/**
 * QR Scanner Styles
 */

/* ========================================
   SCANNER MODAL
   ======================================== */

.scanner-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-primary);
    z-index: var(--z-modal);
    display: flex;
    flex-direction: column;
}

.scanner-header {
    height: 64px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
    flex-shrink: 0;
    gap: var(--spacing-sm);
}

.scanner-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.scanner-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

/* Camera Preview */
#qr-reader {
    width: 100%;
    max-width: 600px;
    min-height: 300px;
    /* Force minimum height */
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: #000;
    /* Black background while loading */
}

#qr-reader video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* Fill the container */
    display: block;
}

/* Scanner Overlay */
.scanner-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
    height: 280px;
    border: 3px solid var(--color-accent-bright);
    border-radius: var(--radius-lg);
    pointer-events: none;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
}

.scanner-overlay::before,
.scanner-overlay::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-accent-bright);
}

.scanner-overlay::before {
    top: -4px;
    left: -4px;
    border-right: none;
    border-bottom: none;
}

.scanner-overlay::after {
    bottom: -4px;
    right: -4px;
    border-left: none;
    border-top: none;
}

/* Scanning Animation */
.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent-bright), transparent);
    animation: scan 2s linear infinite;
}

@keyframes scan {
    0% {
        top: 0;
    }

    50% {
        top: 100%;
    }

    100% {
        top: 0;
    }
}

/* Scanner Instructions */
.scanner-instructions {
    margin-top: var(--spacing-lg);
    text-align: center;
    max-width: 400px;
}

.scanner-instructions h3 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.scanner-instructions p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

/* Manual Input Fallback */
.scanner-fallback {
    margin-top: var(--spacing-lg);
    width: 100%;
    max-width: 400px;
}

.scanner-fallback-toggle {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.scanner-fallback-form {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

/* Scanner Status */
.scanner-status {
    position: absolute;
    top: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-bg-card);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    z-index: 10;
}

.scanner-status.success {
    background: var(--color-success);
    color: var(--color-text-inverse);
}

.scanner-status.error {
    background: var(--color-danger);
    color: white;
}

/* Permission Request */
.permission-request {
    text-align: center;
    padding: var(--spacing-xl);
    max-width: 400px;
}

.permission-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent-bright);
}

.permission-request h3 {
    margin-bottom: var(--spacing-sm);
}

.permission-request p {
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .scanner-overlay {
        width: 240px;
        height: 240px;
    }

    #qr-reader {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .scanner-overlay {
        width: 200px;
        height: 200px;
    }

    .scanner-instructions {
        padding: 0 var(--spacing-sm);
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    .scan-line {
        animation: none;
    }

    .scanner-overlay {
        animation: none;
    }
}