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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: #1a1a2e;
    color: #e0e0e0;
    min-height: 100vh;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    font-size: 2em;
    text-align: center;
    margin-top: 30px;
    color: #ff6b35;
}

.subtitle {
    text-align: center;
    color: #888;
    margin-bottom: 30px;
}

button {
    display: block;
    width: 100%;
    padding: 18px;
    font-size: 1.2em;
    background: #ff6b35;
    color: #fff;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.2s;
    margin-bottom: 20px;
}

button:hover:not(:disabled) {
    background: #e85d2a;
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

#status {
    text-align: center;
    padding: 15px;
    font-size: 1.1em;
}

.spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid #333;
    border-top-color: #ff6b35;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
}

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

.card {
    background: #16213e;
    border: 1px solid #0f3460;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
}

.card h2 {
    font-size: 1.1em;
    color: #ff6b35;
    margin-bottom: 12px;
}

code {
    font-size: 1.3em;
    letter-spacing: 2px;
    color: #4ecca3;
}

.dtc-badge {
    display: inline-block;
    padding: 6px 12px;
    margin: 4px;
    border-radius: 8px;
    font-family: monospace;
    font-size: 0.95em;
}

.dtc-badge.stored {
    background: #5c1a1a;
    color: #ff6b6b;
    border: 1px solid #8b2a2a;
}

.dtc-badge.pending {
    background: #5c4a1a;
    color: #ffd93d;
    border: 1px solid #8b6a2a;
}

.param-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #0f3460;
}

.param-row:last-child {
    border-bottom: none;
}

.param-row span {
    color: #aaa;
}

.param-row strong {
    color: #4ecca3;
}

.diagnosis-card {
    background: #0f1a2e;
    border-color: #1a3a5c;
}

.diagnosis-card h2 {
    font-size: 1em;
}

#diagnosis-text {
    line-height: 1.7;
    white-space: pre-line;
}

#diagnosis-text h2 {
    font-size: 1.2em;
    margin-top: 16px;
    color: #4ecca3;
}

#diagnosis-text h3 {
    font-size: 1.05em;
    margin-top: 12px;
    color: #ff6b35;
}

#diagnosis-text strong {
    color: #ffd93d;
}

.ok {
    color: #4ecca3;
}

.error {
    color: #ff6b6b;
}