/* Extra tool pages shared layout */
.tool-hero {
    max-width: 900px;
    margin: 0 auto;
    padding: 1.5rem 1.5rem 0.5rem;
    text-align: center;
}

.tool-hero h1 {
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    margin-bottom: 0.5rem;
}

.tool-hero p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.6;
    margin: 0 auto 0.75rem;
    max-width: 640px;
}

.tool-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(99, 102, 241, 0.35);
    background: rgba(99, 102, 241, 0.12);
    color: var(--accent-primary);
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.85rem;
}

.tool-layout {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem 1.5rem 2rem;
    display: grid;
    grid-template-columns: minmax(260px, 340px) 1fr;
    gap: 1.25rem;
    align-items: start;
}

@media (max-width: 900px) {
    .tool-layout {
        grid-template-columns: 1fr;
    }
}

.tool-panel .control-group {
    margin-bottom: 1rem;
}

.tool-panel label {
    display: block;
    margin-bottom: 0.35rem;
    color: #e4e4e7;
    font-weight: 600;
    font-size: 0.9rem;
}

.tool-drop {
    border: 1.5px dashed var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 1.5rem 1rem;
    text-align: center;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.03);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.tool-drop:hover,
.tool-drop.dragover {
    border-color: rgba(99, 102, 241, 0.55);
    background: rgba(99, 102, 241, 0.08);
}

.tool-drop i {
    font-size: 1.8rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
    display: block;
}

.tool-drop p {
    color: var(--text-secondary);
    margin: 0.2rem 0;
    font-size: 0.9rem;
}

.tool-preview-wrap {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    min-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    padding: 1rem;
}

.tool-preview-wrap canvas,
.tool-preview-wrap img {
    max-width: 100%;
    height: auto;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.tool-actions {
    display: grid;
    gap: 0.55rem;
    margin-top: 1rem;
}

.tool-actions .primary-btn,
.tool-actions .secondary-btn {
    width: 100%;
    margin: 0;
}

.tool-page-nav {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.tool-page-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.88rem;
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    border: 1px solid transparent;
}

.tool-page-nav a:hover,
.tool-page-nav a.active {
    color: var(--accent-primary);
    border-color: var(--glass-border);
    background: rgba(255, 255, 255, 0.03);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem 1.5rem 3rem;
}

.tool-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 1.35rem;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.tool-card:hover {
    transform: translateY(-3px);
    border-color: rgba(99, 102, 241, 0.45);
}

.tool-card i {
    font-size: 1.6rem;
    color: var(--accent-primary);
    margin-bottom: 0.65rem;
    display: block;
}

.tool-card h3 {
    font-size: 1.05rem;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
}

.tool-card p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.5;
}

.sig-pad-box {
    position: relative;
    background: #fff;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.sig-pad-box canvas {
    display: block;
    width: 100%;
    height: 140px;
    cursor: crosshair;
    touch-action: none;
}