/* ==========================================================================
   ГЛОБАЛЬНІ ЗМІННІ ТА НАЛАШТУВАННЯ
   ========================================================================== */
:root {
    --color-primary: #a10b27;    
    --color-secondary: #00534f;  
    --color-bg: #fffefc;         
    --color-bg-alt: #f9f9f9;     
    --color-text: #333333;       
    --color-text-light: #666666; 
    --color-border: #e0e0e0;     

    --font-main: 'Nunito Sans', sans-serif; 
    --font-accent: 'Caveat', cursive; 

    --radius-card: 12px;
    --radius-btn: 8px;
    --transition: 0.3s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-main); color: var(--color-text); background-color: var(--color-bg); line-height: 1.5; -webkit-font-smoothing: antialiased; }

.accent-font { font-family: var(--font-accent); font-weight: normal; font-size: 32px; }

/* ==========================================================================
   ШАПКА ТА ЛОГОТИП
   ========================================================================== */
.site-header { position: relative; padding: 20px 15px; border-bottom: 1px solid var(--color-border); text-align: center; }
.header-content { display: flex; flex-direction: column; align-items: center; gap: 10px; }

.logo-container {
    width: 150px; height: 150px; border-radius: 50%;
    background-color: transparent; 
    display: flex; justify-content: center; align-items: center;
}
.logo-img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }

.shop-title-normal { font-size: 22px; font-weight: 700; color: var(--color-text); }
.shop-subtitle-accent { font-family: var(--font-accent); font-size: 36px; color: var(--color-primary); margin-top: 5px; line-height: 1; }
.shop-desc, .shop-location { font-size: 14px; color: var(--color-text-light); }

.floating-burger { 
    position: fixed; 
    top: 15px; 
    right: 15px; 
    background-color: var(--color-bg); 
    border: 1px solid var(--color-border); 
    border-radius: 50%; 
    width: 45px; 
    height: 45px; 
    display: flex; 
    flex-direction: column; 
    justify-content: center; 
    align-items: center; 
    gap: 5px; 
    cursor: pointer; 
    z-index: 900; 
    box-shadow: 0 2px 5px rgba(0,0,0,0.1); 
}
.floating-burger span { display: block; width: 20px; height: 2px; background-color: var(--color-text); border-radius: 2px; }

/* ==========================================================================
   НАВІГАЦІЯ (ЗАКРІПЛЕНА - STICKY)
   ========================================================================== */
.site-nav { 
    padding: 15px; 
    background-color: var(--color-bg-alt); 
    border-bottom: 1px solid var(--color-border); 
    position: sticky; 
    top: 0; 
    z-index: 800; 
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}
.search-container input { width: 100%; padding: 12px 15px; border: 1px solid var(--color-border); border-radius: var(--radius-btn); font-family: var(--font-main); font-size: 16px; outline: none; text-align: center; }
.search-container input::placeholder { text-align: center; }
.search-container input:focus { border-color: var(--color-primary); }
.filters-container { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-top: 10px; padding-bottom: 5px; }
.filter-select { padding: 8px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-btn); background-color: var(--color-bg); font-family: var(--font-main); font-size: 14px; cursor: pointer; }
.sort-wrapper { display: flex; gap: 5px; }
.sort-dir-btn { padding: 8px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-btn); background-color: var(--color-bg); font-family: var(--font-main); font-size: 16px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }

/* ==========================================================================
   ІНФОРМАЦІЙНА ПЛАШКА (БОНУСИ)
   ========================================================================== */
.bonus-banner {
    background-color: #f0fdf4;
    color: var(--color-secondary);
    border: 2px dashed var(--color-secondary);
    padding: 15px;
    border-radius: var(--radius-card);
    text-align: center;
    font-size: 15px;
    margin: 20px auto 0 auto;
    max-width: 1200px;
    width: calc(100% - 30px);
}
.bonus-banner.hidden { display: none; }

/* ==========================================================================
   СІТКА ТОВАРІВ ТА РОЗУМНІ РАМКИ
   ========================================================================== */
.products-grid { padding: 20px 15px; display: grid; grid-template-columns: 1fr; gap: 20px; max-width: 1200px; margin: 0 auto; }
@media (min-width: 768px) { .products-grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); } }

.product-card { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-card); overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }

/* Контейнер-квадрат для фото */
.product-image-wrapper { 
    position: relative; 
    width: 100%; 
    padding-top: 100%; /* Робить блок ідеальним квадратом */
    overflow: hidden; 
    cursor: pointer; 
}

/* Кольори рамок */
.frame-paid { background-color: var(--color-primary); }
.frame-bonus { background-color: var(--color-secondary); }

/* Сама картинка всередині рамки */
.product-image { 
    position: absolute; 
    top: 15px; /* Відступ зверху */
    left: 15px; /* Відступ зліва */
    width: calc(100% - 30px); /* Ширина мінус відступи */
    height: calc(100% - 30px); /* Висота мінус відступи */
    object-fit: contain; /* Вмістити повністю без обрізки */
    background-color: #ffffff; /* Біла підкладка під фото */
    border-radius: 8px; /* Легке заокруглення кутів фотографії */
    box-shadow: 0 2px 8px rgba(0,0,0,0.2); /* Тінь для об'єму */
    user-select: none; 
    -webkit-user-drag: none; 
}

.image-protection-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 10; }
.product-info { padding: 15px; display: flex; flex-direction: column; flex-grow: 1; }
.product-title { font-family: var(--font-accent); font-size: 26px; font-weight: normal; text-align: center; margin-bottom: 15px; color: var(--color-text); line-height: 1.1; }

/* ==========================================================================
   КНОПКИ ПОКУПКИ
   ========================================================================== */
.buy-buttons { display: flex; flex-direction: row; gap: 8px; margin-top: auto; }
.btn-buy { 
    flex: 1; 
    padding: 8px 2px; 
    border: 1px solid transparent; 
    border-radius: var(--radius-btn); 
    font-family: var(--font-main); 
    font-weight: 700; 
    font-size: 12px; 
    white-space: nowrap; 
    cursor: pointer; 
    transition: var(--transition); 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    text-align: center; 
}
.btn-buy:active { transform: scale(0.98); }

@media (min-width: 768px) {
    .btn-buy { font-size: 11px; padding: 8px 1px; }
}

.btn-pdf { background-color: var(--color-primary); color: white; }
.btn-pdf-xsd { background-color: var(--color-secondary); color: white; }
.btn-pdf.in-cart { background-color: white; color: var(--color-primary); border: 1px solid var(--color-primary); }
.btn-pdf-xsd.in-cart { background-color: white; color: var(--color-secondary); border: 1px solid var(--color-secondary); }

/* Кнопка для бонусних схем */
.btn-bonus { background-color: var(--color-primary); color: white; width: 100%; padding: 12px 5px; font-size: 14px; }
.btn-bonus.in-cart { background-color: white; color: var(--color-primary); border: 1px solid var(--color-primary); }

/* ==========================================================================
   ПІДВАЛ
   ========================================================================== */
.site-footer { text-align: center; padding: 30px 15px; background-color: var(--color-bg-alt); border-top: 1px solid var(--color-border); margin-top: 40px; font-size: 14px; color: var(--color-text-light); }
.site-footer .attribution { margin-top: 10px; font-size: 12px; }

/* ==========================================================================
   МОДАЛЬНІ ВІКНА
   ========================================================================== */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.6); z-index: 1000; display: flex; opacity: 1; transition: opacity 0.3s ease; }
.modal-overlay.hidden { opacity: 0; pointer-events: none; }
.modal-content { background-color: var(--color-bg); position: relative; display: flex; flex-direction: column; transition: transform 0.3s ease; }
.side-menu { width: 80%; max-width: 300px; height: 100%; margin-left: auto; padding: 20px; transform: translateX(0); }
.modal-overlay.hidden .side-menu { transform: translateX(100%); }
.bottom-sheet { width: 100%; max-height: 90vh; margin-top: auto; border-radius: 20px 20px 0 0; padding: 20px; transform: translateY(0); }
.modal-overlay.hidden .bottom-sheet { transform: translateY(100%); }
.full-screen { width: 100%; height: 100%; transform: translateY(0); overflow-y: auto; }
.modal-overlay.hidden .full-screen { transform: translateY(20px); }
.text-modal { width: 90%; max-width: 500px; max-height: 80vh; margin: auto; border-radius: var(--radius-card); padding: 20px; overflow-y: auto; transform: scale(1); }
.modal-overlay.hidden .text-modal { transform: scale(0.9); }
.close-btn { position: absolute; top: 15px; right: 15px; background: none; border: none; font-size: 24px; cursor: pointer; color: var(--color-text-light); z-index: 20; }
.back-btn { background: none; border: none; font-size: 16px; font-weight: 700; cursor: pointer; padding: 15px; }

.modal-gallery-grid { display: grid; grid-template-columns: 1fr; gap: 15px; margin-top: 25px; }
@media (min-width: 768px) { .modal-gallery-grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); } }

/* ==========================================================================
   LIGHTBOX (ЗБІЛЬШЕНЕ ФОТО)
   ========================================================================== */
.lightbox-content { width: 100%; max-width: 600px; margin: auto; background: transparent; box-shadow: none; display: flex; justify-content: center; align-items: center; position: relative; padding: 15px; }
.lightbox-image-wrapper { position: relative; width: 100%; max-width: 600px; max-height: 90vh; display: flex; justify-content: center; align-items: center; }
#lightbox-img { max-width: 100%; max-height: 90vh; object-fit: contain; border-radius: var(--radius-card); user-select: none; -webkit-user-drag: none; box-shadow: 0 5px 15px rgba(0,0,0,0.3); }
.lightbox-close { top: -40px; right: 0; color: white; font-size: 30px; text-shadow: 0 2px 4px rgba(0,0,0,0.5); }

/* ==========================================================================
   КОШИК
   ========================================================================== */
.floating-cart { position: fixed; bottom: 20px; right: 20px; background-color: var(--color-primary); color: white; border: none; border-radius: 50px; padding: 15px 25px; font-size: 18px; font-weight: 700; box-shadow: 0 4px 10px rgba(161, 11, 39, 0.4); cursor: pointer; z-index: 900; transition: transform 0.3s ease; }
.floating-cart.hidden { transform: translateY(100px); }
.cart-footer { margin-top: 20px; border-top: 1px solid var(--color-border); padding-top: 20px; }
.cart-total { font-size: 18px; font-weight: 700; margin-bottom: 15px; text-align: right; }
.license-checkbox { display: flex; gap: 10px; font-size: 14px; margin-bottom: 20px; cursor: pointer; }
.license-checkbox input { margin-top: 3px; }
.btn-primary { width: 100%; padding: 15px; background-color: var(--color-primary); color: white; border: none; border-radius: var(--radius-btn); font-size: 16px; font-weight: 700; cursor: pointer; }
.btn-primary:disabled { background-color: #cccccc; cursor: not-allowed; }