/* style.css - استایل‌های شاهکار و حرفه‌ای */
@import url('https://cdn.jsdelivr.net/gh/rastikerdar/vazir-font@v30.1.0/dist/font-face.css');

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --dark-gradient: linear-gradient(135deg, #1a1a1a 0%, #2d1b69 100%);
    --primary-color: #667eea;
    --primary-hover: #5a67d8;
    --accent-color: #764ba2;
    --accent-dark: #a78bfa;
    --success-color: #38a169;
    --error-color: #e53e3e;
    --light-bg: #ffffff;
    --dark-bg: #2a2a2a;
    --light-text: #333333;
    --dark-text: #dddddd;
    --shadow-light: 0 0 30px rgba(0,0,0,0.15);
    --shadow-dark: 0 0 30px rgba(0,0,0,0.5);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 15px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Vazir', sans-serif;
}

body {
    font-family: 'Vazir', sans-serif;
    background: var(--primary-gradient);
    color: var(--light-text);
    line-height: 1.6;
    direction: rtl;
    text-align: right;
    min-height: 100vh;
    transition: var(--transition);
}

body.dark-mode {
    background: var(--dark-gradient);
    color: var(--dark-text);
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 30px;
    background: var(--light-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    margin-top: 50px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

body.dark-mode .container {
    background: var(--dark-bg);
    box-shadow: var(--shadow-dark);
}

.login-container {
    max-width: 400px;
    margin: 100px auto;
    padding: 40px;
    background: var(--light-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    text-align: center;
    animation: fadeInUp 0.6s ease-out;
}

body.dark-mode .login-container {
    background: var(--dark-bg);
    box-shadow: var(--shadow-dark);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h1, h2, h3 {
    color: var(--accent-color);
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1 { 
    font-size: 2.5em;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 { font-size: 1.8em; }
h3 { font-size: 1.4em; }

body.dark-mode h1, 
body.dark-mode h2, 
body.dark-mode h3 {
    color: var(--accent-dark);
}

input, select, textarea, button {
    width: 100%;
    padding: 14px 16px;
    margin: 12px 0;
    border: 2px solid #e1e5e9;
    border-radius: 12px;
    font-family: 'Vazir', sans-serif;
    font-size: 15px;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.95);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
}

body.dark-mode input,
body.dark-mode select,
body.dark-mode textarea,
body.dark-mode button {
    background: #3a3a3a;
    color: var(--dark-text);
    border-color: #555;
}

body.dark-mode input:focus,
body.dark-mode select:focus,
body.dark-mode textarea:focus {
    border-color: var(--accent-dark);
    box-shadow: 0 0 20px rgba(167, 139, 250, 0.3);
}

button {
    background: var(--primary-gradient);
    color: white;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
    border: none;
    position: relative;
    overflow: hidden;
}

button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

button:hover::before {
    left: 100%;
}

button:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

button:active {
    transform: translateY(0) scale(0.98);
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 25px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    background: var(--light-bg);
    transition: var(--transition);
}

body.dark-mode table {
    background: var(--dark-bg);
    box-shadow: 0 8px 25px rgba(0,0,0,0.4);
}

th, td {
    padding: 18px 20px;
    text-align: right;
    border-bottom: 1px solid rgba(224, 224, 224, 0.5);
    transition: var(--transition);
}

body.dark-mode th,
body.dark-mode td {
    border-color: rgba(85, 85, 85, 0.5);
}

th:first-child, td:first-child { border-top-left-radius: 12px; }
th:last-child, td:last-child { border-top-right-radius: 12px; }
tr:last-child td:first-child { border-bottom-left-radius: 12px; }
tr:last-child td:last-child { border-bottom-right-radius: 12px; }

th {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: #2c3e50;
    font-weight: 600;
    font-size: 15px;
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(10px);
}

body.dark-mode th {
    background: linear-gradient(135deg, #3a3a3a 0%, #4a4a4a 100%);
    color: #e0e0e0;
}

th a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

th a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

th a:hover::after {
    width: 100%;
}

body.dark-mode th a::after {
    background: var(--accent-dark);
}

tr {
    transition: var(--transition);
}

tr:hover {
    background: linear-gradient(135deg, #f0f8ff 0%, #e6f3ff 100%);
    transform: scale(1.01);
}

body.dark-mode tr:hover {
    background: linear-gradient(135deg, #4a4a4a 0%, #5a5a5a 100%);
}

/* Badge Styles */
.status-pending, .status-in_progress, .status-completed,
.priority-low, .priority-medium, .priority-high {
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 13px;
    font-weight: 600;
    display: inline-block;
    text-align: center;
    min-width: 80px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.status-pending, .status-in_progress { 
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%); 
    color: #856404; 
}
.status-completed { 
    background: linear-gradient(135deg, #d4edda 0%, #b2dfdb 100%); 
    color: #155724; 
}
.priority-low { 
    background: linear-gradient(135deg, #d4edda 0%, #b2dfdb 100%); 
    color: #155724; 
}
.priority-medium { 
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%); 
    color: #856404; 
}
.priority-high { 
    background: linear-gradient(135deg, #f8d7da 0%, #fab1b1 100%); 
    color: #721c24; 
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary-color);
    transition: width 0.3s;
}

a:hover::after {
    width: 100%;
}

.logout {
    float: left;
    background: var(--error-color);
    padding: 12px 18px;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    transition: var(--transition);
}

.logout:hover {
    background: #c53030;
    transform: translateX(-2px);
}

.error, .success {
    padding: 16px 20px;
    border-radius: 12px;
    margin: 12px 0;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.error {
    background: #fed7d7;
    color: var(--error-color);
    border-left: 4px solid var(--error-color);
}

.success {
    background: #c6f6d5;
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

body.dark-mode .error {
    background: #4a1a1a;
    color: #ffaaaa;
}

body.dark-mode .success {
    background: #1a4a1a;
    color: #aaffaa;
}

/* Enhanced Sections */
.form-section, .table-section {
    margin-bottom: 45px;
    padding: 25px;
    background: rgba(248, 249, 250, 0.5);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

body.dark-mode .form-section,
body.dark-mode .table-section {
    background: rgba(58, 58, 58, 0.5);
}

.admin-section {
    margin-top: 25px;
    padding: 25px;
    background: rgba(248, 249, 250, 0.7);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

body.dark-mode .admin-section {
    background: rgba(58, 58, 58, 0.7);
}

.admin-section a {
    display: inline-block;
    margin: 8px;
    padding: 14px 20px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 10px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
}

.admin-section a:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

/* Modern Filter Form */
.filter-form {
    background: rgba(248, 249, 250, 0.8);
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

body.dark-mode .filter-form {
    background: rgba(58, 58, 58, 0.8);
    border-color: rgba(255, 255, 255, 0.1);
}

.filter-form input, .filter-form select {
    width: auto;
    display: inline-block;
    margin: 0 12px;
    min-width: 160px;
    background: rgba(255, 255, 255, 0.9);
}

body.dark-mode .filter-form input,
body.dark-mode .filter-form select {
    background: rgba(58, 58, 58, 0.9);
}

/* Enhanced Notifications */
.notifications-section {
    background: rgba(248, 249, 250, 0.8);
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
}

body.dark-mode .notifications-section {
    background: rgba(58, 58, 58, 0.8);
}

.notification {
    padding: 16px;
    margin: 10px 0;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
    font-size: 14px;
    background: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
}

.notification.unread {
    background: #e3f2fd;
    animation: pulse 2s infinite;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
}

.notification.read {
    background: rgba(248, 249, 250, 0.7);
    border-left-color: #ddd;
}

body.dark-mode .notification {
    background: rgba(58, 58, 58, 0.9);
}

body.dark-mode .notification.read {
    background: rgba(74, 74, 74, 0.7);
    border-left-color: #555;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

/* Modern Tabs */
.tabs {
    display: flex;
    margin-bottom: 25px;
    background: rgba(248, 249, 250, 0.8);
    border-radius: 12px;
    padding: 10px;
    backdrop-filter: blur(10px);
}

body.dark-mode .tabs {
    background: rgba(58, 58, 58, 0.8);
}

.tabs a {
    padding: 14px 22px;
    background: rgba(233, 236, 239, 0.7);
    margin-left: 8px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    color: var(--light-text);
}

.tabs a:hover {
    background: rgba(221, 221, 221, 0.8);
    transform: translateY(-2px);
}

.tabs a.active {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

body.dark-mode .tabs a {
    background: rgba(74, 74, 74, 0.7);
    color: var(--dark-text);
}

body.dark-mode .tabs a:hover {
    background: rgba(90, 90, 90, 0.8);
}

/* Enhanced Buttons */
.btn-backup, .export-btn {
    background: var(--success-color);
    color: white;
    padding: 14px 22px;
    border-radius: 10px;
    display: inline-block;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.2);
}

.btn-backup:hover, .export-btn:hover {
    background: #218838;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(40, 167, 69, 0.3);
}

/* Modern Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
}

.pagination a {
    padding: 12px 18px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
}

.pagination a:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.pagination a.active {
    background: var(--primary-hover);
    transform: scale(1.1);
}

/* Chart Cards */
.chart-card {
    text-align: center;
    width: 320px;
    margin: 15px auto;
    padding: 25px;
    border-radius: 15px;
    background: rgba(248, 249, 250, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.chart-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

body.dark-mode .chart-card {
    background: rgba(58, 58, 58, 0.8);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.chart-card canvas {
    max-width: 280px;
    max-height: 180px;
}

/* Date Picker Enhancement */
.date-picker-container {
    display: inline-block;
    margin: 0 12px;
    min-width: 200px;
}

.date-picker-container label {
    display: block;
    font-size: 13px;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--accent-color);
}

body.dark-mode .date-picker-container label {
    color: var(--accent-dark);
}

.persian-datepicker-input {
    width: 180px;
    padding: 12px;
    border: 2px solid #e1e5e9;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.95);
    cursor: pointer;
    font-family: 'Vazir', sans-serif;
    font-size: 14px;
    transition: var(--transition);
}

.persian-datepicker-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
}

body.dark-mode .persian-datepicker-input {
    background: #3a3a3a;
    border-color: #555;
}

body.dark-mode .persian-datepicker-input:focus {
    border-color: var(--accent-dark);
    box-shadow: 0 0 20px rgba(167, 139, 250, 0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        margin: 20px;
        padding: 20px;
    }
    
    .login-container {
        margin: 50px 20px;
        padding: 30px;
    }
    
    h1 { font-size: 2em; }
    h2 { font-size: 1.5em; }
    h3 { font-size: 1.2em; }
    
    .filter-form input, 
    .filter-form select {
        width: 100%;
        margin: 8px 0;
    }
    
    .tabs {
        flex-direction: column;
        gap: 8px;
    }
    
    .tabs a {
        margin-left: 0;
        text-align: center;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

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

body.dark-mode *:focus-visible {
    outline-color: var(--accent-dark);
}

/* Loading Animation */
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

body.dark-mode .loading {
    background: linear-gradient(90deg, #3a3a3a 25%, #4a4a4a 50%, #3a3a3a 75%);
    background-size: 200% 100%;
}

.view-details-btn {
    background: var(--primary-gradient);
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.9em;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
}

.view-details-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}