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

:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --secondary: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border: #e2e8f0;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    width: 80%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.header-left {
    flex: 1;
    min-width: 250px;
}

.header-right {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.user-info {
    color: rgba(255, 255, 255, 0.95);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.btn-header {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    backdrop-filter: blur(10px);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-header:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-header:active {
    transform: translateY(0);
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border);
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

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

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s;
}

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

/* Card */
.card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
}

.card h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input[type="text"],
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input[type="text"]:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

/* File Upload */
.file-upload {
    position: relative;
}

.file-upload input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.file-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2rem;
    border: 2px dashed var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--bg-main);
}

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

.file-icon {
    font-size: 2rem;
}

.file-text {
    color: var(--text-secondary);
    font-weight: 500;
}

.file-name {
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: #f0f4ff;
    border-radius: 6px;
    color: var(--primary);
    font-weight: 500;
    display: none;
}

.file-name.show {
    display: block;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover:not(:disabled) {
    background: #475569;
}

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

.btn-warning:hover:not(:disabled) {
    background: #d97706;
}

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

/* Backups */
.backups-container {
    margin-top: 1rem;
}

.backups-container label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 500;
}

.backups-grid {
    display: grid;
    gap: 0.75rem;
    max-height: 400px;
    overflow-y: auto;
    padding: 0.5rem;
}

.backup-item {
    padding: 1rem;
    border: 2px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.backup-item:hover {
    border-color: var(--primary);
    background: #f0f4ff;
}

.backup-item.selected {
    border-color: var(--primary);
    background: #f0f4ff;
}

.backup-info {
    flex: 1;
}

.backup-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.backup-date {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.backup-check {
    font-size: 1.5rem;
    color: var(--primary);
    display: none;
}

.backup-item.selected .backup-check {
    display: block;
}

/* Logs */
.logs-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.logs-container {
    background: #1e293b;
    border-radius: 8px;
    padding: 1.5rem;
    max-height: 600px;
    overflow-y: auto;
}

.logs-content {
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
    color: #e2e8f0;
}

.logs-empty {
    color: #64748b;
    text-align: center;
    padding: 2rem;
}

.log-entry {
    padding: 0.5rem 0;
    border-bottom: 1px solid #334155;
}

.log-entry:last-child {
    border-bottom: none;
}

.log-timestamp {
    color: #94a3b8;
}

.log-status {
    font-weight: 600;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    margin: 0 0.5rem;
}

.log-status.SUCCESS {
    background: #10b981;
    color: white;
}

.log-status.FAILED {
    background: #ef4444;
    color: white;
}

.log-project {
    color: #60a5fa;
}

.log-user {
    color: #a78bfa;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.3s;
}

@keyframes modalSlideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

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

.modal-header h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    text-align: right;
}

.progress-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 1rem auto;
}

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

.output-box {
    background: #1e293b;
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    color: #e2e8f0;
    max-height: 300px;
    overflow-y: auto;
    white-space: pre-wrap;
    display: none;
}

.output-box.show {
    display: block;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    header h1 {
        font-size: 2rem;
    }

    .tabs {
        overflow-x: auto;
    }

    .card {
        padding: 1.5rem;
    }
}


/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        width: 85%;
    }
}

@media (max-width: 768px) {
    .container {
        width: 90%;
        padding: 1rem;
    }

    header {
        padding: 1.5rem;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-left {
        width: 100%;
    }

    .header-right {
        width: 100%;
        justify-content: flex-start;
    }

    header h1 {
        font-size: 1.75rem;
    }

    .subtitle {
        font-size: 0.95rem;
    }

    .user-info {
        font-size: 13px;
        padding: 6px 12px;
    }

    .btn-header {
        padding: 8px 16px;
        font-size: 13px;
    }

    .tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .tab-btn {
        white-space: nowrap;
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .container {
        width: 95%;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .header-right {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-header {
        width: 100%;
        justify-content: center;
    }

    .user-info {
        text-align: center;
    }
}