/* --- Global Styles & Color Theme --- */
:root {
    --primary-color: #A1348E;
    --accent-color: #FDD835;
    --heading-font: 'Poppins', sans-serif;
    --body-font: 'Lato', sans-serif;

    /* Light Mode Variables */
    --bg-color: #F9F9F9;
    --card-bg-color: #fff;
    --text-color: #333333;
    --header-bg-color: #fff;
    --shadow-color: rgba(0, 0, 0, 0.08);
}

body.dark-mode {
    /* Dark Mode Variables */
    --bg-color: #121212;
    --card-bg-color: #1E1E1E;
    --text-color: #E0E0E0;
    --header-bg-color: #1E1E1E;
    --shadow-color: rgba(0, 0, 0, 0.4);
}

/* --- Base & Typography --- */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--body-font);
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

h1, h2, h3 {
    font-family: var(--heading-font);
    font-weight: 600;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

/* =========== Header & Navigation =========== */
.main-header {
    background-color: var(--header-bg-color);
    box-shadow: 0 2px 8px var(--shadow-color);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: background-color 0.3s;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    font-family: var(--heading-font);
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-img {
    height: 50px;
    margin-right: 12px;
}

.main-nav ul {
    margin: 0; padding: 0; list-style: none; display: flex; gap: 1rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: bold;
    transition: background-color 0.3s, color 0.3s;
}

.main-nav a:hover { background-color: rgba(0,0,0,0.1); }
.main-nav a.active {
    background-color: var(--primary-color);
    color: #fff;
}

.header-controls { display: flex; align-items: center; gap: 1rem; }
.mobile-nav-toggle { display: none; }

/* =========== Dark Mode Toggle =========== */
.dark-mode-toggle { display: flex; align-items: center; gap: 0.5rem; }
.dark-mode-toggle .fa-sun { color: var(--accent-color); }
.dark-mode-toggle .fa-moon { color: var(--primary-color); }

.switch { position: relative; display: inline-block; width: 50px; height: 26px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
    position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0;
    background-color: #ccc; transition: .4s; border-radius: 34px;
}
.slider:before {
    position: absolute; content: ""; height: 20px; width: 20px; left: 3px; bottom: 3px;
    background-color: white; transition: .4s; border-radius: 50%;
}
input:checked + .slider { background-color: var(--primary-color); }
input:checked + .slider:before { transform: translateX(24px); }

/* =========== Hero Section (Glass Effect) =========== */
.hero-section {
    background-image: url('images/hero-background.png');
    background-size: cover;
    background-position: center;
    padding: 6rem 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
    margin-top: 82px;
}

.hero-content {
    background-color: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    text-align: center;
    padding: 3rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.hero-content h1 { font-size: 3.5rem; margin-bottom: 1rem; }
.hero-content p { font-size: 1.25rem; max-width: 600px; margin: 0 auto 2rem auto; }

.btn-primary {
    background-color: var(--accent-color);
    color: #333;
    font-family: var(--heading-font);
    text-decoration: none;
    padding: 0.8rem 2.5rem;
    border-radius: 50px;
    font-weight: bold;
    transition: transform 0.3s, box-shadow 0.3s;
    display: inline-block;
    border: none;
    cursor: pointer;
}
.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.btn-secondary {
    background-color: var(--primary-color);
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    font-weight: bold;
    margin-top: 0.5rem;
    width: 100%;
    transition: background-color 0.3s;
}
.btn-secondary:hover { background-color: #812870; }


/* =========== Sections General Styling =========== */
section { padding: 4rem 0; }
.popular-products { background-color: var(--bg-color); }

/* =========== Product Grid & Card =========== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background-color: var(--card-bg-color);
    border-radius: 10px;
    box-shadow: 0 4px 12px var(--shadow-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s, box-shadow 0.3s, background-color 0.3s;
}
.product-card-content {
    padding: 1rem;
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow-color);
}
.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    cursor: pointer;
}
.product-name {
    font-size: 1.25rem;
    margin: 0 0 0.5rem 0;
    flex-grow: 1;
}
.product-details {
    font-size: 1rem;
    color: #888;
    margin-bottom: 1rem;
}

/* =========== Menu Controls =========== */
.menu-controls {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem;
}
.filter-buttons { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.filter-btn {
    padding: 0.5rem 1.2rem; border: 1px solid var(--primary-color);
    background-color: transparent; color: var(--primary-color);
    border-radius: 20px; cursor: pointer; font-weight: bold; transition: all 0.3s;
}
.filter-btn:hover, .filter-btn.active {
    background-color: var(--primary-color); color: #fff;
}
#search-bar {
    padding: 0.6rem; border: 1px solid #ccc; border-radius: 20px;
    width: 250px; background-color: var(--card-bg-color); color: var(--text-color);
}

/* =========== About & Contact Sections =========== */
.about-section { background-color: var(--card-bg-color); }
.about-content { display: flex; align-items: center; gap: 3rem; }
.about-image { max-width: 300px; border-radius: 10px; }
.about-text h3 { font-size: 1.8rem; color: var(--primary-color); }

.contact-subtitle { text-align: center; font-size: 1.2rem; margin-top: -2rem; margin-bottom: 3rem; }
.contact-details { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.contact-card {
    background-color: var(--card-bg-color); padding: 2rem; text-align: center;
    border-radius: 10px; box-shadow: 0 4px 12px var(--shadow-color);
    text-decoration: none; color: var(--text-color);
    transition: transform 0.3s, box-shadow 0.3s, background-color 0.3s;
}
.contact-card:hover { transform: translateY(-5px); box-shadow: 0 8px 20px var(--shadow-color); }
.contact-card i { font-size: 3rem; color: var(--primary-color); margin-bottom: 1rem; }

/* =========== Footer =========== */
.main-footer {
    background-color: #333; color: #f0f0f0; padding: 2rem 0; text-align: center;
}
.footer-links { margin-bottom: 1rem; }
.footer-links a { color: #f0f0f0; text-decoration: none; margin: 0 1rem; transition: color 0.3s; }
.footer-links a:hover { color: var(--accent-color); }

/* =========== Shopping List & Modal =========== */
.shopping-list {
    position: fixed; top: 0; right: 0; width: 350px; height: 100%;
    background-color: var(--card-bg-color);
    box-shadow: -4px 0 15px rgba(0,0,0,0.15);
    z-index: 1002; transform: translateX(100%);
    transition: transform 0.4s ease-in-out, background-color 0.3s;
    display: flex; flex-direction: column;
}
.shopping-list.open { transform: translateX(0); }
.shopping-list h2 {
    padding: 1rem; margin: 0; text-align: center;
    background-color: var(--primary-color); color: #fff;
}
.close-list-btn {
    position: absolute; top: 10px; left: 10px; background: none; border: none;
    font-size: 2rem; color: #fff; cursor: pointer;
}
.list-items { flex-grow: 1; overflow-y: auto; padding: 1rem; }
.empty-list-msg { text-align: center; color: #888; margin-top: 2rem; }
.list-item { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.list-item-img { width: 60px; height: 60px; object-fit: cover; border-radius: 5px; }
.list-item-details { flex-grow: 1; }
.list-item-name { font-weight: bold; }
.list-item-price { color: #888; }
.list-item-controls { display: flex; align-items: center; }
.quantity-btn {
    background: var(--bg-color); color: var(--text-color); border: none; width: 25px; height: 25px;
    cursor: pointer; border-radius: 50%;
}
.item-quantity { padding: 0 0.5rem; font-weight: bold; }
.remove-item-btn {
    background: none; border: none; color: #f00; cursor: pointer;
    font-size: 1.2rem; margin-left: 0.5rem;
}
.list-summary { padding: 1rem; border-top: 1px solid var(--bg-color); }
.subtotal { display: flex; justify-content: space-between; font-weight: bold; font-size: 1.2rem; margin-bottom: 1rem; }
.checkout-btn { width: 100%; text-align: center; }
.open-list-btn {
    position: fixed; bottom: 20px; right: 20px; background-color: var(--primary-color);
    color: #fff; border: none; width: 60px; height: 60px; border-radius: 50%;
    font-size: 1.5rem; cursor: pointer; box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    z-index: 1001; display: flex; align-items: center; justify-content: center;
}
#list-item-count {
    position: absolute; top: 0; right: 0; background-color: var(--accent-color);
    color: #333; border-radius: 50%; width: 22px; height: 22px; font-size: 0.8rem;
    font-weight: bold; display: flex; align-items: center; justify-content: center;
}
.overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.6); z-index: 1001; opacity: 0;
    visibility: hidden; transition: opacity 0.3s, visibility 0.3s;
}
.overlay.visible { opacity: 1; visibility: visible; }
.modal {
    position: fixed; top: 50%; left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background-color: var(--card-bg-color); z-index: 1002;
    border-radius: 10px; width: 90%; max-width: 600px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2); opacity: 0;
    visibility: hidden; transition: all 0.3s ease-in-out;
}
.modal.visible { opacity: 1; visibility: visible; transform: translate(-50%, -50%) scale(1); }
.modal-content { position: relative; }
.close-modal-btn {
    position: absolute; top: 10px; right: 15px; background: none; border: none;
    font-size: 2.5rem; color: #888; cursor: pointer;
}
#modal-body { padding: 2rem; display: flex; gap: 2rem; }
.modal-img { width: 200px; height: 200px; object-fit: cover; border-radius: 10px; }
.modal-details h3 { font-size: 2rem; margin-top: 0; color: var(--primary-color); }
.modal-details .price { font-size: 1.5rem; font-weight: bold; margin-bottom: 1rem; }
.modal-details .status { font-weight: bold; margin-bottom: 1rem; }
.status.available { color: green; }
.status.unavailable { color: red; }
.modal-details .description { margin-bottom: 1.5rem; }


/* =========== Responsive Design =========== */
@media (max-width: 768px) {
    .main-nav {
        position: fixed; top: 82px; left: 0; width: 100%;
        background-color: var(--header-bg-color);
        flex-direction: column; text-align: center;
        transform: translateY(-150%);
        transition: transform 0.4s ease-in-out, background-color 0.3s;
        padding-bottom: 1rem;
    }
    .main-nav.open { transform: translateY(0); }
    .main-nav ul { flex-direction: column; }
    .mobile-nav-toggle { display: block; background: none; border: none; font-size: 1.5rem; color: var(--text-color); cursor: pointer; }
    .hero-content h1 { font-size: 2.5rem; }
    .menu-controls { flex-direction: column; align-items: stretch; }
    #search-bar { width: 100%; box-sizing: border-box; }
    .about-content { flex-direction: column; }
    #modal-body { flex-direction: column; align-items: center; text-align: center; }
    .shopping-list { width: 90%; }
}