body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background: #111 !important;
    background-size: cover;
    color: #fff;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}


.main-page {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    flex-direction: column;
    padding: 20px;
}

.container {
    max-width: 600px;
}

h1 {
    font-size: 3em;
    margin-bottom: 10px;
    color: #00c3ff;
}

p {
    font-size: 1.2em;
    margin-bottom: 30px;
    color: #ccc;
}

.btn {
    padding: 15px 30px;
    font-size: 1.2em;
    background-color: #00c3ff;
    color: #000;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    transition: 0.3s;
}

.btn:hover {
    background-color: #00a2d6;
    color: white;
}

/* Стили кассы */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-size: 1rem;
}

th, td {
    border: 1px solid #444;
    padding: 10px;
    text-align: center;
    color: #fff;
}

button {
    margin-top: 20px;
    padding: 10px 20px;
    background-color: #444;
    color: white;
    border: none;
    cursor: pointer;
    display: block;
    margin-left: auto;
    margin-right: auto;
    border-radius: 5px;
}

button:hover {
    background-color: #666;
}

/* Основной фон и базовая стилизация */


/* Контейнер с анимацией */
.container {
    text-align: center;
    padding: 30px;
    animation: fadeIn 1.5s ease-in-out;
}

/* Анимация появления */
@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* Заголовок с подсветкой */
h1.glow-text {
    font-size: 3.5em;
    color: #00c3ff;
    text-shadow: 0 0 10px #00c3ff, 0 0 20px #00c3ff;
    margin-bottom: 10px;
}

/* Подзаголовок */
.subtext {
    font-size: 1.3em;
    color: #aaa;
    margin-bottom: 40px;
}

/* Красивая кнопка */
.btn {
    padding: 15px 40px;
    font-size: 1.2em;
    background: linear-gradient(to right, #00c3ff, #00ffa2);
    color: #000;
    border: none;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px #00c3ff;
}

.btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px #00ffa2;
    background: linear-gradient(to right, #00ffa2, #00c3ff);
}

/* Для мобильных */
@media screen and (max-width: 600px) {
    h1.glow-text {
        font-size: 2.5em;
    }
    .btn {
        width: 80%;
    }
}


.nav-grid {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 10px auto 20px;
    padding: 10px;
    max-width: 100%;
}


.nav-card {
    background: rgba(0, 195, 255, 0.07);
    border: 1px solid #00c3ff33;
    border-radius: 8px;
    padding: 8px 12px;
    color: #00eaff;
    font-size: 0.9em;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 0 5px transparent;
    backdrop-filter: blur(5px);
}

.nav-card:hover {
    transform: translateY(-2px);
    background: rgba(0, 255, 200, 0.12);
    box-shadow: 0 0 10px #00c3ff66;
}


.nav-card:hover {
    transform: translateY(-5px);
    background: rgba(0, 255, 200, 0.15);
    box-shadow: 0 0 15px #00c3ff66;
}

.product-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-size: 1rem;
    background: rgba(255,255,255,0.03);
    border-radius: 10px;
    overflow: hidden;
}

.product-table th, .product-table td {
    border: 1px solid #444;
    padding: 12px;
    text-align: center;
    color: #fff;
}

.product-table th {
    background-color: #00c3ff11;
    color: #00eaff;
}

.small-btn {
    padding: 5px 10px;
    font-size: 0.9em;
    background-color: #00c3ff33;
    color: white;
    border: none;
    border-radius: 6px;
    margin: 0 2px;
    cursor: pointer;
}

.small-btn.red {
    background-color: #ff444433;
}

.small-btn:hover {
    background-color: #00c3ff77;
}

.small-btn.red:hover {
    background-color: #ff4444aa;
}

.product-form {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.product-form input {
    padding: 10px;
    font-size: 1em;
    border-radius: 8px;
    border: 1px solid #555;
    background: #111;
    color: #fff;
}