/* ============================================
   NextRise Barber - Clean Professional Theme
   Minimalist, Elegant & Functional
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&display=swap');

:root {
    /* Neutral Palette */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Accent - Deep Teal */
    --accent: #0d9488;
    --accent-light: #14b8a6;
    --accent-dark: #0f766e;
    --accent-50: #f0fdfa;
    --accent-100: #ccfbf1;
    
    /* Status */
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --info: #3b82f6;
    --info-light: #dbeafe;
    
    /* Layout */
    --sidebar-width: 260px;
    --header-height: 72px;
    --radius: 8px;
    --radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition: 0.2s ease;
}

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

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

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.5;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--gray-900);
    line-height: 1.25;
}

h1 { font-size: 1.875rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

a {
    color: var(--accent);
    text-decoration: none;
}

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

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
    padding: 2rem;
}

.login-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 3rem;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo-icon {
    width: 56px;
    height: 56px;
    background: var(--accent);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--white);
    font-size: 1.5rem;
}

.login-logo h1 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.login-logo p {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.login-form .form-group {
    margin-bottom: 1.25rem;
}

.login-form label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.login-form .input-wrapper {
    position: relative;
}

.login-form .input-wrapper i {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.login-form input {
    width: 100%;
    padding: 0.75rem 0.875rem 0.75rem 2.5rem;
    background: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 0.9375rem;
    color: var(--gray-900);
    transition: var(--transition);
}

.login-form input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-100);
}

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

.btn-login {
    width: 100%;
    padding: 0.75rem;
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    color: var(--white);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-login:hover {
    background: var(--accent-dark);
}

.login-hint {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
    color: var(--gray-500);
    font-size: 0.8125rem;
}

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

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--white);
    border-right: 1px solid var(--gray-200);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition);
}

.sidebar-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-brand-icon {
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.125rem;
}

.sidebar-brand-text {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-brand-text h2 {
    font-size: 1.125rem;
    color: var(--gray-900);
}

.sidebar-brand-text .label {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    background: var(--accent-100);
    color: var(--accent);
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
}

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

.nav-section {
    margin-bottom: 1.5rem;
}

.nav-section-title {
    padding: 0 1.5rem;
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.nav-menu {
    list-style: none;
}

.nav-item {
    margin: 2px 0.75rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.75rem;
    color: var(--gray-600);
    border-radius: var(--radius);
    transition: var(--transition);
    font-size: 0.9375rem;
    font-weight: 500;
}

.nav-link i {
    font-size: 1.125rem;
    width: 20px;
    text-align: center;
    color: var(--gray-400);
}

.nav-link:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.nav-link:hover i {
    color: var(--gray-600);
}

.nav-link.active {
    background: var(--accent-50);
    color: var(--accent);
}

.nav-link.active i {
    color: var(--accent);
}

/* Sidebar User */
.sidebar-user {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-user-avatar {
    width: 36px;
    height: 36px;
    background: var(--gray-200);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.sidebar-user-info {
    flex: 1;
}

.sidebar-user-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-900);
}

.sidebar-user-role {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.sidebar-user-logout {
    padding: 0.375rem;
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    border-radius: var(--radius);
    transition: var(--transition);
}

.sidebar-user-logout:hover {
    color: var(--danger);
    background: var(--danger-light);
}

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

/* Page Header */
.page-header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 1.25rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-header-left h1 {
    font-size: 1.375rem;
    margin-bottom: 0.125rem;
}

.page-header-left p {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.page-header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Page Content */
.page-content {
    padding: 1.5rem 2rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--accent);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--accent-dark);
}

.btn-secondary {
    background: var(--white);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
}

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

.btn-danger:hover {
    background: #dc2626;
}

.btn-ghost {
    background: transparent;
    color: var(--gray-600);
}

.btn-ghost:hover {
    background: var(--gray-100);
}

.btn-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

.btn-icon {
    padding: 0.5rem;
    width: 36px;
    height: 36px;
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h3 {
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-header h3 i {
    color: var(--gray-400);
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: var(--gray-100);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--gray-500);
}

.stat-card.accent .stat-icon { background: var(--accent-100); color: var(--accent); }
.stat-card.success .stat-icon { background: var(--success-light); color: var(--success); }
.stat-card.warning .stat-icon { background: var(--warning-light); color: var(--warning); }
.stat-card.danger .stat-icon { background: var(--danger-light); color: var(--danger); }
.stat-card.info .stat-icon { background: var(--info-light); color: var(--info); }

.stat-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.125rem;
}

.stat-content p {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.625rem 0.875rem;
    background: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 0.9375rem;
    color: var(--gray-900);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-100);
}

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

.form-control-icon {
    position: relative;
}

.form-control-icon input {
    padding-left: 2.5rem;
}

.form-control-icon i {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

select.form-control {
    cursor: pointer;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9375rem;
}

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

/* ============================================
   TABLES
   ============================================ */
.table-container {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

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

.table th {
    background: var(--gray-50);
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--gray-200);
}

.table td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.9375rem;
}

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

.table tbody tr:hover {
    background: var(--gray-50);
}

/* ============================================
   BADGES
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-accent {
    background: var(--accent-100);
    color: var(--accent-dark);
}

.badge-success {
    background: var(--success-light);
    color: #047857;
}

.badge-warning {
    background: var(--warning-light);
    color: #b45309;
}

.badge-danger {
    background: var(--danger-light);
    color: #b91c1c;
}

.badge-info {
    background: var(--info-light);
    color: #1d4ed8;
}

.badge-gray {
    background: var(--gray-200);
    color: var(--gray-600);
}

/* ============================================
   MODALS
   ============================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    padding: 1rem;
}

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

.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow: hidden;
    transform: translateY(10px);
    transition: transform var(--transition);
    box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    padding: 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 1.125rem;
}

.modal-close {
    width: 32px;
    height: 32px;
    background: var(--gray-100);
    border: none;
    border-radius: var(--radius);
    color: var(--gray-500);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

.modal-body {
    padding: 1.25rem;
    overflow-y: auto;
    max-height: 60vh;
}

.modal-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    background: var(--gray-50);
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.alert-warning {
    background: var(--warning-light);
    color: #92400e;
}

.alert-danger {
    background: var(--danger-light);
    color: #991b1b;
}

.alert-success {
    background: var(--success-light);
    color: #065f46;
}

.alert-info {
    background: var(--info-light);
    color: #1e40af;
}

.alert i {
    font-size: 1.125rem;
}

.alert-content {
    flex: 1;
}

/* ============================================
   ITEM GRIDS
   ============================================ */
.item-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

/* Barber Card */
.barber-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    transition: var(--transition);
}

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

.barber-card-header {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    margin-bottom: 1rem;
}

.barber-avatar {
    width: 48px;
    height: 48px;
    background: var(--accent-100);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.barber-info h4 {
    font-size: 1rem;
    margin-bottom: 0.125rem;
}

.barber-info .subtitle {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.barber-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    padding: 0.75rem 0;
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: 1rem;
}

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

.barber-stat-value {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
}

.barber-stat-label {
    font-size: 0.6875rem;
    color: var(--gray-500);
    text-transform: uppercase;
}

.barber-card-actions {
    display: flex;
    gap: 0.5rem;
}

.barber-card-actions .btn {
    flex: 1;
}

/* Service Card */
.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow);
}

.service-card-icon {
    width: 40px;
    height: 40px;
    background: var(--gray-100);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.875rem;
    color: var(--gray-500);
    font-size: 1.125rem;
}

.service-card h4 {
    font-size: 0.9375rem;
    margin-bottom: 0.375rem;
}

.service-card-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-bottom: 0.75rem;
}

.service-card-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
}

.service-card.featured {
    border-color: var(--accent);
    background: var(--accent-50);
}

/* ============================================
   SCHEDULE
   ============================================ */
.schedule-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.schedule-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.schedule-nav-btn {
    width: 36px;
    height: 36px;
    background: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    color: var(--gray-600);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.schedule-nav-btn:hover {
    background: var(--gray-100);
}

.schedule-date {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
}

.schedule-date span {
    color: var(--gray-500);
    font-weight: 400;
    margin-left: 0.5rem;
}

.filter-btn {
    padding: 0.5rem 0.875rem;
    background: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    color: var(--gray-600);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover {
    border-color: var(--gray-400);
}

.filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--white);
}

.schedule-grid {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.schedule-grid-header {
    display: grid;
    grid-template-columns: 70px repeat(var(--barber-count, 4), 1fr);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.schedule-grid-header-cell {
    padding: 0.75rem;
    text-align: center;
    border-right: 1px solid var(--gray-200);
    font-size: 0.875rem;
}

.schedule-grid-header-cell:last-child {
    border-right: none;
}

.schedule-grid-header-cell h5 {
    font-size: 0.875rem;
    margin-bottom: 0.125rem;
}

.schedule-grid-header-cell span {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.schedule-grid-body {
    max-height: 500px;
    overflow-y: auto;
}

.schedule-row {
    display: grid;
    grid-template-columns: 70px repeat(var(--barber-count, 4), 1fr);
    border-bottom: 1px solid var(--gray-200);
}

.schedule-row:last-child {
    border-bottom: none;
}

.schedule-time {
    padding: 0.75rem;
    text-align: center;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--gray-500);
    background: var(--gray-50);
    border-right: 1px solid var(--gray-200);
}

.schedule-cell {
    padding: 0.375rem;
    min-height: 48px;
    border-right: 1px solid var(--gray-200);
    cursor: pointer;
    transition: var(--transition);
}

.schedule-cell:last-child {
    border-right: none;
}

.schedule-cell:hover {
    background: var(--gray-50);
}

.schedule-cell.lunch {
    background: var(--gray-100);
}

.schedule-appointment {
    background: var(--accent-100);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    padding: 0.375rem 0.5rem;
    height: 100%;
}

.schedule-appointment.completed {
    background: var(--gray-100);
    border-color: var(--gray-400);
    opacity: 0.7;
}

.schedule-appointment-client {
    font-weight: 500;
    font-size: 0.8125rem;
    color: var(--gray-900);
}

.schedule-appointment-service {
    font-size: 0.6875rem;
    color: var(--gray-500);
}

/* ============================================
   EMPTY STATES
   ============================================ */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--gray-400);
}

.empty-state h3 {
    font-size: 1rem;
    color: var(--gray-700);
    margin-bottom: 0.375rem;
}

.empty-state p {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: 1rem;
}

/* ============================================
   TOASTS
   ============================================ */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background: var(--gray-900);
    color: var(--white);
    border-radius: var(--radius);
    padding: 0.875rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
    min-width: 280px;
}

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

.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
.toast.warning { background: var(--warning); }

.toast-message {
    flex: 1;
    font-size: 0.875rem;
}

.toast-close {
    background: none;
    border: none;
    color: rgba(255,255,255,0.7);
    cursor: pointer;
    padding: 0.25rem;
}

/* ============================================
   CLIENT TABLE
   ============================================ */
.client-cell {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.client-avatar {
    width: 36px;
    height: 36px;
    background: var(--gray-200);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--gray-600);
}

.client-avatar.vip {
    background: var(--accent-100);
    color: var(--accent);
}

.client-name {
    font-weight: 500;
    color: var(--gray-900);
}

.client-email {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

/* ============================================
   CASHIER
   ============================================ */
.cashier-closed {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
}

.cashier-closed-icon {
    width: 80px;
    height: 80px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--gray-400);
}

.cashier-closed h2 {
    margin-bottom: 0.5rem;
}

.cashier-closed p {
    color: var(--gray-500);
    margin-bottom: 1.5rem;
}

.cashier-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 1.5rem;
}

.cashier-summary {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.cashier-balance {
    text-align: center;
    padding: 1.5rem;
    background: var(--accent-50);
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
}

.cashier-balance-label {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-bottom: 0.25rem;
}

.cashier-balance-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.payment-item {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 0.75rem;
    text-align: center;
}

.payment-item-value {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
}

.payment-item-label {
    font-size: 0.6875rem;
    color: var(--gray-500);
    text-transform: uppercase;
}

/* ============================================
   COMMISSIONS
   ============================================ */
.commission-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.commission-stat {
    padding: 1rem;
    text-align: center;
    border-right: 1px solid var(--gray-200);
}

.commission-stat:last-child {
    border-right: none;
}

.commission-stat-value {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
}

.commission-stat-label {
    font-size: 0.6875rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.25rem;
}

.commission-stat.pending .commission-stat-value {
    color: var(--warning);
}

.commission-stat.paid .commission-stat-value {
    color: var(--success);
}

.commission-stat.shop .commission-stat-value {
    color: var(--accent);
}

.commission-barber {
    border-bottom: 1px solid var(--gray-200);
}

.commission-barber.all-paid {
    opacity: 0.7;
}

.commission-barber-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: white;
}

.commission-barber-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.commission-barber-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.commission-barber-name {
    font-weight: 600;
    color: var(--gray-900);
}

.commission-barber-meta {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.commission-barber-values {
    text-align: right;
}

.commission-pending-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--warning);
}

.commission-pending-label {
    font-size: 0.6875rem;
    color: var(--gray-500);
    text-transform: uppercase;
}

.commission-paid-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--success-light, #d4edda);
    color: var(--success);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
}

.commission-appointments {
    background: var(--gray-50);
}

.commission-apt {
    display: grid;
    grid-template-columns: 50px 1fr auto auto;
    gap: 0.75rem;
    align-items: center;
    padding: 0.625rem 1rem;
    border-top: 1px solid var(--gray-100);
    font-size: 0.8125rem;
}

.commission-apt.paid {
    opacity: 0.6;
}

.commission-apt-time {
    font-weight: 600;
    color: var(--accent);
}

.commission-apt-info {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.commission-apt-client {
    font-weight: 500;
    color: var(--gray-900);
}

.commission-apt-service {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.commission-apt-values {
    text-align: right;
}

.commission-apt-total {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-500);
}

.commission-apt-commission {
    display: block;
    font-weight: 600;
    color: var(--gray-900);
}

.commission-apt-status .badge {
    font-size: 0.625rem;
}

.commission-barber-footer {
    padding: 0.75rem 1rem;
    background: white;
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: flex-end;
}

/* ============================================
   MOBILE
   ============================================ */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    width: 44px;
    height: 44px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    color: var(--gray-700);
    z-index: 200;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    box-shadow: var(--shadow);
}

@media (max-width: 1024px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .page-header {
        padding-left: 4.5rem;
    }
    
    .cashier-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .page-content {
        padding: 1rem;
    }
    
    .item-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   UTILITIES
   ============================================ */
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--gray-500); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.hidden { display: none !important; }