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

body {
    font-family: Arial, sans-serif;
    background-color: #1a1a1a;
    color: #e0e0e0;
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 500px;
    margin: 0 auto;
    background-color: #2a2a2a;
    padding: 30px;
    border-radius: 8px;
}

h1 {
    text-align: center;
    margin-bottom: 5px;
    color: #fff;
}

.subtitle {
    text-align: center;
    color: #888;
    margin-bottom: 20px;
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab {
    flex: 1;
    padding: 12px 20px;
    background-color: #333;
    border: 2px solid #444;
    border-radius: 6px;
    color: #888;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab:hover {
    background-color: #3a3a3a;
    border-color: #555;
    color: #aaa;
}

.tab.active {
    background-color: #4a4a4a;
    border-color: #666;
    color: #fff;
}

.tab.active[data-tab="forge"] {
    border-color: #f57c00;
    background-color: rgba(245, 124, 0, 0.15);
}

.tab.active[data-tab="neoforge"] {
    border-color: #d94a3d;
    background-color: rgba(217, 74, 61, 0.15);
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #ccc;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    background-color: #333;
    border: 1px solid #444;
    border-radius: 4px;
    color: #fff;
    font-size: 14px;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #666;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #666;
}

.form-group textarea {
    resize: vertical;
    min-height: 70px;
}

.hint {
    display: block;
    font-size: 12px;
    color: #666;
    margin-top: 3px;
}

.error {
    color: #ff6b6b;
    margin-bottom: 10px;
    text-align: center;
}

.btn {
    width: 100%;
    padding: 12px;
    background-color: #4a4a4a;
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    margin-top: 10px;
}

.btn:hover {
    background-color: #5a5a5a;
}

.btn:disabled {
    background-color: #3a3a3a;
    cursor: not-allowed;
    opacity: 0.7;
}

.btn-secondary {
    background-color: #333;
    margin-top: 20px;
}

.btn-secondary:hover {
    background-color: #444;
}

.pumper-group {
    border-top: 1px solid #444;
    padding-top: 15px;
    margin-top: 20px;
}

.pumper-input-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pumper-input-wrapper input {
    flex: 1;
    max-width: 150px;
}

.pumper-unit {
    color: #888;
    font-size: 14px;
}

/* Loading Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: #2a2a2a;
    padding: 40px 50px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #444;
    border-top-color: #888;
    border-radius: 50%;
    margin: 0 auto 20px;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    font-size: 18px;
    color: #fff;
    margin-bottom: 8px;
}

.loading-hint {
    font-size: 14px;
    color: #888;
}