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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: #f5f6fa;
    color: #2c3e50;
    line-height: 1.6;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-box h1 {
    margin-bottom: 10px;
    color: #2c3e50;
}

.login-box p {
    color: #7f8c8d;
    margin-bottom: 25px;
}

.login-box input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.login-box input:focus {
    outline: none;
    border-color: #667eea;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    padding: 20px 30px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 20px;
}

header h1 {
    font-size: 24px;
}

.header-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

.tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
    background: white;
    padding: 10px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    overflow-x: auto;
}

.tab-btn {
    padding: 12px 20px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    transition: all 0.3s;
}

.tab-btn:hover {
    background: #f0f0f0;
}

.tab-btn.active {
    background: #667eea;
    color: white;
}

.tab-content {
    display: none;
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

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

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid #667eea;
}

.card h3 {
    font-size: 14px;
    color: #7f8c8d;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card p {
    font-size: 24px;
    font-weight: 700;
    color: #2c3e50;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
}

.btn-success {
    background: #27ae60;
    color: white;
}

.btn-success:hover {
    background: #219a52;
}

.btn-danger {
    background: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background: #c0392b;
}

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
    background: #95a5a6;
    color: white;
}

.btn-large {
    padding: 15px 30px;
    font-size: 16px;
}

.items-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.item-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.item-card:hover {
    border-color: #667eea;
    background: #f0f3ff;
}

.item-card.selected {
    border-color: #27ae60;
    background: #e8f8f5;
}

.item-info {
    flex: 1;
}

.item-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.item-subtitle {
    font-size: 13px;
    color: #7f8c8d;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

input[type="number"],
input[type="time"] {
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    width: 100%;
    max-width: 200px;
}

input:focus {
    outline: none;
    border-color: #667eea;
}

textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    font-family: monospace;
    resize: vertical;
    transition: border-color 0.3s;
}

textarea:focus {
    outline: none;
    border-color: #667eea;
}

.toggle {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    cursor: pointer;
}

.toggle input {
    display: none;
}

.toggle-slider {
    width: 50px;
    height: 26px;
    background: #ccc;
    border-radius: 13px;
    position: relative;
    transition: 0.3s;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: 0.3s;
}

.toggle input:checked + .toggle-slider {
    background: #27ae60;
}

.toggle input:checked + .toggle-slider::after {
    left: 26px;
}

.toggle-label {
    font-weight: 500;
}

.transfers-table {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

th {
    background: #f8f9fa;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    color: #7f8c8d;
}

tr:hover {
    background: #f8f9fa;
}

.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

.alert {
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
}

.result-box {
    margin-top: 20px;
    padding: 20px;
    border-radius: 8px;
    background: #f8f9fa;
}

.result-box.success {
    background: #d4edda;
    color: #155724;
}

.result-box.error {
    background: #f8d7da;
    color: #721c24;
}

.hidden {
    display: none !important;
}

.loading {
    padding: 20px;
    text-align: center;
    color: #7f8c8d;
}

.actions-bar {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.step {
    margin-bottom: 30px;
}

.step h3 {
    margin-bottom: 15px;
    color: #667eea;
}

.auth-box {
    max-width: 700px;
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    .cards {
        grid-template-columns: 1fr;
    }
    .tabs {
        flex-wrap: wrap;
    }
    .actions-bar {
        flex-direction: column;
    }
    .btn-large {
        width: 100%;
    }
    table {
        font-size: 14px;
    }
    th, td {
        padding: 8px;
    }
}