* {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

html, body {
    margin: 0;
    height: 100%;
}

body {
    background: url("/img/atyrau_bg.png") no-repeat center center fixed;
    background-size: cover;
}

/* затемнение фона */
.bg-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
}

/* контейнер логина */
.login-container {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* карточка */
.login-box {
    width: 360px;
    padding: 32px;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

/* логотип */
.logo {
    text-align: center;
    margin-bottom: 24px;
}

.logo span {
    display: block;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 1px;
    color: #1f4fd8;
}

.logo small {
    font-size: 14px;
    color: #555;
}

/* поля */
.login-box input {
    width: 100%;
    padding: 12px 14px;
    margin-bottom: 14px;
    border-radius: 6px;
    border: 1px solid #ccc;
    font-size: 14px;
}

/* кнопка */
.login-box button {
    width: 100%;
    padding: 12px;
    background: #1f4fd8;
    border: none;
    border-radius: 6px;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    cursor: not-allowed;
    opacity: 0.8;
}

/* подсказка */
.hint {
    margin-top: 16px;
    font-size: 12px;
    color: #777;
    text-align: center;
}