body {
    font-family: -apple-system, sans-serif;
    background: #f0f2f5;
    margin: 0;
    padding: 0;
}

.header {
    background: #0088cc;
    color: white;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.container {
    padding: 15px;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
}

/* Авторизация */
#auth-section {
    display: block;
    text-align: center;
    padding-top: 50px;
}

.btn-blue {
    background: #0088cc;
    color: white;
    border: none;
    padding: 12px;
    width: 90%;
    border-radius: 10px;
    font-weight: bold;
    font-size: 16px;
    cursor: pointer;
}

/* Кабинет */
#user-info {
    display: none;
}

.balance-label {
    color: #888;
    font-size: 14px;
    margin-top: 10px;
}

.balance-val {
    font-size: 2.5rem;
    font-weight: bold;
    color: #2ecc71;
    margin-bottom: 20px;
}

/* Кнопка смены (меню) */
.btn-menu {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid white;
    color: white;
    padding: 5px 12px;
    border-radius: 8px;
    font-size: 14px;
}

/* Список напитков */
.drinks-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 20px;
}

/* Боковое меню */
.side-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100%;
    background: white;
    z-index: 1001;
    transition: 0.3s;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    padding: 20px;
    box-sizing: border-box;
}

.side-menu.active {
    right: 0;
}

/* Затемнение фона */
#menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

/* Элементы меню */
.menu-item {
    padding: 15px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    font-size: 18px;
}

.menu-item:active {
    background: #f0f0f0;
}

.menu-header {
    font-weight: bold;
    margin-bottom: 20px;
    color: #0088cc;
    font-size: 20px;
}

/* Статус заказа */
#status-msg {
    margin-top: 15px;
    font-size: 18px;
    font-weight: bold;
    color: #0088cc;
    min-height: 28px;
}