/* =============================================
   Fiendish Puzzle Gen — Hub Page Styles
   ============================================= */

/* ---- Tool Grid ---- */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-lg);
    padding-bottom: var(--space-xl);
}

/* ---- Tool Card ---- */
.tool-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background-image: var(--gradient-card);
    transition: all var(--duration-slow) var(--ease-out);
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity var(--duration-slow) var(--ease-out);
    pointer-events: none;
}

/* Ready cards — interactive */
.tool-card--ready {
    cursor: pointer;
}

.tool-card--ready::before {
    background: radial-gradient(circle at 30% 30%, var(--accent-primary-dim) 0%, transparent 60%);
}

.tool-card--ready:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 8px 32px rgba(230, 57, 70, 0.15), var(--shadow-glow);
    transform: translateY(-4px);
}

.tool-card--ready:hover::before {
    opacity: 1;
}

.tool-card--ready:active {
    transform: translateY(-2px);
}

/* Coming soon cards — muted */
.tool-card--coming {
    opacity: 0.55;
    cursor: default;
}

.tool-card--coming:hover {
    opacity: 0.7;
    border-color: var(--border-hover);
}

/* ---- Tool Card: Icon ---- */
.tool-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    flex-shrink: 0;
    transition: all var(--duration-slow) var(--ease-out);
}

.tool-card__icon--active {
    background: var(--accent-primary-dim);
    border-color: rgba(230, 57, 70, 0.2);
    color: var(--accent-primary);
}

.tool-card--ready:hover .tool-card__icon--active {
    background: rgba(230, 57, 70, 0.2);
    box-shadow: 0 0 20px rgba(230, 57, 70, 0.15);
}

/* ---- Tool Card: Body ---- */
.tool-card__body {
    flex: 1;
    min-width: 0;
}

.tool-card__header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    flex-wrap: wrap;
}

.tool-card__title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.tool-card__desc {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* ---- Tool Card: Arrow (ready cards) ---- */
.tool-card__arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: var(--text-muted);
    flex-shrink: 0;
    align-self: center;
    transition: all var(--duration-normal) var(--ease-out);
}

.tool-card--ready:hover .tool-card__arrow {
    color: var(--accent-primary);
    transform: translateX(4px);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .tool-grid {
        grid-template-columns: 1fr;
    }

    .tool-card {
        padding: var(--space-lg);
    }
}

@media (max-width: 480px) {
    .tool-card__arrow {
        display: none;
    }

    .tool-card__icon {
        width: 44px;
        height: 44px;
    }

    .tool-card__icon svg {
        width: 24px;
        height: 24px;
    }
}