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

body {
    font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
        sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    min-height: 100vh;
    color: #e4e4e4;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    padding: 30px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 30px;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: linear-gradient(90deg, #00d9ff, #00ff88);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

header p {
    color: #888;
    font-size: 1.1rem;
}

section {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #00d9ff;
}

/* Status Section */
.status-card {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.status-item {
    background: rgba(0, 0, 0, 0.2);
    padding: 15px;
    border-radius: 8px;
}

.status-item .label {
    display: block;
    color: #888;
    font-size: 0.85rem;
    margin-bottom: 5px;
}

.status-item .value {
    font-size: 1.1rem;
    font-weight: 600;
}

.status-indicator {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #888;
    margin-right: 8px;
}

.status-indicator.mounted {
    background: #00ff88;
    box-shadow: 0 0 10px #00ff88;
}

.status-indicator.not-mounted {
    background: #ff4757;
    box-shadow: 0 0 10px #ff4757;
}

/* Upload Section */
.upload-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #e4e4e4;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.tab-btn.active {
    background: linear-gradient(90deg, #00d9ff, #00ff88);
    color: #1a1a2e;
    font-weight: 600;
}

.upload-area {
    text-align: center;
}

.file-input-wrapper {
    margin-bottom: 20px;
}

#file-input {
    display: none;
}

.file-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 50px;
    border: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-label:hover {
    border-color: #00d9ff;
    background: rgba(0, 217, 255, 0.05);
}

.file-icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.file-text {
    color: #888;
    margin-bottom: 10px;
}

.file-name {
    color: #00ff88;
    font-weight: 600;
}

.upload-btn {
    padding: 15px 40px;
    font-size: 1.1rem;
    border: none;
    border-radius: 8px;
    background: linear-gradient(90deg, #00d9ff, #00ff88);
    color: #1a1a2e;
    font-weight: 600;
    cursor: pointer;
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 217, 255, 0.4);
}

.upload-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Progress Bar */
.progress-container {
    margin-top: 20px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.progress-bar {
    height: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #00d9ff, #00ff88);
    transition: width 0.3s ease;
    border-radius: 10px;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    font-size: 0.9rem;
    color: #888;
}

.result-message {
    margin-top: 15px;
    padding: 15px;
    border-radius: 8px;
    display: none;
}

.result-message.success {
    display: block;
    background: rgba(0, 255, 136, 0.2);
    border: 1px solid #00ff88;
    color: #00ff88;
}

.result-message.error {
    display: block;
    background: rgba(255, 71, 87, 0.2);
    border: 1px solid #ff4757;
    color: #ff4757;
}

/* Editor Section */
.editor-container {
    display: flex;
    flex-direction: column;
}

.editor-toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.toolbar-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
    color: #e4e4e4;
    cursor: pointer;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.toolbar-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

#save-extlinux:hover {
    background: #00ff88;
    color: #1a1a2e;
}

#clear-extlinux:hover {
    background: #ff4757;
    color: white;
}

#extlinux-editor {
    width: 100%;
    min-height: 300px;
    padding: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.3);
    color: #e4e4e4;
    font-family: "Monaco", "Menlo", monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    resize: vertical;
}

#extlinux-editor:focus {
    outline: none;
    border-color: #00d9ff;
}

.editor-status {
    margin-top: 10px;
    padding: 10px;
    border-radius: 6px;
    font-size: 0.9rem;
}

.editor-status.success {
    background: rgba(0, 255, 136, 0.2);
    color: #00ff88;
}

.editor-status.error {
    background: rgba(255, 71, 87, 0.2);
    color: #ff4757;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    color: #666;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Reboot Section */
.reboot-section {
    border: 1px solid rgba(255, 71, 87, 0.3);
}

.reboot-section h2 {
    color: #ff4757;
}

.reboot-container {
    text-align: center;
}

.reboot-warning {
    color: #ff4757;
    font-weight: 600;
    margin-bottom: 20px;
    padding: 15px;
    background: rgba(255, 71, 87, 0.1);
    border-radius: 8px;
}

.reboot-btn {
    padding: 15px 40px;
    font-size: 1.1rem;
    border: none;
    border-radius: 8px;
    background: linear-gradient(90deg, #ff4757, #ff6b7a);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.reboot-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(255, 71, 87, 0.4);
}

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

.reboot-message {
    margin-top: 15px;
    padding: 15px;
    border-radius: 8px;
    display: none;
}

.reboot-message.success {
    display: block;
    background: rgba(0, 255, 136, 0.2);
    border: 1px solid #00ff88;
    color: #00ff88;
}

.reboot-message.error {
    display: block;
    background: rgba(255, 71, 87, 0.2);
    border: 1px solid #ff4757;
    color: #ff4757;
}

/* Animations */
@keyframes pulse {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s infinite;
}

/* Responsive */
@media (max-width: 600px) {
    header h1 {
        font-size: 1.8rem;
    }

    .upload-tabs {
        flex-direction: column;
    }

    .status-card {
        grid-template-columns: 1fr;
    }
}