/* ============================================================================
   FinanceiraOS — Design System
   Sistema financeiro profissional com estética moderna
   ============================================================================ */

/* === FONTS === */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

/* === CSS VARIABLES === */
:root {
    /* Primary - Deep Ocean Blue */
    --primary-50:  #eef4ff;
    --primary-100: #d9e6ff;
    --primary-200: #bcd3ff;
    --primary-300: #8eb8ff;
    --primary-400: #5990ff;
    --primary-500: #3366ff;
    --primary-600: #1a40f5;
    --primary-700: #1632e1;
    --primary-800: #182ab6;
    --primary-900: #1a2a8f;
    --primary:     #3366ff;

    /* Accent - Emerald Success */
    --accent-400: #34d399;
    --accent-500: #10b981;
    --accent-600: #059669;
    --accent:     #10b981;

    /* Warning */
    --warning-400: #fbbf24;
    --warning-500: #f59e0b;
    --warning:     #f59e0b;

    /* Danger */
    --danger-400: #f87171;
    --danger-500: #ef4444;
    --danger-600: #dc2626;
    --danger:     #ef4444;

    /* Neutrals - Slate */
    --gray-50:  #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --gray-950: #020617;

    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --header-height: 64px;
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --shadow-glow: 0 0 20px rgba(51,102,255,0.15);

    /* Backgrounds */
    --bg-body: #f1f5f9;
    --bg-card: #ffffff;
    --bg-sidebar: #0f172a;
    --bg-input: #ffffff;
    --bg-hover: #f8fafc;

    /* Text */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;

    /* Borders */
    --border: #e2e8f0;
    --border-light: #f1f5f9;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    font-size: 15px;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background: var(--bg-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a:hover {
    color: var(--primary-700);
}

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

/* === LAYOUT PRINCIPAL — SIDEBAR + CONTENT === */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* === SIDEBAR === */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    color: var(--text-inverse);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width var(--transition);
    overflow: hidden;
}

.sidebar-brand {
    height: var(--header-height);
    display: flex;
    align-items: center;
    padding: 0 20px;
    gap: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    flex-shrink: 0;
}

.sidebar-brand-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--primary-700));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.sidebar-brand-text {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.3px;
    white-space: nowrap;
}

.sidebar-brand-text small {
    display: block;
    font-size: 10px;
    font-weight: 400;
    color: var(--gray-400);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
}

.sidebar-section {
    padding: 16px 20px 6px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--gray-500);
    white-space: nowrap;
}

.sidebar-link {
    display: flex;
    align-items: center;
    padding: 9px 20px;
    gap: 12px;
    color: var(--gray-400);
    font-size: 13.5px;
    font-weight: 500;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
    white-space: nowrap;
    cursor: pointer;
}

.sidebar-link:hover {
    color: #fff;
    background: rgba(255,255,255,0.05);
}

.sidebar-link.active {
    color: #fff;
    background: rgba(51,102,255,0.12);
    border-left-color: var(--primary);
}

.sidebar-link .icon {
    width: 20px;
    height: 20px;
    opacity: 0.7;
    flex-shrink: 0;
}

.sidebar-link.active .icon {
    opacity: 1;
}

.sidebar-link .badge-count {
    margin-left: auto;
    background: var(--danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--radius-full);
    line-height: 1.3;
}

.sidebar-submenu {
    display: none;
    padding-left: 52px;
}

.sidebar-submenu.open {
    display: block;
}

.sidebar-submenu a {
    display: block;
    padding: 6px 0;
    color: var(--gray-500);
    font-size: 12.5px;
    transition: color var(--transition-fast);
}

.sidebar-submenu a:hover,
.sidebar-submenu a.active {
    color: #fff;
}

/* Sidebar User */
.sidebar-user {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.sidebar-user-avatar {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-600), var(--accent-500));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

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

.sidebar-user-name {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 11px;
    color: var(--gray-500);
}

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

/* === TOP HEADER === */
.top-header {
    height: var(--header-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 28px;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 90;
}

.top-header-left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
}

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

.page-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

/* Header Search */
.header-search {
    position: relative;
    max-width: 320px;
    flex: 1;
}

.header-search input {
    width: 100%;
    height: 38px;
    padding: 0 14px 0 38px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--gray-50);
    font-size: 13px;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    font-family: inherit;
}

.header-search input:focus {
    outline: none;
    border-color: var(--primary-300);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(51,102,255,0.1);
}

.header-search .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    width: 16px;
    height: 16px;
}

.header-search kbd {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-200);
    color: var(--gray-500);
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
}

/* Header Buttons */
.header-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--gray-500);
    transition: all var(--transition-fast);
    position: relative;
}

.header-btn:hover {
    background: var(--gray-50);
    color: var(--text-primary);
    border-color: var(--gray-300);
}

.header-btn .dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 7px;
    height: 7px;
    background: var(--danger);
    border-radius: 50%;
    border: 2px solid #fff;
}

/* === PAGE CONTENT === */
.page-content {
    flex: 1;
    padding: 28px;
}

/* === BREADCRUMB === */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

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

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

.breadcrumb .sep {
    color: var(--gray-300);
}

/* === CARDS === */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-xs);
    transition: box-shadow var(--transition);
}

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

.card-header {
    padding: 18px 22px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.2px;
}

.card-body {
    padding: 22px;
}

.card-footer {
    padding: 14px 22px;
    border-top: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

/* === KPI CARDS === */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: 20px 22px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    transition: all var(--transition);
}

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

.kpi-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.kpi-icon.blue   { background: var(--primary-100); color: var(--primary-600); }
.kpi-icon.green  { background: #d1fae5; color: var(--accent-600); }
.kpi-icon.yellow { background: #fef3c7; color: #d97706; }
.kpi-icon.red    { background: #fee2e2; color: var(--danger-600); }
.kpi-icon.purple { background: #ede9fe; color: #7c3aed; }

.kpi-info { flex: 1; }

.kpi-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.kpi-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.kpi-change {
    font-size: 12px;
    font-weight: 600;
    margin-top: 4px;
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

.kpi-change.up   { color: var(--accent-600); }
.kpi-change.down { color: var(--danger-600); }

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: var(--radius);
    font-size: 13.5px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
    white-space: nowrap;
    line-height: 1.4;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 1px 3px rgba(51,102,255,0.3);
}
.btn-primary:hover {
    background: var(--primary-700);
    border-color: var(--primary-700);
    box-shadow: 0 4px 12px rgba(51,102,255,0.3);
    color: #fff;
}

.btn-success {
    background: var(--accent-500);
    color: #fff;
    border-color: var(--accent-500);
}
.btn-success:hover {
    background: var(--accent-600);
    border-color: var(--accent-600);
    color: #fff;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}
.btn-danger:hover {
    background: var(--danger-600);
    color: #fff;
}

.btn-outline {
    background: #fff;
    color: var(--text-secondary);
    border-color: var(--border);
}
.btn-outline:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
    color: var(--text-primary);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: none;
    padding: 9px 12px;
}
.btn-ghost:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12.5px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 15px;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

.btn-block {
    width: 100%;
}

/* === FORMS === */
.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--danger);
    margin-left: 2px;
}

.form-control {
    width: 100%;
    height: 42px;
    padding: 0 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-input);
    font-size: 14px;
    font-family: inherit;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(51,102,255,0.1);
}

.form-control.error {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(239,68,68,0.1);
}

.form-control::placeholder {
    color: var(--gray-400);
}

textarea.form-control {
    height: auto;
    min-height: 100px;
    padding: 12px 14px;
    resize: vertical;
}

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='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.form-error {
    font-size: 12px;
    color: var(--danger);
    margin-top: 4px;
    font-weight: 500;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

/* Input Group */
.input-group {
    display: flex;
}

.input-group .form-control {
    border-radius: 0;
}

.input-group .form-control:first-child {
    border-radius: var(--radius) 0 0 var(--radius);
}

.input-group .form-control:last-child {
    border-radius: 0 var(--radius) var(--radius) 0;
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: 0 14px;
    background: var(--gray-100);
    border: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Toggle Switch */
.toggle {
    position: relative;
    width: 44px;
    height: 24px;
    display: inline-block;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--gray-300);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    left: 3px;
    top: 3px;
    width: 18px;
    height: 18px;
    background: #fff;
    border-radius: 50%;
    transition: transform var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.toggle input:checked + .toggle-slider {
    background: var(--primary);
}

.toggle input:checked + .toggle-slider::before {
    transform: translateX(20px);
}

/* === TABLES === */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
}

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

thead th {
    background: var(--gray-50);
    padding: 10px 16px;
    font-size: 11.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    text-align: left;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    user-select: none;
}

thead th.sortable {
    cursor: pointer;
}

thead th.sortable:hover {
    color: var(--primary);
}

tbody td {
    padding: 12px 16px;
    font-size: 13.5px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
}

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

tbody tr:hover {
    background: var(--bg-hover);
}

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

/* Monospaced values */
.mono {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12.5px;
}

/* === BADGES === */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11.5px;
    font-weight: 600;
    white-space: nowrap;
    line-height: 1.4;
}

.badge-success { background: #d1fae5; color: #065f46; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-info    { background: var(--primary-100); color: var(--primary-800); }
.badge-gray    { background: var(--gray-100); color: var(--gray-600); }
.badge-purple  { background: #ede9fe; color: #5b21b6; }

/* Dot antes do badge */
.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.badge-success::before { background: #10b981; }
.badge-warning::before { background: #f59e0b; }
.badge-danger::before  { background: #ef4444; }
.badge-info::before    { background: var(--primary); }
.badge-gray::before    { background: var(--gray-400); }
.badge-purple::before  { background: #7c3aed; }

/* === TOAST NOTIFICATIONS === */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 14px 18px;
    border-radius: var(--radius);
    background: var(--bg-card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13.5px;
    font-weight: 500;
    min-width: 300px;
    max-width: 420px;
    animation: toast-in 0.3s ease;
}

.toast.success { border-left: 3px solid var(--accent); }
.toast.error   { border-left: 3px solid var(--danger); }
.toast.warning { border-left: 3px solid var(--warning); }
.toast.info    { border-left: 3px solid var(--primary); }

@keyframes toast-in {
    from { opacity: 0; transform: translateX(30px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* === MODAL === */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow: auto;
    animation: modal-in 0.25s ease;
}

@keyframes modal-in {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

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

.modal-title {
    font-size: 17px;
    font-weight: 700;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* === TABS === */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--border);
    gap: 0;
    margin-bottom: 24px;
}

.tab {
    padding: 10px 20px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition-fast);
}

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

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

/* === PAGINATION === */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 16px 0;
}

.pagination a, .pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    background: #fff;
    transition: all var(--transition-fast);
}

.pagination a:hover {
    border-color: var(--primary-300);
    color: var(--primary);
    background: var(--primary-50);
}

.pagination .active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* === EMPTY STATE === */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state svg {
    width: 120px;
    height: 120px;
    margin-bottom: 20px;
    opacity: 0.4;
}

.empty-state h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
    color: var(--text-secondary);
    max-width: 360px;
    margin: 0 auto 20px;
}

/* === AVATAR === */
.avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.avatar-sm { width: 28px; height: 28px; font-size: 10px; }
.avatar-lg { width: 48px; height: 48px; font-size: 16px; }

/* Avatar colors based on initials */
.avatar-1 { background: linear-gradient(135deg, #667eea, #764ba2); }
.avatar-2 { background: linear-gradient(135deg, #f093fb, #f5576c); }
.avatar-3 { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.avatar-4 { background: linear-gradient(135deg, #43e97b, #38f9d7); }
.avatar-5 { background: linear-gradient(135deg, #fa709a, #fee140); }

/* === LOADING === */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.skeleton {
    background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* === UTILITIES === */
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--accent-600); }
.text-danger { color: var(--danger); }
.text-primary { color: var(--primary); }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .page-content {
        padding: 16px;
    }
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .top-header {
        padding: 0 16px;
    }
}