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

:root {
    --primary-400: #38bdf8;
    --primary-500: #0ea5e9;
    --primary-600: #0284c7;
    --success-500: #10b981;
    --error-500: #ef4444;
    --warning-500: #f59e0b;
    --warning-600: #d97706;
    --bg-dark: #0f172a;
    --bg-darker: #020617;
    --bg-card-panel: #1e293b;
    --bg-input: #0f172a;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-light: #334155;
    --gradient-primary: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    --radius-sm: 6px;
    --radius-base: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    
    --sidebar-width: 280px;
}

@font-face {
    font-family: 'Vazir';
    src: url('../font/Vazirmatn.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazir';
    src: url('../font/Vazirmatn-Bold.woff2') format('woff2');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

* {
    font-family: 'Vazir', 'Segoe UI', system-ui, sans-serif;
}

body {
    background: var(--bg-dark);
    color: var(--text-primary);
    direction: rtl;
    line-height: 1.5;
    overflow-x: hidden;
    min-height: 100vh;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-600);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-500);
}

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

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

/* ========== هدر موبایل (فقط در موبایل) ========== */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #0f172a, #020617);
    backdrop-filter: blur(12px);
    padding: 10px 16px;
    align-items: center;
    justify-content: space-between;
    z-index: 1001;
    border-bottom: 1px solid var(--border-light);
    height: 56px;
}

.mobile-menu-btn {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active {
    background: var(--error-500);
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary-400);
}

.mobile-logo i {
    font-size: 1.2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mobile-header-spacer {
    width: 40px;
}

/* ========== دکمه‌های موبایل در فوتر ========== */
.mobile-footer-actions {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-light);
    padding: 10px 16px;
    gap: 10px;
    z-index: 1000;
}

.mobile-action-btn {
    flex: 1;
    justify-content: center;
    padding: 10px 12px !important;
    white-space: nowrap;
}

.mobile-action-btn span {
    font-size: 0.75rem;
}

.mobile-action-btn i {
    font-size: 1rem;
}

/* ========== سایدبار ========== */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #0f172a, #020617);
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--border-light);
    flex-shrink: 0;
    height: 100vh;
    position: sticky;
    top: 0;
    transition: transform 0.3s ease;
    z-index: 1002;
    overflow-y: auto;
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-close-btn {
    display: none;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 10px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.1rem;
    align-items: center;
    justify-content: center;
}

.sidebar-close-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error-500);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    font-weight: 800;
}

.logo-icon {
    width: 38px;
    height: 38px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.logo-icon i {
    font-size: 1.1rem;
}

.logo span {
    background: linear-gradient(135deg, var(--primary-400), var(--primary-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 0.9rem;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 1001;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 12px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 12px 16px;
    margin-bottom: 6px;
    color: var(--text-secondary);
    border-radius: var(--radius-base);
    transition: all 0.2s ease;
    cursor: pointer;
    font-weight: 500;
    background: none;
    border: none;
    font-size: 0.85rem;
    text-align: right;
}

.nav-item:hover {
    background: rgba(14, 165, 233, 0.15);
    color: var(--primary-400);
}

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

.nav-item i {
    width: 24px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-light);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 38px;
    height: 38px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.avatar i {
    font-size: 1rem;
}

.username {
    font-weight: 700;
    font-size: 0.8rem;
}

.role {
    font-size: 0.65rem;
    color: var(--text-muted);
}

/* ========== محتوای اصلی ========== */
.app-container {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    width: 100%;
    background: var(--bg-dark);
}

.content-header {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    padding: 16px 32px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    flex-wrap: wrap;
    gap: 12px;
}

.header-title h1 {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--primary-400), var(--primary-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-title p {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.header-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ========== دکمه‌ها ========== */
.btn {
    padding: 15px 20px;
    border: none;
    border-radius: var(--radius-base);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
    white-space: nowrap;
}

.btn-sm {
    padding: 8px 14px;
    font-size: 0.75rem;
}

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

.btn-primary:hover {
    transform: translateY(-1px);
    opacity: 0.9;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-500), #059669);
    color: white;
}

.btn-success:hover {
    transform: translateY(-1px);
    opacity: 0.9;
}

.btn-error {
    background: linear-gradient(135deg, var(--error-500), #dc2626);
    color: white;
}

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

.btn-outline:hover {
    border-color: var(--primary-500);
    color: var(--primary-400);
    background: rgba(14, 165, 233, 0.1);
}

.button-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.button-group .btn {
    flex: 1 1 auto;
    justify-content: center;
}

/* ========== تب‌ها ========== */
.content-area {
    flex: 1;
    padding: 24px 32px;
    overflow-y: auto;
    overflow-x: hidden;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-pane.active {
    display: block;
}

.tab-header {
    margin-bottom: 20px;
    position: relative;
}

.tab-header::after {
    content: '';
    position: absolute;
    bottom: -12px;
    right: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 10px;
}

.tab-header h2 {
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.tab-header p {
    color: var(--text-muted);
    margin-top: 8px;
    font-size: 0.8rem;
}

/* ========== فرم‌ها و کارت‌ها ========== */
.card-panel {
    background: var(--bg-card-panel);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.form-label.required::after {
    content: "*";
    color: var(--error-500);
}

.form-input,
.form-select {
    padding: 10px 14px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-base);
    background: var(--bg-input);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.85rem;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-500);
}

.form-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 6px;
}

/* ========== کارت اطلاعات ========== */
.info-card {
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-base);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 30px 0px 25px 0px;
    font-size: 0.8rem;
}

.info-card i {
    font-size: 1.1rem;
    color: var(--primary-400);
    flex-shrink: 0;
}

/* ========== آمار ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-card-panel);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    border-radius: var(--radius-base);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
}

.stat-info {
    flex: 1;
}

.stat-number {
    font-size: 1.3rem;
    font-weight: 800;
}

.stat-label {
    font-size: 0.65rem;
    color: var(--text-muted);
}

/* ========== دروس تابستانی ========== */
.courses-header-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.courses-badge {
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: 30px;
    padding: 6px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
}

.courses-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
    max-height: 500px;
    overflow-y: auto;
}

/* استایل آیتم درس - چیدمان ردیفی */
.course-item {
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-base);
    padding: 14px;
    transition: all 0.2s;
}

.course-item:hover {
    border-color: var(--primary-500);
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 10px;
}

.course-title {
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.delete-btn {
    background: none;
    border: none;
    color: var(--error-500);
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
}

.delete-btn:hover {
    transform: scale(1.1);
}

/* چیدمان ردیفی فیلدهای درس */
.course-body {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    margin-bottom: 10px;
    align-items: end;
}

/* در حالت غیرحضوری (remote) - فیلد مستمر نمایش داده نشود */
.course-body.remote-layout {
    grid-template-columns: repeat(5, 1fr);
}

.course-body.remote-layout .attendance-monthly {
    display: none;
}

.course-field {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.course-field label {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-weight: 500;
}

.course-field input,
.course-field select {
    padding: 6px 10px;
    background: var(--bg-card-panel);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.8rem;
    width: 100%;
}

.course-field input:focus,
.course-field select:focus {
    outline: none;
    border-color: var(--primary-500);
}

.course-field.attendance-monthly {
    display: block;
}

.course-details-btn {
    text-align: center;
    margin-top: 8px;
}

/* جزئیات نمرات خرداد */
.course-details {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-light);
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.empty-state i {
    font-size: 40px;
    margin-bottom: 12px;
    display: block;
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: 8px;
    font-size: 1rem;
}

.empty-state p {
    font-size: 0.75rem;
}

/* ========== نتایج ========== */
.results-wrapper {
    background: var(--bg-card-panel);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.gpa-comparison-box {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.gpa-result-card {
    background: var(--bg-input);
    border-radius: var(--radius-lg);
    padding: 15px 20px;
    text-align: center;
    min-width: 130px;
}

.gpa-result-card.highlight {
    background: var(--gradient-primary);
}

.gpa-result-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.gpa-result-card.highlight .gpa-result-label {
    color: rgba(255, 255, 255, 0.8);
}

.gpa-result-value {
    font-size: 2rem;
    font-weight: 800;
}

.gpa-result-value.new {
    color: white;
}

.gpa-arrow-icon {
    font-size: 1.2rem;
    color: var(--primary-400);
}

.result-status-card {
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-base);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.result-status-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-status-icon i {
    font-size: 1.3rem;
}

.result-status-icon.success {
    color: var(--success-500);
}

.result-status-icon.error {
    color: var(--error-500);
}

.result-status-icon.warning {
    color: var(--warning-500);
}

.result-status-title {
    font-weight: 700;
    margin-bottom: 4px;
    font-size: 0.85rem;
}

.result-status-description {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.analysis-container {
    max-height: 300px;
    overflow-y: auto;
}

.analysis-item {
    padding: 10px;
    border-bottom: 1px solid var(--border-light);
}

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

.analysis-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.8rem;
}

.analysis-details {
    display: flex;
    flex-direction: column;
    gap: 3px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.analysis-details .status {
    font-weight: 600;
    margin-top: 4px;
    font-size: 0.75rem;
}

.analysis-info {
    background: rgba(99, 102, 241, 0.15);
    padding: 10px;
    border-radius: var(--radius-base);
    margin-top: 12px;
    text-align: center;
    font-size: 0.75rem;
}

.analysis-warning {
    background: rgba(245, 158, 11, 0.15);
    padding: 10px;
    border-radius: var(--radius-base);
    margin-top: 12px;
    text-align: center;
    font-size: 0.75rem;
    color: var(--warning-500);
}

.results-action-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

/* ========== تنظیمات ========== */
.settings-panel {
    background: var(--bg-card-panel);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 16px;
    margin-bottom: 16px;
}

.settings-panel h3 {
    font-size: 0.9rem;
    margin-bottom: 14px;
    color: var(--primary-400);
    display: flex;
    align-items: center;
    gap: 8px;
}

.settings-option {
    margin-bottom: 10px;
}

.toggle-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 0.8rem;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 46px;
    height: 22px;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-light);
    transition: 0.3s;
    border-radius: 22px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--primary-500);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

.settings-action-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.shortcut-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 10px;
}

.shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.75rem;
}

.shortcut-key {
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 3px 10px;
    font-family: monospace;
    font-size: 0.7rem;
}

.shortcut-description {
    color: var(--text-muted);
    font-size: 0.7rem;
}

/* ========== فوتر ========== */
.content-footer {
    background: rgba(15, 23, 42, 0.95);
    padding: 10px 24px;
    border-top: 1px solid var(--border-light);
    flex-shrink: 0;
    margin-top: auto;
}

.footer-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 12px;
}

.navigation-buttons,
.action-buttons {
    display: flex;
    gap: 10px;
}

.system-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.65rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success-500);
    animation: pulse 2s infinite;
    display: inline-block;
}

.status-dot.online {
    background: var(--success-500);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
}

.auto-save-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.65rem;
    color: var(--text-muted);
}

.version {
    font-size: 0.65rem;
    color: var(--text-muted);
}

/* ========== اعلان‌ها ========== */
.notification-container {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 380px;
}

.notification {
    background: var(--bg-card-panel);
    border-right: 4px solid var(--primary-500);
    border-radius: var(--radius-base);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideIn 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    font-size: 0.8rem;
}

.notification.success {
    border-right-color: var(--success-500);
}

.notification.error {
    border-right-color: var(--error-500);
}

.notification.warning {
    border-right-color: var(--warning-500);
}

.notification-close {
    background: none;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    color: var(--text-muted);
    margin-right: auto;
    padding: 0 4px;
}

.notification-close:hover {
    color: var(--error-500);
}

/* ========== ریسپانسیو دسکتاپ ========== */
@media (min-width: 769px) {
    .mobile-header {
        display: none !important;
    }
    
    .mobile-footer-actions {
        display: none !important;
    }
    
    .sidebar {
        transform: translateX(0) !important;
    }
    
    .sidebar-overlay {
        display: none !important;
    }
    
    .sidebar-close-btn {
        display: none !important;
    }
}

/* ========== ریسپانسیو موبایل ========== */
@media (max-width: 768px) {
    .mobile-header {
        display: flex;
    }
    
    .mobile-footer-actions {
        display: flex;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        right: 0;
        height: 100vh;
        z-index: 1002;
        transform: translateX(100%);
        width: 280px;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-close-btn {
        display: flex;
    }
    
    .main-content {
        padding-top: 56px;
        padding-bottom: 70px;
    }
    
    .content-header {
        display: none;
    }
    
    .content-area {
        padding: 16px;
    }
    
    .tab-header h2 {
        font-size: 1.1rem;
    }
    
    .card-panel {
        padding: 14px;
    }
    
    .button-group {
        flex-direction: column;
    }
    
    .button-group .btn {
        width: 100%;
        justify-content: center;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .footer-actions {
        flex-direction: column;
    }
    
    .navigation-buttons,
    .action-buttons {
        width: 100%;
        justify-content: center;
    }
    
    .system-status {
        justify-content: center;
    }
    
    /* چیدمان دروس موبایل */
    .course-body,
    .course-body.remote-layout,
    .course-details {
        grid-template-columns: 1fr !important;
    }
    
    .course-details {
        margin-top: 10px;
    }
    
    .courses-header-actions {
        flex-direction: column;
    }
    
    .courses-badge {
        width: 100%;
        justify-content: center;
    }
    
    .courses-header-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    
    .gpa-result-card {
        padding: 12px 15px;
        min-width: 100px;
    }
    
    .gpa-result-value {
        font-size: 1.5rem;
    }
    
    .results-action-buttons {
        flex-direction: column;
    }
    
    .results-action-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .settings-action-group {
        flex-direction: column;
    }
    
    .settings-action-group .btn {
        width: 100%;
        justify-content: center;
    }
    
    .notification-container {
        top: 66px;
        left: 10px;
        right: 10px;
        max-width: none;
    }
}

/* موبایل‌های خیلی کوچک */
@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .gpa-comparison-box {
        gap: 10px;
    }
    
    .gpa-result-card {
        padding: 10px 12px;
        min-width: 85px;
    }
    
    .gpa-result-value {
        font-size: 1.2rem;
    }
    
    .gpa-arrow-icon {
        font-size: 1rem;
    }
}

/* حالت افقی موبایل */
@media (max-width: 768px) and (orientation: landscape) {
    .main-content {
        padding-top: 56px;
        padding-bottom: 70px;
    }
    
    .courses-list {
        max-height: 250px;
    }
    
    .analysis-container {
        max-height: 200px;
    }
}

/* ========== استایل چاپ ========== */
@media print {
    .sidebar,
    .content-header,
    .content-footer,
    .mobile-header,
    .mobile-footer-actions,
    .button-group,
    .btn,
    .notification-container,
    .card-panel:not(.results-wrapper),
    .stats-grid:not(:first-child),
    .tab-header::after,
    .header-actions,
    .results-action-buttons,
    .settings-panel,
    .sidebar-overlay {
        display: none !important;
    }

    .main-content {
        margin: 0;
        padding: 0;
    }

    .content-area {
        padding: 0;
    }

    .tab-pane {
        display: block !important;
    }

    .results-wrapper {
        background: white;
        border: none;
        padding: 0;
    }

    .gpa-result-card {
        background: #f0f0f0;
    }

    .gpa-result-card.highlight {
        background: #6366f1;
    }

    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        color-adjust: exact !important;
    }
}