/* أنماط التطبيق الأساسية */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1e40af;
    --secondary-color: #3b82f6;
    --text-color: #1f2937;
    --bg-color: #f9fafb;
    --border-color: #e5e7eb;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Cairo', sans-serif;
    direction: rtl;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Header */
.app-header {
    background: white;
    box-shadow: var(--shadow);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    width: 40px;
    height: 40px;
}

.logo-section h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.nav-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text-color);
}

/* Main Content Layout */
.main-content {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Stats Section */
.stats-section {
    margin-bottom: 2rem;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    border-right: 4px solid var(--primary-color);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.stat-card .stat-icon {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    color: white;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: #6b7280;
    margin-top: 0.25rem;
}

/* Content Wrapper */
.content-wrapper {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 2rem;
    align-items: start;
}

/* Quick Access Panel */
.quick-access-panel {
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
}

.panel-section {
    margin-bottom: 2rem;
}

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

.panel-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border-color);
}

.quick-actions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
}

.quick-action-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: right;
    font-family: 'Cairo', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.quick-action-card::before {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.quick-action-card:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-color: var(--primary-color);
    transform: translateX(-4px);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.quick-action-card:hover::before {
    transform: scaleY(1);
}

.quick-action-card .action-icon {
    font-size: 1.3rem;
}

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

.command-shortcut-btn {
    padding: 0.85rem 0.5rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: 'Cairo', sans-serif;
    font-size: 0.85rem;
    text-align: center;
    font-weight: 500;
    min-height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.command-shortcut-btn:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(30, 64, 175, 0.2);
}

.contact-info {
    padding: 0.5rem 0;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-color);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.2s ease;
}

.contact-link:hover {
    background: var(--primary-color);
    color: white;
}

.contact-icon {
    font-size: 1.2rem;
}

/* Chat Section */
.chat-section {
    background: white;
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: calc(100vh - 200px);
    min-height: 600px;
}

.chat-section .chat-container {
    height: 100%;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 0;
}

.chat-section .chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.chat-section .chat-input-container {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-color);
}

/* Sidebar (مخفي الآن) */
.sidebar {
    display: none;
}

.sidebar-nav {
    padding: 1rem 0;
}

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

.nav-item {
    margin: 0.5rem 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    color: var(--text-color);
    text-decoration: none;
    transition: background 0.2s;
}

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

/* Chat */
.chat-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.chat-messages {
    min-height: 400px;
    max-height: 600px;
    overflow-y: auto;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.chat-input-container {
    display: flex;
    gap: 1rem;
}

.chat-input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

.send-btn {
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s;
}

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

/* Message */
.message {
    padding: 0.75rem;
    margin: 0.5rem 0;
    border-radius: 4px;
    word-wrap: break-word;
}

.user-message {
    background: var(--primary-color);
    color: white;
    text-align: right;
    margin-left: auto;
    max-width: 70%;
}

.ai-message {
    background: #f0f0f0;
    color: #333;
    text-align: right;
    margin-right: auto;
    max-width: 70%;
}

.ai-message.error {
    background: #fee;
    color: #c33;
    border-left: 3px solid #c33;
}

.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% {
        content: '.';
    }
    40% {
        content: '..';
    }
    60%, 100% {
        content: '...';
    }
}

.send-btn:disabled,
.chat-input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.modal-content {
    position: relative;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 1001;
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    color: var(--primary-color);
}

.modal-body {
    padding: 1.5rem;
}

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

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

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    font-family: 'Cairo', sans-serif;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-actions {
    margin-top: 1.5rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-family: 'Cairo', sans-serif;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    width: 100%;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .content-wrapper {
        grid-template-columns: 1fr;
    }
    
    .quick-access-panel {
        position: relative;
        top: 0;
        max-height: none;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }
    
    .stats-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .chat-section {
        height: calc(100vh - 150px);
        min-height: 500px;
    }
    
    .command-shortcuts-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
}

/* Sidebar Info Cards */
.info-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.info-card h3 {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
    font-size: 1.1rem;
}

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

.quick-stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 8px;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-color);
    margin-top: 0.5rem;
}

.quick-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.quick-action-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Cairo', sans-serif;
    font-size: 0.9rem;
    text-align: right;
}

.quick-action-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.action-icon {
    font-size: 1.2rem;
}

.command-shortcuts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.command-btn {
    padding: 0.5rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Cairo', sans-serif;
    font-size: 0.85rem;
}

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

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.info-icon {
    font-size: 1.2rem;
}

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.info-item a:hover {
    text-decoration: underline;
}

/* Dashboard Styles */
.dashboard-content {
    max-width: 1200px !important;
    width: 95% !important;
}

.dashboard-body {
    padding: 1.5rem;
}

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

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    border-right: 4px solid var(--primary-color);
}

.stat-icon {
    font-size: 3rem;
}

.stat-content h3 {
    margin: 0;
    font-size: 2rem;
    color: var(--primary-color);
}

.stat-content p {
    margin: 0.5rem 0;
    color: var(--text-color);
    font-size: 1rem;
}

.stat-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: #6b7280;
}

.urgent-tasks-section,
.upcoming-appointments-section {
    margin-top: 2rem;
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.urgent-tasks-section h3,
.upcoming-appointments-section h3 {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
}

.tasks-list,
.appointments-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.task-item,
.appointment-item {
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 8px;
    border-right: 3px solid var(--primary-color);
}

.task-title,
.appointment-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.task-meta,
.appointment-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: #6b7280;
}

.empty-state {
    text-align: center;
    padding: 2rem;
    color: #6b7280;
}

.close-btn {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
    padding: 0.5rem;
}

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

.modal-header {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Voice Button Styles */
.voice-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    min-width: 45px;
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
    margin-left: 0.5rem;
    position: relative;
    flex-shrink: 0;
}

.voice-button .voice-icon {
    font-size: 1.2rem;
    line-height: 1;
}

.voice-button.listening {
    background: #fee2e2;
    border-color: #ef4444;
    animation: pulse 1.5s ease-in-out infinite;
}

.voice-button.listening .voice-icon {
    animation: blink 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.voice-button:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: scale(1.1);
}

.voice-button:hover .voice-icon {
    color: white;
}

.voice-button:active {
    transform: scale(0.95);
}

.input-wrapper {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.input-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: #6b7280;
}

.ai-badge,
.voice-badge {
    padding: 0.25rem 0.75rem;
    background: var(--bg-color);
    border-radius: 12px;
    font-size: 0.75rem;
    transition: all 0.3s ease;
}

.voice-badge.active {
    background: #fee2e2;
    color: #991b1b;
    animation: fadeInOut 2s ease-in-out infinite;
}

@keyframes fadeInOut {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.voice-error-message {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.welcome-message {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
}

.welcome-message .message-content p {
    margin: 0.5rem 0;
}

/* Notifications Settings Styles */
.notifications-settings-content {
    max-width: 600px !important;
    width: 95% !important;
    max-height: 90vh;
    overflow-y: auto;
}

.settings-section {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.settings-section:last-child {
    border-bottom: none;
}

.settings-section h3 {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.permission-status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.status-icon {
    font-size: 1.5rem;
}

.status-text {
    flex: 1;
    color: var(--text-color);
}

.setting-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 8px;
    margin-bottom: 0.75rem;
}

.setting-label {
    flex: 1;
}

.setting-label strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--text-color);
}

.setting-description {
    display: block;
    font-size: 0.85rem;
    color: #6b7280;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
    flex-shrink: 0;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: 0.3s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(26px);
}

.form-select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: 'Cairo', sans-serif;
    font-size: 1rem;
    background: white;
    cursor: pointer;
    margin-top: 0.5rem;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.notification-message {
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    animation: slideIn 0.3s ease;
}

.notification-message.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #10b981;
}

.notification-message.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #ef4444;
}

.notification-message.info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #3b82f6;
}

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

/* Projects Modal Styles */
.projects-modal-content {
    max-width: 900px !important;
    width: 95% !important;
    max-height: 90vh;
    overflow-y: auto;
}

.projects-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.projects-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.project-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.project-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.project-card-header h4 {
    margin: 0;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.project-status {
    font-size: 0.85rem;
    color: #6b7280;
}

.project-description {
    color: #6b7280;
    margin: 0.75rem 0;
    font-size: 0.9rem;
}

.project-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: #6b7280;
}

.btn-icon {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.25rem 0.5rem;
    transition: transform 0.2s;
}

.btn-icon:hover {
    transform: scale(1.2);
}

.project-form {
    background: var(--bg-color);
    padding: 1.5rem;
    border-radius: 12px;
    margin-top: 1rem;
}

.project-form h3 {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
}

.project-details {
    margin-top: 1rem;
}

.project-details-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.project-details-header h3 {
    margin: 0;
    color: var(--primary-color);
}

.project-info {
    background: var(--bg-color);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.info-item {
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.project-files-section {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.project-files-section h4 {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
}

.file-upload-area {
    text-align: center;
    padding: 2rem;
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    margin-bottom: 1.5rem;
    background: var(--bg-color);
    transition: all 0.3s ease;
}

.file-upload-area:hover {
    border-color: var(--primary-color);
    background: #f0f4ff;
}

.file-upload-area p {
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: #6b7280;
}

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

.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.file-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

.file-icon {
    font-size: 1.5rem;
}

.file-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.file-details strong {
    color: var(--text-color);
}

.file-size {
    font-size: 0.85rem;
    color: #6b7280;
}

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

.file-actions a {
    text-decoration: none;
}

.empty-state {
    text-align: center;
    padding: 3rem;
    color: #6b7280;
}

.empty-state p {
    margin-bottom: 1rem;
}

.loading {
    text-align: center;
    padding: 2rem;
    color: #6b7280;
}

.error {
    text-align: center;
    padding: 1rem;
    background: #fee2e2;
    color: #991b1b;
    border-radius: 8px;
    border: 1px solid #ef4444;
}

textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    font-family: 'Cairo', sans-serif;
    resize: vertical;
}

textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}