/* ============================================
   Code Elta6ur Tools - نظام التصميم الرئيسي
   Dark Mode + RTL + Glassmorphism
   ============================================ */

/* ============================================
   CSS Variables
   ============================================ */
:root {
    /* الألوان الأساسية */
    --bg-primary: #06080f;
    --bg-secondary: #0d1117;
    --bg-card: #111827;
    --bg-card-hover: #1a2332;
    --bg-input: #0f1520;
    --bg-sidebar: #0a0e1a;
    
    /* تدرجات */
    --gradient-primary: linear-gradient(135deg, #6c63ff 0%, #5a52e0 50%, #4840c7 100%);
    --gradient-secondary: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    --gradient-accent: linear-gradient(135deg, #6c63ff 0%, #00d4ff 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --gradient-danger: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --gradient-glow: linear-gradient(135deg, rgba(108, 99, 255, 0.15) 0%, rgba(0, 212, 255, 0.15) 100%);
    
    /* ألوان النصوص */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-accent: #6c63ff;
    --text-accent-light: #818cf8;
    
    /* ألوان الحدود */
    --border-color: rgba(255, 255, 255, 0.06);
    --border-color-hover: rgba(108, 99, 255, 0.3);
    --border-color-active: rgba(108, 99, 255, 0.6);
    
    /* Glassmorphism */
    --glass-bg: rgba(17, 24, 39, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-blur: blur(20px);
    
    /* أبعاد */
    --sidebar-width: 280px;
    --sidebar-collapsed: 70px;
    --topbar-height: 70px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    
    /* ظلال */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(108, 99, 255, 0.15);
    --shadow-glow-strong: 0 0 40px rgba(108, 99, 255, 0.25);
    
    /* انتقالات */
    --transition-fast: 0.15s ease;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Cairo', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    direction: rtl;
    text-align: right;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* خلفية متحركة */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 15% 15%, rgba(108, 99, 255, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 85% 85%, rgba(0, 212, 255, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(108, 99, 255, 0.02) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

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

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

::selection {
    background: rgba(108, 99, 255, 0.3);
    color: #fff;
}

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

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: rgba(108, 99, 255, 0.3);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(108, 99, 255, 0.5);
}

/* ============================================
   Sidebar
   ============================================ */
.sidebar {
    position: fixed;
    right: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: transform var(--transition);
    overflow: hidden;
}

.sidebar-header {
    padding: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-accent);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(108, 99, 255, 0.3);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.3;
}

.logo-subtitle {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 400;
}

/* التنقل */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 0.75rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    font-size: 0.875rem;
    font-weight: 500;
    position: relative;
    text-decoration: none;
    margin-bottom: 2px;
}

.nav-item:hover {
    background: rgba(108, 99, 255, 0.08);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(108, 99, 255, 0.12);
    color: var(--text-accent-light);
    box-shadow: inset 3px 0 0 var(--text-accent);
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.nav-sub-item {
    padding-right: 2.5rem;
    font-size: 0.8rem;
}

.nav-divider {
    height: 1px;
    background: var(--border-color);
    margin: 0.75rem 0;
}

/* مجموعات التنقل */
.nav-group-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: color var(--transition-fast);
    user-select: none;
}

.nav-group-title:hover {
    color: var(--text-secondary);
}

.nav-group-title.admin-title {
    color: var(--text-accent);
}

.nav-group-arrow {
    margin-right: auto;
    margin-left: 0;
    font-size: 0.65rem;
    transition: transform var(--transition);
}

.nav-group.collapsed .nav-group-arrow {
    transform: rotate(90deg);
}

.nav-group-items {
    max-height: 500px;
    overflow: hidden;
    transition: max-height var(--transition);
}

.nav-group.collapsed .nav-group-items {
    max-height: 0;
}

/* Footer Sidebar */
.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.sidebar-footer-text {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ============================================
   Main Content
   ============================================ */
.main-content {
    margin-right: var(--sidebar-width);
    min-height: 100vh;
    position: relative;
    z-index: 1;
    overflow-x: hidden;
    max-width: 100%;
}

/* ============================================
   Top Bar
   ============================================ */
.top-bar {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    background: rgba(13, 17, 23, 0.8);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.top-bar-right {
    flex: 1;
    max-width: 450px;
}

.search-box {
    position: relative;
    width: 100%;
}

.search-box i {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.search-box input {
    width: 100%;
    padding: 0.6rem 2.5rem 0.6rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: 'Cairo', sans-serif;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
    direction: rtl;
}

.search-box input:focus {
    outline: none;
    border-color: var(--border-color-active);
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

/* نتائج البحث */
.search-results {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    max-height: 350px;
    overflow-y: auto;
    display: none;
    z-index: 200;
}

.search-results.show {
    display: block;
    animation: slideDown 0.2s ease;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: background var(--transition-fast);
    font-size: 0.85rem;
    border-bottom: 1px solid var(--border-color);
}

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

.search-result-item:hover {
    background: rgba(108, 99, 255, 0.08);
    color: var(--text-primary);
}

.search-result-item i {
    color: var(--text-accent);
    width: 20px;
    text-align: center;
}

/* قائمة المستخدم */
.user-menu {
    position: relative;
}

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0.6rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    cursor: pointer;
    font-family: 'Cairo', sans-serif;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.user-menu-btn:hover {
    border-color: var(--border-color-hover);
    background: rgba(108, 99, 255, 0.05);
}

.user-avatar {
    width: 32px;
    height: 32px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: #fff;
}

.user-name {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 200px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    display: none;
    z-index: 200;
    overflow: hidden;
}

.user-dropdown.show {
    display: block;
    animation: slideDown 0.2s ease;
}

.user-dropdown a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.65rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.user-dropdown a:hover {
    background: rgba(108, 99, 255, 0.08);
    color: var(--text-primary);
}

.user-dropdown a i {
    width: 18px;
    text-align: center;
    color: var(--text-muted);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
}

.logout-link:hover {
    background: rgba(239, 68, 68, 0.1) !important;
    color: #ef4444 !important;
}

/* أزرار المصادقة */
.auth-buttons {
    display: flex;
    gap: 0.5rem;
}

/* Sidebar Toggle Mobile */
.sidebar-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 1100;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
    background: rgba(108, 99, 255, 0.1);
    border-color: var(--border-color-hover);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 999;
    backdrop-filter: blur(4px);
}

/* ============================================
   Page Content
   ============================================ */
.page-content {
    padding: 1.5rem;
    max-width: 1400px;
    overflow-x: hidden;
    word-wrap: break-word;
}

.page-header {
    margin-bottom: 2rem;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.page-title i {
    color: var(--text-accent);
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============================================
   Alerts
   ============================================ */
.alert {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1.25rem;
    border-radius: var(--border-radius);
    margin: 0 1.5rem 1rem;
    font-size: 0.875rem;
    animation: slideDown 0.3s ease;
    position: relative;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.alert-info {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    color: #00d4ff;
}

.alert-close {
    position: absolute;
    left: 1rem;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    opacity: 0.6;
    font-size: 0.9rem;
}

.alert-close:hover {
    opacity: 1;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.5rem;
    font-family: 'Cairo', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::after {
    opacity: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(108, 99, 255, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 25px rgba(108, 99, 255, 0.45);
    transform: translateY(-1px);
    color: #fff;
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.2);
}

.btn-secondary:hover {
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.35);
    transform: translateY(-1px);
    color: #fff;
}

.btn-success {
    background: var(--gradient-success);
    color: #fff;
}

.btn-danger {
    background: var(--gradient-danger);
    color: #fff;
}

.btn-warning {
    background: var(--gradient-warning);
    color: #fff;
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-ghost:hover {
    border-color: var(--border-color-hover);
    color: var(--text-primary);
    background: rgba(108, 99, 255, 0.05);
}

.btn-sm {
    padding: 0.45rem 1rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 0.9rem 2rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    width: 38px;
    height: 38px;
    padding: 0;
    border-radius: var(--border-radius-sm);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity var(--transition);
}

.card:hover {
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.card:hover::before {
    opacity: 1;
}

/* بطاقات الأدوات */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    transition: all var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity var(--transition);
}

.tool-card:hover {
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.tool-card:hover::before {
    opacity: 1;
}

.tool-card-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-glow);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.25rem;
    color: var(--text-accent-light);
    transition: all var(--transition);
}

.tool-card:hover .tool-card-icon {
    background: var(--gradient-accent);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 0 25px rgba(108, 99, 255, 0.3);
}

.tool-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.tool-card-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.tool-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.tool-card-category {
    font-size: 0.7rem;
    color: var(--text-muted);
    background: rgba(108, 99, 255, 0.1);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
}

.tool-card-fav {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1rem;
    transition: all var(--transition-fast);
    padding: 0.25rem;
}

.tool-card-fav:hover,
.tool-card-fav.active {
    color: #ef4444;
}

.tool-card-fav.active i {
    font-weight: 900;
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-label .required {
    color: #ef4444;
    margin-right: 0.25rem;
}

.form-control {
    width: 100%;
    padding: 0.7rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-family: 'Cairo', sans-serif;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    direction: rtl;
}

.form-control:focus {
    outline: none;
    border-color: var(--border-color-active);
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
    background: var(--bg-secondary);
}

.form-control::placeholder {
    color: var(--text-muted);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
    line-height: 1.7;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    padding-left: 2.5rem;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.35rem;
}

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

/* Checkbox / Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.85rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    accent-color: #6c63ff;
    width: 16px;
    height: 16px;
}

/* Range Slider */
.form-range {
    width: 100%;
    accent-color: #6c63ff;
    height: 6px;
    background: var(--bg-input);
    border-radius: 3px;
}

/* ============================================
   Tool Result Area
   ============================================ */
.result-area {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-top: 1.5rem;
    position: relative;
    display: none;
}

.result-area.show {
    display: block;
    animation: fadeInUp 0.4s ease;
}

.result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.result-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-accent-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.result-content {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 1.25rem;
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-wrap: break-word;
    font-family: 'Cairo', monospace;
    max-height: 500px;
    overflow-y: auto;
}

/* ============================================
   Stats Cards
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all var(--transition);
}

.stat-card:hover {
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.stat-icon.purple {
    background: rgba(108, 99, 255, 0.15);
    color: #818cf8;
}

.stat-icon.blue {
    background: rgba(0, 212, 255, 0.15);
    color: #00d4ff;
}

.stat-icon.green {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.stat-icon.orange {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* ============================================
   Tables
   ============================================ */
.table-container {
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

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

th, td {
    padding: 0.85rem 1rem;
    text-align: right;
    font-size: 0.85rem;
}

th {
    background: var(--bg-card);
    color: var(--text-secondary);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

td {
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

tr:hover td {
    background: rgba(108, 99, 255, 0.03);
}

/* ============================================
   Badges
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.6rem;
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: 20px;
}

.badge-primary {
    background: rgba(108, 99, 255, 0.15);
    color: #818cf8;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

/* ============================================
   Category Header
   ============================================ */
.category-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    margin-top: 2rem;
}

.category-header:first-child {
    margin-top: 0;
}

.category-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-glow);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-accent-light);
}

.category-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.category-count {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-right: auto;
    margin-left: 0;
}

/* ============================================
   Auth Pages
   ============================================ */
.auth-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: 2.5rem;
    width: 100%;
    max-width: 440px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 4px;
    background: var(--gradient-accent);
}

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

.auth-logo .logo-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
}

.auth-logo h1 {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-logo p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--text-accent-light);
    font-weight: 600;
}

/* ============================================
   Empty State
   ============================================ */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.empty-state p {
    font-size: 0.85rem;
    max-width: 400px;
    margin: 0 auto;
}

/* ============================================
   Hero Section (Home Page)
   ============================================ */
.hero {
    text-align: center;
    padding: 3rem 1.5rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(108, 99, 255, 0.1);
    border: 1px solid rgba(108, 99, 255, 0.2);
    border-radius: 30px;
    font-size: 0.8rem;
    color: var(--text-accent-light);
    margin-bottom: 1.25rem;
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 1rem;
    position: relative;
}

.hero h1 span {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 550px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ============================================
   Tool Page Layout
   ============================================ */
.tool-page-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.tool-page-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-accent);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    flex-shrink: 0;
    box-shadow: var(--shadow-glow);
}

.tool-page-info h1 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.tool-page-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.tool-page-actions {
    display: flex;
    gap: 0.5rem;
    margin-right: auto;
    margin-left: 0;
}

/* ============================================
   Section Titles
   ============================================ */
.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-title i {
    color: var(--text-accent);
}

/* ============================================
   Tabs
   ============================================ */
.tabs {
    display: flex;
    gap: 0.25rem;
    background: var(--bg-input);
    padding: 4px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
    overflow-x: auto;
}

.tab {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    background: transparent;
    border: none;
    font-family: 'Cairo', sans-serif;
}

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

.tab.active {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 2px 8px rgba(108, 99, 255, 0.3);
}

/* ============================================
   Color Palette Specific
   ============================================ */
.color-swatch {
    width: 100%;
    height: 80px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: flex-end;
    padding: 0.5rem;
    cursor: pointer;
    transition: transform var(--transition-fast);
    position: relative;
}

.color-swatch:hover {
    transform: scale(1.05);
}

.color-swatch span {
    font-size: 0.7rem;
    font-weight: 600;
    background: rgba(0,0,0,0.5);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    color: #fff;
}

/* ============================================
   Copy Toast Notification
   ============================================ */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 9999;
    font-size: 0.85rem;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition);
    color: var(--text-primary);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    border-color: rgba(16, 185, 129, 0.3);
}

.toast.success i {
    color: #10b981;
}

/* ============================================
   Loading Spinner
   ============================================ */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--text-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

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

/* Staggered animation for cards */
.tool-card {
    animation: fadeInUp 0.4s ease both;
}

.tool-card:nth-child(1) { animation-delay: 0.05s; }
.tool-card:nth-child(2) { animation-delay: 0.1s; }
.tool-card:nth-child(3) { animation-delay: 0.15s; }
.tool-card:nth-child(4) { animation-delay: 0.2s; }
.tool-card:nth-child(5) { animation-delay: 0.25s; }
.tool-card:nth-child(6) { animation-delay: 0.3s; }
.tool-card:nth-child(7) { animation-delay: 0.35s; }
.tool-card:nth-child(8) { animation-delay: 0.4s; }

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

/* === منع التمرير الأفقي نهائياً === */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

@media (max-width: 1024px) {
    /* إخفاء السايدبار بالكامل */
    .sidebar {
        transform: translateX(100%);
        width: var(--sidebar-width);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-toggle {
        display: flex;
    }
    
    .sidebar-overlay.show {
        display: block;
    }
    
    /* إلغاء margin المحتوى */
    .main-content {
        margin-right: 0 !important;
        width: 100%;
        max-width: 100vw;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

@media (max-width: 768px) {
    /* الصفحة */
    .page-content {
        padding: 1rem;
        max-width: 100%;
        overflow-x: hidden;
    }
    
    /* Top Bar - إصلاح التداخل */
    .top-bar {
        padding: 0 0.75rem;
        height: auto;
        min-height: var(--topbar-height);
        flex-wrap: wrap;
        gap: 0.5rem;
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }
    
    .top-bar-right {
        max-width: none;
        flex: 1;
        min-width: 0;
        order: 2;
        width: 100%;
    }
    
    .search-box input {
        font-size: 0.8rem;
        padding: 0.5rem 2.2rem 0.5rem 0.75rem;
    }
    
    .user-menu {
        order: 1;
    }
    
    .user-name {
        display: none;
    }
    
    .user-menu-btn {
        padding: 0.3rem;
        gap: 0.3rem;
    }
    
    .auth-buttons {
        order: 1;
    }

    .auth-buttons .btn {
        padding: 0.45rem 0.8rem;
        font-size: 0.75rem;
    }
    
    /* الأدوات - عمود واحد */
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .tool-card {
        padding: 1.25rem;
    }
    
    /* الإحصائيات */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .stat-value {
        font-size: 1.3rem;
    }
    
    .stat-icon {
        width: 44px;
        height: 44px;
        font-size: 1rem;
    }
    
    /* Hero Section */
    .hero {
        padding: 2rem 1rem;
        margin-bottom: 1rem;
    }
    
    .hero h1 {
        font-size: 1.4rem;
        word-break: break-word;
    }
    
    .hero p {
        font-size: 0.85rem;
        max-width: 100%;
        padding: 0 0.5rem;
    }
    
    .hero-badge {
        font-size: 0.7rem;
        padding: 0.3rem 0.75rem;
    }
    
    .hero::before {
        width: 300px;
        height: 300px;
    }
    
    /* النماذج */
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* عناوين الأقسام */
    .page-title {
        font-size: 1.3rem;
        flex-wrap: wrap;
    }
    
    .category-header {
        flex-wrap: wrap;
    }
    
    .category-title {
        font-size: 0.95rem;
    }
    
    /* صفحات الأدوات */
    .tool-page-header {
        flex-wrap: wrap;
    }
    
    .tool-page-icon {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    
    .tool-page-info h1 {
        font-size: 1.2rem;
    }
    
    .tool-page-actions {
        width: 100%;
        margin-top: 0.5rem;
    }
    
    /* النتائج */
    .result-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .result-actions {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .result-content {
        font-size: 0.8rem;
        padding: 1rem;
        max-height: 350px;
    }
    
    /* البطاقات */
    .card {
        padding: 1.25rem;
    }
    
    /* الجداول */
    .table-container {
        margin: 0 -1rem;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    th, td {
        padding: 0.65rem 0.75rem;
        font-size: 0.78rem;
    }
    
    /* المصادقة */
    .auth-container {
        padding: 1rem;
    }
    
    .auth-card {
        padding: 1.5rem;
    }
    
    .auth-logo h1 {
        font-size: 1.3rem;
    }
    
    /* Empty State */
    .empty-state {
        padding: 2rem 1rem;
    }
    
    .empty-state i {
        font-size: 2.5rem;
    }
    
    /* Profile page grid */
    div[style*="grid-template-columns:1fr 1fr"] {
        grid-template-columns: 1fr !important;
    }
    
    /* Section titles */
    .section-title {
        font-size: 1.05rem;
    }
    
    /* Alerts */
    .alert {
        margin: 0 1rem 0.75rem;
        padding: 0.7rem 1rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .auth-buttons .btn:first-child {
        display: none;
    }
    
    .tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Sidebar toggle position */
    .sidebar-toggle {
        top: 0.75rem;
        right: 0.75rem;
        width: 40px;
        height: 40px;
    }
    
    /* Top bar adjustments */
    .top-bar {
        padding: 0.5rem;
    }
    
    /* Tool card compact */
    .tool-card-icon {
        width: 42px;
        height: 42px;
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
    }
    
    .tool-card-title {
        font-size: 0.9rem;
    }
    
    .tool-card-desc {
        font-size: 0.75rem;
    }
    
    /* Buttons compact */
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
        width: 100%;
    }
    
    /* Invoice/budget compact */
    .d-flex.gap-1 {
        flex-wrap: wrap;
    }
    
    /* Color palette grid */
    #paletteGrid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
    
    .color-swatch {
        height: 60px;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.text-accent { color: var(--text-accent-light); }
.text-muted { color: var(--text-muted); }
.text-success { color: #10b981; }
.text-danger { color: #ef4444; }

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

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

.hidden { display: none !important; }
.visible { display: block !important; }

.w-100 { width: 100%; }