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

body {
    font-family: sans-serif;
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
    background: #f0f4f8;
    color: #1a2a3a;
}

h2 {
    margin-bottom: 16px;
    color: #1565c0;
    font-size: 1.2rem;
    border-bottom: 2px solid #1565c0;
    padding-bottom: 8px;
}

video,
#qr-reader,
#photo-preview {
    width: 100%;
    display: block;
    border: 2px solid #90caf9;
    border-radius: 6px;
}

#photo-preview {
    display: none;
}

select {
    font-size: 14px;
    padding: 8px 10px;
    margin-top: 8px;
    width: 100%;
    border: 1px solid #90caf9;
    border-radius: 4px;
    background: #fff;
    color: #1a2a3a;
    cursor: pointer;
    outline: none;
}

select:focus {
    border-color: #1565c0;
}

button {
    font-size: 14px;
    padding: 9px 18px;
    margin-top: 8px;
    margin-right: 6px;
    cursor: pointer;
    background: #1565c0;
    color: #fff;
    border: none;
    border-radius: 4px;
    transition: background 0.15s;
}

button:hover:not(:disabled) {
    background: #0d47a1;
}

button:disabled {
    background: #90caf9;
    cursor: not-allowed;
}

p {
    margin: 10px 0 6px;
    font-size: 14px;
    color: #444;
}

.screen {
    display: none;
}

.screen.active {
    display: block;
}

#loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 0;
    gap: 14px;
    color: #1565c0;
    font-size: 14px;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid #bbdefb;
    border-top-color: #1565c0;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

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

#black-warning {
    margin-top: 8px;
    font-size: 13px;
    color: #e65100;
    display: none;
}

#qr-status,
#photo-status {
    background: #e3f2fd;
    border-left: 3px solid #1565c0;
    padding: 8px 12px;
    border-radius: 0 4px 4px 0;
    font-size: 13px;
    color: #1a2a3a;
}

#preview-wrap {
    margin-top: 10px;
    border-radius: 6px;
    overflow: hidden;
}

.btn-group {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}
/* ── Manual entry section ───────────────────────────────────────────────── */
#manual-entry {
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid #bbdefb;
}

#manual-label {
    font-size: 13px;
    color: #1565c0;
    font-weight: 600;
    margin-bottom: 6px;
}

#manual-input-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

#manual-input {
    flex: 1;
    font-size: 14px;
    padding: 9px 12px;
    border: 1px solid #90caf9;
    border-radius: 4px;
    background: #fff;
    color: #1a2a3a;
    outline: none;
    transition: border-color 0.15s;
    margin-top: 0;
}

#manual-input:focus {
    border-color: #1565c0;
}

#manual-input::placeholder {
    color: #aac4e0;
}

#btn-manual-submit {
    margin-top: 0;
    margin-right: 0;
    white-space: nowrap;
    flex-shrink: 0;
}

#manual-status {
    margin-top: 6px;
    font-size: 13px;
    color: #e65100;
    min-height: 18px;
}