/* QR Code Generator Styles */

.qr-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 32px;
    margin-bottom: 40px;
    align-items: start;
}

.qr-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 22px;
    padding: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.qr-tab {
    flex: 1;
    min-width: 90px;
    padding: 10px 14px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    font-family: inherit;
    white-space: nowrap;
}
.qr-tab:hover { color: var(--text-primary); background: var(--bg-hover); }
.qr-tab.active {
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.qr-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
}
.qr-fields {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 24px;
}
.qr-field { display: flex; flex-direction: column; gap: 6px; }
.qr-field label {
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--text-primary);
}
.qr-field input[type="text"],
.qr-field input[type="url"],
.qr-field input[type="email"],
.qr-field input[type="tel"],
.qr-field input[type="password"],
.qr-field input[type="number"],
.qr-field textarea,
.qr-field select {
    padding: 12px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color var(--transition);
    width: 100%;
}
.qr-field input:focus,
.qr-field textarea:focus,
.qr-field select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.qr-field textarea {
    resize: vertical;
    min-height: 90px;
    font-family: 'Courier New', monospace;
}
.qr-field small { color: var(--text-muted); font-size: 0.82rem; }

.qr-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.qr-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    cursor: pointer;
}
.qr-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
    cursor: pointer;
}

.color-input-wrap { display: flex; gap: 10px; align-items: center; }
.color-input-wrap input[type="color"] {
    width: 50px;
    height: 44px;
    padding: 4px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: var(--bg-primary);
}
.color-input-wrap input[type="text"] {
    flex: 1;
    font-family: 'Courier New', monospace;
    text-transform: uppercase;
}

.qr-customize {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 18px;
    margin-bottom: 22px;
}
.qr-customize summary {
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    list-style: none;
    padding: 4px 0;
}
.qr-customize summary::-webkit-details-marker { display: none; }
.qr-customize[open] summary {
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.qr-customize-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.qr-preview {
    position: sticky;
    top: 90px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.qr-canvas-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 320px;
    background: var(--bg-primary);
    border-radius: var(--radius);
    padding: 20px;
    position: relative;
    overflow: hidden;
}
.qrcode-target {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;
}
.qrcode-target img,
.qrcode-target canvas {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
}
.qr-placeholder { text-align: center; color: var(--text-muted); }
.qr-placeholder-icon { font-size: 3.5rem; margin-bottom: 12px; opacity: 0.4; }
.qr-placeholder p { font-size: 0.95rem; margin: 0; }

.qr-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.qr-actions .btn {
    flex: 1;
    min-width: 130px;
    padding: 12px 20px;
    font-size: 0.95rem;
}

@media (max-width: 900px) {
    .qr-layout { grid-template-columns: 1fr; }
    .qr-preview { position: static; }
}
@media (max-width: 640px) {
    .qr-form { padding: 20px 16px; }
    .qr-customize-grid { grid-template-columns: 1fr; }
    .qr-field-row { grid-template-columns: 1fr; }
    .qr-tab { font-size: 0.82rem; padding: 8px 10px; }
    .qr-actions .btn { flex: 1 1 100%; }
}