/* ═══════════════════════════════════════════
   DataDeep — Shared Subpage Styles
   (centro-controllo-dati, agenti-ai, algoritmi-ml, data-scientist)
   ═══════════════════════════════════════════ */

/* Capability grid */
.capability-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
    max-width: 1100px;
    margin: 0 auto;
}

.capability-card {
    background: var(--dd-white);
    border: 1px solid rgba(10,10,40,0.06);
    border-radius: var(--radius);
    padding: 32px 24px;
    transition: all var(--duration-normal) var(--ease-smooth);
    position: relative;
    overflow: hidden;
}

.capability-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--dd-gradient-icon);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--ease-smooth);
}

.capability-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.capability-card:hover::before { transform: scaleX(1); }

.capability-card .cap-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--dd-gradient-icon);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dd-white);
    margin-bottom: var(--space-4);
}

.capability-card .cap-icon svg { width: 22px; height: 22px; }
.capability-card h4 { font-size: var(--font-size-base); margin-bottom: var(--space-2); }
.capability-card p { font-size: var(--font-size-sm); color: var(--dd-muted); line-height: var(--line-height-relaxed); }

/* Use case cards */
.usecase-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
    max-width: 1000px;
    margin: 0 auto;
}

.usecase-card {
    background: var(--dd-off-white);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: all var(--duration-normal) var(--ease-smooth);
    border-left: 3px solid transparent;
}

.usecase-card:hover {
    transform: translateX(4px);
    border-left-color: var(--dd-purple);
    box-shadow: var(--shadow-sm);
}

.usecase-card h4 { font-size: var(--font-size-base); margin-bottom: var(--space-2); }
.usecase-card p { font-size: var(--font-size-sm); color: var(--dd-muted); }

/* Before/After comparison (2 col) */
.ba-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    max-width: 900px;
    margin: 0 auto;
}

.ba-col {
    border-radius: var(--radius);
    padding: var(--space-6);
}

.ba-col.ba-before {
    background: rgba(239, 68, 68, 0.04);
    border: 1px solid rgba(239, 68, 68, 0.1);
}

.ba-col.ba-after {
    background: rgba(34, 197, 94, 0.04);
    border: 1px solid rgba(34, 197, 94, 0.1);
}

.ba-col h4 {
    font-size: var(--font-size-md);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: 8px;
}

.ba-before h4 { color: var(--dd-danger); }
.ba-after h4 { color: var(--dd-success); }

.ba-col ul { display: flex; flex-direction: column; gap: var(--space-3); }

.ba-col li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
}

.ba-col li .ba-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.65rem;
    margin-top: 2px;
}

.ba-before .ba-icon { background: rgba(239,68,68,0.1); color: var(--dd-danger); }
.ba-after .ba-icon { background: rgba(34,197,94,0.1); color: var(--dd-success); }

/* Process steps (horizontal) */
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step .ps-num {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--dd-gradient-icon);
    color: var(--dd-white);
    font-weight: 800;
    font-size: var(--font-size-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
}

.process-step h4 { font-size: var(--font-size-base); margin-bottom: 4px; }
.process-step p { font-size: var(--font-size-sm); color: var(--dd-muted); }

/* Expert service cards */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
    max-width: 900px;
    margin: 0 auto;
}

.expert-card {
    display: flex;
    gap: var(--space-4);
    align-items: flex-start;
    padding: 28px;
    background: var(--dd-off-white);
    border-radius: var(--radius);
    transition: all var(--duration-normal) var(--ease-smooth);
}

.expert-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.expert-card .ec-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid;
    border-image: var(--dd-gradient-icon) 1;
    background: var(--dd-white);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.expert-card .ec-icon svg { width: 24px; height: 24px; color: var(--dd-purple); }
.expert-card h4 { font-size: var(--font-size-base); margin-bottom: 4px; }
.expert-card p { font-size: var(--font-size-sm); color: var(--dd-muted); }

/* Data Scientist — Benefits grid */
.ds-benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
    max-width: 1000px;
    margin: 0 auto;
}

.ds-benefit-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: 28px 24px;
    background: var(--dd-white);
    border: 1px solid rgba(10, 10, 40, 0.08);
    border-radius: var(--radius);
    box-shadow: 0 2px 10px rgba(10, 10, 40, 0.04);
    transition: all var(--duration-normal) var(--ease-smooth);
    position: relative;
    overflow: hidden;
}

.ds-benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--dd-gradient-icon);
    opacity: 0;
    transition: opacity 0.3s var(--ease-smooth);
}

.ds-benefit-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(10, 10, 40, 0.1);
    border-color: rgba(187, 49, 199, 0.2);
}

.ds-benefit-card:hover::before {
    opacity: 1;
}

.ds-benefit-check {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: 50%;
    background: var(--dd-gradient-icon);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}

.ds-benefit-check svg {
    width: 20px;
    height: 20px;
    stroke: var(--dd-white);
}

.ds-benefit-text h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--dd-navy);
    margin-bottom: 6px;
}

.ds-benefit-text p {
    font-size: var(--font-size-sm);
    color: var(--dd-muted);
    line-height: var(--line-height-relaxed);
}

/* Responsive */
@media (max-width: 1024px) {
    .capability-grid { grid-template-columns: repeat(2, 1fr); }
    .process-steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .capability-grid { grid-template-columns: 1fr; }
    .usecase-grid { grid-template-columns: 1fr; }
    .ba-comparison { grid-template-columns: 1fr; }
    .process-steps { grid-template-columns: 1fr; }
    .expert-grid { grid-template-columns: 1fr; }
    .ds-benefits-grid { grid-template-columns: 1fr; }
}