/* ===================================
   UUID Generator - QS Tools Style
   =================================== */

/* Container */
.uuid-wrap {
    max-width: 100%;
    margin: 0 auto;
    padding: var(--qs-space-md, 20px);
    background: var(--qs-bg-primary, #fff);
    border-radius: var(--qs-radius-lg, 12px);
    box-shadow: var(--qs-shadow-sm, 0 1px 3px rgba(0,0,0,0.1));
    box-sizing: border-box;
}

/* Header */
.uuid-header {
    margin-bottom: var(--qs-space-lg, 24px);
    padding-bottom: var(--qs-space-md, 16px);
    border-bottom: 2px solid var(--qs-border-light, #e5e7eb);
}

.uuid-title {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    color: var(--qs-text-primary, #111827);
}

/* Main content - 2 columns */
.uuid-content {
    display: flex;
    gap: var(--qs-space-lg, 24px);
    align-items: flex-start;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.uuid-controls {
    flex: 0 0 calc(50% - 12px);
    max-width: calc(50% - 12px);
    min-width: 300px;
    box-sizing: border-box;
}

.uuid-right {
    flex: 0 0 calc(50% - 12px);
    max-width: calc(50% - 12px);
    display: flex;
    flex-direction: column;
    gap: var(--qs-space-md, 16px);
    box-sizing: border-box;
}

/* Footer */
.uuid-footer {
    width: 100%;
    margin-top: var(--qs-space-lg, 24px);
    padding-top: var(--qs-space-md, 16px);
    border-top: 1px solid var(--qs-border-light, #e5e7eb);
}

.uuid-help {
    text-align: center;
    font-size: 13px;
    color: var(--qs-text-muted, #6b7280);
    line-height: 1.5;
}

/* Section */
.uuid-section,
.uuid-results-section {
    padding: var(--qs-space-md, 20px);
    background: var(--qs-bg-secondary, #f9fafb);
    border-radius: var(--qs-radius-md, 8px);
    border: 1px solid var(--qs-border-light, #e5e7eb);
}

.uuid-heading {
    margin: 0 0 var(--qs-space-md, 16px) 0;
    font-size: 14px;
    font-weight: 700;
    color: var(--qs-primary, #1a73e8);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Form */
.uuid-form {
    width: 100%;
}

.uuid-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--qs-space-md, 16px);
    margin-bottom: var(--qs-space-md, 16px);
}

.uuid-label {
    display: flex;
    flex-direction: column;
    gap: var(--qs-space-xs, 6px);
    font-size: 13px;
    font-weight: 600;
    color: var(--qs-text-primary, #111827);
}

.uuid-input,
.uuid-select {
    padding: var(--qs-space-sm, 10px);
    border: 2px solid var(--qs-border-light, #e5e7eb);
    border-radius: var(--qs-radius-sm, 6px);
    font-size: 14px;
    transition: var(--qs-transition-base, all 0.2s ease);
    background: var(--qs-bg-primary, #fff);
    color: var(--qs-text-primary, #111827);
}

.uuid-input:focus,
.uuid-select:focus {
    outline: 2px solid var(--qs-primary, #1a73e8);
    outline-offset: 2px;
    border-color: var(--qs-primary, #1a73e8);
}

.uuid-desc {
    font-size: 11px;
    font-weight: 400;
    color: var(--qs-text-muted, #6b7280);
}

/* Buttons */
.uuid-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--qs-space-xs, 8px);
    padding: var(--qs-space-sm, 12px) var(--qs-space-md, 20px);
    border: 2px solid transparent;
    border-radius: var(--qs-radius-md, 8px);
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--qs-transition-base, all 0.2s ease);
    text-decoration: none;
    width: 100%;
}

.uuid-btn-primary {
    background: var(--qs-primary, #1a73e8);
    color: #fff;
    border-color: var(--qs-primary, #1a73e8);
}

.uuid-btn-primary:hover {
    background: var(--qs-primary-dark, #1557b0);
    border-color: var(--qs-primary-dark, #1557b0);
    transform: translateY(-1px);
    box-shadow: var(--qs-shadow-md, 0 4px 8px rgba(0,0,0,0.15));
}

.uuid-btn-primary:focus {
    outline: 2px solid var(--qs-primary, #1a73e8);
    outline-offset: 2px;
}

.uuid-btn-primary:active {
    transform: translateY(0);
}

.uuid-btn-icon {
    font-size: 16px;
}

/* Results */
.uuid-results {
    display: flex;
    flex-direction: column;
    gap: var(--qs-space-sm, 10px);
    max-height: 500px;
    overflow-y: auto;
}

.uuid-placeholder {
    text-align: center;
    color: var(--qs-text-muted, #6b7280);
    font-style: italic;
    padding: var(--qs-space-lg, 24px);
}

.uuid-item {
    display: flex;
    align-items: center;
    gap: var(--qs-space-sm, 10px);
    padding: var(--qs-space-sm, 12px);
    background: var(--qs-bg-primary, #fff);
    border: 1px solid var(--qs-border-light, #e5e7eb);
    border-radius: var(--qs-radius-sm, 6px);
    transition: var(--qs-transition-base, all 0.2s ease);
}

.uuid-item:hover {
    border-color: var(--qs-primary, #1a73e8);
    box-shadow: var(--qs-shadow-sm, 0 2px 4px rgba(0,0,0,0.1));
}

.uuid-code {
    flex: 1;
    padding: var(--qs-space-xs, 6px) var(--qs-space-sm, 10px);
    background: var(--qs-bg-secondary, #f9fafb);
    border: 1px solid var(--qs-border-light, #e5e7eb);
    border-radius: var(--qs-radius-sm, 4px);
    font-family: 'Courier New', monospace;
    font-size: 13px;
    color: var(--qs-text-primary, #111827);
    word-break: break-all;
}

.uuid-copy-btn {
    flex: 0 0 auto;
    padding: var(--qs-space-xs, 6px) var(--qs-space-sm, 10px);
    background: var(--qs-bg-primary, #fff);
    border: 1px solid var(--qs-border-medium, #d1d5db);
    border-radius: var(--qs-radius-sm, 6px);
    cursor: pointer;
    font-size: 16px;
    transition: var(--qs-transition-base, all 0.2s ease);
}

.uuid-copy-btn:hover {
    background: var(--qs-success, #10b981);
    border-color: var(--qs-success, #10b981);
    transform: scale(1.1);
}

.uuid-copy-btn:focus {
    outline: 2px solid var(--qs-primary, #1a73e8);
    outline-offset: 2px;
}

.uuid-copy-btn:active {
    transform: scale(0.95);
}

/* Admin styles */
.uuid-admin-wrap {
    background: var(--qs-bg-primary, #fff);
    padding: var(--qs-space-lg, 24px);
    border-radius: var(--qs-radius-md, 8px);
    box-shadow: var(--qs-shadow-sm, 0 1px 3px rgba(0,0,0,0.1));
}

.uuid-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: var(--qs-radius-sm, 4px);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.uuid-badge-v4 {
    background: #dbeafe;
    color: #1e40af;
}

.uuid-badge-v1 {
    background: #fef3c7;
    color: #92400e;
}

.uuid-badge-v7 {
    background: #d1fae5;
    color: #065f46;
}

.uuid-badge-nil {
    background: #f3f4f6;
    color: #374151;
}

/* Responsive */
@media (max-width: 768px) {
    .uuid-content {
        flex-direction: column;
    }
    
    .uuid-controls,
    .uuid-right {
        flex: 0 0 100%;
        max-width: 100%;
        min-width: 100%;
    }
    
    .uuid-results {
        max-height: 300px;
    }
}

@media (max-width: 480px) {
    .uuid-wrap {
        padding: var(--qs-space-sm, 12px);
    }
    
    .uuid-title {
        font-size: 20px;
    }
    
    .uuid-code {
        font-size: 11px;
    }
}