/* Tool Wrapper & Base UI */
.tool-wrapper {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

.tool-container {
    min-height: 400px;
    position: relative;
    z-index: 1;
}

/* Glass Effect for Tool Area */
.tool-wrapper.glass-card {
    background: rgba(var(--background-color-rgb, 255, 255, 255), 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.dark-theme .tool-wrapper.glass-card {
    background: rgba(15, 17, 21, 0.8);
}

/* Lock Overlay Premium */
.tool-lock-overlay {
    position: absolute;
    inset: -2.5rem;
    background: rgba(var(--background-color-rgb, 255, 255, 255), 0.6);
    backdrop-filter: blur(12px);
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem;
}

.dark-theme .tool-lock-overlay {
    background: rgba(15, 17, 21, 0.7);
}

.lock-content {
    max-width: 450px;
    animation: fadeInUp 0.6s ease;
}

.lock-icon {
    font-size: 4rem;
    margin-bottom: 2rem;
    filter: drop-shadow(0 0 20px rgba(var(--primary-rgb), 0.3));
}

.lock-actions .btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Tool UI Elements */
.tool-ui-content textarea {
    width: 100%;
    min-height: 250px;
    padding: 1.5rem;
    border: 2px solid var(--border-color);
    border-radius: 16px;
    background: var(--background-color);
    color: var(--text-color);
    font-family: 'Fira Code', monospace;
    font-size: 1rem;
    margin-bottom: 2rem;
    resize: vertical;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

.tool-ui-content textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(var(--primary-rgb), 0.1);
}

.tool-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.tool-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    background: rgba(var(--primary-rgb), 0.03);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(var(--primary-rgb), 0.1);
}

.result-item {
    text-align: center;
}

.result-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--text-color);
    opacity: 0.5;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.75rem;
}

.result-value {
    display: block;
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary-color);
    text-shadow: 0 4px 10px rgba(var(--primary-rgb), 0.1);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Enhanced Tool UI */
.input-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0 0.5rem;
}

.input-title-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    color: var(--text-color);
}

.input-title-group i {
    color: var(--primary-color);
}

.action-link {
    background: none;
    border: none;
    color: var(--text-color);
    opacity: 0.6;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
    margin-left: 1rem;
}

.action-link:hover {
    opacity: 1;
    color: var(--primary-color);
}

.keyword-density-panel {
    background: rgba(var(--primary-rgb), 0.05);
    border: 1px dashed rgba(var(--primary-rgb), 0.2);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 2rem;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.panel-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.input-with-icon {
    position: relative;
    margin-bottom: 1rem;
}

.input-with-icon i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    opacity: 0.7;
}

.input-with-icon input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.8rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--card-background);
    color: var(--text-color);
}

.keyword-stats {
    display: flex;
    gap: 1rem;
}

.stat-bubble {
    background: var(--card-background);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.bubble-label {
    opacity: 0.6;
    font-weight: 500;
}

.bubble-value {
    color: var(--primary-color);
    font-weight: 700;
}

/* Results Grid */
.tool-results-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

.result-card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    height: 100%;
}

.result-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.result-card-header i {
    color: var(--primary-color);
}

.result-card-header h3 {
    font-size: 1.1rem;
    margin: 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.keyword-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.keyword-pill {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 1rem;
    background: rgba(var(--primary-rgb), 0.05);
    border-radius: 8px;
    font-size: 0.9rem;
}

.keyword-pill .count {
    background: var(--primary-color);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
}

.insight-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.insight-row:last-child {
    border-bottom: none;
}

.insight-row span:last-child {
    font-weight: 700;
    color: var(--primary-color);
}

@media (max-width: 992px) {
    .tool-results-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@keyframes pulse-primary {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

.stat-bubble.updated {
    animation: pulse-primary 0.3s ease;
}