center;
    font-weight: 600;
    font-size: 14px;
}

.cart-item-total {
    font-weight: 600;
    font-size: 14px;
    min-width: 60px;
    text-align: right;
}

.cart-item-remove {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--error);
    cursor: pointer;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-remove:hover {
    background: var(--error-container);
}

.pos-cart-footer {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--outline-variant);
    background: var(--surface-container-low);
}

.cart-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.cart-total-row.total {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 2px solid var(--outline-variant);
}

.cart-empty {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--on-surface-variant);
}

.cart-empty .material-symbols-outlined {
    font-size: 48px;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

/* ===== KANBAN ===== */
.kanban-board {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    min-height: 400px;
}

.kanban-column {
    background: var(--surface-container-low);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
}

.kanban-column-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--outline-variant);
}

.kanban-column-header h4 {
    font-size: 14px;
    font-weight: 600;
}

.kanban-column-header .count {
    background: var(--surface-container-highest);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
}

.kanban-card {
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius);
    padding: var(--space-md);
    margin-bottom: var(--space-sm);
    cursor: pointer;
    transition: box-shadow 0.15s;
}

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

.kanban-card .card-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.kanban-card .card-detail {
    font-size: 12px;
    color: var(--on-surface-variant);
    margin-bottom: 2px;
}

.kanban-card .card-actions {
    display: flex;
    gap: 4px;
    margin-top: var(--space-sm);
}

/* ===== CHAT / AI ===== */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - var(--header-height) - 120px);
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.chat-header {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--outline-variant);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.chat-header .ai-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--primary), var(--tertiary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.chat-message {
    display: flex;
    gap: var(--space-md);
    max-width: 80%;
}

.chat-message.ai {
    align-self: flex-start;
}

.chat-message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.chat-message .msg-bubble {
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    font-size: 14px;
    line-height: 1.5;
}

.chat-message.ai .msg-bubble {
    background: var(--surface-container);
    color: var(--on-surface);
}

.chat-message.user .msg-bubble {
    background: var(--primary);
    color: var(--on-primary);
}

.chat-input-area {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--outline-variant);
    display: flex;
    gap: var(--space-sm);
}

.chat-input-area input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-full);
    font-size: 14px;
    outline: none;
}

.chat-input-area input:focus {
    border-color: var(--primary);
}

.chat-quick-prompts {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    flex-wrap: wrap;
    border-top: 1px solid var(--outline-variant);
}

.chat-quick-prompts button {
    padding: 6px 12px;
    border-radius: var(--radius-full);
    border: 1px solid var(--outline-variant);
    background: var(--surface-container-low);
    font-size: 12px;
    cursor: pointer;
    color: var(--on-surface-variant);
    transition: all 0.15s;
}

.chat-quick-prompts button:hover {
    background: var(--primary-container);
    color: var(--on-primary-container);
    border-color: var(--primary);
}

/* ===== MONITOR GAIA ===== */
.monitor-preview {
    width: 360px;
    aspect-ratio: 9/16;
    background: var(--inverse-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    margin: 0 auto;
}

.monitor-content {
    padding: var(--space-lg);
    color: white;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.monitor-content .monitor-title {
    font-size: 24px;
    font-weight: 700;
}

.monitor-content .monitor-promo {
    background: rgba(255,255,255,0.15);
    border-radius: var(--radius);
    padding: var(--space-md);
    margin-bottom: var(--space-sm);
}

/* ===== DELIVERY MAP ===== */
.pharmacy-map {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--surface-container-low);
    border-radius: var(--radius-lg);
    min-height: 200px;
}

.pharmacy-map .zone {
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius);
    padding: var(--space-md);
    text-align: center;
    font-size: 12px;
    font-weight: 500;
    color: var(--on-surface-variant);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.pharmacy-map .zone .material-symbols-outlined {
    font-size: 24px;
    color: var(--primary);
}

.pharmacy-map .zone.active {
    border-color: var(--primary);
    background: var(--primary-container);
    color: var(--on-primary-container);
}

/* ===== CHART BAR ===== */
.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: var(--space-sm);
    height: 200px;
    padding: var(--space-md) 0;
}

.chart-bar {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    height: 100%;
    justify-content: flex-end;
}

.chart-bar .bar {
    width: 100%;
    max-width: 48px;
    background: var(--primary-container);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: background 0.2s;
    position: relative;
}

.chart-bar .bar:hover {
    background: var(--primary);
}

.chart-bar .bar-label {
    font-size: 11px;
    color: var(--on-surface-variant);
    font-weight: 500;
}

.chart-bar .bar-value {
    font-size: 10px;
    font-weight: 600;
    color: var(--on-surface);
}

/* ===== PROGRESS BAR ===== */
.progress-bar {
    height: 6px;
    background: var(--surface-container);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar .progress {
    height: 100%;
    background: var(--primary);
    border-radius: var(--radius-full);
    transition: width 0.3s;
}

/* ===== LIST ITEMS ===== */
.list-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--surface-container);
}

.list-item:last-child { border-bottom: none; }

.list-item .item-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: var(--surface-container);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--on-surface-variant);
    flex-shrink: 0;
}

.list-item .item-info { flex: 1; }
.list-item .item-title { font-size: 14px; font-weight: 600; }
.list-item .item-subtitle { font-size: 12px; color: var(--on-surface-variant); }
.list-item .item-action { text-align: right; }

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--on-surface-variant);
}

.empty-state .material-symbols-outlined {
    font-size: 64px;
    opacity: 0.3;
    margin-bottom: var(--space-md);
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--on-surface);
}

.empty-state p {
    font-size: 14px;
    max-width: 300px;
    margin: 0 auto;
}

/* ===== BOTTOM NAV (MOBILE) ===== */
.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface-container-lowest);
    border-top: 1px solid var(--outline-variant);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.04);
    z-index: 100;
    padding: 8px 0 env(safe-area-inset-bottom, 8px);
}

.bottom-nav .nav-items {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.bottom-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 4px 12px;
    color: var(--on-surface-variant);
    font-size: 10px;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-full);
    transition: all 0.15s;
}

.bottom-nav a.active {
    color: var(--primary);
    background: var(--primary-container);
}

.bottom-nav a .material-symbols-outlined {
    font-size: 22px;
}

/* ===== RECEIPT ===== */
.receipt {
    max-width: 400px;
    margin: 0 auto;
    background: white;
    border: 1px dashed var(--outline-variant);
    border-radius: var(--radius);
    padding: var(--space-lg);
    font-family: 'Courier New', monospace;
}

.receipt-header {
    text-align: center;
    border-bottom: 1px dashed var(--outline-variant);
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-md);
}

.receipt-header h3 {
    font-size: 18px;
    font-weight: 700;
}

.receipt-items {
    margin-bottom: var(--space-md);
}

.receipt-item {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 13px;
}

.receipt-total {
    border-top: 1px dashed var(--outline-variant);
    padding-top: var(--space-md);
    display: flex;
    justify-content: space-between;
    font-size: 18px;
    font-weight: 700;
}

/* ===== SEND CHANNELS ===== */
.send-channels {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--space-md);
}

.send-channel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
    background: var(--surface-container-lowest);
}

.send-channel:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.send-channel .material-symbols-outlined {
    font-size: 32px;
    color: var(--primary);
}

.send-channel span {
    font-size: 13px;
    font-weight: 500;
}

/* ===== INTEGRATION CARDS ===== */
.integration-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

.integration-card {
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius);
    padding: var(--space-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.integration-card .int-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    background: var(--surface-container);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--on-surface-variant);
    flex-shrink: 0;
}

.integration-card .int-info { flex: 1; }
.integration-card .int-name { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.integration-card .int-desc { font-size: 12px; color: var(--on-surface-variant); }

/* ===== FILTERS BAR ===== */
.filters-bar {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
    align-items: center;
}

.filters-bar .search-input {
    flex: 1;
    min-width: 200px;
    position: relative;
}

.filters-bar .search-input input {
    width: 100%;
    padding: 8px 14px 8px 36px;
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius);
    font-size: 14px;
    outline: none;
}

.filters-bar .search-input input:focus {
    border-color: var(--primary);
}

.filters-bar .search-input .material-symbols-outlined {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    color: var(--on-surface-variant);
}

/* ===== CUSTOMER DETAIL ===== */
.customer-profile {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--space-lg);
}

.customer-sidebar {
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
}

.customer-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    background: var(--primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    font-size: 32px;
    font-weight: 700;
    color: var(--on-primary-container);
}

.customer-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    font-size: 14px;
    text-align: left;
}

.customer-info-item .material-symbols-outlined {
    font-size: 18px;
    color: var(--on-surface-variant);
}

/* ===== AI DISCLAIMER ===== */
.ai-disclaimer {
    background: var(--secondary-container);
    color: var(--on-secondary-container);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius);
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.ai-disclaimer .material-symbols-outlined { font-size: 18px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .pos-layout {
        grid-template-columns: 1fr;
        height: auto;
    }
    .kanban-board {
        grid-template-columns: repeat(2, 1fr);
    }
    .customer-profile {
        grid-template-columns: 1fr;
    }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .mobile-menu-btn {
        display: flex;
    }
    .bottom-nav {
        display: block;
    }
    .page-content {
        padding: var(--space-md);
        padding-bottom: 100px;
    }
    .top-header {
        padding: 0 var(--space-md);
    }
    .header-search {
        display: none;
    }
    .kpi-grid {
        grid-template-columns: 1fr 1fr;
    }
    .grid-2, .grid-2-1, .grid-1-2 {
        grid-template-columns: 1fr;
    }
    .kanban-board {
        grid-template-columns: 1fr;
    }
    .pos-product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .text-display { font-size: 32px; }
    .text-headline-lg { font-size: 24px; }
    .page-header h2 { font-size: 22px; }
}

@media (max-width: 480px) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    .pos-product-grid {
        grid-template-columns: 1fr;
    }
    .send-channels {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===== UTILITY CLASSES ===== */
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-error { color: var(--error); }
.text-muted { color: var(--on-surface-variant); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.flex-wrap { flex-wrap: wrap; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.overflow-hidden { overflow: hidden; }
.relative { position: relative; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }