/* ===== LANDING PAGE STYLES =====
   All styles specific to pages/main.html.
   Uses CSS custom properties from main.css.
*/

/* ===== HERO SLIDER ===== */
.hero-slider {
    position: relative;
    overflow: hidden;
    height: 220px;
}

.hero-slider__track {
    display: flex;
    height: 100%;
    transition: transform 500ms ease;
}

.hero-slider__slide {
    min-width: 100vw;
    width: 100vw;
    height: 100%;
    flex-shrink: 0;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Placeholder backgrounds — replace with real images later */
.hero-slider__slide--1 { background: linear-gradient(135deg, #a8d5ba 0%, #e7f3ee 100%); }
.hero-slider__slide--2 { background: linear-gradient(135deg, #b8d4e3 0%, #e3f2fd 100%); }
.hero-slider__slide--3 { background: linear-gradient(135deg, #f5d5a0 0%, #fff3e0 100%); }

.hero-slider__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 77, 69, 0.6);
}

.hero-slider__content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    padding: 0 var(--spacing-lg);
    max-width: 600px;
}

.hero-slider__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.hero-slider__subtitle {
    font-size: var(--font-size-base);
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.hero-slider__cta {
    display: inline-block;
    background: var(--accent-green);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    transition: background var(--transition-base), transform var(--transition-base);
}

.hero-slider__cta:hover {
    background: var(--accent-green-dark);
    transform: translateY(-2px);
    color: var(--white);
}

/* Hero dots */
.hero-slider__dots {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.hero-slider__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--white);
    background: transparent;
    cursor: pointer;
    padding: 0;
    transition: background var(--transition-base);
}

.hero-slider__dot--active {
    background: var(--white);
}

/* Hero slider keyframes removed — slider is JS-driven for dot sync */

/* ===== USP BAR ===== */
.usp-bar {
    background: #f0f7f4;
    border-bottom: 1px solid var(--border-gray);
    padding: var(--spacing-md) 0;
}

.usp-bar__grid {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.usp-bar__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 6px;
    flex: 1;
    padding: var(--spacing-md) var(--spacing-sm);
    border-radius: var(--radius-lg);
    cursor: default;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.usp-bar__item:hover {
    background: var(--primary-green);
    box-shadow: var(--shadow-md);
}

.usp-bar__icon {
    width: 36px;
    height: 36px;
    background: var(--primary-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background var(--transition-base);
}

.usp-bar__item:hover .usp-bar__icon {
    background: rgba(255, 255, 255, 0.2);
}

.usp-bar__text {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-green);
    line-height: 1.3;
    transition: color var(--transition-base);
}

.usp-bar__item:hover .usp-bar__text {
    color: var(--white);
}

/* USP detail text — inline expand on hover */
.usp-bar__detail {
    font-size: 10px;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.85);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height var(--transition-base), opacity var(--transition-base);
}

.usp-bar__item:hover .usp-bar__detail {
    max-height: 60px;
    opacity: 1;
}

/* ===== CATEGORIES GRID ===== */
.categories {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.categories__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    max-width: 800px;
    margin: 0 auto;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-sm);
    background: var(--light-green);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-dark);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.category-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-green);
    background: var(--secondary-green);
    color: var(--text-dark);
}

.category-card:active {
    transform: scale(0.97);
}

.category-card__icon {
    width: 36px;
    height: 36px;
    background: var(--secondary-green);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    transition: background var(--transition-base), color var(--transition-base);
}

.category-card:hover .category-card__icon {
    background: var(--primary-green);
    color: var(--white);
}

.category-card__name {
    font-size: 12px;
    font-weight: 600;
}

/* ===== PRODUCT SECTIONS ===== */
.products-section {
    padding: var(--spacing-2xl) 0;
    position: relative;
}

.products-section--topseller { background: #f0f7f4; }
.products-section--angebote { background: var(--white); }

.products-section__header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--spacing-lg);
    padding: 0 var(--spacing-md);
}

.products-section__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-dark);
    margin: 0;
}

.products-section__link {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--accent-green);
    text-decoration: none;
    white-space: nowrap;
}

.products-section__link:hover {
    color: var(--accent-green-dark);
}

.products-container {
    position: relative;
    overflow: visible;
    margin: 0 60px 0 20px;
    display: flex;
    justify-content: flex-start;
}

.products-section .products-grid {
    display: flex !important;
    grid-template-columns: none !important;
    justify-content: flex-start !important;
    align-content: flex-start !important;
    gap: 1.5rem !important;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: var(--spacing-sm);
    align-items: stretch;
    flex-wrap: nowrap;
    width: fit-content !important;
    min-height: min-content;
}

.products-grid::-webkit-scrollbar { display: none; }

.products-section .products-grid .product-card {
    flex: 0 0 240px !important;
    width: 240px !important;
    max-width: 240px !important;
    min-width: 240px !important;
    margin: 0 !important;
    box-sizing: border-box !important;
    min-height: 450px !important;
    align-self: stretch !important;
    overflow: visible !important;
    display: flex !important;
    flex-direction: column !important;
}

/* Scroll Arrows */
.scroll-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: var(--white);
    border: none;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all var(--transition-base);
    opacity: 0;
    visibility: hidden;
}

.scroll-arrow:hover {
    transform: translateY(-50%) scale(1.05);
    box-shadow: var(--shadow-lg);
}

.scroll-arrow.visible { opacity: 1; visibility: visible; }
.scroll-arrow-left { left: -25px; }
.scroll-arrow-right { right: -25px; }
.scroll-arrow svg { width: 20px; height: 20px; color: var(--primary-green); }

/* ===== BRANDS ===== */
.brands {
    padding: var(--spacing-xl) 0;
    background: var(--light-green);
    border-top: 1px solid var(--border-gray);
    border-bottom: 1px solid var(--border-gray);
}

.brands__title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-gray);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.brands__track {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.brands__badge {
    background: var(--border-gray);
    color: var(--text-dark);
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    transition: background var(--transition-base);
}

.brands__badge:hover {
    background: var(--secondary-green);
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

.how-it-works__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-dark);
}

.how-it-works__steps {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: var(--spacing-md);
    max-width: 700px;
    margin: 0 auto;
}

.how-it-works__step {
    text-align: center;
    flex: 1;
    padding: var(--spacing-md) var(--spacing-sm);
    border-radius: var(--radius-lg);
    cursor: default;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.how-it-works__step:hover {
    background: var(--primary-green);
    box-shadow: var(--shadow-md);
}

.how-it-works__num {
    width: 48px;
    height: 48px;
    background: var(--accent-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0 auto var(--spacing-sm);
    transition: background var(--transition-base);
}

.how-it-works__step:hover .how-it-works__num {
    background: rgba(255, 255, 255, 0.2);
}

/* How-it-works detail text — inline expand on hover */
.how-it-works__detail {
    font-size: 11px;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.85);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    transition: max-height var(--transition-base), opacity var(--transition-base), margin var(--transition-base);
}

.how-it-works__step:hover .how-it-works__detail {
    max-height: 80px;
    opacity: 1;
    margin-top: var(--spacing-sm);
}

.how-it-works__label {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
    transition: color var(--transition-base);
}

.how-it-works__step:hover .how-it-works__label {
    color: var(--white);
}

.how-it-works__desc {
    font-size: var(--font-size-sm);
    color: var(--text-gray);
    margin: 0;
    transition: color var(--transition-base);
}

.how-it-works__step:hover .how-it-works__desc {
    color: rgba(255, 255, 255, 0.8);
}

.how-it-works__arrow {
    color: #ccc;
    font-size: var(--font-size-xl);
    margin-top: 12px;
    flex-shrink: 0;
}

/* ===== FAQ ACCORDION ===== */
.faq {
    padding: var(--spacing-2xl) 0;
    background: var(--light-green);
}

.faq__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
    text-align: center;
}

.faq__list {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.faq__question {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--light-green);
    border: none;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-dark);
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    font-family: var(--font-family);
    transition: background var(--transition-base);
}

.faq__question:hover { background: #f0f7f4; }

.faq__chevron {
    transition: transform var(--transition-base);
    font-size: 14px;
    flex-shrink: 0;
}

.faq__item--open .faq__chevron {
    transform: rotate(180deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq__item--open .faq__answer {
    max-height: 500px;
}

.faq__answer p {
    padding: var(--spacing-sm) var(--spacing-lg) var(--spacing-md);
    font-size: 12px;
    color: var(--text-gray);
    line-height: 1.6;
    margin: 0;
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-in-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 600ms ease, transform 600ms ease;
}

.fade-in-section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animations for category cards */
.category-card {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 400ms ease, transform 400ms ease,
                box-shadow var(--transition-base), border-color var(--transition-base);
}

.categories.visible .category-card {
    opacity: 1;
    transform: translateY(0);
}

.categories.visible .category-card:nth-child(1) { transition-delay: 0ms; }
.categories.visible .category-card:nth-child(2) { transition-delay: 50ms; }
.categories.visible .category-card:nth-child(3) { transition-delay: 100ms; }
.categories.visible .category-card:nth-child(4) { transition-delay: 150ms; }
.categories.visible .category-card:nth-child(5) { transition-delay: 200ms; }
.categories.visible .category-card:nth-child(6) { transition-delay: 250ms; }

/* Staggered animations for how-it-works steps */
.how-it-works__step {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 400ms ease, transform 400ms ease;
}

.how-it-works.visible .how-it-works__step {
    opacity: 1;
    transform: translateY(0);
}

.how-it-works.visible .how-it-works__step:nth-child(1) { transition-delay: 0ms; }
/* nth-child(2) is the arrow, skip */
.how-it-works.visible .how-it-works__step:nth-child(3) { transition-delay: 100ms; }
/* nth-child(4) is the arrow, skip */
.how-it-works.visible .how-it-works__step:nth-child(5) { transition-delay: 200ms; }

.how-it-works__arrow {
    opacity: 0;
    transition: opacity 400ms ease;
}

.how-it-works.visible .how-it-works__arrow {
    opacity: 1;
    transition-delay: 150ms;
}

/* ===== RESPONSIVE: MOBILE < 768px ===== */
@media (max-width: 768px) {
    /* Hero */
    .hero-slider { height: 220px; }
    .hero-slider__title { font-size: var(--font-size-xl); }
    .hero-slider__subtitle { font-size: var(--font-size-sm); }
    .hero-slider__cta { font-size: var(--font-size-sm); padding: var(--spacing-sm) var(--spacing-lg); }

    /* USP — larger on mobile */
    .usp-bar__icon { width: 32px; height: 32px; }
    .usp-bar__icon svg { width: 16px; height: 16px; }
    .usp-bar__text { font-size: 11px; }

    /* Categories: 3x2 grid */
    .categories__grid { gap: var(--spacing-sm); }
    .category-card { padding: var(--spacing-md) var(--spacing-xs); }
    .category-card__icon { width: 32px; height: 32px; }
    .category-card__name { font-size: 11px; }

    /* Products */
    .products-container { margin: 0 15px 0 10px; }
    .products-section .products-grid .product-card {
        flex: 0 0 180px !important;
        width: 180px !important;
        max-width: 180px !important;
        min-width: 180px !important;
        min-height: 520px !important;
    }
    .products-section .products-grid .product-card .product-content {
        min-height: auto !important;
        padding: 8px 6px !important;
    }
    .products-section .products-grid .product-card .btn-add-to-cart {
        margin: 0 6px 12px !important;
        padding: 8px 4px !important;
        font-size: 11px !important;
    }
    .products-section .products-grid .product-card .product-price {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    .products-section .products-grid .product-card .price-current {
        visibility: visible !important;
        font-size: 14px !important;
    }
    .products-section .products-grid .product-card .price-old {
        visibility: visible !important;
        font-size: 12px !important;
    }
    .products-section .products-grid .product-card .price-per-unit {
        margin-bottom: 12px !important;
    }
    .products-section .products-grid { gap: 1.5rem !important; }
    .scroll-arrow { width: 44px; height: 44px; }
    .scroll-arrow-left { left: -22px; }
    .scroll-arrow-right { right: -22px; }

    .products-section__header { padding: 0 var(--spacing-sm); }
    .products-section__title { font-size: var(--font-size-lg); }

    /* Brands */
    .brands__track {
        flex-wrap: nowrap;
        overflow-x: auto;
        justify-content: flex-start;
        scrollbar-width: none;
        -ms-overflow-style: none;
        padding-bottom: var(--spacing-xs);
    }
    .brands__track::-webkit-scrollbar { display: none; }

    /* How it works: vertical */
    .how-it-works__steps { flex-direction: column; align-items: center; gap: var(--spacing-sm); }
    .how-it-works__arrow { transform: rotate(90deg); margin: 0; }

    /* FAQ */
    .faq__question { font-size: 12px; padding: var(--spacing-sm) var(--spacing-md); }
    .faq__answer p { font-size: 11px; padding: var(--spacing-xs) var(--spacing-md) var(--spacing-sm); }
}

/* ===== RESPONSIVE: TABLET 481-768px ===== */
@media (min-width: 481px) and (max-width: 768px) {
    .products-section .products-grid .product-card {
        flex: 0 0 200px !important;
        width: 200px !important;
        max-width: 200px !important;
        min-width: 200px !important;
        min-height: 490px !important;
    }
}

/* ===== RESPONSIVE: TABLET 769-1024px ===== */
@media (min-width: 769px) and (max-width: 1024px) {
    .hero-slider { height: 280px; }
    .hero-slider__title { font-size: var(--font-size-3xl); }

    .products-container { margin: 0 55px 0 15px; }
    .products-section .products-grid .product-card {
        flex: 0 0 220px !important;
        width: 220px !important;
        max-width: 220px !important;
        min-width: 220px !important;
        min-height: 500px !important;
    }
    .products-section .products-grid .product-card .price-old {
        font-size: 11px !important;
    }
    .products-section .products-grid { gap: 1.75rem !important; }
}

/* ===== RESPONSIVE: DESKTOP > 1024px ===== */
@media (min-width: 1025px) {
    .hero-slider { height: 360px; }
    .hero-slider__title { font-size: var(--font-size-4xl); }
    .hero-slider__subtitle { font-size: var(--font-size-lg); }
    .hero-slider__cta { font-size: var(--font-size-lg); padding: var(--spacing-md) var(--spacing-2xl); }

    .categories__grid { grid-template-columns: repeat(6, 1fr); }
    .category-card { padding: var(--spacing-xl) var(--spacing-md); }
    .category-card__icon { width: 42px; height: 42px; }
    .category-card__name { font-size: 13px; }

    .products-section .products-grid .product-card {
        flex: 0 0 240px !important;
        width: 240px !important;
        max-width: 240px !important;
        min-width: 240px !important;
        min-height: 480px !important;
    }
    .products-section .products-grid .product-card .price-old {
        font-size: 13px !important;
    }
    .products-section .products-grid { gap: 1.5rem !important; }
}