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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: #333;
}

.container {
    max-width: 600px;
    margin: 0 auto;
}

header {
    text-align: center;
    color: white;
    margin-bottom: 30px;
}

header h1 {
    font-size: 2rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.subtitle {
    font-size: 1rem;
    opacity: 0.9;
}

.card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.card h2 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #667eea;
}

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

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

.label {
    font-weight: 500;
    color: #555;
}

.status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

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

.status-warning {
    background: #fff3cd;
    color: #856404;
}

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

.btn {
    width: 100%;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    text-align: center;
}

.btn:last-child {
    margin-bottom: 0;
}

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

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

.btn-primary:not(:disabled):hover {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-success:not(:disabled):hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
}

.btn-info {
    background: #17a2b8;
    color: white;
}

.btn-info:not(:disabled):hover {
    background: #138496;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(23, 162, 184, 0.3);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #555;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-group textarea {
    min-height: 80px;
    resize: vertical;
}

.instructions {
    padding-left: 20px;
}

.instructions li {
    margin-bottom: 10px;
    line-height: 1.6;
    color: #555;
}

.log {
    max-height: 300px;
    overflow-y: auto;
    background: #f8f9fa;
    border-radius: 6px;
    padding: 10px;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
}

.log-entry {
    padding: 5px;
    margin-bottom: 5px;
    border-left: 3px solid #ccc;
    padding-left: 10px;
}

.log-info {
    border-left-color: #17a2b8;
    background: #d1ecf1;
}

.log-success {
    border-left-color: #28a745;
    background: #d4edda;
}

.log-warning {
    border-left-color: #ffc107;
    background: #fff3cd;
}

.log-error {
    border-left-color: #dc3545;
    background: #f8d7da;
}

/* Responsive adjustments */
@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .card {
        padding: 15px;
    }

    .btn {
        font-size: 0.9rem;
        padding: 10px 16px;
    }
}

/* Install Banner Styles */
.install-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1000;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.install-content {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 15px;
}

.install-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.install-text {
    flex: 1;
}

.install-text strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.install-text p {
    font-size: 0.9rem;
    opacity: 0.95;
    margin: 0;
}

.install-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.btn-install,
.btn-dismiss {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

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

.btn-install:hover {
    background: #f0f0f0;
    transform: scale(1.05);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

/* Adjust body padding when banner is visible */
body.banner-visible {
    padding-top: 120px;
}

/* Mobile responsive adjustments for install banner */
@media (max-width: 600px) {
    .install-content {
        flex-wrap: wrap;
    }

    .install-text {
        flex-basis: 100%;
    }

    .install-actions {
        flex-basis: 100%;
        justify-content: stretch;
    }

    .btn-install,
    .btn-dismiss {
        flex: 1;
    }
}

/* PWA-specific styles */
@media (display-mode: standalone) {
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
    }
}