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

html {
    scroll-behavior: smooth;
}

/* Selection styling */
::selection {
    background: rgba(var(--primary-rgb), 0.2);
    color: var(--text-color);
}

/* Focus styling for accessibility */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

:root {
    --primary-color: #1B5E20;
    --primary-light: #2E7D32;
    --primary-rgb: 27, 94, 32;
    --bg-color: #f8f9fa;
    --text-color: #1a1a1a;
    --text-secondary: #666;
    --card-bg: #ffffff;
    --border-color: #e8e8e8;
    --shadow: rgba(0, 0, 0, 0.06);
    --shadow-heavy: rgba(0, 0, 0, 0.1);
    --font-size-base: 16px;
    --font-size-ayah: 24px;
    --font-size-header: 20px;
    --font-weight: 400;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

[data-theme="dark"] {
    --primary-color: #4CAF50;
    --primary-light: #66BB6A;
    --primary-rgb: 76, 175, 80;
    --bg-color: #0f0f0f;
    --text-color: #f0f0f0;
    --text-secondary: #999;
    --card-bg: #1a1a1a;
    --border-color: #2a2a2a;
    --shadow: rgba(0, 0, 0, 0.2);
    --shadow-heavy: rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .app-header {
    background: rgba(26, 26, 26, 0.95);
    border-bottom-color: var(--border-color);
}

body {
    font-family: 'Cairo', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    direction: rtl;
    padding-bottom: 0;
    font-weight: var(--font-weight);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

@media (max-width: 768px) {
    body {
        padding-bottom: 70px;
    }
}

/* App Header */
.app-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 14px 20px;
    box-shadow: 0 1px 0 var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: none;
    direction: rtl;
}

[data-theme="dark"] .app-header {
    background: rgba(26, 26, 26, 0.9);
}

.app-header h1 {
    font-size: var(--font-size-header);
    color: var(--text-color);
    margin: 0;
    font-weight: 600;
    flex: 1;
    text-align: right;
}

.header-left-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
}

.visitor-badge {
    display: none !important;
    align-items: center;
    gap: 6px;
    background: var(--primary-color);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.visitor-badge i {
    font-size: 14px;
}

.visitor-badge .count {
    min-width: 20px;
}

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

.settings-btn {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    transition: all var(--transition-fast);
}

.settings-btn:hover {
    background: var(--bg-color);
}

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

.header-back-btn {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    transition: all var(--transition-fast);
}

.header-back-btn:hover {
    background: var(--bg-color);
}

.menu-toggle-btn {
    background: var(--primary-color);
    border: none;
    font-size: 18px;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    transition: all var(--transition-fast);
}

.menu-toggle-btn:hover {
    background: var(--primary-light);
}

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

@media (max-width: 768px) {
    .app-header {
        padding: 12px 16px;
    }
    
    .app-header h1 {
        font-size: 17px;
    }
    
    .settings-btn,
    .header-back-btn,
    .menu-toggle-btn {
        width: 36px;
        height: 36px;
        font-size: 17px;
    }
    
    .header-left-buttons {
        gap: 4px;
    }
}

.app-content {
    padding: 20px;
    max-width: 800px;
    margin: 0 auto;
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: none;
    justify-content: space-around;
    padding: 8px 0;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
    z-index: 1000;
    border-top: 1px solid var(--border-color);
    transition: background-color var(--transition-normal);
}

[data-theme="dark"] .bottom-nav {
    background: rgba(26, 26, 26, 0.95);
}

@media (max-width: 768px) {
    .bottom-nav {
        display: flex;
    }
}

/* Desktop Sidebar */
.desktop-sidebar {
    position: fixed;
    right: -300px;
    top: 0;
    width: 300px;
    height: 100vh;
    background: var(--card-bg);
    border-left: 1px solid var(--border-color);
    padding: 0;
    display: flex;
    flex-direction: column;
    box-shadow: -8px 0 32px var(--shadow-heavy);
    z-index: 2000;
    transition: right 0.35s cubic-bezier(0.32, 0.72, 0, 1);
    overflow-y: auto;
}

.desktop-sidebar.active {
    right: 0;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

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

@media (max-width: 768px) {
    .desktop-sidebar {
        width: 85%;
        right: -85%;
    }
}

.sidebar-logo {
    text-align: center;
    padding: 28px 20px;
    background: var(--primary-color);
    margin-bottom: 0;
    position: relative;
}

.sidebar-logo-text {
    font-size: 22px;
    color: white;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.sidebar-close-btn {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 500;
    transition: all var(--transition-fast);
    z-index: 10;
}

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

.sidebar-close-btn:active {
    transform: translateY(-50%) scale(0.95);
}

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

.sidebar-nav-item {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    margin-bottom: 4px;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-color);
    transition: all var(--transition-fast);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.sidebar-nav-item::before {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: transform var(--transition-fast);
    border-radius: 3px 0 0 3px;
}

.sidebar-nav-item:hover {
    background: rgba(var(--primary-rgb), 0.08);
}

.sidebar-nav-item:hover::before {
    transform: scaleY(1);
}

.sidebar-nav-item:active {
    transform: scale(0.98);
}

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

.sidebar-nav-item.active::before {
    transform: scaleY(1);
    background: white;
}

.sidebar-nav-label {
    font-size: 15px;
    font-weight: 500;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.sidebar-version {
    font-size: 12px;
    color: var(--text-secondary);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    /* padding: 6px 16px; */
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    background: none;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    -webkit-tap-highlight-color: transparent;
}

.nav-item.active {
    color: var(--primary-color);
}

.nav-item:hover {
    color: var(--primary-color);
}

.nav-item:active {
    transform: scale(0.95);
}

.nav-icon {
    font-size: 22px;
    transition: transform var(--transition-fast);
}

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

.nav-label {
    font-size: 10px;
    font-weight: 600;
}

/* Custom Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    animation: fadeIn var(--transition-fast);
}

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

.modal {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 28px;
    max-width: 380px;
    width: 90%;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.15);
    animation: modalSlideUp 0.3s cubic-bezier(0.32, 0.72, 0, 1);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    text-align: center;
    margin-bottom: 20px;
}

.modal-icon {
    font-size: 44px;
    margin-bottom: 12px;
}

.modal-icon.success {
    color: #22c55e;
}

.modal-icon.warning {
    color: #f59e0b;
}

.modal-icon.info {
    color: #3b82f6;
}

.modal-title {
    font-size: 20px;
    color: var(--text-color);
    font-weight: 600;
    margin-bottom: 8px;
}

.modal-message {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    text-align: center;
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 24px;
}

.modal-btn {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

.modal-btn-primary:hover {
    background: var(--primary-light);
}

.modal-btn-secondary {
    background: var(--bg-color);
    color: var(--text-color);
}

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

/* Loading Spinner */
.loading {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-secondary);
}

.spinner {
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Search Box */
.search-box {
    margin-bottom: 16px;
}

.search-box input {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--card-bg);
    color: var(--text-color);
    font-family: 'Cairo', sans-serif;
    transition: all var(--transition-fast);
}

.search-box input:hover {
    border-color: var(--primary-light);
}

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

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

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

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 6px;
}

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

/* Responsive */
@media (max-width: 768px) {
    .app-content {
        padding: 16px;
    }
    
    .modal {
        width: 92%;
        padding: 24px;
        border-radius: var(--radius-lg);
    }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}