/* ============================================
   Smart Financial Receipt & Invoice Management System
   Main Stylesheet - Modern & Responsive Design
   ============================================ */

:root {
    /* Modern Gradient Color Palette - Attractive & Professional */
    /* Primary Gradient - Blue to Purple */
    --primary-color: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #818CF8;
    --primary-gradient: linear-gradient(135deg, #667EEA 0%, #764BA2 100%);
    --primary-gradient-soft: linear-gradient(135deg, #667EEA15 0%, #764BA215 100%);
    
    /* Secondary Gradient - Teal to Cyan */
    --secondary-color: #8E8E93;
    --secondary-gradient: linear-gradient(135deg, #06B6D4 0%, #3B82F6 100%);
    
    /* Success Gradient - Green */
    --success-color: #10B981;
    --success-gradient: linear-gradient(135deg, #10B981 0%, #059669 100%);
    
    /* Danger Gradient - Red */
    --danger-color: #EF4444;
    --danger-gradient: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    
    /* Warning Gradient - Orange */
    --warning-color: #F59E0B;
    --warning-gradient: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    
    /* Background Colors - Modern & Clean */
    --bg-color: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-gradient: linear-gradient(135deg, #F8FAFC 0%, #F1F5F9 100%);
    --card-bg: #ffffff;
    
    /* Text Colors - Three Grays Rule */
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-tertiary: #94A3B8;
    
    /* Borders - Light Gray */
    --border-color: #E2E8F0;
    --border-light: #F1F5F9;
    
    /* Shadows - Modern & Soft */
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    
    /* Spacing - Apple Standard */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Typography - Apple Professional */
h1, h2, h3, h4, h5, h6 {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.02em;
}

p, span, div, label {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.5;
    direction: rtl;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-bottom: 70px; /* Space for bottom nav */
    transition: opacity 0.3s ease;
    font-feature-settings: "kern" 1;
    text-rendering: optimizeLegibility;
}

/* LTR Support for French */
html[dir="ltr"] body,
body[dir="ltr"] {
    direction: ltr;
}

html[dir="ltr"] .search-box .search-icon,
html[dir="ltr"] .search-box input {
    left: 1rem;
    right: auto;
}

html[dir="ltr"] .archive-table-simple th,
html[dir="ltr"] .archive-table-simple td {
    text-align: left;
}

html[dir="ltr"] .info-item-preview {
    flex-direction: row-reverse;
}

html[dir="ltr"] .amount-item-preview {
    flex-direction: row-reverse;
}

/* Language Switcher - LTR Support */
html[dir="ltr"] .lang-switcher-btn {
    order: 0;
}

html[dir="ltr"] .main-header .logo-link {
    left: 50%;
    transform: translateX(-50%);
}

html[dir="ltr"] .main-header .logo-link:active {
    transform: translateX(-50%) scale(0.95);
}

@media (max-width: 768px) {
    .lang-switcher-btn {
        padding: 0.5rem;
        gap: 0.375rem;
    }
    
    .lang-switcher-btn .lang-code {
        display: none; /* إخفاء الكود على الشاشات الصغيرة */
    }
    
    .lang-switcher-btn .icon {
        width: 20px;
        height: 20px;
    }
}

/* ============================================
   Header - Minimalist
   ============================================ */
.main-header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-light);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1100; /* أعلى من bottom-nav (z-index: 1000) */
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.8);
}

.main-header .logo-link {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    text-decoration: none;
    transition: transform 0.2s;
    flex: 1; /* يأخذ المساحة المتبقية */
    order: 1; /* في المنتصف */
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.main-header .logo-link:active {
    transform: scale(0.95);
}

.header-content {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between; /* توزيع العناصر */
    position: relative;
}

/* Language Switcher Button - Left */
.lang-switcher-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    order: 0; /* أول عنصر على اليسار */
}

.lang-switcher-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

.lang-switcher-btn .icon {
    width: 18px;
    height: 18px;
}

.lang-switcher-btn .lang-code {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.logo-link {
    text-decoration: none;
}

.logo {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Logo in center */
.logo-link {
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-header .logo-link:active {
    transform: translateX(-50%) scale(0.95);
}

.header-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color 0.2s;
    white-space: nowrap;
}

.header-link:hover {
    color: var(--primary-color);
}

/* ========================================
   Sidebar Menu - Professional Design
   ======================================== */

/* Sidebar Container */
.sidebar-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1200;
    pointer-events: none;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.sidebar-menu.active {
    pointer-events: all;
    visibility: visible;
    opacity: 1;
}

/* Overlay */
.sidebar-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(2px);
}

.sidebar-menu.active .sidebar-overlay {
    opacity: 1;
}

/* Sidebar Content */
.sidebar-content {
    position: absolute;
    top: 0;
    height: 100%;
    width: 100%;
    max-width: 320px;
    background: var(--card-bg);
    box-shadow: 2px 0 20px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* RTL Support for Sidebar */
html[dir="rtl"] .sidebar-content {
    right: 0;
    left: auto;
    transform: translateX(100%);
}

.sidebar-menu.active .sidebar-content {
    transform: translateX(0);
}

/* Sidebar Header */
.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 1.25rem;
    border-bottom: 1px solid var(--border-light);
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, rgba(74, 144, 226, 0.8) 100%);
}

html[dir="rtl"] .sidebar-header {
    flex-direction: row-reverse;
}

.sidebar-header h2 {
    margin: 0;
    font-size: 1.375rem;
    font-weight: 700;
    color: white;
    flex: 1;
}

.sidebar-close-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: white;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    min-width: 36px;
    min-height: 36px;
}

.sidebar-close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.sidebar-close-btn .icon {
    width: 20px;
    height: 20px;
}

.sidebar-close-btn:active {
    transform: rotate(90deg) scale(0.9);
}

/* Sidebar Body */
.sidebar-body {
    padding: 1.5rem 0;
    display: flex !important;
    flex-direction: column;
    gap: 0.5rem;
    overflow-y: auto;
    flex: 1;
    min-height: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
    visibility: visible !important;
    opacity: 1 !important;
}

.sidebar-body * {
    visibility: visible !important;
}

.sidebar-body a {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
}

/* Custom Scrollbar for Sidebar */
.sidebar-body::-webkit-scrollbar {
    width: 6px;
}

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

.sidebar-body::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.sidebar-body::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Language Switcher */
.sidebar-lang {
    margin: 0 1.25rem 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-light);
}

.sidebar-lang label {
    display: block;
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Sidebar Menu Links */
.sidebar-menu-link {
    display: flex !important;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    margin: 0 0.75rem;
    color: var(--text-primary) !important;
    text-decoration: none !important;
    border-radius: var(--radius-md);
    transition: all 0.25s ease;
    font-size: 1rem;
    font-weight: 500;
    border: 1px solid transparent;
    background: transparent;
    min-height: 52px;
    position: relative;
    visibility: visible !important;
    opacity: 1 !important;
}

.sidebar-menu-link .icon {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.sidebar-menu-link span {
    flex: 1;
    white-space: nowrap;
}

.sidebar-menu-link:hover {
    background: var(--bg-secondary);
    border-color: var(--border-light);
    color: var(--primary-color);
    transform: translateX(4px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.sidebar-menu-link:hover .icon {
    transform: scale(1.1);
}

.sidebar-menu-link:active {
    transform: translateX(4px) scale(0.98);
}

/* Danger Link */
.sidebar-menu-link-danger {
    color: #ef4444;
}

.sidebar-menu-link-danger:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: #dc2626;
}

/* Sidebar Divider */
.sidebar-divider {
    height: 1px;
    background: var(--border-light);
    margin: 0.75rem 1.25rem;
}

/* RTL Support */
html[dir="rtl"] .sidebar-close-btn {
    order: -1;
}

html[dir="rtl"] .sidebar-menu-link:hover {
    transform: translateX(-4px);
}

html[dir="rtl"] .sidebar-menu-link:active {
    transform: translateX(-4px) scale(0.98);
}

/* ========================================
   Responsive: Mobile & Tablet
   ======================================== */

@media (max-width: 768px) {
    .sidebar-content {
        max-width: 85%;
        max-width: 280px;
    }
    
    .sidebar-header {
        padding: 1.25rem 1rem;
    }
    
    .sidebar-header h2 {
        font-size: 1.125rem;
    }
    
    .sidebar-body {
        padding: 1rem 0;
    }
    
    .sidebar-menu-link {
        padding: 0.875rem 1rem;
        margin: 0 0.5rem;
        font-size: 0.9375rem;
        min-height: 48px;
    }
    
    .sidebar-menu-link .icon {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 480px) {
    .sidebar-content {
        max-width: 90%;
    }
}

/* ========================================
   Sidebar Menu Enhancements
   ======================================== */

/* Smooth transitions for all sidebar elements */
.sidebar-menu * {
    box-sizing: border-box;
}

/* Prevent text selection during menu interaction */
.sidebar-menu.active {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

/* Focus styles for accessibility */
.sidebar-menu-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.sidebar-close-btn:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

/* Loading state (if needed) */
.sidebar-menu.loading .sidebar-body {
    opacity: 0.6;
    pointer-events: none;
}

/* Animation for menu items */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.sidebar-menu.active .sidebar-menu-link {
    animation: slideInLeft 0.3s ease forwards;
    animation-delay: calc(var(--delay, 0) * 0.05s);
}

html[dir="rtl"] .sidebar-menu.active .sidebar-menu-link {
    animation: slideInRight 0.3s ease forwards;
    animation-delay: calc(var(--delay, 0) * 0.05s);
}

/* Disable animations on reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .sidebar-menu,
    .sidebar-menu *,
    .sidebar-menu-link,
    .sidebar-close-btn {
        animation: none !important;
        transition: none !important;
    }
}

/* Menu Button in Bottom Nav - Enhanced */
.menu-btn {
    background: none !important;
    border: none !important;
    padding: 0 !important;
    cursor: pointer !important;
    color: var(--text-secondary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 100% !important;
    height: 100% !important;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    z-index: 1;
    pointer-events: auto !important;
    user-select: none;
    -webkit-user-select: none;
}

.menu-btn:hover {
    color: var(--primary-color);
    transform: scale(1.05);
}

.menu-btn.active {
    color: var(--primary-color);
    animation: pulse 0.3s ease;
}

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

.menu-btn:focus {
    outline: none;
}

.menu-btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        padding: 0 var(--spacing-sm);
    }
    
    .main-header {
        position: sticky; /* يبقى ثابت في الأعلى */
    }
}

/* Prevent body scroll when menu is open */
body.menu-open {
    overflow: hidden;
}

.header-logo {
    height: 32px;
    width: auto;
    object-fit: contain;
}

.language-switcher {
    display: inline-block;
}

.lang-select {
    width: 100%;
    padding: 0.75rem 1rem;
    padding-left: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: white;
    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='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    -moz-appearance: none;
}

.lang-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* RTL Support for Language Select */
html[dir="rtl"] .lang-select {
    background-position: right 1rem center;
    padding-right: 2.5rem;
    padding-left: 1rem;
}

.logo-upload {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.logo-preview {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.logo-preview img {
    max-width: 150px;
    max-height: 80px;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.btn-remove-logo {
    padding: 0.5rem 1rem;
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.btn-remove-logo:hover {
    background: #dc2626;
}

.input-file {
    display: none;
}

.file-label {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-align: center;
    transition: all 0.2s;
}

.file-label:hover {
    background: var(--border-light);
    border-color: var(--primary-color);
}


.main-nav {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.nav-link {
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: 0.375rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover {
    background-color: var(--bg-color);
    color: var(--primary-color);
}

.nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-name {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logout-btn {
    padding: 0.5rem 1rem;
    background-color: var(--danger-color);
    color: white;
    text-decoration: none;
    border-radius: 0.375rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logout-btn:hover {
    background-color: #dc2626;
}

/* ============================================
   Container - Apple Style
   ============================================ */
.container {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

/* ============================================
   Dashboard Simple - 5 Elements Only
   ============================================ */
.dashboard-simple {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.page-title {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.8px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.btn-primary-main {
    width: 100%;
    padding: 1.25rem;
    font-size: 1.125rem;
    font-weight: 500;
    background: var(--primary-color);
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all 0.2s;
    display: block;
    box-shadow: var(--shadow);
}

.btn-primary-main:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary-main:active {
    transform: translateY(0);
}

/* Fast Print Button */
.btn-fast-print {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 500;
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: var(--spacing-sm);
    box-shadow: var(--shadow);
}

.btn-fast-print:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-fast-print:active {
    transform: translateY(0);
}

.btn-fast-print .icon {
    width: 20px;
    height: 20px;
}

.stats-simple {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.stat-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow);
}

.stat-number {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.secondary-links {
    text-align: center;
    margin-top: var(--spacing-md);
}

.link-secondary {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1rem;
    transition: opacity 0.2s;
}

.welcome-message {
    background: var(--primary-gradient-soft);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    text-align: center;
    color: var(--text-primary);
    font-size: 0.9375rem;
    line-height: 1.5;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.link-secondary:hover {
    opacity: 0.7;
    text-decoration: underline;
}

/* ============================================
   Input Fields - Apple Professional Style
   ============================================ */
.form-simple {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: var(--spacing-lg);
}

/* Base Input Style - Apple Design */
.form-simple .input-simple,
input.input-simple,
textarea.input-simple,
select.input-simple {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: #ffffff;
    border: 1px solid #d1d1d6;
    border-radius: 10px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', sans-serif;
    -webkit-appearance: none;
    appearance: none;
    box-sizing: border-box;
}

/* Placeholder Style - Apple */
.form-simple .input-simple::placeholder,
input.input-simple::placeholder,
textarea.input-simple::placeholder {
    color: #8e8e93;
    font-weight: 400;
    opacity: 1;
}

/* Focus State - Apple Blue Glow */
.form-simple .input-simple:focus,
input.input-simple:focus,
textarea.input-simple:focus,
select.input-simple:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
    background-color: #ffffff;
}

/* Hover State - Subtle */
.form-simple .input-simple:hover:not(:focus):not(:disabled),
input.input-simple:hover:not(:focus):not(:disabled),
textarea.input-simple:hover:not(:focus):not(:disabled),
select.input-simple:hover:not(:focus):not(:disabled) {
    border-color: #a1a1a6;
}

/* Disabled State */
.form-simple .input-simple:disabled,
input.input-simple:disabled,
textarea.input-simple:disabled,
select.input-simple:disabled {
    background-color: #f5f5f7;
    color: #8e8e93;
    cursor: not-allowed;
    opacity: 0.6;
}

/* Error State */
.form-simple .input-simple.error,
input.input-simple.error,
textarea.input-simple.error,
select.input-simple.error {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 4px rgba(255, 59, 48, 0.1);
}

/* Select Dropdown - Apple Style */
.form-simple select.input-simple,
select.input-simple {
    cursor: pointer;
    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='%238e8e93' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    padding-right: 1rem;
    padding-left: 2.5rem;
    background-size: 12px;
}

.form-simple select.input-simple:focus,
select.input-simple: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='%234a90e2' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

/* Textarea Specific */
.form-simple textarea.input-simple,
textarea.input-simple {
    min-height: 100px;
    resize: vertical;
    font-family: inherit;
    line-height: 1.5;
}

/* Number Input - Remove Spinners */
.form-simple input[type="number"].input-simple::-webkit-inner-spin-button,
.form-simple input[type="number"].input-simple::-webkit-outer-spin-button,
input[type="number"].input-simple::-webkit-inner-spin-button,
input[type="number"].input-simple::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.form-simple input[type="number"].input-simple,
input[type="number"].input-simple {
    -moz-appearance: textfield;
}

/* Input Group with Label - Apple Style */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-simple .input-group {
    margin-bottom: 0;
}

.login-form .input-group {
    margin-bottom: 0;
}

.input-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.375rem;
    letter-spacing: -0.01em;
}

.input-label.required::after {
    content: ' *';
    color: var(--danger-color);
}

.input-hint {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    line-height: 1.4;
}

.input-error {
    font-size: 0.8125rem;
    color: var(--danger-color);
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* ============================================
   Bottom Navigation Bar - Apple Style
   ============================================ */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0.5rem 0;
    z-index: 1000;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    /* Safe area for iOS */
    padding-bottom: max(0.5rem, env(safe-area-inset-bottom));
}

.nav-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    border-radius: 10px;
    position: relative;
}

.nav-icon .icon {
    width: 24px;
    height: 24px;
    transition: all 0.2s;
}

.icon {
    width: 24px;
    height: 24px;
    display: inline-block;
    vertical-align: middle;
}

.icon-logo {
    width: 28px;
    height: 28px;
}

/* Active State - Filled Icon */
.nav-icon.active {
    color: var(--primary-color);
    background: rgba(74, 144, 226, 0.1);
}

.nav-icon.active i {
    transform: scale(1.1);
}

/* Press Animation - 10% scale for 0.1s */
.nav-icon:active {
    transform: scale(0.9);
    background: rgba(74, 144, 226, 0.15);
    transition: transform 0.1s, background 0.1s;
}

.nav-icon:active i {
    transform: scale(1.1);
}

/* Tooltip on Long Press */
.nav-icon[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    white-space: nowrap;
    margin-bottom: 0.5rem;
    pointer-events: none;
}

.nav-icon[data-tooltip]:hover::before {
    content: '';
    position: absolute;
    bottom: calc(100% - 4px);
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.8);
    pointer-events: none;
}

/* Spacing between icons - minimum 24px */
.bottom-nav {
    gap: 0;
    padding-left: 1rem;
    padding-right: 1rem;
}

.nav-icon {
    flex: 1;
    max-width: 80px;
    min-width: 44px; /* Apple minimum touch target */
}

/* Hide bottom nav on login page */
.login-page .bottom-nav {
    display: none;
}

.login-page {
    padding-bottom: 0;
}

/* ============================================
   Buttons
   ============================================ */
.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}

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

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

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

.btn-secondary:hover {
    background-color: #475569;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    background-color: var(--primary-color);
    color: white;
    border-radius: 0.375rem;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-icon .icon {
    width: 16px;
    height: 16px;
    color: white;
}

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

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

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

/* ============================================
   Dashboard
   ============================================ */
.quick-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.stat-icon.blue {
    background-color: var(--primary-color);
}

.stat-icon.green {
    background-color: var(--success-color);
}

.stat-icon.orange {
    background-color: var(--warning-color);
}

.stat-content h3 {
    font-size: 1.75rem;
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.stat-content p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* ============================================
   Sections
   ============================================ */
.section {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.section-title {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

.operations-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.operation-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: var(--bg-color);
    border-radius: 0.375rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.operation-name {
    font-weight: 500;
    flex: 1;
    min-width: 150px;
}

.operation-count {
    color: var(--text-secondary);
}

.operation-amount {
    font-weight: bold;
    color: var(--success-color);
}

/* ============================================
   Tables
   ============================================ */
.invoices-table, .data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.invoices-table th,
.data-table th {
    background-color: var(--bg-color);
    padding: 0.75rem;
    text-align: right;
    font-weight: 600;
    border-bottom: 2px solid var(--border-color);
}

.invoices-table td,
.data-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.invoices-table tr:hover,
.data-table tr:hover {
    background-color: var(--bg-color);
}

.amount {
    font-weight: bold;
    color: var(--success-color);
}

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

.action-buttons {
    display: flex;
    gap: 0.5rem;
}

/* ============================================
   Forms
   ============================================ */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-header h1 {
    font-size: 1.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.invoice-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-card {
    background: var(--card-bg);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.required {
    color: var(--danger-color);
}

/* Legacy Form Group - Updated to Apple Style */
.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid #d1d1d6;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 400;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background-color: #ffffff;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-appearance: none;
    appearance: none;
    box-sizing: border-box;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #8e8e93;
    font-weight: 400;
    opacity: 1;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
    background-color: #ffffff;
}

.form-group input:hover:not(:focus):not(:disabled),
.form-group select:hover:not(:focus):not(:disabled),
.form-group textarea:hover:not(:focus):not(:disabled) {
    border-color: #a1a1a6;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    transition: all 0.2s;
}

.radio-label:hover {
    background-color: var(--bg-color);
    border-color: var(--primary-color);
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-label input[type="radio"]:checked + .radio-custom {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.radio-label input[type="radio"]:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0.5rem;
    height: 0.5rem;
    background-color: white;
    border-radius: 50%;
}

.radio-custom {
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
    transition: all 0.2s;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    flex-wrap: wrap;
}

/* ============================================
   Filters
   ============================================ */
.filters-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.filters-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.375rem;
    letter-spacing: -0.01em;
}

.filter-group input,
.filter-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid #d1d1d6;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 400;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background-color: #ffffff;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-appearance: none;
    appearance: none;
    box-sizing: border-box;
}

.filter-group input::placeholder {
    color: #8e8e93;
    font-weight: 400;
    opacity: 1;
}

.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
}

.filter-group input:hover:not(:focus),
.filter-group select:hover:not(:focus) {
    border-color: #a1a1a6;
}

.filter-group select {
    cursor: pointer;
    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='%238e8e93' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    padding-right: 1rem;
    padding-left: 2.5rem;
    background-size: 12px;
}

.filter-group 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='%234a90e2' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

.filter-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.table-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
}

.table-responsive {
    overflow-x: auto;
}

/* ============================================
   Archive Page - Simple Design
   ============================================ */
.archive-filters {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.search-box {
    position: relative;
    margin-bottom: 1rem;
}

.search-box .search-icon {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    pointer-events: none;
}

.search-box input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 3rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    background: var(--bg-color);
    transition: all 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-gradient-soft);
}

.filter-row {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.filter-row select,
.filter-row input[type="date"] {
    flex: 1;
    min-width: 150px;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    background: var(--bg-color);
    transition: all 0.2s;
}

.filter-row select:focus,
.filter-row input[type="date"]:focus {
    outline: none;
    border-color: var(--primary-color);
}

.archive-table-container {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

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

.archive-table-simple th {
    text-align: right;
    padding: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    background: var(--bg-secondary);
}

.archive-table-simple td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
}

.archive-table-simple tr:hover {
    background: var(--bg-secondary);
}

.archive-table-simple td.loading,
.archive-table-simple td.empty {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.btn-view {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-view:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-view:active {
    transform: translateY(0);
}

.btn-view .icon {
    width: 18px;
    height: 18px;
}

/* Pagination Simple */
.archive-pagination {
    margin-top: 2rem;
}

.pagination-simple {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.pagination-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.pagination-btn:hover:not(.disabled) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-btn .icon {
    width: 18px;
    height: 18px;
}

.pagination-numbers {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.pagination-number {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.5rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.pagination-number:hover {
    background: var(--primary-gradient-soft);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination-number.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    cursor: default;
}

.pagination-dots {
    padding: 0 0.5rem;
    color: var(--text-secondary);
}

/* Invoice Modal */
.invoice-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

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

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    z-index: 1;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-light);
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: var(--bg-secondary);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--border-color);
}

.modal-close .icon {
    width: 20px;
    height: 20px;
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.modal-actions {
    display: flex;
    gap: 0.75rem;
    padding: 1.5rem;
    border-top: 1px solid var(--border-light);
    flex-wrap: wrap;
}

.btn-action {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    flex: 1;
    min-width: 120px;
    justify-content: center;
}

.btn-action:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-action:active {
    transform: translateY(0);
}

.btn-action .icon {
    width: 18px;
    height: 18px;
}

/* Invoice Preview */
.invoice-preview {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-md);
}

.invoice-header-preview {
    text-align: center;
    margin-bottom: 1.5rem;
}

.invoice-logo-preview {
    max-width: 120px;
    max-height: 80px;
    margin-bottom: 1rem;
    object-fit: contain;
}

.invoice-header-preview h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0.5rem 0;
    color: var(--text-primary);
}

.invoice-header-preview p {
    margin: 0.25rem 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.invoice-divider {
    height: 1px;
    background: var(--border-color);
    margin: 1.5rem 0;
}

.info-item-preview {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-light);
}

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

.info-item-preview .label {
    font-weight: 500;
    color: var(--text-secondary);
}

.info-item-preview .value {
    font-weight: 600;
    color: var(--text-primary);
}

.amount-item-preview {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    margin: 1rem 0;
}

.amount-item-preview .label {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
}

.amount-item-preview .amount-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.invoice-notes-preview {
    padding: 1rem 0;
}

.invoice-notes-preview strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.invoice-notes-preview p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.invoice-footer-preview {
    text-align: center;
    padding-top: 1rem;
}

.invoice-footer-preview p {
    margin: 0.5rem 0;
    color: var(--text-primary);
}

.footer-note {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
}

.loading-modal,
.error-modal {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.error-modal {
    color: var(--error-color);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

.badge-success {
    background: #d1fae5;
    color: #065f46;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

/* Page Header with Button */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-header h1 {
    margin: 0;
    flex: 1;
    min-width: 200px;
}

.page-header .btn-primary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all 0.2s;
    white-space: nowrap;
}

.page-header .btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.page-header .btn-primary:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .filter-row {
        flex-direction: column;
    }
    
    .filter-row select,
    .filter-row input[type="date"] {
        width: 100%;
    }
    
    .archive-table-simple {
        font-size: 0.875rem;
    }
    
    .archive-table-simple th,
    .archive-table-simple td {
        padding: 0.75rem 0.5rem;
    }
    
    .modal-content {
        max-height: 95vh;
        margin: 0.5rem;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .btn-action {
        width: 100%;
    }
    
    .invoice-preview {
        padding: 1rem;
    }
}

/* ============================================
   Alerts
   ============================================ */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 0.375rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

/* ============================================
   Login Page - Apple Style Simple Design
   ============================================ */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-secondary);
    padding: 2rem 1rem;
    padding-bottom: 0;
}

.login-container {
    width: 100%;
    max-width: 400px;
}

.login-card {
    background: white;
    border-radius: 12px;
    padding: 3rem 2rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.login-title {
    font-size: 2rem;
    font-weight: 600;
    color: #1d1d1f;
    text-align: center;
    margin-bottom: 2.5rem;
    letter-spacing: -0.5px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Login Page Input - Apple Style */
.login-form .input-simple {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-weight: 400;
    border: 1px solid #d1d1d6;
    border-radius: 10px;
    background: white;
    color: var(--text-primary);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', sans-serif;
    -webkit-appearance: none;
    appearance: none;
    box-sizing: border-box;
}

.login-form .input-simple:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
    background-color: #ffffff;
}

.login-form .input-simple:hover:not(:focus) {
    border-color: #a1a1a6;
}

.login-form .input-simple::placeholder {
    color: #8e8e93;
    font-weight: 400;
    opacity: 1;
}

.btn-primary-large {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 500;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 0.5rem;
}

.btn-primary-large:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-primary-large:active {
    transform: translateY(0);
}

.alert-simple {
    padding: 0.875rem 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    text-align: center;
}

.alert-simple.alert-error {
    background: #fee2e2;
    color: #991b1b;
}

.alert-simple.alert-success {
    background: #d1fae5;
    color: #065f46;
}

/* ============================================
   Footer
   ============================================ */
.main-footer {
    background: var(--card-bg);
    padding: 1.5rem;
    margin-top: 3rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    color: var(--text-secondary);
}

.footer-version {
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .main-nav {
        width: 100%;
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .table-responsive {
        overflow-x: scroll;
    }
    
    .data-table {
        min-width: 800px;
    }
}