/* style.css */
body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    line-height: 1.6;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 0;
}

header {
    background-color: #ffffff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #e0e0e0;
}

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

.logo {
    font-size: 28px;
    font-weight: bold;
    color: #007bff;
    text-decoration: none;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #007bff;
}

.hamburger {
    display: none;
    font-size: 28px;
    cursor: pointer;
    color: #333;
}

main {
    flex: 1;
    margin-top: 80px; /* Высота хедера + отступы */
    padding-bottom: 80px; /* Высота футера + отступы */
    background-color: #f9f9f9;
}

main .container > section {
    background-color: #ffffff;
    margin-bottom: 30px;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

h2, h3 {
    color: #007bff;
    margin-bottom: 20px;
}

form input[type="text"],
form input[type="email"],
form input[type="password"],
form input[type="number"],
form textarea {
    display: block;
    width: calc(100% - 20px); /* Учет padding */
    padding: 12px 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    box-sizing: border-box;
}

form input[type="file"] {
    margin-bottom: 15px;
    padding: 10px 0;
    border: 0;
    box-shadow: none;
}


form button {
    background-color: #28a745; /* Зеленый */
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
    width: auto; /* Не растягивать кнопку */
    display: inline-block;
}

form button[name="register"],
form button[name="login"] {
    background-color: #007bff; /* Синий */
}

form button:hover {
    background-color: #218838; /* Темнее зеленый */
}
form button[name="register"]:hover,
form button[name="login"]:hover {
    background-color: #0056b3; /* Темнее синий */
}


.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.product-item {
    border: 1px solid #eee;
    border-radius: 6px;
    padding: 15px;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.product-item img {
    max-width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 10px;
}


footer {
    background-color: #333;
    color: #ddd;
    text-align: center;
    padding: 20px 0;
    position: fixed;
    width: 100%;
    bottom: 0;
    font-size: 14px;
}

/* --- Адаптивность --- */
@media (max-width: 768px) {
    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px; /* Ниже header */
        left: 0;
        width: 100%;
        background-color: #ffffff;
        padding: 15px 0;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        border-top: 1px solid #e0e0e0;
    }

    nav ul.active {
        display: flex;
    }

    nav ul li {
        margin: 10px 20px;
        text-align: left;
    }

    nav ul li a {
        display: block; /* Чтобы занимали всю ширину */
        padding: 8px 0;
    }

    .hamburger {
        display: block;
    }

    header .container {
        padding: 10px 0;
    }

    main {
        margin-top: 70px; /* Высота хедера на мобильных */
        padding-bottom: 70px; /* Высота футера на мобильных */
    }

    footer {
        padding: 15px 0;
    }

    h2 {
        font-size: 24px;
    }

    h3 {
        font-size: 20px;
    }

    form button {
        width: 100%; /* Кнопки на всю ширину */
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 24px;
    }
    .hamburger {
        font-size: 24px;
    }
    main .container > section {
        padding: 20px;
    }
}