/* ============================================
   Sektionen 4-7 — Premium Light/Dark
   ============================================ */

/* 4. Produkte */
.products { padding: var(--section-padding); }

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

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2rem;
    transition: all var(--t-normal);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gold-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-normal);
}

.product-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.product-card:hover::before { transform: scaleX(1); }

.product-badge {
    display: inline-block;
    font-size: 0.62rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold-dark);
    background: var(--gold-pale);
    padding: 0.3rem 0.85rem;
    border-radius: 20px;
    margin-bottom: 1.25rem;
    font-weight: 600;
}

[data-theme="dark"] .product-badge {
    color: var(--gold);
    background: var(--gold-glow);
}

.product-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
}

.product-card > p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.product-features { margin-bottom: 1.5rem; }

.product-feature {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.35rem 0;
    font-size: 0.84rem;
    color: var(--text-secondary);
}

.product-feature-icon {
    color: var(--gold);
    font-size: 0.7rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.product-price {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-light);
}

.product-price strong {
    color: var(--text-primary);
    font-size: 1.05rem;
}

.product-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 1.25rem;
    font-size: 0.84rem;
    color: var(--gold);
    font-weight: 500;
    transition: gap var(--t-fast);
}

.product-card-link:hover { gap: 0.7rem; }

.product-card.highlight {
    border-color: var(--gold-border);
    box-shadow: var(--shadow-md), inset 0 1px 0 0 var(--gold-border);
}

.product-card.highlight::before { transform: scaleX(1); }

/* 5. Warum Edelmetalle */
.why-section {
    padding: var(--section-padding);
    background: var(--bg-secondary);
    transition: background-color var(--t-theme);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.why-item {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--t-normal);
}

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

.why-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gold-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    font-size: 1.3rem;
    color: #fff;
}

.why-item h3 {
    font-family: var(--font-heading);
    font-size: 1.08rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.why-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* 6. So funktioniert's */
.how-section { padding: var(--section-padding); }

.how-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    position: relative;
}

.how-steps::before {
    content: '';
    position: absolute;
    top: 38px;
    left: 18%;
    right: 18%;
    height: 1.5px;
    background: linear-gradient(90deg, transparent, var(--gold-border), var(--gold-border), transparent);
}

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

.how-step-number {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    background: var(--gold-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-gold);
}

.how-step h3 {
    font-family: var(--font-heading);
    font-size: 1.12rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.how-step p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.65;
    max-width: 300px;
    margin: 0 auto;
}

/* 7. Warum ProWert */
.usp-section {
    padding: var(--section-padding);
    background: var(--bg-secondary);
    transition: background-color var(--t-theme);
}

.usp-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.usp-card {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--t-normal);
}

.usp-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--gold-border);
}

.usp-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: var(--gold-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    color: #fff;
    flex-shrink: 0;
}

.usp-card h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--text-primary);
}

.usp-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* Responsive */
@media (max-width: 968px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .products-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; gap: 1rem; }
    .how-steps { grid-template-columns: 1fr; gap: 2.5rem; }
    .how-steps::before { display: none; }
    .usp-grid { grid-template-columns: 1fr; }
    .usp-card { flex-direction: column; gap: 1rem; }
}