/* Tool Hero Section - Required by tool-page-structure.mdc */
.tool-hero {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.hero-text {
    flex: 1;
    min-width: 260px;
}

.hero-text h1 {
    font-size: 40px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 640px;
    margin-bottom: 1rem;
    margin-top: 0;
}

@media (max-width: 767px) {
    .hero-text h1 {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }
    
    .hero-subtitle {
        font-size: clamp(1rem, 3vw, 1.125rem);
    }
}

/* Proto Converter Styles */
.proto-converter {
    margin-top: 2rem;
}

.converter-config {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--card-bg, #ffffff);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.config-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.config-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.config-input {
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--border-color, #e0e0e0);
    border-radius: 8px;
    background: var(--input-bg, #ffffff);
    color: var(--text-primary, #1a1a1a);
    transition: all 0.2s ease;
}

.config-input:focus {
    outline: none;
    border-color: var(--primary-color, #3b82f6);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.converter-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.panel {
    background: var(--card-bg, #ffffff);
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 500px;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: var(--panel-header-bg, #f8f9fa);
    border-bottom: 1px solid var(--border-color, #e0e0e0);
}

.panel-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary, #1a1a1a);
}

.panel-icon {
    font-size: 1.25rem;
}

.panel-actions {
    display: flex;
    gap: 0.5rem;
}

.panel-action {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-color, #e0e0e0);
    border-radius: 6px;
    background: var(--button-bg, #ffffff);
    color: var(--text-primary, #1a1a1a);
    cursor: pointer;
    transition: all 0.2s ease;
}

.panel-action:hover {
    background: var(--button-hover-bg, #f0f0f0);
    border-color: var(--primary-color, #3b82f6);
    color: var(--primary-color, #3b82f6);
}

.panel-action:active {
    transform: scale(0.98);
}

.panel-body {
    flex: 1;
    position: relative;
    min-height: 400px;
}

.code-editor {
    width: 100%;
    height: 100%;
    min-height: 400px;
}

.converter-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.info-card {
    padding: 1.5rem;
    background: var(--card-bg, #ffffff);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.info-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary, #1a1a1a);
}

.info-text {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-secondary, #666666);
    margin: 0;
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9375rem;
    color: var(--text-secondary, #666666);
    line-height: 1.6;
}

.info-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color, #3b82f6);
    font-weight: 600;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .converter-panels {
        grid-template-columns: 1fr;
    }
    
    .panel {
        min-height: 400px;
    }
}

@media (max-width: 768px) {
    .converter-config {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
    
    .panel-header {
        padding: 0.875rem 1rem;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .panel-title {
        font-size: 0.9375rem;
    }
    
    .panel-action {
        padding: 0.4375rem 0.75rem;
        font-size: 0.8125rem;
    }
    
    .panel-body {
        min-height: 300px;
    }
    
    .code-editor {
        min-height: 300px;
    }
    
    .converter-info {
        grid-template-columns: 1fr;
    }
    
    .info-card {
        padding: 1.25rem;
    }
}

@media (max-width: 480px) {
    .proto-converter {
        margin-top: 1.5rem;
    }
    
    .converter-config {
        margin-bottom: 1.5rem;
        gap: 1rem;
    }
    
    .converter-panels {
        gap: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .panel-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .panel-action {
        width: 100%;
        text-align: center;
    }
}

/* Dark mode support (if applicable) */
@media (prefers-color-scheme: dark) {
    .converter-config,
    .panel,
    .info-card {
        background: var(--card-bg-dark, #1e1e1e);
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
    }
    
    .panel-header {
        background: var(--panel-header-bg-dark, #2a2a2a);
        border-bottom-color: var(--border-color-dark, #3a3a3a);
    }
    
    .config-input {
        background: var(--input-bg-dark, #2a2a2a);
        border-color: var(--border-color-dark, #3a3a3a);
        color: var(--text-primary-dark, #e0e0e0);
    }
    
    .panel-action {
        background: var(--button-bg-dark, #2a2a2a);
        border-color: var(--border-color-dark, #3a3a3a);
        color: var(--text-primary-dark, #e0e0e0);
    }
}