/* BeBran Digital - Custom CSS */
/* Optimized for performance and maintainability */

/* ============================================
   CSS Variables (Design Tokens)
   ============================================ */
:root {
    /* Brand Colors */
    --brand-50: #f0f5fa;
    --brand-100: #e1eaf5;
    --brand-200: #c3d5eb;
    --brand-300: #a5c0e1;
    --brand-400: #6996cd;
    --brand-500: #2c6cb9;
    --brand-600: #062b6c;
    --brand-700: #052256;
    --brand-800: #041a40;
    --brand-900: #03112a;
    --brand-950: #020a18;

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

    /* Status Colors */
    --green-50: #f0fdf4;
    --green-100: #dcfce7;
    --green-200: #bbf7d0;
    --green-700: #15803d;
    --red-50: #fef2f2;
    --red-100: #fee2e2;
    --red-200: #fecaca;
    --red-500: #ef4444;
    --red-600: #dc2626;
    --red-700: #b91c1c;
    --red-800: #991b1b;
    --red-900: #7f1d1d;

    /* Blue Colors */
    --blue-50: #eff6ff;
    --blue-600: #2563eb;
    --purple-50: #faf5ff;
    --purple-600: #9333ea;
    --orange-50: #fff7ed;
    --orange-600: #ea580c;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.25rem;
    --radius-lg: 0.25rem;
    --radius-xl: 0.25rem;
    --radius-2xl: 0.25rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background-color: var(--slate-50);
    color: var(--slate-800);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--slate-300);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--slate-400);
}

/* ============================================
   Layout Components
   ============================================ */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: row;
    background-color: var(--slate-50);
}

/* Left Sidebar */
.app-sidebar {
    width: 72px;
    min-width: 72px;
    background: white;
    border-right: 1px solid var(--slate-200);
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: sticky;
    top: 0;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 40;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), min-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-sidebar:hover {
    width: 280px;
    min-width: 280px;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
}

.sidebar-header {
    padding: var(--spacing-4);
    border-bottom: 1px solid var(--slate-200);
    background: white;
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: padding var(--transition-base);
}

.app-sidebar:hover .sidebar-header {
    padding: var(--spacing-6);
    justify-content: flex-start;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: justify-content var(--transition-base);
}

.app-sidebar:hover .sidebar-logo {
    justify-content: flex-start;
}

.logo-image {
    max-width: 90%;
    height: auto;
    max-height: 40px;
    object-fit: contain;
    transition: max-height var(--transition-base);
}

.app-sidebar:hover .logo-image {
    max-height: 60px;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-4) 0;
    overflow-y: auto;
    overflow-x: hidden;
}

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

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--slate-300);
    border-radius: 2px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: var(--slate-400);
}

.nav-section {
    margin-bottom: var(--spacing-6);
}

.nav-section:last-child {
    margin-bottom: 0;
}

.nav-section-header {
    padding: 0 var(--spacing-4) var(--spacing-2);
    opacity: 0;
    height: 0;
    overflow: hidden;
    transition: opacity var(--transition-base), height var(--transition-base);
}

.app-sidebar:hover .nav-section-header {
    opacity: 1;
    height: auto;
    padding: 0 var(--spacing-4) var(--spacing-2);
}

.nav-section-title {
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.nav-section-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
    padding: 0 var(--spacing-2);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0;
    padding: var(--spacing-3);
    color: var(--slate-700);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    font-size: var(--font-size-xs);
    font-weight: 500;
    position: relative;
    justify-content: center;
    min-height: 44px;
}

.app-sidebar:hover .nav-item {
    justify-content: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.7;
    transition: opacity var(--transition-base);
}

.nav-item span {
    flex: 1;
    text-align: left;
    white-space: nowrap;
    opacity: 0;
    max-width: 0;
    overflow: hidden;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), max-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-sidebar:hover .nav-item span {
    opacity: 1;
    max-width: 200px;
}

.nav-item:hover {
    background: var(--slate-50);
    color: var(--slate-900);
}

.app-sidebar:hover .nav-item:hover {
    transform: translateX(4px);
}

.nav-item:hover svg {
    opacity: 1;
}

.nav-item.active {
    background: var(--brand-50);
    color: var(--brand-600);
    font-weight: 600;
}

.nav-item.active svg {
    opacity: 1;
    color: var(--brand-600);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--brand-600);
    border-radius: 0 2px 2px 0;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.app-sidebar:hover .nav-item.active::before {
    opacity: 1;
}

.app-content-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
}

.app-header {
    background: white;
    border-bottom: 1px solid var(--slate-200);
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-6);
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

.app-header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.app-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--brand-600);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    box-shadow: 0 4px 6px -1px rgba(6, 43, 108, 0.2);
}

.logo-text {
    font-weight: 700;
    font-size: var(--font-size-xl);
    letter-spacing: -0.025em;
    color: var(--slate-900);
}

.app-nav {
    display: none;
    align-items: center;
    gap: var(--spacing-1);
    border-left: 1px solid var(--slate-200);
    padding-left: var(--spacing-6);
    height: 32px;
}

.app-nav-link {
    padding: var(--spacing-1) var(--spacing-3);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--slate-600);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-base);
}

.app-nav-link:hover {
    background: var(--slate-50);
    color: var(--slate-900);
}

.app-nav-link.active {
    font-weight: 600;
    background: var(--brand-50);
    color: var(--brand-600);
}

/* Dropdown Menu - Enhanced */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    padding: 6px 14px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--slate-700);
    border-radius: 20px;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    border: 1px solid var(--slate-200);
    background: var(--slate-50);
    white-space: nowrap;
    height: 32px;
}

.nav-dropdown-toggle:hover {
    background: var(--slate-100);
    border-color: var(--slate-300);
    color: var(--slate-900);
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}

.nav-dropdown-toggle.active {
    font-weight: 600;
    background: var(--brand-50);
    color: var(--brand-600);
    border-color: var(--brand-200);
}

.nav-dropdown.open .nav-dropdown-toggle {
    background: var(--brand-50);
    color: var(--brand-600);
    border-color: var(--brand-200);
    box-shadow: 0 1px 3px 0 rgba(6, 43, 108, 0.1);
}

.nav-dropdown-toggle svg {
    width: 16px;
    height: 16px;
    transition: transform 0.2s ease;
    opacity: 0.7;
}

.nav-dropdown.open .nav-dropdown-toggle svg {
    transform: rotate(180deg);
    opacity: 1;
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: white;
    border: 1px solid var(--slate-200);
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -1px rgb(0 0 0 / 0.06);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px) scale(0.98);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
    padding: 6px;
    overflow: hidden;
}

.nav-dropdown.open .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.nav-dropdown-item {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    font-size: var(--font-size-sm);
    color: var(--slate-700);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.15s ease;
    position: relative;
    margin-bottom: 2px;
}

.nav-dropdown-item:last-child {
    margin-bottom: 0;
}

.nav-dropdown-item svg {
    width: 18px;
    height: 18px;
    margin-right: 10px;
    flex-shrink: 0;
    opacity: 0.7;
    transition: opacity 0.15s ease;
}

.nav-dropdown-item:hover {
    background: var(--slate-50);
    color: var(--slate-900);
    transform: translateX(2px);
}

.nav-dropdown-item:hover svg {
    opacity: 1;
}

.nav-dropdown-item.active {
    background: var(--brand-50);
    color: var(--brand-600);
    font-weight: 500;
}

.nav-dropdown-item.active svg {
    opacity: 1;
    color: var(--brand-600);
}

.nav-dropdown-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--brand-600);
    border-radius: 0 2px 2px 0;
}

.app-header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    font-size: var(--font-size-sm);
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 700;
    color: var(--slate-800);
    line-height: 1.2;
}

.user-role {
    font-size: var(--font-size-xs);
    color: var(--slate-500);
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: var(--brand-600);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    border: 2px solid var(--brand-100);
}

/* Mobile Sidebar Toggle Button */
.mobile-sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--slate-300);
    background: white;
    border-radius: var(--radius-lg);
    cursor: pointer;
    color: var(--slate-700);
    transition: all var(--transition-base);
    flex-shrink: 0;
    position: relative;
}

.mobile-sidebar-toggle:hover {
    background: var(--slate-50);
    border-color: var(--slate-400);
    color: var(--slate-900);
}

.mobile-sidebar-toggle svg {
    width: 20px;
    height: 20px;
}

/* Mobile Sidebar Overlay */
.mobile-sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    backdrop-filter: blur(4px);
}

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

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--slate-300);
    background: white;
    border-radius: var(--radius-lg);
    cursor: pointer;
    color: var(--slate-700);
    transition: all var(--transition-base);
    flex-shrink: 0;
    position: relative;
}

.mobile-menu-toggle:hover {
    background: var(--slate-50);
    border-color: var(--slate-400);
    color: var(--slate-900);
}

.mobile-menu-toggle svg {
    width: 20px;
    height: 20px;
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    backdrop-filter: blur(4px);
}

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

/* Mobile Menu Drawer */
.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    background: white;
    box-shadow: -4px 0 6px -1px rgb(0 0 0 / 0.1);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1001;
}

.mobile-menu-overlay.active .mobile-menu {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: 1px solid var(--slate-200);
    background: var(--slate-50);
    flex-shrink: 0;
}

.mobile-menu-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--slate-900);
}

.mobile-menu-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--slate-300);
    background: white;
    border-radius: var(--radius-lg);
    cursor: pointer;
    color: var(--slate-700);
    transition: all var(--transition-base);
}

.mobile-menu-close:hover {
    background: var(--slate-50);
    border-color: var(--slate-400);
    color: var(--slate-900);
}

.mobile-menu-close svg {
    width: 18px;
    height: 18px;
}

.mobile-menu-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-4);
}

.mobile-menu-section {
    margin-bottom: var(--spacing-6);
}

.mobile-menu-section:last-child {
    margin-bottom: 0;
}

.mobile-menu-section-title {
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-3);
    padding: 0 var(--spacing-2);
}

.mobile-menu-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-base);
    color: var(--slate-700);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    margin-bottom: var(--spacing-1);
    min-height: 44px;
}

.mobile-menu-item:last-child {
    margin-bottom: 0;
}

.mobile-menu-item svg {
    width: 20px;
    height: 20px;
    margin-right: var(--spacing-3);
    flex-shrink: 0;
    opacity: 0.7;
    transition: opacity var(--transition-base);
}

.mobile-menu-item:hover {
    background: var(--slate-50);
    color: var(--slate-900);
}

.mobile-menu-item:hover svg {
    opacity: 1;
}

.mobile-menu-item.active {
    background: var(--brand-50);
    color: var(--brand-600);
    font-weight: 600;
}

.mobile-menu-item.active svg {
    opacity: 1;
    color: var(--brand-600);
}

.app-main {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.content-wrapper {
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    padding: var(--spacing-6);
    padding-bottom: 100px;
    position: relative;
}

/* ============================================
   Alerts & Messages
   ============================================ */
.alert {
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-4);
}

.alert-success {
    background: var(--green-50);
    border: 1px solid var(--green-200);
    color: var(--green-700);
}

.alert-error {
    background: var(--red-50);
    border: 1px solid var(--red-200);
    color: var(--red-800);
}

.alert-error ul {
    list-style: disc;
    list-style-position: inside;
}

/* ============================================
   Forms
   ============================================ */
.form-section {
    background: white;
    border-radius: var(--radius-xl);
    border: 1px solid var(--slate-200);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: var(--spacing-6);
}

.form-section-header {
    background: rgba(248, 250, 252, 0.5);
    border-bottom: 1px solid var(--slate-100);
    padding: var(--spacing-4) var(--spacing-6);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.section-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.section-icon-blue {
    background: var(--blue-50);
    color: var(--blue-600);
}

.section-icon-slate {
    background: var(--slate-100);
    color: var(--slate-600);
}

.section-icon-purple {
    background: var(--purple-50);
    color: var(--purple-600);
}

.section-icon-green {
    background: var(--green-50);
    color: var(--green-700);
}

.section-icon-orange {
    background: var(--orange-50);
    color: var(--orange-600);
}

.section-icon-red {
    background: var(--red-100);
    color: var(--red-600);
}

.section-title {
    font-weight: 700;
    color: var(--slate-800);
    font-size: var(--font-size-sm);
}

.form-section-body {
    padding: var(--spacing-6);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
}

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

.form-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.form-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.form-field {
    display: flex;
    flex-direction: column;
}

.form-field.full-width {
    grid-column: 1 / -1;
}

.form-label {
    display: block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--slate-500);
    margin-bottom: var(--spacing-1);
}

.form-label .required {
    color: var(--red-500);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-2) var(--spacing-3);
    background: white;
    border: 1px solid var(--slate-300);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
}

.form-select {
    -webkit-appearance: none;
    -moz-appearance: none;
    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='%23475569' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-3) center;
    background-size: 12px;
    padding-right: calc(var(--spacing-3) + 12px + var(--spacing-2));
    cursor: pointer;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--brand-600);
    box-shadow: 0 0 0 2px rgba(6, 43, 108, 0.1);
}

.form-select:hover {
    border-color: var(--slate-400);
}

.form-select:focus {
    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='%23062b6c' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--red-500);
}

.form-input.readonly {
    background: var(--slate-100);
    color: var(--slate-600);
    cursor: not-allowed;
    font-weight: 500;
    box-shadow: inset 0 2px 4px 0 rgb(0 0 0 / 0.06);
}

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

.form-error {
    color: var(--red-600);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-1);
    font-weight: 500;
}

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

.form-input-icon {
    position: absolute;
    left: var(--spacing-3);
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--slate-400);
    pointer-events: none;
}

.form-input-with-icon {
    padding-left: 36px;
}

.form-input-currency {
    position: absolute;
    left: var(--spacing-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--slate-500);
    font-weight: 500;
}

.form-input-with-currency {
    padding-left: 28px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    padding: var(--spacing-2) var(--spacing-4);
    font-weight: 500;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    transition: all var(--transition-base);
    text-decoration: none;
    font-size: var(--font-size-sm);
}

.btn-primary {
    background: var(--brand-600);
    color: white;
    font-weight: 700;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--brand-700);
}

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

.btn-secondary:hover {
    background: var(--slate-50);
}

.btn-lg {
    padding: var(--spacing-2) var(--spacing-6);
    font-size: var(--font-size-sm);
}

/* ============================================
   Page Header
   ============================================ */
.page-header {
    margin-bottom: var(--spacing-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    background: var(--slate-50);
    z-index: 40;
    padding: var(--spacing-4) 0;
    margin: calc(var(--spacing-4) * -1) calc(var(--spacing-6) * -1) var(--spacing-6);
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}

.page-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--slate-900);
}

.page-subtitle {
    color: var(--slate-500);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-1);
}

.page-actions {
    display: flex;
    gap: var(--spacing-3);
}

/* Page Footer - Sticky Bottom */
.page-footer {
    position: sticky;
    bottom: 0;
    background: transparent;
    padding: var(--spacing-4) var(--spacing-6);
    margin: var(--spacing-6) calc(var(--spacing-6) * -1) calc(var(--spacing-6) * -1);
    z-index: 30;
}

.page-footer-content {
    display: flex;
    gap: var(--spacing-3);
    justify-content: flex-end;
    align-items: center;
}

/* ============================================
   Client Edit Page Specific
   ============================================ */
.client-edit-layout {
    height: calc(100vh - 64px);
    display: flex;
    flex-direction: column;
    background: var(--slate-50);
    overflow: hidden;
    position: relative;
}

.client-edit-main {
    flex: 1;
    display: flex;
    height: 100%;
    overflow: hidden;
}

.client-sidebar {
    width: 320px;
    background: white;
    border-right: 1px solid var(--slate-200);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    padding: var(--spacing-4);
    border-bottom: 1px solid var(--slate-100);
    position: sticky;
    top: 0;
    background: white;
    z-index: 40;
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.sidebar-header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-3);
}

.sidebar-title {
    font-weight: 700;
    color: var(--slate-800);
    margin: 0;
    flex: 1;
}

.sidebar-onboard-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: var(--brand-600);
    color: white;
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.sidebar-onboard-btn:hover {
    background: var(--brand-700);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px 0 rgba(6, 43, 108, 0.2);
}

.sidebar-onboard-btn svg {
    width: 16px;
    height: 16px;
}

.sidebar-search {
    position: relative;
}

.sidebar-search-icon {
    position: absolute;
    left: var(--spacing-3);
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--slate-400);
}

.sidebar-search-input {
    width: 100%;
    padding-left: 36px;
    padding-right: var(--spacing-3);
    padding-top: var(--spacing-2);
    padding-bottom: var(--spacing-2);
    background: var(--slate-50);
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
}

.sidebar-search-input:focus {
    outline: none;
    border-color: var(--brand-500);
    box-shadow: 0 0 0 2px rgba(6, 43, 108, 0.1);
}

.client-list {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-2);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.client-item {
    padding: var(--spacing-3);
    border-radius: var(--radius-lg);
    cursor: pointer;
    border: 1px solid var(--slate-100);
    background: white;
    transition: all var(--transition-base);
    text-decoration: none;
    display: block;
}

.client-item:hover {
    background: var(--slate-50);
}

.client-item.active {
    background: var(--brand-50);
    border-color: var(--brand-500);
    box-shadow: 0 0 0 1px var(--brand-500);
}

.client-item-name {
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: var(--slate-800);
    margin-bottom: var(--spacing-1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.client-item-service {
    font-size: var(--font-size-xs);
    color: var(--slate-500);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.status-badge {
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

.status-badge.active {
    background: var(--green-100);
    color: var(--green-700);
}

.status-badge.inactive {
    background: var(--red-100);
    color: var(--red-700);
}

.client-form-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--slate-50);
    min-width: 0;
    position: relative;
    overflow: hidden;
    height: 100%;
}

.empty-state {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--slate-400);
    padding: var(--spacing-6);
    text-align: center;
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--slate-200);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-4);
}

.empty-state-title {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--slate-600);
}

.empty-state-text {
    font-size: var(--font-size-sm);
    max-width: 320px;
    margin: var(--spacing-1) auto 0;
}

.client-form-content {
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 64px);
    background: var(--slate-50);
}

.client-form-header {
    background: white;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--slate-200);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    z-index: 40;
}

.client-form-header-content {
    max-width: 1280px;
    margin: 0 auto;
}

.client-form-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--slate-900);
    margin: 0;
}

.client-form-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-top: var(--spacing-2);
}

.client-form-footer {
    background: white;
    padding: var(--spacing-6);
    border-top: 1px solid var(--slate-200);
    box-shadow: 0 -1px 2px 0 rgb(0 0 0 / 0.05);
    flex-shrink: 0;
    position: sticky;
    bottom: 0;
    z-index: 40;
}

.client-form-footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.client-form-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: var(--spacing-8);
    padding-bottom: calc(var(--spacing-8) + 80px);
    height: 0;
    min-height: 0;
}

.client-form-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
    padding-bottom: var(--spacing-12);
}

.form-section-red {
    border-color: var(--red-100);
    box-shadow: 0 0 0 1px var(--red-50);
}

.form-section-red .form-section-header {
    background: rgba(254, 242, 242, 0.5);
    border-bottom-color: var(--red-100);
}

.form-section-red .section-title {
    color: var(--red-900);
}

.form-section-red .section-icon-red {
    background: var(--red-100);
    color: var(--red-600);
}

.hidden {
    display: none !important;
}

/* ============================================
   Responsive Design
   ============================================ */

/* Mobile First - Base styles are mobile */

/* Small devices (640px and up) */
@media (min-width: 640px) {
    .logo-text {
        display: block;
    }

    .user-info {
        display: block;
    }

    .content-wrapper {
        padding: var(--spacing-8);
    }

    .page-header {
        padding: var(--spacing-4) var(--spacing-8);
        margin: calc(var(--spacing-4) * -1) calc(var(--spacing-8) * -1) var(--spacing-6);
        padding-left: var(--spacing-8);
        padding-right: var(--spacing-8);
    }

    .page-footer {
        padding: var(--spacing-4) var(--spacing-8);
        margin: var(--spacing-6) calc(var(--spacing-8) * -1) calc(var(--spacing-6) * -1);
    }
}

/* Medium devices (768px and up) */
@media (min-width: 768px) {
    /* Hide mobile sidebar toggle on desktop (sidebar is always visible) */
    .mobile-sidebar-toggle {
        display: none;
    }

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

    .form-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .form-grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }

    .page-header {
        flex-direction: row;
        align-items: center;
    }

    .page-actions {
        flex-direction: row;
    }

    .client-form-header {
        flex-direction: row;
        align-items: center;
    }
}

/* Large devices (1024px and up) */
@media (min-width: 1024px) {
    .form-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Mobile specific styles (below 768px) */
@media (max-width: 767px) {
    /* Sidebar - hide on mobile, show as overlay/drawer */
    .app-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        width: 280px !important;
        min-width: 280px !important;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
        box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
    }

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

    .app-sidebar.open .nav-section-header {
        opacity: 1 !important;
        height: auto !important;
        padding: 0 var(--spacing-4) var(--spacing-2) !important;
    }

    .app-sidebar.open .nav-item {
        justify-content: flex-start !important;
        padding: var(--spacing-3) var(--spacing-4) !important;
        gap: var(--spacing-3) !important;
    }

    .app-sidebar.open .nav-item span {
        opacity: 1 !important;
        max-width: 200px !important;
        overflow: visible !important;
        gap: var(--spacing-3) !important;
    }

    .app-sidebar.open .nav-item.active::before {
        opacity: 1;
    }

    .app-sidebar.open .sidebar-header {
        padding: var(--spacing-6);
        justify-content: flex-start;
    }

    .app-sidebar.open .sidebar-logo {
        justify-content: flex-start;
    }

    .app-sidebar.open .logo-image {
        max-height: 60px;
    }

    .app-content-wrapper {
        width: 100%;
    }

    /* Mobile sidebar toggle - show on mobile */
    .mobile-sidebar-toggle {
        display: flex;
    }

    /* Mobile menu toggle - show on mobile */
    .mobile-menu-toggle {
        display: flex;
    }

    /* Hide desktop nav on mobile */
    .app-nav {
        display: none;
    }

    /* Improve touch targets on mobile */
    .form-input,
    .form-select,
    .form-textarea {
        font-size: var(--font-size-base);
        min-height: 44px;
    }

    .btn {
        padding: var(--spacing-3) var(--spacing-4);
        min-height: 44px;
        font-size: var(--font-size-base);
    }

    /* Content wrapper adjustments */
    .content-wrapper {
        padding: var(--spacing-3);
        padding-bottom: 100px;
    }

    /* Page header - stack on mobile */
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-2);
        padding: var(--spacing-3);
        margin: calc(var(--spacing-3) * -1) calc(var(--spacing-4) * -1) var(--spacing-4);
        padding-left: var(--spacing-4);
        padding-right: var(--spacing-4);
    }

    .page-title {
        font-size: var(--font-size-lg);
        line-height: 1.2;
    }

    .page-subtitle {
        display: none;
    }

    .page-actions {
        width: 100%;
        flex-direction: row;
        gap: var(--spacing-2);
        margin-top: var(--spacing-1);
    }

    .page-actions .btn {
        flex: 1;
        padding: var(--spacing-2) var(--spacing-3);
        font-size: var(--font-size-sm);
        min-height: 40px;
        justify-content: center;
    }

    /* Page footer - full width on mobile */
    .page-footer {
        padding: var(--spacing-4);
        margin: var(--spacing-6) calc(var(--spacing-4) * -1) calc(var(--spacing-6) * -1);
        background: var(--slate-50);
        border-top: 1px solid var(--slate-200);
    }

    .page-footer-content {
        flex-direction: column;
        width: 100%;
    }

    .page-footer-content .btn {
        width: 100%;
        justify-content: center;
    }

    /* Form sections - adjust padding on mobile */
    .form-section {
        margin-bottom: var(--spacing-4);
    }

    .form-section-body {
        padding: var(--spacing-3);
    }

    .form-section-header {
        padding: var(--spacing-2) var(--spacing-3);
    }

    .form-grid {
        gap: var(--spacing-4);
    }

    /* Alerts - reduce spacing on mobile */
    .alert {
        padding: var(--spacing-2) var(--spacing-3);
        margin-bottom: var(--spacing-3);
        font-size: var(--font-size-sm);
    }

    .alert ul {
        margin-top: var(--spacing-1);
        padding-left: var(--spacing-3);
    }

    /* Form fields - reduce spacing on mobile */
    .form-label {
        margin-bottom: var(--spacing-1);
        font-size: var(--font-size-xs);
    }

    /* Form grids - single column on mobile */
    .form-grid-2,
    .form-grid-3,
    .form-grid-4 {
        grid-template-columns: 1fr;
    }

    /* Form fields with grid-column span - reset on mobile */
    .form-field[style*="grid-column: span 2"],
    .form-field[style*="grid-column: span 3"],
    .form-field[style*="grid-column: span 4"] {
        grid-column: span 1 !important;
    }

    /* Client Edit Page - Mobile Layout */
    .client-edit-layout {
        height: auto;
        min-height: calc(100vh - 64px);
    }

    .client-edit-main {
        flex-direction: column;
    }

    /* Sidebar - hide on mobile, show as overlay/drawer if needed */
    .client-sidebar {
        width: 100%;
        max-height: 300px;
        border-right: none;
        border-bottom: 1px solid var(--slate-200);
        overflow-y: auto;
    }

    .sidebar-header {
        padding: var(--spacing-3);
    }

    .sidebar-title {
        font-size: var(--font-size-base);
    }

    .client-list {
        max-height: 250px;
    }

    .client-item {
        padding: var(--spacing-2) var(--spacing-3);
    }

    /* Client form area - full width on mobile */
    .client-form-area {
        width: 100%;
        height: auto;
    }

    .client-form-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-3);
        padding: var(--spacing-4);
    }

    .client-form-title {
        font-size: var(--font-size-lg);
    }

    .client-form-header .btn {
        width: 100%;
        justify-content: center;
    }

    .client-form-body {
        padding: var(--spacing-4);
    }

    .client-form-inner {
        padding-bottom: var(--spacing-8);
    }

    /* App header adjustments */
    .app-header {
        padding: 0 var(--spacing-4);
        height: auto;
        min-height: 64px;
    }

    .app-header-left {
        gap: var(--spacing-3);
        flex: 1;
        min-width: 0;
    }

    .app-logo {
        min-width: 0;
        flex-shrink: 1;
    }

    .logo-text {
        font-size: var(--font-size-base);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .app-header-right {
        flex-shrink: 0;
        gap: var(--spacing-2);
        display: flex;
        align-items: center;
    }

    .user-info {
        display: none;
    }

    .user-avatar {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-xs);
    }
}

/* Extra small devices (below 480px) */
@media (max-width: 479px) {
    .content-wrapper {
        padding: var(--spacing-3);
        padding-bottom: 120px;
    }

    .page-header {
        padding: var(--spacing-3);
        margin: calc(var(--spacing-3) * -1) calc(var(--spacing-3) * -1) var(--spacing-4);
        padding-left: var(--spacing-3);
        padding-right: var(--spacing-3);
    }

    .page-footer {
        padding: var(--spacing-3);
        margin: var(--spacing-4) calc(var(--spacing-3) * -1) calc(var(--spacing-4) * -1);
    }

    .form-section-body {
        padding: var(--spacing-3);
    }

    .form-section-header {
        padding: var(--spacing-2) var(--spacing-3);
    }

    .section-title {
        font-size: var(--font-size-xs);
    }

    .client-form-body {
        padding: var(--spacing-3);
    }

    .client-form-header {
        padding: var(--spacing-3);
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-xs {
    font-size: var(--font-size-xs);
}

.text-sm {
    font-size: var(--font-size-sm);
}

.text-base {
    font-size: var(--font-size-base);
}

.font-bold {
    font-weight: 700;
}

.font-medium {
    font-weight: 500;
}

.font-semibold {
    font-weight: 600;
}

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

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

.mt-1 {
    margin-top: var(--spacing-1);
}

.mb-4 {
    margin-bottom: var(--spacing-4);
}

.w-4 {
    width: 1rem;
}

.h-4 {
    height: 1rem;
}

/* ============================================
   Flatpickr Date Picker Customizations
   ============================================ */
.flatpickr-date {
    cursor: pointer;
}

/* Override dark theme colors to match app design */
.flatpickr-calendar.dark {
    background: var(--slate-800);
    border-color: var(--slate-700);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.flatpickr-calendar.dark .flatpickr-months {
    background: var(--slate-900);
    border-bottom: 1px solid var(--slate-700);
}

.flatpickr-calendar.dark .flatpickr-month {
    color: var(--slate-100);
}

.flatpickr-calendar.dark .flatpickr-current-month .flatpickr-monthDropdown-months,
.flatpickr-calendar.dark .flatpickr-current-month input.cur-year {
    color: var(--slate-100);
}

.flatpickr-calendar.dark .flatpickr-weekdays {
    background: var(--slate-800);
}

.flatpickr-calendar.dark span.flatpickr-weekday {
    color: var(--slate-400);
    font-weight: 600;
}

.flatpickr-calendar.dark .flatpickr-day {
    color: var(--slate-200);
    border-radius: 6px;
}

.flatpickr-calendar.dark .flatpickr-day:hover {
    background: var(--brand-600);
    border-color: var(--brand-600);
    color: white;
}

.flatpickr-calendar.dark .flatpickr-day.selected,
.flatpickr-calendar.dark .flatpickr-day.selected:hover {
    background: var(--brand-500);
    border-color: var(--brand-500);
    color: white;
}

.flatpickr-calendar.dark .flatpickr-day.today {
    border-color: var(--brand-400);
}

.flatpickr-calendar.dark .flatpickr-day.today:hover {
    background: var(--brand-600);
    border-color: var(--brand-600);
}

.flatpickr-calendar.dark .flatpickr-day.prevMonthDay,
.flatpickr-calendar.dark .flatpickr-day.nextMonthDay {
    color: var(--slate-500);
}

.flatpickr-calendar.dark .flatpickr-day.disabled {
    color: var(--slate-600);
}

.flatpickr-calendar.dark .numInputWrapper span {
    border-color: var(--slate-600);
}

.flatpickr-calendar.dark .numInputWrapper span:hover {
    background: var(--brand-600);
}

.flatpickr-calendar.dark .flatpickr-prev-month,
.flatpickr-calendar.dark .flatpickr-next-month {
    fill: var(--slate-300);
}

.flatpickr-calendar.dark .flatpickr-prev-month:hover,
.flatpickr-calendar.dark .flatpickr-next-month:hover {
    fill: var(--brand-400);
}

.flatpickr-calendar.dark .flatpickr-prev-month:hover svg,
.flatpickr-calendar.dark .flatpickr-next-month:hover svg {
    fill: var(--brand-400);
}

/* Animation */
.flatpickr-calendar {
    animation: flatpickrFadeIn 0.15s ease-out;
}

@keyframes flatpickrFadeIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Scroll to Top Button
   ============================================ */
   
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background-color: var(--brand-600);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background-color 0.2s ease;
    z-index: 1000;
}

.scroll-to-top:hover {
    background-color: var(--brand-700);
    transform: translateY(0) scale(1.05);
}

.scroll-to-top:active {
    transform: translateY(0) scale(0.95);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top i {
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    .scroll-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 44px;
        height: 44px;
    }
    
    .scroll-to-top i {
        width: 18px;
        height: 18px;
    }
}