/* ==============================================
   SHOP PAGE – Zusätzliche Styles
   ============================================== */

/* ---------- Shop Header / Navigation ---------- */
.shop-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.shop-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.shop-nav__logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--color-text-primary);
}

.shop-nav__logo-icon {
    font-size: 1.5rem;
}

.shop-nav__logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shop-nav__links {
    display: flex;
    gap: var(--spacing-lg);
}

.shop-nav__link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.shop-nav__link:hover {
    color: var(--color-accent);
}

/* ---------- Shop Hero ---------- */
.shop-hero {
    padding: 8rem 0 3rem;
    text-align: center;
    background: 
        radial-gradient(ellipse at 50% 0%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        var(--color-bg-primary);
}

.shop-hero__title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shop-hero__subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

/* ---------- Shop Sections ---------- */
.shop-section {
    padding: var(--spacing-2xl) 0;
}

.shop-section--parts {
    background: 
        radial-gradient(ellipse at 30% 50%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        var(--color-bg-secondary);
}

/* ---------- Product Detail (Hauptprodukt) ---------- */
.product-detail {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

@media (min-width: 900px) {
    .product-detail {
        grid-template-columns: 1fr 1fr;
    }
}

.product-detail__media {
    position: relative;
    background: linear-gradient(135deg, #e8f4fc 0%, #d0e8f5 100%);
    padding: var(--spacing-xl);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.product-detail__badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-secondary));
    color: var(--color-bg-primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    z-index: 2;
}

.product-detail__video-wrapper {
    max-width: 100%;
}

.product-detail__video {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--radius-md);
    mix-blend-mode: multiply;
}

.product-detail__content {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.product-detail__category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.product-detail__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-md);
}

.product-detail__description {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-secondary);
}

.product-detail__features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.product-detail__features li {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.product-detail__price-box {
    margin-bottom: var(--spacing-lg);
}

.product-detail__price {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    display: block;
}

.product-detail__price-info {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.product-detail__actions {
    margin-bottom: var(--spacing-lg);
}

.product-detail__trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.product-detail__trust span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* ---------- Parts Grid (Ersatzteile) ---------- */
.parts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

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

@media (min-width: 1000px) {
    .parts-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ---------- Part Card (Ersatzteil) ---------- */
.part-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.part-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.part-card__image {
    background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
    padding: var(--spacing-md);
    display: flex;
    justify-content: center;
    align-items: center;
    aspect-ratio: 1;
}

.part-card__image svg {
    width: 100%;
    max-width: 180px;
    height: auto;
}

.part-card__content {
    padding: var(--spacing-md);
}

.part-card__title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.part-card__description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.part-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.part-card__price {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-accent);
}

/* ---------- Shop Info Banner ---------- */
.shop-info {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-primary);
    border-top: 1px solid var(--glass-border);
}

.shop-info__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .shop-info__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.shop-info__item {
    text-align: center;
    padding: var(--spacing-md);
}

.shop-info__icon {
    font-size: 2rem;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.shop-info__title {
    font-size: 0.95rem;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.shop-info__text {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ---------- Mobile Navigation ---------- */
@media (max-width: 599px) {
    .shop-nav__links {
        gap: var(--spacing-sm);
    }
    
    .shop-nav__link {
        display: none;
    }
    
    .shop-nav__cart {
        display: flex;
    }
}

/* ==============================================
   WARENKORB BUTTON (Header)
   ============================================== */
.shop-nav__cart {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.shop-nav__cart:hover {
    background: var(--glass-bg-hover);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.cart-counter {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-secondary));
    color: var(--color-bg-primary);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 10px;
    padding: 0 6px;
}

/* ==============================================
   WARENKORB OVERLAY
   ============================================== */
.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.cart-overlay--visible {
    opacity: 1;
    visibility: visible;
}

/* ==============================================
   WARENKORB SIDEBAR
   ============================================== */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 420px;
    height: 100vh;
    background: var(--color-bg-secondary);
    border-left: 1px solid var(--glass-border);
    z-index: 999;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--transition-base);
}

.cart-sidebar--open {
    transform: translateX(0);
}

/* Cart Header */
.cart__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--glass-border);
}

.cart__title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    color: var(--color-text-primary);
}

.cart__title svg {
    color: var(--color-accent);
}

.cart__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cart__close:hover {
    background: var(--glass-bg-hover);
    color: var(--color-text-primary);
}

/* Cart Body */
.cart__body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

/* Cart Empty State */
.cart__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    color: var(--color-text-muted);
}

.cart__empty-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.cart__empty p {
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
}

/* Cart Items */
.cart__items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.cart-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    position: relative;
}

.cart-item__row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.cart-item__image {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: linear-gradient(135deg, var(--color-bg-tertiary), var(--color-bg-secondary));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.cart-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item__placeholder {
    font-size: 1.5rem;
}

.cart-item__details {
    flex: 1;
    min-width: 0;
}

.cart-item__name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 4px;
    line-height: 1.3;
    /* Mehrzeilig erlauben */
    word-wrap: break-word;
}

.cart-item__price {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.cart-item__actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--glass-border);
}

.cart-item__quantity {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.cart-item__qty-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cart-item__qty-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-bg-primary);
}

.cart-item__qty-value {
    min-width: 32px;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
}

.cart-item__total {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--color-accent);
    white-space: nowrap;
}

.cart-item__remove {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color var(--transition-fast);
    font-size: 1.25rem;
    line-height: 1;
}

.cart-item__remove:hover {
    color: #ff6b6b;
}

/* Cart Footer */
.cart__footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
    background: var(--color-bg-primary);
}

.cart__subtotal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
}

.cart__total-price {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.cart__shipping-note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.cart__checkout-btn {
    width: 100%;
    margin-bottom: var(--spacing-sm);
}

.cart__continue {
    width: 100%;
}

/* ==============================================
   BUTTON SUCCESS STATE
   ============================================== */
.btn--success {
    background: linear-gradient(135deg, #10b981, #059669) !important;
    border-color: #10b981 !important;
}

.btn--success:hover {
    background: linear-gradient(135deg, #10b981, #059669) !important;
}